ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,315, issued on Sept. 22, was assigned to NEC Corp. (Tokyo).
"Planar antenna and antenna device" was invented by Kohei Yoshida (Tokyo) and Fujio Okumura (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a planar antenna including an antenna array in which a plurality of patch antennas are disposed in a two-dimensional array; a substrate on which a phase shifter layer including a phase shifter associated with each of the plurality of patch antennas and wiring used for controlling the phase shifter is formed; a signal line through which a communication signal propagates; and a ground layer disposed between the phase shifter l...