Color liquid crystal display device
US7474366B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 20, 2006 |
| Grant date | Jan 6, 2009 |
| Priority date | — |
| Expiry date | Apr 12, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133624
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A color liquid crystal display device capable of displaying a large color gamut is provided.A color liquid crystal display device 100 includes: a transmissive color liquid crystal panel 10 having a color filter and a backlight light source 20, in which the backlight light source 20 includes a fluorescent lamp 21 of large color reproduction range, a color filter 19 is made of color filters of three primary colors that select the wavelength to transmit red light, green light and blue light, and the filter of each color has a spectroscopic characteristic suitable for the spectrum of the fluorescent lamp 21 of large color reproduction range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.