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:
Jan. 28, 2025

Filed:

Sep. 21, 2020
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Jens Baringhaus, Sindelfingen, DE;

Daniel Krebs, Aufhausen, DE;

Dick Scholten, Stuttgart, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/76 (2006.01); H01L 29/417 (2006.01); H01L 29/66 (2006.01); H01L 29/78 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7856 (2013.01); H01L 29/41791 (2013.01); H01L 29/66795 (2013.01);
Abstract

A vertical field-effect transistor. The transistor includes: a drift region having a first conductivity type; a semiconductor fin on or over the drift region; and a source/drain electrode on or over the semiconductor fin, the semiconductor fin having an electrically conductive region that connects the source/drain electrode to the drift region in electrically conductive fashion, and having a limiting structure that is formed laterally next to the electrically conductive region and that extends from the source/drain electrode to the drift region, the limiting structure being set up to limit a conductive channel of the vertical field-effect transistor in the semiconductor fin to the area of the electrically conductive region.


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