Patent · US Expired

Darkness control using pattern matching

US7406210B2 · kind B2 · utility

16Cited by
11References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 2004
Grant dateJul 29, 2008
Priority date
Expiry dateMay 15, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/4092
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The present invention is a method and apparatus for processing image data to accomplish tuning or adjustment of images, so as to modify at least the darkness thereof, using compact, efficient methods and designs.

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