Timelines for uplink control information multiplexing over multiple slot transmissions

1. A method of wireless communication at a user equipment (UE), comprising:

applying a processing timeline for multiplexing uplink control information (UCI) in at least one slot of a multiple slot physical uplink shared channel (PUSCH) transmission; and

transmitting the multiple slot PUSCH transmission with multiplexed UCI based on the processing timeline being satisfied, wherein the processing timeline is based on:

a start of the multiple slot PUSCH transmission based on one or more of a transmission occasion based interleaving for the multiple slot PUSCH transmission or a transmission occasion based rate matching for the multiple slot PUSCH transmission, or

a start of an overlapped slot of the multiple slot PUSCH transmission based on one or more of a slot based interleaving for the multiple slot PUSCH transmission or a slot based rate matching for the multiple slot PUSCH transmission.

2. The method of claim 1 , wherein the UCI comprises hybrid automatic repeat request (HARQ) feedback, and the processing timeline corresponds to a time gap between reception of a physical downlink shared channel (PDSCH) and a start of a physical uplink control channel (PUCCH) carrying a HARQ feedback payload for the PDSCH.

3. The method of claim 1 , wherein the UCI comprises a channel state information (CSI) report, and the processing timeline corresponds to a time gap between reception of a last symbol of a channel state information reference signal (CSI-RS) and a start of a physical uplink control channel (PUCCH) carrying the CSI report based on measurement of the CSI-RS.

4. The method of claim 1 , wherein applying the processing timeline includes:

applying the processing timeline based on the start of the multiple slot PUSCH transmission based on the one or more of the transmission occasion based interleaving for the multiple slot PUSCH transmission or the transmission occasion based rate matching for the multiple slot PUSCH transmission.

5. The method of claim 4 , wherein the multiple slot PUSCH transmission is transmitted in a transmission occasion comprising a set of contiguous slots.

6. The method of claim 5 , wherein the processing timeline is further based on the start of the multiple slot PUSCH transmission based on one or more of:

the overlapped slot of the multiple slot PUSCH transmission that overlaps in time with the UCI,

a multiplexing slot in which the UCI is to be multiplexed in the multiple slot PUSCH transmission, or

a transmission occasion based multiplexing for the UCI within the multiple slot PUSCH transmission.

7. The method of claim 1 , wherein multiplexing the UCI includes:

multiplexing a first UCI and a second UCI that overlap with the multiple slot PUSCH transmission.

8. The method of claim 7 , further comprising:

applying the processing timeline for the first UCI and the second UCI based on the start of the multiple slot PUSCH transmission.

9. The method of claim 7 , wherein the first UCI and the second UCI overlap in different slots of a transmission occasion, and the processing timeline is determined differently for the first UCI and the second UCI based on a respective slot of the transmission occasion that is overlapped by the first UCI and the second UCI.

10. The method of claim 1 , wherein the multiple slot PUSCH transmission is transmitted in a transmission occasion comprising a set of non-contiguous slots, wherein the processing timeline is determined based on a contiguous portion of the transmission occasion in which the UCI is multiplexed.

11. The method of claim 10 , wherein the processing timeline is based on a start of the contiguous portion.

12. The method of claim 10 , further comprising:

multiplexing a first UCI and a second UCI that overlap with different contiguous portions of the multiple slot PUSCH transmission, wherein the processing timeline is determined based on the contiguous portion of the transmission occasion in which a respective UCI is multiplexed.

13. The method of claim 1 , wherein the processing timeline is based on the start of the overlapped slot of the multiple slot PUSCH transmission based on the one or more of the slot based interleaving for the multiple slot PUSCH transmission, or the slot based rate matching for the multiple slot PUSCH transmission.

14. The method of claim 1 , wherein the processing timeline is based on the start of the overlapped slot of the multiple slot PUSCH transmission further based on one or more of:

the UCI being multiplexed in the overlapped slot of the multiple slot PUSCH transmission, or

a slot based multiplexing for the UCI within the multiple slot PUSCH transmission.

15. An apparatus for wireless communication at a user equipment (UE), comprising:

a memory; and

at least one processor coupled to the memory and configured to:

apply a processing timeline for multiplexing uplink control information (UCI) in at least one slot of a multiple slot physical uplink shared channel (PUSCH) transmission; and

transmit the multiple slot PUSCH transmission with multiplexed UCI based on the processing timeline being satisfied, wherein the processing timeline is based on:

a start of the multiple slot PUSCH transmission based on one or more of a transmission occasion based interleaving for the multiple slot PUSCH transmission or a transmission occasion based rate matching for the multiple slot PUSCH transmission, or

a start of an overlapped slot of the multiple slot PUSCH transmission based on one or more of a slot based interleaving for the multiple slot PUSCH transmission or a slot based rate matching for the multiple slot PUSCH transmission.

16. The apparatus of claim 15 , wherein the UCI comprises hybrid automatic repeat request (HARQ) feedback, and the processing timeline corresponds to a time gap between reception of a physical downlink shared channel (PDSCH) and a start of a physical uplink control channel (PUCCH) carrying a HARQ feedback payload for the PDSCH.

17. The apparatus of claim 15 , wherein the UCI comprises a channel state information (CSI) report, and the processing timeline corresponds to a time gap between reception of a last symbol of a channel state information reference signal (CSI-RS) and a start of a physical uplink control channel (PUCCH) carrying the CSI report based on measurement of the CSI-RS.

18. The apparatus of claim 15 , wherein to apply the processing timeline, the at least one processor is further configured to:

apply the processing timeline based on the start of the multiple slot PUSCH transmission based on the one or more of the transmission occasion based interleaving for the multiple slot PUSCH transmission or the transmission occasion based rate matching for the multiple slot PUSCH transmission.

19. The apparatus of claim 18 , wherein the multiple slot PUSCH transmission is transmitted in a transmission occasion comprising a set of contiguous slots.

20. The apparatus of claim 19 , wherein the processing timeline is further based on the start of the multiple slot PUSCH transmission based on one or more of:

the overlapped slot of the multiple slot PUSCH transmission that overlaps in time with the UCI,

a multiplexing slot in which the UCI is to be multiplexed in the multiple slot PUSCH transmission, or

a transmission occasion based multiplexing for the UCI within the multiple slot PUSCH transmission.

21. The apparatus of claim 15 , wherein to multiplex the UCI, the at least one processor is further configured to:

multiplex a first UCI and a second UCI that overlap with the multiple slot PUSCH transmission.

22. The apparatus of claim 21 , wherein the at least one processor is further configured to:

apply the processing timeline for the first UCI and the second UCI based on the start of the multiple slot PUSCH transmission.

23. The apparatus of claim 21 , wherein the first UCI and the second UCI overlap in different slots of a transmission occasion, and the processing timeline is determined differently for the first UCI and the second UCI based on a respective slot of the transmission occasion that is overlapped by the first UCI and the second UCI.

24. The apparatus of claim 15 , wherein the multiple slot PUSCH transmission is in a transmission occasion comprising a set of non-contiguous slots, wherein the processing timeline is based on a contiguous portion of the transmission occasion in which the UCI is multiplexed.

25. The apparatus of claim 24 , wherein the processing timeline is based on a start of the contiguous portion.

26. The apparatus of claim 24 , wherein the at least one processor is further configured to:

multiplex a first UCI and a second UCI that overlap with different contiguous portions of the multiple slot PUSCH transmission, wherein the processing timeline is determined based on the contiguous portion of the transmission occasion in which a respective UCI is multiplexed.

27. The apparatus of claim 15 , further comprising:

at least one transceiver coupled to the at least one processor.

28. The apparatus of claim 15 , wherein the processing timeline is based on the start of the overlapped slot of the multiple slot PUSCH transmission further based on one or more of:

the UCI being multiplexed in the overlapped slot of the multiple slot PUSCH transmission, or

a slot based multiplexing for the UCI within the multiple slot PUSCH transmission.

29. An apparatus for wireless communication at a user equipment (UE), comprising:

means for applying a processing timeline for multiplexing uplink control information (UCI) in at least one slot of a multiple slot physical uplink shared channel (PUSCH) transmission; and

means for transmitting the multiple slot PUSCH transmission with multiplexed UCI based on the processing timeline being satisfied, wherein the processing timeline is based on:

a start of the multiple slot PUSCH transmission based on one or more of a transmission occasion based interleaving for the multiple slot PUSCH transmission or a transmission occasion based rate matching for the multiple slot PUSCH transmission, or

a start of an overlapped slot of the multiple slot PUSCH transmission based on one or more of a slot based interleaving for the multiple slot PUSCH transmission or a slot based rate matching for the multiple slot PUSCH transmission.

30. A non-transitory computer-readable medium storing computer executable code at a user equipment (UE), the code when executed by a processor causes the processor to:

apply a processing timeline for multiplexing uplink control information (UCI) in at least one slot of a multiple slot physical uplink shared channel (PUSCH) transmission; and

transmit the multiple slot PUSCH transmission with multiplexed UCI based on the processing timeline being satisfied, wherein the processing timeline is based on:

a start of the multiple slot PUSCH transmission based on one or more of a transmission occasion based interleaving for the multiple slot PUSCH transmission or a transmission occasion based rate matching for the multiple slot PUSCH transmission, or

a start of an overlapped slot of the multiple slot PUSCH transmission based on one or more of a slot based interleaving for the multiple slot PUSCH transmission or a slot based rate matching for the multiple slot PUSCH transmission.