ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,218,737, issued on Feb. 4, was assigned to TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) (Stockholm).
"Dual-polarization beamforming" was invented by Sven Petersson (Savedalen, Sweden), Fredrik Athley (Kullavik, Sweden) and Andreas Nilsson (Gothenburg, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is presented a wireless device for dual-polarization beamforming. The wireless device comprises an antenna array. The antenna array comprises antenna elements of mutually orthogonal polarizations and a baseband chain. The antenna elements of both polarizations are operatively connected to the baseband chain. There is also presented a method for dual-pola...