ALEXANDRIA, Va., May 5 -- United States Patent no. 12,621,838, issued on May 5, was assigned to Beijing Xiaomi Mobile Software Co. Ltd. (Beijing).

"Information transmission method and apparatus, and communication device, and storage medium using PDCCH indication with random access procedure" was invented by Qin Mu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An information transmission method is applied to a base station, and includes: sending a physical downlink control channel (PDCCH) signaling corresponding to a type of a user equipment (UE) according to the type of the UE; wherein the PDCCH signaling carries random access response control information for the UE; wherein different types of UEs ...