Sectored annular ring microstrip antenna with DGS for circular polarization

Single-feed cross-slot loaded compact circularly polarized microstrip antenna for indoor WLAN applications

(2014) Sachin Kumar et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

Stacked dual-band circularly polarized microstrip antenna with small frequency ratio

(2014) Sachin Kumar et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

An annular-ring slot antenna for CP operation

(2013) Ajay Kumar et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

Orthogonal slit cut stacked circular patch microstrip antenna for multiband operations

(2013) Surendra K. Gupta et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

A novel dual-band asymmetric slit with defected ground structure microstrip antenna for Circular Polarization operation

(2013) A. K. Gautam et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

A compact square microstrip antenna for circular polarization

(2012) A. K. Gautam et al.   MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

Broadband Circularly Polarized Annular-Ring Microstrip Antenna

(2009) Yong-Xin Guo et al.   IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION

A New Coupling Mechanism for Circularly Polarized Annular-Ring Patch Antenna

(2008) Yi-Fang Lin et al.   IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION