Handling collisions between a feedback message and uplink control information

1. A first network node for wireless communication, comprising:

at least one processor, and

memory in electronic communication with the at least one processor, wherein the first network node is configured to:

receive a downlink control information message that comprises scheduling information for transmission of uplink control information in a first resource, wherein the first resource spans a slot;

identify a plurality of slot-based uplink channel resource sets and a plurality of subslot-based uplink channel resource sets each configured for a feedback message;

receive a downlink data message to be acknowledged via the feedback message in a second resource, wherein the second resource spans a sub-slot;

select an uplink channel resource set from the plurality of slot-based uplink channel resource sets based on a size of the feedback message and a size of the uplink control information, wherein each subslot-based uplink channel resource set of the plurality of subslot-based uplink channel resource sets is excluded from selection based on receipt of the downlink control information message; and

transmit the feedback message via a transmission resource, wherein the transmission resource is from the uplink channel resource set and is based on the downlink control information message, on the first resource overlapping the second resource, on the first resource spanning the slot, and on the second resource spanning the sub-slot.

2. The first network node of claim 1 , wherein the first network node is further configured to:

multiplex the feedback message with the uplink control information, wherein, to transmit the feedback message, the first network node is configured to transmit the multiplexed feedback message and the uplink control information via the transmission resource.

3. The first network node of claim 2 ,

wherein the uplink channel resource set is for transmission of the feedback message when the feedback message is multiplexed with the uplink control information and is different from a second uplink channel resource set which is for transmission of the feedback message without the uplink control information.

4. The first network node of claim 3 , wherein the uplink channel resource set comprises a plurality of uplink channel resources, and wherein, to receive the scheduling information, the first network node is configured to receive the downlink control information message that includes the scheduling information and an indication of the second resource, and wherein the downlink control information message indicates that the transmission resource is to be selected from among the plurality of uplink channel resources, and wherein the first network node is further configured to:

select the transmission resource from among the plurality of uplink channel resources based at least in part on the downlink control information message.

5. The first network node of claim 3 , wherein one or more uplink channel resources of the uplink channel resource set span at least portions of a respective plurality of transmission time intervals, and wherein each uplink channel resource of the second uplink channel resource set is within a single transmission time interval.

6. The first network node of claim 2 , wherein the transmission resource comprises the first resource.

7. The first network node of claim 2 , wherein

the transmission resource is an uplink control channel resource configured for transmission of a first channel state information report multiplexed with a second channel state information report.

8. The first network node of claim 2 , wherein the transmission resource spans at least portions of a second plurality of transmission time intervals.

9. The first network node of claim 1 , wherein

each uplink channel resource of the uplink channel resource set has a duration equal to or less than a respective transmission time interval.

10. The first network node of claim 9 , wherein the first network node is further configured to:

multiplex, on the transmission resource, the feedback message with a scheduling request of the uplink control information.

11. The first network node of claim 9 , wherein the first network node is further configured to:

refrain from inclusion of a channel state information report of the uplink control information with the feedback message on the transmission resource.

12. The first network node of claim 9 , wherein the uplink control information comprises a channel state information report available for transmission, and wherein the first network node is further configured to:

multiplex a first subset of the channel state information report with the feedback message, wherein, to transmit the feedback message, the first network node is configured to transmit the multiplexed first subset and the feedback message via the transmission resource; and

refrain from transmission of a second subset of the channel state information report based at least in part on the each uplink channel resource of the uplink channel resource set being within the respective transmission time interval.

13. The first network node of claim 1 , wherein the uplink control information comprises a channel state information report or a scheduling request.

14. A first network node for wireless communication, comprising:

at least one processor, and

memory in electronic communication with the at least one processor, wherein the first network node is configured to:

transmit a downlink control information message that comprises scheduling information for transmission of uplink control information in a first resource, wherein the first resource spans a slot;

identify a plurality of slot-based uplink channel resource sets and a plurality of subslot-based uplink channel resource sets each configured for a feedback message;

transmit a downlink data message to be acknowledged the feedback message in a second resource, wherein the second resource spans a sub-slot;

select an uplink channel resource set from the plurality of slot-based uplink channel resource sets based on a size of the feedback message and a size of the uplink control information, wherein each subslot-based uplink channel resource set of the plurality of subslot-based uplink channel resource sets is excluded from selection based on transmission of the downlink control information message; and

receive the feedback message via a communication resource, wherein the communication resource is from the uplink channel resource set and is based on the downlink control information message, on the first resource overlapping the second resource, on the first resource spanning the slot, and on the second resource spanning the sub-slot.

15. The first network node of claim 14 , wherein, to receive the feedback message, the first network node is configured to:

receive the feedback message multiplexed with the uplink control information.

16. The first network node of claim 14 , wherein, to receive the feedback message via the communication resource, the first network node is configured to:

receive the feedback message via the communication resource without a channel state information report of the uplink control information.

17. A method for wireless communication performed by a first network node, comprising:

receiving a downlink control information message that comprises scheduling information for transmitting uplink control information in a first resource, wherein the first resource spans a slot;

identifying a plurality of slot-based uplink channel resource sets and a plurality of subslot-based uplink channel resource sets each configured for a feedback message;

receiving a downlink data message to be acknowledged via the feedback message in a second resource, wherein the second resource spans a sub-slot;

selecting an uplink channel resource set from the plurality of slot-based uplink channel resource sets based on a size of the feedback message and a size of the uplink control information, wherein each subslot-based uplink channel resource set of the plurality of subslot-based uplink channel resource sets is excluded from selection based on receipt of the downlink control information message; and

transmitting the feedback message via a transmission resource for transmission of the feedback message, wherein the transmission resource is from the uplink channel resource set and is based on the downlink control information message, on the first resource overlapping the second resource, on the first resource spanning the slot, and on the second resource spanning the sub-slot.

18. The method of claim 17 , further comprising:

multiplexing the feedback message with the uplink control information, wherein transmitting the feedback message comprises transmitting the multiplexed feedback message and the uplink control information via the transmission resource.

19. The method of claim 18 , wherein

the uplink channel resource set is for transmitting the feedback message when the feedback message is multiplexed with the uplink control information and is different from a second uplink channel resource set which is for transmitting the feedback message without the feedback message being multiplexed with the uplink control information.

20. The method of claim 18 , wherein the transmission resource comprises the first resource.

21. The method of claim 18 , wherein

the transmission resource is an uplink control channel resource configured for transmitting a first channel state information report multiplexed with a second channel state information report.

22. The method of claim 18 , wherein the transmission resource spans at least portions of a second plurality of transmission time intervals.

23. The method of claim 17 , wherein

each uplink channel resource of the uplink channel resource set has a duration equal to or less than a respective transmission time interval.

24. The method of claim 23 , further comprising:

multiplexing, on the transmission resource, the feedback message with a scheduling request of the uplink control information.

25. The method of claim 23 , further comprising:

refraining from including a channel state information report of the uplink control information with the feedback message on the transmission resource.

26. The method of claim 23 , wherein the uplink control information comprises a channel state information report available for transmission, and further comprising:

multiplexing a first subset of the channel state information report with the feedback message, wherein transmitting the feedback message comprises transmitting the multiplexed first subset and the feedback message via the transmission resource; and

refraining from transmitting a second subset of the channel state information report based at least in part on the each uplink channel resource of the uplink channel resource set being within the respective transmission time interval.

27. A method for wireless communication performed by a first network node, comprising:

transmitting a downlink control information message that comprises scheduling information for transmitting uplink control information in a first resource, wherein the first resource spans a slot;

identifying a plurality of slot-based uplink channel resource sets and a plurality of subslot-based uplink channel resource sets each configured for a feedback message;

transmitting a downlink data message to be acknowledged via the feedback message in a second resource, wherein the second resource spans a sub-slot;

selecting an uplink channel resource set from the plurality of slot-based uplink channel resource sets based on a size of the feedback message and a size of the uplink control information, wherein each subslot-based uplink channel resource set of the plurality of subslot-based uplink channel resource sets is excluded from selection based on transmission of the downlink control information message; and

receiving the feedback message via a communication resource, wherein the communication resource is from the uplink channel resource set and is based on the downlink control information message, on the first resource overlapping the second resource, on the first resource spanning the slot, and on the second resource spanning the sub-slot.

28. The method of claim 27 , wherein receiving the feedback message comprises:

receiving the feedback message multiplexed with the uplink control information.

29. The method of claim 27 , wherein receiving the feedback message via the communication resource comprises:

receiving the feedback message via the communication resource without a channel state information report of the uplink control information.