ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,948, issued on April 22, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Dongguan, China).

"Touch button, control method, and electronic device" was invented by Honggen Li (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A touch button, a control method, and an electronic device are provided. The touch button includes a first conductive part, a second conductive part, and a touch part, where the second conductive part surrounds the first conductive part to form a capacitance structure. The method includes receiving a touch input acting on the touch part; detecting whether the second conductive part has any capacitance change in a p...