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Title:
LIGHT-EMITTING DEVICE AND STAGE LAMP SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/151630
Kind Code:
A1
Abstract:
A light-emitting device (100), comprising a first LED array (10), a second LED array (20), a third LED array (30), and a light-combining component (40). The first LED array (10) comprises a blue-light LED (11) and a cyan-light LED (12), and the blue-light LED (11) and the cyan-light LED (12) are respectively configured to emit blue light and cyan light; the second LED array (20) comprises a green-light LED (21), and the green-light LED (21) is configured to emit green light; the third LED array (30) comprises a red-light LED (31), and the red-light LED (31) is configured to emit red light; the light-combining component (40) is configured to receive the blue light, the cyan light, the green light, and the red light, so as to emit white light. The cyan-light LED (12) and the blue-light LED (11) are simultaneously provided in the first LED array (10), thereby increasing a primary color light source of the light-emitting device (100) and being capable of providing the white light having wider gamut and higher color rendering.

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Inventors:
ZHANG QUAN (CN)
HU JUNCHU (CN)
Application Number:
PCT/CN2020/073089
Publication Date:
July 30, 2020
Filing Date:
January 20, 2020
Export Citation:
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Assignee:
YLX INC (CN)
International Classes:
F21K9/20; F21V19/00
Domestic Patent References:
WO2012026718A22012-03-01
Foreign References:
CN209415068U2019-09-20
CN105190165A2015-12-23
CN102520571A2012-06-27
CN203258507U2013-10-30
CN101270863A2008-09-24
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