Method and device in UE and base station for wireless communication

1. A method in a User Equipment (UE) for wireless communications, comprising:

receiving first information, the first information being used to indicate N Channel Status Information (CSI) Reporting Settings, the N CSI Reporting Settings respectively being associated with N radio resources, and N being a positive integer greater than 1;

receiving second information, the second information being used to indicate J radio resource(s), and J being a positive integer; and

transmitting M piece(s) of CSI in a first radio resource, the M piece(s) of CSI respectively corresponding to M CSI Reporting Setting(s) among the N CSI Reporting Settings, the first radio resource being one of the J radio resource(s), and M being a positive integer no greater than the N;

wherein the first radio resource corresponds to a first antenna port group, the N radio resources respectively correspond to N antenna port groups, and whether the N antenna port groups are spatially associated with the first antenna port group is used to determine the M CSI Reporting Setting(s) out of the N CSI Reporting Settings.

2. The method according to claim 1 , wherein each of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is spatially associated with the first antenna port group.

3. The method according to claim 1 , wherein when at least one antenna port group of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is not spatially associated with the first antenna port group, the M CSI Reporting Setting(s) comprises(comprise) CSI Reporting Setting(s) among the N CSI Reporting Settings of which each corresponds to one of the N antenna port groups that is spatially associated with the first antenna port group.

4. The method according to claim 2 , comprising:

transmitting K piece(s) of CSI in a second radio resource, the K piece(s) of CSI respectively corresponding to K CSI Reporting Setting(s) among the N CSI Reporting Settings other than the M CSI Reporting Setting(s), K being a positive integer no greater than N−M;

wherein the second radio resource is one of the J radio resources other than the first radio resource, and the second radio resource corresponds to a second antenna port group; any of the M antenna port group(s) is not spatially associated with the second antenna port group; K radio resource(s) among the N radio resources associated with the K CSI Reporting Setting(s) respectively corresponds(correspond) to K antenna port group(s) among the N antenna port groups, each of the K antenna port group(s) is spatially associated with the second antenna port group, and none of the K antenna port group(s) is spatially associated with the first antenna port group.

5. The method according to claim 1 , comprising: performing an access detection to determine the first radio resource out of the J radio resources, wherein the J is greater than 1;

or, a reference CSI Reporting Setting is a CSI Reporting Setting with a highest reference priority among the N CSI Reporting Settings, and a reference antenna port group is one of the N antenna port groups corresponding to one of the N radio resources that is associated with the reference CSI Reporting Setting, the reference antenna port group being associated with the first antenna port group;

or, the second information is used to indicate J antenna port groups, the J radio resources respectively correspond to the J antenna port groups, and the first antenna port group is an antenna port group corresponding to the first radio resource among the J antenna port groups;

or, comprising: receiving third information; wherein the third information is used to indicate configuration information of the N radio resources.

6. A method in a base station for wireless communications, comprising:

transmitting first information, the first information being used to indicate N Channel Status Information (CSI) Reporting Settings, the N CSI Reporting Settings respectively being associated with N radio resources, and N being a positive integer greater than 1;

transmitting second information, the second information being used to indicate J radio resource(s), and J being a positive integer; and

receiving M piece(s) of CSI in a first radio resource, the M piece(s) of CSI respectively corresponding to M CSI Reporting Setting(s) among the N CSI Reporting Settings, the first radio resource being one of the J radio resource(s), and M being a positive integer no greater than the N;

wherein the first radio resource corresponds to a first antenna port group, the N radio resources respectively correspond to N antenna port groups, and whether the N antenna port groups are spatially associated with the first antenna port group is used to determine the M CSI Reporting Setting(s) out of the N CSI Reporting Settings.

7. The method according to claim 6 , wherein each of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is spatially associated with the first antenna port group.

8. The method according to claim 6 , wherein when at least one antenna port group of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is not spatially associated with the first antenna port group, the M CSI Reporting Setting(s) comprises(comprise) CSI Reporting Setting(s) among the N CSI Reporting Settings of which each corresponds to one of the N antenna port groups that is spatially associated with the first antenna port group.

9. The method according to claim 7 , comprising:

receiving K piece(s) of CSI in a second radio resource, the K piece(s) of CSI respectively corresponding to K CSI Reporting Setting(s) among the N CSI Reporting Settings other than the M CSI Reporting Setting(s), K being a positive integer no greater than N−M;

wherein the second radio resource is one of the J radio resources other than the first radio resource, and the second radio resource corresponds to a second antenna port group; any of the M antenna port group(s) is not spatially associated with the second antenna port group; K radio resource(s) among the N radio resources associated with the K CSI Reporting Setting(s) respectively corresponds(correspond) to K antenna port group(s) among the N antenna port groups, each of the K antenna port group(s) is spatially associated with the second antenna port group, and none of the K antenna port group(s) is spatially associated with the first antenna port group.

10. The method according to claim 6 , comprising: monitoring the J radio resources to determine the first radio resource; wherein a receiver of the first information performs an access detection to determine the first radio resource out of the J radio resources, the J being greater than 1;

or, a reference CSI Reporting Setting is a CSI Reporting Setting with a highest reference priority among the N CSI Reporting Settings, and a reference antenna port group is one of the N antenna port groups corresponding to one of the N radio resources that is associated with the reference CSI Reporting Setting, the reference antenna port group being associated with the first antenna port group;

or, the second information is used to indicate J antenna port groups, the J radio resources respectively correspond to the J antenna port groups, and the first antenna port group is an antenna port group corresponding to the first radio resource among the J antenna port groups;

or, comprising: transmitting third information; wherein the third information is used to indicate configuration information of the N radio resources.

11. A UE for wireless communications, comprising:

a first receiver, which receives first information, the first information being used to indicate N Channel Status Information (CSI) Reporting Settings, the N CSI Reporting Settings respectively being associated with N radio resources, and N being a positive integer greater than 1; and receives second information, the second information being used to indicate J radio resource(s), and J being a positive integer; and

a first transmitter, which transmits M piece(s) of CSI in a first radio resource, the M piece(s) of CSI respectively corresponding to M CSI Reporting Setting(s) among the N CSI Reporting Settings, the first radio resource being one of the J radio resource(s), and M being a positive integer no greater than the N;

wherein the first radio resource corresponds to a first antenna port group, the N radio resources respectively correspond to N antenna port groups, and whether the N antenna port groups are spatially associated with the first antenna port group is used to determine the M CSI Reporting Setting(s) out of the N CSI Reporting Settings.

12. The UE according to claim 11 , wherein each of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is spatially associated with the first antenna port group.

13. The UE according to claim 11 , wherein when at least one antenna port group of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is not spatially associated with the first antenna port group, the M CSI Reporting Setting(s) comprises(comprise) CSI Reporting Setting(s) among the N CSI Reporting Settings of which each corresponds to one of the N antenna port groups that is spatially associated with the first antenna port group.

14. The UE according to claim 12 , wherein the first transmitter comprises transmitting K piece(s) of CSI in a second radio resource, the K piece(s) of CSI respectively corresponding to K CSI Reporting Setting(s) among the N CSI Reporting Settings other than the M CSI Reporting Setting(s), K being a positive integer no greater than N−M; wherein the second radio resource is one of the J radio resources other than the first radio resource, and the second radio resource corresponds to a second antenna port group; any of the M antenna port group(s) is not spatially associated with the second antenna port group; K radio resource(s) among the N radio resources associated with the K CSI Reporting Setting(s) respectively corresponds(correspond) to K antenna port group(s) among the N antenna port groups, each of the K antenna port group(s) is spatially associated with the second antenna port group, and none of the K antenna port group(s) is spatially associated with the first antenna port group.

15. The UE according to claim 11 , wherein the first receiver performs an access detection to determine the first radio resource out of the J radio resources, wherein the J is greater than 1;

or, a reference CSI Reporting Setting is a CSI Reporting Setting with a highest reference priority among the N CSI Reporting Settings, and a reference antenna port group is one of the N antenna port groups corresponding to one of the N radio resources that is associated with the reference CSI Reporting Setting, the reference antenna port group being associated with the first antenna port group;

or, the second information is used to indicate J antenna port groups, the J radio resources respectively correspond to the J antenna port groups, and the first antenna port group is an antenna port group corresponding to the first radio resource among the J antenna port groups;

or, the first receiver receives third information; wherein the third information is used to indicate configuration information of the N radio resources.

16. A base station for wireless communications, comprising:

a second transmitter, which transmits first information, the first information being used to indicate N Channel Status Information (CSI) Reporting Settings, the N CSI Reporting Settings respectively being associated with N radio resources, and N being a positive integer greater than 1; and transmits second information, the second information being used to indicate J radio resource(s), and J being a positive integer; and

a second receiver, which receives M piece(s) of CSI in a first radio resource, the M piece(s) of CSI respectively corresponding to M CSI Reporting Setting(s) among the N CSI Reporting Settings, the first radio resource being one of the J radio resource(s), and M being a positive integer no greater than the N;

wherein the first radio resource corresponds to a first antenna port group, the N radio resources respectively correspond to N antenna port groups, and whether the N antenna port groups are spatially associated with the first antenna port group is used to determine the M CSI Reporting Setting(s) out of the N CSI Reporting Settings.

17. The base station according to claim 16 , wherein each of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is spatially associated with the first antenna port group.

18. The base station according to claim 16 , wherein when at least one antenna port group of M antenna port group(s) among the N antenna port groups that respectively corresponds(correspond) to the M CSI Reporting Setting(s) is not spatially associated with the first antenna port group, the M CSI Reporting Setting(s) comprises(comprise) CSI Reporting Setting(s) among the N CSI Reporting Settings of which each corresponds to one of the N antenna port groups that is spatially associated with the first antenna port group.

19. The base station according to claim 17 , wherein the second receiver receives K piece(s) of CSI in a second radio resource, the K piece(s) of CSI respectively corresponding to K CSI Reporting Setting(s) among the N CSI Reporting Settings other than the M CSI Reporting Setting(s), K being a positive integer no greater than N−M; wherein the second radio resource is one of the J radio resources other than the first radio resource, and the second radio resource corresponds to a second antenna port group; any of the M antenna port group(s) is not spatially associated with the second antenna port group; K radio resource(s) among the N radio resources associated with the K CSI Reporting Setting(s) respectively corresponds(correspond) to K antenna port group(s) among the N antenna port groups, each of the K antenna port group(s) is spatially associated with the second antenna port group, and none of the K antenna port group(s) is spatially associated with the first antenna port group.

20. The base station according to claim 16 , the second receiver monitors the J radio resources to determine the first radio resource; wherein a receiver of the first information performs an access detection to determine the first radio resource out of the J radio resource, the J being greater than 1;

or, a reference CSI Reporting Setting is a CSI Reporting Setting with a highest reference priority among the N CSI Reporting Settings, and a reference antenna port group is one of the N antenna port groups corresponding to one of the N radio resources that is associated with the reference CSI Reporting Setting, the reference antenna port group being associated with the first antenna port group;

or, the second information is used to indicate J antenna port groups, the J radio resources respectively correspond to the J antenna port groups, and the first antenna port group is an antenna port group corresponding to the first radio resource among the J antenna port groups;

or, the second transmitter transmits third information; wherein the third information is used to indicate configuration information of the N radio resources.