ALEXANDRIA, Va., March 19 -- United States Patent no. 12,256,440, issued on March 18, was assigned to Quectel Wireless Solutions Co. Ltd. (Shanghai).

"Method and device for node for wireless communication" was invented by Ling Lyu (Shanghai), Zheng Zhao (Shanghai) and Zhongzhi Yang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a method and a device applicable to a node for wireless communication. One example method includes: receiving first information, the first information comprises information indicating X physical random access channel (PRACH) occasions, wherein the X PRACH occasions are mapped to Q PRACH occasion groups, X is a positive integer greater than 1, and Q is a positive...