TWI830730B

The present invention relates to a polishing apparatus having a surface-property measuring device for measuring surface properties of a polishing pad which is used to polish a substrate, such as semiconductor wafer, and a polishing system including such a polishing apparatus. The polishing apparatus...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KAMIKI, KEISUKE, MOTOSHIMA, YASUYUKI, MARUYAMA, TORU
Format: Patent
Sprache:chi
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Beschreibung
Zusammenfassung:The present invention relates to a polishing apparatus having a surface-property measuring device for measuring surface properties of a polishing pad which is used to polish a substrate, such as semiconductor wafer, and a polishing system including such a polishing apparatus. The polishing apparatus includes a surface-property measuring device (30) for measuring surface properties of a polishing pad (2), a support arm (50) for supporting the surface-property measuring device (30), and a moving unit (53) coupled to the support arm (50) and configured to move the surface-property measuring device (30) from a retreat position to a measure position.