ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,711,801, issued on Aug. 18, was assigned to PixArt Imaging Inc. (Hsin-Chu City, Taiwan).
"Signal integration system and capacitive touch control device" was invented by Ching-Shun Chen (Hsin-Chu City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A signal integration system, comprising: an optical finger navigation (OFN) device, configured to sense images of a finger to generate OFN sensing data; and a capacitive touch control circuit, configured to receive the OFN sensing data, configured to generate first control signals for a capacitive touch sensor, and configured to receive touch sensing data from the capacitive touch sensor; wherein the ca...