发明名称 White LEDs with tunable CRI
摘要 A method for the manufacturing of white LEDs is proposed, which can achieve a tunable color rendering index (CRI) or luminosity through the use of at least two phosphor composition layers of essentially the same emission color coordinates, each composition including at least one individual phosphor compound. The method allows to optimize the devices for CRI at a given minimal luminosity requirement, or vice versa.
申请公布号 US7768189(B2) 申请公布日期 2010.08.03
申请号 US20040909564 申请日期 2004.08.02
申请人 LUMINATION LLC 发明人 RADKOV EMIL
分类号 H01J1/62;H01J63/04;H01L33/50 主分类号 H01J1/62
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