ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,738, issued on Dec. 30, was assigned to TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) (Stockholm).
"Preamble detection during a random access procedure" was invented by Oskar Mauritz (Johanneshov, Sweden), Tomas Lagerqvist (Stockholm) and Magnus Hurd (Stockholm).
According to the abstract* released by the U.S. Patent & Trademark Office: "A RAP detection procedure that can be used to find the best narrow beam in an efficient manner. In a first step, an access point correlates an incoming signal with appropriate RAPs and then selects at least one candidate RAP for further processing in at least one set of narrow beams that all reside within the coverage area of a wide beam with which the ...