INSPECTION TOOL AND INSPECTION METHOD

Apparatuses, systems, and methods for inspecting a semiconductor sample are disclosed. In some embodiments, the sample may comprise a structure having a plurality of openings in a top layer of the structure. In some embodiments, the method may comprise generating an image of the structure using a SE...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WUISTER, Sander Frederik, DILLEN, Hermanus Adrianus, HUISMAN, Thomas Jarik, OORSCHOT, Dorothea Maria Christina
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Apparatuses, systems, and methods for inspecting a semiconductor sample are disclosed. In some embodiments, the sample may comprise a structure having a plurality of openings in a top layer of the structure. In some embodiments, the method may comprise generating an image of the structure using a SEM; inspecting an opening of the plurality of openings by determining a dimension of the opening based on the image and determining an open-state of the opening, based on a contrast of the image; and determining a quality of the opening based on both the determined dimension and the determined open-state of the opening.