ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,706,380, issued on Aug. 11, was assigned to Telefonaktiebolaget LM Ericsson (publ) (Stockholm).
"Advanced antenna architecture with low PIM" was invented by Chunyun Jian (Ottawa), Mi Zhou (Nepean, Canada), Zhen Hong Wang (Stittsville, Canada) and Edward Sich (Kanata, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of an Antenna and Filter Unit (AFU) for an Advanced Antenna System (AAS) are disclosed herein. In one embodiment, an AFU for an AAS comprises a first unit and a second unit. The first unit comprises a 1:N power splitter comprising an input coupled, directly or indirectly, to an antenna port of the AFU and N outputs, where Nle...