Investigation on Harmonic Tuning for Active Ku‐Band Rectangular Dielectric Resonator Antennas
Author(s) -
Anda R. Guraliuc,
Giuliano Manara,
Paolo Nepa,
Giuseppe Pelosi,
Stefano Selleri
Publication year - 2008
Publication title -
international journal of antennas and propagation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.282
H-Index - 37
eISSN - 1687-5877
pISSN - 1687-5869
DOI - 10.1155/2008/437538
Subject(s) - dielectric resonator antenna , resonator , dielectric resonator , harmonic , antenna (radio) , harmonics , amplifier , input impedance , acoustics , electrical impedance , engineering , electronic engineering , electrical engineering , materials science , physics , cmos , voltage
A slot-coupled rectangular dielectric resonator antenna (DRA) operating in the 14–14.5 GHz frequency band is investigated as a possible radiating element for an active integrated antenna of a transmitting phased array. The effectiveness of the resonator shape factor on achieving harmonic tuning is addressed. Simulation results show that the DRA shape factor can be used to provide a fine tuning of the DRA input impedance both at the fundamental frequency and its first harmonics, so synthesizing the proper load for the optimization of the microwave amplifier power-added efficiency (PAE)
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