公开(公告)号：US20150198323A1

公开(公告)日：2015-07-16

申请号：US14152158

申请日：2014-01-10

Applicant: EPISTAR CORPORATION

Inventor： Chang-Ju HO ,  Chiu-Lin YAO

IPC: F21V29/70 ,  F21K99/00

CPC classification number: F21V29/70 ,  F21K9/60 ,  F21K9/64

Abstract: Disclosed is a lighting-emitting device comprising a first light-emitting chip emitting a first light; a second light-emitting chip emitting a second light having a wavelength longer than that of the first light; and a heat sink nearer the second light-emitting chip than the first light-emitting chip, wherein the light-emitting device is operated from a cold state to a hot state, and a temperature of the second light-emitting chip is lower than that of the first light-emitting chip at the hot state.

Abstract translation: 公开了一种发光装置，包括：发射第一光的第一发光芯片; 发射具有比第一光的波长长的第二光的第二发光芯片; 以及比第一发光芯片更靠近第二发光芯片的散热片，其中，所述发光装置从冷态运行至热状态，并且所述第二发光芯片的温度低于所述第二发光芯片的温度 的第一发光芯片处于热状态。