ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,776,794, issued on Oct. 27, was assigned to MURATA MANUFACTURING Co. LTD. (Nagaokakyo, Japan).
"Radio frequency circuit" was invented by Isao Takenaka (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A radio frequency circuit includes an antenna connection terminal, an acoustic wave filter, a power amplifier connected to the acoustic wave filter, a temperature sensor that measures the temperature of either one or both of the acoustic wave filter and the power amplifier, a first variable inductor circuit that includes an inductor disposed in series between the acoustic wave filter and the antenna connection terminal and that has a variab...