ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,525,970, issued on Jan. 13, was assigned to SONY SEMICONDUCTOR SOLUTIONS Corp. (Kanagawa, Japan).
"Drive circuit" was invented by Mai Nakama (Kumamoto, Japan) and Takahiro Sonoda (Kumamoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a drive circuit provided with a driver, signal quality is improved.There is provided a drive circuit that includes a driver, an amplitude adjuster, and a common voltage adjuster. In this drive circuit, the driver outputs a differential signal. The amplitude adjuster generates, from one of a pair of voltages, the other of the pair of voltages, and supplies the other of the pair of voltages to one of a power suppl...