ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,444, issued on July 1, was assigned to Continental Automotive Technologies GmbH (Hannover, Germany).
"Method for operating a functionally secure audio output system" was invented by Gerhard Dochow (Wetzlar, Germany) and Joachim Perrevoort (Munster, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a functionally safe audio output system with a computing node with a simple certification and a complex computing node, the method comprising generating a code assigned to a warning in the computing node with a simple certification, transmitting the code to the complex computing node, generating, in a first computing process, an ...