ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,630, issued on July 14, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Dongguan, China).

"Method and apparatus for call data transmission using multiple call service channels" was invented by Gang Wang (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A call method and apparatus are provided. A call method, performed by a first terminal, includes: allocating first call data to N first call service channels; and sending the first call data to a second terminal by using the N first call service channels. The first call data is transmitted to the operator by using the N first call service channels, and the first call data is re-alloc...