ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,175, issued on Nov. 11, was assigned to Qorvo US Inc. (Greensboro, N.C.).
"Autonomous analog orthogonal load modulation power amplifier" was invented by Kevin Wesley Kobayashi (Redondo Beach, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A load modulation amplifier is disclosed having a first amplifier and a second amplifier. An input quadrature coupler and an output quadrature coupler are coupled between the first amplifier and the second amplifier. A splitter has a first splitter output, a splitter input coupled to a signal input, and a second splitter output coupled to a second port of the input quadrature coupler, and a variable attenuat...