ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,500, issued on Sept. 22, was assigned to Samsung Electro-Mechanics Co. Ltd. (Suwon-si, South Korea).
"Power amplifier" was invented by Geunyong Lee (Suwon-si, South Korea) and Seungchul Pyo (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power amplifier includes a first power transistor configured to amplify an input radio-frequency (RF) signal, and output the amplified input RF signal as an output RF signal; a first transistor including a first terminal configured to provide a first bias current to the first power transistor; and a first linearizing circuit connected between a terminal of the first power transistor from whi...