Method and apparatus for source identification for key handling following a handover failure
US8732465B2 · kind B2 · utility
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2References
16Claims
0Family size
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Key dates
| Filing date | Jul 28, 2010 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | Jul 28, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/0431
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of enabling key handling for a handover between different domains may include determining whether an indication of a potential key mismatch is present responsive to an attempt to conduct a handover between a first domain and a second domain, and defining validity of a most recent key set used for ciphering communication between a mobile terminal and a network device based on a result of the determining.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.