SYSTEMS, APPARATUS AND METHODS FOR COMMUNICATING DOWNLINK INFORMATION

• US 20110053603A1
• Filed: 06/02/2010
• Published: 03/03/2011
• Est. Priority Date: 06/10/2009
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Luo, Tao, Wei, Yongbin, Malladi, Durga Prasad
• Granted Patent: US 9,106,378 B2
• Time in Patent Office: Days
• US Class Current: 455/450
• CPC Class Codes: H04L 5/0007 the frequencies being orthogonal, e.g. OFDM(A), DMT
• CPC Class Codes: H04L 5/0053 Allocation of signaling, i.e. of overhead other than pilot signals
• CPC Class Codes: H04L 5/0091 Signaling for the administration of the divided path
• CPC Class Codes: H04W 28/04 Error control

Abstract

Systems and methods facilitating communication of downlink information are provided. In one embodiment, a method can include receiving a signal indicative of a base station enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information; receiving the selected downlink information at one or more locations; and determining a resource allocation of at least one of paging information or system information or unicast data information based, at least, on the selected downlink information. The determining can be performed without decoding control channels corresponding to the selected downlink information in response to receiving a signal indicative of the function being enabled.

Claims

1. A method for facilitating communication of downlink information in a wireless communication system, the method comprising:

receiving a signal indicative of a base station enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information;

receiving the selected downlink information at one or more locations; and

determining a resource allocation of at least one of paging information, system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding control channels corresponding to the selected downlink information and in response to receiving a signal indicative of the function being enabled.

2. The method of claim 1, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

3. The method of claim 1, wherein the selected downlink information is received on at least one of a physical control format indicator channel or a physical downlink control channel.

4. The method of claim 1, wherein receiving downlink information comprises blind decoding at the one or more locations based, at least, on receiving the selected downlink information at least two of the one or more locations.

5. The method of claim 1, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

6. A computer program product, comprising:

a computer-readable medium, comprising;

a first set of codes for causing a computer to receive a signal indicative of a base station enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information;

a second set of codes for causing the computer to receive the selected downlink information at one or more locations; and

a third set of codes for causing the computer to determine a resource allocation of at least one of paging information, system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding a control channel corresponding to the selected downlink information and in response to receiving a signal indicative of the function being enabled.

7. The computer program product of claim 6, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

8. The computer program product of claim 6, wherein the selected downlink information is received on at least one of a physical control format indicator channel or a physical downlink control channel.

9. The computer program product of claim 6, wherein receiving selected downlink information comprises blind decoding at the one or more locations based, at least, on receiving the selected downlink information at least two of the one or more locations.

10. The computer program product of claim 6, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

11. An apparatus, comprising:

means for receiving a signal indicative of a base station enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information;

means for receiving the selected downlink information at one or more locations; and

means for determining a resource allocation of at least one of paging information, system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding a control channel corresponding to the selected downlink information and in response to receiving a signal indicative of the function being enabled.

12. The apparatus of claim 11, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

13. The apparatus of claim 11, wherein the selected downlink information is received on at least one of a physical control format indicator channel or a physical downlink control channel.

14. The apparatus of claim 11, wherein receiving downlink information comprises blind decoding at the one or more locations based, at least, on receiving the selected downlink information at least two of the one or more locations.

15. The apparatus of claim 11, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

16. An apparatus, comprising:

a resource allocation module configured to;

receive a signal indicative of a base station enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information

receive the selected downlink information at one or more locations; and

determine a resource allocation of at least one of paging information, system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding a control channel corresponding to the selected downlink information and in response to receiving a signal indicative of the function being enabled.

17. The apparatus of claim 16, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

18. The apparatus of claim 16, wherein the selected downlink information is received on at least one of a physical control format indicator channel or a physical downlink control channel.

19. The apparatus of claim 16, wherein receiving downlink information comprises blind decoding at the one or more locations based, at least, on receiving the selected downlink information at least two of the one or more locations.

20. The apparatus of claim 16, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

21. A method for facilitating communication of downlink information in a wireless communication system, the method comprising:

transmitting a signal indicative of enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information; and

transmitting the selected downlink information at one or more locations, wherein the selected downlink information is configured to enable a user equipment to determine a resource allocation of at least one of paging information or system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding a control channel corresponding to the selected downlink information and in response to transmitting a signal indicative of the function being enabled.

22. The method of claim 21, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

23. The method of claim 21, wherein the selected downlink information is transmitted on at least one of a physical control format indicator channel or a physical downlink control channel.

24. The method of claim 21, wherein the one or more locations are not unique to one another.

25. The method of claim 21, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

26. A computer program product, comprising:

a computer-readable medium, comprising;

a first set of codes for causing a computer to transmit a signal indicative of enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information; and

a second set of codes for causing the computer to transmit the selected downlink information at one or more locations, wherein the selected downlink information is configured to enable a user equipment to determine a resource allocation of at least one of paging information or system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding a control channel corresponding to the selected downlink information and in response to transmitting a signal indicative of the function being enabled.

27. The computer program product of claim 26, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

28. The computer program product of claim 26, wherein the selected downlink information is transmitted on at least one of a physical control format indicator channel or a physical downlink control channel.

29. The computer program product of claim 26, wherein the one or more locations are not unique to one another.

30. The computer program product of claim 26, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

31. An apparatus, comprising:

means for transmitting a signal indicative of enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information; and

means for transmitting the selected downlink information at one or more locations, wherein the selected downlink information is configured to enable a user equipment to determine a resource allocation of at least one of paging information or system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding a control channel corresponding to the selected downlink information and in response to transmitting a signal indicative of the function being enabled.

32. The apparatus of claim 31, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

33. The apparatus of claim 31, wherein the selected downlink information is transmitted on at least one of a physical control format indicator channel or a physical downlink control channel.

34. The apparatus of claim 31, wherein the one or more locations are not unique to one another.

35. The apparatus of claim 31, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

36. An apparatus, comprising:

a resource allocation module configured to;

transmit a signal indicative of enabling or disabling a function, wherein the function is configured to transmit information carried in control channels using selected downlink information; and

transmit the selected downlink information at one or more locations, wherein the selected downlink information is configured to enable a user equipment to determine a resource allocation of at least one of paging information or system information or unicast data information based, at least, on the selected downlink information, wherein the determining is performed without decoding a control channel corresponding to the selected downlink information and in response to transmitting a signal indicative of the function being enabled.

37. The apparatus of claim 36, wherein the selected downlink information is information indicative of at least one of a cell identity, a system frame number, a cyclic prefix type or a closed subscriber group.

38. The apparatus of claim 36, wherein the selected downlink information is transmitted on at least one of a physical control format indicator channel or a physical downlink control channel.

39. The apparatus of claim 36, wherein the one or more locations are not unique to one another.

40. The apparatus of claim 36, wherein at least one of a physical broadcast channel, a reference signal, a primary synchronization signal, a secondary synchronization signal or a pseudorandom sequence includes information about the signal indicative of enabling or disabling a function.

41. A method for facilitating communication of downlink information in a wireless communication system, the method comprising:

receiving a signal indicative of coordinated information, wherein the coordinated information includes at least two of paging information, system information or unicast data information; and

performing processing using a same physical resource based, at least, on the coordinated information.

42. The method of claim 41, wherein the processing comprises interference cancellation.

43. The method of claim 41, wherein the processing comprises joint detection.

44. A computer program product, comprising:

a computer-readable medium, comprising;

a first set of codes for causing a computer to receive a signal indicative of coordinated information, wherein the coordinated information includes at least two of paging information, system information or unicast data information; and

a second set of codes for causing a computer to perform processing using a same physical resource based, at least, on the coordinated information.

45. The computer program product of claim 44, wherein the processing comprises interference cancellation.

46. The computer program product of claim 44, wherein the processing comprises joint detection.

47. An apparatus, comprising:

means for receiving a signal indicative of coordinated information, wherein the coordinated information includes at least two of paging information, system information or unicast data information; and

means for performing processing using a same physical resource based, at least, on the coordinated information.

48. The apparatus of claim 47, wherein the processing comprises interference cancellation.

49. The apparatus of claim 47, wherein the processing comprises joint detection.

50. An apparatus, comprising:

a resource allocation module configured to;

receive a signal indicative of coordinated information, wherein the coordinated information includes at least two of paging information, system information or unicast data information; and

perform processing using a same physical resource based, at least, on the coordinated information.

51. The apparatus of claim 50, wherein the processing comprises interference cancellation.

52. The apparatus of claim 50, wherein the processing comprises joint detection.