US Patent Issued to ATI TECHNOLOGIES on July 8 for "Chroma correction of inverse gamut mapping for standard dynamic range to high dynamic range image conversion" (Canadian Inventor)

ALEXANDRIA, Va., July 9 -- United States Patent no. 12,354,249, issued on July 8, was assigned to ATI TECHNOLOGIES ULC (Markham, Canada).

"Chroma correction of inverse gamut mapping for standard dynamic range to high dynamic range image conversion" was invented by Vladimir Lachine (Markham, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Chroma correction of inverse gamut mapping (IGM) for standard dynamic range (SDR) to high dynamic range (HDR) image conversion includes: converting R,G,B color components in the RGB color format of a pixel of an image to an intensity component (I) and chroma components (Ct and Cp) of an ICtCp color format, wherein the R,G,B color components represent red, green, and bl...