US Patent Issued to InterDigital CE Patent Holdings on Sept. 22 for "Inverse tone mapping with adaptive bright-spot attenuation" (French Inventors)

ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,743,756, issued on Sept. 22, was assigned to InterDigital CE Patent Holdings SAS (Paris).

"Inverse tone mapping with adaptive bright-spot attenuation" was invented by Laurent Cauvin (Chevaigne, France), Frederic Plissonneau (Thorigne-fouillard, France) and Guillaume Poirier (Rennes, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for inverse tone mapping by obtaining a gain function, called initial gain function, of a first inverse tone mapping function; if an analysis of a current image shows that at least a pixel of the current image with a luminance value at least equal to a luminance value depending of a predetermined percentage of t...