ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,483,880, issued on Nov. 25, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).
"Data transmission method and related device" was invented by Dagang Zhang (Dongguan, China) and Zhilong Zheng (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to data transmission methods and devices. One example data transmission method relates to a primary network device, a secondary network device, and a terminal device. When a carrier change occurs (for example, the secondary network device is to be added, the secondary network device is to be deleted, or the secondary network device is to be changed), the primar...