Method and system for signaling in broadcast communication system

• US 8,644,862 B2
• Filed: 03/21/2011
• Issued: 02/04/2014
• Est. Priority Date: 09/11/2003
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Athalye, Sanjeev Arvind, Sinnarajah, Ragulan, Wang, Jun
• Primary Examiner(s): Patel, Ajit
• Application Number:
  US13/052,977
• Publication Number:
  US 20110170470A1
• Time in Patent Office: 1,051 Days
• Field of Search: 455/458, 455/515, 370/312, 370/343, 370/329
• US Class Current: 455/458
• CPC Class Codes: H04L 12/1859 adapted to provide push services, e.g. data channels
• CPC Class Codes: H04L 12/189 in combination with wireless systems selective distribution or broadcast in wireless communication networks H04W4/06
• CPC Class Codes: H04W 4/06 Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
• CPC Class Codes: H04W 68/00 User notification, e.g. alerting and paging, for incoming communication, change of service or the like
• CPC Class Codes: H04W 72/30 Resource management for broadcast services
• CPC Class Codes: H04W 76/40 for selective distribution or broadcast

Abstract

A method and a system for providing signaling in cellular telephone system providing broadcast services to fully integrate broadcast services with the services provided by the cellular telephone systems. The signaling method coordinate interaction between an access network and the subscriber station to allowing the subscriber station to decode the broadcast service, to receive paging messages while receiving the broadcast service, to properly transition between operation states, and other functions known to one of ordinary skill in the art.

Claims

1. An apparatus operable in a wireless communication system, the apparatus comprising:

a transmitter configured to transmit, on each of at least one channel provided for overhead information on each of at least one frequency, first information indicating broadcast/multicast service in a sector; and

a processor communicatively coupled to the transmitter and configured to generate the first information and a broadcast service parameters message;

wherein the first information is not included in the broadcast service parameters message; and

wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and points to respective frequencies and overhead channels where information about the available identified broadcast/multicast flows in the sector can be obtained.

2. The apparatus of claim 1, wherein the first information indicates at least one of:

broadcast/multicast service is not available in the sector;

broadcast/multicast service is available in the sector and a mobile station is to go to a broadcast/multicast frequency in a broadcast/multicast channel provided for overhead information for information about available identifiers of broadcast/multicast flows in the sector;

or

broadcast/multicast service is available in the sector and a broadcast service parameters message is being transmitted on the respective channel provided for overhead information of the respective frequency.

3. The apparatus of claim 2, wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and information that enables the mobile station to monitor a specific identifier of a broadcast/multicast flow.

4. The apparatus of claim 2, wherein the broadcast service parameters message comprises second information for indicating whether the broadcast service parameters message lists all identifiers of broadcast/multicast flows available in the sector.

5. The apparatus of claim 4, wherein the second information comprises a one-bit indicator.

6. The apparatus of claim 4, wherein the second information comprises a BSPM_BCMCS_IND.

7. The apparatus of claim 1, wherein the first information comprises a two-bit indicator.

8. The apparatus of claim 1, wherein the first information comprises a BCMCS_IND.

45. The apparatus of claim 1, wherein the at least one channel provided for overhead information comprises one or more of:

a control channel, or a paging channel.

9. An apparatus for signaling in a broadcast communication system, the apparatus comprising:

processor means for generating a first indicator for indicating availability of broadcast/multicast service in a sector and a broadcast service parameters message; and

communication means, communicatively coupled to the processor means, for transmitting the first indicator on each of at least one channel provided for overhead information on each of at least one frequency;

wherein the first indicator is not included in the broadcast service parameters message; and

wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and points to respective frequencies and overhead channels where information about the available identified broadcast/multicast flows in the sector can be obtained.

10. The apparatus of claim 9, wherein the first indicator indicates at least one of:

broadcast/multicast service is not available in the sector;

broadcast/multicast service is available in the sector and a mobile station is to go to a broadcast/multicast frequency in a broadcast/multicast channel provided for overhead information for information about available identifiers of broadcast/multicast flows in the sector;

or

broadcast/multicast service is available in the sector and a broadcast service parameters message is being transmitted on the respective channel provided for overhead information of the respective frequency.

11. The apparatus of claim 10, wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and information that enables the mobile station to monitor a specific identifier of a broadcast/multicast flow.

12. The apparatus of claim 10, wherein the broadcast service parameters message comprises a second indicator for indicating whether the broadcast service parameters message lists all identifiers of broadcast/multicast flows available in the sector.

13. The apparatus of claim 12, wherein the second indicator comprises one bit.

14. The apparatus of claim 12, wherein the second indicator is a BSPM_BCMCS_IND.

15. The apparatus of claim 9, wherein the first indicator comprises two bits.

16. The apparatus of claim 9, wherein the first indicator is a BCMCS_IND.

46. The apparatus of claim 9, wherein the at least one channel provided for overhead information comprises one or more of:

a control channel, or a paging channel.

17. A computer program product residing on a non-transitory processor-readable medium and comprising processor-readable instructions configured to cause a processor to:

generate a first indicator for indicating availability of broadcast/multicast service in a sector;

generate a broadcast service parameters message; and

transmit the first indicator on each of at least one channel provided for overhead information on each of at least one frequency;

wherein the first indicator is not included in the broadcast service parameters message; and

wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and points to respective frequencies and overhead channels where information about the available identified broadcast/multicast flows in the sector can be obtained.

18. The computer program product of claim 17, wherein the first indicator indicates at least one of:

broadcast/multicast service is not available in the sector;

broadcast/multicast service is available in the sector and a mobile station is to go to a broadcast/multicast frequency in a broadcast/multicast channel provided for overhead information for information about available identifiers of broadcast/multicast flows in the sector;

or

broadcast/multicast service is available in the sector and a broadcast service parameters message is being transmitted on the respective channel provided for overhead information of the respective frequency.

19. The computer program product of claim 18, wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and information that enables the mobile station to monitor a specific identifier of a broadcast/multicast flow.

20. The computer program product of claim 18, wherein the broadcast service parameters message comprises a second indicator for indicating whether the broadcast service parameters message lists all identifiers of broadcast/multicast flows available in the sector.

21. The computer program product of claim 20, wherein the second indicator is a one-bit indicator.

22. The computer program product of claim 20, wherein the second indicator is a BSPM_BCMCS_IND.

23. The computer program product of claim 17, wherein the first indicator is a two-bit indicator.

24. The computer program product of claim 17, wherein the first indicator is a BCMCS_IND.

47. The computer program product of claim 17, wherein the at least one channel provided for overhead information comprises one or more of:

a control channel, or a paging channel.

25. An apparatus operable in a wireless communication system, the apparatus comprising:

processor means for generating first information relating to broadcast/multicast service availability in a sector, the first information including one or more of at least;

an available identifier of a broadcast/multicast flow in the sector and pointing to a respective frequency and a respective channel provided for overhead information where second information about the identified broadcast/multicast flow is obtained;

or

the available identifier of a broadcast/multicast flow in the sector and providing the second information that enables a mobile station to monitor the identified broadcast/multicast flow; and

communication means, communicatively coupled to the processor means, for transmitting the first information on each of at least one channel provided for overhead information on each of at least one frequency.

26. The apparatus of claim 25, wherein the first information about broadcast/multicast service availability in a sector comprises an indicator for indicating whether the broadcast/multicast service is available in the communication system, and wherein the indicator is not included in a broadcast service parameters message.

27. The apparatus of claim 26, wherein the indicator comprises two bits.

28. The apparatus of claim 26, wherein the indicator is a BCMCS_IND.

29. The apparatus of claim 25, wherein the list of available identifiers of broadcast/multicast flows is included in a broadcast service parameter message.

30. The apparatus of claim 29, wherein the broadcast service parameters message comprises an indicator for indicating whether the broadcast service parameter message lists all the identifiers of broadcast/multicast flows available in the sector.

31. The apparatus of claim 30, wherein the indicator comprises one bit.

32. The apparatus of claim 30, wherein the indicator is a BSPM_BCMCS_IND.

33. The apparatus of claim 25, wherein the first information further comprises:

an indication that broadcast/multicast service is available in the sector and pointing to a frequency and channel provided for overhead information where a mobile station determines the second information about available identifiers of broadcast/multicast flows in the sector.

34. The apparatus of claim 25, wherein the first information further comprises:

an indication that broadcast/multicast service is not available in the sector.

35. The apparatus of claim 25, wherein the identifier of a broadcast/multicast flow is a BCMCS_FLOW_ID.

48. The apparatus of claim 25, wherein the at least one channel provided for overhead information comprises one or more of:

a control channel, or a paging channel.

36. A method comprising:

transmitting, on each of at least one channel provided for overhead information on each of at least one frequency, first information indicating broadcast/multicast service in a sector; and

generating the first information and a broadcast service parameters message;

wherein the first information is not included in the broadcast service parameters message; and

wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and points to respective frequencies and overhead channels where information about the available identified broadcast/multicast flows in the sector can be obtained.

37. The method of claim 36, wherein the first information indicates at least one of:

broadcast/multicast service is not available in the sector;

broadcast/multicast service is available in the sector and a mobile station is to go to a broadcast/multicast frequency in a broadcast/multicast channel provided for overhead information for information about available identifiers of broadcast/multicast flows in the sector;

or

broadcast/multicast service is available in the sector and a broadcast service parameters message is being transmitted on the respective channel provided for overhead information of the respective frequency.

38. The method of claim 37, wherein the broadcast service parameters message comprises a list of available identifiers of broadcast/multicast flows in the sector and information that enables the mobile station to monitor a specific identifier of a broadcast/multicast flow.

39. The method of claim 37, wherein the broadcast service parameters message comprises second information for indicating whether the broadcast service parameters message lists all identifiers of broadcast/multicast flows available in the sector.

40. The method of claim 39, wherein the second information comprises a one-bit indicator.

41. The method of claim 39, wherein the second information comprises a BSPM_BCMCS_IND.

42. The method of claim 36, wherein the first information comprises a two-bit indicator.

43. The method of claim 36, wherein the first information comprises a BCMCS_IND.

44. The method of claim 36, wherein the at least one channel provided for overhead information comprises one or more of:

a control channel, or a paging channel.