ALEXANDRIA, Va., May 26 -- United States Patent no. 12,640,688, issued on May 26, was assigned to TEXAS INSTRUMENTS Inc. (Dallas).

"Compensation of thermally induced voltage errors" was invented by Sandeep Shylaja Krishnan (Bangalore, India), Akshay Yashwant Jadhav (Pune, India) and Tallam Vishwanath (Bangalore, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described embodiments include an integrated circuit for temperature gradient compensation of a bandgap voltage. A bandgap core circuit has a bandgap feedback input, a bandgap adjustment input and a bandgap reference output. A resistor is coupled between the bandgap adjustment input and a ground terminal. An offset and slope correction circuit has a...