Semiconductor structure having a source and a drain with reverse facets

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United States of America Patent

PATENT NO 9190471
SERIAL NO

13446350

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Abstract

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A semiconductor structure including a semiconductor wafer. The semiconductor wafer includes a gate structure, a first trench in the semiconductor wafer adjacent to a first side of the gate structure and a second trench adjacent to a second side of the gate structure, the first and second trenches filled with a doped epitaxial silicon to form a source in the filled first trench and a drain in the filled second trench such that each of the source and drain are recessed and have an inverted facet. In a preferred exemplary embodiment, the epitaxial silicon is doped with boron.

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Patent Owner(s)

  • GLOBALFOUNDRIES INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Adam, Thomas N Slingerlands, US 146 2299
Cheng, Kangguo Schenectady, US 3065 29546
Khakifirooz, Ali Mountain View, US 841 11850
Li, Jinghong Poughquag, US 30 585
Reznicek, Alexander Mount Kisco, US 1406 11101

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