CN106646939B - 一种Mura缺陷检出方法 - Google Patents
一种Mura缺陷检出方法 Download PDFInfo
- Publication number
- CN106646939B CN106646939B CN201611022333.XA CN201611022333A CN106646939B CN 106646939 B CN106646939 B CN 106646939B CN 201611022333 A CN201611022333 A CN 201611022333A CN 106646939 B CN106646939 B CN 106646939B
- Authority
- CN
- China
- Prior art keywords
- defect
- mura
- parameters
- block
- value
- 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
Links
- 230000007547 defect Effects 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000007689 inspection Methods 0.000 claims abstract description 39
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 20
- 230000002950 deficient Effects 0.000 claims abstract description 5
- 206010027146 Melanoderma Diseases 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims description 2
- 238000001444 catalytic combustion detection Methods 0.000 claims 4
- 230000001788 irregular Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010052143 Ocular discomfort Diseases 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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
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)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611022333.XA CN106646939B (zh) | 2016-11-17 | 2016-11-17 | 一种Mura缺陷检出方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611022333.XA CN106646939B (zh) | 2016-11-17 | 2016-11-17 | 一种Mura缺陷检出方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106646939A CN106646939A (zh) | 2017-05-10 |
CN106646939B true CN106646939B (zh) | 2019-11-19 |
Family
ID=58807744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611022333.XA Active CN106646939B (zh) | 2016-11-17 | 2016-11-17 | 一种Mura缺陷检出方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106646939B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107203056B (zh) * | 2017-05-22 | 2019-12-24 | 深圳市华星光电技术有限公司 | 针对超高分辨率面板的mura处理方法 |
CN107328791B (zh) * | 2017-07-31 | 2020-06-30 | 京东方科技集团股份有限公司 | 一种缺陷检测方法及装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3618713B2 (ja) * | 2001-12-04 | 2005-02-09 | 三菱電機株式会社 | ディスプレイ画面検査方法およびディスプレイ画面検査装置 |
CN1920539A (zh) * | 2005-08-26 | 2007-02-28 | 精工爱普生株式会社 | 缺陷检测方法与缺陷检测装置 |
CN105158942A (zh) * | 2015-09-24 | 2015-12-16 | 昆山龙腾光电有限公司 | 一种Mura自动检测方法及*** |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1553172A (zh) * | 2003-05-26 | 2004-12-08 | 由田新技股份有限公司 | 以亮度分布的纷乱程度做为电子式显示器的显示品质的测试方法 |
US7911498B2 (en) * | 2005-12-12 | 2011-03-22 | Novatek Microelectronics Corp. | Compensation device for non-uniform regions in flat panel display and method thereof |
JP5093539B2 (ja) * | 2009-01-09 | 2012-12-12 | 株式会社島津製作所 | 液晶アレイ検査装置および液晶アレイ検査装置の信号処理方法 |
CN104166250A (zh) * | 2013-05-20 | 2014-11-26 | 冠捷投资有限公司 | 一种平面显示器面板均匀度检测方法及其*** |
CN106054421B (zh) * | 2016-07-28 | 2019-06-18 | 京东方科技集团股份有限公司 | 一种液晶面板缺陷的检测方法及装置 |
-
2016
- 2016-11-17 CN CN201611022333.XA patent/CN106646939B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3618713B2 (ja) * | 2001-12-04 | 2005-02-09 | 三菱電機株式会社 | ディスプレイ画面検査方法およびディスプレイ画面検査装置 |
CN1920539A (zh) * | 2005-08-26 | 2007-02-28 | 精工爱普生株式会社 | 缺陷检测方法与缺陷检测装置 |
CN105158942A (zh) * | 2015-09-24 | 2015-12-16 | 昆山龙腾光电有限公司 | 一种Mura自动检测方法及*** |
Also Published As
Publication number | Publication date |
---|---|
CN106646939A (zh) | 2017-05-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108760767B (zh) | 基于机器视觉的大尺寸液晶屏缺陷检测方法 | |
US8320658B2 (en) | Unevenness inspection method, method for manufacturing display panel, and unevenness inspection apparatus | |
US10401659B2 (en) | Method and device for inspecting defect of liquid crystal panel | |
CN104978748A (zh) | 一种基于局部像素值的液晶屏缺陷检测方法 | |
CN109727233B (zh) | 一种lcd缺陷检测方法 | |
CN103792705B (zh) | 检测基板缺陷的检测方法及检测装置 | |
CN111474177A (zh) | 基于计算机视觉的液晶屏幕背光异物缺陷检测方法 | |
CN104345481B (zh) | 一种液晶屏的质量检测方法、装置及设备 | |
CN105158258A (zh) | 一种基于计算机视觉的竹条表面缺陷检测方法 | |
CN101320004A (zh) | 基于机器视觉的竹条缺陷在线检测方法 | |
CN110514406B (zh) | 一种led灯板的检测方法、电子设备及存储介质 | |
CN103955080A (zh) | 一种采用多摄像头的液晶屏缺陷检测采图装置 | |
CN111261079B (zh) | 一种亮、暗斑异常现象的检测方法 | |
WO2019105433A1 (zh) | 影像畸变检测方法和*** | |
CN108469437B (zh) | 浮法玻璃的缺陷检测方法及装置 | |
CN106646939B (zh) | 一种Mura缺陷检出方法 | |
CN110567968A (zh) | 一种零件缺陷检测方法及装置 | |
CN104749801B (zh) | 高精度自动光学检测方法和*** | |
CN115880301A (zh) | 一种玻璃基板气泡缺陷的识别*** | |
CN108508022B (zh) | 多相机拼接成像检测方法 | |
CN109828394A (zh) | 一种显示面板的检测方法和检测机台 | |
CN104166250A (zh) | 一种平面显示器面板均匀度检测方法及其*** | |
WO2015089859A1 (zh) | 配向膜的边界获取方法及检测方法 | |
JP2009229197A (ja) | 線状欠陥検出方法および線状欠陥検出装置 | |
JP5849397B2 (ja) | 表面欠陥検出装置および表面欠陥検出方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170509 Address after: A city road Nanjing city Jiangsu province 210033 Qixia Xianlin University No. 7 Applicant after: Nanjing Huadong Electronics Information Technology Co.,Ltd. Applicant after: Nanjing CLP panda flat panel display technology Co., Ltd. Address before: A city road Nanjing city Jiangsu province 210033 Qixia Xianlin University No. 7 Applicant before: Nanjing Huadong Electronics Information Technology Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200901 Address after: No.7 Tianyou Road, Qixia District, Nanjing City, Jiangsu Province Patentee after: NANJING CEC PANDA LCD TECHNOLOGY Co.,Ltd. Address before: A city road Nanjing city Jiangsu province 210033 Qixia Xianlin University No. 7 Co-patentee before: NANJING CEC PANDA FPD TECHNOLOGY Co.,Ltd. Patentee before: Nanjing East China Electronic Information Technology Co.,Ltd. |
|
TR01 | Transfer of patent right |