Authentication vector generating device, subscriber authentication module, mobile communication system, and authentication vector generation method
US7974603B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 26, 2007 |
| Grant date | Jul 5, 2011 |
| Priority date | — |
| Expiry date | Oct 28, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/126
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
To stop functions of a subscriber authentication module regardless of whether a roaming network is based on IMT-2000 or GSM.HLR of a mobile communication network based on IMT-2000 has a stop information addition part instructing a RAND field of an authentication vector used for authentication of USIM to cause part or all of functions in the subscriber authentication module to stop. The USIM mounted in a mobile terminal has a function stop part executing to cause part or all of functions of the subscriber authentication module to stop, an identification part that refers to information identifying stop information contained in received data and transmits the stop information to a function stop part, and an operation part for performing a predetermined operation using the received data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.