ALEXANDRIA, Va., June 12 -- United States Patent no. 12,301,875, issued on May 13, was assigned to SONY GROUP Corp. (Tokyo).
"Video data encoding and decoding" was invented by Karl James Sharman (Basingstoke, Great Britain), Adrian Richard Browne (Basingstoke, Great Britain) and Stephen Mark Keating (Basingstoke, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of encoding video data values, the method including selectively encoding, via circuitry, a high bit depth control flag and, when the high bit depth control flag is set to indicate high bit depth operation, selectively encoding an extended precision flag to indicate at least extended precision operation of a spatial frequency trans...