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. 16, 2014
Filed:
Nov. 17, 2010
Applicants:
Jürgen Gessner, Forstinning, DE;
Bernhard Isler, Wilen b. Wollerau, CH;
Frank Liese, Neuried, DE;
Inventors:
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 29/06 (2006.01); H04L 9/30 (2006.01);
U.S. Cl.
CPC ...
H04L 9/083 (2013.01); H04L 63/061 (2013.01); H04L 9/30 (2013.01); H04L 63/0442 (2013.01);
Abstract
A private key and a public key are provided during manufacture of a device and are stored in the device. At least one cryptographic key is subsequently negotiated, the negotiation being security-protected as a function of the generated private key and/or the public key. This method can find application in building automation.