Patent · US Expired

Image display apparatus

US7193356B2 · kind B2 · utility

5Cited by
3References
10Claims
0Family size

Assignees

Inventors

Key dates

Filing dateNov 15, 2004
Grant dateMar 20, 2007
Priority date
Expiry dateFeb 19, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2360/145
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image display apparatus is provided that enables the chromaticity of a display screen of a display apparatus to be adjusted to the chromaticity desired by a user. The image display apparatus is formed by a backlight unit that is provided with a plurality of light sources and by an image display panel that is placed at a front surface of the backlight unit. The image display apparatus performs a monochrome display. In the image display apparatus, the light sources have at least three different types of luminescent colors that surround a target color on a chromaticity diagram.

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