A symmetrical five-port waveguide junction was developed. In the frequency band 26.5~40GHz, the junction yields a residual mismatch of less than 0.2 and a transmis- sion of 0.5.
丁卫安 曹江. Ka波段波导五端口结的设计[J].红外与毫米波学报,1992,11(6):467~470]. Ding Wei''''an. DESIGN OF FIVE-PORT WAVEGUIDE JUNCTION AT Ka BAND[J]. J. Infrared Millim. Waves,1992,11(6):467~470.]
