UHF RFID tag antenna

A novel compact UHF RFID tag antenna designed with series connected open complementary split ring resonator (OCSRR) particles

FREE-DOWNLOAD [PDF] BD Braaten – Antennas and Propagation, research Transactions …, 2010
0.42 GHz to 1.48 GHz, achieving an extremely large frequency ratio of 3.52:1. In the small overlapped
frequency range, antenna working in the half slot mode gives a better performance. Compared
to the structure in [4], significantly fewer PIN diodes are used in the present antenna and