ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,784,366, issued on Nov. 3, was assigned to Imagination Technologies Ltd. (Kings Langley, Great Britain).
"Tessellation of patches of surfaces in a tile based rendering system" was invented by John William Howson (St. Albans, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus are provided for tessellating patches of surfaces in a tile based three dimensional computer graphics rendering system. For each tile in an image a per tile list of primitive indices is derived for tessellated primitives which make up a patch. Hidden surface removal is then performed on the patch and any domain points which remain after hidden surface...