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:
Sep. 02, 2025

Filed:

Dec. 01, 2020
Applicant:

Siemens Mobility Gmbh, Bayern, DE;

Inventors:

Christina Otto, Meunchen, DE;

Heiko Patzlaff, Munich, DE;

Martin Wimmer, Neubiberg, DE;

Rainer Falk, Poing, DE;

David Hingos, East Brunswick, NJ (US);

Omer Metel, Anchorage, KY (US);

Leandro Pfleger De Aguiar, Robbinsville, NJ (US);

Assignee:

Siemens Mobility GmbH, Bayern, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04L 12/46 (2006.01);
U.S. Cl.
CPC ...
H04L 63/1416 (2013.01); H04L 12/4625 (2013.01); H04L 63/1425 (2013.01);
Abstract

A transmission device for transmitting data between a first network and a second includes: a first unidirectional transmission unit which is coupled to the first network and is configured to exclusively receive data transmitted from the first network to the transmission device, a second unidirectional transmission unit which is coupled to the second network and is configured to exclusively send data from the transmission device to the second network, and an identification unit which is located between the first unidirectional unit and the second unidirectional unit and which is configured to receive the data received by the first unidirectional transmission unit and to identify anomalies in the received data. The provided transmission device achieves the reliable, optimized identification of anomalies in the first network and increases security in the identification unit against manipulation and against attacks or intrusion attempts from the second network.


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