Method and system for implementing link adaptation based on an application profile

• US 20110222619A1
• Filed: 03/15/2010
• Published: 09/15/2011
• Est. Priority Date: 03/15/2010
• Status: Active Grant

• Current Assignee: Fujitsu Limited
• Original Assignee: Fujitsu Limited
• Inventors: Chen, Wei-Peng, Ramamurthi, Vishwanath
• Granted Patent: US 9,030,961 B2
• Time in Patent Office: Days
• US Class Current: 375/267
• CPC Class Codes: H04L 27/0008 arrangements for allowing a transmitter or receiver to use more than one type of modulation negotiating modulation type for two-way transmission paths H04L5/1453
• CPC Class Codes: H04L 27/0012 arrangements for identifying the type of modulation
• CPC Class Codes: H04L 47/263 Rate modification at the source after receiving feedback
• CPC Class Codes: H04W 40/26 for hybrid routing by combining proactive and reactive routing

Abstract

A method comprising establishing a wireless link with at least one endpoint. The wireless link comprises at least one connection. The method also includes determining an application profile associated with a first connection of the wireless link. The method further includes dynamically selecting at least one parameter for the wireless link based on the detected application profile.

Claims

1. A method comprising:

establishing a wireless link with at least one endpoint, the wireless link comprising at least one connection;

determining an application profile associated with a first connection of the wireless link; and

dynamically selecting at least one parameter for the wireless link based on the detected application profile.

2. The method of claim 1, wherein selecting the at least one parameter for the wireless link comprises selecting a parameter from the group consisting of a multiple input multiple output (MIMO) scheme for the wireless link, a modulation and coding scheme (MCS) level for the wireless link, and a code-block size for segmenting frames sent via the wireless link.

3. The method of claim 1, wherein dynamically selecting at least one parameter comprises adjusting the selection during a lifetime of the wireless link.

4. The method of claim 1, wherein determining an application profile associated with the wireless link comprises:

detecting an application associated with the wireless link; and

determining a packet delay budget and a packet error loss rate associated with the application.

5. The method of claim 1, wherein dynamically selecting at least one parameter for the wireless link comprises correlating a signal to noise ratio associated with the wireless link with the at least one parameter for the wireless link.

6. The method of claim 1, further comprising:

receiving a mobility indication indicative of a rate of travel of the endpoint; and

selecting at least one parameter for the wireless link based on the detected application profile and the mobility indication.

7. A method comprising:

establishing a wireless link with at least one access station, the wireless link comprising at least one connection;

determining an application profile associated with a first connection of the wireless link;

dynamically determining a recommendation for at least one parameter of the wireless link based on the detected application profile; and

transmitting the recommendation to the access station.

8. The method of claim 7, wherein selecting the at least one parameter for the wireless link comprises selecting a parameter from the group consisting of a multiple input multiple output (MIMO) scheme for the wireless link, and a modulation and coding scheme (MCS) level for the wireless link.

9. The method of claim 7, wherein dynamically selecting at least one parameter comprises adjusting the selection during a lifetime of the wireless link.

10. The method of claim 7, wherein determining an application profile associated with the wireless link comprises:

detecting an application associated with the wireless link; and

determining a packet delay budget and a packet error loss rate associated with the application.

11. The method of claim 7, wherein dynamically selecting at least one parameter for the wireless link comprises correlating a detected signal to noise ratio associated with the wireless link with the at least one parameter for the wireless link.

12. The method of claim 7, further comprising:

receiving a mobility indication indicative of a rate of travel of the endpoint; and

selecting at least one parameter for the wireless link based on the detected application profile and the mobility indication.

13. An apparatus comprising:

an interface configured to establish a wireless link with at least one endpoint, the wireless link comprising at least one connection; and

a processor coupled to the interface and configured to;

determine an application profile associated with a first connection of the wireless link; and

dynamically select at least one parameter for the wireless link based on the detected application profile.

14. The apparatus of claim 13, wherein the processor configured to select the at least one parameter for the wireless link is further configured to select a parameter from the group consisting of a multiple input multiple output (MIMO) scheme for the wireless link, a modulation and coding scheme (MCS) level for the wireless link, and a code-block size for segmenting frames sent via the wireless link.

15. The apparatus of claim 13, wherein the processor configured to dynamically select at least one parameter comprises a processor configured to adjust the selection during a lifetime of the wireless link.

16. The apparatus of claim 13, wherein the processor configured to determine an application profile associated with the wireless link is further configured to:

detect an application associated with the wireless link; and

determine a packet delay budget and a packet error loss rate associated with the application.

17. The apparatus of claim 13, wherein the processor configured to dynamically select at least one parameter for the wireless link comprises a processor configured to correlate a signal to noise ratio associated with the wireless link with the at least one parameter for the wireless link.

18. The apparatus of claim 13, wherein

the interface is further configured to receive a mobility indication indicative of a rate of travel of the endpoint;

and

the processor is further configured to select at least one parameter for the wireless link based on the detected application profile and the mobility indication.

19. An apparatus comprising:

an interface configured to establish a wireless link with at least one access station, the wireless link comprising at least one connection; and

a processor coupled to the interface and configured to;

determine an application profile associated with a first connection of the wireless link;

dynamically determine a recommendation for at least one parameter of the wireless link based on the detected application profile; and

wherein the interface is further configured to transmit the recommendation to the access station.

20. The apparatus of claim 19, wherein the processor configured to select the at least one parameter for the wireless link is further configured to select a parameter from the group consisting of a multiple input multiple output (MIMO) scheme for the wireless link, and a modulation and coding scheme (MCS) level for the wireless link.

21. The apparatus of claim 19, wherein the processor configured to dynamically select at least one parameter comprises a processor configured to adjust the selection during a lifetime of the wireless link.

22. The apparatus of claim 19, wherein the processor configured to determine an application profile associated with the wireless link comprises a processor configured to:

detect an application associated with the wireless link; and

determine a packet delay budget and a packet error loss rate associated with the application.

23. The apparatus of claim 19, wherein dynamically selecting at least one parameter for the wireless link comprises correlating a detected signal to noise ratio associated with the wireless link with the at least one parameter for the wireless link.

24. The apparatus of claim 19, wherein:

the interface is further configured to receive a mobility indication indicative of a rate of travel of the endpoint; and

the processor is further configured to select at least one parameter for the wireless link based on the detected application profile and the mobility indication.

25. A tangible computer readable storage medium comprising executable instructions that when executed by a processor are configured to:

establish a wireless link with at least one endpoint, the wireless link comprising at least one connection;

determine an application profile associated with a first connection of the wireless link; and

dynamically select at least one parameter for the wireless link based on the detected application profile.

26. The medium of claim 25, wherein the instructions configured to select the at least one parameter for the wireless link comprise instructions configured to select a parameter from the group consisting of a multiple input multiple output (MIMO) scheme for the wireless link, a modulation and coding scheme (MCS) level for the wireless link, and a code-block size for segmenting frames sent via the wireless link.

27. The medium of claim 25, wherein the instructions configured to dynamically select at least one parameter comprises instructions configured to adjust the selection during a lifetime of the wireless link.

28. The medium of claim 25, wherein the instructions configured to determine an application profile associated with the wireless link comprise instructions configured to:

detect an application associated with the wireless link; and

determine a packet delay budget and a packet error loss rate associated with the application.

29. The medium of claim 25, wherein instructions configured to dynamically select at least one parameter for the wireless link comprise instructions configured to correlating a signal to noise ratio associated with the wireless link with the at least one parameter for the wireless link.

30. The medium of claim 25, wherein the instructions are further configured to:

receive a mobility indication indicative of a rate of travel of the endpoint; and

select at least one parameter for the wireless link based on the detected application profile and the mobility indication.

31. A tangible computer readable storage medium comprising executable instructions that when executed by a processor are configured to:

establish a wireless link with at least one access station, the wireless link comprising at least one connection;

determine an application profile associated with a first connection of the wireless link;

dynamically determine a recommendation for at least one parameter of the wireless link based on the detected application profile; and

transmit the recommendation to the access station.

32. The medium of claim 31, wherein the instructions configured to select the at least one parameter for the wireless link comprise instructions configured to select a parameter from the group consisting of a multiple input multiple output (MIMO) scheme for the wireless link, and a modulation and coding scheme (MCS) level for the wireless link.

33. The medium of claim 31, wherein the instructions configured to dynamically select at least one parameter comprise instructions configured to adjust the selection during a lifetime of the wireless link.

34. The medium of claim 31, wherein the instructions configured to determine an application profile associated with the wireless link comprise instructions configured to:

detect an application associated with the wireless link; and

determine a packet delay budget and a packet error loss rate associated with the application.

35. The medium of claim 31, wherein the instructions configured to dynamically select at least one parameter for the wireless link comprise instructions configured to correlate a detected signal to noise ratio associated with the wireless link with the at least one parameter for the wireless link.

36. The medium of claim 31, wherein the instructions are further configured to:

receive a mobility indication indicative of a rate of travel of the endpoint; and

select at least one parameter for the wireless link based on the detected application profile and the mobility indication.