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:
Nov. 26, 2013

Filed:

Sep. 16, 2009
Applicant:

Hubert Enichlmair, Graz, AT;

Inventor:

Hubert Enichlmair, Graz, AT;

Assignee:

AMS AG, Unterpremstaetten, AT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/62 (2006.01); H01L 29/72 (2006.01); H01L 29/74 (2006.01); H01L 31/111 (2006.01); H01L 29/73 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor body includes a protective structure. The protective structure () includes a first and a second region () which have a first conductivity type and a third region () that has a second conductivity type. The second conductivity type is opposite the first conductivity type. The first and the second region () are arranged spaced apart in the third region (), so that a current flow from the first region () to the second region () is made possible for the limiting of a voltage difference between the first and the second region (). The protective structure includes an insulator () that is arranged on the semiconductor body () and an electrode () that is constructed with floating potential and is arranged on the insulator ().


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