ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,626, issued on March 17, was assigned to RichWave Technology Corp. (Taipei, Taiwan).
"Beam switching system, beam switching method, and antenna apparatus" was invented by Chien-Chang Chou (Taipei, Taiwan) and Jyun-Wei Chang (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A beam switching system, beam switching method, and antenna device are provided. The beam switching system includes a selection circuit and a branch line coupler. The selection circuit includes an input port for receiving the input radio frequency signal and two output ports. The selection circuit selects at least one of its two output ports to output the output radi...