WAFER EXPOSING METHOD, EUV EXPOSING APPARATUS, AND EB EXPOSING APPARATUS

A wafer exposing method comprising EUV-exposing a product area, which is formed as a product chip, on a wafer and EB-exposing a peripheral area on the wafer, wherein the EB exposure of a wafer different from the wafer being EUV-exposed is performed while the EUV exposure of the wafer is performed.

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: HIGASHIKI TATSUHIKO, INANAMI RYOICHI
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:A wafer exposing method comprising EUV-exposing a product area, which is formed as a product chip, on a wafer and EB-exposing a peripheral area on the wafer, wherein the EB exposure of a wafer different from the wafer being EUV-exposed is performed while the EUV exposure of the wafer is performed.