ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,320, issued on Dec. 16, was assigned to Fujikura Ltd. (Tokyo).
"Digital phase shifter" was invented by Yusuke Uemichi (Sakura, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A digital phase shift circuit including a first ground conductor connected to one end of each of the two inner lines and the two outer lines, a second ground conductor connected to the other end of each of the two outer lines, and two electronic switches, one thereof being provided between the other end of one of the two inner lines and the second ground conductor, the other thereof being provided between the other end of the other of the two inner lines and the second gro...