发明名称 |
Light source device and liquid crystal display device using the same |
摘要 |
Color non-uniformity due to LED light sources of a liquid crystal display (LCD) device is improved. A light quantity control film is arranged between an LED source and the entrance surface of a mixing light guide plate. This light quantity control film is arranged in the part which reduces the quantity of light of the LED with the strongest light quantity among a plurality of same colors.
|
申请公布号 |
US7585098(B2) |
申请公布日期 |
2009.09.08 |
申请号 |
US20060647238 |
申请日期 |
2006.12.29 |
申请人 |
NEC LCD TECHNOLOGIES, LTD. |
发明人 |
MIKAMI KAZUAKI |
分类号 |
F21V7/04;F21V7/00;H01L33/46;H01L33/60 |
主分类号 |
F21V7/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|