Title:
LIGHT EMITTING DEVICE AND METHOD EMPLOYING COMBINED LIGHT SOURCE
Document Type and Number:
WIPO Patent Application WO/2018/171056
Kind Code:
A1
Abstract:
Provided are a light emitting device and method employing a combined light source. The light emitting device comprises a light-shielding plate (2) and at least two light sources. At least two patterns are arranged at the light-shielding plate (2). The light sources correspond one-to-one with the patterns. Light beams emitted by the light sources are projected onto the light-shielding plate (2) to present shapes of the corresponding patterns. Compared with the prior art, the present invention has more pattern shapes, a relatively simple structure and favorable cost performance, and meets use requirements of different light sources.
Inventors:
JIANG WEIKAI (CN)
Application Number:
PCT/CN2017/088438
Publication Date:
September 27, 2018
Filing Date:
June 15, 2017
Export Citation:
Assignee:
GUANGZHOU HAOYANG ELECTRONICS CO LTD (CN)
International Classes:
F21S10/00
Foreign References:
| CN204922832U | 2015-12-30 | |||
| CN204254492U | 2015-04-08 | |||
| CN203517609U | 2014-04-02 | |||
| CN201180949Y | 2009-01-14 | |||
| US7988346B2 | 2011-08-02 | |||
| JP2008218089A | 2008-09-18 |
Attorney, Agent or Firm:
YOGO PATENT & TRADE MARK AGENCY LIMITED COMPANY (CN)
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