ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,432,779, issued on Sept. 30, was assigned to Telefonaktiebolaget LM Ericsson (Publ) (Stockholm).
"Measurement signal for channel estimation" was invented by Miguel Lopez (Solna, Sweden), Leif Wilhelmsson (Lund, Sweden) and Guido Roland Hiertz (Aachen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method is disclosed of a transmitter configured to transmit a physical layer packet in accordance with a listen-before-talk procedure. The method includes acquiring an indication of a specific time for channel estimation, providing the physical layer packet with at least one measurement signal for channel estimation based on the specific time, and t...