Title:
LIGHT EMITTING ELEMENT AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/168312
Kind Code:
A1
Abstract:
A light emitting element (10) comprising: a lower side electrode (31) that has a light reflection property; an upper side electrode (61) that has a light transmittance property and a light reflection property; and a lower side light emitting layer (35) and an upper side light emitting layer (55) that are positioned between the lower side electrode and the upper side electrode, wherein a first viewing angle, at which the resonance effect of light of a selected wavelength outputted from the lower side light emitting layer (35) is the greatest, differs from a second viewing angle, at which the resonance effect of light of the selected wavelength outputted from the upper side light emitting layer (55) is the greatest.
Inventors:
MIZUSAKI MASANOBU
Application Number:
PCT/JP2021/004589
Publication Date:
August 11, 2022
Filing Date:
February 08, 2021
Export Citation:
Assignee:
SHARP DISPLAY TECHNOLOGY CORP (JP)
International Classes:
H01L27/32; H01L51/50; H05B33/12; H05B33/24
Domestic Patent References:
| WO2017122386A1 | 2017-07-20 |
Foreign References:
| JP2016225221A | 2016-12-28 | |||
| JP2007265638A | 2007-10-11 | |||
| US20190198788A1 | 2019-06-27 | |||
| US20150194471A1 | 2015-07-09 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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