ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,989, issued on April 14, was assigned to Imagination Technologies Ltd. (Kings Langley, Great Britain).
"Image data decompression" was invented by Ilaria Martinelli (Hertfordshire, Great Britain), Simon Fenney (Hertfordshire, Great Britain), Kellie Marks (Sydney) and Paul Higginbottom (Sydney).
According to the abstract* released by the U.S. Patent & Trademark Office: "Image element values are determined from a compressed block of image data relating to a reference channel and non-reference channels. Compressed channel data is used to determine an initial data value relating to a channel. A decompressed data value is determined for the non-reference channels by: (i) reading an in...