ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,223,131, issued on Feb. 11, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Dongguan, China).
"Force sensing module and electronic device" was invented by Wei Xu (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A force sensing module is provided. The force sensing module includes: a first flexible circuit board, a substrate, and a second flexible circuit board stacked in sequence. The substrate includes a first surface and a second surface opposite to the first surface, and the first surface is provided with a first groove. A first force sensing resistor and a second force sensing resistor are disposed on a first side of the first fle...