IP Library › Granted Patent US 11,641,264
Granted Patent B2
US 11,641,264 · App. 16/992,666 · Granted May 2, 2023

Position assisted cross-link interference measurement

Inventors: Alexandros Manolakos (Escondido, CA); Huilin Xu (San Diego, CA); Jay Kumar Sundararajan (San Diego, CA); Gokul Sridharan (Sunnyvale, CA); Joseph Binamira Soriaga (San Diego, CA)
Assignee: QUALCOMM Incorporated
H04L5/0073H04L5/0048H04W24/10H04W72/082
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Quick Facts
Patent No.
US 11,641,264
App. No.
16/992,666
Granted
May 2, 2023
Kind
B2
Abstract

Methods, systems, and devices for wireless communications are described. The method includes receiving, from a first base station, a set of cross-link interference measurement configurations associated with location information, performing a cross-link interference measurement procedure on signals received based on the set of cross-link interference measurement configurations, or the location information, or a location of the first UE, or a combination thereof, and transmitting, to the first base station, a measurement value based on the performed cross-link interference measurement procedure.

Claims (71)

1. A method for wireless communications at a first user equipment (UE) of a first cell, comprising:

transmitting, to a first access network entity, a request for a set of cross-link interference measurement configurations and location information;

receiving, from the first access network entity, the set of cross-link interference measurement configurations associated with the location information in response to the request;

performing a cross-link interference measurement procedure on signals received based at least in part on the set of cross-link interference measurement configurations, or the location information, or a location of the first UE, or a combination thereof; and

transmitting, to the first access network entity, a measurement value based at least in part on the performed cross-link interference measurement procedure.

2. The method of claim 1 , further comprising:

determining a location of the first UE, wherein the location information includes the location of the first UE; and

transmitting, to the first access network entity, the determined location of the first UE, wherein the set of cross-link interference measurement configurations are configured based at least in part on the determined location of the first UE transmitted to the first access network entity.

3. The method of claim 2 , wherein:

performing the cross-link interference measurement procedure is based at least in part on the location of the first UE.

4. The method of claim 1 , wherein:

performing the cross-link interference measurement procedure is based at least in part on the first UE removing at least one location of a second cell from the location information.

5. The method of claim 1 , wherein performing the cross-link interference measurement procedure further comprises:

selecting a first location of the location information for cross-link interference measurement;

performing, based at least in part on a location of the first UE, the cross-link interference measurement procedure on a first cross-link interference reference signal using a cross-link interference measurement configuration associated with the first location by assuming that a transmission point of the first cross-link interference reference signal is at the first location; and

bypassing performing, based at least in part on a location of the first UE, the cross-link interference measurement procedure on a second cross-link interference reference signal using a cross-link interference measurement configuration associated with a second location of the location information by assuming that a transmission point of the second cross-link interference reference signal is different than the first location.

6. The method of claim 5 , wherein the measurement value includes a measurement value for the first location and omits a measurement value for the second location.

7. The method of claim 5 , further comprising:

receiving an indication of the first location from the first access network entity or a UE of a second cell.

8. The method of claim 1 , wherein the location corresponds to a geographic region, and performing the cross-link interference measurement procedure comprises:

performing the cross-link interference measurement procedure on one or more UEs associated with the geographic region.

9. The method of claim 8 , further comprising:

receiving a cross-link interference resource configuration from at least one UE of the one or more UEs in the geographic region, wherein the cross-link interference measurement procedure is performed on the at least one UE based at least in part on the received cross-link interference resource configuration.

10. The method of claim 1 , wherein receiving the set of cross-link interference measurement configurations and the location information comprises:

receiving radio resource control signaling that indicates the set of cross-link interference measurement configurations and the location information.

11. The method of claim 1 , wherein a cross-link interference resource configuration of a second cell comprises a sounding reference signal associated with at least one UE of the second cell, or an uplink configuration associated with at least one UE of the second cell, or a downlink configuration associated with at least one UE of the second cell, or uplink symbols associated with at least one UE of the second cell, or downlink symbols associated with at least one UE of the second cell, or a slot format associated with at least one UE of the second cell, or a combination thereof.

12. The method of claim 1 , wherein the set of cross-link interference measurement configurations comprise an indication to measure a received signal strength, or a received power of a sounding reference signal, or a combination thereof, for at least one UE of a second cell.

13. The method of claim 1 , wherein performing the cross-link interference measurement procedure further comprises:

assuming that a location from the location information corresponds to a physical location transmitting a corresponding reference signal.

14. The method of claim 1 , wherein the location information includes a location of a second access network entity of a second cell, or a physical location of a UE from the second cell, or an estimated location of a UE from the second cell, or a combination thereof.

15. An apparatus for wireless communications at a first user equipment (UE) of a first cell, comprising:

a processor;

memory coupled with the processor; and

instructions stored in the memory and executable by the processor to cause the apparatus to:

transmit, to a first access network entity, a request for a set of cross-link interference measurement configurations and location information;

receive, from the first access network entity, the set of cross-link interference measurement configurations associated with the location information in response to the request;

perform a cross-link interference measurement procedure on signals received based at least in part on the set of cross-link interference measurement configurations, or the location information, or a location of the first UE, or a combination thereof; and

transmit, to the first access network entity, a measurement value based at least in part on the performed cross-link interference measurement procedure.

16. The apparatus of claim 15 , wherein the instructions are further executable by the processor to cause the apparatus to:

determine a location of the first UE, wherein the location information includes the location of the first UE; and

transmit, to the first access network entity, the determined location of the first UE, wherein the set of cross-link interference measurement configurations are configured based at least in part on the determined location of the first UE transmitted to the first access network entity.

17. The apparatus of claim 16 , wherein performing the cross-link interference measurement procedure is based at least in part on the location of the first UE.

18. The apparatus of claim 15 , wherein performing the cross-link interference measurement procedure is based at least in part on the first UE removing at least one location of a second cell from the location information.

19. The apparatus of claim 15 , wherein the instructions to perform the cross-link interference measurement procedure are further executable by the processor to cause the apparatus to:

select a first location of the location information for cross-link interference measurement;

perform, based at least in part on a location of the first UE, the cross-link interference measurement procedure on a first cross-link interference reference signal using a cross-link interference measurement configuration associated with the first location by assuming that a transmission point of the first cross-link interference reference signal is at the first location; and

bypassing perform, based at least in part on a location of the first UE, the cross-link interference measurement procedure on a second cross-link interference reference signal using a cross-link interference measurement configuration associated with a second location of the location information by assuming that a transmission point of the second cross-link interference reference signal is different than the first location.

20. The apparatus of claim 19 , wherein the measurement value includes a measurement value for the first location and omits a measurement value for the second location.

21. The apparatus of claim 19 , wherein the instructions are further executable by the processor to cause the apparatus to:

receive an indication of the first location from the first access network entity or a UE of a second cell.

22. The apparatus of claim 15 , wherein the location corresponds to a geographic region, and the instructions to perform the cross-link interference measurement procedure are executable by the processor to cause the apparatus to:

perform the cross-link interference measurement procedure on one or more UEs associated with the geographic region.

23. The apparatus of claim 22 , wherein the instructions are further executable by the processor to cause the apparatus to:

receive a cross-link interference resource configuration from at least one UE of the one or more UEs in the geographic region, wherein the cross-link interference measurement procedure is performed on the at least one UE based at least in part on the received cross-link interference resource configuration.

24. The apparatus of claim 15 , wherein the instructions to receive the set of cross-link interference measurement configurations and the location information are executable by the processor to cause the apparatus to:

receive radio resource control signaling that indicates the set of cross-link interference measurement configurations and the location information.

25. The apparatus of claim 15 , wherein a cross-link interference resource configuration of a second cell comprises a sounding reference signal associated with at least one UE of the second cell, or an uplink configuration associated with at least one UE of the second cell, or a downlink configuration associated with at least one UE of the second cell, or uplink symbols associated with at least one UE of the second cell, or downlink symbols associated with at least one UE of the second cell, or a slot format associated with at least one UE of the second cell, or a combination thereof.

26. The apparatus of claim 15 , wherein the set of cross-link interference measurement configurations comprise an indication to measure a received signal strength, or a received power of a sounding reference signal, or a combination thereof, for at least one UE of a second cell.

27. The apparatus of claim 15 , wherein the instructions to perform the cross-link interference measurement procedure are further executable by the processor to cause the apparatus to:

assume that a location from the location information corresponds to a physical location transmitting a corresponding reference signal.

28. The apparatus of claim 15 , wherein the location information includes a location of a second access network entity of a second cell, or a physical location of a UE from the second cell, or an estimated location of a UE from the second cell, or a combination thereof.

29. An apparatus for wireless communications at a first user equipment (UE) of a first cell, comprising:

means for transmitting, to a first access network entity, a request for a set of cross-link interference measurement configurations and location information;

means for receiving, from the first access network entity, the set of cross-link interference measurement configurations associated with the location information in response to the request;

means for performing a cross-link interference measurement procedure on signals received based at least in part on the set of cross-link interference measurement configurations, or the location information, or a location of the first UE, or a combination thereof; and

means for transmitting, to the first access network entity, a measurement value based at least in part on the performed cross-link interference measurement procedure.

30. A non-transitory computer-readable medium storing code for wireless communications at a first user equipment (UE) of a first cell, the code comprising instructions executable by a processor to:

transmit, to a first access network entity, a request for a set of cross-link interference measurement configurations and location information;

receive, from the first access network entity, the set of cross-link interference measurement configurations associated with the location information in response to the request;

perform a cross-link interference measurement procedure on signals received based at least in part on the set of cross-link interference measurement configurations, or the location information, or a location of the first UE, or a combination thereof; and

transmit, to the first access network entity, a measurement value based at least in part on the performed cross-link interference measurement procedure.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE REPLACEING DOCUMENT PREVIOUSLY RECORDED AT REEL: 055930 FRAME: 0327. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Jan 13, 2022
From: MANOLAKOS, ALEXANDROS; XU, HUILIN; SUNDARARAJAN, JAY KUMAR; SRIDHARAN, GOKUL; SORIAGA, JOSEPH BINAMIRA
To: QUALCOMM INCORPORATED
Reel/Frame 058745/0491 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 15, 2021
From: MANOLAKOS, ALEXANDROS; XU, HUILIN; SUNDARARAJAN, JAY KUMAR; SRIDHARAN, GOKUL; SORIAGA, JOSEPH BINAMIRA
To: QUALCOMM INCORPORATED
Reel/Frame 055930/0327 →
Priority Claims (1)
GR 20190100364 · Aug 16, 2019 · national
Continuity (1)
Related Publication 20210050983A1 · Feb 18, 2021
Cited By (1)
US 12,634,022