Granted Patent B2

US 12,557,008 · App. 18/041,456 · Granted Feb 17, 2026

Inventor: Cheng Wang (Shenzhen, CN)

Assignee: ZTE CORPORATION

H04W48/18H04W24/08H04W36/16

Abstract

Claims (75)

1 . A card-transfer slice switching method, comprising:

acquiring a card-transfer slice switching signal;

obtaining a switchable slice according to the card-transfer slice switching signal, an application network usage status of a current card and a preset slice database, wherein the application network usage status comprises a slice-preserved application network usage status indicating that an application needs to be provided with a slice service after the current card is switched to a target card and a slice-unpreserved application network usage status indicating that the application does not need to be provided with the slice service after the current card is switched to the target card, wherein the slice database comprises matching information between the application network usage status and the switchable slice of the target card to be transferred to; and

performing card-transfer slice switching according to the switchable slice.

2 . The card-transfer slice switching method of claim 1 , further comprising:

monitoring and comparing a network quality of the current card and a network quality of the target card to be transferred to; and

in response to the target card to be transferred to having a better network quality than the current card, outputting the card-transfer slice switching signal.

3 . The card-transfer slice switching method of claim 2 , wherein the network quality comprises at least one of a reference signal received power, a reference signal received quality, a signal-to-noise ratio, a bandwidth, a network type and a network congestion.

4 . The card-transfer slice switching method of claim 1 , wherein the slice database comprises:

a switchable slice database, comprising matching information between slices with a same traffic descriptor in the current card and the target card to be transferred to; and/or,

a replaceable slice database, comprising matching information between slices with matched replacement parameters in the current card and the target card to be transferred to.

5 . The card-transfer slice switching method of claim 4 , wherein the replacement parameter comprises at least one of a Quality of Service (QoS) parameter, a bandwidth parameter and a latency parameter.

6 . The card-transfer slice switching method of claim 4 , further comprising:

acquiring a slice change signal; and

updating the switchable slice database and/or the replaceable slice database according to the slice change signal.

7 . The card-transfer slice switching method of claim 4 , wherein

obtaining a switchable slice according to the card-transfer slice switching signal, an application network usage status of a current card and a preset slice database comprises:

acquiring an application operation status of an application, wherein the application operation status comprises at least one of a foreground/background status, a traffic status, a thread category in active status, and a frequency of use;

determining, according to the application operation status of the application, that the application network usage status is the slice-preserved application network usage status; and

obtaining the switchable slice according to the slice-preserved application network usage status and the slice database.

8 . The card-transfer slice switching method of claim 7 , wherein determining, according to the application operation status of the application, that the application network usage status is the slice-preserved application network usage status comprises:

in response to the foreground/background status of the application indicating a foreground application, determining that the application network usage status is the slice-preserved application network usage status; and

in response to the foreground/background status of the application indicating a background application, determining, according to the traffic status and/or the thread category in active status and/or the frequency of use, that the application network usage status is the slice-preserved application network usage status.

9 . The card-transfer slice switching method of claim 8 , wherein determining, according to the traffic status and/or the thread category in active status and/or the frequency of use, that the application network usage status is the slice-preserved application network usage status comprises:

in response to the traffic status of the background application being that the traffic generated in a unit time exceeds a preset traffic threshold, determining that the application network usage status is the slice-preserved application network usage status; and/or,

in response to the thread category in active status of the background application being an essential operation scenario, determining that the application network usage status is the slice-preserved application network usage status; and/or,

in response to the frequency of use of the background application exceeding a preset frequency threshold, determining that the application network usage status is the slice-preserved application network usage status.

10 . The card-transfer slice switching method of claim 7 , wherein the slice database comprises a switchable slice database, and obtaining the switchable slice according to the slice-preserved application network usage status and the slice database comprises:

detecting a slice usage behavior of an application of the current card;

determining, according to the slice usage behavior of the application, that the slice-preserved application network usage status is a specific slice application network usage status;

acquiring a specific slice according to the specific slice application network usage status; and

performing a query in the switchable slice database according to the specific slice to acquire a slice matched with the specific slice in the switchable slice database, so as to obtain the switchable slice.

11 . The card-transfer slice switching method of claim 10 , wherein the slice database comprises a replaceable slice database, and obtaining the switchable slice according to the slice-preserved application network usage status and the slice database comprises:

detecting the slice usage behavior of an application of the current card;

determining, according to the slice usage behavior of the application, that the slice-preserved application network usage status is a default slice application network usage status;

acquiring a default slice according to the default slice application network usage status; and

performing a query in the replaceable slice database according to the default slice to acquire a slice matched with the default slice in the replaceable slice database, so as to obtain the switchable slice.

12 . The card-transfer slice switching method of claim 1 , wherein obtaining a switchable slice according to the card-transfer slice switching signal, an application network usage status of a current card and a preset slice database comprises:

in response to an absence of the switchable slice in the slice database,

updating the slice database to obtain a secondary slice database; and

obtaining the switchable slice according to the application network usage status of the current card and the secondary slice database.

13 . The card-transfer slice switching method of claim 12 , wherein performing card-transfer slice switching according to the switchable slice comprises:

in response to an absence of the switchable slice in the secondary slice database,

outputting a card-transfer switching prompt signal;

receiving an operation instruction; and

performing card-transfer slice switching according to the operation instruction.

14 . An electronic device, comprising: a memory, a processor, and a computer program stored on the memory and executable by the processor which, when executed by the processor, causes the processor to perform a card-transfer slice switching method comprising:

acquiring a card-transfer slice switching signal;

obtaining a switchable slice according to the card-transfer slice switching signal, an application network usage status of a current card and a preset slice database, wherein the application network usage status comprises a slice-preserved application network usage status indicating that an application needs to be provided with a slice service after the current card is switched to a target card and a slice-unpreserved application network usage status indicating that the application does not need to be provided with the slice service after the current card is switched to the target card, wherein the slice database comprises matching information between the application network usage status and the switchable slice of the target card to be transferred to; and

performing card-transfer slice switching according to the switchable slice.

15 . A non-transitory computer-readable storage medium, storing a computer-executable instruction which, when executed by a processor, causes the processor to perform a card-transfer slice switching method comprising:

acquiring a card-transfer slice switching signal;

obtaining a switchable slice according to the card-transfer slice switching signal, an application network usage status of a current card and a preset slice database, wherein the application network usage status comprises a slice-preserved application network usage status indicating that an application needs to be provided with a slice service after the current card is switched to a target card and a slice-unpreserved application network usage status indicating that the application does not need to be provided with the slice service after the current card is switched to the target card, wherein the slice database comprises matching information between the application network usage status and the switchable slice of the target card to be transferred to; and

performing card-transfer slice switching according to the switchable slice.

16 . The non-transitory computer-readable storage medium of claim 15 , wherein the slice database comprises:

a switchable slice database, comprising matching information between slices with a same traffic descriptor in the current card and the target card to be transferred to;

and/or,

a replaceable slice database, comprising matching information between slices with matched replacement parameters in the current card and the target card to be transferred to.

17 . The non-transitory computer-readable storage medium of claim 16 , wherein

obtaining a switchable slice according to the card-transfer slice switching signal, an application network usage status of a current card and a preset slice database comprises:

acquiring an application operation status of an application, wherein the application operation status comprises at least one of a foreground/background status, a traffic status, a thread category in active status, and a frequency of use;

determining, according to the application operation status of the application, that the application network usage status is the slice-preserved application network usage status; and

obtaining the switchable slice according to the slice-preserved application network usage status and the slice database.

18 . The non-transitory computer-readable storage medium of claim 17 , wherein determining, according to the application operation status of the application, that the application network usage status is the slice-preserved application network usage status comprises:

in response to the foreground/background status of the application indicating a foreground application, determining that the application network usage status is the slice-preserved application network usage status; and

in response to the foreground/background status of the application indicating a background application, determining, according to the traffic status and/or the thread category in active status and/or the frequency of use, that the application network usage status is the slice-preserved application network usage status.

19 . The non-transitory computer-readable storage medium of claim 18 , wherein determining, according to the traffic status and/or the thread category in active status and/or the frequency of use, that the application network usage status is the slice-preserved application network usage status comprises:

in response to the traffic status of the background application being that the traffic generated in a unit time exceeds a preset traffic threshold, determining that the application network usage status is the slice-preserved application network usage status;

and/or, in response to the thread category in active status of the background application being an essential operation scenario, determining that the application network usage status is the slice-preserved application network usage status;

and/or, in response to the frequency of use of the background application exceeding a preset frequency threshold, determining that the application network usage status is the slice-preserved application network usage status.

20 . The non-transitory computer-readable storage medium of claim 17 , wherein the slice database comprises a switchable slice database, and obtaining the switchable slice according to the slice-preserved application network usage status and the slice database comprises:

detecting a slice usage behavior of an application of the current card;

determining, according to the slice usage behavior of the application, that the slice-preserved application network usage status is a specific slice application network usage status;

acquiring a specific slice according to the specific slice application network usage status; and

performing a query in the switchable slice database according to the specific slice to acquire a slice matched with the specific slice in the switchable slice database, so as to obtain the switchable slice.

Assignments (1)

Priority Claims (1)

Continuity (1)

References Cited (29)