ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,645, issued on June 23, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Dongguan, China).

"Signal transmission method and apparatus, device, and system" was invented by Jian Yao (Dongguan, China), Dajie Jiang (Dongguan, China), Na Li (Dongguan, China) and Kaili Zheng (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A signal transmission method and apparatus, a device, and a system are provided. The signal transmission method includes: sending first signaling to a receive end device, where the first signaling is used to indicate configuration information of a first signal; and the configuration information includes at least one of ...