Method and apparatus for facilitating power conservation via time-gating in a wireless communication system

• US 8,874,065 B2
• Filed: 10/08/2009
• Issued: 10/28/2014
• Est. Priority Date: 10/09/2008
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Pan, Chengzhi, Burke, Joseph Patrick, Holenstein, Christian
• Primary Examiner(s): HANNON, CHRISTIAN A
• Application Number:
  US12/575,695
• Publication Number:
  US 20100093288A1
• Time in Patent Office: 1,846 Days
• Field of Search: 4553431-3435, 370/210, 370/311, 370458-459
• US Class Current: 455/343.4
• CPC Class Codes: H04W 48/16 Discovering, processing access restriction or access information
• CPC Class Codes: H04W 52/02 Power saving arrangements in wired systems H04L12/12; signaling of mobile application services, e.g. low battery notifications H04W4/20
• CPC Class Codes: H04W 52/0209 in terminal devices terminal devices per se H04W88/02
• CPC Class Codes: H04W 52/0235 where the received signal is a power saving command
• CPC Class Codes: Y02D 30/70 in wireless communication networks

Abstract

The described apparatus and methods may include a receiver configured to receive a control signal, and a controller configured to regulate power consumption of the receiver during intervals of less than one radio frame based on the control signals. The controller may also be configured to regulate power consumption of a transmitter during intervals of less than one radio frame based on the control signal.

Claims

1. A wireless communication apparatus, comprising:

a receiver configured to receive a control signal; and

a controller configured to regulate power consumption of the receiver during intervals of less than one radio frame based on the control signal, wherein the power consumption of the receiver is regulated by defining a plurality of times when the receiver is to be powered on and a plurality of times when the receiver is to be powered down.

2. The wireless communication apparatus of claim 1, wherein at least one of the intervals has a duration of less than one sub-frame.

3. The wireless communication apparatus of claim 2, wherein at least one of the intervals has a duration of less than one symbol.

4. The wireless communication apparatus of claim 3, wherein the symbol has a duration of approximately 71.4 us.

5. The wireless communication apparatus of claim 1, wherein the controller is further configured to generate a pattern that indicates a temporal location of the intervals.

6. The wireless communication apparatus of claim 5, wherein the temporal location of the intervals depends on the control signal.

7. The wireless communication apparatus of claim 6, wherein the receiver is powered off during the intervals, wherein the intervals include two or more intervals within a single radio frame.

8. The wireless communication apparatus of claim 7, wherein the receiver is powered on in between the intervals.

9. A wireless communication comprising:

a receiver configured to receive a control signal; and

a controller configured to regulate power consumption of the receiver during intervals of less than one radio frame based on the control signal, and further configured to generate a pattern that indicates a temporal location of the intervals,

wherein the temporal location of the intervals depends on the control signal,

wherein the receiver is powered off during the intervals and powered on in between the intervals, and

wherein, in between at least two of the intervals, the receiver is powered on for a period of time less than one sub-frame.

10. The wireless communication apparatus of claim 9, wherein, in between at least two of the intervals, the receiver is powered on for a period of time less than 1 ms.

11. A method, comprising:

receiving a control signal; and

regulating power consumption of a receiver during intervals of less than one radio frame based on the control signal, wherein regulating the power consumption of the receiver includes defining a plurality of times when the receiver is to be powered on, and a plurality of times when the receiver is to be powered down.

12. The method of claim 11, wherein at least one of the intervals has a duration of less than one sub-frame.

13. The method of claim 12, wherein at least one of the intervals has a duration of less than one symbol.

14. The method of claim 13, wherein the symbol has a duration of approximately 71.4 us.

15. The method of claim 11, further comprising generating a pattern that indicates a temporal location of the intervals.

16. The method of claim 15, wherein the temporal location of the intervals depends on the control signal.

17. The method of claim 16, wherein the receiver is powered off during the intervals.

18. The method of claim 17, wherein the receiver is powered on in between the intervals.

19. A method comprising:

receiving a control signal;

regulating power consumption of a receiver during intervals of less than one radio frame based on the control signal; and

generating a pattern that indicates a temporal location of the intervals,

wherein the temporal location of the intervals depends on the control signal,

wherein the receiver is powered off during the intervals,

wherein the receiver is powered on in between the intervals, and

wherein, in between at least two of the intervals, the receiver is powered on for a period of time less than one sub-frame.

20. The method of claim 19, wherein, in between at least two of the intervals, the receiver is powered on for a period of time less than 1 ms.

21. An apparatus comprising:

means for receiving a control signal; and

means for regulating power consumption of the means for receiving during intervals of less than one radio frame based on the control signal, wherein regulating the power consumption of the receiver includes defining a plurality of times when the receiver is to be powered on and a plurality of times when the receiver is to be powered down.

22. The apparatus of claim 21, wherein at least one of the intervals has a duration of less than one sub-frame.

23. The apparatus of claim 22, wherein at least one of the intervals has a duration of less than one symbol.

24. The apparatus of claim 23, wherein the symbol has a duration of approximately 71.4 us.

25. The apparatus of claim 21, further comprising means for generating a pattern that indicates a temporal location of the intervals.

26. The apparatus of claim 25, wherein the temporal location of the intervals depends on the control signal.

27. The apparatus of claim 26, wherein the means for receiving is powered off during the intervals.

28. The apparatus of claim 27, wherein the means for receiving is powered on in between the intervals.

29. An apparatus comprising:

means for receiving a control signal;

means for regulating power consumption of a receiver during intervals of less than one radio frame based on the control signal; and

means for generating a pattern that indicates a temporal location of the intervals,

wherein the temporal location of the intervals depends on the control signal,

wherein the receiver is powered off during the intervals,

wherein the receiver is powered on in between the intervals, and

wherein, in between at least two of the intervals, the means for receiving is powered on for a period of time less than one sub-frame.

30. The apparatus of claim 29, wherein, in between at least two of the intervals, the means for receiving is powered on for a period of time less than 1 ms.

31. A computer program product, comprising:

a computer-readable medium comprising;

code for receiving a control signal; and

code for regulating power consumption of a receiver during intervals of less than one radio frame based on the control signal, wherein regulating the power consumption of the receiver includes defining a plurality of times when the receiver is to be powered on and a plurality of times when the receiver is to be powered down.

32. The computer program product of claim 31, wherein at least one of the intervals has a duration of less than one sub-frame.

33. The computer program product of claim 32, wherein at least one of the intervals has a duration of less than one symbol.

34. The computer program product of claim 33, wherein the symbol has a duration of approximately 71.4 us.

35. The computer program product of claim 31, further comprising code for generating a pattern that indicates a temporal location of the intervals.

36. The computer program product of claim 35, wherein the temporal location of the intervals depends on the control signal.

37. The computer program product of claim 36, wherein the receiver is powered off during the intervals.

38. The computer program product of claim 37, wherein the receiver is powered on in between the intervals.

39. A computer program product, comprising:

a computer-readable medium comprising;

code for receiving a control signal;

code for regulating power consumption of a receiver during intervals of less than one radio frame based on the control signal; and

code for generating a pattern that indicates a temporal location of the intervals,

wherein the temporal location of the intervals depends on the control signal,

wherein the receiver is powered off during the intervals,

wherein the receiver is powered on in between the intervals, and

wherein, in between at least two of the intervals, the receiver is powered on for a period of time less than one sub-frame.

40. The computer program product of claim 39, wherein, in between at least two of the intervals, the receiver is powered on for a period of time less than 1 ms.