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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China
Prior art keywords
line
data
detection
transistor
control signal
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Pending
Application number
CN202080002508.9A
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English (en)
Inventor
白露
于鹏飞
张毅
杜森
刘庭良
宋丽
杨慧娟
姜晓峰
王予
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
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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Publication date
Application filed by BOE Technology Group Co Ltd, Chengdu BOE Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Publication of CN114945968A publication Critical patent/CN114945968A/zh
Pending legal-status Critical Current

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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
    • G09G2330/12—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)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (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 Pending CN114945968A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/124111 WO2022087844A1 (zh) 2020-10-27 2020-10-27 显示基板及其检测方法、显示装置

Publications (1)

Publication Number Publication Date
CN114945968A true CN114945968A (zh) 2022-08-26

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ID=81381639

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Application Number Title Priority Date Filing Date
CN202080002508.9A Pending CN114945968A (zh) 2020-10-27 2020-10-27 显示基板及其检测方法、显示装置

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Country Link
US (1) US20230410704A1 (zh)
CN (1) CN114945968A (zh)
WO (1) WO2022087844A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2024045018A1 (zh) * 2022-08-31 2024-03-07 京东方科技集团股份有限公司 显示面板、显示装置及裂纹检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105679215B (zh) * 2014-11-19 2018-12-11 昆山国显光电有限公司 显示屏及其裂纹检测方法
KR102391459B1 (ko) * 2017-06-01 2022-04-27 삼성디스플레이 주식회사 표시 장치
KR102595332B1 (ko) * 2018-06-07 2023-10-27 삼성디스플레이 주식회사 표시 장치 및 그 제조 방법
CN110858603A (zh) * 2018-08-24 2020-03-03 京东方科技集团股份有限公司 一种阵列基板、其检测方法及显示装置
CN109142447B (zh) * 2018-08-30 2021-04-16 上海天马微电子有限公司 显示面板及其裂纹检测方法、显示装置
CN110648618B (zh) * 2019-10-08 2020-12-25 武汉华星光电半导体显示技术有限公司 检测裂纹电路及显示面板

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WO2022087844A1 (zh) 2022-05-05
US20230410704A1 (en) 2023-12-21

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