Semiconductor device manufacturing: process – Coating with electrically or thermally conductive material – To form ohmic contact to semiconductive material
Reexamination Certificate
2005-04-12
2005-04-12
Ghyka, Alexander (Department: 2812)
Semiconductor device manufacturing: process
Coating with electrically or thermally conductive material
To form ohmic contact to semiconductive material
C438S681000, C438S785000
Reexamination Certificate
active
06878625
ABSTRACT:
In a semiconductor device manufacturing apparatus comprising at least a reaction chamber and a substrate holder located within the reaction chamber, a silicon nitride film is deposited on the substrate holder within the reaction chamber, and then, a semiconductor substrate is put on the silicon nitride film of the substrate holder within the reaction chamber. A titanium film or a titanium nitride film is deposited on the semiconductor substrate within the reaction chamber, by a chemical vapor deposition process using a titanium halide as a raw material gas.
REFERENCES:
patent: 5420072 (1995-05-01), Fiordalice et al.
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patent: 63-53272 (1988-03-01), None
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patent: 3183151 (1991-08-01), None
patent: 05-315267 (1993-11-01), None
Ghyka Alexander
Hayes & Soloway P.C.
NEC Electronics Corporation
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