IP Library Granted Patent US 12,075,513
Granted Patent B2
US 12,075,513 · App. 17/443,414 · Granted Aug 27, 2024

Associated with a positioning reference signal configuration

Inventors: Jingchao Bao (San Diego, CA); Sony Akkarakaran (Poway, CA); Tao Luo (San Diego, CA); Juan Montojo (San Diego, CA); Alexandros Manolakos (Escondido, CA)
Assignee: QUALCOMM Incorporated
H04W76/28H04W64/00
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Quick Facts
Patent No.
US 12,075,513
App. No.
17/443,414
Granted
Aug 27, 2024
Kind
B2
Abstract

In an aspect, a communications device (e.g., UE, BS, LMF component, etc.) determines information related to a first positioning reference signal (PRS) configuration (e.g., UL-PRS configuration such as SRS-P, or DL-PRS configuration) associated with a user equipment (UE), determines information related to a first discontinuous reception (DRX) configuration associated with the UE, determines that a first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to a DRX limitation condition, and perform an action in response to the determination that the first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to the DRX limitation condition.

Claims (148)

1. A method of operating a communications device, comprising:

determining information related to a first positioning reference signal (PRS) configuration associated with a user equipment (UE);

determining information related to a first discontinuous reception (DRX) configuration associated with the UE;

determining that a first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to a DRX limitation condition; and

performing an action in response to the determination that the first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to the DRX limitation condition.

2. The method of claim 1 ,

wherein the first PRS configuration is associated with downlink PRS (DL-PRS) and the first PRS operation requirement corresponds to a PRS measurement requirement of the UE, or

wherein the first PRS configuration is associated with uplink PRS and the first PRS operation requirement corresponds to a PRS transmission requirement of the UE.

3. The method of claim 1 ,

wherein the determination of the information related to the first PRS configuration comprises determination of the first PRS configuration, and

wherein the determination of the information related to the first DRX configuration comprises determination of the first DRX configuration.

4. The method of claim 1 , wherein the determination of the information related to the first PRS configuration and the determination of the information related to the first DRX configuration comprises receiving an indication of the DRX limitation condition or a recommendation of a second PRS configuration associated with a second PRS operation requirement.

5. The method of claim 4 , wherein the indication of the DRX limitation condition specifies a number of PRS measurements or transmissions available per PRS occasion.

6. The method of claim 1 , wherein the action comprises:

transmitting, to a location management function (LMF) component, a report associated with the DRX limitation condition.

7. The method of claim 6 , wherein the communications device corresponds to the UE or a base station.

8. The method of claim 6 , wherein the report comprises:

the first DRX configuration,

a first set of pruning rules that relate to pruning of PRS measurements or transmissions during a DRX cycle of the first DRX configuration;

an indication of the DRX limitation condition,

a recommendation of a second PRS configuration associated with a second PRS operation requirement that is satisfied by the first DRX configuration and the first set of pruning rules, or

a combination thereof.

9. The method of claim 6 ,

wherein the report is transmitted in response to a request from the LMF component, or

wherein the report is transmitted in response to the determination that the first PRS operation requirement of the first PRS configuration is not satisfied due to the DRX limitation condition.

10. The method of claim 6 , wherein the report is transmitted via a Long Term Evolution Positioning Protocol (LPP).

11. The method of claim 1 ,

wherein the communications device corresponds to a location management function (LMF) component, further comprising:

receiving, from an external entity, a report associated with the DRX limitation condition.

12. The method of claim 11 , wherein the external entity corresponds to the UE or a base station.

13. The method of claim 11 , wherein the report comprises:

the first DRX configuration,

a first set of pruning rules that relate to pruning of PRS measurements or transmissions during a DRX cycle of the first DRX configuration;

an indication of the DRX limitation condition,

a recommendation of a second PRS configuration associated with a second PRS operation requirement that is satisfied by the first DRX configuration and the first set of pruning rules, or

a combination thereof.

14. The method of claim 11 , wherein the report is received in response to a request from the communications device.

15. The method of claim 11 , wherein the report is received via a Long Term Evolution Positioning Protocol (LPP).

16. The method of claim 11 , wherein the action comprises:

implementing a transition from the first PRS configuration to a second PRS configuration associated with a second PRS operation requirement that is satisfied by the first DRX configuration and a first set of pruning rules.

17. The method of claim 1 , wherein the action comprises:

transmitting, to a base station, a report associated with the DRX limitation condition.

18. The method of claim 17 , wherein the communications device corresponds to the UE or a location management function (LMF) component.

19. The method of claim 18 ,

wherein the communications device corresponds to the UE and the report is transmitted via L1, L2 or L3 signaling, or

wherein the communications device corresponds to the LMF component and the report is transmitted via backhaul signaling.

20. The method of claim 17 , wherein the report comprises:

the first PRS configuration,

an indication of the DRX limitation condition,

a recommendation of a second DRX configuration and/or a set of pruning rules that satisfy the first PRS operation requirement of the first PRS configuration, or

a combination thereof.

21. The method of claim 17 ,

wherein the report is transmitted in response to a request from the base station,

wherein the request from the base station is triggered by the UE,

wherein the report is transmitted in response to the determination that the first PRS operation requirement of the first PRS configuration is not satisfied due to the DRX limitation condition, or

a combination thereof.

22. The method of claim 1 ,

wherein the communications device corresponds to a base station, further comprising:

receiving, from an external entity, a report associated with the DRX limitation condition.

23. The method of claim 22 , wherein the external entity corresponds to the UE or a location management function (LMF) component.

24. The method of claim 22 , wherein the report comprises:

the first PRS configuration,

an indication of the DRX limitation condition,

a recommendation of a second DRX configuration and/or a set of pruning rules that satisfy the first PRS operation requirement of the first PRS configuration, or

a combination thereof.

25. The method of claim 22 ,

wherein the report is received in response to a request from the base station,

wherein the request from the base station is triggered by the UE, or

a combination thereof.

26. The method of claim 22 , wherein the action comprises:

implementing a transition from the first DRX configuration to a second DRX configuration that, in conjunction with a first set of pruning rules, satisfy the first PRS operation requirement of the first PRS configuration,

implementing a transition from the first set of pruning rules to a second set of pruning rules that that, in conjunction with the first DRX configuration or the second DRX configuration, satisfy the first PRS operation requirement of the first PRS configuration, or

a combination thereof.

27. The method of claim 22 , further comprising:

transmitting, by a serving base station of the UE to one or more neighboring base stations of the UE:

the first PRS configuration,

a set of pruning rules that relate to pruning of PRS measurements or transmissions during a DRX cycle of the first DRX configuration,

the first DRX configuration, or

a combination thereof.

28. A communications device, comprising:

a memory;

at least one transceiver; and

at least one processor communicatively coupled to the memory and the at least one transceiver, the at least one processor configured to:

determine information related to a first positioning reference signal (PRS) configuration associated with a user equipment (UE);

determine information related to a first discontinuous reception (DRX) configuration associated with the UE;

determine that a first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to a DRX limitation condition; and

perform an action in response to the determination that the first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to the DRX limitation condition.

29. The communications device of claim 28 ,

wherein the first PRS configuration is associated with downlink PRS (DL-PRS) and the first PRS operation requirement corresponds to a PRS measurement requirement of the UE, or

wherein the first PRS configuration is associated with uplink PRS and the first PRS operation requirement corresponds to a PRS transmission requirement of the UE.

30. The communications device of claim 28 ,

wherein the determination of the information related to the first PRS configuration comprises determination of the first PRS configuration, and

wherein the determination of the information related to the first DRX configuration comprises determination of the first DRX configuration.

31. The communications device of claim 28 , wherein the determination of the information related to the first PRS configuration and the determination of the information related to the first DRX configuration comprises receiving an indication of the DRX limitation condition or a recommendation of a second PRS configuration associated with a second PRS operation requirement.

32. The communications device of claim 28 , wherein the action comprises:

transmitting, via the at least one transceiver, to a location management function (LMF) component, a report associated with the DRX limitation condition.

33. The communications device of claim 28 ,

wherein the communications device corresponds to a location management function (LMF) component, further comprising:

receive, via the at least one transceiver, from an external entity, a report associated with the DRX limitation condition.

34. The communications device of claim 28 , wherein the action comprises:

transmitting, via the at least one transceiver, to a base station, a report associated with the DRX limitation condition.

35. The communications device of claim 28 ,

wherein the communications device corresponds to a base station, further comprising:

receive, via the at least one transceiver, from an external entity, a report associated with the DRX limitation condition.

36. A communications device, comprising:

means for determining information related to a first positioning reference signal (PRS) configuration associated with a user equipment (UE);

means for determining information related to a first discontinuous reception (DRX) configuration associated with the UE;

means for determining that a first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to a DRX limitation condition; and

means for performing an action in response to the determination that the first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to the DRX limitation condition.

37. The communications device of claim 36 ,

wherein the first PRS configuration is associated with downlink PRS (DL-PRS) and the first PRS operation requirement corresponds to a PRS measurement requirement of the UE, or

wherein the first PRS configuration is associated with uplink PRS and the first PRS operation requirement corresponds to a PRS transmission requirement of the UE.

38. The communications device of claim 36 ,

wherein the determination of the information related to the first PRS configuration comprises determination of the first PRS configuration, and

wherein the determination of the information related to the first DRX configuration comprises determination of the first DRX configuration.

39. The communications device of claim 36 , wherein the determination of the information related to the first PRS configuration and the determination of the information related to the first DRX configuration comprises receiving an indication of the DRX limitation condition or a recommendation of a second PRS configuration associated with a second PRS operation requirement.

40. The communications device of claim 36 , wherein the action comprises:

transmitting, to a location management function (LMF) component, a report associated with the DRX limitation condition.

41. The communications device of claim 36 ,

wherein the communications device corresponds to a location management function (LMF) component, further comprising:

means for receiving, from an external entity, a report associated with the DRX limitation condition.

42. The communications device of claim 36 , wherein the action comprises:

transmitting, to a base station, a report associated with the DRX limitation condition.

43. The communications device of claim 36 ,

wherein the communications device corresponds to a base station, further comprising:

means for receiving, from an external entity, a report associated with the DRX limitation condition.

44. A non-transitory computer-readable medium storing computer-executable instructions that, when executed by a communications device, cause the communications device to:

determine information related to a first positioning reference signal (PRS) configuration associated with a user equipment (UE);

determine information related to a first discontinuous reception (DRX) configuration associated with the UE;

determine that a first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to a DRX limitation condition; and

perform an action in response to the determination that the first PRS operation requirement of the first PRS configuration is not satisfied by the first DRX configuration due to the DRX limitation condition.

45. The non-transitory computer-readable medium of claim 44 ,

wherein the first PRS configuration is associated with downlink PRS (DL-PRS) and the first PRS operation requirement corresponds to a PRS measurement requirement of the UE, or

wherein the first PRS configuration is associated with uplink PRS and the first PRS operation requirement corresponds to a PRS transmission requirement of the UE.

46. The non-transitory computer-readable medium of claim 44 ,

wherein the determination of the information related to the first PRS configuration comprises determination of the first PRS configuration, and

wherein the determination of the information related to the first DRX configuration comprises determination of the first DRX configuration.

47. The non-transitory computer-readable medium of claim 44 , wherein the determination of the information related to the first PRS configuration and the determination of the information related to the first DRX configuration comprises receiving an indication of the DRX limitation condition or a recommendation of a second PRS configuration associated with a second PRS operation requirement.

48. The non-transitory computer-readable medium of claim 44 , wherein the action comprises:

transmitting, to a location management function (LMF) component, a report associated with the DRX limitation condition.

49. The non-transitory computer-readable medium of claim 44 ,

wherein the communications device corresponds to a location management function (LMF) component, further comprising:

receive, from an external entity, a report associated with the DRX limitation condition.

50. The non-transitory computer-readable medium of claim 44 , wherein the action comprises:

transmitting, to a base station, a report associated with the DRX limitation condition.

51. The non-transitory computer-readable medium of claim 44 ,

wherein the communications device corresponds to a base station, further comprising:

receive, from an external entity, a report associated with the DRX limitation condition.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 23, 2021
From: BAO, JINGCHAO; AKKARAKARAN, SONY; LUO, TAO; MONTOJO, JUAN; MANOLAKOS, ALEXANDROS
To: QUALCOMM INCORPORATED
Reel/Frame 057572/0835 →
Continuity (2)
Provisional Application 63067848 · Aug 19, 2020
Related Publication 20220061122A1 · Feb 24, 2022
Cited By (1)
US 12,672,202