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:
Aug. 15, 2006
Filed:
Dec. 23, 2003
Applicant:
Michael Rueb, Faak am See, AT;
Inventor:
Michael Rueb, Faak am See, AT;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/425 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for doping a semiconductor body (), in which an n-type doping is introduced into the semiconductor body, which is initially p-doped, for example, by means of ion irradiation preferably with protons, which n-type doping is then cancelled by the action of a laser beam () in specific regions () so that the original p-type doping is present in said regions ().