Configuring measurement gaps for network-assisted calibration procedures and/or performing network-assisted calibration procedures using serving beams
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment may receive, from a base station, a configuration of at least one measurement gap based at least in part on a gap request associated with a network-assisted antenna calibration procedure; and perform, during the at least one measurement gap, a calibration measurement corresponding to the network-assisted antenna calibration procedure. Numerous other aspects are provided.
1. A user equipment (UE) for wireless communication, comprising:
a memory; and
one or more processors, coupled to the memory, configured to:
receive, from a base station, a calibration signal associated with a network-assisted antenna calibration procedure comprising a UE-assisted calibration of at least one antenna element on at least one panel associated with the base station, wherein the calibration signal is received using a serving beam; and
perform, based at least in part on the calibration signal, a calibration measurement corresponding to the network-assisted antenna calibration procedure.
2. The UE of claim 1 , wherein receiving the calibration signal comprises receiving a synchronization signal/physical broadcast channel (SS/PBCH) block, wherein the calibration signal is multiplexed with the SS/PBCH block.
3. The UE of claim 1 , wherein the one or more processors are further configured to refrain from performing at least one of:
a beam management procedure,
a beam filtering procedure,
a beam refinement procedure, or
a combination thereof.
4. The UE of claim 1 , wherein the one or more processors are further configured to transmit, to the base station, a calibration measurement report that indicates the calibration measurement.
5. The UE of claim 1 , wherein the one or more processors are further configured to:
receive, from the base station, a configuration of at least one measurement gap based at least in part on a gap request associated with the network-assisted antenna calibration procedure, wherein the calibration measurement is performed during the at least one measurement gap.
6. The UE of claim 2 , wherein the calibration signal is multiplexed with the SS/PBCH block in a frequency domain.
7. The UE of claim 4 , wherein the calibration measurement report comprises a dedicated report associated with the network-assisted antenna calibration procedure.
8. The UE of claim 5 , wherein the gap request is received from the base station.
9. The UE of claim 5 , wherein the configuration of the at least one measurement gap comprises an indication of a UE capability, and wherein the UE capability corresponds to at least one of:
a first threshold corresponding to a lower bound of a periodicity associated with the at least one measurement gap,
a second threshold corresponding to an upper bound of a quantity of measurement gaps of the at least one measurement gap, or
a combination thereof.
10. The UE of claim 9 , wherein at least one of the first threshold, the second threshold, or a combination thereof is based at least in part on at least one of:
a capability report transmitted by the UE to the base station,
a calibration objective associated with the UE,
a calibration objective associated with the base station, or
a combination thereof.
11. A base station for wireless communication, comprising:
a memory; and
one or more processors, coupled to the memory, configured to:
transmit, to a user equipment (UE), a calibration signal associated with a network-assisted antenna calibration procedure comprising a UE-assisted calibration of at least one antenna element on at least one panel associated with the base station, wherein the calibration signal is transmitted using a serving beam; and
receive, from the UE, a calibration measurement report that indicates a calibration measurement based at least in part on the calibration signal, wherein the calibration measurement corresponds to the network-assisted antenna calibration procedure.
12. The base station of claim 11 , wherein the one or more processors, to transmit the calibration signal, are configured to multiplex the calibration signal with a synchronization signal/physical broadcast channel (SS/PBCH) block.
13. The base station of claim 11 , wherein the one or more processors are further configured to transmit at least one additional calibration signal associated with the network-assisted antenna calibration procedure, wherein the at least one additional calibration signal is transmitted using at least one of the serving beam, an additional serving beam, or a combination thereof.
14. The base station of claim 11 , wherein the calibration measurement report comprises a dedicated report associated with the network-assisted antenna calibration procedure.
15. The base station of claim 11 , wherein the one or more processors are further configured to:
transmit, to the UE, a configuration of at least one measurement gap based at least in part on a gap request associated with the network-assisted antenna calibration procedure, wherein the calibration measurement is performed during the at least one measurement gap.
16. The base station of claim 12 , wherein the one or more processors, to multiplex the calibration signal with the SS/PBCH block, are configured to multiplex the calibration signal with the SS/PBCH block in a frequency domain.
17. The base station of claim 15 , wherein the gap request is transmitted by the base station.
18. A method of wireless communication at a user equipment (UE), comprising:
receiving, from a base station, a calibration signal associated with a network-assisted antenna calibration procedure comprising a UE-assisted calibration of at least one antenna element on at least one panel associated with the base station, wherein the calibration signal is received using a serving beam; and
performing, based at least in part on the calibration signal, a calibration measurement corresponding to the network-assisted antenna calibration procedure.
19. The method of claim 18 , wherein receiving the calibration signal comprises receiving a synchronization signal/physical broadcast channel (SS/PBCH) block, wherein the calibration signal is multiplexed with the SS/PBCH block.
20. The method of claim 18 , further comprising:
refraining from performing at least one of:
a beam management procedure,
a beam filtering procedure,
a beam refinement procedure, or
a combination thereof.
21. The method of claim 18 , further comprising:
transmitting, to the base station, a calibration measurement report that indicates the calibration measurement.
22. The method of claim 18 , further comprising:
receiving, from the base station, a configuration of at least one measurement gap based at least in part on a gap request associated with the network-assisted antenna calibration procedure, wherein the calibration measurement is performed during the at least one measurement gap.
23. The method of claim 19 , wherein the calibration signal is multiplexed with the SS/PBCH block in a frequency domain.
24. The method of claim 21 , wherein the calibration measurement report comprises a dedicated report associated with the network-assisted antenna calibration procedure.
25. The method of claim 22 , wherein the gap request is received from the base station.
26. The method of claim 22 , wherein the configuration of the at least one measurement gap comprises an indication of a UE capability, and wherein the UE capability corresponds to at least one of:
a first threshold corresponding to a lower bound of a periodicity associated with the at least one measurement gap,
a second threshold corresponding to an upper bound of a quantity of measurement gaps of the at least one measurement gap, or
a combination thereof.
27. The method of claim 26 , wherein at least one of the first threshold, the second threshold, or a combination thereof is based at least in part on at least one of:
a capability report transmitted by the UE to the base station,
a calibration objective associated with the UE,
a calibration objective associated with the base station, or
a combination thereof.