METHOD AND DEVICE IN NODES USED FOR WIRELESS COMMUNICATION
The present application provides a method and device in a node for wireless communications. A first receiver receives a target PDSCH and a first signaling; a first transmitter transmits a first PUSCH in a first radio resource pool; herein, the first signaling is used to determine the first radio resource pool; a HARQ process corresponding to the target PDSCH is either a HARQ process of a first type or a HARQ process of a second type, and a HARQ process of the first type is different from a HARQ process of the second type; the first signaling comprises a first field, and a value of the first field in the first signaling and the HARQ process corresponding to the target PDSCH are used to determine whether the first radio resource pool is used to transmit HARQ-ACK bit(s).
1 . A first node for wireless communications, comprising:
a first receiver, receiving a first signaling, the first signaling comprising a first field; and
a first transmitter, transmitting a first PUSCH (Physical Uplink Shared Channel);
wherein the first signaling is used to schedule the first PUSCH: whether the first PUSCH carries HARQ-ACK (Hybrid Automatic Repeat reQuest ACKnowledgement) information is related to a value of the first field in the first signaling: when the value of the first field in the first signaling is equal to 4 and the first node has not received any PDCCH (Physical Downlink Control Channel) for a DCI (Downlink Control Information) of a first type within a target monitoring occasion set and the first node does not have HARQ-ACK information in response to an SPS (Semi-persistent scheduling) PDSCH (Physical Downlink Shared Channel) reception to multiplex in the first PUSCH, the first PUSCH does not carry HARQ-ACK information: a DCI format of the first type is a DCI format that schedules PDSCH reception(s) of a first type, or has associated HARQ-ACK information and does not schedule a PDSCH reception, and a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception associated with disabled HARQ-ACK information: the target monitoring occasion set comprises at least one monitoring occasion.
2 . The first node according to claim 1 , wherein the expression that a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception associated with disabled HARQ-ACK information comprises: a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception that only provides TB(s) (Transport Block(s)) for a HARQ process associated with disabled HARQ-ACK information.
3 . The first node according to claim 2 , wherein the expression that a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception that only provides TB(s) for a HARQ process associated with disabled HARQ-ACK information comprises: a PDSCH reception of the first type is a PDSCH reception that provides at least one TB for a HARQ process associated with enabled HARQ-ACK information.
4 . The first node according to claim 3 , wherein the first field is a DAI (Downlink Assignment Index) field.
5 . The first node according to claim 4 , wherein the first signaling is a DCI format.
6 . The first node according to claim 5 , wherein whether a HARQ process is associated with disabled HARQ-ACK information is configured by an RRC (Radio Resource Control) signaling.
7 . The first node according to claim 5 , wherein when HARQ-ACK information is not multiplexed in the first PUSCH, the first PUSCH does not carry HARQ-ACK information.
8 . A second node for wireless communications, comprising:
a second transmitter, transmitting a first signaling, the first signaling comprising a first field; and
a second receiver, receiving a first PUSCH;
wherein the first signaling is used to schedule the first PUSCH: whether the first PUSCH carries HARQ-ACK information is related to a value of the first field in the first signaling: when the value of the first field in the first signaling is equal to 4 and the first node has not received any PDCCH for a DCI of a first type within a target monitoring occasion set and the first node does not have HARQ-ACK information in response to an SPS PDSCH reception to multiplex in the first PUSCH, the first PUSCH does not carry HARQ-ACK information: a DCI format of the first type is a DCI format that schedules PDSCH reception(s) of a first type, or has associated HARQ-ACK information and does not schedule a PDSCH reception, and a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception associated with disabled HARQ-ACK information: the target monitoring occasion set comprises at least one monitoring occasion.
9 . The second node according to claim 8 , wherein the expression that a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception associated with disabled HARQ-ACK information comprises: a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception that only provides TB(s) for a HARQ process associated with disabled HARQ-ACK information.
10 . The second node according to claim 9 , wherein the expression that a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception that only provides TB(s) for a HARQ process associated with disabled HARQ-ACK information comprises: a PDSCH reception of the first type is a PDSCH reception that provides at least one TB for a HARQ process associated with enabled HARQ-ACK information.
11 . The second node according to claim 10 , wherein the first field is a DAI field, and the first signaling is a DCI format.
12 . The second node according to claim 11 , wherein whether a HARQ process is associated with disabled HARQ-ACK information is configured by an RRC signaling.
13 . The second node according to claim 11 , wherein when HARQ-ACK information is not multiplexed in the first PUSCH, the first PUSCH does not carry HARQ-ACK information.
14 . A method in a first node for wireless communications, comprising:
receiving a first signaling, the first signaling comprising a first field; and
transmitting a first PUSCH;
wherein the first signaling is used to schedule the first PUSCH: whether the first PUSCH carries HARQ-ACK information is related to a value of the first field in the first signaling: when the value of the first field in the first signaling is equal to 4 and the first node has not received any PDCCH for a DCI of a first type within a target monitoring occasion set and the first node does not have HARQ-ACK information in response to an SPS PDSCH reception to multiplex in the first PUSCH, the first PUSCH does not carry HARQ-ACK information: a DCI format of the first type is a DCI format that schedules PDSCH reception(s) of a first type, or has associated HARQ-ACK information and does not schedule a PDSCH reception, and a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception associated with disabled HARQ-ACK information; the target monitoring occasion set comprises at least one monitoring occasion.
15 . The method in a first node according to claim 14 , wherein the expression that a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception associated with disabled HARQ-ACK information comprises: a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception that only provides TB(s) for a HARQ process associated with disabled HARQ-ACK information.
16 . The method in a first node according to claim 15 , wherein the expression that a PDSCH reception of the first type is a PDSCH reception other than a PDSCH reception that only provides TB(s) for a HARQ process associated with disabled HARQ-ACK information comprises: a PDSCH reception of the first type is a PDSCH reception that provides at least one TB for a HARQ process associated with enabled HARQ-ACK information.
17 . The method in a first node according to claim 16 , wherein the first field is a DAI field.
18 . The method in a first node according to claim 17 , wherein the first signaling is a DCI format.
19 . The method in a first node according to claim 18 , wherein whether a HARQ process is associated with disabled HARQ-ACK information is configured by an RRC signaling.
20 . The method in a first node according to claim 18 , wherein when HARQ-ACK information is not multiplexed in the first PUSCH, the first PUSCH does not carry HARQ-ACK information.