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