ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,138, issued on March 24, was assigned to Qorvo US Inc. (Greensboro, N.C.).
"Asymmetrical power amplifier circuit" was invented by Nadim Khlat (Cugnaux, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "An asymmetrical power amplifier circuit is provided. The asymmetrical power amplifier circuit includes a carrier amplifier and a peak amplifier. The carrier amplifier is always active to amplify a radio frequency (RF) to a carrier output power, while the peak amplifier is only active to amplify the RF signal to a peak output power when a time-variant output power of the RF signal is higher than a predefined power threshold. The RF signal in the c...