ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,497, issued on Sept. 22, was assigned to QSC LLC (Costa Mesa, Calif.).
"Class-D amplifier with nested feedback loops" was invented by Anders Lind (San Juan Capistrano, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A class-D amplifier with multiple "nested" levels of feedback. The class-D amplifier surrounds an inner feedback loop, which takes the output of a switching amplifier and corrects for errors generated across the switching amplifier, with additional feedback loops that also take the output of the switching amplifier."
The patent was filed on Aug. 23, 2023, under Application No. 18/454,730.
*For further information, including imag...