发明授权
- 专利标题: Liquid crystal display device, backlight source and optical film
- 专利标题(中): 液晶显示装置,背光源和光学膜
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申请号: US12416257申请日: 2009-04-01
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公开(公告)号: US08253885B2公开(公告)日: 2012-08-28
- 发明人: Tsuyoshi Maeda , Toyokazu Ogasawara
- 申请人: Tsuyoshi Maeda , Toyokazu Ogasawara
- 申请人地址: JP Tokyo
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JP Tokyo
- 代理机构: Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.
- 优先权: JPP2008-098611 20080404
- 主分类号: G02F1/1335
- IPC分类号: G02F1/1335 ; A47F3/00 ; F21V7/04 ; H03H9/00
摘要:
A liquid crystal display device according to the present invention includes a liquid crystal panel, a backlight source provided on a rear surface of the liquid crystal panel, for irradiating the liquid crystal panel with white light, and an optical film provided between the liquid crystal panel and the backlight source, in which the optical film includes a base material which passes the white light irradiated from the backlight source, a colored layer partially provided on one surface of the base material at the side of the liquid crystal, panel, and a reflective layer provided on another surface of the base material at the side of the backlight source opposite to the colored layer, for reflecting the white light.
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