Semiconductor device manufacturing: process – Coating with electrically or thermally conductive material – To form ohmic contact to semiconductive material
Reexamination Certificate
2006-12-27
2008-10-21
Kebede, Brook (Department: 2823)
Semiconductor device manufacturing: process
Coating with electrically or thermally conductive material
To form ohmic contact to semiconductive material
C438S685000, C257SE21040
Reexamination Certificate
active
07439175
ABSTRACT:
A method for forming a thin film of a semiconductor device is provided. The method includes forming a TaN film on a semiconductor substrate, and converting a portion of the TaN film into a Ta film by reacting the TaN film with NO2. The Ta film is formed to have a thickness which is about half of the thickness of the TaN film.
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Dongbu Electronics Co. Ltd.
Finnegan Henderson Farabow Garrett & Dunner L.L.P.
Kebede Brook
Parendo Kevin A
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