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Class 380/248 - Visiting center


Subclass of Class 380 - Cryptography
Definition: Subject matter wherein authorization to a cellular system
No. of applications: 4
Last issue date: 06/24/2010


Application No.Application TitleIssue Date
20100158248MOBILE COMMUNICATIONS SYSTEM, NEXT GENERATION CORE NETWORK, AND HANDOVER METHOD THEREOF
Data forwarded from forward units (133 and 134) of eNodeBs (113 and 114) is decrypted by encryptor (115) which encrypts data to be transmitted to UE (121) via eNodeBs (113 and 114) of Evolved CN (111) and wh...
06/24/2010
20100040230CRYPTOGRAPHIC TECHNIQUES FOR A COMMUNICATIONS NETWORK
Techniques are described for enabling authentication and/or key agreement between communications network stations and service networks. The techniques described include the negotiation and use of a cryptographic primitive shared between a service network and a home envi...
02/18/2010
20060233371Roaming encryption key rekeying apparatus and method
Roaming encryption key rekeying apparatus and method comprising a first system key management facility that communicates to a communication unit roaming information is disclosed. The roaming information is encrypted using a first encryption scheme that is decipherable b...
10/19/2006
20050041808Method and apparatus for facilitating roaming between wireless domains
Roaming between domains may be facilitated by enabling a wireless user to obtain network access in a new foreign domain in connection with transmitting location registration information to a home domain, so that access to the wireless network may be established without ...
02/24/2005
 
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