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:
Aug. 13, 2024
Filed:
Jun. 30, 2020
Nec Corporation, Tokyo, JP;
Hironori Ito, Tokyo, JP;
Anand Raghawa Prasad, Tokyo, JP;
Naoaki Suzuki, Tokyo, JP;
Andreas Kunz, Heidelberg, DE;
NEC CORPORATION, Tokyo, JP;
Abstract
An object is to provide a key generation method capable of maintaining a high security level in each of sliced networks when network slicing is applied to a core network. A key generation method according to this disclosure specifies network slice identification information indicating a network slice system that provides a service to be used by a communication terminal () among a plurality of network slice systems included in a core network () and, using the network slice identification information, generates a service key to be used for security processing in the network slice system indicated by the network slice identification information.