Semiconductor device manufacturing: process – Introduction of conductivity modifying dopant into... – Ion implantation of dopant into semiconductor region
Reexamination Certificate
2009-08-31
2010-11-23
Estrada, Michelle (Department: 2823)
Semiconductor device manufacturing: process
Introduction of conductivity modifying dopant into...
Ion implantation of dopant into semiconductor region
C438S528000, C438S554000, C438S585000, C438S586000, C438S595000, C257SE51005, C257SE29130
Reexamination Certificate
active
07838401
ABSTRACT:
A semiconductor device comprises a field-effect transistor arranged in a semiconductor substrate, which transistor has a gate electrode, source/drain impurity diffusion regions, and carbon layers surrounding the source/drain impurity diffusion regions. Each of the carbon layers is provided at an associated of the source/drain impurity diffusion regions and positioned so as to be offset from the front edge of a source/drain extension in direction away from the gate electrode and to surround as profile the associated source/drain impurity diffusion region.
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Ohta Hiroyuki
Okabe Ken-ichi
Estrada Michelle
Fujitsu Semiconductor Limited
Westerman Hattori Daniels & Adrian LLP
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