Inspec keywords: microwave antennas; slot antennas; UHF antennas; rectifiers; low-pass filters; microstrip antennas

Other keywords: frequency 4.9 GHz; frequency 7.35 GHz; sensor networks; efficient rectenna; radiating element; printed shorted annular ring-slot antenna; third harmonics; compact rectenna; rectifier; power density; RF energy; circularly polarised shorted ring-slot rectenna; frequency 2.45 GHz; input lowpass filter

Subjects: Single antennas