US Patent Issued to MACRONIX INTERNATIONAL on May 13 for "Unchangeable physical unclonable function in non-volatile memory" (Taiwanese Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,301,712, issued on May 13, was assigned to MACRONIX INTERNATIONAL Co. LTD. (Hsinchu, Taiwan).

"Unchangeable physical unclonable function in non-volatile memory" was invented by Chun-Hsiung Hung (Hsinchu, Taiwan) and Chin-Hung Chang (Tainan, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device which can be implemented on a single packaged integrated circuit or a multichip module comprises a plurality of non-volatile memory cells, and logic to use a physical unclonable function to produce a key and to store the key in a set of non-volatile memory cells in the plurality of non-volatile memory cells. The physical unclonable function can use entrop...