ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,916, issued on Feb. 10, was assigned to GOOGLE LLC (Mountain View, Calif.).
"Automatic calibration of microphone array for telepresence conferencing" was invented by Joseph Desloge (San Francisco).
According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques of calibrating microphones and loudspeakers in a telepresence system includes generating calibration filters for microphones and/or speakers by deriving power spectral densities at each microphone from each loudspeaker. For example, a computer within an improved telepresence system can measure a raw impulse response function corresponding to each channel, i.e., each loudspeaker/microphone pair. The c...