ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,968, issued on Sept. 9, was assigned to Fujikura Ltd. (Tokyo).
"Digital phase shift circuit and 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 includes a signal line extending in a predetermined direction, two inner lines arranged to be separated from the signal line by a predetermined distance at both one side and the other side of the signal line, two outer lines provided at positions farther from the signal line than the inner lines at both the one side and the other side of the signal line, a first ground conductor electrically connected to one en...