MESSAGE TRANSMISSION METHOD, USER DEVICE, BASE STATION, AND COMPUTER STORAGE MEDIUM

• US 20190260520A1
• Filed: 08/11/2017
• Published: 08/22/2019
• Est. Priority Date: 08/11/2016
• Status: Active Grant

• Current Assignee: China Mobile Communication Limited Research Institute, China Mobile Communications Group Co., Ltd.
• Original Assignee: China Mobile Communications Corporation (China Mobile Communications Group Co., Ltd.), China Mobile Communication, Ltd. (China Mobile Limited)
• Inventors: DONG, Jing, HU, Lijie, HOU, Xueying, SHEN, Xiaodong
• Granted Patent: US 10,873,427 B2
• Time in Patent Office: Days
• CPC Class Codes: H04L 1/1621 Group acknowledgement, i.e. the acknowledgement message defining a range of identifiers, e.g. of sequence numbers
• CPC Class Codes: H04L 1/1671 the supervisory signal being transmitted together with control information
• CPC Class Codes: H04L 1/1887 Scheduling and prioritising arrangements
• CPC Class Codes: H04L 1/1893 Physical mapping arrangements physical resource mapping in general H04L5/00
• CPC Class Codes: H04L 5/00 Arrangements affording multiple use of the transmission path
• CPC Class Codes: H04L 5/0048 Allocation of pilot signals, i.e. of signals known to the receiver
• CPC Class Codes: H04W 72/04 Wireless resource allocation
• CPC Class Codes: H04W 72/0446 Resources in time domain, e.g. slots or frames
• CPC Class Codes: H04W 72/1268 of uplink data flows
• CPC Class Codes: H04W 72/23 in the downlink direction of a wireless link, i.e. towards a terminal

Abstract

Disclosed in the present application are a message transmission method, user device, base station, and computer storage medium, the method comprising: receiving uplink authorisation information or re-transmission indication information sent by a base station side; on the basis of the serial number of the downlink sub-frame carrying the uplink authorisation information or re-transmission indication information, determining a corresponding at least one sub-frame time delay, and on the basis of the at least one sub-frame time delay, determining at least one uplink resource; the uplink resource being an uplink sub-frame and/or an uplink pilot time slot in a special sub-frame; and implementing uplink shared channel transmission in the at least one uplink resource.

Claims

1. A message transmission method, applied to User Equipment (UE), comprising:

receiving Uplink (UL) grant information or retransmission indication information sent from an Evolved Node B (eNB) side;

determining at least one corresponding sub-frame delay corresponding to a serial number of a Downlink (DL) sub-frame containing the UL grant information or the retransmission indication information, and determining at least one UL resource on the basis of the at least one sub-frame delay, the UL resource being at least one of a UL sub-frame or an Uplink Pilot Time Slot (UpPTS) in a special sub-frame; and

performing UL shared channel transmission in the at least one UL resource.

2. The method of claim 1, wherein the special sub-frame at least comprises the UpPTS and a Downlink Pilot Time Slot (DwPTS);

the DwPTS comprises 13,168 time-domain sampling points;

when a normal cyclic prefix is adopted, the UpPTS comprises 13,152 time-domain sampling points, or when an extended cyclic prefix is adopted, the UpPTS comprises 12,800 time-domain sampling points; and

a time interval between two time-domain sampling points is 1/(15,000*2,048) seconds.

3. The method of claim 1, wherein determining the at least one UL resource on the basis of the at least one sub-frame delay further comprises:

when the determined UL resource is the UpPTS of the special sub-frame, calculating a number of Physical Resource Blocks (PRBs) allocated in the UpPTS and calculating an equivalent number of PRBs corresponding to the number of PRBs, the equivalent number of PRBs being a product of the number of PRBs and a preset coefficient; and

searching a data block size index on the basis of a modulation and coding scheme index and calculating a value of the number of UL data blocks on the basis of the equivalent number of PRBs and the data block size index.

4. The method of claim 1, wherein determining the at least one corresponding sub-frame delay corresponding to the serial number of the DL sub-frame containing the UL grant information or the retransmission indication information comprises:

when a UL-DL sub-frame configuration 1 is adopted, if the DL sub-frame is one of a sub-frame 0, a sub-frame 1, a sub-frame 5 or a sub-frame 6, determining that the corresponding sub-frame delay is 6, and if the DL sub-frame is a sub-frame 4 or a sub-frame 9, determining that the corresponding sub-frame delay is 4;

when a UL-DL sub-frame configuration 2 is adopted, if the DL sub-frame is the sub-frame 1 or the sub-frame 6, determining that the corresponding sub-frame delay is 5, and if the DL sub-frame is a sub-frame 3 or a sub-frame 8, determining that the corresponding sub-frame delay is 4;

when a UL-DL sub-frame configuration 3 is adopted, if the DL sub-frame is one of the sub-frame 0, a sub-frame 7, the sub-frame 8 or the sub-frame 9, determining that the corresponding sub-frame delay is 4;

when a UL-DL sub-frame configuration 4 is adopted, if the DL sub-frame is one of the sub-frame 7, the sub-frame 8 or the sub-frame 9, determining that the corresponding sub-frame delay is 4;

or

when a UL-DL sub-frame configuration 5 is adopted, if the DL sub-frame is the sub-frame 7 or the sub-frame 8, determining that the corresponding sub-frame delay is 4.

6. The method of claim 1, wherein receiving the UL grant information sent from the eNB side comprises:

parsing Downlink Control Information (DCI) and extracting UL resource indication information and the UL grant information from the DCI, the UL resource indication information being configured to indicate a UL resource selection rule adopted by the UE.

7. The method of claim 6, wherein determining the at least one corresponding sub-frame delay corresponding to the serial number of the DL sub-frame containing the UL grant information and determining the at least one UL resource on the basis of the at least one sub-frame delay comprises:

determining the adopted UL resource selection rule on the basis of the UL resource indication information, the UL resource selection rule at least comprising;

a sub-frame corresponding to the UL resource indication information, and at least one sub-frame delay corresponding to each sub-frame; and

determining the at least one UL resource on the basis of the serial number of the DL sub-frame containing the UL grant information and the at least one corresponding sub-frame delay comprised in the UL resource selection rule.

16. The method of claim 7, wherein determining the adopted UL resource selection rule on the basis of the UL resource indication information comprises:

when a UL-DL sub-frame configuration 0 is adopted, if a Most Significant Bit (MSB) in the UL resource indication information is 1 and a Least Significant Bit (LSB) is 0, determining the UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 4, and when the DL sub-frame is the sub-frame 1 or the sub-frame 6, the corresponding sub-frame delay is 5;

when the UL-DL sub-frame configuration 0 is adopted, if the MSB in the UL resource indication information is 0 and the LSB is 1, determining the UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0, the sub-frame 1, the sub-frame 5 or the sub-frame 6, the corresponding sub-frame delay is 7; and

when the UL-DL sub-frame configuration 0 is adopted, if the MSB in the UL resource indication information is 1 and the LSB is 1, determining the UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 4 and 7, and when the DL sub-frame is the sub-frame 1 or the sub-frame 6, the corresponding sub-frame delay is 5 and 7.

17. The method of claim 7, further comprising:

when a UL-DL sub-frame configuration 0 is adopted and the retransmission indicator channel is received in the sub-frame 0 or the sub-frame 5, if the retransmission indicator is 0, determining that a sub-frame delay corresponding to the sub-frame 0 or the sub-frame 5 is 4, and if the retransmission indicator is 1, determining that the sub-frame delay corresponding to the sub-frame 0 or the sub-frame 5 is 7; and

when the UL-DL sub-frame configuration 0 is adopted and the retransmission indicator channel is received in the sub-frame 1 or the sub-frame 6, if the retransmission indicator is 0, determining that a sub-frame delay corresponding to the sub-frame 1 or the sub-frame 6 is 5, and if the retransmission indicator is 1, determining that the sub-frame delay corresponding to the sub-frame 1 or the sub-frame 6 is 7.

18. The method of claim 17, further comprising:

responsive to determining that the UL shared channel transmission is performed in a UL resource of the sub-frame 2 or the sub-frame 4 or the sub-frame 7 or the sub-frame 9, setting the retransmission indicator to be 1, otherwise, setting the retransmission indicator to be 0.

24. The method of claim 7, wherein determining the adopted UL resource selection rule on the basis of the UL resource indication information comprises:

when a UL-DL sub-frame configuration 6 is adopted, if a Most Significant Bit (MSB) in the UL resource indication information is 1 and a Least Significant Bit (LSB) is 0, or, if the retransmission indicator channel is received in the sub-frame 0 or the sub-frame 5 and the retransmission indicator is 0, determining the UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 7;

when the UL-DL sub-frame configuration 6 is adopted, if the MSB in the UL resource indication information is 0 and the LSB is 1, or, if the retransmission indicator channel is received in the sub-frame 0 or the sub-frame 5 and the retransmission indicator is 1, determining the UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 6; and

when the UL-DL sub-frame configuration 6 is adopted, if the MSB in the UL resource indication information is 1 and the LSB is 1, determining the UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 7 and 6.

25. The method of claim 24, further comprising:

responsive to determining that the UL shared channel transmission is performed in a UL resource of the sub-frame 1 or the sub-frame 6, setting a retransmission indicator to be 1, otherwise, setting the retransmission indicator to be 0.

27. The method of claim 1, after performing the UL shared channel transmission in the at least one UL resource, further comprising:

when a UL-DL sub-frame configuration 0 is adopted, if the UL shared channel transmission is performed in one of the sub-frame 1 or the sub-frame 6, determining that a corresponding sub-frame delay for reception of a retransmission indicator channel is 5, if the UL shared channel transmission is performed in one of the sub-frame 2 or the sub-frame 7, determining that the corresponding sub-frame delay for reception of the retransmission indicator channel is 4, if the UL shared channel transmission is performed in the sub-frame 3 or the sub-frame 8, determining that the corresponding sub-frame delay for reception of the retransmission indicator channel is 7, and if the UL shared channel transmission is performed in the sub-frame 4 or 9, determining that the corresponding sub-frame delay for reception of the retransmission indicator channel is 6; and

when the UL-DL sub-frame configuration 6 is adopted, if the UL shared channel transmission is performed in one of the sub-frame 1, the sub-frame 2, the sub-frame 6 or the sub-frame 7, determining that the corresponding sub-frame delay for reception of the retransmission indicator channel is 4, if the UL shared channel transmission is performed in the sub-frame 3 or the sub-frame 4, determining that the corresponding sub-frame delay for reception of the retransmission indicator channel is 6, and if the UL shared channel transmission is performed in the sub-frame 8, determining that the corresponding sub-frame delay for reception of the retransmission indicator channel is 7.

5. (canceled)

8. (canceled)

9. (canceled)

10. (canceled)

11. (canceled)

12. (canceled)

13. (canceled)

14. (canceled)

15. (canceled)

19. (canceled)

20. (canceled)

21. (canceled)

22. (canceled)

23. (canceled)

26. (canceled)

28. A message transmission method, applied to an Evolved Node B (eNB), comprising:

generating Uplink (UL) grant information for User Equipment (UE);

determining a serial number of a Downlink (DL) sub-frame for sending the UL grant information or retransmission indication information, determining at least one corresponding sub-frame delay corresponding to the serial number of the DL sub-frame and determining at least one UL resource on the basis of the at least one sub-frame delay, the UL resource being at least one of a UL sub-frame or an Uplink Pilot Time Slot (UpPTS) in a special sub-frame; and

sending the UL grant information or the retransmission indication information to the UE in the DL sub-frame and receiving, in the at least one UL resource, UL shared channel transmission sent from the UE.

29. The method of claim 28, wherein sending the UL grant information to the UE in the DL sub-frame comprises:

adding UL resource indication information and the UL grant information into Downlink Control Information (DCI) and sending the DCI to the UE in the DL sub-frame, the UL resource indication information being configured to indicate a UL resource selection rule adopted by the UE.

36. The method of claim 29, further comprising:

when a UL-DL sub-frame configuration 0 is adopted, setting an MSB in the UL resource indication information to be 1 and an LSB to be 0, so as to indicate the corresponding UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 4, and when the DL sub-frame is the sub-frame 1 or the sub-frame 6, the corresponding sub-frame delay is 5;

when the UL-DL sub-frame configuration 0 is adopted, if the UL resource indication information is set in a manner that the MSB in the UL resource indication information is 0 and the LSB is 1, so as to indicate the corresponding UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0, the sub-frame 1, the sub-frame 5 or the sub-frame 6, the corresponding sub-frame delay is 7; and

when the UL-DL sub-frame configuration 0 is adopted, setting the MSB in the UL resource indication information to be 1 and the LSB to be 1, so as to indicate the corresponding UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 4 and 7, and when the DL sub-frame is the sub-frame 1 or the sub-frame 6, the corresponding sub-frame delay is 5 and 7.

37. The method of claim 29, further comprising:

when a UL-DL sub-frame configuration 0 is adopted and the retransmission indicator channel is received in the sub-frame 0 or the sub-frame 5, if the retransmission indicator is 0, determining that the sub-frame delay corresponding to the sub-frame 0 or the sub-frame 5 is 4, and if the retransmission indicator is 1, determining that the sub-frame delay corresponding to the sub-frame 0 or the sub-frame 5 is 7; and

when the UL-DL sub-frame configuration 0 is adopted and the retransmission indicator channel is received in the sub-frame 1 or the sub-frame 6, if the retransmission indicator is 0, determining that the sub-frame delay corresponding to the sub-frame 1 or the sub-frame 6 is 5, and if the retransmission indicator is 1, determining that the sub-frame delay corresponding to the sub-frame 1 or the sub-frame 6 is 7.

42. The method of claim 29, further comprising:

when a UL-DL sub-frame configuration 6 is adopted, setting an MSB in the UL resource indication information to be 1 and an LSB to be 0, or, if the retransmission indicator channel is received in the sub-frame 0 or the sub-frame 5 and the retransmission indicator is 0, so as to indicate the corresponding UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 7;

when the UL-DL sub-frame configuration 6 is adopted, setting the MSB in the UL resource indication information to be 0 and the LSB to be 1, or, if the retransmission indicator channel is received in the sub-frame 0 or the sub-frame 5 and the retransmission indicator is 1, so as to indicate the corresponding UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 6; and

when the UL-DL sub-frame configuration 6 is adopted, setting the MSB in the UL resource indication information to be 1 and the LSB to be 1, so as to indicate the corresponding UL resource selection rule to be that, when the DL sub-frame is the sub-frame 0 or the sub-frame 5, the corresponding sub-frame delay is 6 and 7.

43. The method of claim 29, further comprising:

when a UL-DL sub-frame configuration 1 is adopted, if the DL sub-frame is one of the sub-frame 0, the sub-frame 1, the sub-frame 5 or the sub-frame 6, determining that the corresponding sub-frame delay is 6, and if the DL sub-frame is a sub-frame 4 or the sub-frame 9, determining that the corresponding sub-frame delay is 4;

when a UL-DL sub-frame configuration 2 is adopted, if the DL sub-frame is the sub-frame 1 or the sub-frame 6, determining that the corresponding sub-frame delay is 5, and if the DL sub-frame is a sub-frame 3 or a sub-frame 8, determining that the corresponding sub-frame delay is 4;

when a UL-DL sub-frame configuration 3 is adopted, if the DL sub-frame is one of the sub-frame 0, a sub-frame 7, the sub-frame 8 or the sub-frame 9, determining that the corresponding sub-frame delay is 4;

when a UL-DL sub-frame configuration 4 is adopted, if the DL sub-frame is one of the sub-frame 7, the sub-frame 8 or the sub-frame 9, determining that the corresponding sub-frame delay is 4; and

when a UL-DL sub-frame configuration 5 is adopted, if the DL sub-frame is the sub-frame 7 or the sub-frame 8, determining that the corresponding sub-frame delay is 4.

46. The method of claim 28, further comprising:

after sending the retransmission indication information to the UE in the DL sub-frame,

when a UL-DL sub-frame configuration 0 is adopted, if the UL shared channel transmission is performed in one of the sub-frame 1 or the sub-frame 6, determining that the corresponding sub-frame delay for reception of the retransmission indicator channel is 5, if the UL shared channel transmission is performed in one of the sub-frame 2 or the sub-frame 7, determining that the corresponding sub-frame delay for sending of the retransmission indicator channel is 4, if the UL shared channel transmission is performed in the sub-frame 3 or the sub-frame 8, determining that the corresponding sub-frame delay for sending of the retransmission indicator channel is 7, and if the UL shared channel transmission is performed in the sub-frame 4 or 9, determining that the corresponding sub-frame delay for sending of the retransmission indicator channel is 6; and

when a UL-DL sub-frame configuration 6 is adopted, if the UL shared channel transmission is performed in one of the sub-frame 1, the sub-frame 2, the sub-frame 6 or the sub-frame 7, determining that the corresponding sub-frame delay for sending of the retransmission indicator channel is 4, if the UL shared channel transmission is performed in the sub-frame 3 or the sub-frame 4, determining that the corresponding sub-frame delay for sending of the retransmission indicator channel is 6, and if the UL shared channel transmission is performed in the sub-frame 8, determining that the corresponding sub-frame delay for sending of the retransmission indicator channel is 7.

30. (canceled)

31. (canceled)

32. (canceled)

33. (canceled)

34. (canceled)

35. (canceled)

38. (canceled)

39. (canceled)

40. (canceled)

41. (canceled)

44. (canceled)

45. (canceled)

47. (canceled)

48. (canceled)

49. (canceled)

50. (canceled)

51. (canceled)

52. (canceled)

53. (canceled)

54. (canceled)

55. (canceled)

56. (canceled)

57. (canceled)

58. (canceled)

59. (canceled)

60. (canceled)

61. (canceled)

62. (canceled)

63. (canceled)

64. (canceled)

65. (canceled)

66. (canceled)

67. (canceled)

68. (canceled)

69. User Equipment (UE), comprising a processor and a memory configured to store a computer program capable of being run on the processor,

wherein the processor is configured to run the computer program to execute steps of a message transmission method, comprising:

receiving Uplink (UL) grant information or retransmission indication information sent from an Evolved Node B (eNB) side;

determining at least one corresponding sub-frame delay corresponding to a serial number of a Downlink (DL) sub-frame containing the UL grant information or the retransmission indication information, and determining at least one UL resource on the basis of the at least one sub-frame delay, the UL resource being at least one of a UL sub-frame or an Uplink Pilot Time Slot (UpPTS) in a special sub-frame; and

performing UL shared channel transmission in the at least one UL resource.

70. (canceled)

71. (canceled)