ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,693, issued on Nov. 18, was assigned to Apple Inc. (Cupertino, Calif.).
"Communication via uplink and downlink reflective devices" was invented by Sharad Sambhwani (San Diego), Boqiang Fan (San Diego), Ankit Bhamri (Bad Nauheim, Germany) and Mithat C Dogan (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A communication system may include a base station (BS), user equipment (UE), and a set of reconfigurable intelligent surfaces (RIS's). The RIS's, the UE, and the BS may communicate using a control RAT and a data RAT. The BS may transmit downlink (DL) signals to the UE device via reflection off a DL RIS. The UE device may transmit upl...