METHOD AND DEVICE IN NODES USED FOR WIRELESS COMMUNICATION
A first node receives a first message set and a first DCI; performs a measurement on a first RS resource group; transmits a first CSI on a PUSCH of a first cell. The first message set comprises a first message, and the first DCI comprises a first field and a second field; the first DCI is used to schedule PUSCHs on at least K cells, K being a positive integer greater than 1; the first cell is one of the K cells; the first field of the first DCI is used to trigger the first CSI; the second field of the first DCI is used to determine the first cell; the measurement performed on the first RS resource group is used to calculate the first CSI, and the first message is used to indicate the first RS resource group.
1 . A first node for wireless communications, comprising:
a first receiver, receiving a first message set and a first DCI, the first message set comprising a first message, the first DCI comprising a first field and a second field; performing a measurement on a first RS resource group; and
a first transmitter, transmitting a first CSI set on a PUSCH of a first cell, the first CSI set comprising a first CSI;
wherein the first DCI is used to schedule PUSCHs on at least K cells, K being a positive integer greater than 1; the first cell is one of the K cells; the first field of the first DCI is used to trigger the first CSI; the second field of the first DCI is used to determine the first cell; the measurement performed on the first RS resource group is used to calculate the first CSI, and the first message is used to indicate the first RS resource group.
2 . The first node according to claim 1 , wherein the first cell is a cell corresponding to a smallest cell index among the K cells.
3 . The first node according to claim 1 , wherein the first DCI comprises K sub-fields, and the K sub-fields are respectively used for scheduling for the K cells; the second field of the first DCI comprises at least one of the K sub-fields.
4 . The first node according to claim 3 , wherein the K sub-fields are respectively used to determine K cell indices, and the K cell indices are respectively assigned to the K cells.
5 . The first node according to claim 1 , wherein the K cells belong to a same PUCCH group.
6 . The first node according to claim 1 , wherein the second field in the first DCI indicates a first index set, the first index set comprises K cell indices, and the K cell indices are respectively assigned to the K cells.
7 . A second node for wireless communications, comprising:
a second transmitter, transmitting a first message set and a first DCI, the first message set comprising a first message, the first DCI comprising a first field and a second field; and
a second receiver, receiving a first CSI set on a PUSCH of a first cell, the first CSI set comprising a first CSI;
wherein the first DCI is used to schedule PUSCHs on at least K cells, K being a positive integer greater than 1; the first cell is one of the K cells; the first field of the first DCI is used to trigger the first CSI; the second field of the first DCI is used to determine the first cell; a measurement performed on a first RS resource group is used to calculate the first CSI, and the first message is used to indicate the first RS resource group.
8 . The second node according to claim 7 , wherein the first cell is a cell corresponding to a smallest cell index among the K cells.
9 . The second node according to claim 7 , wherein the first DCI comprises K sub-fields, and the K sub-fields are respectively used for scheduling for the K cells; the second field of the first DCI comprises at least one of the K sub-fields;
or, the second field in the first DCI indicates a first index set, the first index set comprises K cell indices, and the K cell indices are respectively assigned to the K cells.
10 . The second node according to claim 9 , wherein the K sub-fields are respectively used to determine K cell indices, and the K cell indices are respectively assigned to the K cells.
11 . A method in a first node for wireless communications, comprising:
receiving a first message set and a first DCI, the first message set comprising a first message, the first DCI comprising a first field and a second field;
performing a measurement on a first RS resource group; and
transmitting a first CSI set on a PUSCH of a first cell, the first CSI set comprising a first CSI;
wherein the first DCI is used to schedule PUSCHs on at least K cells, K being a positive integer greater than 1; the first cell is one of the K cells; the first field of the first DCI is used to trigger the first CSI; the second field of the first DCI is used to determine the first cell; the measurement performed on the first RS resource group is used to calculate the first CSI, and the first message is used to indicate the first RS resource group.
12 . The method according to claim 11 , wherein the first cell is a cell corresponding to a smallest cell index among the K cells.
13 . The method according to claim 11 , wherein the first DCI comprises K sub-fields, and the K sub-fields are respectively used for scheduling for the K cells; the second field of the first DCI comprises at least one of the K sub-fields.
14 . The method according to claim 13 , wherein the K sub-fields are respectively used to determine K cell indices, and the K cell indices are respectively assigned to the K cells.
15 . The method according to claim 11 , wherein the K cells belong to a same PUCCH group.
16 . The method according to claim 11 , wherein the second field in the first DCI indicates a first index set, the first index set comprises K cell indices, and the K cell indices are respectively assigned to the K cells.
17 . A method in a second node for wireless communications, comprising:
transmitting a first message set and a first DCI, the first message set comprising a first message, the first DCI comprising a first field and a second field; and
receiving a first CSI set on a PUSCH of a first cell, the first CSI set comprising a first CSI;
wherein the first DCI is used to schedule PUSCHs on at least K cells, K being a positive integer greater than 1; the first cell is one of the K cells; the first field of the first DCI is used to trigger the first CSI; the second field of the first DCI is used to determine the first cell; a measurement performed on a first RS resource group is used to calculate the first CSI, and the first message is used to indicate the first RS resource group.
18 . The method according to claim 17 , wherein the first cell is a cell corresponding to a smallest cell index among the K cells.
19 . The method according to claim 17 , wherein the first DCI comprises K sub-fields, and the K sub-fields are respectively used for scheduling for the K cells; the second field of the first DCI comprises at least one of the K sub-fields;
or, the second field in the first DCI indicates a first index set, the first index set comprises K cell indices, and the K cell indices are respectively assigned to the K cells.
20 . The method according to claim 19 , wherein the K sub-fields are respectively used to determine K cell indices, and the K cell indices are respectively assigned to the K cells.