ALEXANDRIA, Va., April 2 -- United States Patent no. 12,267,770, issued on April 1, was assigned to Huawei Technologies'Co.'Ltd.' (Guangdong, China).

"Method and apparatus for obtaining network slice identifier" was invented by Juhua Xu (Nanjing, China), Shuping Peng (Beijing) and Xinjun Chen (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of this application provide a method and an apparatus for obtaining a network slice identifier. In the method, a wireless access device receives a first service packet sent by a terminal; the wireless access device obtains a second service packet based on the first service packet, where the second service packet includes the first service packet ...