Hybrid automatic repeat request-acknowledgement (HARQ-ACK) history feedback channel

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

receiving, from a base station (BS), one or more data blocks, wherein the one or more data blocks are associated with a plurality of hybrid automatic repeat request (HARQ) processes; and

transmitting, to the BS, a feedback report for the plurality of HARQ processes, wherein the feedback report is based on an individual feedback for each of the one or more data blocks associated with the plurality of HARQ processes.

2. The method of claim 1 , further comprising:

receiving, from the BS, a request for the feedback report.

3. The method of claim 2 , wherein the receiving the request for the feedback report comprises receiving the request for the feedback report via a downlink control information (DCI) message.

4. The method of claim 1 , wherein the feedback report includes a most recent HARQ acknowledgment/negative acknowledgement (ACK/NACK) information for each of the one or more data blocks.

5. The method of claim 4 , wherein:

the feedback report includes a most recent HARQ ACK/NACK information for each of the plurality of HARQ processes.

6. The method of claim 5 , wherein the plurality of HARQ processes comprises all HARQ processes on one or multiple serving cells.

7. The method of claim 1 , wherein the feedback report is associated with a single serving cell.

8. The method of claim 1 , wherein the feedback report is associated with multiple serving cells.

9. The method of claim 1 , wherein the feedback report comprises the individual feedback for each of the one or more data blocks.

10. The method of claim 9 , wherein the individual feedback is a single bit.

11. The method of claim 1 , further comprising:

receiving, from the BS, an indication of a first codebook associated with the feedback report.

12. The method of claim 11 , further comprising:

receiving, from the BS, an indication of a second codebook associated with individual feedbacks, wherein the second codebook is different than the first codebook.

13. The method of claim 11 , wherein the receiving the indication of the first codebook comprises receiving the indication of the first codebook via a radio resource control (RRC) configuration.

14. The method of claim 11 , wherein the transmitting the feedback report comprises transmitting the feedback report using the first codebook.

15. The method of claim 1 , wherein the transmitting the feedback report comprises transmitting the feedback report via a physical uplink control channel (PUCCH) resource.

16. The method of claim 15 , further comprising:

receiving, from the BS, an indication of the PUCCH resource.

17. The method of claim 1 , wherein the transmitting the feedback report comprises transmitting the feedback report via a physical uplink shared channel (PUSCH) resource.

18. The method of claim 17 , further comprising:

receiving, from the BS, an indication of the PUSCH resource.

19. The method of claim 1 , further comprising:

transmitting, to the BS, the individual feedback for at least one of the one or more data blocks.

20. The method of claim 19 , wherein the transmitting the individual feedback for at least one of the one or more data blocks comprises transmitting the individual feedback for multiple data blocks of the one or more data blocks.

21. A method of wireless communication performed by a base station (BS), the method comprising:

transmitting, to a user equipment (UE), one or more data blocks, wherein the one or more data blocks are associated with a plurality of hybrid automatic repeat request (HARQ) processes; and

receiving, from the UE, a feedback report for the plurality of HARQ processes, wherein the feedback report is based on an individual feedback for each of the one or more data blocks associated with the plurality of HARQ processes.

22. The method of claim 21 , further comprising:

transmitting, to the UE, a request for the feedback report.

23. The method of claim 22 , wherein the transmitting the request for the feedback report comprises transmitting the request for the feedback report via a downlink control information (DCI) message.

24. The method of claim 21 , wherein the feedback report includes a most recent HARQ acknowledgment/negative acknowledgement (ACK/NACK) information for each of the one or more data blocks.

25. The method of claim 24 , wherein:

the feedback report includes a most recent HARQ ACK/NACK information for each of the plurality of HARQ processes.

26. The method of claim 25 , wherein the plurality of HARQ processes comprises all HARQ processes on one or multiple serving cells.

27. The method of claim 21 , further comprising:

transmitting, to the UE, an indication of a first codebook associated with the feedback report.

28. The method of claim 27 , further comprising:

transmitting, to the UE, an indication of a second codebook associated with individual feedbacks, wherein the second codebook is different than the first codebook.

29. The method of claim 27 , wherein the transmitting the indication of the first codebook comprises transmitting the indication of the first codebook via a radio resource control (RRC) configuration.

30. The method of claim 21 , wherein the receiving the feedback report comprises receiving the feedback report via a physical uplink control channel (PUCCH) resource; and

further comprising:

transmitting, to the UE, an indication of the PUCCH resource.

31. The method of claim 21 , wherein the receiving the feedback report comprises receiving the feedback report via a physical uplink shared channel (PUSCH) resource; and

further comprising:

transmitting, to the UE, an indication of the PUSCH resource.

32. The method of claim 21 , further comprising:

receiving, from the UE, the individual feedback for at least one of the one or more data blocks.

33. A user equipment (UE), comprising:

a memory;

a transceiver; and

at least one processor coupled to the memory and the transceiver, wherein the UE is configured to:

receive, from a base station (BS), one or more data blocks, wherein the one or more data blocks are associated with a plurality of hybrid automatic repeat request (HARQ) processes; and

transmit, to the BS, a feedback report for the plurality of HARQ processes, wherein the feedback report is based on an individual feedback for each of the one or more data blocks associated with the plurality of HARQ processes.

34. The UE of claim 33 , wherein the UE is further configured to:

receive, from the BS, a request for the feedback report via a downlink control information (DCI) message.

35. The UE of claim 33 , wherein the feedback report includes a most recent HARQ ACK/NACK information for each of the plurality of HARQ processes.

36. The UE of claim 35 , wherein the plurality of HARQ processes comprises all HARQ processes on one or multiple serving cells.

37. The UE of claim 33 , wherein the feedback report comprises the individual feedback for each of the one or more data blocks, wherein the individual feedback is a single bit.

38. The UE of claim 33 , wherein the UE is further configured to:

receive, from the BS, an indication of a first codebook associated with the feedback report; and

receive, from the BS, an indication of a second codebook associated with individual feedbacks, wherein the second codebook is different than the first codebook; and

wherein the UE is configured to transmit the feedback report using the first codebook.

39. A base station (BS), comprising:

a memory;

a transceiver; and

at least one processor coupled to the memory and the transceiver, wherein the BS is configured to:

transmit, to a user equipment (UE), one or more data blocks, wherein the one or more data blocks are associated with a plurality of hybrid automatic repeat request (HARQ) processes; and

receive, from the UE, a feedback report for the plurality of HARQ processes, wherein the feedback report is based on an individual feedback for each of the one or more data blocks associated with the plurality of HARQ processes.

40. The BS of claim 39 , wherein the BS is further configured to:

transmit, to the UE, a request for the feedback report via a downlink control information (DCI) message.

41. The BS of claim 39 , wherein the feedback report includes a most recent HARQ ACK/NACK information for each of the plurality of HARQ processes.

42. The BS of claim 41 , wherein the plurality of HARQ processes comprises all HARQ processes on one or multiple serving cells.

43. The BS of claim 39 , wherein the BS is further configured to:

transmit, to the UE, an indication of a first codebook associated with the feedback report; and

transmit, to the UE, an indication of a second codebook associated with individual feedbacks, wherein the second codebook is different than the first codebook.

44. The BS of claim 39 , wherein BS is further configured to:

transmit, to the UE, an indication of a physical uplink control channel (PUCCH) resource; and

wherein the BS is configured to receive the feedback report via the PUCCH resource.

45. The BS of claim 39 , wherein BS is further configured to:

transmit, to the UE, an indication of a physical uplink shared channel (PUSCH) resource; and

wherein the BS is configured to receive the feedback report via the PUSCH resource.