Title:
DISPLAY DEVICE AND METHOD FOR PRODUCING DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/162495
Kind Code:
A1
Abstract:
The present invention provides a display device that has a function for detecting an object in contact with or in proximity to a display unit. The display device comprises a light-emitting element and a light-receiving element. The light-emitting element is provided with a first pixel electrode, a first light-emitting layer on the first pixel electrode, an intermediate layer on the first light-emitting layer, a second light-emitting layer on the intermediate layer, and a common electrode on the second light-emitting layer. The light-receiving element is provided with a second pixel electrode, a light-receiving layer on the second pixel electrode, and a common electrode on the light-receiving layer. The first light-emitting layer and the second light-emitting layer have a function for emitting light of the same color.
Inventors:
YAMAZAKI SHUNPEI (JP)
SEO SATOSHI (JP)
OKAZAKI KENICHI (JP)
SEO SATOSHI (JP)
OKAZAKI KENICHI (JP)
Application Number:
PCT/IB2022/050366
Publication Date:
August 04, 2022
Filing Date:
January 18, 2022
Export Citation:
Assignee:
SEMICONDUCTOR ENERGY LAB (JP)
International Classes:
H01L51/42; G09F9/00; G09F9/30; H01L27/32; H01L31/12; H01L51/50; H05B33/04; H05B33/10; H05B33/12; H05B33/26; H05B33/28
Foreign References:
US20210005669A1 | 2021-01-07 | |||
CN111755614A | 2020-10-09 | |||
CN111682125A | 2020-09-18 | |||
US20180151819A1 | 2018-05-31 | |||
JP2014150057A | 2014-08-21 | |||
JP2013114805A | 2013-06-10 | |||
JP2013175414A | 2013-09-05 | |||
JP2014133727A | 2014-07-24 |
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