Control resource set for reduced-capability user equipment
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, based at least in part on the UE being a reduced-capability UE, control information on a reduced capability control resource set (CORESET) at least partially in a reduced capability region of a CORESET region, wherein the reduced capability CORESET is associated with a reduced configuration relative to a CORESET for a non-reduced-capability UE; and communicate in accordance with the control information. Numerous other aspects are provided.
1. A method of wireless communication performed by a user equipment (UE), comprising:
receiving, based at least in part on the UE being a reduced-capability UE, control information on a reduced capability control resource set (CORESET) at least partially in a reduced capability region of a CORESET region,
wherein the reduced capability CORESET is associated with a reduced configuration relative to a CORESET for a non-reduced-capability UE and is associated with a physical downlink control channel (PDCCH) candidate to control channel element (CCE) hashing function; and
communicating in accordance with the control information.
2. The method of claim 1 , wherein the reduced capability region has a different frequency range than the CORESET region.
3. The method of claim 1 , wherein the reduced capability region has a different time range than the CORESET region.
4. The method of claim 1 , wherein the reduced capability region has a different number of control channel elements or control channel candidates than the CORESET region.
5. The method of claim 1 , wherein the reduced capability region is associated with a different aggregation level than the CORESET region.
6. The method of claim 1 , wherein the control information includes a grant scrambled using a radio network temporary identifier that indicates that the reduced capability CORESET is associated with the reduced configuration.
7. The method of claim 1 , wherein the reduced capability region is associated with a same bandwidth as the CORESET region.
8. The method of claim 1 , wherein the CORESET for the non-reduced-capability UE is associated with the PDCCH candidate to CCE hashing function.
9. The method of claim 8 , wherein the reduced capability CORESET is associated with a first set of control channel candidates of the CORESET region and the CORESET for the non-reduced-capability UE is associated with a second set of control channel candidates of the CORESET region.
10. The method of claim 1 , wherein the reduced capability region has a narrower bandwidth than the CORESET region.
11. The method of claim 1 , wherein the reduced capability CORESET and the CORESET for the non-reduced-capability UE are associated with respective PDCCH candidate to CCE hashing functions, and wherein the method further comprises determining that the control information is received on the reduced capability CORESET based at least in part on the PDCCH candidate to CCE hashing function associated with the reduced capability CORESET.
12. The method of claim 1 , further comprising:
receiving information indicating a first set of control channel candidates associated with the reduced capability CORESET and a second set of control channel candidates associated with the CORESET for the non-reduced-capability UE.
13. The method of claim 1 , further comprising:
receiving information and using the information to map a non-reduced-capability configuration associated with the CORESET for the non-reduced-capability UE to a reduced capability configuration associated with the reduced capability CORESET.
14. A method of wireless communication performed by network entity, comprising:
transmitting, to a user equipment (UE) based at least in part on the UE being a reduced-capability UE, control information on a reduced capability control resource set (CORESET) at least partially in a reduced capability region of a CORESET region,
wherein the reduced capability CORESET is associated with a reduced configuration relative to a CORESET for a non-reduced-capability UE and is associated with a physical downlink control channel (PDCCH) candidate to control channel element (CCE) hashing function; and
communicating with the UE in accordance with the control information.
15. The method of claim 14 , wherein the reduced capability region has a different frequency range than the CORESET region.
16. The method of claim 14 , wherein the reduced capability region has a different time range than the CORESET region.
17. The method of claim 14 , wherein the reduced capability region has a different number of control channel elements or control channel candidates than the CORESET region.
18. The method of claim 14 , wherein the reduced capability region is associated with a different aggregation level than the CORESET region.
19. The method of claim 14 , wherein the control information includes a grant scrambled using a radio network temporary identifier that indicates that the reduced capability CORESET is associated with the reduced configuration.
20. The method of claim 14 , wherein the reduced capability region is associated with a same bandwidth as the CORESET region.
21. The method of claim 14 , wherein the CORESET for the non-reduced-capability UE is associated with the PDCCH candidate to CCE hashing function.
22. The method of claim 21 , wherein the reduced capability CORESET is associated with a first set of control channel candidates of the CORESET region and the CORESET for the non-reduced-capability UE is associated with a second set of control channel candidates of the CORESET region.
23. The method of claim 14 , wherein the reduced capability region has a narrower bandwidth than the CORESET region.
24. The method of claim 14 , wherein the reduced capability CORESET and the CORESET for the non-reduced-capability UE are associated with respective PDCCH candidate to CCE hashing functions, and wherein the method further comprises determining that the control information is received on the reduced capability CORESET based at least in part on the PDCCH candidate to CCE hashing function associated with the reduced capability CORESET.
25. The method of claim 14 , further comprising:
transmitting information indicating a first set of control channel candidates associated with the reduced capability CORESET and a second set of control channel candidates associated with the CORESET for the non-reduced-capability UE.
26. A user equipment (UE) for wireless communication, comprising:
a memory; and
one or more processors coupled to the memory, the one or more processors configured to:
receive, based at least in part on the UE being a reduced-capability UE, control information on a reduced capability control resource set (CORESET) at least partially in a reduced capability region of a CORESET region,
wherein the reduced capability CORESET is associated with a reduced configuration relative to a CORESET for a non-reduced-capability UE and is associated with a physical downlink control channel (PDCCH) candidate to control channel element (CCE) hashing function; and
communicate in accordance with the control information.
27. The UE of claim 26 , wherein the control information includes a grant scrambled using a radio network temporary identifier that indicates that the reduced capability CORESET is associated with the reduced configuration.
28. The UE of claim 26 , wherein the CORESET for the non-reduced-capability UE is associated with the PDCCH candidate to CCE hashing function.
29. A network entity for wireless communication, comprising:
a memory; and
one or more processors coupled to the memory, the one or more processors configured to:
transmit, to a user equipment (UE) based at least in part on the UE being a reduced-capability UE, control information on a reduced capability control resource set (CORESET) at least partially in a reduced capability region of a CORESET region,
wherein the reduced capability CORESET is associated with a reduced configuration relative to a CORESET for a non-reduced-capability UE and is associated with a physical downlink control channel (PDCCH) candidate to control channel element (CCE) hashing function; and
communicate with the UE in accordance with the control information.
30. The network entity of claim 29 , wherein the reduced capability CORESET is associated with a first set of control channel candidates of the CORESET region and the CORESET for the non-reduced-capability UE is associated with a second set of control channel candidates of the CORESET region.