Relay with efficient service roaming handling

• US 8,909,134 B2
• Filed: 08/23/2012
• Issued: 12/09/2014
• Est. Priority Date: 08/23/2012
• Status: Active Grant

• Current Assignee: Malikie Innovations Limited (Key Patent Innovations Limited)
• Original Assignee: Blackberry Limited
• Inventors: Poghosyan, Areg
• Primary Examiner(s): LE, NHAN T
• Application Number:
  US13/592,760
• Publication Number:
  US 20140057552A1
• Time in Patent Office: 838 Days
• Field of Search: 455/422.1, 455/427, 455/428, 455/432.1, 455/433, 455/11.1, 455/12.1, 455/13.1, 455/550.1, 455/552.1, 455/553.1
• US Class Current: 455/13.1
• CPC Class Codes: H04W 40/02 Communication route or path selection, e.g. power-based or shortest path routing
• CPC Class Codes: H04W 84/047 using dedicated repeater stations

Abstract

A relay device and system with efficient service roaming handling, and methods there for, are provided. The relay device comprises: a processor; a communication interface for communicating with at least a first relay and a second relay, the first relay for relaying messages to a service device; and, a plurality of connection objects, including at least a first connection object for relaying first messages to the first relay and a second connection object for relaying second messages to the second relay, the processor enabled to: receive a service roaming indication that the service device has roamed from the first relay to the second relay; and, in response, communicate only with the first connection object to reroute the first messages associated with the service device to the second relay.

Claims

1. A relay device comprising:

a processor;

a communication interface for communicating with at least a first relay and a second relay, the first relay for relaying messages to a service device; and

,

a plurality of connection objects, including at least a first connection object for relaying first messages to the first relay, a second connection object for relaying second messages to the second relay, and a third connection object for receiving third messages from the first relay, the third messages including service messages, from the service device, intended to cause a communications device to connect with the service device via the first relay,

the processor enabled to;

receive a service roaming indication that the service device has roamed from the first relay to the second relay; and

, in response to receiving the service roaming indication;

communicate only with the first connection object and the third connection object to reroute the first messages associated with the service device to the second relay, and delete the service messages.

2. The relay device of claim 1, further comprising one or more of a router and a switch.

3. A relay system comprising:

a service device;

a first relay;

a second relay in communication with the first relay and the service device, the second relay enabled to relay messages to the service device; and

,

a third relay in communication with at least the first relay,

the first relay comprising;

a processor;

a communication interface for communicating with at least the second relay and the third relay; and

,

a plurality of connection objects, including at least a first connection object for relaying first messages to the second relay, a second connection object for relaying second messages to the third relay, and a third connection object for receiving third messages from the second relay, the third messages including service messages, from the service device, intended to cause a communications device to connect with the service device via the second relay

the processor enabled to;

receive a service roaming indication that the service device has roamed from the second relay to the third relay; and

, in response to receiving the service roaming indication;

communicate only with the first connection object and the third connection object to reroute the first messages associated with the service device to the third relay and delete the service messages.

4. The relay system of claim 3, wherein the second relay comprises:

a respective processor;

a respective communication interface for communicating with at least the first relay and the service device; and

,

a plurality of respective connection objects, including at least inbound connection objects for receiving service messages from other relays, including at least the first relay,

the respective processor enabled to;

receive the service roaming indication; and

, in response, take no action associated with the inbound connection objects.

5. The relay system of claim 3, wherein the third relay comprises:

a respective processor;

a respective communication interface for communicating with at least the first relay, the second connection object and the service device when the service device roams to the third relay; and

,

a plurality of respective connection objects, including at least a first respective connection object for relaying respective first messages to the second relay, the respective processor enabled to;

determine that the respective communication interface is in communication with the service device; and

, in response,

communicate only with the first respective connection object to reroute the respective first messages, associated with the service device, to the service device.

6. The relay system of claim 5, wherein the plurality of respective connection objects at the third relay further includes a second respective connection object for receiving respective second messages from the second relay, the third messages including service messages, from the service device, intended to cause a communications device to connect with the service device via the second relay, the respective processor further enabled to communicate only with the first respective connection object and the second respective connection object to reroute first respective messages to the service device and delete the service messages.

7. The relay system of claim 3, wherein each of the first relay, the second relay and the third relay further comprises one or more of a respective router and a respective switch.

8. A method comprising:

receiving a service roaming indication at a first relay, that a service device has roamed from a second relay to a third relay, the first device comprising;

a processor;

a communication interface for communicating with at least the second relay and the third relay, the second relay for relaying messages to the service device; and

, a plurality of connection objects, including at least a first connection object for relaying first messages to the second relay and a second connection object for relaying second messages to the third relay; and

, in response to receiving the service roaming indication at the first relay,

the processor communicating only with the first connection object and a third connection object to reroute the first messages associated with the service device to the third relay and delete the service messages, wherein the plurality of connection objects further includes the third connection object for receiving the third messages from the second relay, the third messages including the service messages, from the service device, intended to cause a communications device to connect with the service device via the second relay.

9. The method of claim 8, further comprising:

receiving the service roaming indication at the second relay; and

, in response,

take no action, at the second relay, associated with inbound connection objects, wherein the second relay comprises;

a respective processor;

a respective communication interface for communicating with at least the first relay and the service device; and

, a plurality of respective connection objects, including at least the inbound connection objects for receiving service messages from other relays, including at least the first relay.

10. The method of claim 8, further comprising:

determining, at the third relay, that a respective communication interface is in communication with the service device; and

, in response,

a respective processor communicating only with a first respective connection object to reroute respective first messages, associated with the service device, to the service device, the third relay comprising;

the respective processor;

a respective communication interface for communicating with at least the service device when the service device roams to the third relay; and

, a plurality of respective connection objects, including at least the first respective connection object for relaying respective first messages to the second relay.

11. The method of claim 10, further comprising:

the respective processor communicating only with the first respective connection object and a second respective connection object to reroute first respective messages to the service device and delete the service messages, wherein the plurality of respective connection objects at the third relay further includes the second respective connection object for receiving respective second messages from the second relay, the third messages including the service messages, from the service device, intended to cause a communications device to connect with the service device via the second relay.

12. A non-transitory computer program product, comprising a computer usable medium having a computer readable program code adapted to be executed to implement a method comprising:

receiving a service roaming indication at a first relay, that a service device has roamed from a second relay to a third relay, the first device comprising;

a processor;

a communication interface for communicating with at least the second relay and the third relay, the second relay for relaying messages to the service device; and

, a plurality of connection objects, including at least a first connection object for relaying first messages to the second relay and a second connection object for relaying second messages to the third relay; and

, in response to receiving the service roaming indication at the first relay,

the processor communicating only with the first connection object and a third connection object to reroute the first messages associated with the service device to the third relay and delete the service messages, wherein the plurality of connection objects further includes the third connection object for receiving the third messages from the second relay, the third messages including the service messages, from the service device, intended to cause a communications device to connect with the service device via the second relay.

13. The non-transitory computer program product of claim 12, the method further comprising:

receiving the service roaming indication at the second relay; and

, in response,

take no action, at the second relay, associated with inbound connection objects, wherein the second relay comprises;

a respective processor;

a respective communication interface for communicating with at least the first relay and the service device; and

, a plurality of respective connection objects, including at least the inbound connection objects for receiving service messages from other relays, including at least the first relay.

14. The non-transitory computer program product of claim 12, the method further comprising:

determining, at the third relay, that a respective communication interface is in communication with the service device; and

, in response,

a respective processor communicating only with a first respective connection object to reroute respective first messages, associated with the service device, to the service device, the third relay comprising;

the respective processor;

a respective communication interface for communicating with at least the service device when the service device roams to the third relay; and

, a plurality of respective connection objects, including at least the first respective connection object for relaying respective first messages to the second relay.

15. The non-transitory computer program product of claim 14, the method further comprising:

the respective processor communicating only with the first respective connection object and a second respective connection object to reroute first respective messages to the service device and delete the service messages, wherein the plurality of respective connection objects at the third relay further includes the second respective connection object for receiving respective second messages from the second relay, the third messages including the service messages, from the service device, intended to cause a communications device to connect with the service device via the second relay.