TRANSMISSION RESOURCE INDICATION METHOD, BASE STATION, USER EQUIPMENT AND TRANSMISSION RESOURCE INDICATION SYSTEM

• US 20190081765A1
• Filed: 03/27/2017
• Published: 03/14/2019
• Est. Priority Date: 03/31/2016
• Status: Abandoned Application

• Current Assignee: China Academy of Telecom Technology (China Information Communication Technology Group Co. Ltd.)
• Original Assignee: China Academy of Telecom Technology (China Information Communication Technology Group Co. Ltd.)
• Inventors: SI, Qianqian, PAN, Xueming, CHENG, Fangchen, GAO, Xuejuan, SUN, Shaohui
• Application Number:
  US16/079,969
• Publication Number:
  US 20190081765A1
• Time in Patent Office: Days
• CPC Class Codes: H04L 5/0007 the frequencies being orthogonal, e.g. OFDM(A), DMT
• CPC Class Codes: H04L 5/003 Arrangements for allocating sub-channels of the transmission path
• 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 72/04 Wireless resource allocation
• CPC Class Codes: H04W 72/0446 Resources in time domain, e.g. slots or frames
• CPC Class Codes: H04W 72/0453 Resources in frequency domain, e.g. a carrier in FDMA
• CPC Class Codes: H04W 72/23 in the downlink direction of a wireless link, i.e. towards a terminal

Abstract

A transmission resource indication method, a base station, a UE and a transmission resource indication system are provided. The transmission resource indication method includes: receiving, by a UE, DCI from a base station, the DCI including indication information indicating one or more of a TTI length for a transmission resource, a time-domain position of the transmission resource and a frequency-domain of the transmission resource; and determining, by the UE, the transmission resource in accordance with the indication information and performing transmission on the transmission resource.

Claims

1. A transmission resource indication method, comprising:

receiving, by a User Equipment (UE), Downlink Control Information (DCI) from a base station, the DCI comprising indication information indicating one or more of a Transmission Time Interval (TTI) length for a transmission resource, a time-domain position of the transmission resource and a frequency-domain position of the transmission resource; and

determining, by the UE, the transmission resource in accordance with the indication information and performing transmission on the transmission resource.

2. The transmission resource indication method according to claim 1, wherein the receiving, by the UE, the DCI from the base station comprises receiving, by the UE, the DCI transmitted by the base station through a Physical Downlink Control Channel (PDCCH) having a temporal length smaller than or equal to 1 ms.

3. The transmission resource indication method according to claim 1, wherein the transmission resource has a temporal length smaller than or equal to 1 ms and is used to transmit a Physical Uplink Shared Channel (PUSCH) or a Physical Downlink Shared Channel (PDSCH).

4. The transmission resource indication method according to claim 1, wherein the indication information indicates the TI length for the transmission resource through M bits, where M is a positive integer greater than or equal to 1.

5. The transmission resource indication method according to claim 4, wherein the indication information indicates the quantity of Orthogonal Frequency Division Multiplexing (OFDM) symbols for the transmission resource through M bits, or indicates the quantity of elements corresponding to the TTI length for the transmission resource in a set of TTI lengths through M bits.

6. The transmission resource indication method according to claim 1, wherein the indication information indicates the time-domain position of the transmission resource through N bits, where N is a positive integer greater than or equal to 1.

8. The transmission resource indication method according to claim 1, wherein the indication information indicates the TTI length for the transmission resource and the time-domain position of the transmission resource through Q bits, where Q is a positive integer greater than or equal to 1.

9. The transmission resource indication method according to claim 1, wherein the indication information indicates the frequency-domain position of the transmission resource through P bits, and the frequency-domain position comprises a position of a Resource Block (RB) occupied by the transmission resource or a position of a subcarrier occupied by the transmission resource, where P is a positive integer greater than or equal to 1.

7. The transmission resource indication method according to claim 7, wherein the indication information indicates a serial number of a starting subframe for the transmission resource through N bits, or indicates a serial number of a starting OFDM symbol for the transmission resource through N bits, or indicates an offset amount between a time-domain starting position of the transmission resource and a predefined position through N bits, or indicates the quantity of elements corresponding to the time-domain starting position of the transmission resource in a set of time-domain starting positions through N bits.

10. A transmission resource indication method, comprising:

generating, by a base station, Downlink Control Information (DCI), the DCI comprising indication information indicating one or more of a Transmission Time Interval (TTI) length for a transmission resource, a time-domain position of the transmission resource and a frequency-domain position of the transmission resource; and

transmitting, by the base station, the DCI to a User Equipment (UE), to enable the UE to determine the transmission resource in accordance with the indication information and perform transmission on the transmission resource.

11. The transmission resource indication method according to claim 10, wherein the transmitting, by the base station, the DCI to the UE comprises transmitting, by the base station, the DCI to the UE through a Physical Downlink Control Channel (PDCCH) having a temporal length smaller than or equal to 1 ms.

12. The transmission resource indication method according to claim 10, wherein the transmission resource has a temporal length smaller than or equal to 1 ms and is used to transmit a Physical Uplink Shared Channel (PUSCH) or a Physical Downlink Shared Channel (PDSCH).

13. The transmission resource indication method according to claim 10, wherein the indication information indicates the TTI length for the transmission resource through M bits, where M is a positive integer greater than or equal to 1.

14. The transmission resource indication method according to claim 13, wherein the indication information indicates the quantity of Orthogonal Frequency Division Multiplexing (OFDM) symbols for the transmission resource through M bits, or indicates the quantity of elements corresponding to the TTI length for the transmission resource in a set of TTI lengths through M bits.

15. The transmission resource indication method according to claim 10, wherein the indication information indicates the time-domain position of the transmission resource through N bits, where N is a positive integer greater than or equal to 1.

16. The transmission resource indication method according to claim 15, wherein the indication information indicates a serial number of a starting subframe for the transmission resource through N bits, or indicates a serial number of a starting OFDM symbol for the transmission resource through N bits, or indicates an offset amount between a time-domain starting position of the transmission resource and a predefined position through N bits, or indicates the quantity of elements corresponding to the time-domain starting position of the transmission resource in a set of time-domain starting positions through N bits.

17. The transmission resource indication method according to claim 10, wherein the indication information indicates the TTI length for the transmission resource and the time-domain position of the transmission resource through Q bits, where Q is a positive integer greater than or equal to 1.

18. The transmission resource indication method according to claim 10, wherein the indication information indicates the frequency-domain position of the transmission resource through P bits, and the frequency-domain position comprises a position of a Resource Block (RB) occupied by the transmission resource or a position of a subcarrier occupied by the transmission resource, where P is a positive integer greater than or equal to 1.

19-37. -37. (canceled)

38. A User Equipment (UE), comprising a processor, a transceiver and a memory, wherein the processor is configured to read a program stored in the memory, so as to:

receive through the transceiver Downlink Control Information (DCI) from a base station, the DCI comprising indication information indicating one or more of a Transmission Time Interval (TTI) length for a transmission resource, a time-domain position of the transmission resource and a frequency-domain position of the transmission resource; and

determine the transmission resource in accordance with the indication information and perform transmission on the transmission resource through the transceiver.

39. A base station, comprising a processor, a transceiver and a memory, wherein the processor is configured to read a program stored in the memory, so as to:

generate Downlink Control Information (DCI), the DCI comprising indication information indicating one or more of a Transmission Time Interval (TTI) length for a transmission resource, a time-domain position of the transmission resource and a frequency-domain position of the transmission resource; and

transmit through the transceiver the DCI to a User Equipment (UE), to enable the UE to determine the transmission resource in accordance with the indication information and perform transmission on the transmission resource.