ALEXANDRIA, Va., July 16 -- United States Patent no. 12,671,372, issued on June 30, was assigned to Cirrus Logic Inc. (Austin, Texas).
"Modulator circuits" was invented by John P. Lesso (Edinburgh, Great Britain) and John L. Melanson (Austin, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "This application relates to modulator circuits for driving switching output stages in a class-D amplifier system or the like. The switching output stage has an output node and high-side and low-side switches for selectively connecting the output node to respective high-side and low-side voltages and is configured to be operable in a continuous conduction mode of operation, in which there is always an output current fl...