ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,754,551, issued on Oct. 6, was assigned to SONY GROUP Corp. (Tokyo).

"Autonomous mobile device and control method" was invented by Eiichiro Morinaga (Tokyo), Junichiro Misawa (Tokyo), Tatsuya Ishikawa (Tokyo), Hiroyuki Kamata (Tokyo) and Kazutaka Takaki (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an autonomous mobile device, a control method, and a program which enable higher-speed self-position estimation with higher accuracy and with a smaller calculation load. Provided is an autonomous mobile device including: a sensor unit including at least a first sensor that detects an angular velocity, a second sensor t...