Dual-Band Dual-Sense Circularly Polarized Slot Antenna With a C-Shaped Grounded Strip

Broadband CPW-Fed Circularly Polarized Square Slot Antenna With Lightening-Shaped Feedline and Inverted-L Grounded Strips

(2010) Jia-Yi Sze et al.   IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION

Dual-Band Dual-Sense Circularly-Polarized CPW-Fed Slot Antenna With Two Spiral Slots Loaded

(2009) Canhui Chen et al.   IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION

A wideband circularly polarized microstrip antenna array with single feeding

(2009) Ping Yao et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

Axial-ratio bandwidth enhancement of asymmetric-CPW-fed circularly-polarised square slot antenna

(2008) J.-Y. Sze et al.   ELECTRONICS LETTERS

Dual-Frequency Dual-Sense Circularly-Polarized Slot Antenna Fed by Microstrip Line

(2008) Xiulong Bao et al.   IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION

Design of a broadband dual circularly polarized square slot antenna

(2008) G. Zhao et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS