US Patent Issued to Western Digital Technologies on July 29 for "Global variance parameter based on mutual information in a data channel" (Minnesota, California Inventors)

ALEXANDRIA, Va., July 30 -- United States Patent no. 12,373,130, issued on July 29, was assigned to Western Digital Technologies Inc. (San Jose, Calif.).

"Global variance parameter based on mutual information in a data channel" was invented by Richard Galbraith (Rochester, Minn.), Iouri Oboukhov (Rochester, Minn.), Jonas Goode (Lake Forest, Calif.), Niranjay Ravindran (Rochester, Minn.), Pradhan Bellam (Rochester, Minn.) and Henry Yip (Bellflower, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Example systems, read channel circuits, data storage devices, and methods to use a global variance parameter based on mutual information to modify operation of a soft output detector in a read channel are descri...