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Patent Searching and Data


Title:
OLED DISPLAY PANEL
Document Type and Number:
WIPO Patent Application WO/2020/103094
Kind Code:
A1
Abstract:
Disclosed in the present application is an OLED display panel, comprising, sequentially layered, a light emission layer, a thin film encapsulation layer, and a multi-layer film structure. The multi-layer film structure is provided on the thin film encapsulation layer, and the multi-layer thin film structure is closer than the thin film encapsulation layer to a light exit side of the OLED display panel. The multi-layer film structure comprises a plurality of layers of thin film, at least one layer of thin film among the plurality of layers of thin film having different widths in the extension direction of the thin film. The light transmittance of positions near to a drive chip on the OLED display panel and the light transmittance of positions away from the drive chip on the OLED display panel are both greater than 80%. The multi-layer film structure of the present application is capable of causing light output of an OLED display panel to be even and maintains high luminous efficacy.

Inventors:
XU ZHIGAO (CN)
HONG DINGYANG (CN)
Application Number:
PCT/CN2018/116994
Publication Date:
May 28, 2020
Filing Date:
November 22, 2018
Export Citation:
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Assignee:
SHENZHEN ROYOLE TECHNOLOGIES CO LTD (CN)
International Classes:
H01L51/52
Domestic Patent References:
WO2016206055A12016-12-29
Foreign References:
CN108281465A2018-07-13
CN107482126A2017-12-15
JP2009048808A2009-03-05
JP5537308B22014-07-02
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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