universal UHF RFID reader antenna
FREE-DOWNLOAD ZN Chen, X Qing… – Microwave Theory and …, 2009
Abstract—A broadband circularly polarized patch antenna is proposed for universal
ultra-high-frequency (UHF) RF identifica- tion (RFID) applications. The antenna is composed
of two corner- truncated patches and a suspended microstrip line with open-cir- cuited .