发明名称 Post etch inspection system
摘要 Apparatus and method for post etching inspection of electrical circuits including an optical inspection assembly viewing an electrical circuit at various regions thereon and providing output indications of etching characteristics of the electrical circuit at the various regions and output circuitry receiving the output indications of etching characteristics of the electrical circuit at the various regions and providing an output indication of variations in the etching characteristics between at least some of the various regions.
申请公布号 US2001035267(A1) 申请公布日期 2001.11.01
申请号 US20010824500 申请日期 2001.04.02
申请人 ORBOTECH LTD. 发明人 SAVAREIGO NISSIM
分类号 G01N21/956;(IPC1-7):G01L21/30 主分类号 G01N21/956
代理机构 代理人
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