id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-4339		cet-4339		6	.pdf	application/pdf	3816	142	38	Microsoft Word - cet-01.docx CHEMICAL ENGINEERING TRANSACTIONS VOL. 46, 2015 A publication of The Italian Association of Chemical Engineering Online at www.aidic.it/cet Guest Editors: Peiyu Ren, Yancang Li, Huiping Song Copyright © 2015, AIDIC Servizi S.r.l., ISBN 978-88-95608-37-2; ISSN 2283-9216 Overview of Research on Space Laser Communication Tracking and Pointing Technology Qinglong Hu*a,b, Zhaohui Lia, Liang Yanga, Ke Qiaoa, Xuejun Zhanga aChangchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Science, Changchun 130033, China bUniversity of Chinese Academy of Sciences, Beijing 100049, China huqinglong.hit@163.com Laser communication system is built to satisfy the urgent need of information transmission of the earth observation system and space-based information in high resolution and the need of high-speed transmission rate of distribution system. Laser communication system makes use of laser frequency band, takes laser as information carrier and transmits information by the modulation of laser pulse and thus achieves information exchange.	cache/cet-4339.pdf	txt/cet-4339.txt