Managing channel configuration information in a wireless communication system

• US 20060146858A1
• Filed: 01/05/2006
• Published: 07/06/2006
• Est. Priority Date: 01/05/2005
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Kim, Myeong-Cheol
• Granted Patent: US 8,014,376 B2
• Time in Patent Office: Days
• US Class Current: 370/432
• 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 4/12 Messaging; Mailboxes; Announcements
• CPC Class Codes: H04W 72/30 Resource management for broadcast services

Abstract

The present invention provides for managing channel configuration information in a wireless communication system. Preferably, the present invention receives transport channel configuration information for configuring at least one transport channel currently not mapping a point-to-multipoint service, wherein the at least one transport channel is capable of mapping at least one new point-to-multipoint service at the start or before the stop of the at least one new point-to-multipoint service, determines whether to receive the at least one new point-to-multipoint service, and reads configuration information for the at least one new point-to-multipoint service at the start of the at least one new point-to-multipoint service if it is determined that the at least one new point-to-multipoint service is to be received.

Claims

1. A method for managing channel configuration information in a wireless communication system, the method comprising:

receiving transport channel configuration information for configuring at least one transport channel currently not mapping a point-to-multipoint service, wherein the at least one transport channel is capable of mapping at least one new point-to-multipoint service at the start or before the stop of the at least one new point-to-multipoint service;

determining whether to receive the at least one new point-to-multipoint service; and

reading configuration information for the at least one new point-to-multipoint service at the start of the at least one new point-to-multipoint service if it is determined that the at least one new point-to-multipoint service is to be received.

2. The method of claim 1, further comprising reading the configuration information for the at least one new point-to-multipoint service before the stop of the at least one new point-to-multipoint service if it is determined that the at least one new point-to-multipoint service is to be received.

3. The method of claim 1, wherein the configuration information for the at least one new point-to-multipoint service is not read if it is determined that the at least one new point-to-multipoint service is not to be received.

4. The method of claim 1, further comprising receiving physical channel configuration information for receiving at least one point-to-multipoint service, wherein the physical channel configuration information comprises at least one of the transport channel configuration information, MAC configuration information, RLC configuration information and PDCP configuration information.

5. The method of claim 1, further comprising receiving transport channel configuration information for configuring at least one transport channel currently mapping at least one point-to-multipoint service.

6. The method of claim 1, wherein the point-to-multipoint service is a multimedia broadcast multicast service (MBMS).

7. The method of claim 1, wherein the transport channel is capable of multiplexing a plurality of point-to-multipoint services.

8. The method of claim 1, wherein the at least one new point-to-multipoint service is determined to be received before the start of the at least one new point-to-multipoint service.

9. A method for managing channel configuration information in a wireless communication system, the method comprising:

receiving transport channel configuration information for configuring a transport channel for mapping at least one point-to-multipoint service;

receiving in the transport channel configuration information a header indicator for indicating use of a header for multiplexing a plurality of point-to-multipoint services onto the transport channel;

determining whether to receive a new point-to-multipoint service to be mapped onto the transport channel; and

reading a new header for identifying the new point-to-multipoint service to be mapped onto the transport channel at the start of the new point-to-multipoint service if it is determined that the new point-to-multipoint service is to be received.

10. The method of claim 9, further comprising reading the new header for identifying the new point-to-multipoint service before the stop of the new point-to-multipoint service if it is determined that the new point-to-multipoint service is to be received.

11. The method of claim 9, wherein the new header for identifying the new point-to-multipoint service is not read if it is determined that the new point-to-multipoint service is not to be received.

12. The method of claim 9, further comprising receiving physical channel configuration information for receiving at least one point-to-multipoint service, wherein the physical channel configuration information comprises at least one of the transport channel configuration information, MAC configuration information, RLC configuration information and PDCP configuration information.

13. The method of claim 9, wherein the transport channel currently maps no more than one point-to-multipoint service.

14. The method of claim 13, wherein the transport channel is capable of mapping the new point-to-multipoint service at the start or before the stop of the new point-to-multipoint service.

15. The method of claim 9, wherein the point-to-multipoint service is a multimedia broadcast multicast service (MBMS).

16. The method of claim 9, wherein the new point-to-multipoint service is determined to be received before the start of the new point-to-multipoint service.

17. A method for managing channel configuration information in a wireless communication system, the method comprising:

transmitting to a mobile terminal transport channel configuration information for configuring at least one transport channel currently not mapping a point-to-multipoint service, wherein the at least one transport channel is capable of mapping at least one new point-to-multipoint service at the start or before the stop of the at least one new point-to-multipoint service; and

transmitting the at least one new point-to-multipoint service according to the transmitted transport channel configuration information, wherein the mobile terminal reads the configuration information for the at least one new point-to-multipoint service at the start of the at least one new point-to-multipoint service if the mobile terminal determines to receive the at least one new point-to-multipoint service.

18. The method of claim 17, wherein the mobile terminal reads the configuration information for the at least one new point-to-multipoint service before the stop of the at least one new point-to-multipoint service if the mobile terminal determines to receive the at least one new point-to-multipoint service.

19. The method of claim 17, wherein the mobile terminal does not read the configuration information for the at least one new point-to-multipoint service if the mobile terminal determines not to receive the at least one new point-to-multipoint service.

20. The method of claim 17, further comprising transmitting to the mobile terminal physical channel configuration information for transmitting at least one point-to-multipoint service, wherein the physical channel configuration information comprises at least one of the transport channel configuration information, MAC configuration information, RLC configuration information and PDCP configuration information.

21. The method of claim 17, further comprising transmitting transport channel configuration information for configuring at least one transport channel currently mapping at least one point-to-multipoint service.

22. The method of claim 17, wherein the point-to-multipoint service is a multimedia broadcast multicast service (MBMS).

23. The method of claim 17, wherein the transport channel is capable of multiplexing a plurality of point-to-multipoint services.

24. The method of claim 17, wherein the mobile terminal determines whether to receive the at least one new point-to-multipoint service before the start of the at least one new point-to-multipoint service.

25. A method for managing channel configuration information in a wireless communication system, the method comprising:

transmitting transport channel configuration information for configuring a transport channel for mapping at least one point-to-multipoint service;

transmitting in the transport channel configuration information a header indicator for indicating use of a header for multiplexing a plurality of point-to-multipoint services onto the transport channel;

transmitting a new header for identifying a new point-to-multipoint service to be mapped onto the transport channel; and

transmitting the new point-to-multipoint service according to the transmitted new header, wherein the mobile terminal reads the new header at the start of the new point-to-multipoint service if the mobile terminal determines to receive the new point-to-multipoint service.

26. The method of claim 25, wherein the mobile terminal reads the new header for the new point-to-multipoint service before the stop of the new point-to-multipoint service if the mobile terminal determines to receive the new point-to-multipoint service.

27. The method of claim 25, wherein the mobile terminal does not read the new header if the mobile terminal determines not to receive the new point-to-multipoint service.

28. The method of claim 25, further comprising transmitting physical channel configuration information for transmitting at least one point-to-multipoint service, wherein the physical channel configuration information comprises at least one of the transport channel configuration information, MAC configuration information, RLC configuration information and PDCP configuration information.

29. The method of claim 25, wherein the transport channel currently maps no more than one point-to-multipoint service.

30. The method of claim 29, wherein the transport channel is capable of mapping the new point-to-multipoint service at the start or before the stop of the new point-to-multipoint service.

31. The method of claim 25, wherein the point-to-multipoint service is a multimedia broadcast multicast service (MBMS).

32. The method of claim 25, wherein the mobile terminal determines whether to receive the new point-to-multipoint service before the start of the new point-to-multipoint service.

33. A mobile terminal for managing channel configuration information in a wireless communication system, the mobile terminal comprising:

means for receiving transport channel configuration information for configuring at least one transport channel currently not mapping a point-to-multipoint service, wherein the at least one transport channel is capable of mapping at least one new point-to-multipoint service at the start or before the stop of the at least one new point-to-multipoint service;

means for determining whether to receive the at least one new point-to-multipoint service; and

means for reading configuration information for the at least one new point-to-multipoint service at the start of the at least one new point-to-multipoint service if it is determined that the at least one new point-to-multipoint service is to be received.

34. The method of claim 33, further comprising means for reading the configuration information for the at least one new point-to-multipoint service before the stop of the at least one new point-to-multipoint service if it is determined that the at least one new point-to-multipoint service is to be received.

35. The mobile terminal of claim 33, wherein the configuration information for the at least one new point-to-multipoint service is not read if it is determined that the at least one new point-to-multipoint service is not to be received.

36. The mobile terminal of claim 33, further comprising means for receiving physical channel configuration information for receiving at least one point-to-multipoint service, wherein the physical channel configuration information comprises at least one of the transport channel configuration information, MAC configuration information, RLC configuration information and PDCP configuration information.

37. The mobile terminal of claim 33, further comprising means for receiving transport channel configuration information for configuring at least one transport channel currently mapping at least one point-to-multipoint service.

38. The mobile terminal of claim 33, wherein the point-to-multipoint service is a multimedia broadcast multicast service (MBMS).

39. The mobile terminal of claim 33, wherein the transport channel is capable of multiplexing a plurality of point-to-multipoint services.

40. The mobile terminal of claim 33, wherein the at least one new point-to-multipoint service is determined to be received before the start of the at least one new point-to-multipoint service.

41. A mobile terminal for managing channel configuration information in a wireless communication system, the mobile terminal comprising:

means for receiving transport channel configuration information for configuring a transport channel for mapping at least one point-to-multipoint service;

means for receiving in the transport channel configuration information a header indicator for indicating use of a header for multiplexing a plurality of point-to-multipoint services onto the transport channel;

means for determining whether to receive a new point-to-multipoint service to be mapped onto the transport channel; and

means for reading a new header for identifying the new point-to-multipoint service to be mapped onto the transport channel at the start of the new point-to-multipoint service if it is determined that the new point-to-multipoint service is to be received.

42. The method of claim 41, further comprising means for reading the new header for identifying the new point-to-multipoint service before the stop of the new point-to-multipoint service if it is determined that the new point-to-multipoint service is to be received.

43. The mobile terminal of claim 41, wherein the new header for identifying the new point-to-multipoint service is not read if it is determined that the new point-to-multipoint service is not to be received.

44. The mobile terminal of claim 41, further comprising means for receiving physical channel configuration information for receiving at least one point-to-multipoint service, wherein the physical channel configuration information comprises at least one of the transport channel configuration information, MAC configuration information, RLC configuration information and PDCP configuration information.

45. The mobile terminal of claim 41, wherein the transport channel currently maps no more than one point-to-multipoint service.

46. The mobile terminal of claim 45, wherein the transport channel is capable of mapping the new point-to-multipoint service at the start or before the stop of the new point-to-rein multipoint service.

47. The mobile terminal of claim 41, the point-to-multipoint service is a multimedia broadcast multicast service (MBMS).

48. The mobile terminal of claim 41, wherein the new point-to-multipoint service is determined to be received before the start of the new point-to-multipoint service.