Abstract: A method and an apparatus for modifying a charging mode, a mobile terminal and a network side device are provided in the present disclosure. The method includes: transmitting a signaling message containing information of modifying roles of current calling and called parties or modifying a charging mode to a network side, after receiving a signaling message containing calling information; and receiving a signaling message transmitted by the network side that contains information that the roles of the current calling and called parties are modified, or the charging mode is modified. In the present disclosure, calling and called parties can be modified in real time through network, which is convenient to operate, and can save network signaling overhead and can avoid a current call being interrupted by the network side due to insufficient tariffs of a current calling party.

Abstract: User terminal, and method and device for providing mobile communication service are provided. The method includes: a first subscriber card providing service through a first network, and a second subscriber card providing service through a second network; detecting that the first network currently supports providing a first type of service for a plurality of subscriber cards at the same time; notifying other subscriber card except the first subscriber card to allow the other subscriber card to provide the first type of service through the first network; detecting that the second subscriber card needs to provide the first type of service; and if performance of the second subscriber card providing the first type of service through the first network is better than performance of providing the first type of service through the second network, controlling the second subscriber card to provide the first type of service through the first network.

Abstract: Multi-party call method and device for a multi-channel terminal are provided. The method includes: receiving downlink service data corresponding to at least two remote subscribers through at least two service channels, respectively; and for each of the at least two remote subscribers, a local terminal mixing downlink service data corresponding to other remote subscriber among the at least two remote subscribers which excludes the remote subscriber into uplink service data transmitted by a current subscriber, and transmitting to the remote subscriber the mixed uplink service data of the current subscriber through a service channel corresponding to the remote subscriber, wherein the at least two service channels are set up based on different wireless networks. The method and device may improve flexibility of setting up a multi-party call.

Abstract: Incoming call responding method and device for a multi-channel terminal are provided. The method includes receiving a service request associated with a current subscriber identity card, and the service request comprises a called service request to a current subscriber which is identified by the current subscriber identity card, and in response to the service request, setting up a first service channel for making a call and playing a predetermined multimedia file based on an instruction of the current subscriber, and the first service channel is set up based on the current subscriber identity card. Further, the terminal may play the predetermined multimedia file to a remote terminal of the service request directly based on the first service channel, so as to make a personalized response to the service request, which may greatly improve operation experience of two subscribers of the call.

Abstract: Call transferring method and device for a multi-channel terminal are provided. The method includes: receiving an incoming call request from a first remote subscriber and setting up a call with the first remote subscriber based on a first service channel; and connecting the first service channel with a second service channel to forward service data of the first remote subscriber to a second remote subscriber and forward service data of the second remote subscriber to the first remote subscriber through the first and second service channels, wherein the first and second service channels are set up based on a current subscriber identity card. The method and device may improve flexibility of call transferring.

Abstract: A method and device for processing services of a multi-channel terminal are provided. The method includes: receiving a service request corresponding to a current subscriber identity card, when the current subscriber identity card is using a first service channel to communicate; establishing a second service channel to communicate, to respond to the service request, wherein the first service channel and the second service channel are both established based on the current subscriber identity card. By the method, the user's demand for implementing two or more routes of communication at the same time can be satisfied, and the user's experience is optimized greatly.

Abstract: Incoming call recording method and device for a multi-channel terminal are provided. The method includes: receiving a service request associated with a current subscriber identity card, and the service request comprises a called service request to a current subscriber which is identified by the current subscriber identity card; and in response to the service request, setting up a first service channel for making a call and starting recording based on an instruction of the current subscriber, and the first service channel is set up based on the current subscriber identity card. Service data transmitted by a remote terminal of the service request may be recorded based on the first service channel, so that a subscriber can know a missed incoming call when the subscriber is inconvenient to listen to the incoming call, which may greatly improve user experience.

Abstract: Multi-card mobile terminal, and service switching method and device thereof are provided. The method includes: when network mode switch is performed, switching a data transmission channel in a current network mode which performs multi-card service into a data transmission channel in a target network mode; updating a mapping relation between service identification of a corresponding subscriber identity card and the data transmission channel in the current network mode into a mapping relation between the service identification of the corresponding subscriber identity card and the data transmission channel in the target network mode; and performing multi-card service based on the mapping relation between the service identification of the corresponding subscriber identity card and the data transmission channel in the target network mode. For a multi-card mobile terminal which uses a same data transmission channel to perform multi-card service, the multi-card service may be continued when a network mode changes.

Abstract: A multi-card user equipment, and service processing method and device thereof are provided. The method includes, when receiving a service request, detecting whether a data transmission channel has been established with a network, wherein a number of the established data transmission channels is less than a number of the subscriber identity cards in the multi-card user equipment; and processing a service corresponding to the service request by using the established data transmission channel. With the method, multiple cards can be provided service at the same time, while hardware cost and complexity is decreased and wireless transmission resources is saved.

Abstract: A multi-card user equipment and a method for processing its service are provided. The method includes, when receiving service request corresponding to a first subscriber identity card, implementing data transmission channel between user equipments and a network which is corresponding to the first subscriber identity card to process the service request; the data transmission channel corresponding to at least two of the subscriber identity cards shares a common wireless connection. With the method, providing services for multiple cards at the same time can be available, meanwhile hardware cost and complexity is decreased, and wireless transmission resources is saved.

Abstract: A method for searching network at startup, a Communication Processor (CP) and a terminal equipment are provided. The method includes: after the CP is powered on and initialized, determining characteristic information of networks supported by the CP; searching for available networks according to the network characteristic information, and obtaining available network information; and obtaining a network searching instruction transmitted from an Application Processor (AP), and determining a network searching result according to the available network information. The method reduces the time for searching network at startup.

Abstract: A method of optimizing transactions involving Call Independent Supplementary Service (CISS) data on a Long Term Evolution (LTE) device may include receiving an indication that the CISS data should be transmitted between the device and a core network. The method may also include determining whether the device is standing by in a packet-switched LTE network or standing by in a 3G/2G network. In response to a determination that the device is standing by in the packet-switched LTE network, the method may additionally include packaging the CISS data in a control layer message and sending the control layer message between the core network and the device in the packet-switched LTE network. In response to a determination that the device is standing by in the circuit-switched 3G/2G network, the method may further include sending the CISS data between the core network and the device in the circuit-switched 3G/2G network.

Abstract: A method for searching network at startup, a Communication Processor (CP) and a terminal equipment are provided. The method includes: after the CP is powered on and initialized, determining characteristic information of networks supported by the CP; searching for available networks according to the network characteristic information, and obtaining available network information; and obtaining a network searching instruction transmitted from an Application Processor (AP), and determining a network searching result according to the available network information. The method reduces the time for searching network at startup.

Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that, when instantiated by the mobile terminal, implements connection of the mobile terminal to a Long Term Evolution network based on measured signal strength of at least one Long Term Evolution network access point.

Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that when instantiated by the mobile terminal implements connection of the mobile terminal to a Long Term Evolution network based on a ranking of measured Long Term Evolution network access points.

Abstract: A service processing method, a baseband processor chip and a terminal are disclosed in embodiments of this invention, wherein the service processing method comprises: in response to a need for processing a CS domain service by a terminal, identifying whether PS domain data that is being received/transmitted in a PS domain service currently processed by the terminal is critical data for maintaining the QoS level of the PS domain service; in response to that the PS domain data being received/transmitted is not critical data, suspending the processing of the PS domain service and processing the CS domain service. The embodiment of this invention enables a terminal of Class B to process a CS domain service during the process of receiving/transmitting PS domain data.

Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that when instantiated by the mobile terminal implements connection of the mobile terminal to a Long Term Evolution network based on a ranking of measured Long Term Evolution network access points.

Abstract: A supplementary service implementation method, a Long Term Evolution (LTE) network system and a mobile terminal are provided. The method may include: receiving an Uplink NAS Transport message from a mobile terminal; analyzing the Uplink NAS Transport message; and performing a supplementary service if an SS message is determined to be contained in the Uplink NAS Transport message based on a NAS message container of the Uplink NAS Transport message. The method in the present disclosure can solve problems that an LTE terminal can not directly provide CISS when it is in an LTE network, or it has to fall back to a circuit-switched 3G/2G network so as to support CISS. Therefore, the method can reduce overheads introduced by network switching, and improve performances of LTE networks and LTE mobile terminals.

Abstract: Systems and methods for generating a Long Term Evolution network return procedure. A mobile terminal may generate, in absence of redirection instruction from a circuit-switched network, a Long Term Evolution network return procedure that, when instantiated by the mobile terminal, implements connection of the mobile terminal to a Long Term Evolution network based on measured signal strength of at least one Long Term Evolution network access point.

Abstract: A supplementary service implementation method, a Long Term Evolution (LTE) network system and a mobile terminal are provided. The method may include: receiving an Uplink NAS Transport message from a mobile terminal; analyzing the Uplink NAS Transport message; and performing a supplementary service if an SS message is determined to be contained in the Uplink NAS Transport message based on a NAS message container of the Uplink NAS Transport message. The method in the present disclosure can solve problems that an LTE terminal can not directly provide CISS when it is in an LTE network, or it has to fall back to a circuit-switched 3G/2G network so as to support CISS. Therefore, the method can reduce overheads introduced by network switching, and improve performances of LTE networks and LTE mobile terminals.