US Patent Issued to Commissariat a l'Energie Atomique et aux Energies Alternatives on Feb. 4 for "Generating masks from decoded instructions to apply to fetched instructions for unmasking" (French Inventors)

ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,217,052, issued on Feb. 4, was assigned to Commissariat a l'Energie Atomique et aux Energies Alternatives (Paris).

"Generating masks from decoded instructions to apply to fetched instructions for unmasking" was invented by Gaetan Leplus (Grenoble, France) and Olivier Savry (Grenoble, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for executing a machine code using a microprocessor includes, after an operation of decoding a current loaded instruction, constructing a mask from the signals generated by an instruction decoder in response to decoding of the current loaded instruction by the decoder. The constructed mask varies as a function of...