| 基于机器视觉的IC快速定位检测 |
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| 引用本文： | 冯振伟. 基于机器视觉的IC快速定位检测[J]. 华北水利水电学院学报, 2011, 32(2): 99-100 |
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| 作者姓名： | 冯振伟 |
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| 作者单位： | 郑州轻工业学院机电工程学院,河南,郑州,450002 |
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| 基金项目： | 郑州轻工业学院科研基金项目 |
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| 摘 要： | 针对视觉检测中IC元件定位图像特征,提出了一种亚像素级圆形定位标志快速精确的检测方法,将点Hough变换的快速性和亚像素检测的精确性有机结合,提高了检测效率.实验结果表明,该方法具有效性和可靠性,为进一步检测芯片缺陷提供了保障.
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| 关 键 词： | 机器视觉 元件定位 Hough变换 最小二乘法 |
Rapid Positioning Detection of IC Based on Machine Vision |
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| FENG Zhen-wei. Rapid Positioning Detection of IC Based on Machine Vision[J]. Journal of North China Institute of Water Conservancy and Hydroelectric Power, 2011, 32(2): 99-100 |
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| Authors: | FENG Zhen-wei |
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| Affiliation: | FENG Zhen-wei(Faculty of Electrical and Mechanical Engineering,Zhengzhou Institute of Light Industry,Zhengzhou 450002,China) |
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| Abstract: | For image features of IC element positioning in vision detection,and a quick and accurate detection method used a round positioning mark in sub-pixel level was put forward,which improved detection efficiency by combining the quickness of Hough transform of points with the accuracy of sub-pixel detection.Test results showed that the method was valid and reliable and provided an accuracy guarantee for further detecting chip defects. |
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| Keywords: | machine vision IC element positioning Hough transform least square method |
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