Title:
DISPLAY DEVICE, METHOD FOR MANUFACTURING DISPLAY DEVICE, AND ELECTRONIC APPARATUS
Document Type and Number:
WIPO Patent Application WO/2022/149042
Kind Code:
A1
Abstract:
Provided is a display device that is capable of displaying a high-quality image. This display device has a first light-emitting element, a second light-emitting element, and voids. The first light-emitting element has a first lower electrode, a first light-emitting layer on the first lower electrode, and a first upper electrode on the first light-emitting layer, and the second light-emitting element has a second lower electrode, a second light-emitting layer on the second lower electrode, and a second upper electrode on the second light-emitting layer. The first light-emitting element and the second light-emitting element are adjacent to each other. The voids are provided between the first upper electrode and the first light-emitting layer, and between the second upper electrode and the second light-emitting layer. The first upper electrode has an area protruding beyond a side surface of the first light-emitting layer, and the second upper electrode has an area protruding beyond a side surface of the second light-emitting layer.
Inventors:
YAMAZAKI SHUNPEI (JP)
JINBO YASUHIRO (JP)
YANAGISAWA YUICHI (JP)
JINBO YASUHIRO (JP)
YANAGISAWA YUICHI (JP)
Application Number:
PCT/IB2021/062357
Publication Date:
July 14, 2022
Filing Date:
December 28, 2021
Export Citation:
Assignee:
SEMICONDUCTOR ENERGY LAB (JP)
International Classes:
H05B33/22; G09F9/00; G09F9/30; H01L27/32; H01L51/50; H05B33/02; H05B33/10; H05B33/12; H05B33/26
Domestic Patent References:
WO2020111101A1 | 2020-06-04 | |||
WO2020162355A1 | 2020-08-13 |
Foreign References:
JP2019215541A | 2019-12-19 | |||
US20190229152A1 | 2019-07-25 | |||
US20200161394A1 | 2020-05-21 | |||
JP2010161185A | 2010-07-22 | |||
JP2001244073A | 2001-09-07 | |||
JPH11144865A | 1999-05-28 | |||
JP2008010402A | 2008-01-17 |
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