IP Library Granted Patent US 11,849,421
Granted Patent B2
US 11,849,421 · App. 17/554,507 · Granted Dec 19, 2023

Methods to avoid sounding reference signal suspension due to multi-subscriber paging occasion collision

Inventors: Priyangshu Ghosh (Hyderabad, IN); Akash Srivastava (Hyderabad, IN); Rajeev Kumar (Bangalore, IN)
Assignee: QUALCOMM Incorporated
H04W60/02H04L5/0051H04W68/02
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Quick Facts
Patent No.
US 11,849,421
App. No.
17/554,507
Granted
Dec 19, 2023
Kind
B2
Abstract

Methods, systems, and devices for wireless communications are described. Some user equipment (UE) may be equipped with multiple subscriber identity modules (SIMs). A multi-SIM UE may receive a control message at a first SIM which indicates a set of sounding reference signal (SRS) resources for receiving SRS according to a first periodicity. The UE may also receive a registration message at a second SIM which includes a first parameter indicating a first set of paging occasions for receiving paging messages in accordance with a second periodicity. The UE may identify a collision in time between the one or more SRS resources and paging resources, and may transmit a registration request message to a base station. The UE may then receive a second registration message which includes a second parameter for calculating a second set of paging occasions that have a third periodicity that are non-overlapping with the SRS resources.

Claims (69)

1. A method for wireless communication at a user equipment (UE), comprising:

receiving, by a first subscriber identity module of the UE, a control message indicating a set of sounding reference signal resources for one or more sounding reference signals in accordance with a first periodicity;

receiving, at a second subscriber identity module of the UE, a registration message comprising a first parameter that indicates a first set of paging occasions for one or more paging messages in accordance with a second periodicity;

transmitting, in accordance with a registration request messaging threshold, a quantity of registration request messages based at least in part on a collision in time between a sounding reference signal resource of the set of sounding reference signal resources and a paging occasion of the first set of paging occasions, wherein the quantity of registration request messages satisfies the registration request messaging threshold; and

receiving a second registration message in response to the quantity of registration request messages, the second registration message comprising a second parameter that indicates a second set of paging occasions for the one or more paging messages in accordance with a third periodicity.

2. The method of claim 1 , wherein the first parameter comprises a first temporary mobile subscriber identity and the second parameter comprises a second temporary mobile subscriber identity, the method further comprising:

determining the first set of paging occasions and the second set of paging occasions for the one or more paging messages based at least in part on the respective first and second temporary mobile subscriber identities; and

determining the third periodicity based at least in part on the second temporary mobile subscriber identity associated with the second set of paging occasions.

3. The method of claim 2 , wherein the first temporary mobile subscriber identity and the second temporary mobile subscriber identity indicate one or more paging offset values associated with the first set of paging occasions and the second set of paging occasions.

4. The method of claim 1 , further comprising:

receiving the one or more sounding reference signals over the set of sounding reference signal resources in accordance with the first periodicity; and

receiving the one or more paging messages in accordance with the third periodicity, wherein the one or more paging messages are non-colliding with the received one or more sounding reference signals.

5. The method of claim 1 , wherein at least one registration request message of the quantity of registration request messages is a type two registration request message indicating an update to an existing registration of the second subscriber identity module.

6. The method of claim 1 , further comprising:

determining a threshold number of registration request messages for transmission over a time interval in accordance with the registration request messaging threshold; and

transmitting a set of registration request messages during the time interval based at least in part on the collision, wherein the quantity of registration request messages is less than or equal to the threshold number of registration request messages.

7. The method of claim 1 , wherein the second registration message comprises a registration accept message.

8. The method of claim 1 , wherein the first subscriber identity module comprises a dedicated data subscription of the UE, and the second subscriber identity module comprises a non-dedicated data subscription service of the UE.

9. The method of claim 1 , wherein the first subscriber identity module corresponds to a connected state of the UE, and the second subscriber identity module corresponds to an idle state of the UE.

10. An apparatus for wireless communication at a user equipment (UE), comprising:

a processor;

memory coupled with the processor; and

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

receive, by a first subscriber identity module of the UE, a control message indicating a set of sounding reference signal resources for one or more sounding reference signals in accordance with a first periodicity;

receive, at a second subscriber identity module of the UE, a registration message comprising a first parameter that indicates a first set of paging occasions for one or more paging messages in accordance with a second periodicity;

transmit, in accordance with a registration request messaging threshold, a quantity of registration request messages based at least in part on a collision in time between a sounding reference signal resource of the set of sounding reference signal resources and a paging occasion of the first set of paging occasions, wherein the quantity of registration request messages satisfies the registration request messaging threshold; and

receive a second registration message in response to the quantity of registration request messages, the second registration message comprising a second parameter that indicates a second set of paging occasions for the one or more paging messages in accordance with a third periodicity.

11. The apparatus of claim 10 , wherein the first parameter comprises a first temporary mobile subscriber identity and the second parameter comprises a second temporary mobile subscriber identity, and the instructions are further executable by the processor to cause the apparatus to:

determine the first set of paging occasions and the second set of paging occasions for the one or more paging messages based at least in part on the respective first and second temporary mobile subscriber identities; and

determine the third periodicity based at least in part on the second temporary mobile subscriber identity associated with the second set of paging occasions.

12. The apparatus of claim 11 , wherein the first temporary mobile subscriber identity and the second temporary mobile subscriber identity indicate one or more paging offset values associated with the first set of paging occasions and the second set of paging occasions.

13. The apparatus of claim 10 , wherein the instructions are further executable by the processor to cause the apparatus to:

receive the one or more sounding reference signals over the set of sounding reference signal resources in accordance with the first periodicity; and

receive the one or more paging messages in accordance with the third periodicity, wherein the one or more paging messages are non-colliding with the received one or more sounding reference signals.

14. The apparatus of claim 10 , wherein at least one registration request message of the quantity of registration request messages is a type two registration request message indicating an update to an existing registration of the second subscriber identity module.

15. The apparatus of claim 10 , wherein the instructions are further executable by the processor to cause the apparatus to:

determine a threshold number of registration request messages for transmission over a time interval in accordance with the registration request messaging threshold; and

transmit a set of registration request messages during the time interval based at least in part on the collision, wherein the quantity of registration request messages is less than or equal to the threshold number of registration request messages.

16. The apparatus of claim 10 , wherein the second registration message comprises a registration accept message.

17. The apparatus of claim 10 , wherein the first subscriber identity module comprises a dedicated data subscription of the UE, and the second subscriber identity module comprises a non-dedicated data subscription service of the UE.

18. The apparatus of claim 10 , wherein the first subscriber identity module corresponds to a connected state of the UE, and the second subscriber identity module corresponds to an idle state of the UE.

19. An apparatus for wireless communication at a user equipment (UE), comprising:

means for receiving, by a first subscriber identity module of the UE, a control message indicating a set of sounding reference signal resources for one or more sounding reference signals in accordance with a first periodicity;

means for receiving, at a second subscriber identity module of the UE, a registration message comprising a first parameter that indicates a first set of paging occasions for one or more paging messages in accordance with a second periodicity;

means for transmitting, in accordance with a registration request messaging threshold, a quantity of registration request messages based at least in part on a collision in time between a sounding reference signal resource of the set of sounding reference signal resources and a paging occasion of the first set of paging occasions, wherein the quantity of registration request messages satisfies the registration request messaging threshold; and

means for receiving a second registration message in response to the quantity of registration request messages, the second registration message comprising a second parameter that indicates a second set of paging occasions for the one or more paging messages in accordance with a third periodicity.

20. The apparatus of claim 19 , wherein the first parameter comprises a first temporary mobile subscriber identity and the second parameter comprises a second temporary mobile subscriber identity, the apparatus further comprising:

means for determining the first set of paging occasions and the second set of paging occasions for the one or more paging messages based at least in part on the respective first and second temporary mobile subscriber identities; and

means for determining the third periodicity based at least in part on the second temporary mobile subscriber identity associated with the second set of paging occasions.

21. The apparatus of claim 20 , wherein the first temporary mobile subscriber identity and the second temporary mobile subscriber identity indicate one or more paging offset values associated with the first set of paging occasions and the second set of paging occasions.

22. The apparatus of claim 19 , further comprising:

means for receiving the one or more sounding reference signals over the set of sounding reference signal resources in accordance with the first periodicity; and

means for receiving the one or more paging messages in accordance with the third periodicity, wherein the one or more paging messages are non-colliding with the received one or more sounding reference signals.

23. The apparatus of claim 19 , wherein at least one registration request message of the quantity of registration request messages is a type two registration request message indicating an update to an existing registration of the second subscriber identity module.

24. The apparatus of claim 19 , further comprising:

means for determining a threshold number of registration request messages for transmission over a time interval in accordance with the registration request messaging threshold; and

means for transmitting a set of registration request messages during the time interval based at least in part on the collision, wherein the quantity of registration request messages is less than or equal to the threshold number of registration request messages.

25. The apparatus of claim 19 , wherein the second registration message comprises a registration accept message.

26. The apparatus of claim 19 , wherein the first subscriber identity module comprises a dedicated data subscription of the UE, and the second subscriber identity module comprises a non-dedicated data subscription service of the UE.

27. The apparatus of claim 19 , wherein the first subscriber identity module corresponds to a connected state of the UE, and the second subscriber identity module corresponds to an idle state of the UE.

28. A non-transitory computer-readable medium storing code for wireless communication at a user equipment (UE), the code comprising instructions executable by a processor to cause the processor to perform a method comprising:

receiving, by a first subscriber identity module of the UE, a control message indicating a set of sounding reference signal resources for one or more sounding reference signals in accordance with a first periodicity;

receiving, at a second subscriber identity module of the UE, a registration message comprising a first parameter that indicates a first set of paging occasions for one or more paging messages in accordance with a second periodicity;

transmitting, transmitting, in accordance with a registration request messaging threshold, a quantity of registration request messages based at least in part on a collision in time between a sounding reference signal resource of the set of sounding reference signal resources and a paging occasion of the first set of paging occasions, wherein the quantity of registration request messages satisfies the registration request messaging threshold; and

receiving a second registration message in response to the quantity of registration request mess-age messages, the second registration message comprising a second parameter that indicates a second set of paging occasions for the one or more paging messages in accordance with a third periodicity.

29. The non-transitory computer-readable medium of claim 28 , wherein the first parameter comprises a first temporary mobile subscriber identity and the second parameter comprises a second temporary mobile subscriber identity, and the instructions are further executable by the processor to cause the processor to perform a method comprising:

determining the first set of paging occasions and the second set of paging occasions for the one or more paging messages based at least in part on the respective first and second temporary mobile subscriber identities; and

determining the third periodicity based at least in part on the second temporary mobile subscriber identity associated with the second set of paging occasions.

30. The non-transitory computer-readable medium of claim 29 , wherein the first temporary mobile subscriber identity and the second temporary mobile subscriber identity indicate one or more paging offset values associated with the first set of paging occasions and the second set of paging occasions.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 16, 2022
From: GHOSH, PRIYANGSHU; SRIVASTAVA, AKASH; KUMAR, RAJEEV
To: QUALCOMM INCORPORATED
Reel/Frame 059155/0033 →
Continuity (1)
Related Publication 20230199692A1 · Jun 22, 2023
Cited By (1)
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