Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2007-04-03
2007-04-03
Ferguson, Keith (Department: 2683)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S436000, C455S437000, C455S440000, C455S422100, C455S432100, C455S439000, C455S443000, C370S331000, C370S332000
Reexamination Certificate
active
10312209
ABSTRACT:
A communication network system is disclosed, which comprises at least two different types of radio access networks attached to a core network. In the network system, a subscriber communicates via a first radio access network with the core network which forces handover of the subscriber to another type of radio access network on the basis of operator specific criteria.
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ETSI, “Change Request 08.08 CR A205”, ETSI STC SMG2 Meeting 3-7 Apr. 2000, Chicago, Illinois, pp. 3-9.
Back Juha
Hulkkonen Tony
Ferguson Keith
Nokia Corporation
Squire Sanders & Dempsey L.L.P.
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