Wireless resource control system

• US 20040054766A1
• Filed: 09/16/2002
• Published: 03/18/2004
• Est. Priority Date: 09/16/2002
• Status: Abandoned Application

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: Vicente, John B.
• Application Number:
  US10/245,352
• Publication Number:
  US 20040054766A1
• Time in Patent Office: Days
• US Class Current: 709/223
• CPC Class Codes: H04L 41/046 comprising network management agents or mobile agents therefor
• CPC Class Codes: H04L 41/0803 Configuration setting
• CPC Class Codes: H04L 41/5009 Determining service level performance parameters or violations of service level contracts, e.g. violations of agreed response time or mean time between failures [MTBF]
• CPC Class Codes: H04W 28/16 Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
• CPC Class Codes: H04W 72/51 based on terminal or device properties
• CPC Class Codes: H04W 72/542 using measured or perceived quality

Abstract

In one embodiment, a multi-tiered wireless resource control system monitors conditions at each of multiple tiers and controls resources at each of multiple tiers based on data collected during monitoring. The multiple tiers of the wireless resource control system include at least a local tier associated with a specific wireless device and a global tier associated with the wireless network.

Claims

1. A system comprising:

a plurality of wireless devices coupled to a wireless network, each of the plurality of wireless devices initiating one or more data flows sent to the wireless network; and

a multi-tiered wireless resource control service, coupled to the wireless network, to monitor, at each of multiple tiers, conditions pertaining to data flows originated from the plurality of wireless devices, and to control resources at said each of multiple tiers based on the monitoring, the multiple tiers comprising at least a first tier associated with the wireless network and a second tier associated with one of the plurality of wireless devices.

2. The system of claim 1 wherein the multiple tiers further comprises a third tier associated with an application running on the one of the plurality of wireless devices.

3. The system of claim 1 wherein the multi-tiered wireless resource control service is to control resources at said each of multiple tiers at a time scale specific to said each of multiple tiers.

4. The system of claim 3 wherein the multi-tiered wireless resource control service is further to provide exchange of data between the multiple tiers, the data comprising at least one of the adjusted set of policies, the monitoring results, and a request to reconfigure a component of the multi-tiered wireless resource control service that operates at a lower tier within the multiple tiers.

5. The system of claim 2 wherein the multi-tiered wireless resource control service comprises:

a wireless resource manager (WRM) operating at the first tier to manage global resources associated with the wireless network; and

a plurality of WRM agents, each of the plurality of WRM agents operating at the second tier to manage local resources associated with a corresponding one of the plurality of wireless devices based on local conditions and a set of policies received from the WRM, each of the plurality of WRM agents further operating at the third to facilitate adaptation of one or more data flows associated with an application running on the corresponding one of the plurality of wireless devices.

6. The system of claim 5 wherein each of the plurality of WRM agents operates in cooperation with a set of protocol stack layer entities including:

a programmable transport layer entity to employ alternative transport layer control schemes in real time for adaptation of the one or more data flows associated with the application;

a programmable network layer entity to bind alternative network layer QoS algorithms and services in real time for enforcement of network layer QoS policies on the one or more data flows associated with the application; and

a programmable media access control (MAC) layer protocol entity to map the network layer QoS policies to MAC layer QoS policies and to bind alternative MAC layer QoS algorithms and services in real time for enforcement of MAC layer QoS policies on the one or more data flows associated with the application, the enforcement of the MAC layer QoS policies occurring at a faster time scale than the enforcement of the network layer QoS policies.

7. The system of claim 6 wherein each of the plurality of WRM agents is to provide data exchange and coordination between the transport layer entity, the network layer entity and the MAC layer entity.

8. A method comprising:

monitoring, at each of multiple tiers, conditions pertaining to data flows originated from a plurality of wireless devices coupled to a wireless network, the multiple tiers including at least a first tier being associated with the wireless network and a second tier being associated with one of the plurality of wireless devices; and

controlling resources at each of the multiple tiers based on the monitoring.

9. The method of claim 8 wherein the multiple tiers further comprises a third tier associated with one of a plurality of applications running on the one of the plurality of wireless devices.

10. The method of claim 8 further comprising:

exchanging data between the multiple tiers, the exchanged data comprising at least one of the adjusted set of policies, the monitoring results, and a request to reconfigure a component of the multi-tiered wireless resource control service that operates at a lower tier within the multiple tiers.

11. A method comprising:

monitoring global conditions in a wireless network, the global conditions pertaining to operation of a plurality of wireless devices coupled to the wireless network;

determining that a reconfiguration of one or more of a plurality of agents associated with the plurality of wireless devices is required based on the monitoring; and

communicating a reconfiguration request to the one or more of the plurality of agents.

12. The method of claim 11 wherein the reconfiguration request comprises at least one of a request to modify functionality of the one or more agents, a request to modify a policy used by the one or more agents, and a request to modify a parameter of the one or more agents.

13. The method of claim 11 further comprising:

receiving information from the plurality of agents, the information including at least wireless network utility requirements of applications installed on the plurality of wireless devices; and

adjusting a current set of policies based on the monitoring and the information received from the plurality of agents.

14. An apparatus comprising:

a monitor to monitor global conditions in a wireless network, the global conditions pertaining to operation of a plurality of wireless devices coupled to the wireless network;

an evaluator to determine that a reconfiguration of one or more of a plurality of agents associated with the plurality of wireless devices is required based on the monitoring; and

a communication unit to communicate a reconfiguration request to the one or more of the plurality of agents in real time.

15. The apparatus of claim 14 further comprising a reconfiguration module to create the reconfiguration request, the reconfiguration module comprising:

a functionality modifier to request a modification of functionality of said one of the plurality of agents;

a policy modifier to request a modification of a policy used by said one of the plurality of agents; and

a parameter modifier to request a modification of a parameter of said one of the plurality of agents.

16. The apparatus of claim 14 wherein the evaluator is to further utilize information received from the plurality of agents when determining whether reconfiguration is needed.

17. A method comprising:

receiving a set of global policies from a wireless network resource manager;

evaluating local conditions associated with a wireless device coupled to a wireless network;

adjusting the set of global policies based on the evaluation of local conditions; and

controlling enforcement of the adjusted set of global policies on one or more data flows originated from the wireless device.

18. The method of claim 17 further comprising:

collecting information pertaining to the local conditions from a media access control (MAC) layer entity.

19. The method of claim 17 further comprising:

assessing flow conditions based on monitoring performed by any one of a transport layer entity, a network layer entity and a media access control (MAC) layer entity; and

managing flow control and adaptation based on the flow conditions.

20. The method of claim 17 further comprising:

triggering a reconfiguration of any one of a transport layer entity, a network layer entity and a media access control (MAC) layer entity based on the information pertaining to any of the local conditions, flow conditions and the set of global policies.

21. The method of claim 17 further comprising:

transferring policy and state data between a transport layer entity, a network layer entity and a media access control (MAC) layer entity.

22. An apparatus comprising:

a global data communication unit to receive a set of global policies from a wireless network resource manager;

an evaluator to evaluate local conditions associated with a wireless device coupled to a wireless network, to determine, based on the evaluation, whether the set of global policies needs to be adjusted;

a local policy manager to adjust the set of global policies when needed; and

a local policy enforcement unit to control enforcement of the adjusted set of global policies on one or more data flows originated from the wireless device.

23. The apparatus of claim 22 further comprising:

a global data communication unit to collect information pertaining to the local conditions from a media access control (MAC) layer entity.

24. The apparatus of claim 22 further comprising:

a flow manager to manage flow control and adaptation based on monitoring performed by any one of a transport layer entity, a network layer entity and a media access control (MAC) layer entity, and to.

25. The apparatus of claim 22 further comprising:

a reconfiguration identifier to trigger a reconfiguration of any one of a transport layer entity, a network layer entity and a media access control (MAC) layer entity based on the information pertaining to any of the local conditions, flow conditions and the set of global policies.

26. The apparatus of claim 22 further comprising:

a synchronizer to transfer policy and state data between a transport layer entity, a network layer entity and a media access control (MAC) layer entity.

27. A computer software product comprising one or more recordable media having executable instructions stored thereon which, when executed by a processing device, cause the processing device to:

monitor, at each of multiple tiers, conditions pertaining to data flows originated from a plurality of wireless devices coupled to a wireless network, the multiple tiers including at least a first tier being associated with the wireless network and a second tier being associated with one of the plurality of wireless devices; and

control resources at each of the multiple tiers based on the monitoring.

28. The computer software product of claim 27 wherein the multiple tiers further comprises a third tier associated with one of a plurality of applications running on the one of the plurality of wireless devices.

29. A computer software product comprising one or more recordable media having executable instructions stored thereon which, when executed by a processing device, cause the processing device to:

monitor global conditions in a wireless network, the global conditions pertaining to operation of a plurality of wireless devices coupled to the wireless network;

determine that a reconfiguration of one or more of a plurality of agents associated with the plurality of wireless devices is required based on the monitoring; and

communicate a reconfiguration request to the one or more of the plurality of agents.

30. The computer software product of claim 29 wherein the reconfiguration request comprises at least one of a request to modify functionality of the one or more agents, a request to modify a policy used by the one or more agents, and a request to modify a parameter of the one or more agents.