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. 22, 2017
Filed:
Apr. 26, 2016
Applicant:
Infineon Technologies Ag, Neubiberg, DE;
Inventor:
Jakob Huber, Beyharting, DE;
Assignee:
Infineon Technologies AG, Neubiberg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/18 (2006.01); H01L 29/66 (2006.01); H01L 29/868 (2006.01); H01L 27/02 (2006.01);
U.S. Cl.
CPC ...
H01L 29/6609 (2013.01); H01L 27/0255 (2013.01); H01L 29/868 (2013.01);
Abstract
A method for manufacturing an electrical device is disclosed. In an embodiment, the method includes providing a first layer of a first conductivity type, providing an intrinsic layer onto the first layer, providing one or more trenches into the intrinsic layer, filling the one or more trenches with a material of a second conductivity type opposite to the first conductivity type, and providing a second layer of a second conductivity type onto the intrinsic layer.