ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,805, issued on May 20, was assigned to Cirrus Logic Inc. (Austin, Texas).
"Calibration of pulse width modulation amplifier system" was invented by John L. Melanson (Austin, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A switched mode amplifier system may include a switched mode amplifier having an amplifier input coupled to an output of an analog integrator and an amplifier output, include a feedback network coupled between the amplifier output and an input of the analog integrator, include a loop filter configured to generate a digital loop filter output, include a quantizer configured to generate a pulse-width modulated representation of t...