ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,140, issued on Oct. 28, was assigned to ZTE Corp. (Shenzhen, China).

"Symbol reservation, inquiry, and notification methods, first node, second node, and medium" was invented by Wenhao Liu (Guangdong, China), Youxiong Lu (Guangdong, China), Ting Miao (Guangdong, China), Weimin Xing (Guangdong, China) and Feng Bi (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a symbol reservation, inquiry, and notification methods, a first node, a second node and a medium. The method includes determining a first element set, and sending request information, where the request information is used for requesting to reserve or not reserve a...