US Patent Issued to Nuvoton Technology on Nov. 4 for "Load current sensing in a switched driver stage" (California Inventor)

ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,461,130, issued on Nov. 4, was assigned to Nuvoton Technology Corp. (Hsinchu, Taiwan).

"Load current sensing in a switched driver stage" was invented by Peter Holzmann (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A class-D amplifier includes an output driver stage and a current sensing circuit connected. The current sensing circuit includes: an operational amplifier having a positive input terminal and a negative input terminal; a positive input replica transistor, where a source of the positive input replica transistor is connected to the positive input terminal, a drain and a gate of the positive input replica transistor is connecte...