ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,433, issued on Nov. 18, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).
"Presence detection and recognition with Wi-Fi" was invented by Hao Chen (Plano, Texas), Guanbo Chen (McKinney, Texas), Hao-Hsuan Chang (Plano, Texas), Dong Li (Plano, Texas) and Abhishek Sehgal (Plano, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes receiving CSI data for at least one communication link between a first electronic device (ED1) and a Wi-Fi device in a 3D space. The method includes preprocessing the CSI data; and determining whether a motion of an object is detected within a threshold distance to the ED1 based on the pr...