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.

Patent No.:

US 8969190 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 03, 2015

Filed:

Aug. 24, 2012
Applicants:

Stephan Kronholz, Dresden, DE;

Joachim Patzer, Langebrueck, DE;

Inventors:

Stephan Kronholz, Dresden, DE;

Joachim Patzer, Langebrueck, DE;

Assignee:

GLOBALFOUNDRIES Inc., Grand Cayman, KY;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed herein are various methods of forming a layer of silicon on a layer of silicon/germanium. In one example, a method disclosed herein includes forming a silicon/germanium material on a semiconducting substrate, after forming the silicon/germanium material, performing a heating process to raise a temperature of the substrate to a desired silicon formation temperature while flowing a silicon-containing precursor and a chlorine-containing precursor into the deposition chamber during the heating process, and, after the temperature of the substrate reaches the desired silicon formation temperature, forming a layer of silicon on the silicon/germanium material.


Find Patent Forward Citations

Kronholz, Stephan. (2015). Methods of forming a layer of silicon on a layer of silicon/germanium (U.S. Patent No. 8969190). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8969190

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