ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,539, issued on March 17, was assigned to APOGEE NETWORKS LLC (Dallas).

"Method and device in nodes used for wireless communication" was invented by Qi Jiang (Shanghai) and Xiaobo Zhang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides a method and a device in a node for wireless communications. A node firstly receives a target information block, the target information block being generated in a protocol layer below an RRC layer, the target information block being used to determine a first time-frequency resource; and then performs a first random access procedure, the action of performing the first random acce...