Slotline-fed circularly polarized annular-ring slot antenna for RFID reader
2013 ◽
Vol 39
◽
pp. 133-140
◽
2014 ◽
Vol 10
(6)
◽
pp. 527307
2011 ◽
Vol 59
(7)
◽
pp. 2450-2456
◽
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