ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,644, issued on Oct. 28, was assigned to SONY GROUP Corp. (Tokyo) and SONY CORPORATION OF AMERICA (New York).

"Fast restricted target wait time update" was invented by Liangxiao Xin (Santa Clara, Calif.), Mohamed Abouelseoud (Burlingame, Calif.), Li-Hsiang Sun (San Jose, Calif.) and Qing Xia (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Enhanced R-TWT scheduling is performed in which the R-TWT scheduling AP can perform scheduling quickly to react quickly to changes in the network environment and optimize R-TWT scheduling for efficiency and stability. The R-TWT scheduling AP transmits R-TWT trigger frames and is able to collect info...