Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode
Reexamination Certificate
2005-09-15
2010-11-30
Fahmy, Wael M (Department: 2891)
Active solid-state devices (e.g., transistors, solid-state diode
Field effect device
Having insulated electrode
C257S335000, C438S664000, C438S655000
Reexamination Certificate
active
07843015
ABSTRACT:
An integrated circuit is provided. A gate dielectric is formed on a semiconductor substrate, and a gate is formed over the gate dielectric. A sidewall spacer is formed around the gate and a source/drain junction is formed in the semiconductor substrate using the sidewall spacer. A bottom silicide metal is deposited on the source/drain junction and then a top silicide metal is deposited on the bottom silicide metal. The bottom and top silicide metals are formed into their silicides. A dielectric layer is deposited above the semiconductor substrate and a contact is formed in the dielectric layer to the top silicide.
REFERENCES:
patent: 5646070 (1997-07-01), Chung
patent: 6287967 (2001-09-01), Hsieh et al.
patent: 6468900 (2002-10-01), Bertrand et al.
patent: 6806157 (2004-10-01), Yang et al.
patent: 2003/0151069 (2003-08-01), Sugimae et al.
Besser Paul R.
Chan Simon Siu-Sing
Chiu Robert J.
Frenkel Austin C.
Kammler Thorsten
Fahmy Wael M
Farjami & Farjami LLP
GLOBALFOUNDRIES Inc.
Wright Tucker
LandOfFree
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