Inventor · Beijing, CN

Keman Yu

13Patents
5h-index
6Co-inventors
51Inventor score

Filing activity: Nov 22, 2002 → Apr 10, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US7359004B2 Bi-level and full-color video combination for video communication Electricity 39 Expired
US7136066B2 System and method for scalable portrait video Electricity 19 Expired
US7430333B2 Video image quality Physics 18 Active
US7542600B2 Video image quality Physics 15 Active
US7697610B2 Variable block size early termination for video coding Electricity 7 Active
US7366237B2 Low complexity real-time video coding Electricity 5 Expired
US7912090B2 Bi-level and full-color video combination for video communication Electricity 3 Active
US7088777B2 System and method for low bit rate watercolor video Electricity 3 Expired
US7479957B2 System and method for scalable portrait video Electricity 2 Expired
US7885339B2 Bi-directional temporal error concealment Electricity 1 Active
US9769491B2 Low complexity real-time video coding Electricity 0 Active
US7379500B2 Low-complexity 2-power transform for image/video compression Physics 0 Expired
US7627033B2 Video rate control Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.