Title :
Dual slot-coupled microstrip antenna for dual frequency operation
Author :
Murakami, Yasutaka ; Chujo, Wataru ; Chiba, Isamu ; Fujise, M.
Author_Institution :
ATR Opt. & Radio Commun. Res. Labs., Kyoto, Japan
Abstract :
A new dual slot-coupled circular antenna for dual frequency or dual polarisation operation is proposed. By optimising the placement of the two slots, high isolation between two ports is achieved. Experimentally, an isolation of more than 35 dB is obtained at L-band.
Keywords :
antenna feeders; microstrip antennas; spectral-domain analysis; 1.3 to 1.8 GHz; L-band; dual frequency operation; dual polarisation operation; dual slot-coupled circular antenna; feed networks; high isolation; magnetic currents; microstrip antenna; mutual coupling; return loss; slot placement optimisation; spectral domain moment method;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19931268
