ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,206, issued on Sept. 30, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).
"Power amplifier circuit" was invented by Terukazu Nagakura (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A storage element is connected in series between the ground and a power supply terminal supplied with a power-supply voltage. A first transistor is connected in series to the storage element between the power supply terminal and the ground. A first control circuit supplies the gate of the first transistor with a first control voltage through the storage element. When the power-supply voltage has a voltage value for changing the resistance value...