id	keyword
cana-637	charging
cana-637	wireless
cana-637	power
cana-637	electric
cana-637	system
cana-637	transfer
cana-637	wpt
cana-637	analysis
cana-637	vehicle
cana-637	battery
cana-637	vol
cana-637	efficiency
cana-637	figure
cana-637	issn
cana-637	batteries
cana-637	dynamic
cana-637	technology
cana-637	communications
cana-637	use