ALEXANDRIA, Va., June 12 -- United States Patent no. 12,301,814, issued on May 13, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).
"Predicting a quantization parameter for a current unit using quantization parameters of spatially neighboring units" was invented by Shankar Regunathan (Bellevue, Wash.), Shijun Sun (Redmond, Wash.), Chengjie Tu (Sammamish, Wash.) and Chih-Lung Lin (Redmond, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques and tools for encoding enhancement layer video with quantization that varies spatially and/or between color channels are presented, along with corresponding decoding techniques and tools. For example, an encoding tool determines whether quan...