Local SCP for a mobile integrated intelligent network
First Claim
1. A service switching means for a mobile integrated intelligent network, comprising:
- a) interrogation means for receiving at least a routable number from a railway operator service control means in accordance with a functional number supplied thereto and for specifying a subscriber to the mobile integrated intelligent network on a functional level, and b) an address storage means for storing an address of said railway operator service control means such that the interrogation is redirected to a local railway operator service control means in the event of international roaming, wherein the address of said local railway operator service control means is stored in subscriber data records, respectively, and wherein the address of said local railway operator service control means is stored in a data entry previously pointing to a service control means in a home public land mobile network of the subscriber using an overwrite mechanism, respectively.
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Accused Products
Abstract
To provide a mobile integrated intelligent network as basis for a pan-European universal railway communication system wherein a local control is enabled for subscribers roaming internationally it is proposed to provide a service switching means (SSF) for this mobile integrated intelligent network with an interrogation means (24) adapted to receive at least a routable number from a service control unit (14) in accordance with a functional number supplied thereto. Further, the service switching unit (SSF) comprises an address storage unit (26; 34-1, . . . , 34-n) storing an address of the service control unit (14) such that the interrogation is directed to a local service control unit (14) in the event of international roaming.
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Citations
14 Claims
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1. A service switching means for a mobile integrated intelligent network, comprising:
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a) interrogation means for receiving at least a routable number from a railway operator service control means in accordance with a functional number supplied thereto and for specifying a subscriber to the mobile integrated intelligent network on a functional level, and b) an address storage means for storing an address of said railway operator service control means such that the interrogation is redirected to a local railway operator service control means in the event of international roaming, wherein the address of said local railway operator service control means is stored in subscriber data records, respectively, and wherein the address of said local railway operator service control means is stored in a data entry previously pointing to a service control means in a home public land mobile network of the subscriber using an overwrite mechanism, respectively. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A service switching means for a mobile integrated intelligent network, comprising:
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a) interrogation means for receiving at least a routable number from a railway operator service control means in accordance with a functional number supplied thereto and for specifying a subscriber to the mobile integrated intelligent network on a functional level, and b) an address storage means for storing an address of said railway operator service control means such that the interrogation is redirected to a local railway operator service control means in the event of international roaming, wherein the address of said local railway operator service control means is stored in subscriber data records, respectively, and wherein the address of said local railway operator service control means stored in a data entry pointing to a service control means in a home public land mobile network of a subscriber is ignored and wherein the address of said local railway operator service control means is read from a general central storage means.
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9. A service switching means for a mobile integrated intelligent network, comprising:
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a) interrogation means for receiving at least a routable number from a railway operator service control means in accordance with a functional number supplied thereto and for specifying a subscriber to the mobile integrated intelligent network on a functional level, b) an address storage means for storing an address of said railway operator service control means such that the interrogation is redirected to a local railway operator service control means in the event of international roaming, c) an interface means for linking the local railway operator service control means to a mobile services switching center of a mobile cellular network, d) a service profile handling means for performing service control for each subscriber with dependency on a registered functional number to the mobile integrated intelligent network, and e) a routing database means for determining a routable number in accordance with a functional number supplied to said local railway operator service control means and for specifying a subscriber to the mobile integrated intelligent network on a functional level. - View Dependent Claims (10, 11, 12, 13, 14)
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Specification