ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,759, issued on April 8, was assigned to Mitsubishi Electric Corp. (Tokyo).

"Communication system, base station and communication terminal device" was invented by Hiroyuki Shoji (Tokyo), Toshiki Tanaka (Tokyo), Mitsuru Mochizuki (Tokyo) and Kuniyuki Suzuki (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a communication system capable of suppressing, under communication environment including a plurality of cells, degradation in communication quality and decrease in communication rate and communication capacity due to interference from the other cells. Each of the cells includes a plurality of antenna elements, and performs radio comm...