Title :
Gain enhancement of dielectric resonator loaded waveguide antennas with dielectric overlays
Author :
Hakkak, M. ; Ameri, H.
Author_Institution :
Iran Telecom Res. Center, Tehran, Israel
fDate :
3/12/1992 12:00:00 AM
Abstract :
The gain characteristics of a dielectric resonator loaded coaxial fed circular waveguide antenna (DRLWA) with overlaying parasitic discs have been investigated experimentally. Results indicate that, when properly spaced, the overlays can enhance the gain by more than 6 dB.
Keywords :
amplification; antenna radiation patterns; dielectric resonators; dielectric-loaded antennas; waveguide antennas; circular waveguide antenna; dielectric overlays; dielectric resonator loaded waveguide antennas; gain characteristics; overlaying parasitic discs; radiation pattern;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19920341
