METHODS OF DETERMINING A MECHANICAL PROPERTY OF A LAYER APPLIED TO A SUBSTRATE, AND ASSOCIATED DEVICES

Disclosed is a method for determining a mechanical property of a layer applied to a substrate. The method comprises obtaining input data comprising metrology data relating to said layer and layout data relating to a layout of a pattern to be applied in said layer. A first model or first model term i...

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Bibliographische Detailangaben
Hauptverfasser: TABERY, Cyrus, Emil, TIMOSHKOV, Vadim Yourievich, KHODKO, Oleksandr, ZHANG, Huaichen, HAUPTMANN, Marc
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:Disclosed is a method for determining a mechanical property of a layer applied to a substrate. The method comprises obtaining input data comprising metrology data relating to said layer and layout data relating to a layout of a pattern to be applied in said layer. A first model or first model term is used to determine a global mechanical property related to said layer based on at least said input data; and at least one second model or at least one second model term is used to predict a mechanical property distribution or associated overlay map based on said first mechanical property and said layout data, the mechanical property distribution describing the mechanical property variation over said layer.