ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,783, issued on April 21, was assigned to Roku Inc. (San Jose, Calif.).
"Dynamic tone mapping" was invented by Sheng Yuan Chiu (San Jose, Calif.) and Kunlung Wu (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are system, apparatus, article of manufacture, method and/or computer program product embodiments, and/or combinations and sub-combinations thereof, for dynamic tone mapping of video content. An example embodiment operates by identifying, by a dynamic tone mapping system executing on a media device, characteristics of a first video signal having a first dynamic range based on a frame-by-frame analysis of the fi...