发明名称 |
Light emitting device and display |
摘要 |
A light emitting device comprises: an LED chip having a quantum well structure and a light emitting layer made of a gallium nitride compound semiconductor; a first transparent material covering the LED chip; a second transparent material for protecting the LED chip and the first transparent material; and a phosphor for absorbing a part of the light from the LED chip and emitting a light having a wavelength different from the light from the LED chip; wherein the phosphor is included in second transparent material, and the light from the LED chip and the light from said phosphor are mixed to make a white light. |
申请公布号 |
US8685762(B2) |
申请公布日期 |
2014.04.01 |
申请号 |
US201113210027 |
申请日期 |
2011.08.15 |
申请人 |
SHIMIZU YOSHINORI;SAKANO KENSHO;NOGUCHI YASUNOBU;MORIGUCHI TOSHIO;NICHIA CORPORATION |
发明人 |
SHIMIZU YOSHINORI;SAKANO KENSHO;NOGUCHI YASUNOBU;MORIGUCHI TOSHIO |
分类号 |
C09K11/08;H01L21/00;C09K11/62;C09K11/64;C09K11/77;C09K11/80;F21V8/00;F21Y101/02;G02B6/00;H01L33/06;H01L33/28;H01L33/32;H01L33/34;H01L33/36;H01L33/44;H01L33/50;H01L33/54;H01L33/56;H01L33/60;H01L33/62;H05B33/00;H05B33/12;H05B33/14 |
主分类号 |
C09K11/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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