Patent · US Expired

Four color digital cinema system with extended color gamut and copy protection

US7362336B2 · kind B2 · utility

19Cited by
14References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 12, 2005
Grant dateApr 22, 2008
Priority date
Expiry dateApr 27, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2005/91392
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A color display system including a display device for four or more visible color primaries and a processor for controlling the four or more color primaries to selectively render portions of an image or image sequence such that visually equivalent colors displayed in two or more image portions differ in their spectral composition.

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