发明名称 Light emitting device and a lighting apparatus
摘要 A light emitting device comprises at least two lead wires, a light emitting element that is disposed on an end portion of at least one of said lead wires and connected electrically with the end portion and the other lead wire, and a phosphor that absorbs at least part of the light emitted from said light emitting element and emanates light having different wavelengths from the wavelength of the light emitted from said light emitting element, wherein the excitation spectrum of said phosphor has a flat region in a wavelength range including a primary wavelength of the light from said light emitting element.
申请公布号 US7608862(B2) 申请公布日期 2009.10.27
申请号 US20050067741 申请日期 2005.03.01
申请人 FUJIKURA LTD.;NATIONAL INSTITUTE FOR MATERIALS SCIENCE 发明人 SAKUMA KEN;OMICHI KOJI;HIROSAKI NAOTO
分类号 C09K11/64;H01L27/15;H01L29/22;H01L29/24;H01L33/32;H01L33/50;H01L33/56;H01L33/60;H01L33/62 主分类号 C09K11/64
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