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CN114945968A - 显示基板及其检测方法、显示装置 - Google Patents

显示基板及其检测方法、显示装置 Download PDF

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Publication number
CN114945968A
CN114945968A CN202080002508.9A CN202080002508A CN114945968A CN 114945968 A CN114945968 A CN 114945968A CN 202080002508 A CN202080002508 A CN 202080002508A CN 114945968 A CN114945968 A CN 114945968A
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display
line
control signal
substrate
detection
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CN202080002508.9A
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CN114945968B (zh
Inventor
白露
于鹏飞
张毅
杜森
刘庭良
宋丽
杨慧娟
姜晓峰
王予
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/131—Interconnections, e.g. wiring lines or terminals
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/70—Testing, e.g. accelerated lifetime tests
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0404—Matrix technologies
    • G09G2300/0408—Integration of the drivers onto the display substrate
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0421—Structural details of the set of electrodes
    • G09G2300/0426—Layout of electrodes and connections
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0202—Addressing of scan or signal lines
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/04—Display protection
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/10—Dealing with defective pixels
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/12—Test circuits or failure detection circuits included in a display system, as permanent part thereof

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  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Chemical & Material Sciences (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)

Abstract

一种显示基板及其检测方法、显示装置，该显示基板包括：基底(1)，包括显示区(AA)和围绕显示区(AA)的周边区；多个子像素(P)，多条数据线(2)，位于显示区(AA)；第一控制信号线(4)，第二控制信号线(5)，裂纹检测线(D1)，至少一条数据检测线，均位于周边区，且裂纹检测线(D1)环绕显示区(AA)设置；多个显示屏检测单元(CT)，位于周边区，被配置为根据第一控制信号线(4)提供的控制信号将至少一条数据检测线提供的检测信号传递给多条数据线(2)中的至少一条；多个裂纹检测单元(PCD)，位于周边区，多个裂纹检测单元(PCD)中的至少一个与裂纹检测线(D1)、第二控制信号线(5)和多条数据线(2)中的至少一条电连接。

Description

PCT国内申请，说明书已公开。

Claims (15)

  1. PCT国内申请，权利要求书已公开。
CN202080002508.9A 2020-10-27 2020-10-27 显示基板及其检测方法、显示装置 Active CN114945968B (zh)

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Cited By (1)

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CN115425060A (zh) * 2022-09-29 2022-12-02 京东方科技集团股份有限公司 一种显示面板及其裂纹检测方法、显示装置

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CN114944111B (zh) * 2022-05-23 2023-12-05 京东方科技集团股份有限公司 显示面板及显示装置
US20250078699A1 (en) * 2022-08-31 2025-03-06 Chengdu Boe Optoelectronics Technology Co., Ltd. Display Panel, Display Apparatus and Crack Detection Method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115425060A (zh) * 2022-09-29 2022-12-02 京东方科技集团股份有限公司 一种显示面板及其裂纹检测方法、显示装置

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CN114945968B (zh) 2025-03-18
US20230410704A1 (en) 2023-12-21
WO2022087844A1 (zh) 2022-05-05
US12183230B2 (en) 2024-12-31

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