Invention Grant
US07701124B2 White light-emitting device having a cap layer formed from a mixture of silicon and a phosphor blend
有权
具有由硅和荧光体共混物的混合物形成的盖层的白色发光器件
- Patent Title: White light-emitting device having a cap layer formed from a mixture of silicon and a phosphor blend
- Patent Title (中): 具有由硅和荧光体共混物的混合物形成的盖层的白色发光器件
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Application No.: US11711840Application Date: 2007-02-28
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Publication No.: US07701124B2Publication Date: 2010-04-20
- Inventor: Bily Wang , Jonnie Chuang , Chuanfa Lin , Chih Shan Yu
- Applicant: Bily Wang , Jonnie Chuang , Chuanfa Lin , Chih Shan Yu
- Applicant Address: TW Hsin Chu
- Assignee: Harvatek Corporation
- Current Assignee: Harvatek Corporation
- Current Assignee Address: TW Hsin Chu
- Agency: Kile Goekjian Reed & McManus PLLC
- Main IPC: H01J61/02
- IPC: H01J61/02 ; H01J29/06
Abstract:
A white light source has a substrate with a blue light-emitting diode placed thereon and a cap layer enclosing the blue light-emitting diode. The cap layer includes a mixture of silicon and phosphor blend at ratio of 1:0.2-0.5. The phosphor blend includes a red phosphor, a green phosphor and a yellow phosphor.
Public/Granted literature
- US20070152562A1 White light-emitting device Public/Granted day:2007-07-05
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