ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,844, issued on July 8, was assigned to ORIGIN RESEARCH WIRELESS INC. (Rockville, Md.).

"Wireless sensing for in-vehicle child presence detection" was invented by Sakila S. Jayaweera (College Park, Md.), Beibei Wang (Clarksville, Md.), Guozhen Zhu (Greenbelt, Md.), Weihang Gao (Rockville, Md.), Chenshu Wu (Hong Kong), K. J. Ray Liu (Potomac, Md.) and Oscar Chi-Lim Au (Rockville, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Wireless sensing for in-vehicle child presence detection is described. In one example, a described method comprises: obtaining a time series of channel information (TSCI) of a wireless channel in a vehicle; computing a motion ...