Ordering of feedback information bits in feedback codebook based on resource block indexes
A wireless device may receive configuration parameters of a bandwidth part (BWP) of a cell. The BWP may comprise resource block (RB) sets having respective RB indexes. The wireless device may receive, during a downlink control channel occasion, downlink control information (DCI) via a RB set of the RB sets of the BWP of the cell. The wireless device may transmit a hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook comprising HARQ-ACK information bits corresponding to a plurality of DCIs, comprising the DCI. Each HARQ-ACK information bit, of the HARQ-ACK information bits, may correspond to a respective DCI of the plurality of DCIs, and the HARQ-ACK information bits may be in order of the RB indexes of the RB sets via which the plurality of DCIs are received.
1. A wireless device comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the wireless device to:
receive configuration parameters of a bandwidth part (BWP) of a cell, wherein the BWP comprises resource block (RB) sets having respective RB indexes;
receive, during a downlink control channel occasion, downlink control information (DCI) via an RB set of the RB sets of the BWP of the cell; and
transmit a hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook comprising HARQ-ACK information bits corresponding to a plurality of DCIs, comprising the DCI, wherein:
each HARQ-ACK information bit, of the HARQ-ACK information bits, corresponds to a respective DCI of the plurality of DCIs; and
the HARQ-ACK information bits are in order of the RB indexes of the RB sets via which the plurality of DCIs are received.
2. The wireless device of claim 1 , wherein the instructions further cause the wireless device to monitor downlink control channels, in one or more search spaces in one or more RB sets of the RB sets, for the plurality of DCIs.
3. The wireless device of claim 1 , wherein the HARQ-ACK information bits, in the HARQ-ACK codebook, are in an ascending order of the RB set indexes of the RB sets.
4. The wireless device of claim 1 , wherein the HARQ-ACK codebook is transmitted via a PUCCH resource.
5. The wireless device of claim 4 , wherein the instructions further cause the wireless device to determine the PUCCH resource based on a last DCI received by the wireless device among the plurality of DCIs.
6. The wireless device of claim 5 , wherein the determining is based on a PUCCH resource index indicated by the last DCI.
7. The wireless device of claim 5 , wherein the determining is based on the last DCI having a highest RB set index among the plurality of DCIs.
8. A base station comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the base station to:
transmit, to a wireless device, configuration parameters of a bandwidth part (BWP) of a cell, wherein the BWP comprises resource block (RB) sets having respective RB indexes;
transmit, to the wireless device during a downlink control channel monitoring occasion of the wireless device, downlink control information (DCI) via an RB set of the RB sets of the BWP of the cell; and
receive, from the wireless device, a hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook comprising HARQ-ACK information bits corresponding to a plurality of DCIs, comprising the DCI, wherein:
each HARQ-ACK information bit, of the HARQ-ACK information bits, corresponds to a respective DCI of the plurality of DCIs; and
the HARQ-ACK information bits are in order of the RB indexes of the RB sets via which the plurality of DCIs are received by the wireless device.
9. The base station of claim 8 , wherein the instructions further cause the base station to transmit downlink control channels, in one or more search spaces in one or more RB sets of the RB sets, for the plurality of DCIs.
10. The base station of claim 8 , wherein the HARQ-ACK information bits, in the HARQ-ACK codebook, are in an ascending order of the RB set indexes of the RB sets.
11. The base station of claim 8 , wherein the HARQ-ACK codebook is transmitted via a PUCCH resource.
12. The base station of claim 11 , wherein the instructions further cause the base station to determine the PUCCH resource based on a last DCI received by the wireless device among the plurality of DCIs.
13. The base station of claim 12 , wherein the determining is based on a PUCCH resource index indicated by the last DCI.
14. The base station of claim 13 , wherein the determining is based on the last DCI having a highest RB set index among the plurality of DCIs.
15. A non-transitory computer-readable medium comprising instructions that, when executed by one or more processors of a wireless device, cause the wireless device to:
receive configuration parameters of a bandwidth part (BWP) of a cell, wherein the BWP comprises resource block (RB) sets having respective RB indexes;
receive, during a downlink control channel occasion, downlink control information (DCI) via an RB set of the RB sets of the BWP of the cell; and
transmit a hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook comprising HARQ-ACK information bits corresponding to a plurality of DCIs, comprising the DCI, wherein:
each HARQ-ACK information bit, of the HARQ-ACK information bits, corresponds to a respective DCI of the plurality of DCIs; and
the HARQ-ACK information bits are in order of the RB indexes of the RB sets via which the plurality of DCIs are received.
16. The non-transitory computer-readable medium of claim 15 , wherein the instructions further cause the wireless device to monitor downlink control channels, in one or more search spaces in one or more RB sets of the RB sets, for the plurality of DCIs.
17. The non-transitory computer-readable medium of claim 15 , wherein the HARQ-ACK information bits, in the HARQ-ACK codebook, are in an ascending order of the RB set indexes of the RB sets.
18. The non-transitory computer-readable medium of claim 15 , wherein the HARQ-ACK codebook is transmitted via a PUCCH resource.
19. The non-transitory computer-readable medium of claim 18 , wherein the instructions further cause the wireless device to determine the PUCCH resource based on a last DCI received by the wireless device among the plurality of DCIs.
20. The non-transitory computer-readable medium of claim 19 , wherein the determining is based on at least one of:
a PUCCH resource index indicated by the last DCI; or
the last DCI having a highest RB set index among the plurality of DCIs.