id sid tid token lemma pos ajema-8091 1 1 wireless wireless ADJ ajema-8091 1 2 communication communication NOUN ajema-8091 1 3 over over ADP ajema-8091 1 4 rayleigh rayleigh PROPN ajema-8091 1 5 and and CCONJ ajema-8091 1 6 rician rician ADJ ajema-8091 1 7 channels channel NOUN ajema-8091 1 8 21 21 NUM ajema-8091 1 9 journal journal NOUN ajema-8091 1 10 of of ADP ajema-8091 1 11 engineering engineering NOUN ajema-8091 1 12 , , PUNCT ajema-8091 1 13 mechanics mechanic NOUN ajema-8091 1 14 and and CCONJ ajema-8091 1 15 architecture architecture NOUN ajema-8091 1 16 www www NOUN ajema-8091 1 17 . . PUNCT ajema-8091 2 1 grnjournal.us grnjournal.us PROPN ajema-8091 2 2 american american PROPN ajema-8091 2 3 journal journal PROPN ajema-8091 2 4 of of ADP ajema-8091 2 5 engineering engineering NOUN ajema-8091 2 6 , , PUNCT ajema-8091 2 7 mechanics mechanic NOUN ajema-8091 2 8 and and CCONJ ajema-8091 2 9 architecture architecture NOUN ajema-8091 2 10 volume volume NOUN ajema-8091 2 11 3 3 NUM ajema-8091 2 12 , , PUNCT ajema-8091 2 13 issue issue NOUN ajema-8091 2 14 7 7 NUM ajema-8091 2 15 , , PUNCT ajema-8091 2 16 2025 2025 NUM ajema-8091 2 17 issn issn X ajema-8091 2 18 ( ( PUNCT ajema-8091 2 19 e e NOUN ajema-8091 2 20 ): ): PUNCT ajema-8091 2 21 2993 2993 NUM ajema-8091 2 22 - - SYM ajema-8091 2 23 2637 2637 NUM ajema-8091 2 24 wireless wireless ADJ ajema-8091 2 25 communication communication NOUN ajema-8091 2 26 over over ADP ajema-8091 2 27 rayleigh rayleigh PROPN ajema-8091 2 28 and and CCONJ ajema-8091 2 29 rician rician ADJ ajema-8091 2 30 channels channel NOUN ajema-8091 2 31 : : PUNCT ajema-8091 2 32 ber ber NOUN ajema-8091 2 33 behavior behavior NOUN ajema-8091 2 34 and and CCONJ ajema-8091 2 35 system system NOUN ajema-8091 2 36 impact impact NOUN ajema-8091 2 37 ankit ankit PROPN ajema-8091 2 38 mishra1 mishra1 PROPN ajema-8091 2 39 , , PUNCT ajema-8091 2 40 renu2 renu2 PROPN ajema-8091 2 41 1p.g 1p.g NUM ajema-8091 2 42 . . PUNCT ajema-8091 3 1 student student NOUN ajema-8091 3 2 , , PUNCT ajema-8091 3 3 department department PROPN ajema-8091 3 4 of of ADP ajema-8091 3 5 cse cse PROPN ajema-8091 3 6 , , PUNCT ajema-8091 3 7 sat sit VERB ajema-8091 3 8 kabir kabir PROPN ajema-8091 3 9 institute institute PROPN ajema-8091 3 10 of of ADP ajema-8091 3 11 technology technology NOUN ajema-8091 3 12 and and CCONJ ajema-8091 3 13 management management NOUN ajema-8091 3 14 , , PUNCT ajema-8091 3 15 ladrawan ladrawan PROPN ajema-8091 3 16 , , PUNCT ajema-8091 3 17 haryana haryana PROPN ajema-8091 3 18 , , PUNCT ajema-8091 3 19 india india PROPN ajema-8091 3 20 2assistant 2assistant PROPN ajema-8091 3 21 professor professor NOUN ajema-8091 3 22 , , PUNCT ajema-8091 3 23 of of ADP ajema-8091 3 24 cse cse PROPN ajema-8091 3 25 , , PUNCT ajema-8091 3 26 sat sit VERB ajema-8091 3 27 kabir kabir PROPN ajema-8091 3 28 institute institute PROPN ajema-8091 3 29 of of ADP ajema-8091 3 30 technology technology NOUN ajema-8091 3 31 and and CCONJ ajema-8091 3 32 management management NOUN ajema-8091 3 33 , , PUNCT ajema-8091 3 34 ladrawan ladrawan PROPN ajema-8091 3 35 , , PUNCT ajema-8091 3 36 haryana haryana PROPN ajema-8091 3 37 , , PUNCT ajema-8091 3 38 india india PROPN ajema-8091 3 39 abstract abstract PROPN ajema-8091 3 40 : : PUNCT ajema-8091 3 41 a a DET ajema-8091 3 42 thorough thorough ADJ ajema-8091 3 43 assessment assessment NOUN ajema-8091 3 44 of of ADP ajema-8091 3 45 diversity diversity NOUN ajema-8091 3 46 combining combine VERB ajema-8091 3 47 methods method NOUN ajema-8091 3 48 , , PUNCT ajema-8091 3 49 including include VERB ajema-8091 3 50 equal equal ADJ ajema-8091 3 51 gain gain NOUN ajema-8091 3 52 combining combine VERB ajema-8091 3 53 ( ( PUNCT ajema-8091 3 54 egc egc ADJ ajema-8091 3 55 ) ) PUNCT ajema-8091 3 56 , , PUNCT ajema-8091 3 57 selection selection NOUN ajema-8091 3 58 combining combine VERB ajema-8091 3 59 ( ( PUNCT ajema-8091 3 60 sc sc NOUN ajema-8091 3 61 ) ) PUNCT ajema-8091 3 62 , , PUNCT ajema-8091 3 63 and and CCONJ ajema-8091 3 64 maximal maximal ADJ ajema-8091 3 65 ratio ratio NOUN ajema-8091 3 66 combining combine VERB ajema-8091 3 67 ( ( PUNCT ajema-8091 3 68 mrc mrc NOUN ajema-8091 3 69 ) ) PUNCT ajema-8091 3 70 , , PUNCT ajema-8091 3 71 in in SCONJ ajema-8091 3 72 wireless wireless ADJ ajema-8091 3 73 communication communication NOUN ajema-8091 3 74 systems system NOUN ajema-8091 3 75 exposed expose VERB ajema-8091 3 76 to to ADP ajema-8091 3 77 independent independent ADJ ajema-8091 3 78 rayleigh rayleigh PROPN ajema-8091 3 79 and and CCONJ ajema-8091 3 80 rician rician ADJ ajema-8091 3 81 fading fade VERB ajema-8091 3 82 channels channel NOUN ajema-8091 3 83 is be AUX ajema-8091 3 84 presented present VERB ajema-8091 3 85 in in ADP ajema-8091 3 86 this this DET ajema-8091 3 87 work work NOUN ajema-8091 3 88 . . PUNCT ajema-8091 4 1 using use VERB ajema-8091 4 2 quadrature quadrature NOUN ajema-8091 4 3 phase phase NOUN ajema-8091 4 4 shift shift NOUN ajema-8091 4 5 keying keying NOUN ajema-8091 4 6 ( ( PUNCT ajema-8091 4 7 qpsk qpsk NOUN ajema-8091 4 8 ) ) PUNCT ajema-8091 4 9 modulation modulation NOUN ajema-8091 4 10 , , PUNCT ajema-8091 4 11 the the DET ajema-8091 4 12 performance performance NOUN ajema-8091 4 13 is be AUX ajema-8091 4 14 examined examine VERB ajema-8091 4 15 . . PUNCT ajema-8091 5 1 rayleigh rayleigh PROPN ajema-8091 5 2 and and CCONJ ajema-8091 5 3 rician rician PROPN ajema-8091 5 4 fading fade VERB ajema-8091 5 5 environments environment NOUN ajema-8091 5 6 are be AUX ajema-8091 5 7 generated generate VERB ajema-8091 5 8 as as ADP ajema-8091 5 9 part part NOUN ajema-8091 5 10 of of ADP ajema-8091 5 11 a a DET ajema-8091 5 12 comprehensive comprehensive ADJ ajema-8091 5 13 system system NOUN ajema-8091 5 14 model model NOUN ajema-8091 5 15 that that PRON ajema-8091 5 16 is be AUX ajema-8091 5 17 designed design VERB ajema-8091 5 18 and and CCONJ ajema-8091 5 19 simulated simulate VERB ajema-8091 5 20 to to PART ajema-8091 5 21 represent represent VERB ajema-8091 5 22 realistic realistic ADJ ajema-8091 5 23 multipath multipath NOUN ajema-8091 5 24 propagation propagation NOUN ajema-8091 5 25 conditions condition NOUN ajema-8091 5 26 . . PUNCT ajema-8091 6 1 every every DET ajema-8091 6 2 diversity diversity NOUN ajema-8091 6 3 plan plan NOUN ajema-8091 6 4 is be AUX ajema-8091 6 5 put put VERB ajema-8091 6 6 into into ADP ajema-8091 6 7 place place NOUN ajema-8091 6 8 to to PART ajema-8091 6 9 lessen lessen VERB ajema-8091 6 10 the the DET ajema-8091 6 11 effect effect NOUN ajema-8091 6 12 that that SCONJ ajema-8091 6 13 fading fading NOUN ajema-8091 6 14 has have AUX ajema-8091 6 15 on on ADP ajema-8091 6 16 signal signal ADJ ajema-8091 6 17 integrity integrity NOUN ajema-8091 6 18 . . PUNCT ajema-8091 7 1 the the DET ajema-8091 7 2 performance performance NOUN ajema-8091 7 3 of of ADP ajema-8091 7 4 each each DET ajema-8091 7 5 method method NOUN ajema-8091 7 6 is be AUX ajema-8091 7 7 then then ADV ajema-8091 7 8 evaluated evaluate VERB ajema-8091 7 9 by by ADP ajema-8091 7 10 computing compute VERB ajema-8091 7 11 the the DET ajema-8091 7 12 bit bit NOUN ajema-8091 7 13 error error NOUN ajema-8091 7 14 rate rate NOUN ajema-8091 7 15 ( ( PUNCT ajema-8091 7 16 ber ber NOUN ajema-8091 7 17 ) ) PUNCT ajema-8091 7 18 at at ADP ajema-8091 7 19 different different ADJ ajema-8091 7 20 signal signal NOUN ajema-8091 7 21 - - PUNCT ajema-8091 7 22 to to ADP ajema-8091 7 23 - - PUNCT ajema-8091 7 24 noise noise NOUN ajema-8091 7 25 ratio ratio NOUN ajema-8091 7 26 ( ( PUNCT ajema-8091 7 27 snr snr NOUN ajema-8091 7 28 ) ) PUNCT ajema-8091 7 29 levels level NOUN ajema-8091 7 30 . . PUNCT ajema-8091 8 1 according accord VERB ajema-8091 8 2 to to ADP ajema-8091 8 3 simulation simulation NOUN ajema-8091 8 4 results result NOUN ajema-8091 8 5 , , PUNCT ajema-8091 8 6 egc egc PROPN ajema-8091 8 7 provides provide VERB ajema-8091 8 8 a a DET ajema-8091 8 9 performance performance NOUN ajema-8091 8 10 that that PRON ajema-8091 8 11 is be AUX ajema-8091 8 12 comparable comparable ADJ ajema-8091 8 13 to to ADP ajema-8091 8 14 mrc mrc VERB ajema-8091 8 15 with with ADP ajema-8091 8 16 less less ADJ ajema-8091 8 17 complexity complexity NOUN ajema-8091 8 18 , , PUNCT ajema-8091 8 19 whereas whereas SCONJ ajema-8091 8 20 mrc mrc NOUN ajema-8091 8 21 consistently consistently ADV ajema-8091 8 22 achieves achieve VERB ajema-8091 8 23 the the DET ajema-8091 8 24 lowest low ADJ ajema-8091 8 25 ber ber NOUN ajema-8091 8 26 thanks thank NOUN ajema-8091 8 27 to to ADP ajema-8091 8 28 its its PRON ajema-8091 8 29 ideal ideal ADJ ajema-8091 8 30 signal signal NOUN ajema-8091 8 31 - - PUNCT ajema-8091 8 32 to to ADP ajema-8091 8 33 - - PUNCT ajema-8091 8 34 noise noise NOUN ajema-8091 8 35 ratio ratio NOUN ajema-8091 8 36 gain gain NOUN ajema-8091 8 37 . . PUNCT ajema-8091 9 1 even even ADV ajema-8091 9 2 though though SCONJ ajema-8091 9 3 sc sc PROPN ajema-8091 9 4 is be AUX ajema-8091 9 5 the the DET ajema-8091 9 6 most most ADV ajema-8091 9 7 straightforward straightforward ADJ ajema-8091 9 8 , , PUNCT ajema-8091 9 9 its its PRON ajema-8091 9 10 inferior inferior ADJ ajema-8091 9 11 branch branch NOUN ajema-8091 9 12 selection selection NOUN ajema-8091 9 13 results result NOUN ajema-8091 9 14 in in ADP ajema-8091 9 15 a a DET ajema-8091 9 16 higher high ADJ ajema-8091 9 17 ber ber NOUN ajema-8091 9 18 . . PUNCT ajema-8091 10 1 the the DET ajema-8091 10 2 study study NOUN ajema-8091 10 3 underscores underscore VERB ajema-8091 10 4 the the DET ajema-8091 10 5 trade trade NOUN ajema-8091 10 6 - - PUNCT ajema-8091 10 7 offs off NOUN ajema-8091 10 8 between between ADP ajema-8091 10 9 complexity complexity NOUN ajema-8091 10 10 and and CCONJ ajema-8091 10 11 performance performance NOUN ajema-8091 10 12 in in ADP ajema-8091 10 13 diversity diversity NOUN ajema-8091 10 14 combining combine VERB ajema-8091 10 15 techniques technique NOUN ajema-8091 10 16 and and CCONJ ajema-8091 10 17 affirms affirm VERB ajema-8091 10 18 the the DET ajema-8091 10 19 superiority superiority NOUN ajema-8091 10 20 of of ADP ajema-8091 10 21 mrc mrc NOUN ajema-8091 10 22 in in ADP ajema-8091 10 23 enhancing enhance VERB ajema-8091 10 24 qpsk qpsk NOUN ajema-8091 10 25 signal signal NOUN ajema-8091 10 26 robustness robustness NOUN ajema-8091 10 27 under under ADP ajema-8091 10 28 both both CCONJ ajema-8091 10 29 rayleigh rayleigh PROPN ajema-8091 10 30 and and CCONJ ajema-8091 10 31 rician rician ADJ ajema-8091 10 32 fading fade VERB ajema-8091 10 33 conditions condition NOUN ajema-8091 10 34 . . PUNCT ajema-8091 11 1 keywords keyword NOUN ajema-8091 11 2 : : PUNCT ajema-8091 11 3 diversity diversity NOUN ajema-8091 11 4 combining combining NOUN ajema-8091 11 5 , , PUNCT ajema-8091 11 6 fading fading NOUN ajema-8091 11 7 , , PUNCT ajema-8091 11 8 modulation modulation NOUN ajema-8091 11 9 , , PUNCT ajema-8091 11 10 bit bit NOUN ajema-8091 11 11 error error NOUN ajema-8091 11 12 rate rate NOUN ajema-8091 11 13 . . PUNCT ajema-8091 12 1 introduction introduction NOUN ajema-8091 12 2 multipath multipath PRON ajema-8091 12 3 fading fade VERB ajema-8091 12 4 - - PUNCT ajema-8091 12 5 induced induce VERB ajema-8091 12 6 signal signal NOUN ajema-8091 12 7 deterioration deterioration NOUN ajema-8091 12 8 is be AUX ajema-8091 12 9 a a DET ajema-8091 12 10 major major ADJ ajema-8091 12 11 problem problem NOUN ajema-8091 12 12 in in ADP ajema-8091 12 13 wireless wireless ADJ ajema-8091 12 14 communication communication NOUN ajema-8091 12 15 systems system NOUN ajema-8091 12 16 that that PRON ajema-8091 12 17 has have VERB ajema-8091 12 18 an an DET ajema-8091 12 19 immediate immediate ADJ ajema-8091 12 20 impact impact NOUN ajema-8091 12 21 on on ADP ajema-8091 12 22 data datum NOUN ajema-8091 12 23 transmission transmission NOUN ajema-8091 12 24 quality quality NOUN ajema-8091 12 25 and and CCONJ ajema-8091 12 26 dependability dependability NOUN ajema-8091 12 27 [ [ X ajema-8091 12 28 1 1 NUM ajema-8091 12 29 ] ] PUNCT ajema-8091 12 30 . . PUNCT ajema-8091 13 1 fading fade VERB ajema-8091 13 2 phenomena phenomenon NOUN ajema-8091 13 3 like like ADP ajema-8091 13 4 rayleigh rayleigh PROPN ajema-8091 13 5 and and CCONJ ajema-8091 13 6 rician rician PROPN ajema-8091 13 7 fading fading NOUN ajema-8091 13 8 are be AUX ajema-8091 13 9 caused cause VERB ajema-8091 13 10 by by ADP ajema-8091 13 11 multipath multipath NOUN ajema-8091 13 12 propagation propagation NOUN ajema-8091 13 13 , , PUNCT ajema-8091 13 14 which which PRON ajema-8091 13 15 is be AUX ajema-8091 13 16 the the DET ajema-8091 13 17 result result NOUN ajema-8091 13 18 of of ADP ajema-8091 13 19 radio radio NOUN ajema-8091 13 20 signals signal NOUN ajema-8091 13 21 being be AUX ajema-8091 13 22 reflected reflect VERB ajema-8091 13 23 , , PUNCT ajema-8091 13 24 diffraction diffraction NOUN ajema-8091 13 25 , , PUNCT ajema-8091 13 26 and and CCONJ ajema-8091 13 27 scattered scatter VERB ajema-8091 13 28 . . PUNCT ajema-8091 14 1 particularly particularly ADV ajema-8091 14 2 in in ADP ajema-8091 14 3 mobile mobile ADJ ajema-8091 14 4 situations situation NOUN ajema-8091 14 5 , , PUNCT ajema-8091 14 6 these these DET ajema-8091 14 7 impairments impairment NOUN ajema-8091 14 8 result result VERB ajema-8091 14 9 in in ADP ajema-8091 14 10 changes change NOUN ajema-8091 14 11 in in ADP ajema-8091 14 12 signal signal ADJ ajema-8091 14 13 amplitude amplitude NOUN ajema-8091 14 14 and and CCONJ ajema-8091 14 15 phase phase NOUN ajema-8091 14 16 , , PUNCT ajema-8091 14 17 which which PRON ajema-8091 14 18 raise raise VERB ajema-8091 14 19 bit bit NOUN ajema-8091 14 20 error error NOUN ajema-8091 14 21 rates rate NOUN ajema-8091 14 22 ( ( PUNCT ajema-8091 14 23 ber ber PROPN ajema-8091 14 24 ) ) PUNCT ajema-8091 14 25 and and CCONJ ajema-8091 14 26 degrade degrade VERB ajema-8091 14 27 performance performance NOUN ajema-8091 14 28 [ [ X ajema-8091 14 29 2 2 NUM ajema-8091 14 30 ] ] PUNCT ajema-8091 14 31 . . PUNCT ajema-8091 15 1 diversity diversity NOUN ajema-8091 15 2 approaches approach NOUN ajema-8091 15 3 have have AUX ajema-8091 15 4 become become VERB ajema-8091 15 5 viable viable ADJ ajema-8091 15 6 ways way NOUN ajema-8091 15 7 to to PART ajema-8091 15 8 counteract counteract VERB ajema-8091 15 9 the the DET ajema-8091 15 10 negative negative ADJ ajema-8091 15 11 impacts impact NOUN ajema-8091 15 12 of of ADP ajema-8091 15 13 fading fading NOUN ajema-8091 15 14 . . PUNCT ajema-8091 16 1 the the DET ajema-8091 16 2 system system NOUN ajema-8091 16 3 can can AUX ajema-8091 16 4 take take VERB ajema-8091 16 5 use use NOUN ajema-8091 16 6 of of ADP ajema-8091 16 7 the the DET ajema-8091 16 8 various various ADJ ajema-8091 16 9 broadcast broadcast NOUN ajema-8091 16 10 signal signal NOUN ajema-8091 16 11 versions version NOUN ajema-8091 16 12 that that PRON ajema-8091 16 13 arrive arrive VERB ajema-8091 16 14 via via ADP ajema-8091 16 15 various various ADJ ajema-8091 16 16 paths path NOUN ajema-8091 16 17 by by ADP ajema-8091 16 18 using use VERB ajema-8091 16 19 diversity diversity NOUN ajema-8091 16 20 combining combine VERB ajema-8091 16 21 at at ADP ajema-8091 16 22 the the DET ajema-8091 16 23 receiver receiver ADJ ajema-8091 16 24 side side NOUN ajema-8091 16 25 , , PUNCT ajema-8091 16 26 which which PRON ajema-8091 16 27 enhances enhance VERB ajema-8091 16 28 the the DET ajema-8091 16 29 overall overall ADJ ajema-8091 16 30 signal signal NOUN ajema-8091 16 31 quality quality NOUN ajema-8091 16 32 . . PUNCT ajema-8091 17 1 by by ADP ajema-8091 17 2 weighting weight VERB ajema-8091 17 3 each each DET ajema-8091 17 4 received receive VERB ajema-8091 17 5 signal signal NOUN ajema-8091 17 6 branch branch NOUN ajema-8091 17 7 based base VERB ajema-8091 17 8 on on ADP ajema-8091 17 9 its its PRON ajema-8091 17 10 snr snr NOUN ajema-8091 17 11 , , PUNCT ajema-8091 17 12 maximal maximal ADJ ajema-8091 17 13 ratio ratio NOUN ajema-8091 17 14 combining combine VERB ajema-8091 17 15 ( ( PUNCT ajema-8091 17 16 mrc mrc NOUN ajema-8091 17 17 ) ) PUNCT ajema-8091 17 18 , , PUNCT ajema-8091 17 19 one one NUM ajema-8091 17 20 of of ADP ajema-8091 17 21 the the DET ajema-8091 17 22 popular popular ADJ ajema-8091 17 23 combining combine VERB ajema-8091 17 24 approaches approach NOUN ajema-8091 17 25 , , PUNCT ajema-8091 17 26 offers offer VERB ajema-8091 17 27 the the DET ajema-8091 17 28 best good ADJ ajema-8091 17 29 performance performance NOUN ajema-8091 17 30 [ [ X ajema-8091 17 31 3 3 NUM ajema-8091 17 32 ] ] PUNCT ajema-8091 17 33 . . PUNCT ajema-8091 18 1 while while SCONJ ajema-8091 18 2 identical identical ADJ ajema-8091 18 3 gain gain NOUN ajema-8091 18 4 combining combine VERB ajema-8091 18 5 ( ( PUNCT ajema-8091 18 6 egc egc PROPN ajema-8091 18 7 ) ) PUNCT ajema-8091 18 8 combines combine VERB ajema-8091 18 9 all all DET ajema-8091 18 10 branches branch NOUN ajema-8091 18 11 with with ADP ajema-8091 18 12 identical identical ADJ ajema-8091 18 13 amplitude amplitude NOUN ajema-8091 18 14 but but CCONJ ajema-8091 18 15 altered alter VERB ajema-8091 18 16 phases phase NOUN ajema-8091 18 17 , , PUNCT ajema-8091 18 18 selection selection NOUN ajema-8091 18 19 combining combine VERB ajema-8091 18 20 ( ( PUNCT ajema-8091 18 21 sc sc PROPN ajema-8091 18 22 ) ) PUNCT ajema-8091 18 23 ( ( PUNCT ajema-8091 18 24 figure figure NOUN ajema-8091 18 25 1 1 NUM ajema-8091 18 26 ) ) PUNCT ajema-8091 18 27 , , PUNCT ajema-8091 18 28 despite despite SCONJ ajema-8091 18 29 being be AUX ajema-8091 18 30 easier easy ADJ ajema-8091 18 31 , , PUNCT ajema-8091 18 32 only only ADV ajema-8091 18 33 chooses choose VERB ajema-8091 18 34 the the DET ajema-8091 18 35 strongest strong ADJ ajema-8091 18 36 branch branch NOUN ajema-8091 18 37 for for ADP ajema-8091 18 38 detection detection NOUN ajema-8091 18 39 [ [ X ajema-8091 18 40 4 4 NUM ajema-8091 18 41 ] ] PUNCT ajema-8091 18 42 . . PUNCT ajema-8091 19 1 22 22 NUM ajema-8091 19 2 journal journal NOUN ajema-8091 19 3 of of ADP ajema-8091 19 4 engineering engineering NOUN ajema-8091 19 5 , , PUNCT ajema-8091 19 6 mechanics mechanic NOUN ajema-8091 19 7 and and CCONJ ajema-8091 19 8 architecture architecture NOUN ajema-8091 19 9 www www NOUN ajema-8091 19 10 . . PUNCT ajema-8091 20 1 grnjournal.us grnjournal.us X ajema-8091 20 2 these these DET ajema-8091 20 3 diversity diversity NOUN ajema-8091 20 4 techniques technique NOUN ajema-8091 20 5 are be AUX ajema-8091 20 6 used use VERB ajema-8091 20 7 in in ADP ajema-8091 20 8 contemporary contemporary ADJ ajema-8091 20 9 wireless wireless NOUN ajema-8091 20 10 standards standard NOUN ajema-8091 20 11 and and CCONJ ajema-8091 20 12 technologies technology NOUN ajema-8091 20 13 , , PUNCT ajema-8091 20 14 such such ADJ ajema-8091 20 15 lte lte PROPN ajema-8091 20 16 and and CCONJ ajema-8091 20 17 5 5 NUM ajema-8091 20 18 g g NOUN ajema-8091 20 19 , , PUNCT ajema-8091 20 20 to to PART ajema-8091 20 21 guarantee guarantee VERB ajema-8091 20 22 signal signal NOUN ajema-8091 20 23 resilience resilience NOUN ajema-8091 20 24 . . PUNCT ajema-8091 21 1 understanding understand VERB ajema-8091 21 2 the the DET ajema-8091 21 3 practical practical ADJ ajema-8091 21 4 efficacy efficacy NOUN ajema-8091 21 5 of of ADP ajema-8091 21 6 these these DET ajema-8091 21 7 techniques technique NOUN ajema-8091 21 8 requires require VERB ajema-8091 21 9 evaluating evaluate VERB ajema-8091 21 10 them they PRON ajema-8091 21 11 under under ADP ajema-8091 21 12 various various ADJ ajema-8091 21 13 channel channel NOUN ajema-8091 21 14 conditions condition NOUN ajema-8091 21 15 , , PUNCT ajema-8091 21 16 including include VERB ajema-8091 21 17 rayleigh rayleigh PROPN ajema-8091 21 18 and and CCONJ ajema-8091 21 19 rician rician PROPN ajema-8091 21 20 fading fading NOUN ajema-8091 21 21 . . PUNCT ajema-8091 22 1 rician rician PROPN ajema-8091 22 2 fading fade VERB ajema-8091 22 3 works work NOUN ajema-8091 22 4 in in ADP ajema-8091 22 5 contexts context NOUN ajema-8091 22 6 with with ADP ajema-8091 22 7 a a DET ajema-8091 22 8 significant significant ADJ ajema-8091 22 9 line line NOUN ajema-8091 22 10 - - PUNCT ajema-8091 22 11 of of ADP ajema-8091 22 12 - - PUNCT ajema-8091 22 13 sight sight NOUN ajema-8091 22 14 ( ( PUNCT ajema-8091 22 15 los los PROPN ajema-8091 22 16 ) ) PUNCT ajema-8091 22 17 component component NOUN ajema-8091 22 18 , , PUNCT ajema-8091 22 19 while while SCONJ ajema-8091 22 20 rayleigh rayleigh PROPN ajema-8091 22 21 fading fading NOUN ajema-8091 22 22 usually usually ADV ajema-8091 22 23 represents represent VERB ajema-8091 22 24 non non ADJ ajema-8091 22 25 - - ADJ ajema-8091 22 26 line line ADJ ajema-8091 22 27 - - PUNCT ajema-8091 22 28 of of ADP ajema-8091 22 29 - - PUNCT ajema-8091 22 30 sight sight NOUN ajema-8091 22 31 ( ( PUNCT ajema-8091 22 32 nlos nlo NOUN ajema-8091 22 33 ) ) PUNCT ajema-8091 22 34 scenarios scenario NOUN ajema-8091 22 35 [ [ X ajema-8091 22 36 5 5 NUM ajema-8091 22 37 ] ] PUNCT ajema-8091 22 38 . . PUNCT ajema-8091 23 1 in in ADP ajema-8091 23 2 real real ADJ ajema-8091 23 3 - - PUNCT ajema-8091 23 4 world world NOUN ajema-8091 23 5 wireless wireless NOUN ajema-8091 23 6 systems system NOUN ajema-8091 23 7 , , PUNCT ajema-8091 23 8 mobility mobility NOUN ajema-8091 23 9 , , PUNCT ajema-8091 23 10 the the DET ajema-8091 23 11 availability availability NOUN ajema-8091 23 12 or or CCONJ ajema-8091 23 13 lack lack NOUN ajema-8091 23 14 of of ADP ajema-8091 23 15 a a DET ajema-8091 23 16 line line NOUN ajema-8091 23 17 - - PUNCT ajema-8091 23 18 of of ADP ajema-8091 23 19 - - PUNCT ajema-8091 23 20 sight sight NOUN ajema-8091 23 21 ( ( PUNCT ajema-8091 23 22 los los PROPN ajema-8091 23 23 ) ) PUNCT ajema-8091 23 24 path path NOUN ajema-8091 23 25 between between ADP ajema-8091 23 26 the the DET ajema-8091 23 27 transmitter transmitter NOUN ajema-8091 23 28 and and CCONJ ajema-8091 23 29 receiver receiver NOUN ajema-8091 23 30 , , PUNCT ajema-8091 23 31 and and CCONJ ajema-8091 23 32 the the DET ajema-8091 23 33 surrounding surround VERB ajema-8091 23 34 environment environment NOUN ajema-8091 23 35 all all PRON ajema-8091 23 36 affect affect VERB ajema-8091 23 37 how how SCONJ ajema-8091 23 38 severe severe ADJ ajema-8091 23 39 fading fading NOUN ajema-8091 23 40 is be AUX ajema-8091 23 41 . . PUNCT ajema-8091 24 1 when when SCONJ ajema-8091 24 2 buildings building NOUN ajema-8091 24 3 block block VERB ajema-8091 24 4 the the DET ajema-8091 24 5 direct direct ADJ ajema-8091 24 6 path path NOUN ajema-8091 24 7 and and CCONJ ajema-8091 24 8 the the DET ajema-8091 24 9 received receive VERB ajema-8091 24 10 signal signal NOUN ajema-8091 24 11 is be AUX ajema-8091 24 12 made make VERB ajema-8091 24 13 up up ADP ajema-8091 24 14 entirely entirely ADV ajema-8091 24 15 of of ADP ajema-8091 24 16 dispersed disperse VERB ajema-8091 24 17 multipath multipath NOUN ajema-8091 24 18 components component NOUN ajema-8091 24 19 , , PUNCT ajema-8091 24 20 rayleigh rayleigh PROPN ajema-8091 24 21 fading fading NOUN ajema-8091 24 22 is be AUX ajema-8091 24 23 frequently frequently ADV ajema-8091 24 24 seen see VERB ajema-8091 24 25 in in ADP ajema-8091 24 26 crowded crowded ADJ ajema-8091 24 27 urban urban ADJ ajema-8091 24 28 settings setting NOUN ajema-8091 24 29 . . PUNCT ajema-8091 25 1 rician rician PROPN ajema-8091 25 2 fading fading PROPN ajema-8091 25 3 , , PUNCT ajema-8091 25 4 on on ADP ajema-8091 25 5 the the DET ajema-8091 25 6 other other ADJ ajema-8091 25 7 hand hand NOUN ajema-8091 25 8 , , PUNCT ajema-8091 25 9 happens happen VERB ajema-8091 25 10 in in ADP ajema-8091 25 11 situations situation NOUN ajema-8091 25 12 when when SCONJ ajema-8091 25 13 there there PRON ajema-8091 25 14 is be VERB ajema-8091 25 15 a a DET ajema-8091 25 16 strong strong ADJ ajema-8091 25 17 los los NOUN ajema-8091 25 18 component component NOUN ajema-8091 25 19 in in ADP ajema-8091 25 20 addition addition NOUN ajema-8091 25 21 to to ADP ajema-8091 25 22 multipath multipath NOUN ajema-8091 25 23 signals signal NOUN ajema-8091 25 24 , , PUNCT ajema-8091 25 25 like like ADP ajema-8091 25 26 in in ADP ajema-8091 25 27 rural rural ADJ ajema-8091 25 28 or or CCONJ ajema-8091 25 29 suburban suburban ADJ ajema-8091 25 30 settings setting NOUN ajema-8091 26 1 [ [ X ajema-8091 26 2 6 6 NUM ajema-8091 26 3 ] ] PUNCT ajema-8091 26 4 . . PUNCT ajema-8091 27 1 both both DET ajema-8091 27 2 models model NOUN ajema-8091 27 3 are be AUX ajema-8091 27 4 frequently frequently ADV ajema-8091 27 5 used use VERB ajema-8091 27 6 to to PART ajema-8091 27 7 assess assess VERB ajema-8091 27 8 modulation modulation NOUN ajema-8091 27 9 and and CCONJ ajema-8091 27 10 coding code VERB ajema-8091 27 11 strategies strategy NOUN ajema-8091 27 12 and and CCONJ ajema-8091 27 13 are be AUX ajema-8091 27 14 used use VERB ajema-8091 27 15 as as ADP ajema-8091 27 16 standard standard ADJ ajema-8091 27 17 fading fade VERB ajema-8091 27 18 channel channel NOUN ajema-8091 27 19 assumptions assumption NOUN ajema-8091 27 20 in in ADP ajema-8091 27 21 simulations simulation NOUN ajema-8091 27 22 . . PUNCT ajema-8091 28 1 because because SCONJ ajema-8091 28 2 of of ADP ajema-8091 28 3 its its PRON ajema-8091 28 4 spectrum spectrum NOUN ajema-8091 28 5 efficiency efficiency NOUN ajema-8091 28 6 and and CCONJ ajema-8091 28 7 noise noise NOUN ajema-8091 28 8 resistance resistance NOUN ajema-8091 28 9 , , PUNCT ajema-8091 28 10 quadrature quadrature NOUN ajema-8091 28 11 phase phase NOUN ajema-8091 28 12 shift shift NOUN ajema-8091 28 13 keying keying NOUN ajema-8091 28 14 ( ( PUNCT ajema-8091 28 15 qpsk qpsk NOUN ajema-8091 28 16 ) ) PUNCT ajema-8091 28 17 is be AUX ajema-8091 28 18 a a DET ajema-8091 28 19 favored favor VERB ajema-8091 28 20 modulation modulation NOUN ajema-8091 28 21 system system NOUN ajema-8091 28 22 in in ADP ajema-8091 28 23 wireless wireless ADJ ajema-8091 28 24 communication communication NOUN ajema-8091 28 25 and and CCONJ ajema-8091 28 26 is be AUX ajema-8091 28 27 appropriate appropriate ADJ ajema-8091 28 28 for for ADP ajema-8091 28 29 applications application NOUN ajema-8091 28 30 requiring require VERB ajema-8091 28 31 low low ADJ ajema-8091 28 32 to to ADP ajema-8091 28 33 moderate moderate ADJ ajema-8091 28 34 data datum NOUN ajema-8091 28 35 rates rate NOUN ajema-8091 28 36 . . PUNCT ajema-8091 29 1 qpsk qpsk NOUN ajema-8091 29 2 can can AUX ajema-8091 29 3 further far ADV ajema-8091 29 4 benefit benefit VERB ajema-8091 29 5 from from ADP ajema-8091 29 6 improved improve VERB ajema-8091 29 7 error error NOUN ajema-8091 29 8 performance performance NOUN ajema-8091 29 9 when when SCONJ ajema-8091 29 10 paired pair VERB ajema-8091 29 11 with with ADP ajema-8091 29 12 diversity diversity NOUN ajema-8091 29 13 approaches approach NOUN ajema-8091 29 14 , , PUNCT ajema-8091 29 15 particularly particularly ADV ajema-8091 29 16 in in ADP ajema-8091 29 17 situations situation NOUN ajema-8091 29 18 with with ADP ajema-8091 29 19 multipath multipath NOUN ajema-8091 29 20 fading fade VERB ajema-8091 29 21 [ [ X ajema-8091 29 22 7 7 NUM ajema-8091 29 23 ] ] PUNCT ajema-8091 29 24 . . PUNCT ajema-8091 30 1 knowing know VERB ajema-8091 30 2 how how SCONJ ajema-8091 30 3 qpsk qpsk NOUN ajema-8091 30 4 behaves behave VERB ajema-8091 30 5 in in ADP ajema-8091 30 6 combination combination NOUN ajema-8091 30 7 with with ADP ajema-8091 30 8 diversity diversity NOUN ajema-8091 30 9 reception reception NOUN ajema-8091 30 10 is be AUX ajema-8091 30 11 crucial crucial ADJ ajema-8091 30 12 as as SCONJ ajema-8091 30 13 wireless wireless ADJ ajema-8091 30 14 systems system NOUN ajema-8091 30 15 develop develop VERB ajema-8091 30 16 to to PART ajema-8091 30 17 accommodate accommodate VERB ajema-8091 30 18 increased increase VERB ajema-8091 30 19 mobility mobility NOUN ajema-8091 30 20 and and CCONJ ajema-8091 30 21 user user NOUN ajema-8091 30 22 density density NOUN ajema-8091 30 23 . . PUNCT ajema-8091 31 1 multiple multiple ADJ ajema-8091 31 2 antennas antenna NOUN ajema-8091 31 3 ( ( PUNCT ajema-8091 31 4 spatial spatial ADJ ajema-8091 31 5 diversity diversity NOUN ajema-8091 31 6 ) ) PUNCT ajema-8091 31 7 , , PUNCT ajema-8091 31 8 frequency frequency NOUN ajema-8091 31 9 diversity diversity NOUN ajema-8091 31 10 , , PUNCT ajema-8091 31 11 or or CCONJ ajema-8091 31 12 time time NOUN ajema-8091 31 13 diversity diversity NOUN ajema-8091 31 14 can can AUX ajema-8091 31 15 all all PRON ajema-8091 31 16 be be AUX ajema-8091 31 17 used use VERB ajema-8091 31 18 to to PART ajema-8091 31 19 implement implement VERB ajema-8091 31 20 diversity diversity NOUN ajema-8091 31 21 reception reception NOUN ajema-8091 31 22 . . PUNCT ajema-8091 32 1 the the DET ajema-8091 32 2 most most ADV ajema-8091 32 3 extensively extensively ADV ajema-8091 32 4 used use VERB ajema-8091 32 5 and and CCONJ ajema-8091 32 6 efficient efficient ADJ ajema-8091 32 7 of of ADP ajema-8091 32 8 these these PRON ajema-8091 32 9 in in ADP ajema-8091 32 10 base base NOUN ajema-8091 32 11 stations station NOUN ajema-8091 32 12 and and CCONJ ajema-8091 32 13 mobile mobile NOUN ajema-8091 32 14 devices device NOUN ajema-8091 32 15 is be AUX ajema-8091 32 16 spatial spatial ADJ ajema-8091 32 17 diversity diversity NOUN ajema-8091 32 18 with with ADP ajema-8091 32 19 several several ADJ ajema-8091 32 20 receive receive NOUN ajema-8091 32 21 antennas antenna NOUN ajema-8091 32 22 . . PUNCT ajema-8091 33 1 the the DET ajema-8091 33 2 combination combination NOUN ajema-8091 33 3 of of ADP ajema-8091 33 4 signals signal NOUN ajema-8091 33 5 from from ADP ajema-8091 33 6 several several ADJ ajema-8091 33 7 uncorrelated uncorrelated ADJ ajema-8091 33 8 branches branch NOUN ajema-8091 33 9 increases increase VERB ajema-8091 33 10 the the DET ajema-8091 33 11 probability probability NOUN ajema-8091 33 12 of of ADP ajema-8091 33 13 accurate accurate ADJ ajema-8091 33 14 signal signal NOUN ajema-8091 33 15 identification identification NOUN ajema-8091 33 16 , , PUNCT ajema-8091 33 17 which which PRON ajema-8091 33 18 is be AUX ajema-8091 33 19 the the DET ajema-8091 33 20 specific specific ADJ ajema-8091 33 21 emphasis emphasis NOUN ajema-8091 33 22 of of ADP ajema-8091 33 23 our our PRON ajema-8091 33 24 study study NOUN ajema-8091 33 25 on on ADP ajema-8091 33 26 receiver receiver ADJ ajema-8091 33 27 diversity diversity NOUN ajema-8091 33 28 . . PUNCT ajema-8091 34 1 although although SCONJ ajema-8091 34 2 it it PRON ajema-8091 34 3 is be AUX ajema-8091 34 4 computationally computationally ADV ajema-8091 34 5 demanding demanding ADJ ajema-8091 34 6 , , PUNCT ajema-8091 34 7 mrc mrc NOUN ajema-8091 34 8 provides provide VERB ajema-8091 34 9 the the DET ajema-8091 34 10 best good ADJ ajema-8091 34 11 theoretical theoretical ADJ ajema-8091 34 12 performance performance NOUN ajema-8091 34 13 . . PUNCT ajema-8091 35 1 despite despite SCONJ ajema-8091 35 2 being be AUX ajema-8091 35 3 less less ADV ajema-8091 35 4 complicated complicated ADJ ajema-8091 35 5 , , PUNCT ajema-8091 35 6 sc sc PROPN ajema-8091 35 7 and and CCONJ ajema-8091 35 8 egc egc PROPN ajema-8091 35 9 are be AUX ajema-8091 35 10 not not PART ajema-8091 35 11 ideal ideal ADJ ajema-8091 35 12 , , PUNCT ajema-8091 35 13 but but CCONJ ajema-8091 35 14 they they PRON ajema-8091 35 15 might might AUX ajema-8091 35 16 be be AUX ajema-8091 35 17 better well ADJ ajema-8091 35 18 in in ADP ajema-8091 35 19 systems system NOUN ajema-8091 35 20 with with ADP ajema-8091 35 21 limited limited ADJ ajema-8091 35 22 resources resource NOUN ajema-8091 35 23 [ [ X ajema-8091 35 24 8 8 NUM ajema-8091 35 25 ] ] PUNCT ajema-8091 35 26 . . PUNCT ajema-8091 36 1 this this DET ajema-8091 36 2 paper paper NOUN ajema-8091 36 3 focuses focus VERB ajema-8091 36 4 on on ADP ajema-8091 36 5 evaluating evaluate VERB ajema-8091 36 6 the the DET ajema-8091 36 7 performance performance NOUN ajema-8091 36 8 of of ADP ajema-8091 36 9 mrc mrc NOUN ajema-8091 36 10 , , PUNCT ajema-8091 36 11 sc sc PROPN ajema-8091 36 12 , , PUNCT ajema-8091 36 13 and and CCONJ ajema-8091 36 14 egc egc ADJ ajema-8091 36 15 diversity diversity NOUN ajema-8091 36 16 combining combine VERB ajema-8091 36 17 techniques technique NOUN ajema-8091 36 18 for for ADP ajema-8091 36 19 qpsk qpsk NOUN ajema-8091 36 20 - - PUNCT ajema-8091 36 21 modulated modulate VERB ajema-8091 36 22 signals signal NOUN ajema-8091 36 23 under under ADP ajema-8091 36 24 uncorrelated uncorrelated ADJ ajema-8091 36 25 rayleigh rayleigh PROPN ajema-8091 36 26 and and CCONJ ajema-8091 36 27 rician rician ADJ ajema-8091 36 28 fading fade VERB ajema-8091 36 29 channels channel NOUN ajema-8091 36 30 . . PUNCT ajema-8091 37 1 through through ADP ajema-8091 37 2 matlab matlab PROPN ajema-8091 37 3 - - PUNCT ajema-8091 37 4 based base VERB ajema-8091 37 5 simulation simulation NOUN ajema-8091 37 6 , , PUNCT ajema-8091 37 7 the the DET ajema-8091 37 8 ber ber NOUN ajema-8091 37 9 performance performance NOUN ajema-8091 37 10 of of ADP ajema-8091 37 11 each each DET ajema-8091 37 12 method method NOUN ajema-8091 37 13 is be AUX ajema-8091 37 14 analyzed analyze VERB ajema-8091 37 15 and and CCONJ ajema-8091 37 16 compared compare VERB ajema-8091 37 17 across across ADP ajema-8091 37 18 various various ADJ ajema-8091 37 19 snr snr NOUN ajema-8091 37 20 levels level NOUN ajema-8091 37 21 . . PUNCT ajema-8091 38 1 the the DET ajema-8091 38 2 goal goal NOUN ajema-8091 38 3 is be AUX ajema-8091 38 4 to to PART ajema-8091 38 5 highlight highlight VERB ajema-8091 38 6 the the DET ajema-8091 38 7 trade trade NOUN ajema-8091 38 8 - - PUNCT ajema-8091 38 9 offs off NOUN ajema-8091 38 10 between between ADP ajema-8091 38 11 performance performance NOUN ajema-8091 38 12 and and CCONJ ajema-8091 38 13 computational computational ADJ ajema-8091 38 14 complexity complexity NOUN ajema-8091 38 15 in in ADP ajema-8091 38 16 practical practical ADJ ajema-8091 38 17 wireless wireless ADJ ajema-8091 38 18 systems system NOUN ajema-8091 38 19 . . PUNCT ajema-8091 39 1 research research NOUN ajema-8091 39 2 background background NOUN ajema-8091 39 3 : : PUNCT ajema-8091 39 4 the the DET ajema-8091 39 5 dynamic dynamic ADJ ajema-8091 39 6 and and CCONJ ajema-8091 39 7 unpredictable unpredictable ADJ ajema-8091 39 8 character character NOUN ajema-8091 39 9 of of ADP ajema-8091 39 10 wireless wireless ADJ ajema-8091 39 11 channels channel NOUN ajema-8091 39 12 has have VERB ajema-8091 39 13 a a DET ajema-8091 39 14 significant significant ADJ ajema-8091 39 15 impact impact NOUN ajema-8091 39 16 on on ADP ajema-8091 39 17 the the DET ajema-8091 39 18 dependability dependability NOUN ajema-8091 39 19 of of ADP ajema-8091 39 20 wireless wireless ADJ ajema-8091 39 21 communication communication NOUN ajema-8091 39 22 systems system NOUN ajema-8091 39 23 . . PUNCT ajema-8091 40 1 multipath multipath NOUN ajema-8091 40 2 fading fading NOUN ajema-8091 40 3 , , PUNCT ajema-8091 40 4 which which PRON ajema-8091 40 5 causes cause VERB ajema-8091 40 6 phase phase NOUN ajema-8091 40 7 distortion distortion NOUN ajema-8091 40 8 and and CCONJ ajema-8091 40 9 variations variation NOUN ajema-8091 40 10 in in ADP ajema-8091 40 11 signal signal ADJ ajema-8091 40 12 amplitude amplitude NOUN ajema-8091 40 13 , , PUNCT ajema-8091 40 14 is be AUX ajema-8091 40 15 one one NUM ajema-8091 40 16 of of ADP ajema-8091 40 17 the the DET ajema-8091 40 18 most most ADV ajema-8091 40 19 serious serious ADJ ajema-8091 40 20 impairments impairment NOUN ajema-8091 40 21 . . PUNCT ajema-8091 41 1 across across ADP ajema-8091 41 2 multiple multiple ADJ ajema-8091 41 3 wireless wireless ADJ ajema-8091 41 4 network network NOUN ajema-8091 41 5 generations generation NOUN ajema-8091 41 6 , , PUNCT ajema-8091 41 7 from from ADP ajema-8091 41 8 2 2 NUM ajema-8091 41 9 g g NOUN ajema-8091 41 10 to to ADP ajema-8091 41 11 5 5 NUM ajema-8091 41 12 g g NOUN ajema-8091 41 13 and and CCONJ ajema-8091 41 14 beyond beyond ADV ajema-8091 41 15 , , PUNCT ajema-8091 41 16 diversity diversity NOUN ajema-8091 41 17 combining combine VERB ajema-8091 41 18 techniques technique NOUN ajema-8091 41 19 have have AUX ajema-8091 41 20 been be AUX ajema-8091 41 21 thoroughly thoroughly ADV ajema-8091 41 22 researched research VERB ajema-8091 41 23 and and CCONJ ajema-8091 41 24 used use VERB ajema-8091 41 25 to to PART ajema-8091 41 26 counteract counteract VERB ajema-8091 41 27 such such ADJ ajema-8091 41 28 degradations degradation NOUN ajema-8091 41 29 . . PUNCT ajema-8091 42 1 combining combine VERB ajema-8091 42 2 several several ADJ ajema-8091 42 3 independently independently ADV ajema-8091 42 4 faded fade VERB ajema-8091 42 5 signal signal NOUN ajema-8091 42 6 replicas replica NOUN ajema-8091 42 7 greatly greatly ADV ajema-8091 42 8 enhances enhance VERB ajema-8091 42 9 detection detection NOUN ajema-8091 42 10 performance performance NOUN ajema-8091 42 11 , , PUNCT ajema-8091 42 12 according accord VERB ajema-8091 42 13 to to ADP ajema-8091 42 14 early early ADJ ajema-8091 42 15 diversity diversity NOUN ajema-8091 42 16 reception reception NOUN ajema-8091 42 17 study study NOUN ajema-8091 42 18 . . PUNCT ajema-8091 43 1 by by ADP ajema-8091 43 2 weighting weight VERB ajema-8091 43 3 and and CCONJ ajema-8091 43 4 summing sum VERB ajema-8091 43 5 signal signal NOUN ajema-8091 43 6 branches branch NOUN ajema-8091 43 7 according accord VERB ajema-8091 43 8 to to ADP ajema-8091 43 9 their their PRON ajema-8091 43 10 channel channel NOUN ajema-8091 43 11 quality quality NOUN ajema-8091 43 12 , , PUNCT ajema-8091 43 13 maximal maximal ADJ ajema-8091 43 14 ratio ratio NOUN ajema-8091 43 15 combining combine VERB ajema-8091 43 16 ( ( PUNCT ajema-8091 43 17 mrc mrc NOUN ajema-8091 43 18 ) ) PUNCT ajema-8091 43 19 , , PUNCT ajema-8091 43 20 which which PRON ajema-8091 43 21 was be AUX ajema-8091 43 22 first first ADV ajema-8091 43 23 proposed propose VERB ajema-8091 43 24 as as ADP ajema-8091 43 25 an an DET ajema-8091 43 26 ideal ideal ADJ ajema-8091 43 27 linear linear NOUN ajema-8091 43 28 diversity diversity NOUN ajema-8091 43 29 strategy strategy NOUN ajema-8091 43 30 , , PUNCT ajema-8091 43 31 guarantees guarantee VERB ajema-8091 43 32 the the DET ajema-8091 43 33 best good ADJ ajema-8091 43 34 signal signal NOUN ajema-8091 43 35 - - PUNCT ajema-8091 43 36 to to ADP ajema-8091 43 37 - - PUNCT ajema-8091 43 38 noise noise NOUN ajema-8091 43 39 ratio ratio NOUN ajema-8091 43 40 ( ( PUNCT ajema-8091 43 41 snr snr PROPN ajema-8091 43 42 ) ) PUNCT ajema-8091 44 1 [ [ X ajema-8091 44 2 9 9 NUM ajema-8091 44 3 ] ] PUNCT ajema-8091 44 4 . . PUNCT ajema-8091 45 1 however however ADV ajema-8091 45 2 , , PUNCT ajema-8091 45 3 at at ADP ajema-8091 45 4 the the DET ajema-8091 45 5 expense expense NOUN ajema-8091 45 6 of of ADP ajema-8091 45 7 performance performance NOUN ajema-8091 45 8 , , PUNCT ajema-8091 45 9 equal equal ADJ ajema-8091 45 10 gain gain NOUN ajema-8091 45 11 combining combine VERB ajema-8091 45 12 ( ( PUNCT ajema-8091 45 13 egc egc PROPN ajema-8091 45 14 ) ) PUNCT ajema-8091 45 15 , , PUNCT ajema-8091 45 16 which which PRON ajema-8091 45 17 combines combine VERB ajema-8091 45 18 signals signal NOUN ajema-8091 45 19 with with ADP ajema-8091 45 20 equal equal ADJ ajema-8091 45 21 amplitude amplitude NOUN ajema-8091 45 22 and and CCONJ ajema-8091 45 23 phase phase NOUN ajema-8091 45 24 alignment alignment NOUN ajema-8091 45 25 , , PUNCT ajema-8091 45 26 and and CCONJ ajema-8091 45 27 selection selection NOUN ajema-8091 45 28 combining combine VERB ajema-8091 45 29 ( ( PUNCT ajema-8091 45 30 sc sc PROPN ajema-8091 45 31 ) ) PUNCT ajema-8091 45 32 , , PUNCT ajema-8091 45 33 which which PRON ajema-8091 45 34 selects select VERB ajema-8091 45 35 the the DET ajema-8091 45 36 signal signal ADJ ajema-8091 45 37 path path NOUN ajema-8091 45 38 with with ADP ajema-8091 45 39 the the DET ajema-8091 45 40 highest high ADJ ajema-8091 45 41 snr snr NOUN ajema-8091 45 42 , , PUNCT ajema-8091 45 43 provide provide VERB ajema-8091 45 44 simpler simple ADJ ajema-8091 45 45 solutions solution NOUN ajema-8091 45 46 with with ADP ajema-8091 45 47 less less ADJ ajema-8091 45 48 computing compute VERB ajema-8091 45 49 complexity complexity NOUN ajema-8091 45 50 [ [ X ajema-8091 45 51 10 10 NUM ajema-8091 45 52 ] ] PUNCT ajema-8091 45 53 . . PUNCT ajema-8091 46 1 23 23 NUM ajema-8091 46 2 journal journal NOUN ajema-8091 46 3 of of ADP ajema-8091 46 4 engineering engineering NOUN ajema-8091 46 5 , , PUNCT ajema-8091 46 6 mechanics mechanic NOUN ajema-8091 46 7 and and CCONJ ajema-8091 46 8 architecture architecture NOUN ajema-8091 46 9 www www NOUN ajema-8091 46 10 . . PUNCT ajema-8091 47 1 grnjournal.us grnjournal.us X ajema-8091 47 2 figure figure VERB ajema-8091 47 3 1 1 NUM ajema-8091 47 4 : : PUNCT ajema-8091 47 5 diversity diversity NOUN ajema-8091 47 6 combining combine VERB ajema-8091 47 7 methods method NOUN ajema-8091 47 8 : : PUNCT ajema-8091 47 9 egc egc PROPN ajema-8091 47 10 , , PUNCT ajema-8091 47 11 sc sc PROPN ajema-8091 47 12 and and CCONJ ajema-8091 47 13 mrc mrc NOUN ajema-8091 47 14 well well ADV ajema-8091 47 15 - - PUNCT ajema-8091 47 16 known know VERB ajema-8091 47 17 statistical statistical ADJ ajema-8091 47 18 models model NOUN ajema-8091 47 19 for for ADP ajema-8091 47 20 simulating simulate VERB ajema-8091 47 21 actual actual ADJ ajema-8091 47 22 propagation propagation NOUN ajema-8091 47 23 situations situation NOUN ajema-8091 47 24 are be AUX ajema-8091 47 25 rayleigh rayleigh ADJ ajema-8091 47 26 and and CCONJ ajema-8091 47 27 rician rician PROPN ajema-8091 47 28 fading fading NOUN ajema-8091 47 29 . . PUNCT ajema-8091 48 1 rayleigh rayleigh PROPN ajema-8091 48 2 fading fade VERB ajema-8091 48 3 models model NOUN ajema-8091 48 4 settings setting NOUN ajema-8091 48 5 with with ADP ajema-8091 48 6 high high ADJ ajema-8091 48 7 levels level NOUN ajema-8091 48 8 of of ADP ajema-8091 48 9 scattering scatter VERB ajema-8091 48 10 by by ADP ajema-8091 48 11 assuming assume VERB ajema-8091 48 12 that that SCONJ ajema-8091 48 13 there there PRON ajema-8091 48 14 is be VERB ajema-8091 48 15 no no DET ajema-8091 48 16 line line NOUN ajema-8091 48 17 - - PUNCT ajema-8091 48 18 of of ADP ajema-8091 48 19 - - PUNCT ajema-8091 48 20 sight sight NOUN ajema-8091 48 21 ( ( PUNCT ajema-8091 48 22 los los PROPN ajema-8091 48 23 ) ) PUNCT ajema-8091 48 24 component component NOUN ajema-8091 48 25 . . PUNCT ajema-8091 49 1 rician rician PROPN ajema-8091 49 2 fading fading PROPN ajema-8091 49 3 , , PUNCT ajema-8091 49 4 on on ADP ajema-8091 49 5 the the DET ajema-8091 49 6 other other ADJ ajema-8091 49 7 hand hand NOUN ajema-8091 49 8 , , PUNCT ajema-8091 49 9 includes include VERB ajema-8091 49 10 a a DET ajema-8091 49 11 dominating dominate VERB ajema-8091 49 12 los los PROPN ajema-8091 49 13 path path NOUN ajema-8091 49 14 , , PUNCT ajema-8091 49 15 denoted denote VERB ajema-8091 49 16 by by ADP ajema-8091 49 17 the the DET ajema-8091 49 18 k k NOUN ajema-8091 49 19 - - NOUN ajema-8091 49 20 factor factor NOUN ajema-8091 49 21 , , PUNCT ajema-8091 49 22 which which PRON ajema-8091 49 23 measures measure VERB ajema-8091 49 24 the the DET ajema-8091 49 25 power power NOUN ajema-8091 49 26 ratio ratio NOUN ajema-8091 49 27 of of ADP ajema-8091 49 28 the the DET ajema-8091 49 29 dispersed disperse VERB ajema-8091 49 30 and and CCONJ ajema-8091 49 31 direct direct ADJ ajema-8091 49 32 components component NOUN ajema-8091 50 1 [ [ X ajema-8091 50 2 11 11 NUM ajema-8091 50 3 ] ] PUNCT ajema-8091 50 4 . . PUNCT ajema-8091 51 1 stronger strong ADJ ajema-8091 51 2 los los PROPN ajema-8091 51 3 presence presence NOUN ajema-8091 51 4 is be AUX ajema-8091 51 5 indicated indicate VERB ajema-8091 51 6 by by ADP ajema-8091 51 7 a a DET ajema-8091 51 8 greater great ADJ ajema-8091 51 9 k k NOUN ajema-8091 51 10 - - NOUN ajema-8091 51 11 factor factor NOUN ajema-8091 51 12 , , PUNCT ajema-8091 51 13 which which PRON ajema-8091 51 14 enhances enhance VERB ajema-8091 51 15 wireless wireless ADJ ajema-8091 51 16 link link NOUN ajema-8091 51 17 performance performance NOUN ajema-8091 51 18 [ [ X ajema-8091 51 19 12 12 NUM ajema-8091 51 20 ] ] PUNCT ajema-8091 51 21 . . PUNCT ajema-8091 52 1 because because SCONJ ajema-8091 52 2 of of ADP ajema-8091 52 3 its its PRON ajema-8091 52 4 durability durability NOUN ajema-8091 52 5 and and CCONJ ajema-8091 52 6 bandwidth bandwidth ADJ ajema-8091 52 7 economy economy NOUN ajema-8091 52 8 , , PUNCT ajema-8091 52 9 qpsk qpsk NOUN ajema-8091 52 10 modulation modulation NOUN ajema-8091 52 11 has have AUX ajema-8091 52 12 also also ADV ajema-8091 52 13 been be AUX ajema-8091 52 14 investigated investigate VERB ajema-8091 52 15 for for ADP ajema-8091 52 16 use use NOUN ajema-8091 52 17 in in ADP ajema-8091 52 18 fading fade VERB ajema-8091 52 19 settings setting NOUN ajema-8091 52 20 . . PUNCT ajema-8091 53 1 as as ADP ajema-8091 53 2 a a DET ajema-8091 53 3 constant constant ADJ ajema-8091 53 4 - - PUNCT ajema-8091 53 5 envelope envelope NOUN ajema-8091 53 6 modulation modulation NOUN ajema-8091 53 7 method method NOUN ajema-8091 53 8 , , PUNCT ajema-8091 53 9 qpsk qpsk NOUN ajema-8091 53 10 is be AUX ajema-8091 53 11 especially especially ADV ajema-8091 53 12 wellsuited wellsuite VERB ajema-8091 53 13 for for ADP ajema-8091 53 14 non non ADJ ajema-8091 53 15 - - ADJ ajema-8091 53 16 linear linear ADJ ajema-8091 53 17 power power NOUN ajema-8091 53 18 - - PUNCT ajema-8091 53 19 limited limit VERB ajema-8091 53 20 devices device NOUN ajema-8091 53 21 like like ADP ajema-8091 53 22 satellite satellite NOUN ajema-8091 53 23 transceivers transceiver NOUN ajema-8091 53 24 and and CCONJ ajema-8091 53 25 cell cell NOUN ajema-8091 53 26 phones phone NOUN ajema-8091 53 27 [ [ X ajema-8091 53 28 13 13 NUM ajema-8091 53 29 ] ] PUNCT ajema-8091 53 30 . . PUNCT ajema-8091 54 1 system system NOUN ajema-8091 54 2 designers designer NOUN ajema-8091 54 3 are be AUX ajema-8091 54 4 quite quite ADV ajema-8091 54 5 interested interested ADJ ajema-8091 54 6 in in ADP ajema-8091 54 7 how how SCONJ ajema-8091 54 8 it it PRON ajema-8091 54 9 behaves behave VERB ajema-8091 54 10 in in ADP ajema-8091 54 11 multipath multipath NOUN ajema-8091 54 12 fading fade VERB ajema-8091 54 13 contexts context NOUN ajema-8091 54 14 under under ADP ajema-8091 54 15 diversity diversity NOUN ajema-8091 54 16 combining combine VERB ajema-8091 54 17 techniques technique NOUN ajema-8091 54 18 . . PUNCT ajema-8091 55 1 the the DET ajema-8091 55 2 advantage advantage NOUN ajema-8091 55 3 of of ADP ajema-8091 55 4 mrc mrc NOUN ajema-8091 55 5 in in ADP ajema-8091 55 6 both both CCONJ ajema-8091 55 7 rayleigh rayleigh PROPN ajema-8091 55 8 and and CCONJ ajema-8091 55 9 rician rician ADJ ajema-8091 55 10 scenarios scenario NOUN ajema-8091 55 11 was be AUX ajema-8091 55 12 validated validate VERB ajema-8091 55 13 by by ADP ajema-8091 55 14 simulation simulation NOUN ajema-8091 55 15 studies study NOUN ajema-8091 55 16 such such ADJ ajema-8091 55 17 as as ADP ajema-8091 55 18 those those PRON ajema-8091 55 19 conducted conduct VERB ajema-8091 55 20 by by ADP ajema-8091 55 21 e. e. PROPN ajema-8091 55 22 zvanovec zvanovec PROPN ajema-8091 55 23 and and CCONJ ajema-8091 55 24 p. p. NOUN ajema-8091 55 25 pechac pechac VERB ajema-8091 56 1 [ [ X ajema-8091 56 2 14 14 NUM ajema-8091 56 3 ] ] PUNCT ajema-8091 56 4 , , PUNCT ajema-8091 56 5 which which PRON ajema-8091 56 6 used use VERB ajema-8091 56 7 matlab matlab PROPN ajema-8091 56 8 to to PART ajema-8091 56 9 assess assess VERB ajema-8091 56 10 the the DET ajema-8091 56 11 ber ber NOUN ajema-8091 56 12 performance performance NOUN ajema-8091 56 13 of of ADP ajema-8091 56 14 qpsk qpsk NOUN ajema-8091 56 15 over over ADP ajema-8091 56 16 fading fade VERB ajema-8091 56 17 channels channel NOUN ajema-8091 56 18 . . PUNCT ajema-8091 57 1 however however ADV ajema-8091 57 2 , , PUNCT ajema-8091 57 3 more more ADJ ajema-8091 57 4 comparison comparison NOUN ajema-8091 57 5 analyses analysis NOUN ajema-8091 57 6 using use VERB ajema-8091 57 7 egc egc PROPN ajema-8091 57 8 are be AUX ajema-8091 57 9 yet yet ADV ajema-8091 57 10 largely largely ADV ajema-8091 57 11 unexplored unexplored ADJ ajema-8091 57 12 , , PUNCT ajema-8091 57 13 especially especially ADV ajema-8091 57 14 for for ADP ajema-8091 57 15 moderate moderate ADJ ajema-8091 57 16 snr snr NOUN ajema-8091 57 17 regimes regime NOUN ajema-8091 57 18 and and CCONJ ajema-8091 57 19 uncorrelated uncorrelated ADJ ajema-8091 57 20 branch branch NOUN ajema-8091 57 21 situations situation NOUN ajema-8091 57 22 . . PUNCT ajema-8091 58 1 simulation simulation NOUN ajema-8091 58 2 setup setup NOUN ajema-8091 58 3 to to PART ajema-8091 58 4 evaluate evaluate VERB ajema-8091 58 5 the the DET ajema-8091 58 6 performance performance NOUN ajema-8091 58 7 of of ADP ajema-8091 58 8 diversity diversity NOUN ajema-8091 58 9 combining combine VERB ajema-8091 58 10 techniques technique NOUN ajema-8091 58 11 β€” β€” PUNCT ajema-8091 58 12 maximal maximal ADJ ajema-8091 58 13 ratio ratio NOUN ajema-8091 58 14 combining combine VERB ajema-8091 58 15 ( ( PUNCT ajema-8091 58 16 mrc mrc NOUN ajema-8091 58 17 ) ) PUNCT ajema-8091 58 18 , , PUNCT ajema-8091 58 19 selection selection NOUN ajema-8091 58 20 combining combine VERB ajema-8091 58 21 ( ( PUNCT ajema-8091 58 22 sc sc NOUN ajema-8091 58 23 ) ) PUNCT ajema-8091 58 24 , , PUNCT ajema-8091 58 25 and and CCONJ ajema-8091 58 26 equal equal ADJ ajema-8091 58 27 gain gain NOUN ajema-8091 58 28 combining combine VERB ajema-8091 58 29 ( ( PUNCT ajema-8091 58 30 egc)β€”under egc)β€”under NOUN ajema-8091 58 31 uncorrelated uncorrelate VERB ajema-8091 58 32 rayleigh rayleigh PROPN ajema-8091 58 33 and and CCONJ ajema-8091 58 34 rician rician ADJ ajema-8091 58 35 fading fade VERB ajema-8091 58 36 channels channel NOUN ajema-8091 58 37 , , PUNCT ajema-8091 58 38 a a DET ajema-8091 58 39 simulation simulation NOUN ajema-8091 58 40 - - PUNCT ajema-8091 58 41 based base VERB ajema-8091 58 42 approach approach NOUN ajema-8091 58 43 is be AUX ajema-8091 58 44 employed employ VERB ajema-8091 58 45 using use VERB ajema-8091 58 46 qpsk qpsk NOUN ajema-8091 58 47 modulation modulation NOUN ajema-8091 58 48 . . PUNCT ajema-8091 59 1 the the DET ajema-8091 59 2 setup setup NOUN ajema-8091 59 3 involves involve VERB ajema-8091 59 4 generating generate VERB ajema-8091 59 5 a a DET ajema-8091 59 6 wireless wireless ADJ ajema-8091 59 7 communication communication NOUN ajema-8091 59 8 system system NOUN ajema-8091 59 9 model model NOUN ajema-8091 59 10 , , PUNCT ajema-8091 59 11 applying apply VERB ajema-8091 59 12 different different ADJ ajema-8091 59 13 channel channel NOUN ajema-8091 59 14 models model NOUN ajema-8091 59 15 , , PUNCT ajema-8091 59 16 implementing implement VERB ajema-8091 59 17 the the DET ajema-8091 59 18 diversity diversity NOUN ajema-8091 59 19 combining combine VERB ajema-8091 59 20 techniques technique NOUN ajema-8091 59 21 , , PUNCT ajema-8091 59 22 and and CCONJ ajema-8091 59 23 computing compute VERB ajema-8091 59 24 the the DET ajema-8091 59 25 bit bit NOUN ajema-8091 59 26 error error NOUN ajema-8091 59 27 rate rate NOUN ajema-8091 59 28 ( ( PUNCT ajema-8091 59 29 ber ber PROPN ajema-8091 59 30 ) ) PUNCT ajema-8091 59 31 for for ADP ajema-8091 59 32 performance performance NOUN ajema-8091 59 33 comparison comparison NOUN ajema-8091 59 34 . . PUNCT ajema-8091 60 1 1 1 X ajema-8091 60 2 . . X ajema-8091 60 3 the the DET ajema-8091 60 4 system system NOUN ajema-8091 60 5 model model NOUN ajema-8091 60 6 : : PUNCT ajema-8091 60 7 to to PART ajema-8091 60 8 simulate simulate VERB ajema-8091 60 9 the the DET ajema-8091 60 10 wireless wireless ADJ ajema-8091 60 11 communication communication NOUN ajema-8091 60 12 system system NOUN ajema-8091 60 13 and and CCONJ ajema-8091 60 14 accurately accurately ADV ajema-8091 60 15 analyze analyze VERB ajema-8091 60 16 the the DET ajema-8091 60 17 effects effect NOUN ajema-8091 60 18 of of ADP ajema-8091 60 19 diversity diversity NOUN ajema-8091 60 20 combining combine VERB ajema-8091 60 21 methods method NOUN ajema-8091 60 22 ( ( PUNCT ajema-8091 60 23 mrc mrc NOUN ajema-8091 60 24 , , PUNCT ajema-8091 60 25 sc sc PROPN ajema-8091 60 26 , , PUNCT ajema-8091 60 27 egc egc PROPN ajema-8091 60 28 ) ) PUNCT ajema-8091 60 29 on on ADP ajema-8091 60 30 qpsk qpsk NOUN ajema-8091 60 31 signals signal NOUN ajema-8091 60 32 in in ADP ajema-8091 60 33 fading fade VERB ajema-8091 60 34 environments environment NOUN ajema-8091 60 35 , , PUNCT ajema-8091 60 36 the the DET ajema-8091 60 37 following follow VERB ajema-8091 60 38 system system NOUN ajema-8091 60 39 model model NOUN ajema-8091 60 40 is be AUX ajema-8091 60 41 defined define VERB ajema-8091 60 42 : : PUNCT ajema-8091 60 43 1.1 1.1 NUM ajema-8091 60 44 transmitter transmitter NOUN ajema-8091 60 45 : : PUNCT ajema-8091 60 46 data data NOUN ajema-8091 60 47 generation generation NOUN ajema-8091 60 48 : : PUNCT ajema-8091 60 49 generate generate VERB ajema-8091 60 50 a a DET ajema-8091 60 51 random random ADJ ajema-8091 60 52 binary binary ADJ ajema-8091 60 53 sequence sequence NOUN ajema-8091 60 54 of of ADP ajema-8091 60 55 size size NOUN ajema-8091 60 56 𝑁. 𝑁. PROPN ajema-8091 60 57 modulation modulation NOUN ajema-8091 60 58 : : PUNCT ajema-8091 60 59 use use VERB ajema-8091 60 60 quadrature quadrature NOUN ajema-8091 60 61 phase phase NOUN ajema-8091 60 62 shift shift NOUN ajema-8091 60 63 keying keying NOUN ajema-8091 60 64 ( ( PUNCT ajema-8091 60 65 qpsk qpsk NOUN ajema-8091 60 66 ) ) PUNCT ajema-8091 60 67 . . PUNCT ajema-8091 61 1 group group NOUN ajema-8091 61 2 input input NOUN ajema-8091 61 3 bits bit NOUN ajema-8091 61 4 into into ADP ajema-8091 61 5 pairs pair NOUN ajema-8091 61 6 and and CCONJ ajema-8091 61 7 map map VERB ajema-8091 61 8 each each DET ajema-8091 61 9 pair pair NOUN ajema-8091 61 10 24 24 NUM ajema-8091 61 11 journal journal NOUN ajema-8091 61 12 of of ADP ajema-8091 61 13 engineering engineering NOUN ajema-8091 61 14 , , PUNCT ajema-8091 61 15 mechanics mechanic NOUN ajema-8091 61 16 and and CCONJ ajema-8091 61 17 architecture architecture NOUN ajema-8091 61 18 www www NOUN ajema-8091 61 19 . . PUNCT ajema-8091 62 1 grnjournal.us grnjournal.us X ajema-8091 62 2 to to ADP ajema-8091 62 3 a a DET ajema-8091 62 4 qpsk qpsk NOUN ajema-8091 62 5 symbol symbol NOUN ajema-8091 62 6 using use VERB ajema-8091 62 7 gray gray ADJ ajema-8091 62 8 coding coding NOUN ajema-8091 62 9 . . PUNCT ajema-8091 63 1 the the DET ajema-8091 63 2 qpsk qpsk NOUN ajema-8091 63 3 symbols symbol NOUN ajema-8091 63 4 are be AUX ajema-8091 63 5 normalized normalize VERB ajema-8091 63 6 to to PART ajema-8091 63 7 have have VERB ajema-8091 63 8 unit unit NOUN ajema-8091 63 9 average average ADJ ajema-8091 63 10 power power NOUN ajema-8091 63 11 . . PUNCT ajema-8091 64 1 1.2 1.2 NUM ajema-8091 64 2 wireless wireless ADJ ajema-8091 64 3 channel channel NOUN ajema-8091 64 4 : : PUNCT ajema-8091 64 5 the the DET ajema-8091 64 6 wireless wireless ADJ ajema-8091 64 7 channel channel NOUN ajema-8091 64 8 is be AUX ajema-8091 64 9 modeled model VERB ajema-8091 64 10 as as ADP ajema-8091 64 11 flat flat ADJ ajema-8091 64 12 fading fading NOUN ajema-8091 64 13 and and CCONJ ajema-8091 64 14 uncorrelated uncorrelate VERB ajema-8091 64 15 across across ADP ajema-8091 64 16 multiple multiple ADJ ajema-8091 64 17 receive receive NOUN ajema-8091 64 18 branches branch NOUN ajema-8091 64 19 . . PUNCT ajema-8091 65 1 rayleigh rayleigh PROPN ajema-8091 65 2 fading fade VERB ajema-8091 65 3 channel channel NOUN ajema-8091 65 4 : : PUNCT ajema-8091 65 5 applicable applicable ADJ ajema-8091 65 6 when when SCONJ ajema-8091 65 7 there there PRON ajema-8091 65 8 is be VERB ajema-8091 65 9 no no DET ajema-8091 65 10 line line NOUN ajema-8091 65 11 - - PUNCT ajema-8091 65 12 ofsight ofsight NOUN ajema-8091 65 13 ( ( PUNCT ajema-8091 65 14 nlos nlo NOUN ajema-8091 65 15 ) ) PUNCT ajema-8091 65 16 . . PUNCT ajema-8091 66 1 channel channel PROPN ajema-8091 66 2 coefficients coefficient VERB ajema-8091 66 3 β„Žπ‘– β„Žπ‘– NOUN ajema-8091 66 4 are be AUX ajema-8091 66 5 modeled model VERB ajema-8091 66 6 as as ADP ajema-8091 66 7 independent independent ADJ ajema-8091 66 8 complex complex ADJ ajema-8091 66 9 gaussian gaussian ADJ ajema-8091 66 10 variables variable NOUN ajema-8091 66 11 . . PUNCT ajema-8091 67 1 each each DET ajema-8091 67 2 diversity diversity NOUN ajema-8091 67 3 branch branch NOUN ajema-8091 67 4 experiences experience VERB ajema-8091 67 5 independent independent ADJ ajema-8091 67 6 fading fading NOUN ajema-8091 67 7 . . PUNCT ajema-8091 68 1 rician rician PROPN ajema-8091 68 2 fading fade VERB ajema-8091 68 3 channel channel NOUN ajema-8091 68 4 : : PUNCT ajema-8091 68 5 models model VERB ajema-8091 68 6 scenarios scenario NOUN ajema-8091 68 7 with with ADP ajema-8091 68 8 a a DET ajema-8091 68 9 dominant dominant ADJ ajema-8091 68 10 los los PROPN ajema-8091 68 11 path path NOUN ajema-8091 68 12 . . PUNCT ajema-8091 69 1 additive additive ADJ ajema-8091 69 2 white white PROPN ajema-8091 69 3 gaussian gaussian PROPN ajema-8091 69 4 noise noise NOUN ajema-8091 69 5 ( ( PUNCT ajema-8091 69 6 awgn awgn NOUN ajema-8091 69 7 ): ): PUNCT ajema-8091 69 8 complex complex ADJ ajema-8091 69 9 gaussian gaussian ADJ ajema-8091 69 10 noise noise NOUN ajema-8091 69 11 𝑛 𝑛 PROPN ajema-8091 69 12 is be AUX ajema-8091 69 13 added add VERB ajema-8091 69 14 to to ADP ajema-8091 69 15 the the DET ajema-8091 69 16 faded fade VERB ajema-8091 69 17 signal signal NOUN ajema-8091 69 18 at at ADP ajema-8091 69 19 each each DET ajema-8091 69 20 branch branch NOUN ajema-8091 69 21 . . PUNCT ajema-8091 70 1 1.3 1.3 NUM ajema-8091 70 2 receiver receiver NOUN ajema-8091 70 3 diversity diversity NOUN ajema-8091 70 4 model model NOUN ajema-8091 70 5 : : PUNCT ajema-8091 70 6 receive receive VERB ajema-8091 70 7 antennas antenna NOUN ajema-8091 70 8 : : PUNCT ajema-8091 70 9 l l NOUN ajema-8091 70 10 ( ( PUNCT ajema-8091 70 11 e.g. e.g. ADV ajema-8091 70 12 , , PUNCT ajema-8091 70 13 2 2 NUM ajema-8091 70 14 or or CCONJ ajema-8091 70 15 4 4 NUM ajema-8091 70 16 ) ) PUNCT ajema-8091 70 17 uncorrelated uncorrelated ADJ ajema-8091 70 18 branches branch NOUN ajema-8091 70 19 . . PUNCT ajema-8091 71 1 signal signal VERB ajema-8091 71 2 at at ADP ajema-8091 71 3 receiver receiver NOUN ajema-8091 71 4 𝑖 𝑖 X ajema-8091 71 5 at at ADP ajema-8091 71 6 i i PROPN ajema-8091 71 7 - - PUNCT ajema-8091 71 8 th th X ajema-8091 71 9 branch branch NOUN ajema-8091 71 10 . . PUNCT ajema-8091 72 1 combining combine VERB ajema-8091 72 2 methods method NOUN ajema-8091 72 3 ( ( PUNCT ajema-8091 72 4 mrc mrc NOUN ajema-8091 72 5 , , PUNCT ajema-8091 72 6 sc sc PROPN ajema-8091 72 7 , , PUNCT ajema-8091 72 8 egc egc PROPN ajema-8091 72 9 ) ) PUNCT ajema-8091 72 10 will will AUX ajema-8091 72 11 be be AUX ajema-8091 72 12 applied apply VERB ajema-8091 72 13 to to ADP ajema-8091 72 14 π‘Ÿπ‘– π‘Ÿπ‘– ADV ajema-8091 72 15 for for ADP ajema-8091 72 16 demodulation demodulation NOUN ajema-8091 72 17 . . PUNCT ajema-8091 73 1 this this DET ajema-8091 73 2 system system NOUN ajema-8091 73 3 model model NOUN ajema-8091 73 4 enables enable VERB ajema-8091 73 5 ber ber NOUN ajema-8091 73 6 simulation simulation NOUN ajema-8091 73 7 over over ADP ajema-8091 73 8 a a DET ajema-8091 73 9 wide wide ADJ ajema-8091 73 10 snr snr NOUN ajema-8091 73 11 range range NOUN ajema-8091 73 12 , , PUNCT ajema-8091 73 13 incorporating incorporate VERB ajema-8091 73 14 realistic realistic ADJ ajema-8091 73 15 channel channel NOUN ajema-8091 73 16 fading fade VERB ajema-8091 73 17 and and CCONJ ajema-8091 73 18 diversity diversity NOUN ajema-8091 73 19 effects effect NOUN ajema-8091 73 20 . . PUNCT ajema-8091 74 1 it it PRON ajema-8091 74 2 supports support VERB ajema-8091 74 3 robust robust ADJ ajema-8091 74 4 performance performance NOUN ajema-8091 74 5 comparison comparison NOUN ajema-8091 74 6 for for ADP ajema-8091 74 7 diversity diversity NOUN ajema-8091 74 8 schemes scheme NOUN ajema-8091 74 9 across across ADP ajema-8091 74 10 both both CCONJ ajema-8091 74 11 rayleigh rayleigh PROPN ajema-8091 74 12 and and CCONJ ajema-8091 74 13 rician rician ADJ ajema-8091 74 14 fading fade VERB ajema-8091 74 15 environments environment NOUN ajema-8091 74 16 . . PUNCT ajema-8091 75 1 figure figure NOUN ajema-8091 75 2 2 2 NUM ajema-8091 75 3 : : PUNCT ajema-8091 75 4 proposed propose VERB ajema-8091 75 5 method method NOUN ajema-8091 75 6 of of ADP ajema-8091 75 7 evaluation evaluation NOUN ajema-8091 75 8 25 25 NUM ajema-8091 75 9 journal journal NOUN ajema-8091 75 10 of of ADP ajema-8091 75 11 engineering engineering NOUN ajema-8091 75 12 , , PUNCT ajema-8091 75 13 mechanics mechanic NOUN ajema-8091 75 14 and and CCONJ ajema-8091 75 15 architecture architecture NOUN ajema-8091 75 16 www www NOUN ajema-8091 75 17 . . PUNCT ajema-8091 76 1 grnjournal.us grnjournal.us X ajema-8091 76 2 2 2 NUM ajema-8091 76 3 . . NOUN ajema-8091 76 4 channel channel NOUN ajema-8091 76 5 models model NOUN ajema-8091 76 6 : : PUNCT ajema-8091 76 7 fading fade VERB ajema-8091 76 8 environments environment NOUN ajema-8091 76 9 : : PUNCT ajema-8091 76 10 fading fade VERB ajema-8091 76 11 is be AUX ajema-8091 76 12 a a DET ajema-8091 76 13 crucial crucial ADJ ajema-8091 76 14 characteristic characteristic NOUN ajema-8091 76 15 of of ADP ajema-8091 76 16 wireless wireless ADJ ajema-8091 76 17 channels channel NOUN ajema-8091 76 18 caused cause VERB ajema-8091 76 19 by by ADP ajema-8091 76 20 multipath multipath NOUN ajema-8091 76 21 propagation propagation NOUN ajema-8091 76 22 and and CCONJ ajema-8091 76 23 doppler doppler NOUN ajema-8091 76 24 shifts shift NOUN ajema-8091 76 25 . . PUNCT ajema-8091 77 1 to to PART ajema-8091 77 2 evaluate evaluate VERB ajema-8091 77 3 the the DET ajema-8091 77 4 robustness robustness NOUN ajema-8091 77 5 of of ADP ajema-8091 77 6 diversity diversity NOUN ajema-8091 77 7 combining combine VERB ajema-8091 77 8 techniques technique NOUN ajema-8091 77 9 , , PUNCT ajema-8091 77 10 we we PRON ajema-8091 77 11 simulate simulate VERB ajema-8091 77 12 two two NUM ajema-8091 77 13 statistically statistically ADV ajema-8091 77 14 distinct distinct ADJ ajema-8091 77 15 and and CCONJ ajema-8091 77 16 widely widely ADV ajema-8091 77 17 accepted accept VERB ajema-8091 77 18 fading fade VERB ajema-8091 77 19 models model NOUN ajema-8091 77 20 : : PUNCT ajema-8091 77 21 rayleigh rayleigh PROPN ajema-8091 77 22 and and CCONJ ajema-8091 77 23 rician rician PROPN ajema-8091 77 24 . . PUNCT ajema-8091 78 1 these these PRON ajema-8091 78 2 represent represent VERB ajema-8091 78 3 non non ADJ ajema-8091 78 4 - - ADJ ajema-8091 78 5 line line ADJ ajema-8091 78 6 - - PUNCT ajema-8091 78 7 of of ADP ajema-8091 78 8 - - PUNCT ajema-8091 78 9 sight sight NOUN ajema-8091 78 10 ( ( PUNCT ajema-8091 78 11 nlos nlo NOUN ajema-8091 78 12 ) ) PUNCT ajema-8091 78 13 and and CCONJ ajema-8091 78 14 line line NOUN ajema-8091 78 15 - - PUNCT ajema-8091 78 16 of of ADP ajema-8091 78 17 - - PUNCT ajema-8091 78 18 sight sight NOUN ajema-8091 78 19 ( ( PUNCT ajema-8091 78 20 los los PROPN ajema-8091 78 21 ) ) PUNCT ajema-8091 78 22 wireless wireless ADJ ajema-8091 78 23 environments environment NOUN ajema-8091 78 24 respectively respectively ADV ajema-8091 78 25 . . PUNCT ajema-8091 79 1 2.1 2.1 NUM ajema-8091 79 2 rayleigh rayleigh NOUN ajema-8091 79 3 fading fade VERB ajema-8091 79 4 channel channel NOUN ajema-8091 79 5 : : PUNCT ajema-8091 79 6 occurs occur VERB ajema-8091 79 7 when when SCONJ ajema-8091 79 8 there there PRON ajema-8091 79 9 is be VERB ajema-8091 79 10 no no DET ajema-8091 79 11 direct direct ADJ ajema-8091 79 12 line line NOUN ajema-8091 79 13 - - PUNCT ajema-8091 79 14 of of ADP ajema-8091 79 15 - - PUNCT ajema-8091 79 16 sight sight NOUN ajema-8091 79 17 ( ( PUNCT ajema-8091 79 18 nlos nlo NOUN ajema-8091 79 19 ) ) PUNCT ajema-8091 79 20 between between ADP ajema-8091 79 21 transmitter transmitter NOUN ajema-8091 79 22 and and CCONJ ajema-8091 79 23 receiver receiver NOUN ajema-8091 79 24 . . PUNCT ajema-8091 80 1 multipath multipath PROPN ajema-8091 80 2 scenario scenario NOUN ajema-8091 80 3 : : PUNCT ajema-8091 80 4 the the DET ajema-8091 80 5 received receive VERB ajema-8091 80 6 signal signal NOUN ajema-8091 80 7 is be AUX ajema-8091 80 8 the the DET ajema-8091 80 9 sum sum NOUN ajema-8091 80 10 of of ADP ajema-8091 80 11 many many ADJ ajema-8091 80 12 scattered scatter VERB ajema-8091 80 13 paths path NOUN ajema-8091 80 14 with with ADP ajema-8091 80 15 randomly randomly ADV ajema-8091 80 16 varying vary VERB ajema-8091 80 17 amplitudes amplitude NOUN ajema-8091 80 18 and and CCONJ ajema-8091 80 19 phases phase NOUN ajema-8091 80 20 . . PUNCT ajema-8091 81 1 2.2 2.2 NUM ajema-8091 81 2 rician rician PROPN ajema-8091 81 3 fading fade VERB ajema-8091 81 4 channel channel NOUN ajema-8091 81 5 : : PUNCT ajema-8091 81 6 occurs occur VERB ajema-8091 81 7 when when SCONJ ajema-8091 81 8 a a DET ajema-8091 81 9 strong strong ADJ ajema-8091 81 10 los los PROPN ajema-8091 81 11 component component NOUN ajema-8091 81 12 is be AUX ajema-8091 81 13 present present ADJ ajema-8091 81 14 along along ADP ajema-8091 81 15 with with ADP ajema-8091 81 16 multiple multiple ADJ ajema-8091 81 17 scattered scatter VERB ajema-8091 81 18 components component NOUN ajema-8091 81 19 . . PUNCT ajema-8091 82 1 multipath multipath PROPN ajema-8091 82 2 scenario scenario NOUN ajema-8091 82 3 : : PUNCT ajema-8091 82 4 the the DET ajema-8091 82 5 received receive VERB ajema-8091 82 6 signal signal NOUN ajema-8091 82 7 is be AUX ajema-8091 82 8 a a DET ajema-8091 82 9 combination combination NOUN ajema-8091 82 10 of of ADP ajema-8091 82 11 a a DET ajema-8091 82 12 deterministic deterministic ADJ ajema-8091 82 13 los los NOUN ajema-8091 82 14 path path NOUN ajema-8091 82 15 and and CCONJ ajema-8091 82 16 several several ADJ ajema-8091 82 17 random random ADJ ajema-8091 82 18 scattered scatter VERB ajema-8091 82 19 paths path NOUN ajema-8091 82 20 . . PUNCT ajema-8091 83 1 strong strong ADJ ajema-8091 83 2 los los PROPN ajema-8091 83 3 component component NOUN ajema-8091 83 4 with with ADP ajema-8091 83 5 scattered scatter VERB ajema-8091 83 6 paths path NOUN ajema-8091 83 7 . . PUNCT ajema-8091 84 1 2.3 2.3 NUM ajema-8091 84 2 channel channel NOUN ajema-8091 84 3 properties property NOUN ajema-8091 84 4 in in ADP ajema-8091 84 5 simulation simulation NOUN ajema-8091 84 6 : : PUNCT ajema-8091 84 7 uncorrelated uncorrelated ADJ ajema-8091 84 8 fading fading NOUN ajema-8091 84 9 : : PUNCT ajema-8091 84 10 each each PRON ajema-8091 84 11 receive receive VERB ajema-8091 84 12 branch branch NOUN ajema-8091 84 13 experiences experience VERB ajema-8091 84 14 independent independent ADJ ajema-8091 84 15 fading fading ADJ ajema-8091 84 16 realization realization NOUN ajema-8091 84 17 . . PUNCT ajema-8091 85 1 slow slow ADJ ajema-8091 85 2 flat flat ADJ ajema-8091 85 3 fading fade VERB ajema-8091 85 4 assumption assumption NOUN ajema-8091 85 5 : : PUNCT ajema-8091 85 6 the the DET ajema-8091 85 7 fading fading NOUN ajema-8091 85 8 is be AUX ajema-8091 85 9 constant constant ADJ ajema-8091 85 10 over over ADP ajema-8091 85 11 a a DET ajema-8091 85 12 symbol symbol NOUN ajema-8091 85 13 period period NOUN ajema-8091 85 14 but but CCONJ ajema-8091 85 15 may may AUX ajema-8091 85 16 change change VERB ajema-8091 85 17 between between ADP ajema-8091 85 18 symbols symbol NOUN ajema-8091 85 19 . . PUNCT ajema-8091 86 1 the the DET ajema-8091 86 2 channel channel NOUN ajema-8091 86 3 is be AUX ajema-8091 86 4 frequency frequency ADJ ajema-8091 86 5 non non ADJ ajema-8091 86 6 - - ADJ ajema-8091 86 7 selective selective ADJ ajema-8091 86 8 ( ( PUNCT ajema-8091 86 9 i.e. i.e. X ajema-8091 86 10 , , PUNCT ajema-8091 86 11 flat flat ADJ ajema-8091 86 12 ) ) PUNCT ajema-8091 86 13 since since SCONJ ajema-8091 86 14 the the DET ajema-8091 86 15 bandwidth bandwidth NOUN ajema-8091 86 16 of of ADP ajema-8091 86 17 the the DET ajema-8091 86 18 signal signal NOUN ajema-8091 86 19 is be AUX ajema-8091 86 20 much much ADV ajema-8091 86 21 smaller small ADJ ajema-8091 86 22 than than ADP ajema-8091 86 23 the the DET ajema-8091 86 24 channel channel NOUN ajema-8091 86 25 coherence coherence NOUN ajema-8091 86 26 bandwidth bandwidth NOUN ajema-8091 86 27 . . PUNCT ajema-8091 87 1 table1 table1 PROPN ajema-8091 87 2 : : PUNCT ajema-8091 88 1 significant significant ADJ ajema-8091 88 2 differences difference NOUN ajema-8091 88 3 parameter parameter PROPN ajema-8091 88 4 rayleigh rayleigh PROPN ajema-8091 88 5 fading fade VERB ajema-8091 88 6 rician rician PROPN ajema-8091 88 7 fading fade VERB ajema-8091 88 8 los los PROPN ajema-8091 88 9 path path NOUN ajema-8091 88 10 absent absent ADJ ajema-8091 88 11 present present ADJ ajema-8091 88 12 k k ADJ ajema-8091 88 13 - - NOUN ajema-8091 88 14 factor factor NOUN ajema-8091 88 15 0 0 NUM ajema-8091 88 16 ( ( PUNCT ajema-8091 88 17 purely purely ADV ajema-8091 88 18 scattered scatter VERB ajema-8091 88 19 ) ) PUNCT ajema-8091 88 20 k>0k k>0k NOUN ajema-8091 88 21 > > SYM ajema-8091 88 22 0 0 NUM ajema-8091 88 23 environment environment NOUN ajema-8091 88 24 urban urban ADJ ajema-8091 88 25 , , PUNCT ajema-8091 88 26 indoor indoor ADJ ajema-8091 88 27 , , PUNCT ajema-8091 88 28 dense dense ADJ ajema-8091 88 29 areas area NOUN ajema-8091 88 30 rural rural ADJ ajema-8091 88 31 , , PUNCT ajema-8091 88 32 los los PROPN ajema-8091 88 33 , , PUNCT ajema-8091 88 34 suburban suburban ADJ ajema-8091 88 35 ber ber NOUN ajema-8091 88 36 performance performance NOUN ajema-8091 88 37 worse worse ADV ajema-8091 88 38 better well ADV ajema-8091 88 39 as as SCONJ ajema-8091 88 40 k k PROPN ajema-8091 88 41 increases increase VERB ajema-8091 88 42 this this DET ajema-8091 88 43 channel channel NOUN ajema-8091 88 44 modeling modeling NOUN ajema-8091 88 45 allows allow VERB ajema-8091 88 46 us we PRON ajema-8091 88 47 to to PART ajema-8091 88 48 realistically realistically ADV ajema-8091 88 49 evaluate evaluate VERB ajema-8091 88 50 how how SCONJ ajema-8091 88 51 diversity diversity NOUN ajema-8091 88 52 combining combine VERB ajema-8091 88 53 techniques technique NOUN ajema-8091 88 54 perform perform VERB ajema-8091 88 55 in in ADP ajema-8091 88 56 both both CCONJ ajema-8091 88 57 harsh harsh ADJ ajema-8091 88 58 ( ( PUNCT ajema-8091 88 59 rayleigh rayleigh NOUN ajema-8091 88 60 ) ) PUNCT ajema-8091 88 61 and and CCONJ ajema-8091 88 62 moderate moderate ADJ ajema-8091 88 63 ( ( PUNCT ajema-8091 88 64 rician rician ADJ ajema-8091 88 65 ) ) PUNCT ajema-8091 88 66 propagation propagation NOUN ajema-8091 88 67 conditions condition NOUN ajema-8091 88 68 . . PUNCT ajema-8091 89 1 3 3 X ajema-8091 89 2 . . X ajema-8091 89 3 diversity diversity NOUN ajema-8091 89 4 combining combine VERB ajema-8091 89 5 techniques technique NOUN ajema-8091 89 6 implementation implementation NOUN ajema-8091 89 7 : : PUNCT ajema-8091 89 8 mrc mrc NOUN ajema-8091 89 9 ( ( PUNCT ajema-8091 89 10 maximal maximal ADJ ajema-8091 89 11 ratio ratio NOUN ajema-8091 89 12 combining combining NOUN ajema-8091 89 13 ): ): PUNCT ajema-8091 89 14 β€’ β€’ ADP ajema-8091 89 15 each each DET ajema-8091 89 16 branch branch NOUN ajema-8091 89 17 is be AUX ajema-8091 89 18 multiplied multiply VERB ajema-8091 89 19 by by ADP ajema-8091 89 20 the the DET ajema-8091 89 21 conjugate conjugate NOUN ajema-8091 89 22 of of ADP ajema-8091 89 23 its its PRON ajema-8091 89 24 channel channel NOUN ajema-8091 89 25 coefficient coefficient NOUN ajema-8091 89 26 β€’ β€’ ADP ajema-8091 89 27 weighted weighted ADJ ajema-8091 89 28 sum sum NOUN ajema-8091 89 29 of of ADP ajema-8091 89 30 all all DET ajema-8091 89 31 branches branch NOUN ajema-8091 89 32 is be AUX ajema-8091 89 33 used use VERB ajema-8091 89 34 for for ADP ajema-8091 89 35 detection detection NOUN ajema-8091 89 36 sc sc PROPN ajema-8091 89 37 ( ( PUNCT ajema-8091 89 38 selection selection NOUN ajema-8091 89 39 combining combining NOUN ajema-8091 89 40 ): ): PUNCT ajema-8091 89 41 β€’ β€’ ADP ajema-8091 89 42 the the DET ajema-8091 89 43 branch branch NOUN ajema-8091 89 44 with with ADP ajema-8091 89 45 the the DET ajema-8091 89 46 highest high ADJ ajema-8091 89 47 instantaneous instantaneous ADJ ajema-8091 89 48 snr snr PROPN ajema-8091 89 49 is be AUX ajema-8091 89 50 selected select VERB ajema-8091 89 51 β€’ β€’ NOUN ajema-8091 89 52 only only ADV ajema-8091 89 53 one one NUM ajema-8091 89 54 branch branch NOUN ajema-8091 89 55 is be AUX ajema-8091 89 56 used use VERB ajema-8091 89 57 for for ADP ajema-8091 89 58 detection detection NOUN ajema-8091 89 59 per per ADP ajema-8091 89 60 symbol symbol NOUN ajema-8091 89 61 egc egc NOUN ajema-8091 89 62 ( ( PUNCT ajema-8091 89 63 equal equal ADJ ajema-8091 89 64 gain gain NOUN ajema-8091 89 65 combining combine VERB ajema-8091 89 66 ): ): PUNCT ajema-8091 89 67 β€’ β€’ ADP ajema-8091 89 68 all all DET ajema-8091 89 69 branches branch NOUN ajema-8091 89 70 are be AUX ajema-8091 89 71 co co ADJ ajema-8091 89 72 - - VERB ajema-8091 89 73 phased phased ADJ ajema-8091 89 74 ( ( PUNCT ajema-8091 89 75 same same ADJ ajema-8091 89 76 phase phase NOUN ajema-8091 89 77 ) ) PUNCT ajema-8091 89 78 and and CCONJ ajema-8091 89 79 summed sum VERB ajema-8091 89 80 with with ADP ajema-8091 89 81 equal equal ADJ ajema-8091 89 82 weights weight NOUN ajema-8091 89 83 β€’ β€’ ADP ajema-8091 89 84 all all PRON ajema-8091 89 85 combining combine VERB ajema-8091 89 86 techniques technique NOUN ajema-8091 89 87 assume assume VERB ajema-8091 89 88 perfect perfect ADJ ajema-8091 89 89 channel channel NOUN ajema-8091 89 90 state state NOUN ajema-8091 89 91 information information NOUN ajema-8091 89 92 ( ( PUNCT ajema-8091 89 93 csi csi PROPN ajema-8091 89 94 ) ) PUNCT ajema-8091 89 95 at at ADP ajema-8091 89 96 the the DET ajema-8091 89 97 receiver receiver NOUN ajema-8091 89 98 . . PUNCT ajema-8091 90 1 4 4 X ajema-8091 90 2 . . X ajema-8091 90 3 qpsk qpsk NOUN ajema-8091 90 4 modulation modulation NOUN ajema-8091 90 5 and and CCONJ ajema-8091 90 6 demodulation demodulation NOUN ajema-8091 90 7 quadrature quadrature NOUN ajema-8091 90 8 phase phase NOUN ajema-8091 90 9 shift shift NOUN ajema-8091 90 10 keying keying NOUN ajema-8091 90 11 ( ( PUNCT ajema-8091 90 12 qpsk qpsk NOUN ajema-8091 90 13 ) ) PUNCT ajema-8091 90 14 is be AUX ajema-8091 90 15 a a DET ajema-8091 90 16 widely widely ADV ajema-8091 90 17 used use VERB ajema-8091 90 18 digital digital ADJ ajema-8091 90 19 modulation modulation NOUN ajema-8091 90 20 scheme scheme NOUN ajema-8091 90 21 in in ADP ajema-8091 90 22 wireless wireless ADJ ajema-8091 90 23 communication communication NOUN ajema-8091 90 24 systems system NOUN ajema-8091 90 25 due due ADP ajema-8091 90 26 to to ADP ajema-8091 90 27 its its PRON ajema-8091 90 28 balance balance NOUN ajema-8091 90 29 between between ADP ajema-8091 90 30 spectral spectral ADJ ajema-8091 90 31 efficiency efficiency NOUN ajema-8091 90 32 and and CCONJ ajema-8091 90 33 robustness robustness NOUN ajema-8091 90 34 to to AUX ajema-8091 90 35 noise noise NOUN ajema-8091 90 36 and and CCONJ ajema-8091 90 37 fading fading NOUN ajema-8091 90 38 . . PUNCT ajema-8091 91 1 it it PRON ajema-8091 91 2 transmits transmit VERB ajema-8091 91 3 2 2 NUM ajema-8091 91 4 bits bit NOUN ajema-8091 91 5 per per ADP ajema-8091 91 6 symbol symbol NOUN ajema-8091 91 7 , , PUNCT ajema-8091 91 8 making make VERB ajema-8091 91 9 it it PRON ajema-8091 91 10 more more ADV ajema-8091 91 11 bandwidth bandwidth ADJ ajema-8091 91 12 - - PUNCT ajema-8091 91 13 efficient efficient ADJ ajema-8091 91 14 than than ADP ajema-8091 91 15 bpsk bpsk NOUN ajema-8091 91 16 while while SCONJ ajema-8091 91 17 maintaining maintain VERB ajema-8091 91 18 relatively relatively ADV ajema-8091 91 19 simple simple ADJ ajema-8091 91 20 implementation implementation NOUN ajema-8091 91 21 . . PUNCT ajema-8091 92 1 26 26 NUM ajema-8091 92 2 journal journal NOUN ajema-8091 92 3 of of ADP ajema-8091 92 4 engineering engineering NOUN ajema-8091 92 5 , , PUNCT ajema-8091 92 6 mechanics mechanic NOUN ajema-8091 92 7 and and CCONJ ajema-8091 92 8 architecture architecture NOUN ajema-8091 92 9 www www NOUN ajema-8091 92 10 . . PUNCT ajema-8091 93 1 grnjournal.us grnjournal.us X ajema-8091 93 2 3.1 3.1 NUM ajema-8091 93 3 qpsk qpsk NOUN ajema-8091 93 4 modulation modulation NOUN ajema-8091 93 5 : : PUNCT ajema-8091 93 6 input input NOUN ajema-8091 93 7 : : PUNCT ajema-8091 93 8 binary binary ADJ ajema-8091 93 9 data datum NOUN ajema-8091 93 10 stream stream NOUN ajema-8091 93 11 , , PUNCT ajema-8091 93 12 output output NOUN ajema-8091 93 13 : : PUNCT ajema-8091 93 14 complex complex ADJ ajema-8091 93 15 qpsk qpsk NOUN ajema-8091 93 16 symbols symbol NOUN ajema-8091 93 17 mapped map VERB ajema-8091 93 18 to to ADP ajema-8091 93 19 the the DET ajema-8091 93 20 i i NOUN ajema-8091 93 21 - - PROPN ajema-8091 93 22 q q X ajema-8091 93 23 ( ( PUNCT ajema-8091 93 24 in in ADP ajema-8091 93 25 - - PUNCT ajema-8091 93 26 phase phase NOUN ajema-8091 93 27 and and CCONJ ajema-8091 93 28 quadrature quadrature NOUN ajema-8091 93 29 ) ) PUNCT ajema-8091 93 30 plane plane NOUN ajema-8091 93 31 . . PUNCT ajema-8091 94 1 3.2 3.2 NUM ajema-8091 94 2 received receive VERB ajema-8091 94 3 signal signal NOUN ajema-8091 94 4 model model NOUN ajema-8091 94 5 : : PUNCT ajema-8091 94 6 after after ADP ajema-8091 94 7 combining combine VERB ajema-8091 94 8 ( ( PUNCT ajema-8091 94 9 via via ADP ajema-8091 94 10 mrc mrc PROPN ajema-8091 94 11 , , PUNCT ajema-8091 94 12 sc sc PROPN ajema-8091 94 13 , , PUNCT ajema-8091 94 14 or or CCONJ ajema-8091 94 15 egc egc ADJ ajema-8091 94 16 ) ) PUNCT ajema-8091 94 17 , , PUNCT ajema-8091 94 18 a a DET ajema-8091 94 19 single single ADJ ajema-8091 94 20 complex complex ADJ ajema-8091 94 21 symbol symbol NOUN ajema-8091 94 22 𝑠 𝑠 PROPN ajema-8091 94 23 is be AUX ajema-8091 94 24 obtained obtain VERB ajema-8091 94 25 for for ADP ajema-8091 94 26 detection detection NOUN ajema-8091 94 27 at at ADP ajema-8091 94 28 receiver receiver ADJ ajema-8091 94 29 side side NOUN ajema-8091 94 30 . . PUNCT ajema-8091 95 1 3.3 3.3 NUM ajema-8091 95 2 qpsk qpsk NOUN ajema-8091 95 3 demodulation demodulation NOUN ajema-8091 95 4 : : PUNCT ajema-8091 95 5 input input NOUN ajema-8091 95 6 : : PUNCT ajema-8091 95 7 combined combined ADJ ajema-8091 95 8 complex complex ADJ ajema-8091 95 9 symbol symbol NOUN ajema-8091 95 10 𝑠. 𝑠. NOUN ajema-8091 95 11 output output NOUN ajema-8091 95 12 : : PUNCT ajema-8091 95 13 recovered recover VERB ajema-8091 95 14 bit bit NOUN ajema-8091 95 15 pair pair NOUN ajema-8091 95 16 . . PUNCT ajema-8091 96 1 3.4 3.4 NUM ajema-8091 96 2 ber ber NOUN ajema-8091 96 3 calculation calculation NOUN ajema-8091 96 4 : : PUNCT ajema-8091 96 5 compare compare VERB ajema-8091 96 6 transmitted transmit VERB ajema-8091 96 7 and and CCONJ ajema-8091 96 8 received receive VERB ajema-8091 96 9 bit bit NOUN ajema-8091 96 10 streams stream NOUN ajema-8091 96 11 . . PUNCT ajema-8091 97 1 𝑩𝑬𝑹 𝑩𝑬𝑹 NUM ajema-8091 97 2 = = PUNCT ajema-8091 97 3 ! ! PUNCT ajema-8091 98 1 " " PUNCT ajema-8091 98 2 # # SYM ajema-8091 98 3 $ $ NUM ajema-8091 98 4 % % NOUN ajema-8091 98 5 & & CCONJ ajema-8091 98 6 ( ( PUNCT ajema-8091 98 7 ) ) PUNCT ajema-8091 98 8 * * PUNCT ajema-8091 99 1 + + ADJ ajema-8091 99 2 , , PUNCT ajema-8091 99 3 ( ( PUNCT ajema-8091 99 4 & & CCONJ ajema-8091 99 5 & & CCONJ ajema-8091 99 6 % % NOUN ajema-8091 99 7 , , PUNCT ajema-8091 99 8 $ $ SYM ajema-8091 99 9 * * NOUN ajema-8091 99 10 - - PUNCT ajema-8091 99 11 . . PUNCT ajema-8091 100 1 𝑻𝒐𝒕𝒂𝒍 𝑻𝒐𝒕𝒂𝒍 PROPN ajema-8091 100 2 π‘»π’“π’‚π’π’”π’Žπ’Šπ’•π’•π’†π’… π‘»π’“π’‚π’π’”π’Žπ’Šπ’•π’•π’†π’… PROPN ajema-8091 100 3 π’ƒπ’Šπ’•π’” π’ƒπ’Šπ’•π’” PROPN ajema-8091 100 4 ( ( PUNCT ajema-8091 100 5 1 1 NUM ajema-8091 100 6 ) ) PUNCT ajema-8091 100 7 5 5 NUM ajema-8091 100 8 . . PUNCT ajema-8091 101 1 output output NOUN ajema-8091 101 2 analysis analysis NOUN ajema-8091 101 3 performance performance NOUN ajema-8091 101 4 metric metric ADJ ajema-8091 101 5 : : PUNCT ajema-8091 101 6 ber ber NOUN ajema-8091 101 7 vs. vs. ADP ajema-8091 101 8 snr snr PROPN ajema-8091 101 9 . . PUNCT ajema-8091 102 1 in in ADP ajema-8091 102 2 digital digital ADJ ajema-8091 102 3 wireless wireless ADJ ajema-8091 102 4 communication communication NOUN ajema-8091 102 5 systems system NOUN ajema-8091 102 6 , , PUNCT ajema-8091 102 7 evaluating evaluate VERB ajema-8091 102 8 the the DET ajema-8091 102 9 reliability reliability NOUN ajema-8091 102 10 of of ADP ajema-8091 102 11 transmission transmission NOUN ajema-8091 102 12 under under ADP ajema-8091 102 13 noise noise NOUN ajema-8091 102 14 and and CCONJ ajema-8091 102 15 fading fade VERB ajema-8091 102 16 conditions condition NOUN ajema-8091 102 17 is be AUX ajema-8091 102 18 essential essential ADJ ajema-8091 102 19 . . PUNCT ajema-8091 103 1 the the DET ajema-8091 103 2 bit bit NOUN ajema-8091 103 3 error error NOUN ajema-8091 103 4 rate rate NOUN ajema-8091 103 5 ( ( PUNCT ajema-8091 103 6 ber ber PROPN ajema-8091 103 7 ) ) PUNCT ajema-8091 103 8 as as ADP ajema-8091 103 9 a a DET ajema-8091 103 10 function function NOUN ajema-8091 103 11 of of ADP ajema-8091 103 12 signal signal NOUN ajema-8091 103 13 - - PUNCT ajema-8091 103 14 to to ADP ajema-8091 103 15 - - PUNCT ajema-8091 103 16 noise noise NOUN ajema-8091 103 17 ratio ratio NOUN ajema-8091 103 18 ( ( PUNCT ajema-8091 103 19 snr snr PROPN ajema-8091 103 20 ) ) PUNCT ajema-8091 103 21 is be AUX ajema-8091 103 22 a a DET ajema-8091 103 23 fundamental fundamental ADJ ajema-8091 103 24 performance performance NOUN ajema-8091 103 25 metric metric NOUN ajema-8091 103 26 used use VERB ajema-8091 103 27 to to PART ajema-8091 103 28 assess assess VERB ajema-8091 103 29 the the DET ajema-8091 103 30 effectiveness effectiveness NOUN ajema-8091 103 31 of of ADP ajema-8091 103 32 modulation modulation NOUN ajema-8091 103 33 schemes scheme NOUN ajema-8091 103 34 , , PUNCT ajema-8091 103 35 channel channel NOUN ajema-8091 103 36 models model NOUN ajema-8091 103 37 , , PUNCT ajema-8091 103 38 and and CCONJ ajema-8091 103 39 diversity diversity NOUN ajema-8091 103 40 combining combine VERB ajema-8091 103 41 techniques technique NOUN ajema-8091 103 42 . . PUNCT ajema-8091 104 1 the the DET ajema-8091 104 2 ber ber PROPN ajema-8091 104 3 quantifies quantifie NOUN ajema-8091 104 4 how how SCONJ ajema-8091 104 5 often often ADV ajema-8091 104 6 a a DET ajema-8091 104 7 bit bit NOUN ajema-8091 104 8 is be AUX ajema-8091 104 9 incorrectly incorrectly ADV ajema-8091 104 10 received receive VERB ajema-8091 104 11 due due ADP ajema-8091 104 12 to to ADP ajema-8091 104 13 noise noise NOUN ajema-8091 104 14 , , PUNCT ajema-8091 104 15 fading fading NOUN ajema-8091 104 16 , , PUNCT ajema-8091 104 17 or or CCONJ ajema-8091 104 18 other other ADJ ajema-8091 104 19 impairments impairment NOUN ajema-8091 104 20 in in ADP ajema-8091 104 21 the the DET ajema-8091 104 22 channel channel NOUN ajema-8091 104 23 . . PUNCT ajema-8091 105 1 a a DET ajema-8091 105 2 lower low ADJ ajema-8091 105 3 ber ber NOUN ajema-8091 105 4 indicates indicate VERB ajema-8091 105 5 better well ADJ ajema-8091 105 6 system system NOUN ajema-8091 105 7 performance performance NOUN ajema-8091 105 8 . . PUNCT ajema-8091 106 1 snr snr NOUN ajema-8091 106 2 measures measure VERB ajema-8091 106 3 the the DET ajema-8091 106 4 strength strength NOUN ajema-8091 106 5 of of ADP ajema-8091 106 6 the the DET ajema-8091 106 7 signal signal NOUN ajema-8091 106 8 relative relative ADJ ajema-8091 106 9 to to ADP ajema-8091 106 10 background background NOUN ajema-8091 106 11 noise noise NOUN ajema-8091 106 12 . . PUNCT ajema-8091 107 1 a a DET ajema-8091 107 2 higher high ADJ ajema-8091 107 3 snr snr NOUN ajema-8091 107 4 typically typically ADV ajema-8091 107 5 leads lead VERB ajema-8091 107 6 to to ADP ajema-8091 107 7 lower low ADJ ajema-8091 107 8 ber ber NOUN ajema-8091 107 9 . . PUNCT ajema-8091 108 1 in in ADP ajema-8091 108 2 an an DET ajema-8091 108 3 awgn awgn NOUN ajema-8091 108 4 channel channel NOUN ajema-8091 108 5 , , PUNCT ajema-8091 108 6 the the DET ajema-8091 108 7 ber ber NOUN ajema-8091 108 8 of of ADP ajema-8091 108 9 qpsk qpsk NOUN ajema-8091 108 10 decreases decrease VERB ajema-8091 108 11 rapidly rapidly ADV ajema-8091 108 12 as as SCONJ ajema-8091 108 13 snr snr NOUN ajema-8091 108 14 increases increase NOUN ajema-8091 108 15 . . PUNCT ajema-8091 109 1 in in ADP ajema-8091 109 2 fading fade VERB ajema-8091 109 3 channels channel NOUN ajema-8091 109 4 ( ( PUNCT ajema-8091 109 5 rayleigh rayleigh NOUN ajema-8091 109 6 / / SYM ajema-8091 109 7 rician rician PROPN ajema-8091 109 8 ): ): PUNCT ajema-8091 109 9 ber ber NOUN ajema-8091 109 10 is be AUX ajema-8091 109 11 higher high ADJ ajema-8091 109 12 due due ADP ajema-8091 109 13 to to ADP ajema-8091 109 14 multipath multipath NOUN ajema-8091 109 15 effects effect NOUN ajema-8091 109 16 . . PUNCT ajema-8091 110 1 performance performance NOUN ajema-8091 110 2 degrades degrade VERB ajema-8091 110 3 significantly significantly ADV ajema-8091 110 4 compared compare VERB ajema-8091 110 5 to to ADP ajema-8091 110 6 awgn awgn NOUN ajema-8091 110 7 . . PUNCT ajema-8091 111 1 diversity diversity NOUN ajema-8091 111 2 combining combine VERB ajema-8091 111 3 techniques technique NOUN ajema-8091 111 4 improve improve VERB ajema-8091 111 5 ber ber NOUN ajema-8091 111 6 by by ADP ajema-8091 111 7 mitigating mitigate VERB ajema-8091 111 8 fading fading NOUN ajema-8091 111 9 effects effect NOUN ajema-8091 111 10 : : PUNCT ajema-8091 111 11 mrc mrc NOUN ajema-8091 111 12 achieves achieve VERB ajema-8091 111 13 steep steep ADJ ajema-8091 111 14 ber ber NOUN ajema-8091 111 15 drop drop NOUN ajema-8091 111 16 with with ADP ajema-8091 111 17 increasing increase VERB ajema-8091 111 18 snr snr NOUN ajema-8091 111 19 . . PUNCT ajema-8091 112 1 egc egc PROPN ajema-8091 112 2 performs perform VERB ajema-8091 112 3 close close ADV ajema-8091 112 4 to to ADP ajema-8091 112 5 mrc mrc NOUN ajema-8091 112 6 . . PUNCT ajema-8091 113 1 sc sc PROPN ajema-8091 113 2 improves improve VERB ajema-8091 113 3 over over ADP ajema-8091 113 4 single single ADJ ajema-8091 113 5 - - PUNCT ajema-8091 113 6 antenna antenna NOUN ajema-8091 113 7 but but CCONJ ajema-8091 113 8 performs perform VERB ajema-8091 113 9 worse bad ADJ ajema-8091 113 10 than than ADP ajema-8091 113 11 mrc mrc NOUN ajema-8091 113 12 and and CCONJ ajema-8091 113 13 egc egc PROPN ajema-8091 113 14 . . PUNCT ajema-8091 114 1 the the DET ajema-8091 114 2 ber ber NOUN ajema-8091 114 3 vs. vs. ADP ajema-8091 114 4 snr snr PROPN ajema-8091 114 5 metric metric NOUN ajema-8091 114 6 provides provide VERB ajema-8091 114 7 deep deep ADJ ajema-8091 114 8 insights insight NOUN ajema-8091 114 9 into into ADP ajema-8091 114 10 how how SCONJ ajema-8091 114 11 modulation modulation NOUN ajema-8091 114 12 and and CCONJ ajema-8091 114 13 diversity diversity NOUN ajema-8091 114 14 strategies strategy NOUN ajema-8091 114 15 perform perform VERB ajema-8091 114 16 in in ADP ajema-8091 114 17 real real ADJ ajema-8091 114 18 - - PUNCT ajema-8091 114 19 world world NOUN ajema-8091 114 20 fading fade VERB ajema-8091 114 21 environments environment NOUN ajema-8091 114 22 . . PUNCT ajema-8091 115 1 it it PRON ajema-8091 115 2 is be AUX ajema-8091 115 3 especially especially ADV ajema-8091 115 4 valuable valuable ADJ ajema-8091 115 5 for for ADP ajema-8091 115 6 comparing compare VERB ajema-8091 115 7 the the DET ajema-8091 115 8 efficiency efficiency NOUN ajema-8091 115 9 of of ADP ajema-8091 115 10 mrc mrc NOUN ajema-8091 115 11 , , PUNCT ajema-8091 115 12 sc sc PROPN ajema-8091 115 13 , , PUNCT ajema-8091 115 14 and and CCONJ ajema-8091 115 15 egc egc ADJ ajema-8091 115 16 techniques technique NOUN ajema-8091 115 17 under under ADP ajema-8091 115 18 rayleigh rayleigh PROPN ajema-8091 115 19 and and CCONJ ajema-8091 115 20 rician rician PROPN ajema-8091 115 21 fading fading NOUN ajema-8091 115 22 when when SCONJ ajema-8091 115 23 using use VERB ajema-8091 115 24 qpsk qpsk NOUN ajema-8091 115 25 modulation modulation NOUN ajema-8091 115 26 . . PUNCT ajema-8091 116 1 there there PRON ajema-8091 116 2 exist exist VERB ajema-8091 116 3 l l NOUN ajema-8091 116 4 diversity diversity NOUN ajema-8091 116 5 branches branch NOUN ajema-8091 116 6 of of ADP ajema-8091 116 7 independent independent ADJ ajema-8091 116 8 rayleigh rayleigh PROPN ajema-8091 116 9 / / SYM ajema-8091 116 10 ricean ricean NOUN ajema-8091 116 11 fading fade VERB ajema-8091 116 12 signals signal NOUN ajema-8091 116 13 ( ( PUNCT ajema-8091 116 14 l l NOUN ajema-8091 116 15 = = SYM ajema-8091 116 16 1 1 NUM ajema-8091 116 17 , , PUNCT ajema-8091 116 18 2 2 NUM ajema-8091 116 19 , , PUNCT ajema-8091 116 20 3 3 NUM ajema-8091 116 21 , , PUNCT ajema-8091 116 22 4 4 NUM ajema-8091 116 23 ) ) PUNCT ajema-8091 116 24 . . PUNCT ajema-8091 117 1 for for ADP ajema-8091 117 2 every every DET ajema-8091 117 3 branch branch NOUN ajema-8091 117 4 , , PUNCT ajema-8091 117 5 the the DET ajema-8091 117 6 average average ADJ ajema-8091 117 7 symbol symbol NOUN ajema-8091 117 8 energy energy NOUN ajema-8091 117 9 - - PUNCT ajema-8091 117 10 to to ADP ajema-8091 117 11 - - PUNCT ajema-8091 117 12 noise noise NOUN ajema-8091 117 13 power power NOUN ajema-8091 117 14 ratio ratio NOUN ajema-8091 117 15 ( ( PUNCT ajema-8091 117 16 es es NOUN ajema-8091 117 17 / / SYM ajema-8091 117 18 n0 n0 NUM ajema-8091 117 19 ) ) PUNCT ajema-8091 117 20 is be AUX ajema-8091 117 21 1 1 NUM ajema-8091 117 22 , , PUNCT ajema-8091 117 23 3 3 NUM ajema-8091 117 24 , , PUNCT ajema-8091 117 25 5 5 NUM ajema-8091 117 26 , , PUNCT ajema-8091 117 27 7 7 NUM ajema-8091 117 28 , , PUNCT ajema-8091 117 29 and and CCONJ ajema-8091 117 30 9 9 NUM ajema-8091 117 31 db db NOUN ajema-8091 117 32 . . PUNCT ajema-8091 118 1 the the DET ajema-8091 118 2 figure figure NOUN ajema-8091 118 3 3 3 NUM ajema-8091 118 4 below below ADV ajema-8091 118 5 shows show VERB ajema-8091 118 6 the the DET ajema-8091 118 7 ber ber NOUN ajema-8091 118 8 vs. vs. ADP ajema-8091 118 9 snr snr PROPN ajema-8091 118 10 curves curve NOUN ajema-8091 118 11 for for ADP ajema-8091 118 12 sc sc PROPN ajema-8091 118 13 , , PUNCT ajema-8091 118 14 mrc mrc NOUN ajema-8091 118 15 , , PUNCT ajema-8091 118 16 and and CCONJ ajema-8091 118 17 egc egc ADJ ajema-8091 118 18 under under ADP ajema-8091 118 19 rayleigh rayleigh NOUN ajema-8091 118 20 fading fade VERB ajema-8091 118 21 with with ADP ajema-8091 118 22 varying vary VERB ajema-8091 118 23 numbers number NOUN ajema-8091 118 24 of of ADP ajema-8091 118 25 diversity diversity NOUN ajema-8091 118 26 branches branch NOUN ajema-8091 118 27 ( ( PUNCT ajema-8091 118 28 l l NOUN ajema-8091 118 29 = = SYM ajema-8091 118 30 1 1 NUM ajema-8091 118 31 , , PUNCT ajema-8091 118 32 2 2 NUM ajema-8091 118 33 , , PUNCT ajema-8091 118 34 3 3 NUM ajema-8091 118 35 , , PUNCT ajema-8091 118 36 4 4 NUM ajema-8091 118 37 ) ) PUNCT ajema-8091 118 38 . . PUNCT ajema-8091 119 1 as as SCONJ ajema-8091 119 2 expected expect VERB ajema-8091 119 3 , , PUNCT ajema-8091 119 4 mrc mrc NOUN ajema-8091 119 5 achieves achieve VERB ajema-8091 119 6 the the DET ajema-8091 119 7 best good ADJ ajema-8091 119 8 performance performance NOUN ajema-8091 119 9 , , PUNCT ajema-8091 119 10 especially especially ADV ajema-8091 119 11 as as ADP ajema-8091 119 12 l l NOUN ajema-8091 119 13 increases increase NOUN ajema-8091 119 14 . . PUNCT ajema-8091 120 1 sc sc PROPN ajema-8091 120 2 improves improve VERB ajema-8091 120 3 with with ADP ajema-8091 120 4 diversity diversity NOUN ajema-8091 120 5 but but CCONJ ajema-8091 120 6 lags lag VERB ajema-8091 120 7 behind behind ADP ajema-8091 120 8 mrc mrc NOUN ajema-8091 120 9 . . PUNCT ajema-8091 121 1 egc egc ADJ ajema-8091 121 2 performance performance NOUN ajema-8091 121 3 lies lie VERB ajema-8091 121 4 between between ADP ajema-8091 121 5 sc sc PROPN ajema-8091 121 6 and and CCONJ ajema-8091 121 7 mrc mrc PROPN ajema-8091 121 8 . . PUNCT ajema-8091 122 1 figure figure NOUN ajema-8091 122 2 3 3 NUM ajema-8091 122 3 : : PUNCT ajema-8091 122 4 rayleigh rayleigh PROPN ajema-8091 122 5 fading fade VERB ajema-8091 122 6 27 27 NUM ajema-8091 122 7 journal journal NOUN ajema-8091 122 8 of of ADP ajema-8091 122 9 engineering engineering NOUN ajema-8091 122 10 , , PUNCT ajema-8091 122 11 mechanics mechanic NOUN ajema-8091 122 12 and and CCONJ ajema-8091 122 13 architecture architecture NOUN ajema-8091 122 14 www www NOUN ajema-8091 122 15 . . PUNCT ajema-8091 123 1 grnjournal.us grnjournal.us X ajema-8091 123 2 figure figure VERB ajema-8091 123 3 4 4 NUM ajema-8091 123 4 : : PUNCT ajema-8091 123 5 rician rician ADJ ajema-8091 123 6 fading fade VERB ajema-8091 123 7 figure figure NOUN ajema-8091 123 8 4 4 NUM ajema-8091 123 9 shows show VERB ajema-8091 123 10 ber ber NOUN ajema-8091 123 11 vs. vs. ADP ajema-8091 123 12 snr snr NOUN ajema-8091 123 13 under under ADP ajema-8091 123 14 rician rician NOUN ajema-8091 123 15 fading fade VERB ajema-8091 123 16 ( ( PUNCT ajema-8091 123 17 k k NOUN ajema-8091 123 18 = = SYM ajema-8091 123 19 6 6 NUM ajema-8091 123 20 db db NOUN ajema-8091 123 21 ) ) PUNCT ajema-8091 123 22 for for ADP ajema-8091 123 23 sc sc PROPN ajema-8091 123 24 , , PUNCT ajema-8091 123 25 mrc mrc NOUN ajema-8091 123 26 , , PUNCT ajema-8091 123 27 and and CCONJ ajema-8091 123 28 egc egc ADJ ajema-8091 123 29 with with ADP ajema-8091 123 30 diversity diversity NOUN ajema-8091 123 31 branches branch NOUN ajema-8091 123 32 { { PUNCT ajema-8091 123 33 𝐿 𝐿 NOUN ajema-8091 123 34 = = NOUN ajema-8091 123 35 1,2,3,4 1,2,3,4 NUM ajema-8091 123 36 } } PUNCT ajema-8091 123 37 . . PUNCT ajema-8091 124 1 mrc mrc NOUN ajema-8091 124 2 again again ADV ajema-8091 124 3 outperforms outperform VERB ajema-8091 124 4 other other ADJ ajema-8091 124 5 techniques technique NOUN ajema-8091 124 6 , , PUNCT ajema-8091 124 7 especially especially ADV ajema-8091 124 8 as as SCONJ ajema-8091 124 9 𝐿 𝐿 PROPN ajema-8091 124 10 increases increase NOUN ajema-8091 124 11 . . PUNCT ajema-8091 125 1 sc sc PROPN ajema-8091 125 2 shows show VERB ajema-8091 125 3 performance performance NOUN ajema-8091 125 4 gains gain NOUN ajema-8091 125 5 with with ADP ajema-8091 125 6 more more ADJ ajema-8091 125 7 branches branch NOUN ajema-8091 125 8 but but CCONJ ajema-8091 125 9 is be AUX ajema-8091 125 10 consistently consistently ADV ajema-8091 125 11 the the DET ajema-8091 125 12 least least ADV ajema-8091 125 13 effective effective ADJ ajema-8091 125 14 . . PUNCT ajema-8091 126 1 egc egc PROPN ajema-8091 126 2 maintains maintain VERB ajema-8091 126 3 a a DET ajema-8091 126 4 performance performance NOUN ajema-8091 126 5 between between ADP ajema-8091 126 6 sc sc PROPN ajema-8091 126 7 and and CCONJ ajema-8091 126 8 mrc mrc NOUN ajema-8091 126 9 . . PUNCT ajema-8091 127 1 compared compare VERB ajema-8091 127 2 to to ADP ajema-8091 127 3 rayleigh rayleigh PROPN ajema-8091 127 4 fading fading NOUN ajema-8091 127 5 , , PUNCT ajema-8091 127 6 rician rician NOUN ajema-8091 127 7 fading fade VERB ajema-8091 127 8 yields yield NOUN ajema-8091 127 9 better well ADJ ajema-8091 127 10 ber ber NOUN ajema-8091 127 11 due due ADP ajema-8091 127 12 to to ADP ajema-8091 127 13 the the DET ajema-8091 127 14 presence presence NOUN ajema-8091 127 15 of of ADP ajema-8091 127 16 a a DET ajema-8091 127 17 dominant dominant ADJ ajema-8091 127 18 los los PROPN ajema-8091 127 19 component component NOUN ajema-8091 127 20 , , PUNCT ajema-8091 127 21 especially especially ADV ajema-8091 127 22 at at ADP ajema-8091 127 23 higher high ADJ ajema-8091 127 24 snr snr NOUN ajema-8091 127 25 . . PUNCT ajema-8091 128 1 conclusion conclusion NOUN ajema-8091 128 2 this this DET ajema-8091 128 3 study study NOUN ajema-8091 128 4 evaluated evaluate VERB ajema-8091 128 5 the the DET ajema-8091 128 6 performance performance NOUN ajema-8091 128 7 of of ADP ajema-8091 128 8 three three NUM ajema-8091 128 9 diversity diversity NOUN ajema-8091 128 10 combining combine VERB ajema-8091 128 11 techniques technique NOUN ajema-8091 128 12 maximal maximal ADJ ajema-8091 128 13 ratio ratio NOUN ajema-8091 128 14 combining combine VERB ajema-8091 128 15 ( ( PUNCT ajema-8091 128 16 mrc mrc NOUN ajema-8091 128 17 ) ) PUNCT ajema-8091 128 18 , , PUNCT ajema-8091 128 19 selection selection NOUN ajema-8091 128 20 combining combine VERB ajema-8091 128 21 ( ( PUNCT ajema-8091 128 22 sc sc NOUN ajema-8091 128 23 ) ) PUNCT ajema-8091 128 24 , , PUNCT ajema-8091 128 25 and and CCONJ ajema-8091 128 26 equal equal ADJ ajema-8091 128 27 gain gain NOUN ajema-8091 128 28 combining combine VERB ajema-8091 128 29 ( ( PUNCT ajema-8091 128 30 egc egc PROPN ajema-8091 128 31 ) ) PUNCT ajema-8091 128 32 in in ADP ajema-8091 128 33 the the DET ajema-8091 128 34 context context NOUN ajema-8091 128 35 of of ADP ajema-8091 128 36 qpsk qpsk NOUN ajema-8091 128 37 modulation modulation NOUN ajema-8091 128 38 over over ADP ajema-8091 128 39 uncorrelated uncorrelated ADJ ajema-8091 128 40 rayleigh rayleigh PROPN ajema-8091 128 41 and and CCONJ ajema-8091 128 42 rician rician ADJ ajema-8091 128 43 fading fade VERB ajema-8091 128 44 channels channel NOUN ajema-8091 128 45 . . PUNCT ajema-8091 129 1 mrc mrc NOUN ajema-8091 129 2 consistently consistently ADV ajema-8091 129 3 outperforms outperform VERB ajema-8091 129 4 sc sc PROPN ajema-8091 129 5 and and CCONJ ajema-8091 129 6 egc egc ADJ ajema-8091 129 7 in in ADP ajema-8091 129 8 both both CCONJ ajema-8091 129 9 rayleigh rayleigh PROPN ajema-8091 129 10 and and CCONJ ajema-8091 129 11 rician rician ADJ ajema-8091 129 12 fading fade VERB ajema-8091 129 13 environments environment NOUN ajema-8091 129 14 . . PUNCT ajema-8091 130 1 it it PRON ajema-8091 130 2 provides provide VERB ajema-8091 130 3 the the DET ajema-8091 130 4 lowest low ADJ ajema-8091 130 5 ber ber NOUN ajema-8091 130 6 due due ADP ajema-8091 130 7 to to ADP ajema-8091 130 8 its its PRON ajema-8091 130 9 optimal optimal ADJ ajema-8091 130 10 weighting weighting NOUN ajema-8091 130 11 of of ADP ajema-8091 130 12 received receive VERB ajema-8091 130 13 signal signal NOUN ajema-8091 130 14 components component NOUN ajema-8091 130 15 based base VERB ajema-8091 130 16 on on ADP ajema-8091 130 17 channel channel NOUN ajema-8091 130 18 conditions condition NOUN ajema-8091 130 19 . . PUNCT ajema-8091 131 1 egc egc PROPN ajema-8091 131 2 offers offer VERB ajema-8091 131 3 a a DET ajema-8091 131 4 favorable favorable ADJ ajema-8091 131 5 trade trade NOUN ajema-8091 131 6 - - PUNCT ajema-8091 131 7 off off NOUN ajema-8091 131 8 , , PUNCT ajema-8091 131 9 delivering deliver VERB ajema-8091 131 10 performance performance NOUN ajema-8091 131 11 close close ADJ ajema-8091 131 12 to to ADP ajema-8091 131 13 mrc mrc NOUN ajema-8091 131 14 while while SCONJ ajema-8091 131 15 requiring require VERB ajema-8091 131 16 less less ADJ ajema-8091 131 17 channel channel NOUN ajema-8091 131 18 state state NOUN ajema-8091 131 19 information information NOUN ajema-8091 131 20 and and CCONJ ajema-8091 131 21 computational computational ADJ ajema-8091 131 22 complexity complexity NOUN ajema-8091 131 23 . . PUNCT ajema-8091 132 1 sc sc PROPN ajema-8091 132 2 , , PUNCT ajema-8091 132 3 while while SCONJ ajema-8091 132 4 the the DET ajema-8091 132 5 simplest simple ADJ ajema-8091 132 6 to to PART ajema-8091 132 7 implement implement VERB ajema-8091 132 8 , , PUNCT ajema-8091 132 9 exhibits exhibit VERB ajema-8091 132 10 the the DET ajema-8091 132 11 highest high ADJ ajema-8091 132 12 ber ber NOUN ajema-8091 132 13 among among ADP ajema-8091 132 14 the the DET ajema-8091 132 15 three three NUM ajema-8091 132 16 , , PUNCT ajema-8091 132 17 though though SCONJ ajema-8091 132 18 it it PRON ajema-8091 132 19 still still ADV ajema-8091 132 20 benefits benefit VERB ajema-8091 132 21 from from ADP ajema-8091 132 22 increased increase VERB ajema-8091 132 23 diversity diversity NOUN ajema-8091 132 24 order order NOUN ajema-8091 132 25 . . PUNCT ajema-8091 133 1 in in ADP ajema-8091 133 2 rician rician ADJ ajema-8091 133 3 fading fade VERB ajema-8091 133 4 channels channel NOUN ajema-8091 133 5 , , PUNCT ajema-8091 133 6 the the DET ajema-8091 133 7 presence presence NOUN ajema-8091 133 8 of of ADP ajema-8091 133 9 a a DET ajema-8091 133 10 line line NOUN ajema-8091 133 11 - - PUNCT ajema-8091 133 12 of of ADP ajema-8091 133 13 - - PUNCT ajema-8091 133 14 sight sight NOUN ajema-8091 133 15 component component NOUN ajema-8091 133 16 improves improve VERB ajema-8091 133 17 the the DET ajema-8091 133 18 overall overall ADJ ajema-8091 133 19 ber ber NOUN ajema-8091 133 20 for for ADP ajema-8091 133 21 all all DET ajema-8091 133 22 techniques technique NOUN ajema-8091 133 23 compared compare VERB ajema-8091 133 24 to to ADP ajema-8091 133 25 rayleigh rayleigh PROPN ajema-8091 133 26 fading fading NOUN ajema-8091 133 27 , , PUNCT ajema-8091 133 28 especially especially ADV ajema-8091 133 29 as as SCONJ ajema-8091 133 30 the the DET ajema-8091 133 31 rician rician ADJ ajema-8091 133 32 kfactor kfactor NOUN ajema-8091 133 33 increases increase VERB ajema-8091 133 34 . . PUNCT ajema-8091 134 1 in in ADP ajema-8091 134 2 conclusion conclusion NOUN ajema-8091 134 3 , , PUNCT ajema-8091 134 4 mrc mrc NOUN ajema-8091 134 5 is be AUX ajema-8091 134 6 the the DET ajema-8091 134 7 preferred preferred ADJ ajema-8091 134 8 technique technique NOUN ajema-8091 134 9 for for ADP ajema-8091 134 10 systems system NOUN ajema-8091 134 11 where where SCONJ ajema-8091 134 12 complexity complexity NOUN ajema-8091 134 13 and and CCONJ ajema-8091 134 14 channel channel NOUN ajema-8091 134 15 estimation estimation NOUN ajema-8091 134 16 are be AUX ajema-8091 134 17 manageable manageable ADJ ajema-8091 134 18 , , PUNCT ajema-8091 134 19 while while SCONJ ajema-8091 134 20 egc egc ADJ ajema-8091 134 21 serves serve VERB ajema-8091 134 22 as as ADP ajema-8091 134 23 a a DET ajema-8091 134 24 viable viable ADJ ajema-8091 134 25 alternative alternative NOUN ajema-8091 134 26 for for ADP ajema-8091 134 27 moderatecomplexity moderatecomplexity NOUN ajema-8091 134 28 receivers receiver NOUN ajema-8091 134 29 . . PUNCT ajema-8091 135 1 sc sc PROPN ajema-8091 135 2 remains remain VERB ajema-8091 135 3 suitable suitable ADJ ajema-8091 135 4 for for ADP ajema-8091 135 5 resource resource NOUN ajema-8091 135 6 - - PUNCT ajema-8091 135 7 constrained constrain VERB ajema-8091 135 8 scenarios scenario NOUN ajema-8091 135 9 . . PUNCT ajema-8091 136 1 these these DET ajema-8091 136 2 findings finding NOUN ajema-8091 136 3 are be AUX ajema-8091 136 4 critical critical ADJ ajema-8091 136 5 for for ADP ajema-8091 136 6 the the DET ajema-8091 136 7 design design NOUN ajema-8091 136 8 and and CCONJ ajema-8091 136 9 optimization optimization NOUN ajema-8091 136 10 of of ADP ajema-8091 136 11 reliable reliable ADJ ajema-8091 136 12 receivers receiver NOUN ajema-8091 136 13 in in ADP ajema-8091 136 14 modern modern ADJ ajema-8091 136 15 wireless wireless ADJ ajema-8091 136 16 systems system NOUN ajema-8091 136 17 such such ADJ ajema-8091 136 18 as as ADP ajema-8091 136 19 lte lte PROPN ajema-8091 136 20 , , PUNCT ajema-8091 136 21 5 5 NUM ajema-8091 136 22 g g NOUN ajema-8091 136 23 , , PUNCT ajema-8091 136 24 and and CCONJ ajema-8091 136 25 beyond beyond ADP ajema-8091 136 26 . . PUNCT ajema-8091 136 27 references reference NOUN ajema-8091 136 28 1 1 NUM ajema-8091 136 29 . . PUNCT ajema-8091 136 30 rahul rahul PROPN ajema-8091 136 31 , , PUNCT ajema-8091 136 32 sumit sumit PROPN ajema-8091 136 33 dalal dalal PROPN ajema-8091 136 34 , , PUNCT ajema-8091 136 35 sumiran sumiran NOUN ajema-8091 136 36 , , PUNCT ajema-8091 136 37 rohini rohini NOUN ajema-8091 136 38 sharma sharma PROPN ajema-8091 136 39 , , PUNCT ajema-8091 136 40 β€œ " PUNCT ajema-8091 136 41 optimizing optimize VERB ajema-8091 136 42 diversity diversity NOUN ajema-8091 136 43 selection selection NOUN ajema-8091 136 44 techniques technique NOUN ajema-8091 136 45 in in ADP ajema-8091 136 46 rayleigh rayleigh PROPN ajema-8091 136 47 / / SYM ajema-8091 136 48 rician rician ADJ ajema-8091 136 49 fading fade VERB ajema-8091 136 50 channels channel NOUN ajema-8091 136 51 : : PUNCT ajema-8091 136 52 a a DET ajema-8091 136 53 ber ber NOUN ajema-8091 136 54 performance performance NOUN ajema-8091 136 55 analysis analysis NOUN ajema-8091 136 56 ” " PUNCT ajema-8091 136 57 , , PUNCT ajema-8091 136 58 nternational nternational ADJ ajema-8091 136 59 journal journal NOUN ajema-8091 136 60 of of ADP ajema-8091 136 61 advanced advanced ADJ ajema-8091 136 62 research research NOUN ajema-8091 136 63 in in ADP ajema-8091 136 64 electrical electrical ADJ ajema-8091 136 65 , , PUNCT ajema-8091 136 66 electronics electronic NOUN ajema-8091 136 67 and and CCONJ ajema-8091 136 68 instrumentation instrumentation NOUN ajema-8091 136 69 engineering engineering NOUN ajema-8091 136 70 ( ( PUNCT ajema-8091 136 71 ijareeie ijareeie PROPN ajema-8091 136 72 ) ) PUNCT ajema-8091 136 73 , , PUNCT ajema-8091 136 74 volume volume NOUN ajema-8091 136 75 13 13 NUM ajema-8091 136 76 , , PUNCT ajema-8091 136 77 issue issue NOUN ajema-8091 136 78 6 6 NUM ajema-8091 136 79 , , PUNCT ajema-8091 136 80 june june PROPN ajema-8091 136 81 2024 2024 NUM ajema-8091 136 82 , , PUNCT ajema-8091 136 83 pp pp ADV ajema-8091 136 84 . . PUNCT ajema-8091 136 85 17361742 17361742 NUM ajema-8091 136 86 . . PUNCT ajema-8091 137 1 2 2 X ajema-8091 137 2 . . PUNCT ajema-8091 137 3 j. j. PROPN ajema-8091 137 4 g. g. PROPN ajema-8091 137 5 proakis proakis PROPN ajema-8091 137 6 , , PUNCT ajema-8091 137 7 digital digital ADJ ajema-8091 137 8 communications communication NOUN ajema-8091 137 9 , , PUNCT ajema-8091 137 10 5th 5th ADJ ajema-8091 137 11 ed ed NOUN ajema-8091 137 12 . . PROPN ajema-8091 137 13 , , PUNCT ajema-8091 137 14 mcgraw mcgraw PROPN ajema-8091 137 15 - - PUNCT ajema-8091 137 16 hill hill NOUN ajema-8091 137 17 , , PUNCT ajema-8091 137 18 2008 2008 NUM ajema-8091 137 19 . . PUNCT ajema-8091 138 1 3 3 X ajema-8091 138 2 . . X ajema-8091 138 3 s. s. PROPN ajema-8091 138 4 haykin haykin PROPN ajema-8091 138 5 and and CCONJ ajema-8091 138 6 m. m. PROPN ajema-8091 138 7 moher moher PROPN ajema-8091 138 8 , , PUNCT ajema-8091 138 9 modern modern ADJ ajema-8091 138 10 wireless wireless ADJ ajema-8091 138 11 communications communication NOUN ajema-8091 138 12 , , PUNCT ajema-8091 138 13 pearson pearson PROPN ajema-8091 138 14 , , PUNCT ajema-8091 138 15 2005 2005 NUM ajema-8091 138 16 . . PUNCT ajema-8091 138 17 28 28 NUM ajema-8091 138 18 journal journal NOUN ajema-8091 138 19 of of ADP ajema-8091 138 20 engineering engineering NOUN ajema-8091 138 21 , , PUNCT ajema-8091 138 22 mechanics mechanic NOUN ajema-8091 138 23 and and CCONJ ajema-8091 138 24 architecture architecture NOUN ajema-8091 138 25 www www NOUN ajema-8091 138 26 . . PUNCT ajema-8091 139 1 grnjournal.us grnjournal.us X ajema-8091 139 2 4 4 NUM ajema-8091 139 3 . . PUNCT ajema-8091 139 4 t. t. PROPN ajema-8091 139 5 s. s. PROPN ajema-8091 139 6 rappaport rappaport PROPN ajema-8091 139 7 , , PUNCT ajema-8091 139 8 wireless wireless ADJ ajema-8091 139 9 communications communication NOUN ajema-8091 139 10 : : PUNCT ajema-8091 139 11 principles principle NOUN ajema-8091 139 12 and and CCONJ ajema-8091 139 13 practice practice NOUN ajema-8091 139 14 , , PUNCT ajema-8091 139 15 2nd 2nd ADJ ajema-8091 139 16 ed ed NOUN ajema-8091 139 17 . . PROPN ajema-8091 139 18 , , PUNCT ajema-8091 139 19 prentice prentice PROPN ajema-8091 139 20 hall hall PROPN ajema-8091 139 21 , , PUNCT ajema-8091 139 22 2002 2002 NUM ajema-8091 139 23 . . PUNCT ajema-8091 140 1 5 5 X ajema-8091 140 2 . . X ajema-8091 140 3 m. m. PROPN ajema-8091 140 4 k. k. PROPN ajema-8091 140 5 simon simon PROPN ajema-8091 140 6 and and CCONJ ajema-8091 140 7 m.-s m.-s PROPN ajema-8091 140 8 . . PUNCT ajema-8091 141 1 alouini alouini PROPN ajema-8091 141 2 , , PUNCT ajema-8091 141 3 digital digital ADJ ajema-8091 141 4 communication communication NOUN ajema-8091 141 5 over over ADP ajema-8091 141 6 fading fade VERB ajema-8091 141 7 channels channel NOUN ajema-8091 141 8 , , PUNCT ajema-8091 141 9 2nd 2nd ADJ ajema-8091 141 10 ed ed NOUN ajema-8091 141 11 . . PROPN ajema-8091 141 12 , , PUNCT ajema-8091 141 13 wiley wiley PROPN ajema-8091 141 14 , , PUNCT ajema-8091 141 15 2005 2005 NUM ajema-8091 141 16 . . PUNCT ajema-8091 142 1 6 6 NUM ajema-8091 142 2 . . PUNCT ajema-8091 142 3 a. a. PROPN ajema-8091 142 4 abdi abdi PROPN ajema-8091 142 5 , , PUNCT ajema-8091 142 6 c. c. PROPN ajema-8091 142 7 tepedelenlioglu tepedelenlioglu PROPN ajema-8091 142 8 , , PUNCT ajema-8091 142 9 m. m. PROPN ajema-8091 142 10 kaveh kaveh PROPN ajema-8091 142 11 , , PUNCT ajema-8091 142 12 and and CCONJ ajema-8091 142 13 g. g. PROPN ajema-8091 142 14 giannakis giannakis PROPN ajema-8091 142 15 , , PUNCT ajema-8091 142 16 β€œ " PUNCT ajema-8091 142 17 on on ADP ajema-8091 142 18 the the DET ajema-8091 142 19 estimation estimation NOUN ajema-8091 142 20 of of ADP ajema-8091 142 21 the the DET ajema-8091 142 22 k k PROPN ajema-8091 142 23 parameter parameter NOUN ajema-8091 142 24 for for ADP ajema-8091 142 25 the the DET ajema-8091 142 26 rice rice NOUN ajema-8091 142 27 fading fade VERB ajema-8091 142 28 distribution distribution NOUN ajema-8091 142 29 , , PUNCT ajema-8091 142 30 ” " PUNCT ajema-8091 142 31 ieee ieee NOUN ajema-8091 142 32 communications communication NOUN ajema-8091 142 33 letters letter NOUN ajema-8091 142 34 , , PUNCT ajema-8091 142 35 vol vol NOUN ajema-8091 142 36 . . PROPN ajema-8091 142 37 5 5 NUM ajema-8091 142 38 , , PUNCT ajema-8091 142 39 no no INTJ ajema-8091 142 40 . . NOUN ajema-8091 142 41 3 3 NUM ajema-8091 142 42 , , PUNCT ajema-8091 142 43 pp pp ADJ ajema-8091 142 44 . . PUNCT ajema-8091 143 1 92–94 92–94 NUM ajema-8091 143 2 , , PUNCT ajema-8091 143 3 mar mar PROPN ajema-8091 143 4 . . PROPN ajema-8091 143 5 2001 2001 NUM ajema-8091 143 6 . . PUNCT ajema-8091 144 1 7 7 X ajema-8091 144 2 . . X ajema-8091 144 3 b. b. PROPN ajema-8091 144 4 sklar sklar PROPN ajema-8091 144 5 , , PUNCT ajema-8091 144 6 β€œ " PUNCT ajema-8091 144 7 rayleigh rayleigh ADJ ajema-8091 144 8 fading fade VERB ajema-8091 144 9 channels channel NOUN ajema-8091 144 10 in in ADP ajema-8091 144 11 mobile mobile ADJ ajema-8091 144 12 digital digital ADJ ajema-8091 144 13 communication communication NOUN ajema-8091 144 14 systems system NOUN ajema-8091 144 15 part part NOUN ajema-8091 145 1 i i NOUN ajema-8091 145 2 : : PUNCT ajema-8091 145 3 characterization characterization NOUN ajema-8091 145 4 , , PUNCT ajema-8091 145 5 ” " PUNCT ajema-8091 145 6 ieee ieee NOUN ajema-8091 145 7 communications communication NOUN ajema-8091 145 8 magazine magazine NOUN ajema-8091 145 9 , , PUNCT ajema-8091 145 10 vol vol NOUN ajema-8091 145 11 . . PROPN ajema-8091 145 12 35 35 NUM ajema-8091 145 13 , , PUNCT ajema-8091 145 14 no no INTJ ajema-8091 145 15 . . NOUN ajema-8091 145 16 7 7 NUM ajema-8091 145 17 , , PUNCT ajema-8091 145 18 pp pp ADJ ajema-8091 145 19 . . PUNCT ajema-8091 146 1 90–100 90–100 NUM ajema-8091 146 2 , , PUNCT ajema-8091 146 3 jul jul PROPN ajema-8091 146 4 . . PROPN ajema-8091 146 5 1997 1997 NUM ajema-8091 146 6 . . PUNCT ajema-8091 147 1 8 8 X ajema-8091 147 2 . . X ajema-8091 147 3 m. m. NOUN ajema-8091 147 4 s. s. PROPN ajema-8091 147 5 alouini alouini PROPN ajema-8091 147 6 and and CCONJ ajema-8091 147 7 a. a. PROPN ajema-8091 147 8 j. j. PROPN ajema-8091 147 9 goldsmith goldsmith PROPN ajema-8091 147 10 , , PUNCT ajema-8091 147 11 β€œ " PUNCT ajema-8091 147 12 capacity capacity NOUN ajema-8091 147 13 of of ADP ajema-8091 147 14 rayleigh rayleigh NOUN ajema-8091 147 15 fading fade VERB ajema-8091 147 16 channels channel NOUN ajema-8091 147 17 under under ADP ajema-8091 147 18 different different ADJ ajema-8091 147 19 adaptive adaptive ADJ ajema-8091 147 20 transmission transmission NOUN ajema-8091 147 21 and and CCONJ ajema-8091 147 22 diversity diversity NOUN ajema-8091 147 23 - - PUNCT ajema-8091 147 24 combining combine VERB ajema-8091 147 25 techniques technique NOUN ajema-8091 147 26 , , PUNCT ajema-8091 147 27 ” " PUNCT ajema-8091 147 28 ieee ieee NOUN ajema-8091 147 29 transactions transaction NOUN ajema-8091 147 30 on on ADP ajema-8091 147 31 vehicular vehicular ADJ ajema-8091 147 32 technology technology NOUN ajema-8091 147 33 , , PUNCT ajema-8091 147 34 vol vol NOUN ajema-8091 147 35 . . PROPN ajema-8091 148 1 48 48 NUM ajema-8091 148 2 , , PUNCT ajema-8091 148 3 no no INTJ ajema-8091 148 4 . . NOUN ajema-8091 148 5 4 4 NUM ajema-8091 148 6 , , PUNCT ajema-8091 148 7 pp pp ADJ ajema-8091 148 8 . . PUNCT ajema-8091 149 1 1165–1181 1165–1181 NUM ajema-8091 149 2 , , PUNCT ajema-8091 149 3 jul jul PROPN ajema-8091 149 4 . . PROPN ajema-8091 149 5 1999 1999 NUM ajema-8091 149 6 . . PUNCT ajema-8091 150 1 9 9 X ajema-8091 150 2 . . PUNCT ajema-8091 150 3 j. j. PROPN ajema-8091 150 4 d. d. PROPN ajema-8091 150 5 parsons parsons PROPN ajema-8091 150 6 , , PUNCT ajema-8091 150 7 the the DET ajema-8091 150 8 mobile mobile ADJ ajema-8091 150 9 radio radio NOUN ajema-8091 150 10 propagation propagation NOUN ajema-8091 150 11 channel channel NOUN ajema-8091 150 12 , , PUNCT ajema-8091 150 13 2nd 2nd ADJ ajema-8091 150 14 ed ed NOUN ajema-8091 150 15 . . PROPN ajema-8091 150 16 , , PUNCT ajema-8091 150 17 wiley wiley PROPN ajema-8091 150 18 , , PUNCT ajema-8091 150 19 2000 2000 NUM ajema-8091 150 20 . . PUNCT ajema-8091 151 1 10 10 NUM ajema-8091 151 2 . . PUNCT ajema-8091 151 3 r. r. PROPN ajema-8091 151 4 prasad prasad PROPN ajema-8091 151 5 and and CCONJ ajema-8091 151 6 s. s. PROPN ajema-8091 151 7 hara hara PROPN ajema-8091 151 8 , , PUNCT ajema-8091 151 9 β€œ " PUNCT ajema-8091 151 10 an an DET ajema-8091 151 11 overview overview NOUN ajema-8091 151 12 of of ADP ajema-8091 151 13 multicarrier multicarrier NOUN ajema-8091 151 14 cdma cdma NOUN ajema-8091 151 15 , , PUNCT ajema-8091 151 16 ” " PUNCT ajema-8091 151 17 ieee ieee NOUN ajema-8091 151 18 communications communication NOUN ajema-8091 151 19 magazine magazine NOUN ajema-8091 151 20 , , PUNCT ajema-8091 151 21 vol vol NOUN ajema-8091 151 22 . . PROPN ajema-8091 151 23 35 35 NUM ajema-8091 151 24 , , PUNCT ajema-8091 151 25 no no INTJ ajema-8091 151 26 . . NOUN ajema-8091 151 27 12 12 NUM ajema-8091 151 28 , , PUNCT ajema-8091 151 29 pp pp ADJ ajema-8091 151 30 . . PUNCT ajema-8091 152 1 126–133 126–133 NUM ajema-8091 152 2 , , PUNCT ajema-8091 152 3 dec dec PROPN ajema-8091 152 4 . . PROPN ajema-8091 152 5 1997 1997 NUM ajema-8091 152 6 . . PUNCT ajema-8091 153 1 11 11 NUM ajema-8091 153 2 . . X ajema-8091 153 3 d. d. PROPN ajema-8091 153 4 tse tse PROPN ajema-8091 153 5 and and CCONJ ajema-8091 153 6 p. p. PROPN ajema-8091 153 7 viswanath viswanath PROPN ajema-8091 153 8 , , PUNCT ajema-8091 153 9 fundamentals fundamental NOUN ajema-8091 153 10 of of ADP ajema-8091 153 11 wireless wireless ADJ ajema-8091 153 12 communication communication NOUN ajema-8091 153 13 , , PUNCT ajema-8091 153 14 cambridge cambridge PROPN ajema-8091 153 15 university university PROPN ajema-8091 153 16 press press NOUN ajema-8091 153 17 , , PUNCT ajema-8091 153 18 2005 2005 NUM ajema-8091 153 19 . . PUNCT ajema-8091 154 1 12 12 NUM ajema-8091 154 2 . . PUNCT ajema-8091 154 3 m. m. PROPN ajema-8091 154 4 k. k. PROPN ajema-8091 154 5 samimi samimi PROPN ajema-8091 154 6 and and CCONJ ajema-8091 154 7 t. t. PROPN ajema-8091 154 8 s. s. PROPN ajema-8091 154 9 rappaport rappaport PROPN ajema-8091 154 10 , , PUNCT ajema-8091 154 11 β€œ " PUNCT ajema-8091 154 12 3 3 NUM ajema-8091 154 13 - - SYM ajema-8091 154 14 d d ADJ ajema-8091 154 15 statistical statistical ADJ ajema-8091 154 16 channel channel NOUN ajema-8091 154 17 model model NOUN ajema-8091 154 18 for for ADP ajema-8091 154 19 millimeter millimeter NOUN ajema-8091 154 20 - - PUNCT ajema-8091 154 21 wave wave NOUN ajema-8091 154 22 outdoor outdoor ADJ ajema-8091 154 23 mobile mobile ADJ ajema-8091 154 24 broadband broadband NOUN ajema-8091 154 25 communications communication NOUN ajema-8091 154 26 , , PUNCT ajema-8091 154 27 ” " PUNCT ajema-8091 154 28 2015 2015 NUM ajema-8091 154 29 ieee ieee NOUN ajema-8091 154 30 icc icc PROPN ajema-8091 154 31 , , PUNCT ajema-8091 154 32 pp pp X ajema-8091 154 33 . . PUNCT ajema-8091 155 1 2430–2436 2430–2436 NUM ajema-8091 155 2 . . PUNCT ajema-8091 156 1 13 13 NUM ajema-8091 156 2 . . PUNCT ajema-8091 157 1 s. s. PROPN ajema-8091 157 2 benedetto benedetto PROPN ajema-8091 157 3 and and CCONJ ajema-8091 157 4 e. e. PROPN ajema-8091 157 5 biglieri biglieri PROPN ajema-8091 157 6 , , PUNCT ajema-8091 157 7 principles principle NOUN ajema-8091 157 8 of of ADP ajema-8091 157 9 digital digital ADJ ajema-8091 157 10 transmission transmission NOUN ajema-8091 157 11 : : PUNCT ajema-8091 157 12 with with ADP ajema-8091 157 13 wireless wireless ADJ ajema-8091 157 14 applications application NOUN ajema-8091 157 15 , , PUNCT ajema-8091 157 16 springer springer NOUN ajema-8091 157 17 , , PUNCT ajema-8091 157 18 1999 1999 NUM ajema-8091 157 19 . . PUNCT ajema-8091 158 1 1 1 X ajema-8091 158 2 . . X ajema-8091 158 3 e. e. PROPN ajema-8091 158 4 zvanovec zvanovec PROPN ajema-8091 158 5 and and CCONJ ajema-8091 158 6 p. p. PROPN ajema-8091 158 7 pechac pechac PROPN ajema-8091 158 8 , , PUNCT ajema-8091 158 9 β€œ " PUNCT ajema-8091 158 10 simulation simulation NOUN ajema-8091 158 11 and and CCONJ ajema-8091 158 12 measurement measurement NOUN ajema-8091 158 13 of of ADP ajema-8091 158 14 diversity diversity NOUN ajema-8091 158 15 gain gain NOUN ajema-8091 158 16 in in ADP ajema-8091 158 17 the the DET ajema-8091 158 18 presence presence NOUN ajema-8091 158 19 of of ADP ajema-8091 158 20 rayleigh rayleigh PROPN ajema-8091 158 21 and and CCONJ ajema-8091 158 22 rician rician PROPN ajema-8091 158 23 fading fading NOUN ajema-8091 158 24 , , PUNCT ajema-8091 158 25 ” " PUNCT ajema-8091 158 26 radioengineering radioengineere VERB ajema-8091 158 27 , , PUNCT ajema-8091 158 28 vol vol NOUN ajema-8091 158 29 . . PROPN ajema-8091 158 30 12 12 NUM ajema-8091 158 31 , , PUNCT ajema-8091 158 32 no no INTJ ajema-8091 158 33 . . NOUN ajema-8091 158 34 4 4 NUM ajema-8091 158 35 , , PUNCT ajema-8091 158 36 pp pp ADJ ajema-8091 158 37 . . PUNCT ajema-8091 159 1 17–22 17–22 NUM ajema-8091 159 2 , , PUNCT ajema-8091 159 3 dec dec PROPN ajema-8091 159 4 . . PROPN ajema-8091 159 5 2003 2003 NUM ajema-8091 159 6 . . PUNCT