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公开(公告)号:US20050028594A1
公开(公告)日:2005-02-10
申请号:US10633414
申请日:2003-08-04
申请人: Chih-Kun Chen , Yao-Hsiung Kung , Tun Lo
发明人: Chih-Kun Chen , Yao-Hsiung Kung , Tun Lo
CPC分类号: G01N29/223 , G01N29/07 , G01N29/44 , G01N2291/0237 , G01N2291/044 , G01N2291/2697 , G01N2291/2698
摘要: The present invention provides an apparatus for detecting flaws in a wafer. The apparatus has a detection platform for holding a wafer positioned thereon, a cross-bar ultrasonic detection device positioned above the detection platform for emitting and receiving an ultrasonic wave reflected by a wafer; and a microprocessor for processing the reflected ultrasonic and transmits to a monitor.
摘要翻译: 本发明提供了一种用于检测晶片中的缺陷的装置。 该装置具有用于保持位于其上的晶片的检测平台,位于检测平台上方的横杆式超声波检测装置,用于发射和接收由晶片反射的超声波; 以及用于处理反射的超声波并传送到监视器的微处理器。