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Method and device for carrying out security procedures involving mobile stations in hybrid cellular telecommunication systems |
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2009-09-15 |
| 7436807 |
Communication network |
Timo Hanninen, Markku Rautiola, Tapio Siik, Petri Uosukainen, Hannu Honkala +2 more |
2008-10-14 |
| 7420964 |
Arranging packet data connections in office system |
Petteri Zilliacus, Markku Rautiola |
2008-09-02 |
| 7171209 |
System and method for allowing subscribers to make internal calls while roaming to other networks |
Raili Numminen, Pekka Rissanen |
2007-01-30 |
| 7092709 |
Handover of a mobile station from an internal cellular communication system to an external cellular communication system |
Hannu Honkala, Timo Hanninen, Roy Mickos, Markku Rautiola, Pekka Rissanen +2 more |
2006-08-15 |
| 6813496 |
Network access control |
Raili Numminen, Tero Rantala |
2004-11-02 |
