ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,373, issued on March 18, was assigned to Fujikura Ltd. (Tokyo).
"Digital phase shifter" was invented by Yusuke Uemichi (Sakura, Japan) and Yo Yamaguchi (Sakura, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A digital phase shifter includes a plurality of digital phase shift circuits connected in cascade and one or more bend-type connection units each configured to make a connection between two digital phase shift circuits of the plurality of digital phase shift circuits. Each of the digital phase shift circuits includes at least a signal line, a pair of inner lines provided at both sides of the signal line, a pair of outer lines provided out...