Method and device for allocating resources, user equipment, base station and readable storage medium
Method and device for allocating resources are provided. The method includes: acquiring position information of a first type of RB; acquiring reference point offset indication information from a base station, wherein the reference point offset indication information includes a frequency domain offset N of a reference point relative to a specified RB which is one of the first type of RB, wherein a set of available values of N is preset, and an index of a selected value of N in the set is received; calculating a frequency domain position of the reference point based on the position information of the first type of RB and the reference point offset indication information; when receiving scheduling information from the base station, determining an RB for receiving PDSCH based on the frequency domain position of the reference point and resource allocation information included in the scheduling information. Resource allocation efficiency is improved.
1. A method for allocating resources, comprising:
acquiring position information of a first type of resource block;
acquiring reference point offset indication information from a base station, wherein the reference point offset indication information comprises a frequency domain offset N of a reference point relative to a specified resource block, the specified resource block being one of the first type of resource block, and N being an integer, wherein a set of available values of N is preset, and the frequency domain offset N is selected from the set of available values of N;
calculating a frequency domain position of the reference point based on the position information of the first type of resource block and the reference point offset indication information; and
in response to receiving scheduling information from the base station, determining a resource block for receiving a physical downlink shared channel based on the frequency domain position of the reference point and resource allocation information included in the scheduling information.
2. The method according to claim 1 , wherein the reference point corresponds to a start resource block, and determining a resource block for receiving a physical downlink shared channel based on the frequency domain position of the reference point and resource allocation information included in the scheduling information comprises:
determining the resource block for receiving the physical downlink shared channel based on the resource allocation information included in the scheduling information by taking the start resource block corresponding to the reference point as a start resource block for counting resource blocks.
3. The method according to claim 1 , wherein the first type of resource block belongs to a synchronization signal block or a control resource set.
4. The method according to claim 3 , wherein when based on the first type of resource block belonging to a synchronization signal block, the specified resource block is a specified resource block in a synchronization signal or in a physical broadcast channel.
5. The method according to claim 4 , wherein based on the specified resource block being a specified resource block in the synchronization signal block, the specified resource block is one of the following resource blocks:
a resource block with a minimum index in the synchronization signal;
a resource block with a maximum index in the synchronization signal; or
a resource block with any index between the minimum index and the maximum index in the synchronization signal.
6. The method according to claim 4 , wherein based on the specified resource block being a specified resource block in the physical broadcast channel, the specified resource block is one of the following resource blocks:
a resource block with a minimum index in the physical broadcast channel;
a resource block with a maximum index in the physical broadcast channel; or
a resource block with any index between the minimum index and the maximum index in the physical broadcast channel.
7. The method according to claim 3 , wherein based on the first type of resource block belonging to a synchronization signal block, the reference point offset indication information is acquired from the base station based on one of the following information:
remaining minimum system information;
a master information block in a physical broadcast channel; or
downlink control information.
8. The method according to claim 3 , wherein based on the first type of resource block belonging to a control resource set, the reference point offset indication information is acquired from the base station based on one of the following information:
remaining minimum system information; or
a master information block in a physical broadcast channel.
9. The method according to claim 3 , wherein based on the specified resource block being a resource block in the control resource set, the specified resource block is one of the following resource blocks:
a resource block with a minimum index in the control resource set;
a resource block with a maximum index in the control resource set; or
a resource block with any index between the minimum index and the maximum index in the control resource set.
10. The method according to claim 1 , wherein the maximum index for the resource block is a maximum index for the resource block under a minimum bandwidth.
11. The method according to claim 1 , wherein the offset N is in unit of the number of the resource blocks.
12. The method according to claim 10 , wherein the minimum bandwidth is a smaller one between a system bandwidth and a minimum UE bandwidth.
13. The method according to claim 10 , wherein the minimum bandwidth and the maximum index for the resource block are related to a frequency band corresponding to a cell.
14. A method for allocating resources, comprising:
transmitting to a User Equipment (UE) position information of a first type of resource block;
transmitting to the UE reference point offset indication information, so that the UE calculates a frequency domain position of a reference point based on the position information of the first type of resource block and the reference point offset indication information, wherein the reference point offset indication information comprises a frequency domain offset N of the reference point relative to a specified resource block, the specified resource block being one of the first type of resource block, and N being an integer, wherein a set of available values of N is preset, and the frequency domain offset N is selected from the set of available values of N; and
transmitting to the UE scheduling information which comprises resource allocation information, so that the UE determines a resource block for receiving a physical downlink shared channel based on the frequency domain position of the reference point and the resource allocation information included in the scheduling information.
15. The method according to claim 14 , wherein the reference point corresponds to a start resource block, and determining a resource block for receiving a physical downlink shared channel based on the frequency domain position of the reference point and resource allocation information included in the scheduling information comprises:
determining the resource block for receiving the physical downlink shared channel based on the resource allocation information included in the scheduling information by taking the start resource block corresponding to the reference point as a start resource block for counting resource blocks.
16. The method according to claim 14 , wherein the first type of resource block belongs to a synchronization signal block or a control resource set.
17. The method according to claim 16 , wherein based on the first type of resource block belonging to a synchronization signal block, the specified resource block is a specified resource block in a synchronization signal or in a physical broadcast channel.
18. The method according to claim 17 , wherein based on the specified resource block being a specified resource block in the synchronization signal block, the specified resource block is one of the following resource blocks:
a resource block with a minimum index in the synchronization signal;
a resource block with a maximum index in the synchronization signal; or
a resource block with any index between the minimum index and the maximum index in the synchronization signal.
19. The method according to claim 17 , wherein based on the specified resource block being a specified resource block in the physical broadcast channel, the specified resource block is one of the following resource blocks:
a resource block with a minimum index in the physical broadcast channel;
a resource block with a maximum index in the physical broadcast channel; or
a resource block with any index between the minimum index and the maximum index in the physical broadcast channel.
20. The method according to claim 16 , wherein based on the first type of resource block belonging to a synchronization signal block, the reference point offset indication information is transmitted to the UE based on one of the following information:
remaining minimum system information;
a master information block in a physical broadcast channel; or
downlink control information.
21. The method according to claim 16 , wherein based on the specified resource block being a resource block in the control resource set, the specified resource block is one of the following resource blocks:
a resource block with a minimum index in the control resource set;
a resource block with a maximum index in the control resource set; or
a resource block with any index between the minimum index and the maximum index in the control resource set.
22. The method according to claim 14 , wherein the maximum index for the resource block is a maximum index for the resource block under a minimum bandwidth.
23. The method according to claim 14 , wherein the offset N is in unit of the number of the resource blocks.
24. The method according to claim 22 , wherein the minimum bandwidth is a smaller one between a system bandwidth and a minimum UE bandwidth.
25. The method according to claim 22 , wherein the minimum bandwidth and the maximum index for the resource block are related to a frequency band corresponding to a cell.
26. A non-transitory tangible computer readable storage medium which is applied in a User Equipment (UE) and has computer instructions stored therein, wherein once the computer instructions are executed by a processor, a method for allocating resources is performed, wherein the method comprises:
acquiring position information of a first type of resource block;
acquiring reference point offset indication information from a base station, wherein the reference point offset indication information comprises a frequency domain offset N of a reference point relative to a specified resource block, the specified resource block being one of the first type of resource block, and N being an integer, wherein a set of available values of N is preset, and the frequency domain offset N is selected from the set of available values of N;
calculating a frequency domain position of the reference point based on the position information of the first type of resource block and the reference point offset indication information; and
in response to receiving scheduling information from the base station, determining a resource block for receiving a physical downlink shared channel based on the frequency domain position of the reference point and resource allocation information included in the scheduling information.
27. A non-transitory tangible computer readable storage medium which is applied in a base station and has computer instructions stored therein, wherein once the computer instructions are executed by a processor, the method according to claim 14 is performed.