ALEXANDRIA, Va., July 23 -- United States Patent no. 12,368,414, issued on July 22, was assigned to Texas Instruments Inc. (Dallas).
"Digital predistortion calibration" was invented by Raghu Ganesan (Bangalore, India), Harish Ramesh (Bangalore, India), John Roshan Samuel Chandran (Bangalore, India) and Lakshmi Bala Krishna Manoja Vinnakota (Richardson, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for digital predistortion (DPD) calibration in a wireless communication device is provided that includes transmitting, by transmission circuitry of the wireless communication device, a plurality of pulses, where each pulse corresponds to an amplitude step in a pattern of amplitude steps, where the a...