ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,135, issued on March 3, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).

"Multimedia playback monitoring system and method, and electronic apparatus" was invented by Yanhong Wu (Beijing) and Hao Fang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multimedia playback monitoring system includes an authentication image generator, a playback controller, an image compressor, and an analyzer. The authentication image generator is configured to generate a first transparent image according to a display terminal, and embed first identification information into the first transparent image to obtain an identity authentication image for a pla...