Invention Grant
US08228465B2 White phosphor, light emission device including the same, and liquid crystal display device including the light emission device as backlight unit
失效
白色荧光体，包含该荧光体的发光装置以及包括作为背光单元的发光装置的液晶显示装置
- Patent Title: White phosphor, light emission device including the same, and liquid crystal display device including the light emission device as backlight unit
- Patent Title (中): 白色荧光体，包含该荧光体的发光装置以及包括作为背光单元的发光装置的液晶显示装置
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Application No.: US12199209Application Date: 2008-08-27
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Publication No.: US08228465B2Publication Date: 2012-07-24
- Inventor: Yong-Chan You , Jae-Woo Bae , Gyeong-Jae Heo , Kyu-Chan Park , Sang-Hyuk Lee , Sun-Hwa Kwon , Ji-Hyun Kim , Ui-Song Do , Young-Suk Cho , Byung-Kyun Kim , Hui-Young Ku , Yoo-Jung Lee
- Applicant: Yong-Chan You , Jae-Woo Bae , Gyeong-Jae Heo , Kyu-Chan Park , Sang-Hyuk Lee , Sun-Hwa Kwon , Ji-Hyun Kim , Ui-Song Do , Young-Suk Cho , Byung-Kyun Kim , Hui-Young Ku , Yoo-Jung Lee
- Applicant Address: KR Yongin-si
- Assignee: Samsung SDI Co., Ltd.
- Current Assignee: Samsung SDI Co., Ltd.
- Current Assignee Address: KR Yongin-si
- Agency: Christie, Parker & Hale, LLP
- Priority: KR10-2007-0122271 20071128
- Main IPC: G02F1/1335
- IPC: G02F1/1335
Abstract:
A white phosphor including: 40 to 50 parts by weight of a blue phosphor selected from the group consisting of ZnS:(Ag,Cl), ZnS:(Ag,Al), ZnS:(Ag,Al,Cl), and a combination thereof; 20 to 30 parts by weight of a green phosphor (Sr1-xCax)Ga2S4:Eu (0≦x
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