ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,425,755, issued on Sept. 23, was assigned to Apple Inc. (Cupertino, Calif.).
"Wireless audio systems" was invented by Vincenzo Giuliani (Thousand Oaks, Calif.), David Jeon (Simi Valley, Calif.) and Gabriel Sanchez (Hawthorne, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A loudspeaker system can have first and second loudspeakers selectively operable in a single-channel mode or in a multi-channel mode. In the single-channel mode, the first and the second loudspeakers are configured to simultaneously reproduce a substantially identical signal. In the multi-channel mode, the first loudspeaker reproduces a first-channel signal and the second louds...