Transmitting and receiving control protocol data unit having processing time information

• US 20050287957A1
• Filed: 06/10/2005
• Published: 12/29/2005
• Est. Priority Date: 06/14/2004
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Lee, Young Dae, Yi, Seung June, Chun, Sung Duck
• Granted Patent: US 7,616,639 B2
• Time in Patent Office: Days
• US Class Current: 455/68
• CPC Class Codes: H04L 1/1664 the supervisory signal being transmitted together with payload signals; piggybacking
• CPC Class Codes: H04L 1/1812 Hybrid protocols; Hybrid automatic repeat request [HARQ]
• CPC Class Codes: H04L 1/1854 Scheduling and prioritising arrangements
• CPC Class Codes: H04L 41/00 Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks

Abstract

The present invention relates to transmitting and receiving control protocol data. A transmitter transmits a control protocol unit having processing time information, wherein the processing time information indicates to a receiver of when to process the control protocol data unit. Accordingly, the receiver processes the control protocol data unit according to the processing time information.

Claims

1. A receiver for receiving a control protocol data unit in a receiving side of a wireless communication system, the receiver comprising:

means for receiving the control protocol data unit having processing time information associated with the control data unit in a radio link control module; and

means for processing the control protocol data unit according to the processing time information, wherein the processing time information indicates when to process the control protocol data unit by the receiving side.

2. The receiver of claim 1, wherein the processing time information comprises a sequence number associated with a data unit transmitted sequentially with the control protocol data unit from a transmitting side to the receiving side.

3. The receiver of claim 2, wherein the data unit and the control protocol data unit are used for at least one of downlink communication and uplink communication.

4. The receiver of claim 2, wherein the radio link control module processes the control protocol data unit after processing a data unit having the same sequence number included in the processing time information of the control protocol data unit.

5. The receiver of claim 2, wherein the radio link control module processes the control protocol data unit after processing a data unit having a sequence number that is one smaller than the sequence number included in the processing time information of the control protocol data unit.

6. The receiver of claim 1, wherein the processing time information comprises a sequence number of a data unit transmitted before the control protocol data unit is transmitted from a transmitting side.

7. The receiver of claim 1, wherein the processing time information comprises a sequence number that is subsequent to a sequence number of a data unit transmitted before the control protocol data unit is transmitted from a transmitting side.

8. The receiver of claim 1, wherein the processing time information comprises a sequence number of a data unit transmitted after the control protocol data unit is transmitted from a transmitting side.

9. The receiver of claim 1, wherein the processing time information is positioned in any of a first, a last, or a middle part of the control protocol data unit.

10. The receiver of claim 1, wherein the processing time information is positioned in a super field of the control protocol data unit.

11. The receiver of claim 1, wherein the radio link control module is operated in an acknowledged mode.

12. The receiver of claim 1, wherein the control protocol data unit is at least one of:

a status protocol data unit;

a piggybacked status protocol data unit;

a reset protocol data unit; and

a reset acknowledgment protocol data unit.

13. The receiver of claim 1, further comprising means for receiving an instruction from an upper layer indicating to the radio link control module whether to process the control protocol data unit immediately or according to the processing time information.

14. A transmitter for transmitting a control protocol data unit from a transmitting side of a wireless communication system, the transmitter comprising:

means for generating a data unit in a radio link control module using data blocks received from an upper layer;

means for generating the control protocol data unit having processing time information associated with the control protocol data unit in the radio link control module, wherein the processing time information indicates to a radio link control module of a receiving side when to process the control protocol data unit; and

means for transmitting the control protocol data unit and the data unit to the receiving side in at least one of a downlink direction and an uplink direction.

15. The transmitter of claim 14, wherein the processing time information comprises a sequence number associated with a data unit transmitted sequentially with the control protocol data unit to the receiving side.

16. The transmitter of claim 14, wherein the processing time information comprises a sequence number of a data unit transmitted before the control protocol data unit is transmitted.

17. The transmitter of claim 14, wherein the processing time information comprises a sequence number that is subsequent to a sequence number of a data unit transmitted before the control protocol data unit is transmitted.

18. The transmitter of claim 14, wherein the processing time information comprises a sequence number of a data unit transmitted after the control protocol data unit is transmitted.

19. The transmitter of claim 14, wherein the processing time information is positioned in any of a first, a last, or a middle part of the control protocol data unit.

20. The transmitter of claim 14, wherein the processing time information is positioned in a super field of the control protocol data unit.

21. The transmitter of claim 14, wherein the radio link control module is operated in an acknowledged mode.

22. The transmitter of claim 14, wherein the control protocol data unit is at least one of:

a status protocol data unit;

a piggybacked status protocol data unit;

a reset protocol data unit; and

a reset acknowledgment protocol data unit.

23. The transmitter of claim 14, further comprising means for receiving an instruction from an upper layer indicating to the radio link control module whether to include the processing time information in the control protocol data unit.

24. A method for receiving a control protocol data unit in a receiving side of a wireless communication system, the method comprising:

receiving the control protocol data unit having processing time information associated with the control data unit in a radio link control module; and

processing the control protocol data unit according to the processing time information, wherein the processing time information indicates when to process the control protocol data unit by the receiving side.

25. The method of claim 24, wherein the processing time information comprises a sequence number associated with a data unit transmitted sequentially with the control protocol data unit from a transmitting side to the receiving side.

26. The method of claim 25, wherein the data unit and the control protocol data unit are used for at least one of downlink communication and uplink communication.

27. The method of claim 25, wherein the radio link control module processes the control protocol data unit after processing a data unit having the same sequence number included in the processing time information of the control protocol data unit.

28. The method of claim 25, wherein the radio link control module processes the control protocol data unit after processing a data unit having a sequence number that is one smaller than the sequence number included in the processing time information of the control protocol data unit.

29. The method of claim 24, wherein the processing time information comprises a sequence number of a data unit transmitted before the control protocol data unit is transmitted from a transmitting side.

30. The method of claim 24, wherein the processing time information comprises a sequence number that is subsequent to a sequence number of a data unit transmitted before the control protocol data unit is transmitted from a transmitting side.

31. The method of claim 24, wherein the processing time information comprises a sequence number of a data unit transmitted after the control protocol data unit is transmitted from a transmitting side.

32. The method of claim 24, wherein the processing time information is positioned in any of a first, a last, or a middle part of the control protocol data unit.

33. The method of claim 24, wherein the processing time information is positioned in a super field of the control protocol data unit.

34. The method of claim 24, wherein the radio link control module is operated in an acknowledged mode.

35. The method of claim 24, wherein the control protocol data unit is at least one of:

a status protocol data unit;

a piggybacked status protocol data unit;

a reset protocol data unit; and

a reset acknowledgment protocol data unit.

36. The method of claim 24, further comprising receiving an instruction from an upper layer indicating to the radio link control module whether to process the control protocol data unit immediately or according to the processing time information.

37. A method for transmitting a control protocol data unit from a transmitting side of a wireless communication system, the method comprising:

generating a data unit in a radio link control module using data blocks received from an upper layer;

generating the control protocol data unit having processing time information associated with the control protocol data unit in the radio link control module, wherein the processing time information indicates to a radio link control module of a receiving side when to process the control protocol data unit; and

transmitting the control protocol data unit and the data unit to the receiving side in at least one of a downlink direction and an uplink direction.

38. The method of claim 37, wherein the processing time information comprises a sequence number associated with a data unit transmitted sequentially with the control protocol data unit to the receiving side.

39. The method of claim 37, wherein the processing time information comprises a sequence number of a data unit transmitted before the control protocol data unit is transmitted.

40. The method of claim 37, wherein the processing time information comprises a sequence number that is subsequent to a sequence number of a data unit transmitted before the control protocol data unit is transmitted.

41. The method of claim 37, wherein the processing time information comprises a sequence number of a data unit transmitted after the control protocol data unit is transmitted.

42. The method of claim 37, wherein the processing time information is positioned in any of a first, a last, or a middle part of the control protocol data unit.

43. The method of claim 37, wherein the processing time information is positioned in a super field of the control protocol data unit.

44. The method of claim 37, wherein the radio link control module is operated in an acknowledged mode.

45. The method of claim 37, wherein the control protocol data unit is at least one of:

a status protocol data unit;

a piggybacked status protocol data unit;

a reset protocol data unit; and

a reset acknowledgment protocol data unit.

46. The method of claim 37, further comprising receiving an instruction from an upper layer indicating to the radio link control module whether to include the processing time information in the control protocol data unit.