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:
Apr. 08, 2025
Filed:
Jun. 16, 2020
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Noamen Ben Henda, Vällingby, SE;
Henrik Normann, Malmö, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
A wireless device () performs authentication () with a home network (H) of the wireless device (). The wireless device () encrypts a network slice identifier () with cryptographic key material () that is available from the authentication () with the home network (H) and that is shared between the wireless device () and the home network (H). The wireless device () transmits a message () that includes the encrypted network slice identifier (). In some embodiments, a network node in a serving network (S) of the wireless device () receives the message () and decrypts, or requests decryption of, the encrypted network slice identifier () using cryptographic key material () that is available to the wireless device () from authentication () of the wireless device () with the home network (H) and that is shared between the wireless device () and the home network (H).