Patent · US Active

DVC delta commands

US7782961B2 · kind B2 · utility

6Cited by
66References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 2007
Grant dateAug 24, 2010
Priority date
Expiry dateApr 30, 2027

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/186
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A video compression system compresses video frames comprising pixels defined by n-bit color values. Encoder of video compression system determines the difference between a current pixel value and a plurality reference pixel values. Encoder sends difference value to decoder. Decoder determines current pixel value by adjusting a reference pixel color value by delta value.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.