CN112255245B - 一种Mini LED晶圆正反面外观缺陷检测方法及装置 - Google Patents
一种Mini LED晶圆正反面外观缺陷检测方法及装置 Download PDFInfo
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- CN112255245B CN112255245B CN202011513335.5A CN202011513335A CN112255245B CN 112255245 B CN112255245 B CN 112255245B CN 202011513335 A CN202011513335 A CN 202011513335A CN 112255245 B CN112255245 B CN 112255245B
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- mini led
- led wafer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/9501—Semiconductor wafers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
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CN202011513335.5A CN112255245B (zh) | 2020-12-21 | 2020-12-21 | 一种Mini LED晶圆正反面外观缺陷检测方法及装置 |
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CN202011513335.5A CN112255245B (zh) | 2020-12-21 | 2020-12-21 | 一种Mini LED晶圆正反面外观缺陷检测方法及装置 |
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CN112255245A CN112255245A (zh) | 2021-01-22 |
CN112255245B true CN112255245B (zh) | 2021-04-27 |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112927192A (zh) * | 2021-01-29 | 2021-06-08 | 中芯集成电路制造(绍兴)有限公司 | 晶圆墨点标识的方法 |
CN112924472A (zh) * | 2021-02-09 | 2021-06-08 | 惠州高视科技有限公司 | 一种Mini LED晶圆外观缺陷检测系统及方法 |
TWI808714B (zh) * | 2021-04-08 | 2023-07-11 | 旺矽科技股份有限公司 | 可互換型半導體物料視覺背檢與正檢系統及其設定方法 |
CN113984785A (zh) * | 2021-10-21 | 2022-01-28 | 上海帆声图像科技有限公司 | 模组外观复判检测设备 |
CN114486737B (zh) * | 2022-01-17 | 2022-11-15 | 东莞市合易自动化科技有限公司 | 一种可高精定位MiniLED晶圆晶圆点亮效果的视觉检测设备 |
CN114473241B (zh) * | 2022-03-04 | 2023-11-07 | 安徽熙泰智能科技有限公司 | 一种适用于Micro OLED的亮点修复方法 |
CN114758969B (zh) * | 2022-04-18 | 2023-09-12 | 无锡九霄科技有限公司 | 晶圆片背面视觉检测结构、检测方法和相关设备 |
CN115184376B (zh) * | 2022-07-29 | 2024-09-17 | 昂坤视觉(北京)科技有限公司 | 一种晶圆检测方法和装置 |
CN114994079B (zh) * | 2022-08-01 | 2022-12-02 | 苏州高视半导体技术有限公司 | 一种用于晶圆检测的光学组件和光学系统 |
CN115128099A (zh) * | 2022-08-29 | 2022-09-30 | 苏州高视半导体技术有限公司 | 晶圆缺陷检测方法、晶圆缺陷检测设备及其拍摄装置 |
CN117368231A (zh) * | 2023-12-06 | 2024-01-09 | 深圳市众志自动化设备有限公司 | 一种用于显示屏玻璃的双面aoi检测装置及检测方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101762596A (zh) * | 2010-03-01 | 2010-06-30 | 天津必利优科技发展有限公司 | 晶片外观检测方法 |
CN109406542A (zh) * | 2017-08-16 | 2019-03-01 | 旺矽科技股份有限公司 | 光学检测系统 |
CN111370347A (zh) * | 2020-03-24 | 2020-07-03 | 上海华虹宏力半导体制造有限公司 | 功率器件的失效分析方法 |
CN111982931A (zh) * | 2020-08-27 | 2020-11-24 | 惠州高视科技有限公司 | 一种高精度晶圆表面缺陷检测装置及其检测方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100465612C (zh) * | 2005-06-10 | 2009-03-04 | 联华电子股份有限公司 | 缺陷检测方法 |
KR100846065B1 (ko) * | 2006-12-29 | 2008-07-11 | 주식회사 실트론 | 웨이퍼 검사장치 및 방법 |
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- 2020-12-21 CN CN202011513335.5A patent/CN112255245B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101762596A (zh) * | 2010-03-01 | 2010-06-30 | 天津必利优科技发展有限公司 | 晶片外观检测方法 |
CN109406542A (zh) * | 2017-08-16 | 2019-03-01 | 旺矽科技股份有限公司 | 光学检测系统 |
CN111370347A (zh) * | 2020-03-24 | 2020-07-03 | 上海华虹宏力半导体制造有限公司 | 功率器件的失效分析方法 |
CN111982931A (zh) * | 2020-08-27 | 2020-11-24 | 惠州高视科技有限公司 | 一种高精度晶圆表面缺陷检测装置及其检测方法 |
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Address after: 215163 rooms 101, 102, 901 and 902, floor 1, building 11, 198 Jialingjiang Road, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Gaoshi Technology (Suzhou) Co.,Ltd. Address before: 516000 West Side of the 4th Floor of CD Building, No. 2 South Road, Huatai Road, Huiao Avenue, Huizhou City, Guangdong Province Patentee before: HUIZHOU GOVION TECHNOLOGY Co.,Ltd. |
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Application publication date: 20210122 Assignee: Suzhou Gaoshi Semiconductor Technology Co.,Ltd. Assignor: Gaoshi Technology (Suzhou) Co.,Ltd. Contract record no.: X2021990000430 Denomination of invention: A method and device for detecting front and back appearance defects of mini LED wafer Granted publication date: 20210427 License type: Common License Record date: 20210722 |
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Address after: 215129 Rooms 101, 102, 901, 902, Floor 9, Building 11, No. 198, Jialing River Road, High tech Zone, Suzhou City, Jiangsu Province Patentee after: Gaoshi Technology (Suzhou) Co.,Ltd. Address before: 215163 rooms 101, 102, 901 and 902, floor 1, building 11, 198 Jialingjiang Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: Gaoshi Technology (Suzhou) Co.,Ltd. |