ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,949, issued on Sept. 1, was assigned to QUECTEL WIRELESS SOLUTIONS Co. LTD. (Shanghai).

"Communication method and communication device" was invented by Ling Lyu (Shanghai) and Zhongzhi Yang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The embodiments of the application provide a communication method and a communication device. The communication method comprises: determine the first time-frequency resource in a shared resource pool using the first resource allocation mode, send direct link data on the first time-frequency resource, and when no acknowledgment feedback for the direct link data is received, retransmit the direct link data us...