Inspec keywords: multifrequency antennas; microstrip antennas; antenna radiation patterns; planar antennas; mobile robots; autonomous aerial vehicles; impedance matching; UHF antennas; broadband antennas

Other keywords: capacitive coupling; GSM1800 band; UAV applications; improved impedance matching; GPS L1 band; UMTS band; 2400 MHz ISM band; wideband low-profile planar square segmented loop antenna; unmanned aerial vehicle applications; LTE2300 band; quasi-omnidirectional radiation; GSM1900 band; omnidirectional radiation; LTE2500 band; patch element; shorting strip; frequency 956 MHz

Subjects: Mobile robots; Single antennas; Aerospace control; Transmission line theory; Telerobotics