Method and system for multiple active bandwidth parts per carrier
Devices and methods are provided that include transmitting or receiving data and control signals over an air interface on a plurality of bandwidth part (BWP) groups (BWGs) of a carrier, wherein each BWG comprises a plurality of BWPs and each BWP is a set of contiguous resource blocks (RBs). The control signals are transmitted or received on an active BWP of at least one of the BWGs and the data signals are transmitted or received on active BWPs of at least two of the BWGs. Devices and methods are also provided that include transmitting or receiving data and control signals over an air interface on a plurality of active BWPs of a carrier, wherein each active BWP is a set of contiguous RBs, wherein control signals are transmitted or received on at most one active BWP at a time.
1. A method comprising:
transmitting or receiving, by an apparatus, data signals and control signals over an air interface on a plurality of bandwidth part (BWP) groups (BWGs) of a carrier, wherein each BWG comprises a plurality of BWPs and each BWP is a set of contiguous resource blocks (RBs), the control signals transmitted or received on an active BWP of at least one of the BWGs, and the data signals transmitted or received on active BWPs of at least two of the BWGs,
wherein the plurality of BWGs comprises at least a first BWG and a second BWG, and the control signals include signals for scheduling data in a first active BWP in the first BWG,
wherein the control signals further include signals for scheduling data in a first active BWP in the second BWG, and
wherein only BWPs in the first BWG include a control resource set (CORESET), and the signals for scheduling the data in the first active BWP in the second BWG are received in the first active BWP in the first BWG.
2. The method of claim 1 , wherein at most one BWP in each BWG of the plurality of BWGs is active at a time for transmitting or receiving.
3. The method of claim 1 , wherein the control signals further include signals for switching from the first active BWP in the first BWG to a second active BWP in the first BWG.
4. The method of claim 3 , wherein switching from the first active BWP in the first BWG to the second active BWP in the first BWG comprises deactivating the first active BWP in the first BWG and activating the second active BWP in the first BWG.
5. The method of claim 1 , wherein the control signals further include signals for switching from the first active BWP in the second BWG to a second active BWP in the second BWG.
6. The method of claim 5 , wherein switching from the first active BWP in the second BWG to the second active BWP in the second BWG comprises deactivating the first active BWP in the second BWG and activating the second active BWP in the second BWG.
7. The method of claim 1 , wherein the signals for scheduling the data in the first active BWP in the first BWG are received in the first active BWP in the first BWG and the signals for scheduling the data in the first active BWP in the second BWG are received in the first active BWP in the second BWG.
8. The method of claim 1 , wherein:
more than one BWGs are configured for use over a Uu interface between a base station and a UE; or
more than one BWGs are configured for a sidelink connection between UEs; or
at least one BWG is configured for use over the Uu interface between the base station and the UE and at least one BWG is configured for the sidelink connection between UEs.
9. An apparatus comprising:
at least one processor; and
a processor readable memory, having stored thereon, processor executable instructions, that when executed cause the apparatus to:
transmit or receive data signals and control signals over an air interface on a plurality of bandwidth part (BWP) groups (BWGs) of a carrier, wherein each BWG comprises a plurality of BWPs and each BWP is a set of contiguous resource blocks (RBs), the control signals transmitted or received on an active BWP of at least one of the BWGs, and the data signals transmitted or received on active BWPs of at least two of the BWGs,
wherein the plurality of BWGs comprises at least a first BWG and a second BWG, and the control signals include signals for scheduling data in a first active BWP in the first BWG,
wherein the control signals further include signals for scheduling data in a first active BWP in the second BWG, and
wherein only BWPs in the first BWG include a control resource set (CORESET), and the signals for scheduling the data in the first active BWP in the second BWG are received in the first active BWP in the first BWG.
10. The apparatus of claim 9 , wherein at most one BWP in the each BWG of the plurality of BWGs is active at a time for transmitting or receiving.
11. The apparatus of claim 9 , wherein the control signals further include signals for switching from the first active BWP in the first BWG to a second active BWP in the first BWG.
12. The apparatus of claim 11 , wherein switching from the first active BWP in the first BWG to the second active BWP in the first BWG comprises deactivating the first active BWP in the first BWG and activating the second active BWP in the first BWG.
13. The apparatus of claim 9 , wherein the control signals further include signals for switching from the first active BWP in the second BWG to a second active BWP in the second BWG.
14. The apparatus of claim 13 , wherein switching from the first active BWP in the second BWG to the second active BWP in the second BWG comprises deactivating the first active BWP in the second BWG and activating the second active BWP in the second BWG.
15. The apparatus of claim 9 , wherein the signals for scheduling the data in the first active BWP in the first BWG are received in the first active BWP in the first BWG and the signals for scheduling the data in the first active BWP in the second BWG are received in the first active BWP in the second BWG.
16. The apparatus of claim 9 , wherein:
more than one BWGs are configured for use over a Uu interface between a base station and a UE; or
more than one BWGs are configured for a sidelink connection between UEs; or
at least one BWG is configured for use over the Uu interface between the base station and the UE and at least one BWG is configured for the sidelink connection between UEs.
17. A radio access network device comprising:
at least one processor; and
a processor readable memory, having stored thereon, processor executable instructions, that when executed cause the radio access network device to:
transmit or receive data signals and control signals over an air interface on a plurality of bandwidth part (BWP) groups (BWGs) of a carrier, wherein each BWG comprises a plurality of BWPs and each BWP is a set of contiguous resource blocks (RBs), the control signals transmitted or received on an active BWP of at least one of the BWGs, and the data signals transmitted or received on active BWPs of at least two of the BWGs,
wherein the plurality of BWGs comprises at least a first BWG and a second BWG, and the control signals include signals for scheduling data in a first active BWP in the first BWG,
wherein the control signals further include signals for scheduling data in a first active BWP in the second BWG, and
wherein only BWPs in the first BWG include a control resource set (CORESET), and the signals for scheduling the data in the first active BWP in the second BWG are received in the first active BWP in the first BWG.
18. The radio access network device of claim 17 , wherein at most one BWP in the each BWG of the plurality of BWGs is active at a time for transmitting or receiving.
19. The radio access network device of claim 17 , wherein the control signals further include signals for switching from the first active BWP in the first BWG to a second active BWP in the first BWG.
20. The radio access network device of claim 19 , wherein switching from the first active BWP in the first BWG to the second active BWP in the first BWG comprises deactivating the first active BWP in the first BWG and activating the second active BWP in the first BWG.
21. The radio access network device of claim 17 , wherein the control signals further include signals for switching from the first active BWP in the second BWG to a second active BWP in the second BWG.
22. The radio access network device of claim 21 , wherein switching from the first active BWP in the second BWG to the second active BWP in the second BWG comprises deactivating the first active BWP in the second BWG and activating the second active BWP in the second BWG.
23. The radio access network device of claim 17 , wherein the signals for scheduling the data in the first active BWP in the first BWG are received in the first active BWP in the first BWG and the signals for scheduling the data in the first active BWP in the second BWG are received in the first active BWP in the second BWG.
24. The radio access network device of claim 17 , wherein:
more than one BWGs are configured for use over a Uu interface between a base station and a UE; or
more than one BWGs are configured for a sidelink connection between UEs; or
at least one BWG is configured for use over the Uu interface between the base station and the UE and at least one BWG is configured for the sidelink connection between UEs.