ALEXANDRIA, Va., July 16 -- United States Patent no. 12,362,779, issued on July 15, was assigned to Apple Inc. (Cupertino, Calif.).
"Amplifier with parasitic capacitance neutralization" was invented by Muhammad Adnan (San Jose, Calif.) and Xiang Guan (Santa Clara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Amplification circuitry is disclosed that couples neutralization transistors to amplification transistors to neutralize parasitic capacitance of the amplification transistors. Gates of a first amplification transistor and a first neutralization transistor are coupled together, and gates of a second amplification transistor and a second neutralization transistor are also coupled together. Drains ...