Inline chamber metrology

Embodiments of the present disclosure relate to inspection of substrates undergoing vacuum processing. In one embodiment, a processing chamber includes a first view port to enable an emitter of electromagnetic radiation to illuminate a substrate in the processing chamber, a second view port to enabl...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Prerna Sonthalia Goradia, Robert Jan Visser, Avishek Ghosh
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Embodiments of the present disclosure relate to inspection of substrates undergoing vacuum processing. In one embodiment, a processing chamber includes a first view port to enable an emitter of electromagnetic radiation to illuminate a substrate in the processing chamber, a second view port to enable a detector to detect electromagnetic radiation scattered from the substrate, the electromagnetic radiation emitter, and the detector.