ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,501,205, issued on Dec. 16, was assigned to Sonos Inc. (Goleta, Calif.).
"Playback devices having waveguides" was invented by Michael Chamness (Glouchester, Mass.), Greg Flanagan (Santa Barbara, Calif.), Camille Zaba (Santa Barbara, Calif.) and Brandon Holley (Santa Barbara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A playback device comprises an electroacoustic transducer; an acoustic waveguide in fluid communication with the transducer; and a housing delimiting an opening of the waveguide, the opening extending around an axis passing through the transducer. The opening may have a radial distance from the axis that varies with an azimuthal ...