ALEXANDRIA, Va., June 16 -- United States Patent no. 12,307,027, issued on May 20, was assigned to NOVATEK Microelectronics Corp. (Hsin-Chu, Taiwan).
"Stylus control circuit and stylus" was invented by Hao-Wei Cheng (Tainan, Taiwan) and Chin-Lin Lee (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A stylus used to interact with a plurality of positioning transmission electrodes includes a receiver and a demodulation circuit. The receiver receives an uplink signal carrying a plurality of positioning signals which are transmitted from the plurality of positioning transmission electrodes. The demodulation circuit, coupled to the receiver, demodulates the uplink signal to generate at least one pos...