Semiconductor device manufacturing: process – Coating with electrically or thermally conductive material – To form ohmic contact to semiconductive material
Reexamination Certificate
2011-06-14
2011-06-14
Parker, Kenneth A (Department: 2815)
Semiconductor device manufacturing: process
Coating with electrically or thermally conductive material
To form ohmic contact to semiconductive material
C257S750000
Reexamination Certificate
active
07960279
ABSTRACT:
In a semiconductor having a multilayer wiring structure device on a semiconductor substrate, the multilayer wiring structure includes an interlayer insulating film having at least an organic siloxane insulating film. The organic siloxane insulating film has a relative dielectric constant of 3.1 or less, a hardness of 2.7 GPa or more, and a ratio of carbon atoms to silicon atoms between 0.5 and 1.0, inclusive. Further, the multilayer wiring structure may include an insulating layer having a ratio of carbon atoms to silicon atoms not greater than 0.1, the insulating layer being formed on the top surface of the organic siloxane insulating film as a result of carbon leaving the organic siloxane insulating film.
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Furusawa Takeshi
Goto Kinya
Matsuura Masazumi
Miura Noriko
Ho Anthony
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Parker Kenneth A
Renesas Electronics Corporation
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