ALEXANDRIA, Va., July 30 -- United States Patent no. 12,375,121, issued on July 29, was assigned to TEXAS INSTRUMENTS Inc. (Dallas).
"Feedback controlled high-speed transmitter" was invented by Ankita Paul (Bangalore, India) and Lokesh Kumar Gupta (Bangalore, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "Differential signaling transmitter circuitry includes upper and lower driver stacks, each with at least one upper blocking transistor and a bias transistor, further includes first and second control loops. A first control loop includes a replica stack including replicas of the bias transistor and blocking transistors of a first one of the driver stacks, and a second control loop includes replica stack...