发明名称 |
WHITE-LIGHT EMITTING DEVICE AND PREPARATION METHOD AND APPLICATION OF THE SAME |
摘要 |
A white-light emitting device and its preparation method are provided. The white-light emitting device comprises an ultraviolet (UV) light emitting diode (LED) chip, a first phosphor, and a second phosphor, wherein the UV LED chip generates a first radiation; the first phosphor is composed of Zn(C3N2H4)2 powder and is excited by the first radiation to generate a second radiation; and the second phosphor is excited by the first radiation and/or the second radiation to generate a third radiation. The third radiation is then mixed with the first radiation and/or the second radiation to generate a white light.
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申请公布号 |
US2011080086(A1) |
申请公布日期 |
2011.04.07 |
申请号 |
US20100898169 |
申请日期 |
2010.10.05 |
申请人 |
EVERLIGHT ELECTRONICS CO., LTD. |
发明人 |
CHEN YI-JUNG;YANG CHIH-CHIEH;SHEN CHIN-CHANG;LIU RU-SHI |
分类号 |
H01J1/62;H01J9/22 |
主分类号 |
H01J1/62 |
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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