ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,784, issued on Sept. 1, was assigned to Sonos Inc. (Goleta, Calif.).

"Wireless multi-channel headphone systems and methods" was invented by Steven Beckhardt (Boston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Some disclosed systems and methods include a media playback system that includes a network device and a wearable playback device. The media playback system receives, via a hardware interface of the network device, multichannel audio. The media playback system determines a first position of the wearable playback device. The media playback system generates, based on the received multichannel audio and the determined first position, first audio...