ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,979, issued on April 22, was assigned to Realtek Semiconductor Corp. (HsinChu, Taiwan).

"Transmitter and associated calibration method" was invented by Beng-Meng Chen (HsinChu, Taiwan), Hung-Han Chen (HsinChu, Taiwan) and Chien-Jung Huang (HsinChu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a calibration method of a transmitter, wherein the transmitter includes a power amplifier, a transformer, an adjusting circuit and a coupling circuit, wherein the power amplifier receives an input signal to generate an amplified input signal, the transformer receives the amplified input signal to generate an output signal,...