Time-domain resource allocation for configured grant transmissions in new radio (NR) systems
Some embodiments of this disclosure include systems, apparatuses, methods, and computer-readable media for use in a wireless network for time-domain resource allocation for configured grant transmissions in New Radio (NR) systems. For example, some embodiments are directed to an electronic device including radio front end circuitry and processor circuitry coupled to the radio front end circuitry. The processor circuitry can be configured to generate a radio resource control (RRC) signal including a bitmap for configuring time-domain resources for configured grant (CG) operation. The processor circuitry can be further configured to transmit, using the radio front end circuitry, the RRC signal to a user equipment (UE) to configure the time-domain resources. The bitmap comprises a plurality of resource units and wherein each resource unit in the plurality of resource units corresponds to a symbol, a slot, a subframe, or a radio frame.
1. An electronic device, comprising:
radio front end circuitry; and
processor circuitry, coupled to the radio front end circuitry, and configured to:
generate a radio resource control (RRC) signal including a bitmap for configuring time-domain resources for configured grant (CG) operation; and
transmit, using the radio front end circuitry, the RRC signal to a user equipment (UE) to configure the time-domain resources for the CG operation,
wherein the bitmap comprises a plurality of resource units and wherein each resource unit in the plurality of resource units corresponds to a symbol, a slot, a subframe, or a radio frame, and
wherein a length of the bitmap is greater than a CG periodicity of the CG operation and the length of the bitmap is not an integer multiple of the CG periodicity, or
wherein the length of the bitmap is less than the CG periodicity.
2. The electronic device of claim 1 , wherein the bitmap repeats over time independently of the CG periodicity.
3. The electronic device of claim 1 , wherein the length of the bitmap is greater than the CG periodicity, a first set of the plurality of resource units of the bitmap are used for configuring the time-domain resources for the CG operation, and a length of the first set of the plurality of resource units is equal to the CG periodicity.
4. The electronic device of claim 1 , wherein the length of the bitmap is greater than the CG periodicity and the bitmap is used for configuring time-domain resources associated with multiple CG periodicities of the CG operation.
5. The electronic device of claim 4 , wherein a first set of the plurality of resource units of the bitmap are used for configuring time-domain resources associated with a difference between the length of the bitmap and a length of the multiple CG periodicities.
6. The electronic device of claim 1 , wherein the length of the bitmap is less than the CG periodicity, a first set of the plurality of resource units of the bitmap are used for configuring time-domain resources associated with a difference between the CG periodicity and the length of the bitmap, and a length of the first set of the plurality of resource units is equal to the difference between the CG periodicity and the length of the bitmap.
7. The electronic device of claim 1 , wherein the length of the bitmap is less than the CG periodicity, the plurality of resource units of the bitmap are used for configuring a first set of time-domain resources associated with the CG operation, and a length of the first set of the time-domain resources is equal to the length of the bitmap.
8. The electronic device of claim 7 , wherein a second set of the time-domain resources associated with the CG operation are not used and a length of the second set of the time-domain resources is equal to a difference between the CG periodicity and the length of the bitmap.
9. The electronic device of claim 1 , wherein the length of the bitmap is less than the CG periodicity and the bitmap is repeated using a cyclic shift with an offset.
10. A method, comprising:
generating a radio resource control (RRC) signal including a bitmap for configuring time-domain resources for configured grant (CG) operation; and
transmitting the RRC signal to a user equipment (UE) to configure the time-domain resources for the CG operation,
wherein the bitmap comprises a plurality of resource units and wherein each resource unit in the plurality of resource units corresponds to a symbol, a slot, a subframe, or a radio frame, and
wherein a length of the bitmap is greater than a CG periodicity of the CG operation and the length of the bitmap is not an integer multiple of the CG periodicity, or
wherein the length of the bitmap is less than the CG periodicity.
11. The method of claim 10 , wherein the bitmap repeats over time independently of the CG periodicity.
12. The method of claim 10 , wherein the length of the bitmap is greater than the CG periodicity, a first set of the plurality of resource units of the bitmap are used for configuring the time-domain resources for the CG operation, and a length of the first set of the plurality of resource units is equal to the CG periodicity.
13. The method of claim 10 , wherein the length of the bitmap is greater than the CG periodicity and the bitmap is used for configuring time-domain resources associated with multiple CG periodicities of the CG operation.
14. The method of claim 13 , wherein a first set of the plurality of resource units of the bitmap are used for configuring time-domain resources associated with a difference between the length of the bitmap and a length of the multiple CG periodicities.
15. The method of claim 10 , wherein the length of the bitmap is less than the CG periodicity, a first set of the plurality of resource units of the bitmap are used for configuring time-domain resources associated with a difference between the CG periodicity and the length of the bitmap, and a length of the first set of the plurality of resource units is equal to the difference between the CG periodicity and the length of the bitmap.
16. The method of claim 10 , wherein the length of the bitmap is less than the CG periodicity, the plurality of resource units of the bitmap are used for configuring a first set of time-domain resources associated with the CG operation, and a length of the first set of the time-domain resources is equal to the length of the bitmap.
17. The method of claim 16 , wherein a second set of the time-domain resources associated with the CG operation are not used and a length of the second set of the time-domain resources is equal to a difference between the CG periodicity and the length of the bitmap.
18. The method of claim 10 , wherein the length of the bitmap is less than the CG periodicity and the bitmap is repeated using a cyclic shift with an offset.
19. A base station, comprising:
a memory configured to store program instructions; and
a processor, upon executing the program instructions, configured to:
generate a radio resource control (RRC) signal including a bitmap for configuring time-domain resources for configured grant (CG) operation; and
transmit the RRC signal to a user equipment (UE) to configure the time-domain resources for the CG operation,
wherein the bitmap comprises a plurality of bits and wherein each bit in the plurality of bits corresponds to a symbol, a slot, a subframe, or a radio frame, and
wherein a length of the bitmap is greater than a CG periodicity of the CG operation and the length of the bitmap is not an integer multiple of the CG periodicity.
20. The base station of claim 19 , wherein the bitmap repeats over time independently of the CG periodicity.