ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,413,372, issued on Sept. 9, was assigned to APEX BEAM TECHNOLOGIES LLC.

"Method and device for wireless communication" was invented by Xiaobo Zhang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A user equipment transmits a first wireless signal and transmits a second wireless signal; the first wireless signal is generated by a first sequence; the first wireless signal is used to determine a first time interval; the first time interval is a time interval between a first and a second time instant; the first time instant is a starting time instant at which a transmitter of the first wireless signal transmits the first wireless signal; the secon...