US Patent Issued to Apple on June 23 for "Radio-frequency mixer having transformer with passive termination" (California Inventor)

ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,549, issued on June 23, was assigned to Apple Inc. (Cupertino, Calif.).

"Radio-frequency mixer having transformer with passive termination" was invented by Omar E Elaasar (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device may include wireless circuitry having a radio-frequency mixer. The mixer may include an input stage, an output stage, and a transformer coupled between the input and output stages. The input stage may include input transistors forming a transconductance cell. The output stage may include two pairs of mixer transistors configured to receive an oscillating signal. The transformer may include a primary coil...