METHOD AND DEVICE USED FOR WIRELESS COMMUNICATION
The present application discloses a method and a device for wireless communications. A first node receives first information and transmits a first measurement information set; where the first information indicates at least a first time-frequency resource set and a second time-frequency resource set, the first time-frequency resource set comprising at least a target first-type time-frequency resource and the second time-frequency resource set comprising multiple second-type time-frequency resources, and the first measurement information set comprising at least a first resource indicator, a second resource indicator and a first CQI; this application can improve transmission efficiency and reduce redundancy overhead.
1 . A first node for wireless communications, comprising:
a first receiver, receiving first information, the first information indicating at least a first time-frequency resource set and a second time-frequency resource set, where the first time-frequency resource set comprises at least a target first-type time-frequency resource and the second time-frequency resource set comprises multiple second-type time-frequency resources; and
a first transmitter, transmitting a first measurement information set, the first measurement information set comprising at least a first resource indicator, a second resource indicator and a first CQI;
wherein the first resource indicator is used to indicate the target first-type time-frequency resource, while the second resource indicator is used to indicate a second time-frequency resource subset, the second time-frequency resource subset comprising at least one second-type time-frequency resource, any second-type time-frequency resource in the second time-frequency resource subset belonging to the second time-frequency resource set; a channel measurement performed on the target first-type time-frequency resource is used to calculate the first CQI, and an interference measurement performed on at least one second-type time-frequency resource in the second time-frequency resource set other than the second time-frequency resource subset is used to calculate the first CQI; a cell with which any first-type time-frequency resource in the first time-frequency resource set is associated is different from a cell with which any second-type time-frequency resource in the second time-frequency resource set is associated.
2 . The first node according to claim 1 , characterized in comprising:
the first receiver, determining a target second-type time-frequency resource out of second-type time-frequency resources in the second time-frequency resource set other than the second time-frequency resource subset;
wherein an interference measurement performed on only the target second-type time-frequency resource among multiple second-type time-frequency resources in the second time-frequency resource set other than the second time-frequency resource subset is used to calculate the first CQI.
3 . The first node according to claim 1 , characterized in that the first information indicates a third time-frequency resource set, the third time-frequency resource set comprising at least a target third-type time-frequency resource, the target first-type time-frequency resource being associated with the target third-type time-frequency resource; an interference measurement performed on the target third-type time-frequency resource is used to calculate the first CQI.
4 . The first node according to claim 2 , characterized in that the first information indicates a third time-frequency resource set, the third time-frequency resource set comprising at least a target third-type time-frequency resource, the target first-type time-frequency resource being associated with the target third-type time-frequency resource; an interference measurement performed on the target third-type time-frequency resource is used to calculate the first CQI.
5 . The first node according to claim 2 , characterized in that a second-type time-frequency resource where a strongest amount of interference is measured is selected from second-type time-frequency resources in the second time-frequency resource set other than the second time-frequency resource subset as the target second-type time-frequency resource.
6 . The first node according to claim 3 , characterized in that a second-type time-frequency resource where a strongest amount of interference is measured is selected from second-type time-frequency resources in the second time-frequency resource set other than the second time-frequency resource subset as the target second-type time-frequency resource.
7 . The first node according to claim 4 , characterized in that a second-type time-frequency resource where a strongest amount of interference is measured is selected from second-type time-frequency resources in the second time-frequency resource set other than the second time-frequency resource subset as the target second-type time-frequency resource.
8 . The first node according to claim 1 , characterized in comprising:
the first receiver, determining a second time-frequency resource subset from the second time-frequency resource set.
9 . The first node according to claim 1 , characterized in that the second resource indicator is used to generate a first backhaul signaling, the first backhaul signaling being used to avoid an interference measured in the second time-frequency resource subset on a fourth time-frequency resource set.
10 . The first node according to claim 9 , characterized in comprising:
the first receiver, receiving a first radio signal in the fourth time-frequency resource set;
wherein an interference that the first radio signal undergoes is unrelated to the interference measured in the second time-frequency resource subset.
11 . A second node for wireless communications, comprising:
a second transmitter, transmitting first information, the first information indicating at least a first time-frequency resource set and a second time-frequency resource set, where the first time-frequency resource set comprises at least a target first-type time-frequency resource and the second time-frequency resource set comprises multiple second-type time-frequency resources; and
a second receiver, receiving a first measurement information set, the first measurement information set comprising at least a first resource indicator, a second resource indicator and a first CQI;
wherein the first resource indicator is used to indicate the target first-type time-frequency resource, while the second resource indicator is used to indicate a second time-frequency resource subset, the second time-frequency resource subset comprising at least one second-type time-frequency resource, any second-type time-frequency resource in the second time-frequency resource subset belonging to the second time-frequency resource set; a channel measurement performed on the target first-type time-frequency resource is used to calculate the first CQI, and an interference measurement performed on at least one second-type time-frequency resource in the second time-frequency resource set other than the second time-frequency resource subset is used to calculate the first CQI; a cell with which any first-type time-frequency resource in the first time-frequency resource set is associated is different from a cell with which any second-type time-frequency resource in the second time-frequency resource set is associated.
12 . The second node according to claim 11 , characterized in comprising:
the second transmitter, transmitting a first backhaul signaling via an air interface;
wherein the second resource indicator is used to generate the first backhaul signaling, the first backhaul signaling being used to avoid an interference measured in the second time-frequency resource subset on a fourth time-frequency resource set.
13 . The second node according to claim 12 , characterized in comprising:
the second receiver, receiving a second backhaul signaling via an air interface;
wherein the second backhaul signaling is used to acknowledge avoidance of the interference measured in the second time-frequency resource subset on the fourth time-frequency resource set.
14 . The second node according to claim 11 , characterized in comprising:
the second transmitter, transmitting a first radio signal in the fourth time-frequency resource set;
wherein an interference that the first radio signal undergoes is unrelated to the interference measured in the second time-frequency resource subset.
15 . The second node according to claim 12 , characterized in comprising:
the second transmitter, transmitting a first radio signal in the fourth time-frequency resource set;
wherein an interference that the first radio signal undergoes is unrelated to the interference measured in the second time-frequency resource subset.
16 . A third node for wireless communications, comprising:
a third receiver, receiving a first backhaul signaling via an air interface;
wherein a second resource indicator is used to generate the first backhaul signaling, the first backhaul signaling being used to avoid an interference measured in the second time-frequency resource subset on a fourth time-frequency resource set; the second resource indicator is used to indicate a second time-frequency resource subset, the second time-frequency resource subset comprising at least one second-type time-frequency resource, any second-type time-frequency resource in the second time-frequency resource subset belonging to a second time-frequency resource set; the second resource indicator belongs to a first measurement information set, the first measurement information set comprising at least a first resource indicator and a first CQI; the first resource indicator is used to indicate a target first-type time-frequency resource, a channel measurement performed on the target first-type time-frequency resource is used to calculate the first CQI, and an interference measurement performed on at least one second-type time-frequency resource in the second time-frequency resource set other than the second time-frequency resource subset is used to calculate the first CQI; the target first-type time-frequency resource belongs to the first time-frequency resource set; a cell with which any first-type time-frequency resource in the first time-frequency resource set is associated is different from a cell with which any second-type time-frequency resource in the second time-frequency resource set is associated.
17 . The third node according to claim 16 , characterized in comprising:
a third transmitter, transmitting a second backhaul signaling via an air interface;
wherein the second backhaul signaling is used to acknowledge avoidance of the interference measured in the second time-frequency resource subset on the fourth time-frequency resource set.
18 . The third node according to claim 16 , characterized in comprising:
the third transmitter, avoiding in the fourth time-frequency resource set a usage of a transmission parameter that is QCL with any second-type time-frequency resource in the second time-frequency resource subset.
19 . The third node according to claim 17 , characterized in comprising:
the third transmitter, avoiding in the fourth time-frequency resource set a usage of a transmission parameter that is QCL with any second-type time-frequency resource in the second time-frequency resource subset.