DEVICE MANUFACTURING METHODS

A device manufacturing method, the method comprising: obtaining a measurement data time series of a plurality of substrates on which an exposure step and a process step have been performed; obtaining a status data time series relating to conditions prevailing when the process step was performed on a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: RAHMAN, Rizvi, CEKLI, Hakki Ergün, GROUWSTRA, Cédric Désiré
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A device manufacturing method, the method comprising: obtaining a measurement data time series of a plurality of substrates on which an exposure step and a process step have been performed; obtaining a status data time series relating to conditions prevailing when the process step was performed on at least some of the plurality of substrates; applying a filter to the measurement data time series and the status data time series to obtain filtered data; and determining, using the filtered data, a correction to be applied in an exposure step performed on a subsequent substrate.