Wake-up signal resource determining method and apparatus, wake-up signal resource configuration method and apparatus, terminal, and base station
A wake-up signal resource determining method and apparatus, a wake-up signal resource configuration method and apparatus, a terminal, and a base station. The resource determining method comprises: receiving resource configuration information sent by a network; and determining, according to the resource configuration information, a frequency domain resource and/or a time domain resource configured for awake-up signal. According to the technical solutions provided by embodiments of the present invention, resources for wake-up signals can be flexibly configured, and resource conflict between different wake-up signals is avoided.
1. A wake-up signal resource determining method, comprising:
receiving resource configuration information from a network; and
determining at least one of a frequency domain resource and a time domain resource configured for the wake-up signal based on the resource configuration information;
wherein Physical Resource Blocks (PRBs) configured for the wake-up signal are continuous, and the resource configuration information comprises a frequency domain offset;
wherein the frequency domain offset is an offset between a PRB with a smallest index of the wake-up signal and a PRB with a smallest index of a Bandwidth Part (BWP).
2. The method according to claim 1 , wherein a number of PRBs configured for the wake-up signal is a preset number, and determining a frequency domain resource configured for the wake-up signal based on the resource configuration information comprises:
determining the frequency domain resource configured for the wake-up signal based on the offset included in the resource configuration information and the preset number.
3. The method according to claim 1 , wherein the resource configuration information further comprises a number of PRBs configured for the wake-up signal, and determining a frequency domain resource configured for the wake-up signal based on the resource configuration information comprises:
determining the frequency domain resource configured for the wake-up signal based on the offset and the number of PRBs included in the resource configuration information.
4. The method according to claim 1 , wherein symbols configured for the wake-up signal are continuous, and the resource configuration information comprises a time domain offset.
5. The method according to claim 4 , wherein the time domain offset is an offset between a start position of the time domain resource configured for the wake-up signal and a start position of a Discontinuous Reception (DRX) on-duration associated with the wake-up signal, or, the time domain offset is an offset between a start position of the time domain resource configured for the wake-up signal and a start position of a DRX cycle associated with the wake-up signal, a duration of the wake-up signal is a preset duration, and determining the time domain resource configured for the wake-up signal based on the resource configuration information comprises:
determining the time domain resource configured for the wake-up signal based on the offset included in the resource configuration information and the preset duration.
6. The method according to claim 4 , wherein the time domain offset is an offset between a start position of the time domain resource configured for the wake-up signal and a start position of a DRX on-duration associated with the wake-up signal, or, the time domain offset is an offset between a start position of the time domain resource configured for the wake-up signal and a start position of a DRX cycle associated with the wake-up signal, the resource configuration information further comprises duration information of the wake-up signal which indicates a duration or a longest duration of the wake-up signal, and determining the time domain resource configured for the wake-up signal based on the resource configuration information comprises:
determining the time domain resource configured for the wake-up signal based on the offset and the duration information included in the resource configuration information.
7. The method according to claim 1 , wherein the resource configuration information comprises resource grid information of the wake-up signal, wherein the resource grid information comprises a plurality of candidate time-frequency resource units.
8. The method according to claim 7 , further comprising:
receiving resource indication information from the network, wherein the resource indication information indicates the time-frequency resource units configured for the wake-up signal; and
determining the time and frequency domain resources configured for the wake-up signal based on the resource indication information and the resource grid information.
9. The method according to claim 1 , further comprising:
detecting the wake-up signal in a determined time-frequency resource.
10. The method according to claim 9 , further comprising:
in response to the wake-up signal being detected in a time slot N, detecting a preset signal in a time slot (N+K), wherein the preset signal comprises a tracking reference signal, and N and K are non-negative integers.
11. The method according to claim 10 , wherein the tracking reference signal comprises an aperiodic tracking reference signal, and the wake-up signal is associated with the aperiodic tracking reference signal.
12. The method according to claim 10 , wherein the tracking reference signal comprises an aperiodic tracking reference signal, and in response to the wake-up signal being detected in the time slot N, the method further comprises:
in response to a periodic tracking reference signal associated with the wake-up signal being received in a time slot (N+L) to a time slot (N+L+Q), and (N+L+Q)<=(N+K), not detecting the aperiodic tracking reference signal in the time slot (N+K).
13. The method according to claim 10 , further comprising:
detecting a Physical Downlink Control Channel (PDCCH) in a time slot (N+K+P), wherein P is a non-negative integer.
14. A wake-up signal resource configuration method, comprising:
determining at least one of a time domain resource and a frequency domain resource for a wake-up signal to obtain resource configuration information; and
transmitting the resource configuration information to a User Equipment (UE);
wherein Physical Resource Blocks (PRBs), configured for the wake-up signal are continuous, and the resource configuration information comprises a frequency domain offset;
wherein the frequency domain offset is an offset between a PRB with a smallest index of the wake-up signal and a PRB with a smallest index of a Bandwidth Part (BWP).
15. A non-transitory storage medium having computer instructions stored therein, wherein when the computer instructions are executed, the method of claim 1 is performed.
16. A terminal comprising a memory and a processor, wherein the memory has computer instructions stored therein, and when the processor executes the computer instructions, the method of claim 1 is performed.
17. A base station comprising a memory and a processor, wherein the memory has computer instructions stored therein, and when the processor executes the computer instructions, the method of claim 14 is performed.