39results about How to "Shorten call delay" patented technology

The embodiment of the invention provides a voice call processing method and device, a computer readable medium and electronic equipment. The voice call processing method includes the following steps:detecting whether a terminal receives a voice call request under the condition of turning off a communication module, and judging whether a first network which is preconfigured by the terminal and needs to be searched preferentially can process a voice service; in the case that the first network preferentially searched by the terminal cannot process the voice service, if detecting that the terminal receives the voice call request under the condition of turning off the communication module, turning on the communication module of the terminal, and controlling the terminal to search for a secondnetwork; and after the terminal searches for and resides in the second network, initiating a voice call based on the second network. According to the technical scheme of the embodiment of the invention, the phenomenon that the terminal needs to execute a plurality of network search processes in order to initiate the voice call can be avoided, the network search duration of the terminal can be shortened, the call delay can be effectively reduced, and particularly, the call delay of important services such as emergency calls can be reduced.

The present invention provides a method and device for obtaining the 2G measurement frequency point of CSFB fallback in the circuit domain, including: obtaining the relocation request signaling related to the 3G cell to be tested and the IU release signaling returned according to the relocation request signaling; Analyze and process the relocation request signaling and IU release signaling to obtain the first number of voice requests from the 3G cell to be tested to be switched to the 1st to N target 2G neighboring cells and the voice of the 3G cell to be tested to be successfully switched to the 1st to N The second count of the target 2G neighboring cell; transparently transmit the first count and the second count to the 4G base station co-located with the 3G base station of the 3G cell to be tested, and the 4G base station compares the first count and the second count according to the preset algorithm The processing is performed twice, and a preset number of measurement frequency points of target 2G neighboring cells are selected as the 2G measurement frequency points of CSFB according to the processing results. The invention ensures the validity and accuracy of 2G measurement frequency points, improves the success rate of CSFB and shortens the CSFB call delay.

The invention discloses a call proceeding method, system and device applied to a virtual private mobile network (VPMN). Through simplification of a call proceeding process in a VPMN in the prior art, call delay is reduced significantly. It is worth mentioning that although the method simplifies the call proceeding process in the prior art, through adoption of the simplified call proceeding process, a technical effect that call proceeding is successfully realized on the premise that the call is charged can still be ensured.

The embodiment of the invention provides a telephone response method and a terminal, and relates to the field of communication. The delay of the caller can be shortened, and the call rate of the called can be improved. The method comprises the following steps: the terminal sends an extended service request message to a mobile management network element, wherein the extended service request messageis used for indicating the terminal to fall back to a global mobile communication system (GSM) or an evolved universal terrestrial radio access network (UTRAN); when the terminal determines that themobile management network element receives the extended service request message, and the terminal does not receive a different system drop indication sent by a base station at the arrival of a presettime, the terminal determines that the different system drop indication sent by the base station cannot be received; and the terminal drops to the GSM/UTRAN to execute a circuit switching (CS) domaintelephone flow. The telephone response method provided by the embodiment of the invention is applied to the fast drop in CSFB.

The invention discloses a method and device for acquiring information of a 2G/3G location area under circuit switched fallback (CSFB). The method comprises the following steps: when an SCP requests the location information of the called UE from a called MSC, the called MSC sends a paging request to an MME; the MME indicates the called UE to fall back to a 2G/3G network, and the called UE sends the location information to the called MSC; the called MSC transparently transmits the location information of the called UE to the SCP, and the SCP stores the location information of the called UE and indicates a calling MSC to continue calling; the calling MSC continues calling to obtain the routing information and roaming numbers of the called UE; and the called MSC receives an incoming call request of the calling MSC, and then indicates the called UE to fall back to the 2G/3G network, and also sends the paging request to the MME to put through the call.

The method includes following steps: setting format of message to be sent; combining the messages of user-process reaching the transmitting time according to the format of message to be sent; transmitting the message combined according to the format of message to be sent. The invention combines multi messages reaching the transmitting time into one message to reduce the interaction of message between interfaces.

The invention discloses a calling processing method and an apparatus thereof. The method comprises the following steps: a mobile switch center receives a canceling position message and a sent paging message returns no corresponding response; the mobile switch center initiates a new calling flow to a visitor location mobile switch center of a called terminal corresponding to the paging message. In the invention, there is no need to reconstruct all MSCs (mobile switch centers) of a called terminal home network, network construction cost is saved, calling time delay is reduced, and technical defects such as high cost, prolongation of calling time delay and the like in the prior art are solved.

This invention discloses a kind of self-adapting matching signal connection method. Wireless switch-in network receives ''wireless resource control connection request''. According to the setting reason in the message, if it is ''wireless resource control connection setting accompany by service setting'', high speed special signal connection will be set. If it is ''wireless resource control connection setting not accompany by service setting'', common special signal connection or common communal signal connection will be set; then which signal connection is set is notified to the terminal; according to command instruction, terminal sets up signal connection and returns responding message to wireless switch-in network through the signal connection; non switch-in layer interaction and post-operation are carried out on the set signal connection.

The embodiment of the invention discloses a method used for realizing mobile number portability, a device and a system thereof; wherein, the method comprises the steps as follows: a first calling control message carrying the information of called user is received; according to the information of the called user, the number portability information of the called user is gained; a second calling control message is generated on the basis of the number portability information; a calling network transfers the calling to the home network of the called user. The embodiment of the invention can improve the routing efficiency and avoid the waste of network resources between networks.

The embodiment of the invention discloses a domain selection method. The method comprises the following steps: receiving a registration information inquiry request sent by a first call session control function network element CSCF, wherein the registration information inquiry request comprises an identifier of a user terminal that is used as the called; inquiring a registered network of the user terminal according to the identifier of the user terminal; when the user terminal is registered in an IP multimedia subsystem IMS network, sending a first registration information inquiry feedback message to the first CSCF; or when the user terminal is registered in a code division multiple access CDMA network, sending a second registration information inquiry feedback message to the first CSCF. Further, the embodiment of the invention further discloses a domain selection server.

The invention relates to a method for establishing a packet domain service, which comprises the following steps that radio resource control RRC connection is established between user equipment UE and an RNC (Radio Network Controller); the UE sends initial direct transfer to the RNC and the RNC establishes signaling connection with a core network CN according to the initial direct transfer; the RNC starts to establish or redistributes a radio link by a node NodeB and establishes a ground bearer, radio bearer establishment is sent to the UE, a radio bearer RB of a new service is established between the UE and the RNC, and in parallel, the CN, the RNC and the UE execute an authentication and ciphering flow; and a radio access bearer RAB is established between the CN and the RNC. Due to the adoption of the technical scheme disclosed by the invention, an original service establishment flow is optimized and when the CN issues service assignment, the RNC can directly reply the RAB assignment to the CN to complete a message, so that service call delay is greatly shortened.

The invention provides a redirection method for an inactive state terminal. The method comprises the steps: determining a redirection target in response to an initialized uplink transfer message of a dispersed base station, and transmitting a downlink radio resource control transfer message to the dispersed base station, so that the terminal completes redirection according to the redirection target; sending the initialized uplink transfer message based on a radio resource control recovery request message of a terminal by the distributed base station, wherein the downlink radio resource control transfer message carries a redirection target, and the terminal is in an inactive state. According to the method, the message interaction flow between the terminal and the base station can be reduced, so that the call delay is shortened, the call drop rate is reduced, and the voice user experience is improved. The invention further provides a redirection device of the inactive state terminal, electronic equipment and a computer readable medium.

The embodiments of the present invention provide a method and device for acquiring the location information of a called party. The method includes the following steps that: a call request is received,wherein the call request contains the information of the called party; the location information of the called party corresponding to the information of the called party is stored into a session initiation protocol message according to the information of the called party; and the session initiation protocol message is sent to each service scenario application server, so that the service scenario application servers can obtain the location information of the called party from the session initiation protocol message. The method is used for executing the VoLTE application servers. According to the method and device of the embodiments of the present invention, the location information of the called party is stored in the session initial protocol message through the VoLTE application servers, so that the location information of the called party can be obtained from the session initial protocol message, and therefore, the repeated query of the location information of the called party is reduced, and call delay time is shortened.

The method comprises: a) terminal sends the update message to the controller of serving radio network; the update message carries the service request; b) the controller of serving radio network sends the service request to the core network; c) the terminal is switch into a private connection state to connect to core network. The system thereof comprises: the terminal comprising a message combination unit for setting the service request in the update message transmitted to the core network; the core network comprising message processing unit for receiving the update message and making service connection for the terminal according the service request; and a controller of serving radio network.

The invention discloses a station management area call service implementation method and a scheduling information server. The method comprises the following steps: after the scheduling information server DIS receives a station management area group number request message sent by UE, determining a target group number of a station management area where the UE is located based on a terminal type anda terminal number carried in the request message; sending, by the DIS, a station management area group number response message carrying the target group number to the UE, so that the UE initiates a group call establishment flow to a core network based on the target group number so as to achieve station management area call service, wherein the terminal type is a fixed station or a vehicle-mountedstation, and group numbers corresponding to the station management areas and cell identifiers covered by the station management areas are configured in an HSS connected with the core network in advance. The DIS determines the group number of the station management area where the UE is located based on the terminal type and the terminal number carried in the request message and returns the same tothe UE, so that the UE initiates the group call establishment flow, and no participation of a scheduling station is needed in the whole process, so that the call delay is short.