Title:
WAVELENGTH CONVERSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/153638
Kind Code:
A1
Abstract:
Disclosed is a wavelength conversion device, comprising a heat-dissipation substrate of a disc shape, and at least one wavelength conversion module located on a light receiving surface of the heat-dissipation substrate, wherein the heat-dissipation substrate has a centrally symmetric stepped structure, and the at least one wavelength conversion module is arranged on a surface of a corresponding step of the stepped structure in a ring shape. The present invention can provide a wavelength conversion device which is improved in heat dispersion performance, stability and service life.
Inventors:
XU HU (CN)
DUAN YINXIANG (CN)
ZHOU MENG (CN)
TIAN ZIFENG (CN)
XU YANZHENG (CN)
DUAN YINXIANG (CN)
ZHOU MENG (CN)
TIAN ZIFENG (CN)
XU YANZHENG (CN)
Application Number:
PCT/CN2018/094729
Publication Date:
August 15, 2019
Filing Date:
July 06, 2018
Export Citation:
Assignee:
APPOTRONICS CORP LTD (CN)
International Classes:
G03B21/00; F21V14/08; G02B5/20; G02B26/00; G03B21/14; G03B21/16; G03B21/20
Foreign References:
US20110149549A1 | 2011-06-23 | |||
CN203868770U | 2014-10-08 | |||
CN104880819A | 2015-09-02 |
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