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.:
Date of Patent:
Nov. 11, 2003
Filed:
May. 06, 2002
Applicant:
Inventors:
Moritz Haupt, München, DE;
Anja Morgenschweis, Dresden, DE;
Dietmar Ottenwälder, Dresden, DE;
Uwe Schröder, Dresden, DE;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/138 ;
U.S. Cl.
CPC ...
H01L 2/138 ;
Abstract
A method for improving a doping profile using gas phase doping is described. In the method, silicon nitride and/or products of decomposition from a silicon nitride deposition are introduced in a process chamber before or during the actual gas phase doping. This allows the doping profile to be significantly improved.