Dept. of Electr. Eng., National Taiwan Univ.Lan, Cheng-WeiCheng-WeiLanChang, Tze-HsuanTze-HsuanChangKiang, Jean-FuJean-FuKiang2007-04-192018-07-062007-04-192018-07-062004-06http://ntur.lib.ntu.edu.tw//handle/246246/200704191001492application/pdf159800 bytesapplication/pdfen-USHelical antenna for GPS applicationsjournal article10.1109/APS.2004.1332092http://ntur.lib.ntu.edu.tw/bitstream/246246/200704191001492/1/01332092.pdf