Systems, methods, and computer readable media for providing dynamic steering of roaming in a telecommunications network

• US 9,008,653 B2
• Filed: 08/17/2009
• Issued: 04/14/2015
• Est. Priority Date: 08/15/2008
• Status: Active Grant

• Current Assignee: Tekelec
• Original Assignee: Tekelec
• Inventors: Sparks, Robert J., Marsico, Peter J.
• Primary Examiner(s): Gonzalez, Amancio
• Application Number:
  US12/542,667
• Publication Number:
  US 20100075669A1
• Time in Patent Office: 2,066 Days
• Field of Search: 455/433, 455/422.1, 455/435.2, 455/432.1, 370/338
• US Class Current: 455/432.1
• CPC Class Codes: H04W 36/14 Reselecting a network or an air interface
• CPC Class Codes: H04W 48/08 Access restriction or access information delivery, e.g. discovery data delivery signalling during connection H04W76/00
• CPC Class Codes: H04W 8/10 between location register and external networks
• CPC Class Codes: H04W 8/183 Processing at user equipment or user record carrier
• CPC Class Codes: H04W 8/20 Transfer of user or subscriber data
• CPC Class Codes: H04W 88/06 adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

Abstract

Systems, methods, and computer readable media for providing dynamic steering of roaming in a telecommunications network are disclosed. According to one aspect, a method for providing dynamic steering or roaming in a telecommunications network includes a method for providing dynamic steering or roaming in a telecommunications network. The method includes, at a mobile telecommunications device, the device being associated with a subscriber of a first network, detecting a trigger condition for updating a roaming preference, where the trigger condition is not controlled by the operator of the first network, determining an identity of a second network, and performing at least one of: making a change to a preferred roaming network for the device by setting the second network as a preferred roaming network for the device, and connecting to the second network.

Claims

1. A method for providing dynamic steering or roaming in a telecommunications network, the method comprising:

at a mobile telecommunications device, the device being associated with a subscriber of a first network;

detecting a trigger condition, wherein detecting the trigger condition comprises receiving, via scanning of a bar code by a camera or optical scanner included within or attached to the mobile telecommunications device, information for updating a roaming preference; and

in response to detecting the trigger condition, determining an identity of a second network, adding the second network as a preferred roaming network for the device, connecting to the second network wherein the identity of the second network is determined using network-identifying information that is provided to the mobile telecommunications device by a source other than the operator of the first network and by the scanning of the bar code, the second network being a mobile virtual network operated by a mobile virtual network operator, and generating a notification message identifying the mobile virtual network operator and a retailer.

2. The method of claim 1 wherein detecting a trigger condition for updating roaming preference comprises receiving, from the source other than an operator of the first network, information associated with an identity of the second network that is different from the first network and wherein determining an identity of a second network comprises using the information to determine the identity of the second network.

3. The method of claim 2 wherein the information associated with an identity of the second network comprises at least one of:

a name of the second network;

a frequency band used by the second network;

a sub-band used by the second network;

information identifying an operator of the second network;

a directory number (DN);

a short code;

an address of a network node associated with the second network;

and

information identifying the second network.

4. The method of claim 2 wherein determining an identity of the second network comprises using the received information as the identity of the second network.

5. The method of claim 1 wherein determining an identity of the second network comprises sending a query to a roaming network selection controller for providing dynamic steering or roaming in the telecommunications network and receiving from the roaming network selection controller information identifying the second network.

6. The method of claim 5 wherein the query includes at least one of information identifying the device or subscriber and the information associated with the second network.

7. The method of claim 5 wherein the query message comprises one of:

an unstructured supplementary service data (USSD) message;

a short message service (SMS) message;

an instant messaging (IM) message; and

a session initiation protocol (SIP) message.

8. The method of claim 5 wherein the query message is sent automatically by the device in response to receiving the information associated with an identity of the second network that is different from the home network.

9. The method of claim 5 wherein the query message is a short message service (SMS) message sent by the subscriber.

10. The method of claim 9 wherein the SMS message is sent to a short code.

11. The method of claim 5 wherein the roaming network selection controller comprises a steering of roaming (SOR) gateway.

12. The method of claim 5 wherein the roaming network selection controller comprises at least one of:

an unstructured supplementary service data (USSD) gateway;

a short message service (SMS) gateway;

a signaling network routing node;

a short message service center (SMSC);

a message server;

a signaling system 7 (SS7) node;

an Internet protocol (IP) node;

a session initiation protocol (SIP) node; and

an IP multimedia subsystem (IMS) node.

13. The method of claim 1 wherein adding the second network as a preferred roaming network for the device comprises updating a list of preferred roaming networks for the device.

14. The method of claim 13 wherein updating the list of preferred roaming networks for the device comprises modifying one of a network selection list of the device and a preferred roaming list (PRL) of the device.

15. The method of claim 13 wherein updating the list of preferred roaming networks for the device comprises modifying information maintained on one of a subscriber identity module (SIM) and a removable user identity module (RUIM) associated with the device.

16. The method of claim 1 wherein the first network comprises a home network of the subscriber and the second network comprises a roaming network of the subscriber.

17. The method of claim 1 wherein the notification message indicates the change or connection to the preferred roaming network for the device.

18. The method of claim 17 wherein the notification message is sent to at least one of:

a home location register (HLR);

a home subscriber server (HSS);

a usage database;

a measurements database;

a billing database;

a roaming agreement system; and

a network operations center (NOC).

19. The method of claim 17 wherein the notification message comprises a roaming update message.

20. The method of claim 19 wherein the roaming update message includes at least one of:

information identifying the subscriber;

and

a timestamp.

21. The method of claim 17 comprising receiving an electronic coupon at the device in response to sending the notification message.

22. A network element for providing dynamic steering or roaming in a telecommunications network, the network element comprising:

a communications interface for sending and receiving messages within a telecommunications network; and

a steering and roaming module for receiving, from the communications interface, a first message sent by a mobile telecommunications device associated with a subscriber of a home network, the first message including network-identifying information that is provided to the mobile telecommunications device by a source other than the operator of the first network via a bar code scanned by a camera or optical scanner included within or attached to the mobile telecommunications device, the bar code including the network identifying information and that is associated with a mobile virtual network that is different from the home network and that is operated by a mobile virtual network operator, the first message further including information identifying a retailer and, responsive to receiving the first message, using the network-identifying information to identify the mobile virtual network, which is different from the home network, and sending, to the device, a second message including information identifying the mobile virtual network.

23. The network element of claim 22 wherein at least one of the first and second messages comprises at least one of:

an unstructured supplementary service data (USSD) message;

a short message service (SMS) message;

an instant messaging (IM) message; and

a session initiation protocol (SIP) message.

24. The network element of claim 22 wherein the information associated with the mobile virtual network, which is different from the home network comprises at least one of:

a name of the mobile virtual network;

a frequency band used by the mobile virtual network;

a sub-band used by the mobile virtual network; and

information identifying an operator of the mobile virtual network.

25. The network element of claim 22 wherein the steering and roaming module is configured to send, responsive to receiving the first message, a third message notifying a network operator of the home network of the change of preferred roaming network for the device.

26. The network element of claim 25 wherein the third message comprises a roaming update message.

27. The network element of claim 25 wherein the third message includes at least one of:

information identifying the subscriber;

and

a timestamp.

28. The network element of claim 22 wherein the steering and roaming module is configured to send, responsive to receiving the first message, an electronic coupon to the device.

29. The network element of claim 22 wherein the steering and roaming module is configured to maintain and enforce rules related to device-requested changes to a preferred roaming for the device.

30. The network element of claim 29 wherein the steering and roaming module is configured to:

authorize requests to change a preferred roaming network for a device;

impose a duration of time during which the device may not change its preferred roaming network;

impose a duration of time after which the steering or roaming module will reset or modify a preferred roaming network for the device;

maintain preferred roaming list state information for the device; and

resolve or prioritize a plurality of preferred roaming network update requests by the device.

31. A mobile telecommunications device for operating within a telecommunications network, the device associated with a subscriber of a first network, the device configured to:

detect a trigger condition, wherein detecting the trigger condition comprises receiving, via scanning of a bar code by a camera or optical scanner included within or attached to the mobile telecommunications device, information for updating a roaming preference; and

in response to detecting the trigger condition, determine an identity of a second network, add the second network as a preferred roaming network for the device, connect to the second network, wherein the identity of the second network is determined using network-identifying information that is provided to the mobile telecommunications device by a source other than the operator of the first network and by the scanning of the bar code, the second network being a mobile virtual network operated by a mobile virtual network operator, and generate a notification message identifying the mobile virtual network operator and a retailer.

32. The mobile telecommunications device of claim 31 wherein the identity of the second network that is different from the first network comprises information identifying a roaming network.

33. The mobile telecommunications device of claim 31 wherein setting the second network as a preferred roaming network for the device comprises updating a list of preferred roaming networks for the device.

34. The mobile telecommunications device of claim 33 wherein updating the list of preferred roaming networks for the device comprises modifying one of a network selection list of the device and a preferred roaming list (PRL) of the device.

35. The mobile telecommunications device of claim 33 wherein updating the list of preferred roaming networks for the device comprises modifying information maintained on one of a subscriber identity module (SIM) and a removable user identity module (RUIM) associated with the device.

36. The mobile telecommunications device of claim 31 wherein updating the list of preferred roaming networks for the device based on the received information comprises:

sending a first message to a network element in the telecommunications network, the first message including the received information associated with a network that is different from the home network;

receiving a second message from the network element, the second message including information identifying a roaming network; and

updating a list of preferred roaming networks for the device to establish the identified roaming network as the preferred roaming network for the device.

37. The mobile telecommunications device of claim 31 wherein the information associated with the network that is different from the home network comprises at least one of:

a name of the second network;

a frequency band used by the second network;

a sub-band used by the second network; and

information identifying an operator of the second network.

38. The mobile telecommunications device of claim 31 wherein the first message is sent automatically by the device in response to receiving the information associated with the network that is different from the home network.

39. The mobile telecommunications device of claim 31 wherein the first message is a short message service (SMS) message sent by the subscriber.

40. The mobile telecommunications device of claim 39 wherein the SMS message is sent to a short code.

41. The mobile telecommunications device of claim 31 wherein at least one of the first and second messages comprises at least one of:

an unstructured supplementary service data (USSD) message;

a short message service (SMS) message;

an instant messaging (IM) message; and

a session initiation protocol (SIP) message.

42. The mobile telecommunications device of claim 31 wherein selecting the identified roaming network as the preferred roaming network for the device. comprises modifying a network selection list on a subscriber identity module (SIM) of the device.

43. A system for providing dynamic steering or roaming in a telecommunications network, the system comprising:

a network element for providing dynamic steering or roaming in a telecommunications network; and

a mobile telecommunications device, associated with a subscriber of a first network, for operating within the telecommunications network,

wherein the device sends to the network element a first message including network-identifying information that is provided to the mobile telecommunications device by a source other than the operator of the first network via a bar code scanned by a camera or optical scanner included within or attached to the mobile telecommunications device, the bar code including the network identifying information associated with a second network comprising a mobile virtual network operated by a mobile virtual network operator and that is different from the first network, the first message further including information identifying a retailer, and wherein, responsive to receiving the first message, the network element sends to the device a second message including information identifying the second network, and wherein, responsive to receiving the second message, the device adds the second network as a preferred roaming network for the device and connects to the second network.

44. A non-transitory computer readable medium having stored thereon computer-executable instructions that when executed by the processor of a computer control the computer to perform steps comprising:

at a mobile telecommunications device (device) in a telecommunications network (network), the device being associated with a subscriber of a home network;

detecting a trigger condition, wherein detecting the trigger condition comprises receiving, via scanning of a bar code by a camera or optical scanner included within or attached to the mobile telecommunications device, information for updating a roaming preference; and

in response to detecting the trigger condition, determining an identity of a second network, adding the second network as a preferred roaming network for the device, connecting to the second network, wherein the identity of the second network is determined using network-identifying information that is provided to the mobile telecommunications device by a source other than the operator of the first network and by the scanning of the bar code, the second network being a mobile virtual network operated by a mobile virtual network operator, and generating a notification message identifying the mobile virtual network operator and a retailer.