Capability exchange method and apparatus, and exchange triggering method and apparatus

1 . A method for capability exchange, performed by a base station, the method comprising:

exchanging, with a core network, capability information for solving a multi-card communication conflict problem in a terminal; and

receiving an interface setup failure signaling sent by the core network, wherein the interface setup failure signaling carries an interface setup failure reason that a capability of the core network to solve the multi-card communication conflict problem in the terminal is different from a capability of the base station to solve the multi-card communication conflict problem in the terminal;

wherein exchanging, with the core network, the capability information comprises:

sending first capability information to the core network, wherein the first capability information is configured to indicate the capability of the base station to solve the multi-card communication conflict problem in the terminal.

2 . The method of claim 1 , wherein the capability information indicates one of:

being capable of solving the multi-card communication conflict problem in the terminal, and being incapable of solving the multi-card communication conflict problem in the terminal.

3 . The method of claim 2 , wherein when the capability information indicates being capable of solving the multi-card communication conflict problem in the terminal,

the capability information further indicates at least one of: a way that the multi-card communication conflict problem in the terminal is able to be solved, or a type of the multi-card communication conflict problem in the terminal that is able to be solved.

4 . The method of claim 3 , wherein the way comprises at least one of:

changing a user equipment identity of a subscriber identity module (SIM) card, providing an offset corresponding to the user equipment identity of the SIM card, changing an algorithm for determining a paging occasion based on the user equipment identity of the SIM card, providing a paging reason, and allowing the SIM card to be temporarily disconnected; and

wherein the type comprises at least one of:

a conflict between monitoring a paging message by a first SIM card and monitoring a paging message by a second SIM card in the terminal;

a conflict between a communication operation of the first SIM card and monitoring the paging message by the second SIM card in the terminal;

a conflict between the communication operation of the first SIM card and a response of the second SIM card to the paging message in the terminal;

a conflict between the communication operation of the first SIM card and measuring a signal by the second SIM card in the terminal;

a conflict between the communication operation of the first SIM card and receiving system information by the second SIM card in the terminal; and

a conflict between the communication operation of the first SIM card and updating a tracking area by the second SIM card in the terminal.

5 . The method of claim 1 , wherein exchanging, with the core network, the capability information for solving the multi-card communication conflict problem in the terminal, comprises:

in response to setting up an interface with the core network, exchanging, with the core network, the capability information for solving the multi-card communication conflict problem in the terminal.

6 . The method of claim 5 ,

wherein the first capability information is carried in an interface setup request signaling;

wherein the first capability information is further configured to indicate capabilities of other base stations connected to the base station to solve the multi-card communication conflict problem in the terminal.

7 . The method of claim 6 , further comprising:

in response to an update of the first capability information, sending updated first capability information to the core network via the interface with the core network.

8 . The method of claim 5 , wherein exchanging, with the core network, the capability information for solving the multi-card communication conflict problem in the terminal, comprises:

receiving second capability information sent by the core network, wherein the second capability information is configured to indicate a capability of the core network to solve the multi-card communication conflict problem in the terminal;

wherein the second capability information is carried in an interface setup response signaling;

wherein the method further comprises: receiving updated second capability information sent by the core network via the interface with the core network.

9 . A communication device, comprising:

a processor;

a memory for storing instructions executable by the processor;

wherein the processor is configured to implement the method for capability exchange according to claim 1 .

10 . A method for capability exchange, performed by a core network, the method comprising:

exchanging, with a base station, capability information for solving a multi-card communication conflict problem in a terminal; and

in response to a capability of the core network to solve the multi-card communication conflict problem in the terminal being different from a capability of the base station to solve the multi-card communication conflict problem in the terminal, sending an interface setup failure signaling to the base station;

wherein exchanging, with the base station, the capability information comprises: receiving first capability information sent by the base station, wherein the first capability information is configured to indicate the capability of the base station to solve the multi-card communication conflict problem in the terminal.

11 . The method of claim 10 , wherein the capability information indicates one of:

being capable of solving the multi-card communication conflict problem in the terminal, and being incapable of solving the multi-card communication conflict problem in the terminal.

12 . The method of claim 11 , wherein when the capability information indicates being capable of solving the multi-card communication conflict problem in the terminal,

the capability information further indicates at least one of: a way that the multi-card communication conflict problem in the terminal is able to be solved, or a type of the multi-card communication conflict problem in the terminal that is able to be solved.

13 . The method of claim 12 , wherein the way comprises at least one of:

changing a user equipment identity of a subscriber identity module (SIM) card, providing an offset corresponding to the user equipment identity of the SIM card, changing an algorithm for determining a paging occasion based on the user equipment identity of the SIM card, providing a paging reason, and allowing the SIM card to be temporarily disconnected; and

wherein the type comprises at least one of:

a conflict between monitoring a paging message by a first SIM card and monitoring a paging message by a second SIM card in the terminal;

a conflict between a communication operation of the first SIM card and monitoring the paging message by the second SIM card in the terminal;

a conflict between the communication operation of the first SIM card and a response of the second SIM card to the paging message in the terminal;

a conflict between the communication operation of the first SIM card and measuring a signal by the second SIM card in the terminal;

a conflict between the communication operation of the first SIM card and receiving system information by the second SIM card in the terminal; and

a conflict between the communication operation of the first SIM card and updating a tracking area by the second SIM card in the terminal.

14 . The method of claim 10 , wherein exchanging, with the base station, the capability information for solving the multi-card communication conflict problem in the terminal, comprises:

in response to setting up an interface with the base station, exchanging, with the base station, the capability information for solving the multi-card communication conflict problem in the terminal.

15 . The method of claim 14 ,

wherein the first capability information is carried in an interface setup request signaling;

wherein the first capability information is further configured to indicate capabilities of other base stations connected to the base station to solve the multi-card communication conflict problem in the terminal.

16 . The method of claim 14 , wherein exchanging, with the base station, the capability information for solving the multi-card communication conflict problem in the terminal, comprises:

sending second capability information to the base station, wherein the second capability information is configured to indicate a capability of the core network to solve the multi-card communication conflict problem in the terminal;

wherein the second capability information is carried in an interface setup response signaling;

wherein the method further comprises: in response to an update of the second capability information, sending updated second capability information to the base station via the interface with the base station.

17 . A communication device, comprising:

a processor;

a memory for storing instructions executable by the processor;

wherein the processor is configured to implement the method for capability exchange according to claim 10 .

18 . A method for exchange triggering, performed by a terminal, the method comprising:

in response to there being a multi-card communication conflict, sending a multi-card communication conflict problem to at least one of a base station or a core network, so as to trigger that capability information of the base station for solving the multi-card communication conflict is exchanged with the core network, or capability information of the core network for solving the multi-card communication conflict is exchanged with the base station;

wherein an interface setup failure signaling is sent from the core network to the base station, and the interface setup failure signaling carries an interface setup failure reason that a capability of the core network to solve the multi-card communication conflict problem in the terminal is different from a capability of the base station to solve the multi-card communication conflict problem in the terminal;

wherein first capability information is sent from the base station to the core network, and the first capability information is configured to indicate the capability of the base station to solve the multi-card communication conflict problem in the terminal.

19 . A communication device, comprising:

a processor;

a memory for storing instructions executable by the processor;

wherein the processor is configured to implement the method for exchange triggering according to claim 18 .