发明名称 Method for inspection of periodic grating structures on lithography masks
摘要 The invention relates to a method for inspection of periodic structures on lithography masks using a microscope with adjustable illumination and an operating element for movement of a mechanical stage with the lithography mask attached to it in order to record images of the lithography mask at a computer-controlled location on the lithography mask. The position, the size and the pitch specification of the lithography mask are stored.
申请公布号 US7262850(B2) 申请公布日期 2007.08.28
申请号 US20030735414 申请日期 2003.12.12
申请人 INFINEON TECHNOLOGIES AG 发明人 DETTMANN WOLFGANG;KOEHLE RODERICK;VERBEEK MARTIN
分类号 G01B11/00;G03F1/00 主分类号 G01B11/00
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