ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,706,569, issued on Aug. 11, was assigned to QUALCOMM Inc. (San Diego).
"Wideband current-scaled Doherty amplifier" was invented by Paolo Enrico De Falco (San Diego), Tsu-Wei Lin (San Diego), Ning Zhu (Chandler, Ariz.) and Antonino Scuderi (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "A Doherty amplifier is provided with a lumped-element combiner that includes a first capacitor and an inductor. Should the inductor be coupled between an output terminal of the main amplifier and an output node of the Doherty amplifier, the first capacitor couples between an output terminal of the auxiliary amplifier and the output node. Conversely, if the first...