US Patent Issued to SIGMASTAR TECHNOLOGY on Oct. 7 for "Determination method for chroma intra prediction mode and image encoding device" (Chinese Inventors)

ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,439,034, issued on Oct. 7, was assigned to SIGMASTAR TECHNOLOGY LTD. (Fujian, China).

"Determination method for chroma intra prediction mode and image encoding device" was invented by Shaobo Zhang (Shanghai), Jianqiang Du (Shanghai), Chengwei Zheng (Shanghai), Qun Wang (Shanghai) and Zhenbao Huang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A determination method for a chroma intra prediction mode includes: performing a simple RDO calculation on a luminance value of each pixel of an image block to obtain multiple luminance candidate modes; determining multiple chroma candidate modes according to one of the luminance candidate modes and a chr...