METHOD AND DEVICE IN NODES USED FOR WIRELESS COMMUNICATION

1 . A first node for wireless communications, comprising:

a first receiver, receiving a first reference signal in a first RS resource; and

a first processor, first operating a first signal on a first frequency band;

wherein a duplex mode of the first frequency band is a frequency division duplex; the first operating is to receive and the first signal is on a downlink working band, or the first operating is to transmit and the first signal is on an uplink working band; the first signal is spatially associated with the first RS resource; when the first operating is to receive, time-domain resources occupied by the first signal are not overlapping with a first time-domain resource pool; when the first operating is to transmit, time-domain resources occupied by the first signal are not overlapping with a second time-domain resource pool; time-domain resources occupied by the first time-domain resource pool are orthogonal to time-domain resources occupied by the second time-domain resource pool.

2 . The first node according to claim 1 , comprising:

the first receiver, receiving a first signaling, the first signaling indicating a first RS resource set;

wherein only when the first RS resource is an RS resource in the first RS resource set, the first time-domain resource pool and the second time-domain resource pool are applied.

3 . The first node according to claim 1 , wherein when the first operating is to receive, the time-domain resources occupied by the first signal belong to a second time-domain resource set; when the first operating is to transmit, the time-domain resources occupied by the first signal belong to a first time-domain resource set; the first time-domain resource pool comprises the first time-domain resource set, and the second time-domain resource pool comprises the second time-domain resource set.

4 . The first node according to claim 3 , comprising:

the first receiver, receiving a second signaling;

wherein the second signaling is used to configure the first time-domain resource set and the second time-domain resource set.

5 . The first node according to claim 4 , comprising:

the first receiver, receiving a third signaling:

wherein the third signaling is used to configure the first time-domain resource set and the second time-domain resource set, the second signaling is a higher-layer signaling, and the third signaling is a physical-layer signaling.

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

the first receiver, receiving a fourth signaling;

wherein the fourth signaling is used to configure the first time-domain resource pool and the second time-domain resource pool.

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

the first receiver, receiving a second reference signal in a second RS resource; and

the first processor, second operating a second signal on the first frequency band;

wherein the second operating is to receive and the second signal is on a downlink working band, or the second operating is to transmit and the second signal is on an uplink working band; the second signal is spatially associated with the second RS resource; the first time-domain resource pool and the second time-domain resource pool are not applied to the second RS resource.

8 . The first node according to claim 1 , wherein the first time-domain resource pool is not used for downlink transmission, and the second time-domain resource pool is not used for uplink transmission.

9 . The first node according to claim 1 , wherein the first RS resource is a CSI-RS resource, or the first RS resource corresponds to an SSB-Index.

10 . The first node according to claim 1 , wherein the first frequency band corresponds to an Active BWP.

11 . The first node according to claim 1 , wherein the meaning that the first signal is spatially associated with the first RS resource comprises: the first operating is to receive, and the first RS resource is used to determine spatial reception parameters of the first signal.

12 . The first node according to claim 1 , wherein the meaning that the first signal is spatially associated with the first RS resource comprises: the first signal and the first RS resource are QCLed.

13 . The first node according to claim 1 , wherein the meaning that the first signal is spatially associated with the first RS resource comprises: the first operating is to transmit, and a measurement for a radio signal in the first RS resource is used to determine a transmit power value of the first signal.

14 . The first node according to claim 1 , wherein the meaning that the first signal is spatially associated with the first RS resource comprises: the first operating is to transmit, and the first RS resource is used to determine spatial transmission parameters of the first signal.

15 . A second node for wireless communications, comprising:

a first transmitter, transmitting a first reference signal in a first RS resource; and

a second processor, third operating a first signal on a first frequency band;

wherein a duplex mode of the first frequency band is a frequency division duplex; the third operating is to transmit and the first signal is on a downlink working band, or the third operating is to receive and the first signal is on an uplink working band; the first signal is spatially associated with the first RS resource; when the third operating is to transmit, time-domain resources occupied by the first signal are not overlapping with a first time-domain resource pool; when the third operating is to receive, time-domain resources occupied by the first signal are not overlapping with a second time-domain resource pool; time-domain resources occupied by the first time-domain resource pool are orthogonal to time-domain resources occupied by the second time-domain resource pool.

16 . The second node according to claim 15 , comprising:

the first transmitter, transmitting a first signaling, the first signaling indicating a first RS resource set;

wherein only when the first RS resource is an RS resource in the first RS resource set, the first time-domain resource pool and the second time-domain resource pool are applied.

17 . The second node according to claim 15 , wherein when the third operating is to transmit, the time-domain resources occupied by the first signal belong to a second time-domain resource set; when the third operating is to receive, the time-domain resources occupied by the first signal belong to a first time-domain resource set; the first time-domain resource pool comprises the first time-domain resource set, and the second time-domain resource pool comprises the second time-domain resource set.

18 . The second node according to claim 17 , comprising:

the first transmitter, transmitting a second signaling;

wherein the second signaling is used to configure the first time-domain resource set and the second time-domain resource set.

19 . The second node according to claim 18 , comprising:

the first transmitter, transmitting a third signaling;

wherein the third signaling is used to configure the first time-domain resource set and the second time-domain resource set, the second signaling is a higher-layer signaling, and the third signaling is a physical-layer signaling.

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

receiving a first reference signal in a first RS resource; and

first operating a first signal on a first frequency band;

wherein a duplex mode of the first frequency band is a frequency division duplex; the first operating is to receive and the first signal is on a downlink working band, or the first operating is to transmit and the first signal is on an uplink working band; the first signal is spatially associated with the first RS resource; when the first operating is to receive, time-domain resources occupied by the first signal are not overlapping with a first time-domain resource pool; when the first operating is to transmit, time-domain resources occupied by the first signal are not overlapping with a second time-domain resource pool; time-domain resources occupied by the first time-domain resource pool are orthogonal to time-domain resources occupied by the second time-domain resource pool.