ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,785, issued on Sept. 23, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Dongguan, China).

"Wearable device and control method therefor" was invented by Xiangqun Song (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wearable device and a control method are provided. The wearable device includes: a rotary disk, a housing, a position detecting unit, and a processor. The rotary disk is rotatably connected to the housing. The position detecting unit is disposed between the rotary disk and the housing. The position detecting unit is electrically connected to the processor. The position detecting unit is configured to detect a target...