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Title:
DISPLAY SUBSTRATE, DETECTION METHOD THEREFOR, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/087844
Kind Code:
A1
Abstract:
A display substrate, a detection method, and a display device. The display substrate comprises: a substrate (1), comprising a display region (AA) and a peripheral region surrounding the display region (AA); multiple subpixels (P), multiple data lines (2), arranged in the display region (AA); a first control signal line (4), a second control signal line (5), a crack detection line (D1), and at least one data detection line, arranged in the peripheral region, and the crack detection line (D1) being provided around the display region (AA); multiple display screen detection units (CT), arranged in the peripheral region, configured to transmit, on the basis of a control signal provided by the first control signal line (4), a detection signal provided by the at least one data detection line to at least one of the multiple data lines (2); multiple crack detection units (PCD), arranged in the peripheral region, at least one of the multiple crack detection units (PCD) being electrically connected to the crack detection line (D1), the second control signal line (5), and at least one of the multiple data lines (2).

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Inventors:
BAI LU (CN)
YU PENGFEI (CN)
ZHANG YI (CN)
DU SEN (CN)
LIU TINGLIANG (CN)
SONG LI (CN)
YANG HUIJUAN (CN)
JIANG XIAOFENG (CN)
WANG YU (CN)
Application Number:
PCT/CN2020/124111
Publication Date:
May 05, 2022
Filing Date:
October 27, 2020
Export Citation:
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Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
CHENGDU BOE OPTOELECT TECH CO (CN)
International Classes:
G09G3/00; G01N27/00
Domestic Patent References:
WO2019235823A12019-12-12
Foreign References:
CN105679215A2016-06-15
CN110858603A2020-03-03
CN109142447A2019-01-04
CN110648618A2020-01-03
CN108986728A2018-12-11
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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