METHOD AND DEVICE IN NODES USED FOR WIRELESS COMMUNICATION

1 . A first node for wireless communications, comprising:

a first receiver, receiving a first DCI, the first DCI scheduling K1 cells;

wherein at least 2 cells among the K1 cells respectively correspond to subcarrier spacings that are unequal, K1 being a positive integer greater than 1; a minimum value of a scheduling delay between a channel scheduled by the first DCI and the first DCI in at least one cell among the K1 cells depends on a first minimum applicable scheduling offset; the first minimum applicable scheduling offset is indicated via a physical layer dynamic signaling in a first slot; a first cell is one of the K1 cells, and the first cell is different from a cell to which the physical layer dynamic signaling belongs, the first minimum applicable scheduling offset applying to the first cell from a second slot of the first cell; the second slot depends on the first slot and a first offset value, the first offset value being related to both a subcarrier spacing corresponding to the first cell and a subcarrier spacing corresponding to the cell to which the physical layer dynamic signaling belongs.

2 . The first node according to claim 1 , characterized in that the second slot is delayed by the first offset value compared to a target slot, and a slot index corresponding to the target slot is a maximum integer no greater than a first value, the first value being equal to a product of the slot index corresponding to the first slot being multiplied by a first ratio; the first ratio is equal to a quotient obtained from a first parameter power of 2 being divided by a second parameter power of 2, the first parameter being a subcarrier spacing parameter corresponding to the first cell, and the second parameter being equal to a subcarrier spacing parameter of the subcarrier spacing used by the cell to which the physical layer dynamic signaling belongs.

3 . The first node according to claim 1 , characterized in that a minimum value of a scheduling delay between a channel scheduled by the first DCI and the first DCI in any cell among the K1 cells depends on the first minimum applicable scheduling offset; the first minimum applicable scheduling offset is applicable for K1 first-type slots in the K1 cells; each of the K1 first-type slots depends on the first slot, and the K1 first-type slots depend on K1 offset values respectively, the K1 offset values depending on K1 subcarrier spacings corresponding to the K1 cells respectively.

4 . The first node according to claim 1 , characterized in comprising:

the first receiver, receiving a first PDCCH;

wherein the first PDCCH is transmitted in the first slot, the first PDCCH being the physical layer dynamic signaling used to indicate the first minimum applicable adjustment offset; the first PDCCH is earlier than the first DCI in time domain.

5 . The first node according to claim 1 , characterized in comprising:

the first receiver, receiving a first signal;

wherein the first signal comprises K1 first-type sub-signals, the K1 first-type sub-signals being transmitted in the K1 cells, respectively; the first DCI is used to schedule the first signal; a minimum value of a scheduling delay between each of the K1 first-type sub-signals and the first DCI is no smaller than the first minimum applicable scheduling offset.

6 . The first node according to claim 1 , characterized in comprising:

a first transmitter, transmitting a second signal;

wherein the second signal comprises K1 second-type sub-signals, the K1 second-type sub-signals being transmitted in the K1 cells, respectively; the first DCI is used to schedule the second signal; a minimum value of a scheduling delay between each of the K1 second-type sub-signals and the first DCI is no smaller than the first minimum applicable scheduling offset.

7 . The first node according to claim 1 , characterized in comprising:

the first receiver, receiving a first information block;

wherein the first information block indicates a first cell set, the first cell set comprising the K1 cells, the cells in the first cell set supporting scheduling by a DCI used to schedule multiple serving cells simultaneously.

8 . A second node for wireless communications, comprising:

a second transmitter, transmitting a first DCI, the first DCI scheduling K1 cells;

wherein at least 2 cells among the K1 cells respectively correspond to subcarrier spacings that are unequal, K1 being a positive integer greater than 1; a minimum value of a scheduling delay between a channel scheduled by the first DCI and the first DCI in at least one cell among the K1 cells depends on a first minimum applicable scheduling offset; the first minimum applicable scheduling offset is indicated via a physical layer dynamic signaling in a first slot; a first cell is one of the K1 cells, and the first cell is different from a cell to which the physical layer dynamic signaling belongs, the first minimum applicable scheduling offset applying to the first cell from a second slot of the first cell; the second slot depends on the first slot and a first offset value, the first offset value being related to both a subcarrier spacing corresponding to the first cell and a subcarrier spacing corresponding to the cell to which the physical layer dynamic signaling belongs.

9 . The second node according to claim 8 , characterized in that the second slot is delayed by the first offset value compared to a target slot, and a slot index corresponding to the target slot is a maximum integer no greater than a first value, the first value being equal to a product of the slot index corresponding to the first slot being multiplied by a first ratio; the first ratio is equal to a quotient obtained from a first parameter power of 2 being divided by a second parameter power of 2, the first parameter being a subcarrier spacing parameter corresponding to the first cell, and the second parameter being equal to a subcarrier spacing parameter of the subcarrier spacing used by the cell to which the physical layer dynamic signaling belongs.

10 . The second node according to claim 8 , characterized in that a minimum value of a scheduling delay between a channel scheduled by the first DCI and the first DCI in any cell among the K1 cells depends on the first minimum applicable scheduling offset; the first minimum applicable scheduling offset is applicable for K1 first-type slots in the K1 cells; each of the K1 first-type slots depends on the first slot, and the K1 first-type slots depend on K1 offset values respectively, the K1 offset values depending on K1 subcarrier spacings corresponding to the K1 cells respectively.

11 . The second node according to claim 8 , characterized in comprising:

the second transmitter, transmitting a first PDCCH;

wherein the first PDCCH is transmitted in the first slot, the first PDCCH being the physical layer dynamic signaling used to indicate the first minimum applicable adjustment offset; the first PDCCH is earlier than the first DCI in time domain.

12 . The second node according to claim 8 , characterized in comprising:

the second transmitter, transmitting a first signal;

wherein the first signal comprises K1 first-type sub-signals, the K1 first-type sub-signals being transmitted in the K1 cells, respectively; the first DCI is used to schedule the first signal; a minimum value of a scheduling delay between each of the K1 first-type sub-signals and the first DCI is no smaller than the first minimum applicable scheduling offset.

13 . The second node according to claim 8 , characterized in comprising:

a second receiver, receiving a second signal;

wherein the second signal comprises K1 second-type sub-signals, the K1 second-type sub-signals being transmitted in the K1 cells, respectively; the first DCI is used to schedule the second signal; a minimum value of a scheduling delay between each of the K1 second-type sub-signals and the first DCI is no smaller than the first minimum applicable scheduling offset.

14 . The second node according to claim 8 , characterized in comprising:

the second transmitter, transmitting a first information block;

wherein the first information block indicates a first cell set, the first cell set comprising the K1 cells, the cells in the first cell set supporting scheduling by a DCI used to schedule multiple serving cells simultaneously.

15 . A method in a first node for wireless communications, comprising:

receiving a first DCI, the first DCI scheduling K1 cells;

wherein at least 2 cells among the K1 cells respectively correspond to subcarrier spacings that are unequal, K1 being a positive integer greater than 1; a minimum value of a scheduling delay between a channel scheduled by the first DCI and the first DCI in at least one cell among the K1 cells depends on a first minimum applicable scheduling offset; the first minimum applicable scheduling offset is indicated via a physical layer dynamic signaling in a first slot; a first cell is one of the K1 cells, and the first cell is different from a cell to which the physical layer dynamic signaling belongs, the first minimum applicable scheduling offset applying to the first cell from a second slot of the first cell; the second slot depends on the first slot and a first offset value, the first offset value being related to both a subcarrier spacing corresponding to the first cell and a subcarrier spacing corresponding to the cell to which the physical layer dynamic signaling belongs.

16 . The method in the first node according to claim 15 , characterized in that the second slot is delayed by the first offset value compared to a target slot, and a slot index corresponding to the target slot is a maximum integer no greater than a first value, the first value being equal to a product of the slot index corresponding to the first slot being multiplied by a first ratio; the first ratio is equal to a quotient obtained from a first parameter power of 2 being divided by a second parameter power of 2, the first parameter being a subcarrier spacing parameter corresponding to the first cell, and the second parameter being equal to a subcarrier spacing parameter of the subcarrier spacing used by the cell to which the physical layer dynamic signaling belongs.

17 . The method in the first node according to claim 15 , characterized in that a minimum value of a scheduling delay between a channel scheduled by the first DCI and the first DCI in any cell among the K1 cells depends on the first minimum applicable scheduling offset; the first minimum applicable scheduling offset is applicable for K1 first-type slots in the K1 cells; each of the K1 first-type slots depends on the first slot, and the K1 first-type slots depend on K1 offset values respectively, the K1 offset values depending on K1 subcarrier spacings corresponding to the K1 cells respectively.

18 . The method in the first node according to claim 15 , characterized in comprising:

receiving a first PDCCH;

wherein the first PDCCH is transmitted in the first slot, the first PDCCH being the physical layer dynamic signaling used to indicate the first minimum applicable adjustment offset; the first PDCCH is earlier than the first DCI in time domain.

19 . The method in the first node according to claim 15 , characterized in comprising:

receiving a first signal;

wherein the first signal comprises K1 first-type sub-signals, the K1 first-type sub-signals being transmitted in the K1 cells, respectively; the first DCI is used to schedule the first signal; a minimum value of a scheduling delay between each of the K1 first-type sub-signals and the first DCI is no smaller than the first minimum applicable scheduling offset;

or,

transmitting a second signal;

wherein the second signal comprises K1 second-type sub-signals, the K1 second-type sub-signals being transmitted in the K1 cells, respectively; the first DCI is used to schedule the second signal; a minimum value of a scheduling delay between each of the K1 second-type sub-signals and the first DCI is no smaller than the first minimum applicable scheduling offset.

20 . The method in the first node according to claim 15 , characterized in that

the first receiver, receiving a first information block;

wherein the first information block indicates a first cell set, the first cell set comprising the K1 cells, the cells in the first cell set supporting scheduling by a DCI used to schedule multiple serving cells simultaneously.