Title:
LIGHT-EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/053975
Kind Code:
A1
Abstract:
A light-emitting device (1) is equipped with a plurality of light-emitting elements (2R2G2B) in which a first electrode (4), a light-emitting layer (8) and a second electrode (12) are sequentially layered in the direction toward the light-emitting surface side thereof. The plurality of light-emitting elements include a first light-emitting element (2R) for emitting light of a first color, a second light-emitting element (2G) for emitting light of a second color which is different from the first color, and a third light-emitting element (2B) for emitting light of a third color which is different from the first and second colors. The light-emitting device is further provided with a light absorption layer (14) which absorbs the light of the first color, the light of the second color and the light of the third color, is positioned on the light-emitting surface side of the second electrode, and when seen from a planar view, is located in a position which overlaps the plurality of light-emitting elements.
Inventors:
UMEDA TOKIYOSHI
TSUKAMOTO YUTO
ZHANG BAI
KAWATO SHINICHI
TSUKAMOTO YUTO
ZHANG BAI
KAWATO SHINICHI
Application Number:
PCT/JP2018/033705
Publication Date:
March 19, 2020
Filing Date:
September 11, 2018
Export Citation:
Assignee:
SHARP KK (JP)
International Classes:
H05B33/22; G02B5/22; G09F9/30; H01L51/50; H05B33/02; H05B33/12
Foreign References:
| JP2014086314A | 2014-05-12 | |||
| JP2005201934A | 2005-07-28 | |||
| US20160079311A1 | 2016-03-17 | |||
| JP2016039151A | 2016-03-22 | |||
| JPH04364779A | 1992-12-17 | |||
| US20150325814A1 | 2015-11-12 | |||
| KR100696557B1 | 2007-03-19 | |||
| JP2017224398A | 2017-12-21 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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