针对划切设备加工中的一种常见材料LED 蓝宝石晶圆,来实现全自动对准与划切的要求,对于如何通过晶圆图像进行定位对准,详细阐述了一种基于边缘检测和模板匹配的定位方法。%Be aim to the request of the consum ers about autom atically ororientation and incision on the LED sapphire w afer,this article discuss an im age ororientation m ethod based on edge abstracting and pattern m atching.
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