ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,336, issued on March 24, was assigned to Nokia Technologies Oy (Espoo, Finland).

"Transmit beaforming for positioning" was invented by Tao Tao (Shanghai), Ryan Keating (Naperville, Ill.) and Yan Meng (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure relate to a transmit beamforming for positioning. A location management device generates information regarding an angle of departure, the angle of departure being expected for transmission of reference signals for positioning and transmits the information to a device transmitting the reference signals. The device may determine a transmit beamforming solution ...