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:
Sep. 02, 2025
Filed:
Mar. 15, 2021
Applicant:
Siemens Mobility Gmbh, Munich, DE;
Inventors:
Assignee:
Siemens Mobility GmbH, Munich, DE;
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 9/06 (2006.01); H04L 9/14 (2006.01); H04L 9/40 (2022.01); H04L 47/12 (2022.01);
U.S. Cl.
CPC ...
H04L 9/0891 (2013.01); H04L 9/0637 (2013.01); H04L 9/0822 (2013.01); H04L 9/0825 (2013.01); H04L 9/14 (2013.01); H04L 47/12 (2013.01); H04L 63/0442 (2013.01);
Abstract
A method includes: A) establishing a data connection between a first communication partner and a second communication partner by use of a connection key, B) the first communication partner and/or the second communication partner encrypts the connection key for the data connection by use of an additional key, and C) the first communication partner transmits a message, which contains an unencrypted part and a part encrypted by use of the connection key, to the second communication partner. The unencrypted part of the message contains the connection key encrypted by means of the additional key.