ORGANIC LIGHT EMITTING BACKPLANE AND MANUFACTURING METHOD THEREFOR, TOUCH DISPLAY SCREEN, AND TOUCH DISPLAY DEVICE

WIPO Patent Application WO/2021/077789

A1

An organic light emitting backplane and a manufacturing method therefor, a touch display screen, and a touch display device. The organic light emitting backplane (1) comprises a display area (100) and a non-display area (200) located at the periphery of the display area. The structure of the organic light emitting backplane in the non-display area comprises: a first substrate (11); a heightening layer (12), located on one side of the first substrate and comprising a body part (121) and a convex pattern part (122) located on the side of the body part distant from the first substrate; and a first wiring layer (13), located on the side of the heightening layer distant from the first substrate, wherein at least a part of the first wiring layer is formed on the surface of the convex pattern part.

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YU FEI (CN)
ZHOU HONGJUN (CN)
TAN WEN (CN)

PCT/CN2020/098548

April 29, 2021

June 28, 2020

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BOE TECHNOLOGY GROUP CO LTD (CN)
CHENGDU BOE OPTOELECT TECH CO (CN)

H01L27/12; G06F3/041; H01L21/84; H01L27/32

CN110767663A	2020-02-07
CN110265579A	2019-09-20
CN107887526A	2018-04-06
CN106020545A	2016-10-12
CN109742106A	2019-05-10
CN106951125A	2017-07-14
CN104571696A	2015-04-29
CN110265459A	2019-09-20

CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)

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