The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 20, 2015

Filed:

May. 29, 2012
Applicants:

Jan Hoentschel, Dresden, DE;

Shiang Yang Ong, Dresden, DE;

Stefan Flachowsky, Dresden, DE;

Thilo Scheiper, Dresden, DE;

Inventors:

Jan Hoentschel, Dresden, DE;

Shiang Yang Ong, Dresden, DE;

Stefan Flachowsky, Dresden, DE;

Thilo Scheiper, Dresden, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/338 (2006.01);
U.S. Cl.
CPC ...
Abstract

A HKMG device with PMOS eSiGe source/drain regions is provided. Embodiments include forming first and second HKMG gate stacks on a substrate, forming a nitride liner and oxide spacers on each side of each HKMG gate stack, performing halo/extension implants at each side of each HKMG gate stack, forming an oxide liner and nitride spacers on the oxide spacers of each HKMG gate stack, forming deep source/drain regions at opposite sides of the second HKMG gate stack, forming an oxide hardmask over the second HKMG gate stack, forming embedded silicon germanium (eSiGe) at opposite sides of the first HKMG gate stack, and removing the oxide hardmask.


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