FR2980863B1 - Banc de detection de defauts d'ecrans lcd - Google Patents

Banc de detection de defauts d'ecrans lcd

Info

Publication number
FR2980863B1
FR2980863B1 FR1102968A FR1102968A FR2980863B1 FR 2980863 B1 FR2980863 B1 FR 2980863B1 FR 1102968 A FR1102968 A FR 1102968A FR 1102968 A FR1102968 A FR 1102968A FR 2980863 B1 FR2980863 B1 FR 2980863B1
Authority
FR
France
Prior art keywords
lcd screen
screen defects
detection bench
bench
detection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR1102968A
Other languages
English (en)
Other versions
FR2980863A1 (fr
Inventor
Alain Doux
Philippe Chicheportiche
Jean Francois Mullet
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.)
Thales SA
Original Assignee
Thales SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thales SA filed Critical Thales SA
Priority to FR1102968A priority Critical patent/FR2980863B1/fr
Publication of FR2980863A1 publication Critical patent/FR2980863A1/fr
Application granted granted Critical
Publication of FR2980863B1 publication Critical patent/FR2980863B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1306—Details
    • G02F1/1309—Repairing; Testing
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • G02F1/136254—Checking; Testing
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2203/00—Function characteristic
    • G02F2203/69—Arrangements or methods for testing or calibrating a device

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
FR1102968A 2011-09-30 2011-09-30 Banc de detection de defauts d'ecrans lcd Active FR2980863B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1102968A FR2980863B1 (fr) 2011-09-30 2011-09-30 Banc de detection de defauts d'ecrans lcd

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1102968A FR2980863B1 (fr) 2011-09-30 2011-09-30 Banc de detection de defauts d'ecrans lcd

Publications (2)

Publication Number Publication Date
FR2980863A1 FR2980863A1 (fr) 2013-04-05
FR2980863B1 true FR2980863B1 (fr) 2015-09-25

Family

ID=45422204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1102968A Active FR2980863B1 (fr) 2011-09-30 2011-09-30 Banc de detection de defauts d'ecrans lcd

Country Status (1)

Country Link
FR (1) FR2980863B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111563883B (zh) * 2020-04-22 2023-05-05 惠州旭鑫智能技术有限公司 屏幕视觉定位方法、定位设备及存储介质
CN117782521A (zh) * 2023-12-28 2024-03-29 上海艺嘉智慧科技集团有限公司 Led光幕显示延迟测量方法及其系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351201A (en) * 1992-08-19 1994-09-27 Mtl Systems, Inc. Method and apparatus for automatic performance evaluation of electronic display devices
US6219099B1 (en) * 1998-09-23 2001-04-17 Honeywell International Inc. Method and apparatus for calibrating a display using an array of cameras
US20020097395A1 (en) * 2000-09-11 2002-07-25 Peter Smith System and method for testing liquid crystal displays and similar devices
GB2368635B (en) * 2000-11-01 2004-12-22 Nokia Mobile Phones Ltd Testing an image display device
US8184923B2 (en) * 2004-04-19 2012-05-22 Semiconductor Energy Laboratory Co., Ltd. Image analysis method, image analysis program, pixel evaluation system having the image analysis method, and pixel evaluation system having the image analysis program

Also Published As

Publication number Publication date
FR2980863A1 (fr) 2013-04-05

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