Method and apparatus for transmitting information on an uplink channel
First information of a DL assignment for a first PDSCH of a serving cell can be received ( 410 ). A first PUCCH resource and a second PUCCH resource can be identified ( 420 ) for HARQ-ACK feedback of the first PDSCH. A starting symbol of the second PUCCH resource can be later than a starting symbol of the first PUCCH resource. Second information of a DL assignment for a second PDSCH of the serving cell can be received ( 430 ). A starting symbol of the second PDSCH can be later than a starting symbol of the first PDSCH. A determination can be made ( 440 ) as to whether to delay the HARQ-ACK feedback of the first PDSCH for processing of the second PDSCH. HARQ-ACK information of the first PDSCH can be transmitted ( 450 ) on the second PUCCH resource in response to determining to delay the HARQ-ACK feedback of the first PDSCH.
1. A method in a user equipment, the method comprising,
receiving first information of a downlink assignment for a first physical downlink shared channel of a serving cell;
identifying a first physical uplink control channel resource and a second physical uplink control channel resource for hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel;
receiving second information of a downlink assignment for a second physical downlink shared channel of the serving cell;
determining whether to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel for processing of the second physical downlink shared channel; and
transmitting hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel on the second physical uplink control channel resource in response to determining to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel,
wherein a starting symbol of the second physical downlink shared channel is later than a starting symbol of the first physical downlink shared channel,
wherein a starting symbol of the second physical uplink control channel resource is later than a starting symbol of the first physical uplink control channel resource,
wherein the method further comprises transmitting a first hybrid automatic repeat request acknowledgement codebook on the first physical uplink control channel resource and a second hybrid automatic repeat request acknowledgement codebook on the second physical uplink control channel resource in response to determining to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel,
wherein the hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel is included in the second hybrid automatic repeat request acknowledgement codebook.
2. The method according to claim 1 , wherein the first physical downlink shared channel is associated with a lower-priority than the second physical downlink shared channel.
3. The method according to claim 1 ,
wherein the first physical uplink control channel resource is determined based on a first physical uplink control channel resource index and a first physical downlink shared channel-to-hybrid automatic repeat request-timing indication value, and
wherein the second physical uplink control channel resource is determined based on a second physical uplink control channel resource index and a second physical downlink shared channel-to-hybrid automatic repeat request-timing indication value.
4. The method according to claim 1 , further comprising transmitting hybrid automatic repeat request acknowledgement information of the second physical downlink shared channel on a third physical uplink control channel resource,
wherein a starting symbol of the third physical uplink control channel resource is earlier than a starting symbol of the first physical uplink control channel resource.
5. The method according to claim 1 , further comprising transmitting the hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel on the first physical uplink control channel resource in response to determining not to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel.
6. The method according to claim 1 , wherein the hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel is appended to other hybrid automatic repeat request acknowledgement information of the second hybrid automatic repeat request acknowledgement codebook.
7. The method according to claim 1 , wherein the first hybrid automatic repeat request acknowledgement codebook includes a bit field for the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel.
8. The method according to claim 7 , wherein the bit field for the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel includes one or more known values.
9. The method according to claim 7 , wherein a width of the bit field for the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel is a same size as a size of the hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel.
10. The method according to claim 1 , wherein the first and second physical uplink control channel resources are in a same cell.
11. The method according to claim 1 , wherein the first and second physical uplink control channel resources are in different cells.
12. The method according to claim 1 , wherein the downlink assignment of the first physical downlink shared channel is a dynamic or semi-persistent assignment.
13. The method according to claim 1 ,
wherein the first physical uplink control channel resource overlaps with a physical uplink control channel including at least one selected from ultra-reliable low latency communication scheduling request information and ultra-reliable low latency communication hybrid automatic repeat request acknowledgement information,
wherein the second physical uplink control channel resource does not overlap with the physical uplink control channel, and
wherein the method further comprises transmitting the hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel on the second physical uplink control channel resource.
14. An apparatus comprising,
a transceiver that receives first information of a downlink assignment for a first physical downlink shared channel of a serving cell; and
a controller coupled to the transceiver, where the controller identifies a first physical uplink control channel resource and a second physical uplink control channel resource for hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel,
wherein the transceiver receives second information of a downlink assignment for a second physical downlink shared channel of the serving cell,
wherein the controller determines whether to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel for processing of the second physical downlink shared channel,
wherein the transceiver transmits hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel on the second physical uplink control channel resource in response to determining to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel,
wherein a starting symbol of the second physical downlink shared channel is later than a starting symbol of the first physical downlink shared channel,
wherein a starting symbol of the second physical uplink control channel resource is later than a starting symbol of the first physical uplink control channel resource,
wherein the transceiver transmits a first hybrid automatic repeat request acknowledgement codebook on the first physical uplink control channel resource and a second hybrid automatic repeat request acknowledgement codebook on the second physical uplink control channel resource in response to the controller determining to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel, and
wherein the hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel is included in the second hybrid automatic repeat request acknowledgement codebook.
15. The apparatus according to claim 14 , wherein the first physical downlink shared channel is associated with a lower-priority than the second physical downlink shared channel.
16. The apparatus according to claim 14 ,
wherein the first physical uplink control channel resource is determined based on a first physical uplink control channel resource index and a first physical downlink shared channel-to-hybrid automatic repeat request-timing indication value, and
wherein the second physical uplink control channel resource is determined based on a second physical uplink control channel resource index and a second physical downlink shared channel-to-hybrid automatic repeat request-timing indication value.
17. The apparatus according to claim 14 ,
wherein the transceiver transmits hybrid automatic repeat request acknowledgement information of the second physical downlink shared channel on a third physical uplink control channel resource, and
wherein a starting symbol of the third physical uplink control channel resource is earlier than a starting symbol of the first physical uplink control channel resource.
18. The apparatus according to claim 14 , wherein the transceiver transmits the hybrid automatic repeat request acknowledgement information of the first physical downlink shared channel on the first physical uplink control channel resource in response to the controller determining not to delay the hybrid automatic repeat request acknowledgement feedback of the first physical downlink shared channel.