Invention Grant
- Patent Title: Linear white light source, and backlight and liquid crystal display device using the same
- Patent Title (中): 线性白光源，背光和液晶显示装置使用相同
-
Application No.: US12950851Application Date: 2010-11-19
-
Publication No.: US08461756B2Publication Date: 2013-06-11
- Inventor: Ryo Sakai , Yasuhiro Shirakawa , Hajime Takeuchi , Tsutomu Ishii , Yasumasa Ooya
- Applicant: Ryo Sakai , Yasuhiro Shirakawa , Hajime Takeuchi , Tsutomu Ishii , Yasumasa Ooya
- Applicant Address: JP Tokyo JP Yokohama-shi
- Assignee: Kabushiki Kaisha Toshiba,Toshiba Materials Co., Ltd.
- Current Assignee: Kabushiki Kaisha Toshiba,Toshiba Materials Co., Ltd.
- Current Assignee Address: JP Tokyo JP Yokohama-shi
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JPP2008-130949 20080519
- Main IPC: H01L33/00
- IPC: H01L33/00 ; F21V13/00 ; C09K11/00
Abstract:
A linear white light source 1 includes a base, a plurality of light emitting diode chips linearly disposed on the base and each generating ultraviolet light having a wavelength of not less than 330 nm nor more than 410 nm, and a phosphor layer continuously formed on the base to cover the plurality of light emitting diode chips and containing a red light emitting phosphor, a green light emitting phosphor, and a blue light emitting phosphor.
Public/Granted literature
- US20110116005A1 LINEAR WHITE LIGHT SOURCE, AND BACKLIGHT AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME Public/Granted day:2011-05-19
Information query
IPC分类:
