Qualifying patterns, patterning processes, or patterning apparatus in the fabrication of microlithographic patterns

Methods that include acquiring aerial images of a reticle for different values of a member of a set of lithographic variables are provided. One method also includes determining a presence of an anomaly in a design pattern of the reticle by comparing at least one pair of the aerial images correspondi...

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Bibliographische Detailangaben
Hauptverfasser: VON DEN HOFF MIKE, WILEY JIM, PETERSON INGRID B
Format: Patent
Sprache:eng
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