CN113811938A - 显示基板及其测试方法 - Google Patents

显示基板及其测试方法 Download PDF

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Publication number
CN113811938A
CN113811938A CN202080000442.XA CN202080000442A CN113811938A CN 113811938 A CN113811938 A CN 113811938A CN 202080000442 A CN202080000442 A CN 202080000442A CN 113811938 A CN113811938 A CN 113811938A
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China
Prior art keywords
test
circuit
control signal
electrically connected
sub
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CN202080000442.XA
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CN113811938B (zh
Inventor
赵吉平
都蒙蒙
董向丹
马宏伟
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 of CN113811938A publication Critical patent/CN113811938A/zh
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    • 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
    • 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
    • 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
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
    • H10K59/353—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels
    • 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
    • G09G2310/0264—Details of driving circuits
    • G09G2310/0297—Special arrangements with multiplexing or demultiplexing of display data in the drivers for data electrodes, in a pre-processing circuitry delivering display data to said drivers or in the matrix panel, e.g. multiplexing plural data signals to one D/A converter or demultiplexing the D/A converter output to multiple columns
    • 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
    • G09G2330/12—Test circuits or failure detection circuits included in a display system, as permanent part thereof

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

一种显示基板及其测试方法。该显示基板包括：衬底基板(10)、多条数据线(13)、多条数据引线(14)、第一测试电路(50)以及第二测试电路(60)。衬底基板(10)包括显示区(11)以及周边区(12)，显示区(11)包括像素阵列(30)，像素阵列(30)包括多个子像素(310)；第一测试电路(50)配置为在第一测试阶段对多个子像素(310)施加第一测试信号以进行第一测试；第二测试电路(60)配置为在第二测试阶段对多个子像素(310)施加第二测试信号以进行第二测试，第一测试电路(50)包括第一测试开关电路(510)以及第一测试控制信号施加电路(520)，第一测试控制信号施加电路(520)的第一测试控制信号垫(521)以及第一测试控制信号旁路(523)分别与第一测试开关电路(510)的控制端电连接，第一测试控制信号旁路(523)配置为与外接信号施加电路(70)电连接。

Description

PCT国内申请，说明书已公开。

Claims (18)

  1. PCT国内申请，权利要求书已公开。
CN202080000442.XA 2020-03-31 2020-03-31 显示基板及其测试方法 Active CN113811938B (zh)

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Application Number Priority Date Filing Date Title
PCT/CN2020/082472 WO2021195974A1 (zh) 2020-03-31 2020-03-31 显示基板及其测试方法

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CN113811938A true CN113811938A (zh) 2021-12-17
CN113811938B CN113811938B (zh) 2023-12-19

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US (1) US20220328598A1 (zh)
EP (1) EP4131226A4 (zh)
CN (1) CN113811938B (zh)
WO (1) WO2021195974A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111508369B (zh) * 2020-05-19 2022-07-15 云谷（固安）科技有限公司 显示面板和显示装置
KR20220147764A (ko) * 2021-04-27 2022-11-04 삼성디스플레이 주식회사 표시 패널, 이를 포함하는 전자 장치, 및 전자 장치 제조 방법
CN113889012A (zh) * 2021-11-17 2022-01-04 维信诺科技股份有限公司 显示面板及显示装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090244429A1 (en) * 2008-03-31 2009-10-01 Te-Chen Chung Thin film transistor substrate and liquid crystal display device using the same
CN104217672A (zh) * 2013-05-31 2014-12-17 三星显示有限公司 有机发光显示面板
US20150084666A1 (en) * 2013-09-25 2015-03-26 Samsung Display Co., Ltd. Mother substrate, array test method thereof and display substrate
CN104992651A (zh) * 2015-07-24 2015-10-21 上海和辉光电有限公司 一种amoled面板测试电路
CN107561752A (zh) * 2017-09-28 2018-01-09 上海天马微电子有限公司 一种阵列基板、其驱动方法及显示面板

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6191770B1 (en) * 1997-12-11 2001-02-20 Lg. Philips Lcd Co., Ltd. Apparatus and method for testing driving circuit in liquid crystal display
KR100732819B1 (ko) * 2006-08-30 2007-06-27 삼성에스디아이 주식회사 유기전계발광 표시장치 및 그의 모기판
CN101515442B (zh) * 2008-02-21 2012-06-06 中华映管股份有限公司 周边电路
TWI435093B (zh) * 2012-08-23 2014-04-21 Au Optronics Corp 顯示面板的檢測電路
CN103871341A (zh) * 2014-03-19 2014-06-18 深圳市华星光电技术有限公司 一种测试电路及显示面板
KR102409881B1 (ko) * 2016-03-21 2022-06-17 삼성디스플레이 주식회사 표시 장치 및 쇼트 검사 방법
CN108257540A (zh) * 2018-01-26 2018-07-06 鄂尔多斯市源盛光电有限责任公司 显示基板、显示基板的测试方法和显示装置
KR102549000B1 (ko) * 2018-11-08 2023-06-29 삼성디스플레이 주식회사 전자 패널, 전자 패널의 검사 장치 및 그것의 검사 방법
CN113066408A (zh) * 2020-01-02 2021-07-02 京东方科技集团股份有限公司 一种显示基板及其制作方法、显示装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090244429A1 (en) * 2008-03-31 2009-10-01 Te-Chen Chung Thin film transistor substrate and liquid crystal display device using the same
CN104217672A (zh) * 2013-05-31 2014-12-17 三星显示有限公司 有机发光显示面板
US20150084666A1 (en) * 2013-09-25 2015-03-26 Samsung Display Co., Ltd. Mother substrate, array test method thereof and display substrate
CN104992651A (zh) * 2015-07-24 2015-10-21 上海和辉光电有限公司 一种amoled面板测试电路
CN107561752A (zh) * 2017-09-28 2018-01-09 上海天马微电子有限公司 一种阵列基板、其驱动方法及显示面板

Also Published As

Publication number Publication date
EP4131226A4 (en) 2023-04-26
WO2021195974A1 (zh) 2021-10-07
EP4131226A1 (en) 2023-02-08
US20220328598A1 (en) 2022-10-13
CN113811938B (zh) 2023-12-19

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