ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,537,589, issued on Jan. 27, was assigned to Telefonaktiebolaget LM Ericsson (publ) (Stockholm).
"Front-end assembly" was invented by Henrik Sjoland (Lund, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure presents a front-end assembly (100) for an antenna array. The front-end assembly (100) comprises at least four front-end circuits (200), each operatively connectable to one single antenna element (35) of the antenna array (30) and interconnected to form a matrix structure comprising at least two column signal lines (110) and at least two row signal lines (120). Each front-end circuit (200) comprises a first mixer circuit (210...