发明名称 Method of inspecting pattern and inspecting instrument
摘要 A pattern inspection system for inspecting a substrate surface on which a predetermined pattern is formed with radiation of an electron beam and an optical beam. the pattern inspection system includes a radiation and which radiates an electron beam to the substrate, a detection unit which detects a secondarily generated signal attributable to the radiation of the electron beam, a retrieval unit which retrieves an image from the signal detected by the detection unit, and an image processing unit which classifies the retrieved image depending on a type of the image.
申请公布号 US6777677(B2) 申请公布日期 2004.08.17
申请号 US20030463576 申请日期 2003.06.18
申请人 发明人
分类号 G01Q30/02;G01N21/956;G01N23/20;G01N23/225;G01Q30/04;G01Q30/20;G01R1/06;G01R31/302;H01L21/027;H01L21/66;(IPC1-7):H01J37/28 主分类号 G01Q30/02
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