ALEXANDRIA, Va., June 9 -- United States Patent no. 12,652,700, issued on June 9, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Narrowband backscatter device excitation for multiple backscatter device scheduling" was invented by Matthew A. Silverman (Shaker Heights, Ohio), Sivadeep Reddy Kalavakuru (Akron, Ohio) and Ardalan Alizadeh (Milpitas, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Backscatter Device (BKD) scheduling and, specifically, narrowband BKD excitation for multiple BKD scheduling may be provided. An AP may determine to transmit an excitation transmission to a plurality of BKDs. The AP may determine a trigger frequency for each of the plurality of BKDs, and the AP may tran...