CN102857910A - Wireless communication system based on a plurality of types of wireless networks - Google Patents
Wireless communication system based on a plurality of types of wireless networks Download PDFInfo
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- CN102857910A CN102857910A CN2012103634743A CN201210363474A CN102857910A CN 102857910 A CN102857910 A CN 102857910A CN 2012103634743 A CN2012103634743 A CN 2012103634743A CN 201210363474 A CN201210363474 A CN 201210363474A CN 102857910 A CN102857910 A CN 102857910A
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Abstract
The invention relates to a wireless communication system and discloses a wireless communication system based on a plurality of types of wireless networks. The system comprises a mobile terminal application module and a core service system. A calling mobile terminal starts a conversation request. The core service system inquires belonging information of a called mobile terminal in a registering belonging server. The core service system transmits a conservation request to the called mobile terminal. The called mobile terminal reminds a user to receive the conservation request. The called mobile terminal is in communication connection with a wireless access network. The called mobile terminal receives the conservation request. The calling mobile terminal and the core service system build a conversation business communication link. The called mobile terminal and the core service system build a conversation business communication link. The core service system integrates conservation business data streams from each conversation participant and routes the data streams to other relative conversation participants. By means of the system, conservation business can be built among a plurality of mobile terminals based on the wireless access network.
Description
Technical field
Relate generally to wireless communication system of the present invention.Be specifically related to a kind of can be based on the wireless communication system of multiple types wireless access network.
Background technology
Along with the popularizing of universal mobile telecommunications system, the portable terminals such as smart mobile phone, panel computer are being brought into play more and more important effect as means of communication in daily life work in recent years.
Along with mobile phone is popularized, people more and more use telephone service, and communication communicates with one another.These telephone services are set up based on the circuit domain switching system of universal mobile telecommunications system (UMTS).In universal mobile telecommunications system, switching system can be divided into circuit commutative field and packet-switched domain.The limitation such as it is limited that the circuit domain switching system has transmission rate, and power system capacity is limited.These limitation are so that at present based on the telephone service of circuit commutative field, can't satisfy the high-quality business demand of user, especially the business demand of high-quality video phone.And along with the raising of mobile phone screen resolution and the increase of screen size, this problem seems more outstanding.
Summary of the invention
In order to solve in the existing universal mobile telecommunications system, limited based on the telephone service transmission rate of circuit commutative field, the limitation such as power system capacity is limited, the invention provides a kind of can be based on the wireless communication system of multiple types wireless access network.Its advantage is that this system can be mobile phone users sufficient transmission rate and power system capacity is provided, and can satisfy user's multiple communication services demand.Another advantage of the present invention is, this communication system can be comprised of the wireless access network of multiple different systems, takes full advantage of existing multiple types Internet resources.
In order to realize these and other advantage of the present invention, wireless communication system provided by the invention comprises: portable terminal application module and Core System.
The portable terminal application module that native system relates to comprises:
Logical processing unit, the inner various flow processs of handle mobile terminal application module and logic state;
Data storage cell, memory mobile terminal application module related data information and recorded information;
The authentication verification unit, be responsible for and Core System between carry out each other authentication verification;
Encryption/decryption element has the encryption/decryption process function;
Communication unit has the function of establishing a communications link.
The Core System that native system relates to comprises:
Service managing server, the logic state of the various communication services of handle mobile terminal and business procedure;
The Radio Link Management server, the wireless chaining status of management maintenance portable terminal and air-link resources;
The operation exchange server is for the communication service data between the portable terminal provides the route switching service;
The authentication verification server, be responsible for and portable terminal between carry out each other authentication verification;
The registration attribution server, the data messages such as memory mobile terminal log-on message, position attaching information, portable terminal identity information, mobile terminal service authority.
Description of drawings
Wireless communication system schematic diagram of the present invention shown in Figure 1
Shown in Figure 2 is portable terminal application module structural representation of the present invention
Core System schematic diagram of the present invention shown in Figure 3
Session invitation process schematic diagram of the present invention shown in Figure 4
Session service of the present invention shown in Figure 5 is set up process (not setting up communication link between Core System and the called mobile terminal) schematic diagram
Session service of the present invention shown in Figure 6 is set up process (built vertical communication link between Core System and the called mobile terminal) schematic diagram
The present invention shown in Figure 7 invitation process schematic diagram that accepts session
Session service link reconfiguration procedure schematic diagram of the present invention shown in Figure 8
Multidigit participant's session service exchanges data schematic diagram of the present invention shown in Figure 9
Handoff procedure schematic diagram between session service net of the present invention shown in Figure 10
Embodiment
Wireless access network involved in the present invention is based on wireless communication technology, can be the cordless communication network that portable terminal provides the network insertion service.These wireless access networks can comprise: universal mobile telecommunications system (UMTS, Universal Mobile Telecommnunication System), long-term evolving network (LTE, Long Term Evolution), WiMAX (Worldwide Interoperability for Microwave Access) network, WLAN WLAN (Wireless Local Area Networks), and the network that is formed by other wireless communication technologys, Wi-Fi (Wireless Fidelity) for example, near-field communication (Near Field Communication), bluetooth (Bluetooth), infrared data transmission (Infrared Data Association), purple-bee technology (ZigBee), ultra-wideband communications (Ultra WideBand), DECT (Digital Enhanced Cordless Telecommunication), the technology such as radio frequency discrimination RFID (Radio Frequency Identification) are only as example.
Universal mobile telecommunications system involved in the present invention (UMTS) only relates to correlation technique and the system of packet-switched domain in the universal mobile telecommunications system.
Universal mobile telecommunications system involved in the present invention (UMTS) comprises UMTS grounding wireless access network (UTRAN, Universal Terrestrial Radio Access Network) and core net (CN, Core Network).
Public wireless communication network involved in the present invention refers at present generally to be used for covering the Radio Access Network of broad regions, UMTS system for example, LTE system etc.
Non-public wireless communication network involved in the present invention refers to only cover among a small circle the Radio Access Network in zone, such as wlan network etc.
Portable terminal involved in the present invention can comprise the portable electric appts such as mobile phone, panel computer, notebook computer, portable electronic device, digital camera, personal digital assistant PDA, portable game system, and the personal electronic equipments such as landline telephone, desktop computer.
Communication connection involved in the present invention comprises that the radio communication connection is connected with internet communication.Communication connection based on technical specification can be industrywide standard communication technology standard, also can be the undocumented privately owned communication technology.
Communication link involved in the present invention refers to concrete communication port between two equipment.Communication port can be made of the communication connection between a plurality of equipment and equipment and the equipment.
Mobile terminal network code involved in the present invention is in wireless communication system, the code information of unique representative portable terminal hardware device, the account informations such as for example telephone number (Mobile Subscriber International ISDN/PSTN number), or electronic mail account (Email Account).Each portable terminal only has a mobile terminal network code, and the mobile terminal network code between portable terminal is all not identical arbitrarily.
Mobile terminal identification code involved in the present invention be can the unique identification mobile terminal device identifying information, it can be the identification information of portable terminal hardware, such as portable terminal hardware device sequence number, central processing unit product ID, communication network card hardware sequence number, network interface card MAC (Media Access Control) address information, SIM card (Subscriber Identity Module client identification module) card number; Or the software certificate information of portable terminal institute mounting software, the digital certificate information that has such as software licensing card information, software product sequence number, software; Or portable terminal has, through the digital certificate information of licensing.Each portable terminal only has a mobile terminal identification code, and the mobile terminal identification code between portable terminal is all not identical arbitrarily.
Related session service among the present invention, multidigit portable terminal participant can participate in same session service simultaneously.
Described session service comprises: the communication services such as video communication, voice communication, Multi-Party Conference, remote interface are shared, long-range external equipment is shared.
Related calling mobile terminal is that session service is set up in the process among the present invention, the promoter that session service is invited.
Related called mobile terminal is that session service is set up in the process among the present invention, the invitee of session service.
Wireless communication system schematic diagram of the present invention shown in Figure 1.Core System 101 links to each other by network 107 with any wireless network services equipment 108.Wireless access network 102 and wireless access network service equipment consist of wireless access network system jointly.When wireless access network was UMTS grounding wireless access network (UTRAN), the wireless access network service equipment was core net (Core Network).When wireless access network was non-UTRAN, the wireless access network service equipment was to be connected with wireless access network, can consist of the relevant device of wireless access system.
Portable terminal 103,104 and 105 can be independently and wireless access network establish a communications link 106.Portable terminal can pass through wireless access network, the access Core System.A plurality of portable terminals can be set up session service through wireless access network and Core System.Participate in a plurality of portable terminals of same session service, can be in the wireless access network of different systems, these wireless access networks all pass through network connection with Core System.
Calling mobile terminal can by input called mobile terminal network code, initiate to set up the session service process.
Shown in Figure 2 is portable terminal application module structural representation of the present invention.Portable terminal application module 200 can be made of software and/or hardware, is installed on portable terminal.Each portable terminal only can be installed a portable terminal application module.Shown in the portable terminal application module structure, Logical processing unit 201 is responsible for processing various processes and logic states.Each other authentication verification is responsible between portable terminal and the Core System in authentication verification unit 202.Data storage cell 203, memory mobile terminal application module related data information and recorded information.Encryption/decryption element 204 has data is encrypted/the decryption processing function, can the message of sending/receiving be encrypted/decryption processing.Communication unit 205 has the function of establishing a communications link: when portable terminal had the function of establishing a communications link, communication unit was connected with mobile terminal software/hardware interface, establishes a communications link; When portable terminal did not have the function of establishing a communications link, communication unit can be portable terminal and establishes a communications link.
Each portable terminal application module has a unique mobile terminal identification code.In Core System, mobile terminal network code of correspondence that each mobile terminal identification code is unique.The portable terminal application module is the memory mobile terminal identification code only.
Core System schematic diagram of the present invention shown in Figure 3.Core System 300 is comprised of the server of many difference in functionalitys and purposes.Registration attribution server 301, the contents such as memory mobile terminal log-on message, login attaching information, portable terminal identity information and mobile terminal service authority information.In the registration attribution server storage all produced, mobile terminal identification code information, mobile terminal network code information, and the corresponding incidence relation information between mobile terminal identification code and the mobile terminal network code: mobile terminal network code and mobile terminal identification code have unique each other one by one corresponding incidence relation.Service managing server 302 is processed various session service related service processes, and various logic state and process.Radio Link Management server 303, the wireless chaining status of management maintenance session service and air-link resources.Operation exchange server 304 provides session service data flow route switching service for setting up session service.Authentication verification server 305 is responsible for the functions such as each other identity discriminating between Core System and the portable terminal, Authority Verification.
Session invitation process schematic diagram of the present invention shown in Figure 4.The session invitation process is initiated by calling mobile terminal, sends session invitation to called mobile terminal.The session invitation interface of step 401 calling mobile terminal is opened, for example the dialing interface.Step 402 calling mobile terminal and wireless access network establish a communications link, and send initial access request message to Core System.Step 403 calling mobile terminal and Core System carry out the mutual authentication checking.Calling mobile terminal is checked the legitimacy of Core System by authentication verification.Core System is checked identity legitimacy and the authority legitimacy of calling mobile terminal by authentication verification.Step 404, if the authentication verification failure, then calling mobile terminal can't initiation session be invited.Step 405, if authentication verification is passed through, calling mobile terminal can initiation session be invited.Step 406, the calling mobile terminal user inputs the called mobile terminal network code, carries out the initiation session invitation operations.Step 407, calling mobile terminal is set up request message to Core System transmission business.
Session service of the present invention shown in Figure 5 is set up process (not setting up communication link between Core System and the called mobile terminal) schematic diagram.Core System internal registration attribution server can record the information of mobile terminal that each and Core System are set up communication link.Communication link between portable terminal and the Core System can be set up by public wireless communication network or non-public wireless communication network.
When the session invitation interface of calling mobile terminal 103 is opened, step 501, calling mobile terminal and wireless access network establish a communications link, and through wireless access network, access Core System 101.Calling mobile terminal sends initial access request message 502 to Core System, and message content comprises: the contents such as calling mobile terminal identification code, institute's residing network information.Carry out authentication verification between step 503 Core System and the calling mobile terminal.Core System is checked the legitimacy of calling mobile terminal identity by authentication verification.Calling mobile terminal is checked the legitimacy of its Core System of accessing by authentication verification.After authentication verification was passed through, Core System sent initial access response message 504 to calling mobile terminal, comprises in the message: the calling mobile terminal identification code, initially access the information such as result.Step 505, the calling mobile terminal user inputs the called mobile terminal network code.Step 506, the calling mobile terminal user carries out the initiation session invitation operations, invites called mobile terminal 104 to set up session service.Calling mobile terminal sends session service to Core System and sets up request message 507, and message content comprises: the contents such as calling mobile terminal identification code, called mobile terminal network code, invitation session type of service.
After Core System receives that session service is set up request message, inquiry system internal registration attribution server.If record shows in the registration attribution server, called mobile terminal is not yet set up communication link with Core System, perhaps there is not the relevant ownership recorded information of called mobile terminal in the record, Core System to any wireless network services equipment 108 of public wireless communication network (for example, core net Core Network in the UMTS system, the perhaps evolution block core net Evolved Packet Core network in the LTE system) send paging request message 508, message content comprises: the called mobile terminal network code, the calling mobile terminal network code, session invitation ID, the information such as conversation type.Wherein, called mobile terminal network code and calling mobile terminal network code are the user ID forms that any wireless network services equipment can be identified, for example telephone number (Mobile Subscriber International ISDN number) form perhaps can be exchanged into the user ID form that any wireless network services equipment can be identified.Conversion work can be finished by Core System, is perhaps finished by any wireless network services equipment.
Any wireless network services equipment is by the public wireless communication network system, send session service to called mobile terminal and set up notification message 509, message content comprises called mobile terminal network code, calling mobile terminal network code, the contents such as session invitation ID, conversation type.Message can be passed through Short Message Service (Short Messaging Service) mode, and perhaps multimedia information service (Multimedia Messaging Service) mode sends to called mobile terminal.Message content is through encrypting, and the form of message can be text formatting, multimedia form or other form.
After called mobile terminal receives that session service is set up notification message, can pass through public wireless communication network or non-public wireless communication network, set up the communication link with Core System, and sending initial access request message 510 to Core System, message content comprises: the contents such as called mobile terminal identification code, institute's residing network information.Step 511 called mobile terminal is received session establishment invitation by mode reminding users such as sound, vibration, light, literal, pictures.Called mobile terminal can pass through the modes such as picture, literal or sound, notifies the user, the information such as session invitation promoter's mobile terminal network code, identity.Carry out authentication verification between step 512 called mobile terminal and the Core System, to verify the each other legitimacy of identity.If authentication verification is passed through, Core System sends initial access response message 513 to called mobile terminal, and message content comprises: the called mobile terminal identification code, initially access the information such as result.The operation that step 514 called mobile terminal user accepts session and invites.Called mobile terminal sends page-response message 515 to Core System, and message content comprises: the information such as called mobile terminal identification code, session invitation ID, conversation type, the invitation that accepts session.
Core System according to the page-response message content, sends session service to calling mobile terminal and sets up response message 516, and message content comprises: the information such as calling mobile terminal identification code, session id, conversation type, session service parameter.Core System sends session service to called mobile terminal and sets up Indication message 517, and message content comprises: the information such as called mobile terminal identification code, session id, conversation type, session service parameter.Calling mobile terminal is set up the response message content according to session service, set up session service, and send session service to Core System and set up and finish message 518, message content comprises: the information such as calling mobile terminal identification code, session id, session establishment result.Session service link 520 is set up and is finished between calling mobile terminal and the Core System.But the session service link has two-way simultaneous the transmission of data characteristic: calling mobile terminal is sent to the session service data flow of Core System, by 520 transmission of session service link; Core System is sent to the session service data flow of calling mobile terminal, by 520 transmission of session service link.
Called mobile terminal is set up the Indication message content according to business, sets up session service, and finishes message 519 to the foundation of Core System transmission session service, and message content comprises: the information such as called mobile terminal identification code, session id, session establishment result.Session service link 521 is set up and is finished between called mobile terminal and the Core System.The session service link has duplex nature, but the two-way simultaneous the transmission of data: and Core System is sent to the session service data flow of called mobile terminal by 521 transmission of session service link; Called mobile terminal is sent to the session service data flow of Core System by 521 transmission of session service link.
In step 522 Core System, the data exchange service device is responsible for the integration route work of session service data flow, will integrate from session participant's session service data flow, and route to other associated sessions participant.
When having several participant's participant sessions professional, based on above process, invite new participant to add in the session service.
Session service of the present invention shown in Figure 6 is set up process (built vertical communication link between Core System and the called mobile terminal) schematic diagram.Core System internal registration attribution server can record the information of mobile terminal that each and Core System are set up communication link.Communication link between portable terminal and the Core System can be set up by public wireless communication network or non-public wireless communication network.
When the session invitation interface of calling mobile terminal is opened, step 601, calling mobile terminal 103 establishes a communications link with wireless access network, and by wireless access network, access Core System 101.Calling mobile terminal sends initial access request message 602 to Core System, and message content comprises: the contents such as calling mobile terminal identification code, institute's residing network information.Carry out authentication verification between step 603 Core System and the calling mobile terminal.Core System is checked the legitimacy of calling mobile terminal identity by authentication verification.Calling mobile terminal is checked the legitimacy of its Core System of accessing by authentication verification.After authentication verification was passed through, Core System sent initial access response message 604 to calling mobile terminal, comprises in the message: the calling mobile terminal identification code, initially access the information such as result.
After called mobile terminal and Core System are set up communication link, the relevant ownership of record called mobile terminal log-on message in the registration attribution server.After Core System received that session service is set up request message, inquiry system internal registration attribution server obtained the called mobile terminal attaching information.Set up in the communication link situation between called mobile terminal and the Core System, Core System can be by the mode of message push, set up notification message 608 to called mobile terminal push conversation business, message content comprises: the contents such as called mobile terminal identification code, calling mobile terminal network code, session invitation ID, conversation type.Message content is through encrypting.The form of message can be text formatting, multimedia form or other form.
After called mobile terminal receives that session service is set up notification message, send initial access request message 609 to Core System, message content comprises: the contents such as called mobile terminal identification code, institute's residing network information.Step 610 called mobile terminal is received session establishment invitation by mode reminding users such as sound, vibration, light, literal, pictures.Called mobile terminal can pass through the modes such as picture, literal or sound, notifies the user, the information such as session invitation promoter's mobile terminal network code, identity.Carry out authentication verification between step 611 called mobile terminal and the Core System, to verify the each other legitimacy of identity.If authentication verification is passed through, Core System sends initial access response message 612 to called mobile terminal, and message content comprises: the called mobile terminal identification code, initially access the information such as result.The operation that step 613 called mobile terminal user accepts session and invites.Called mobile terminal sends page-response message 614 to Core System, and message content comprises: the information such as called mobile terminal identification code, session invitation ID, conversation type, the invitation that accepts session.Core System according to the page-response message content, sends session service to calling mobile terminal and sets up response message 615, and message content comprises: the information such as calling mobile terminal identification code, session id, conversation type, session service parameter.Core System sends session service to called mobile terminal and sets up Indication message 616, and message content comprises: the information such as called mobile terminal identification code, session id, conversation type, session service parameter.
Calling mobile terminal is set up the response message content according to session service, set up session service, and send session service to Core System and set up and finish message 617, message content comprises: the information such as calling mobile terminal identification code, session id, session establishment result.Session service link 619 is set up and is finished between calling mobile terminal and the Core System.The session service link has the two-way simultaneous transmission characteristic: calling mobile terminal is sent to the session service data flow of Core System, by 619 transmission of session service link; Core System is sent to the session service data flow of calling mobile terminal, by 619 transmission of session service link.
Called mobile terminal is set up the Indication message content according to business, sets up session service, and finishes message 618 to the foundation of Core System transmission session service, and message content comprises: the information such as called mobile terminal identification code, session id, session establishment result.Session service link 620 is set up and is finished between called mobile terminal and the Core System.The session service link has the two-way simultaneous transmission characteristic: Core System is sent to the session service data flow of called mobile terminal by 620 transmission of session service link; Called mobile terminal is sent to the session service data flow of Core System by 620 transmission of session service link.
In step 621 Core System, the data exchange service device is responsible for the integration route work of session service data flow, will integrate from session participant's session service data flow, and route to other associated sessions participant.
When having several participant's participant sessions professional, based on above process, invite new participant to add in the session service.
The present invention shown in Figure 7 invitation process schematic diagram that accepts session.Step 701 called mobile terminal is received message.The form of message may be text formatting, multimedia form or other form.
Step 702 called mobile terminal is decrypted processing to message.Then according to the identity information of message sender, and to the result that message content is tested, judge whether this message is session invitation.Only have the identity of message sender correct, and the message content assay is correct, thinks that just this message is session invitation.
If receiving message is not session invitation message, step 703, called mobile terminal is not done any operation to this message.If this message of step 704 is session invitation message, called mobile terminal can pass through public wireless communication network or non-public wireless communication network, sets up the communication link with Core System.Called mobile terminal sends initial access request message to Core System.Step 705 called mobile terminal and Core System carry out authentication verification mutually.If authentication verification is not passed through, the user of step 706 called mobile terminal announcement, authentication verification is not passed through.If authentication verification is passed through, step 707, called mobile terminal and Core System are set up communication link.Step 708 called mobile terminal is received session establishment invitation by mode reminding users such as sound, vibration, light, literal, pictures.And called mobile terminal can pass through the modes such as picture, literal or sound, notifies the user, the information such as session invitation promoter's mobile terminal network code, identity.The step 709 called mobile terminal user invitation operations that accepts session.Step 710 called mobile terminal sends page-response message to Core System.Step 711 called mobile terminal configures inner session service parameter according to setting up Indication message from the session service of Core System.The inner session service configuration of step 712 called mobile terminal is finished, and called mobile terminal sends the session service data flow of this terminal to Core System, and receives the session service data flow from Core System.
Session service link reconfiguration procedure schematic diagram of the present invention shown in Figure 8.Session service is carried on the communication link between portable terminal and the Core System.When the portable terminal that participates in session to the session service relevant parameter set up (such as: business data flow transmission rate etc.) adjust, be referred to as the session service link reconfigure.
Portable terminal 103 is set up session service with Core System 101.Step 801, the portable terminal user carries out the session service adjusting operation.The session service adjusting operation can be done the session service adjustment to one direction session service data flow, also can adjust simultaneously bidirectional service data stream.Portable terminal sends session service to Core System and adjusts request message 802, and message content comprises: the contents such as solicited message are adjusted in mobile terminal identification code, session id, session.After step 803 Core System is received request message, judge whether the request of adjustment can be satisfied.If the business reorganization request can be satisfied, Core System is according to adjusting request, calculate the session service parameter after adjusting, and to portable terminal transmission session service adjustment feedback message 804, message content comprises: mobile terminal identification, session id, session adjustment request are allowed to the information such as the session service parameter after the adjustment.Step 805 portable terminal is reshuffled inner session service according to feedback message.After the portable terminal session service is reshuffled and finished, send the session service adjustment to Core System and finish message 806, message content comprises: the contents such as information are finished in mobile terminal identification code, session id, session adjustment configuration.Show the success of Reconfigurable Terminal session service in the message if the adjustment of step 807 session service is finished, Core System is adjusted the associated session service parameter.Session service link 808 after the adjustment, the session service data flow between carrying portable terminal and the Core System.
Multidigit participant's session service exchanges data schematic diagram of the present invention shown in Figure 9.When several participants participate in a common session service, Core System will be integrated from each participant's session service data flow, route to other participants again.Session service data flow by Core System is integrated, it is stable that the session service quality that each participant receives keeps, it is stable that the session service streaming rate keeps, can be along with the variation of session service participant number, and cause session service quality, session service streaming rate to be affected.
The session participant is sent to the business data flow of Core System, is referred to as uplink business data stream.Uplink business data stream comprises the portable terminal from the session participant, and the data of the external equipment that is connected with portable terminal.The speed of uplink business data stream is Tuplink, and the quality of service index is Quplink.Core System is sent to session participant's business data flow, is referred to as downlink service data stream.The speed of session participant downlink service data stream is Tdownlink, and the quality of service index is Qdownlink.
Be in the same session service, every session service participant has separately independently Tuplink, Quplink, Tdownlink, Qdownlink and other related service parameters.
Set up a session service between A session participant 901 and the B session participant 902.Core System interior business swap server 904 is responsible for the session service data flow and is integrated route work.A session participant sends uplink business data stream 905 with speed=Tuplink_a and quality index=Quplink_a, and receive through the Core System operation exchange with speed=Tdownlink_a and quality index=Qdownlink_a, from B session participant's downlink service data stream 906.B session participant sends uplink business data stream 907 with speed=Tuplink_b and quality index=Quplink_b, and receive through the Core System operation exchange with speed=Tdownlink_b and quality index=Qdownlink_b, from A session participant's downlink service data stream 908.
C session participant sends uplink business data stream 910 with speed=Tuplink_c and quality index=Quplink_c.
After the integration of Core System swap server, A session participant receives from the session service data flow 911 of Core System and still is speed=Tdownlink_a and quality index=Qdownlink_a, comprises the information from B participant's business data flow 907 information and C participant's business data flow 910 in the data flow.After the integration of Core System swap server, B session participant receives from the session service data flow 912 of Core System and still is speed=Tdownlink_b and quality index=Qdownlink_b, comprises the information from A participant's business data flow 905 information and C participant's business data flow 910 in the data flow.C session participant receives that the session service data flow 913 from Core System is speed=Tdownlink_c and quality index=Qdownlink_c, comprises the information from A participant's business data flow 905 information and B participant's business data flow 907 in the data flow.
When more participant adds in the session service, Core System is followed above mode, will integrate from each participant's session service data flow and route to other participants.The session participant can reshuffle the session link by the mode of session link reconfigure, to adapt to the session service of multi-player.
Figure 10 shows that handoff procedure schematic diagram between session service net of the present invention.The session service data flow is carried on the communication connection between portable terminal and the wireless access network.Keeping under the unbroken prerequisite of session service data flow, the communication connection between portable terminal and the source wireless access network can switch to the communication connection between portable terminal and the Target Wireless Access Network, and this process is referred to as to switch between net.Source wireless access network and Target Wireless Access Network all with Core System to being connected.Source wireless access network and Target Wireless Access Network can be identical network formats, also can be not identical network formats.
Portable terminal 103 has participated in session service.When portable terminal target approach wireless access network coverage, portable terminal can according to circumstances determine whether communication connection is switched to the Target Wireless Access Network.If portable terminal determines communication connection is switched to the Target Wireless Access Network, step 1001, portable terminal and Target Wireless Access Network establish a communications link.Portable terminal sends handover request message 1002 through the Target Wireless Access Network to Core System 101, and message content comprises: the contents such as mobile terminal identification code, source wireless access network information, Target Wireless Access Network information.Step 1003, Core System and portable terminal are carried out the mutual authentication checking through the Target Wireless Access Network, verify the each other legitimacy of identity.If authentication verification is passed through, Core System sends switching reconfiguration message 1004 through the Target Wireless Access Network to portable terminal, and message content comprises: the contents such as mobile terminal identification code, Target Wireless Access Network session service relevant parameter.Step 1005, portable terminal configure the relevant parameter of target wireless access network session service according to the reconfiguration message content.Portable terminal is through the source wireless access network, sends to switch to reshuffle to Core System and finishes message 1006, and message content comprises: the mobile terminal identification code, reshuffle the content such as result.Step 1007, portable terminal is carried on session service on the communication connection of portable terminal and Target Wireless Access Network.Step 1008, portable terminal are cut off the communication connection with the source wireless access network.
By above process, portable terminal can be in the situation that the maintenance session service switches to the Target Wireless Access Network by the source wireless access network.
Above system involved in the present invention is elaborated.This paper adopts the formal description of going forward one by one, but identical similar part cross-references between each example.Above elaboration is used for helping to understand system of the present invention, for those skilled in the art, according to the thought of this name, can change to some extent in embodiment and range of application.In sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. one kind can is characterized in that based on the wireless communication system of multiple types wireless access network, comprising:
Portable terminal is installed the portable terminal application module;
Core System is connected by network with wireless access network;
Calling mobile terminal and wireless access network establish a communications link;
The calling mobile terminal initiation session is invited;
The attaching information of called mobile terminal in the Core System inquiry registration attribution server;
Core System sends session invitation to called mobile terminal;
The called mobile terminal reminding user is received session invitation;
Called mobile terminal and wireless access network establish a communications link;
The called mobile terminal invitation that accepts session;
Calling mobile terminal and Core System are set up the session service communication link;
Called mobile terminal and Core System are set up the session service communication link;
Core System will be integrated from every session participant's session service data flow, and route to other associated sessions participant;
A session service can have multidigit session participant;
The portable terminal of built vertical session service can carry out switching between the net of wireless access network.
2. system according to claim 1 is characterized in that,
Core System can pass through the modes such as Short Message Service, multimedia information service or message push, session is invited send to called mobile terminal;
Between called mobile terminal and Core System, do not set up communication link, Core System passes through public communication network, with Short Message Service side (Short Messaging Service) formula, perhaps multimedia information service (Multimedia Messaging Service) mode is sent to called mobile terminal with session invitation;
Built vertical communication link between called mobile terminal and Core System, Core System are sent to called mobile terminal in the message push mode with session invitation;
The form of message can be text formatting, multimedia form or other form.
3. system according to claim 1 is characterized in that,
Called mobile terminal detects whether the message that receives is session invitation;
When the message of receiving is non-session invitation, called mobile terminal is not done subsequent operation;
When the message of receiving is session invitation, called mobile terminal is reminded the called mobile terminal user by modes such as sound, vibration, light, literal, pictures;
When the message of receiving is session invitation, called mobile terminal can be selected by public communication network or non-public communication network, sets up the communication link with Core System.
4. described system according to claim 1 is characterized in that,
The multidigit participant who participates in same session can be in the wireless access network of different systems;
The session invitation promoter can by sending the mode of session invitation, invite the participant to add session;
The portable terminal and the Core System that participate in session are set up the session service link;
But session service link two-way simultaneous the transmission of data;
Core System is responsible for the integration route work of session service data flow, will integrate from session participant's session service data flow, and route to other associated sessions participant;
After the Core System integration, the session service data flow that the session participant receives can keep stable, is not subjected to the impact of session participant number change.
5. described system according to claim 1 is characterized in that,
Core System and portable terminal carry out the mutual authentication checking;
Core System is checked the legitimacy of portable terminal identity by authentication verification;
Portable terminal is checked the legitimacy of its Core System of accessing by authentication verification;
After authentication verification was passed through, Core System and portable terminal were set up communication link.
6. described system according to claim 1 is characterized in that,
Described calling mobile terminal is that session service is set up in the process, the promoter that session service is invited;
Described called mobile terminal is that session service is set up in the process, the invitee of session service;
Described session service can have multidigit portable terminal participant;
Described session service comprises: the communication services such as video communication, voice communication, Multi-Party Conference, remote interface are shared, long-range external equipment is shared;
Described session service link can be reshuffled adjustment;
When switching between described portable terminal is netted, source wireless access network and Target Wireless Access Network can be identical network formats, also can be not identical network formats.
7. described system according to claim 1 is characterized in that,
Described each portable terminal only has a unique mobile terminal identification code, and the mobile terminal identification code between portable terminal is all not identical arbitrarily;
Described each portable terminal only has a unique mobile terminal network code, and the mobile terminal network code between portable terminal is all not identical arbitrarily;
Described portable terminal is the memory mobile terminal identification code only;
Described mobile terminal network code and mobile terminal identification code have unique each other one by one corresponding incidence relation;
In the described registration attribution server storage all produced mobile terminal identification code information, mobile terminal network code information, and the corresponding incidence relation information between mobile terminal identification code and the mobile terminal network code.
8. according to claim 1 to 7 described systems, it is characterized in that, comprise
Described mobile terminal identification code be can the unique identification mobile terminal device identifying information, it can be the identification information of portable terminal hardware, such as portable terminal hardware device sequence number, the central processing unit product ID, the communication network card hardware sequence number, network interface card MAC (Media Access Control) address information, SIM card (Subscriber Identity Module client identification module) card number, or the software certificate information of portable terminal institute mounting software, such as software licensing card information, the software product sequence number, the digital certificate information that software has; Or portable terminal has, through the digital certificate information of licensing;
Described mobile terminal network code is in wireless communication system, the code information of unique representative portable terminal hardware device; The mobile terminal network code can be the account informations such as telephone number (Mobile Subscriber International ISDN/PSTN number), or electronic mail account (Email Account);
Described portable terminal can comprise the portable electric appts such as mobile phone, panel computer, notebook computer, portable electronic device, digital camera, personal digital assistant PDA, portable game system, and the personal electronic equipments such as landline telephone, desktop computer.
9. item is characterized in that to 8 described systems according to claim 1, comprising:
Described communication connection comprises that radio communication connects to be connected with internet communication, communicate to connect based on technical specification can be industrywide standard communication technology standard, also can be the undocumented privately owned communication technology
Described communication link refers to concrete communication port between two equipment, and communication port can be made of the communication connection between a plurality of equipment and equipment and the equipment;
Described wireless access network, be based on wireless communication technology, can be portable terminal provides the cordless communication network of network insertion service, these wireless access networks can comprise: universal mobile telecommunications system (UMTS, Universal Mobile Telecommunication System), long-term evolving network (LTE, Long Term Evolution), WiMAX (Worldwide Interoperability for Microwave Access) network, WLAN WLAN (Wireless Local Area Networks), and the network that is formed by other wireless communication technologys, Wi-Fi (Wireless Fidelity) for example, near-field communication (Near Field Communication), bluetooth (Bluetooth), infrared data transmission (Infrared Data Association), purple-bee technology (ZigBee), ultra-wideband communications (Ultra WideBand), DECT (Digital Enhanced Cordless Telecommunication), the technology such as radio frequency discrimination RFID (Radio Frequency Identification);
Described universal mobile telecommunications system (UMTS) only relates to correlation technique and the system of packet-switched domain in the universal mobile telecommunications system;
Described universal mobile telecommunications system (UMTS) comprises UMTS grounding wireless access network (UTRAN, Universal Terrestrial Radio Access Network) and core net (CN, Core Network);
Public wireless communication network involved in the present invention is the Radio Access Network that generally is used for covering at present broad regions;
Non-public wireless communication network involved in the present invention refers to only cover the among a small circle Radio Access Network in zone.
10. described system according to claim 1 is characterized in that, comprising: portable terminal application module and Core System;
Described each portable terminal only can be installed a portable terminal application module;
Described portable terminal application module comprises:
Logical processing unit, the inner various flow processs of handle mobile terminal application module and logic state;
Data storage cell, memory mobile terminal application module related data information and recorded information;
The authentication verification unit, and carry out each other authentication verification between the Core System;
Encryption/decryption element has the encryption/decryption process function;
Communication unit has the function of establishing a communications link;
Described Core System can pass through network connection with the wireless access network of multiple types;
Described Core System is comprised of the server of many difference in functionalitys and purposes, comprising:
Service managing server, the logic state of the various communication services of handle mobile terminal and business procedure;
The Radio Link Management server, the wireless chaining status of management maintenance portable terminal and air-link resources;
The operation exchange server is for the communication service data between the portable terminal provides the route switching service;
The authentication verification server, and carry out each other authentication verification between the portable terminal;
The registration attribution server, the data messages such as memory mobile terminal log-on message, position attaching information, portable terminal identity information, mobile terminal service authority.
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| CN2012103634743A CN102857910A (en) | 2012-06-01 | 2012-09-25 | Wireless communication system based on a plurality of types of wireless networks |
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| CN2012103634743A CN102857910A (en) | 2012-06-01 | 2012-09-25 | Wireless communication system based on a plurality of types of wireless networks |
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