ALEXANDRIA, Va., May 5 -- United States Patent no. 12,621,840, issued on May 5, was assigned to Apple Inc. (Cupertino, Calif.).

"Playback stall expectation reporting" was invented by Waqar Zia (Munich), Ping-Heng Kuo (London) and Haijing Hu (Los Gatos, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure relates to techniques for reporting a playback stall expectation in a wireless communication system. A wireless link may be established between a wireless device and a cellular base station. The wireless device may receive an indication of a playback stall expectation event from an application executing on the wireless device. The wireless device may transmit information indicating the playb...