ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,952, issued on Sept. 23, was assigned to HIMAX TECHNOLOGIES Ltd. (Tainan, Taiwan).
"Touch detection circuit" was invented by Jia-Ming He (Tainan, Taiwan) and Yaw-Guang Chang (Tainan, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A touch detection circuit includes a plurality of driving signal generators. The driving signal generators are divided into a plurality of driving signal generator groups, and each of the driving signal generator groups comprises at least one of the driving signal generators. The driving signal generators respectively generate a plurality of driving signals, and a frequency of each of the driving signals in one of t...