Title:
SURFACE LIGHT-EMITTING DEVICE AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/136256
Kind Code:
A1
Abstract:
A surface light-emitting device of the present disclosure includes: a support substrate; a light-emitting diode substrate having a light-emitting diode element arranged on the surface on one side of the support substrate; and a sealing member arranged on the surface of the light-emitting diode substrate on the light-emitting diode element side and sealing the light-emitting diode element, wherein the light-emitting diode element has a transparent base material composed of an inorganic material, and a light-emitting layer formed on one side surface of the transparent base material, the transparent base material is a bare chip exposed on the surface, the sealing member is in contact with the surface of the transparent base material opposite to the surface on which the light-emitting layer is formed and with the side surface of the transparent base material, and the sealing member has a haze value of 4% or more and has a thickness greater than that of the light-emitting diode element.
Inventors:
KANAI YOSHIHIRO (JP)
TSUZUKI ATSUO (JP)
NISHIKAWA MARII (JP)
SAEKI KOSUKE (JP)
FURUYA SHUNSUKE (JP)
TSUZUKI ATSUO (JP)
NISHIKAWA MARII (JP)
SAEKI KOSUKE (JP)
FURUYA SHUNSUKE (JP)
Application Number:
PCT/JP2023/000407
Publication Date:
July 20, 2023
Filing Date:
January 11, 2023
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
H01L33/58; H01L33/56; H01L33/62
Foreign References:
| JP2020188073A | 2020-11-19 | |||
| JP2021009937A | 2021-01-28 | |||
| JP2016225374A | 2016-12-28 | |||
| CN208521547U | 2019-02-19 |
Attorney, Agent or Firm:
YAMASHITA, Akihiko et al. (JP)
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