ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,177, issued on Nov. 11, was assigned to PSEMI Corp. (San Diego).
"Feedback topologies for amplifier gain reduction" was invented by Parvez Daruwalla (San Diego), Rong Jiang (San Diego) and Khushali Shah (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "Feedback methods and devices to reduce gain in RF amplifiers, more in particular LNAs, are disclosed. The described methods are based on providing feedback paths from the drain terminal of one of the LNA cascode transistors to the source terminal of the LNA input transistor, or from the gate terminal of the input transistor to the source terminal of the LNA input transistor. The disclosed meth...