CN109547492A - Communication means based on block chain and the communication system based on block chain - Google Patents

Communication means based on block chain and the communication system based on block chain Download PDF

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Publication number
CN109547492A
CN109547492A CN201910006142.1A CN201910006142A CN109547492A CN 109547492 A CN109547492 A CN 109547492A CN 201910006142 A CN201910006142 A CN 201910006142A CN 109547492 A CN109547492 A CN 109547492A
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node
calling
information
user terminal
control function
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CN201910006142.1A
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CN109547492B (en
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田新雪
马书惠
肖征荣
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China United Network Communications Group Co Ltd
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China United Network Communications Group Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/1016—IP multimedia subsystem [IMS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The invention belongs to block chain technical field, it is related to communication means and system based on block chain.This method includes at least: the corresponding operator's membership for carrying user terminal outside of service control point querying node called number of the Calling Side mobile switching centre into preset block chain, user terminal whether be group user/whether with carry user terminal outside and be in same group's private network, calling is triggered to by multimedia telephony services application server corresponding with called number by mobile switching centre；Call conversation control function entity in IMS domain is identified through the call conversation control function entity node in preset block chain to the Session Resources of home location register querying node called number, calling invitation message is sent to callee side call conversation control function entity and callee side service control point application server, callee side service control point application server inquires the position for carrying user terminal outside of called subscriber.It can effectively realize that the guarantee number of taking turns the normal communication of the WVPN user of net.

Description

Communication means based on block chain and the communication system based on block chain
Technical field
The invention belongs to block chain technical fields, are related to the communication means based on block chain and the communication system based on block chain System.
Background technique
VoLTE (Voice over LTE, LTE network direct transfer), be based on IMS (IP Multimedia Subsystem, IP multimedia subsystem)) LTE network data field voice service.IMS can provide the functional entity of multimedia service by all Composition, enable operator be its user provide based on internet application, service and agreement multimedia service.LTE network is A kind of complete IP network, whole service bearers on data field, it can be achieved that the unification of data and voice service under consolidated network.With Science and technology development, terminal (such as mobile phone) at people live in requirement.And with people to quality of the life not It is disconnected to be promoted, there is higher requirement to consumption experience.
In the prior art, the user of network operator's (connection, movement, telecommunications) includes public user and group user, For public user, equipment number is telephone number；And group user is due to being to be made in face of entire group service with group For a user identifier, it is also not unique to include multiple accounts and multiple equipment, customer service type.
In addition, network operator also provides the number of taking and turns net service, and user can protect for the individualized experience convenient for user Stay under the premise of original number unrestricted choice network operator serve it.But this needs operator not only Technique preparation, database establishment, the network rebuilding are carried out, need to add corresponding equipment and dilatation is carried out to existing equipment and is changed It makes, it is also necessary to which the problem of resolving charging, number inquiry and some management aspects, the realization of these technical aspects requires huge Investment, while being also required to the regular hour.Although former Information Industry Department requires mobile operator to implement " number of taking pivoted housing meal " policy, It is various regions operator since the ability difference of support system is larger, the fusion of different charging and operation analysis system has certain Difficulty so that the timetable that many operators implement in full the policy is postponed significantly.And due to China mobile phone user's Enormous quantity, the especially particularity to group user service, implementing local number portability certainly will be to the performance of User Information Database It puts forward higher requirements.
When the existing domain CS terminal voice call IMS domain terminal, the mobile virtual private network business that the number of taking turns net is encountered (Wireless Virtual Private Network, abbreviation WVPN) user, has no suitable solution.How guarantor is realized Hinder the normal communication that the number of taking turns the WVPN user of net, becomes urgent problem to be solved.
Summary of the invention
It is a kind of based on block chain the technical problem to be solved by the present invention is to provide for above-mentioned deficiency in the prior art Communication means and communication system based on block chain encounter when effectively solving the existing domain CS terminal voice call IMS domain terminal The number of taking turns the problem of WVPN user of net, ensures that the number of taking turns group user, that is, WVPN user normal communication of net.
Solving technical solution used by present invention problem is the communication means based on block chain, and user terminal is exhaled It cries and produces via the first network number of taking to the second network and carry user outside with what the user terminal was in same group's private network When terminal, the user terminal is registered to the domain CS as caller, and the user terminal of carrying outside is registered to IMS domain as being called, exhales The process is made to include:
Radio bearer is established in the user terminal and base station, by Calling Side call conversation control function entity to network side Send calling invitation message, in which: the calling invitation message includes at least the group's cornet for carrying user terminal outside；
Service control point querying node called number of the Calling Side mobile switching centre into preset block chain is corresponding Carry whether operator's membership of user terminal, the user terminal are group user/whether with described carry user's end outside outside End is in same group's private network, and carries the trombone of user terminal described in extraction outside, and is touched calling by mobile switching centre It is dealt into multimedia telephony services application server corresponding with called number；
Call anchoring to IMS domain is passed through media gateway controlling function by callee side multimedia telephony services application server Energy entity maps initial address message and calling message request；
Call conversation control function entity in IMS domain is through the call conversation control function entity section in preset block chain Point is identified to the Session Resources of home location register querying node called number, and calling invitation message is sent to callee side and is exhaled It is conversation control function entity and callee side service control point application server and callee side service control point application server Inquire the location information for carrying user terminal outside of called subscriber；
It is real to callee side call session control function that callee side service control point application server sends calling invitation message Body routing is called, and calling subscriber and called subscriber are through the realization session of Media Gateway Control Function entity.
Preferably, service control point querying node called number of the Calling Side service control point into preset block chain Whether the corresponding operator's membership for carrying user terminal outside, the user terminal are group user/whether carry outside with described User terminal is in same group's private network, and carries the trombone of user terminal described in extraction outside, and will by mobile switching centre The step of calling is triggered to multimedia telephony services application server corresponding with called number, comprising:
Calling Side service control point judges whether calling number and called number belong to same group, and inquires and carry use outside The number of taking of family terminal turns net to his network operation business, then is identified information above in the ticket of triggering, after The selection of routed path in continuous communication；
Calling Side service control point issues Basic Call State Model BCSM Event Report Request to Calling Side mobile switching centre, Request reports dependent event；
Calling Side service control point issues AC message to Calling Side mobile switching centre；
Calling Side service control point issues FCI message to Calling Side mobile switching centre, notifies Service Switching Point at this Related content is added in calling ticket；
Calling number and the institute of the user terminal are judged by the service control point node in preset block chain It states and carries the called number of user terminal outside and belong to same group user, according to the group's cornet inquiry pair for carrying user terminal outside The trombone answered issues connecting message to Calling Side mobile switching centre；
Calling Side mobile switching centre carries the T-CSI of user terminal outside according to, and calling is triggered to the more matchmakers of callee side Body telephone service application server.
Preferably, the call conversation control function entity in IMS domain is through the Call-Establish-Success rate in preset block chain Functional entity node is identified to the Session Resources of home location register querying node called number, and calling invitation message is sent To callee side call conversation control function entity and callee side service control point application server and callee side service control point Application server inquires the step of location information for carrying user terminal outside of called subscriber, comprising:
Call conversation control function entity in IMS domain is through the call conversation control function entity in default block chain Node sends broadcast message and initiates to inquire to the home location register node, inquires the name authority pointer note of called number Record；
The home location register node returns to the Session Resources mark for carrying the route code of user terminal outside；
Calling Side call conversation control function entity carries the SIP URI of user terminal outside according to, and calling is invited and is disappeared Breath is sent to callee side call conversation control function entity；
Callee side call conversation control function entity carries the iFC information of user terminal signing outside according to, to callee side Service control point application server sends calling invitation message, and calling is triggered to callee side service control point application server；
After callee side service control point application server receives calling invitation message, calling number is obtained by PAI；
Callee side service control point application server sends and carries user outside described in UDR to home signature user server inquiry The location information of terminal.
It preferably, further include that building includes multiple ownership before the user terminal and base station establish radio bearer The step of block chain of location register node, call conversation control function entity node and service control point node:
Operator registers in the block chain, is sent by register node at least one adjacent node adjacent thereto Inquiry request, and the feedback information of each adjacent node feedback is received, the area Chuan Shi is determined according to each feedback information Block, wherein the inquiry request carries the information of the inquiry wound generation block；
The register node obtains Ministry of Industry and Information address of node from the wound generation block, and sends out to Ministry of Industry and Information's node The application for sending carrying to apply to become the operator's informaiton of the block chain is requested, and includes: the registration section in the application request Point is corresponding: block chain mark, public key, home location register device identification and number, session control functional entity device mark Know and number, equipment of Service Control Point identify and number；
Ministry of Industry and Information's node audits the operation qualification of the register node according to application request, and when careful When core passes through, Ministry of Industry and Information's node sends the broadcast letter using the private key signature of Ministry of Industry and Information's node to the block chain Breath, to announce that register node is constituted the operator of block chain and corresponding configuration home location register node, conversation control function Entity node, service control point node, and by the corresponding identity information of operator be added separately to home location register node, Conversation control function entity node, service control point node list information in；
Wherein, Ministry of Industry and Information's node has for storing the corresponding home location register of operator described in simultaneously real-time update Device node, conversation control function entity node, service control point node list information block；It is the first network, described Second network is the corresponding communication network of the operator；In the home location register node listing of operator include at least with Lower information: the mark and public key of connection home location register node, the mark of telecommunications home location register node and public key, The mark and public key of mobile home location register node；It is included at least in the conversation control function entity node listing of operator Following information: mark and public key, the mark of telecommunication session control function entity node of connection conversation control function entity node With the mark and public key of public key, mobile conversation control function entity node；The conversation control function entity node listing of operator In include at least following information: the mark and public key of connection service control point node, the mark of telecommunication service control point node and The mark and public key of public key, mobile service control point node.
Preferably, the operator adhere to separately for different geographical communication linchpin belong to region, the block chain include it is multiple not Belong to the corresponding sub-block chain in region, the home location register node, conversation control function entity node, business with communication linchpin The list information of control point node includes multiple sublist information corresponding with different communication linchpin category region；
The application request further includes the regional information of the operator, and Ministry of Industry and Information's node is according to the operator Regional information in the application request, to the corresponding regional information of the register node and operation qualification of the application request It is audited, and when audit passes through, Ministry of Industry and Information's node is sent to the sub-block chain using Ministry of Industry and Information's node The broadcast message of private key signature, to announce that the register node is constituted the operator of the sub-block chain and corresponding configuration ownership position Set Register node, conversation control function entity node, service control point node, and by the corresponding identity information of the operator It is added separately to linchpin category home location register node, the conversation control function entity node, service control point of the operator In the sublist information of node.
Preferably, it before being registered in the block chain in operator, further comprises the steps of:
Ministry of Industry and Information's node issues the block chain by using its corresponding private key signature in the block chain Create generation block, wherein include: the mark and public key and the identity information of founder of Ministry of Industry and Information's node in wound generation block.
A kind of communication system based on block chain, includes at least: base station, mobile switching centre, Call-Establish-Success rate function Energy entity, service control point, service control point application server, multimedia telephony services application server and block chain, user Terminal call produces to the second network via the first network number of taking and is in taking for same group's private network with the user terminal Out when user terminal, the user terminal is registered to the domain CS as caller, and the user terminal of carrying outside is registered to IMS domain as quilt When crying,
User terminal is used for: establish radio bearer with the base station, by Calling Side call conversation control function entity to Network side sends calling invitation message, in which: it is short that the calling invitation message includes at least the group for carrying user terminal outside Number；
Calling Side mobile switching centre is used for: the service control point querying node called number into the preset block chain Whether whether the corresponding operator's membership for carrying user terminal outside of code, the user terminal are group user, take with described User terminal is in same group's private network out, and carries the trombone of user terminal outside described in extraction, and pass through mobile switching centre Calling is triggered to multimedia telephony services application server corresponding with called number；
Callee side multimedia telephony services application server is used for: by call anchoring to IMS domain, and passing through Media Gateway control Functional entity processed maps initial address message and calling message request；
Call conversation control function entity in IMS domain is used for: real through the call session control function in default block chain Body node is identified to the Session Resources of home location register querying node called number, calling invitation message is sent to called Side call conversation control function entity and callee side service control point application server and callee side service control point application clothes The location information for carrying user terminal outside of business device inquiry called subscriber；
Callee side service control point application server is used for: sending calling invitation message to callee side Call-Establish-Success rate function Energy entity routing is called, so that calling subscriber and called subscriber realize session through Media Gateway Control Function entity.
Preferably, Calling Side service control point is used for: judge whether calling number and called number belong to same group, And it inquires the number of taking for carrying user terminal outside and turns net to his network operation business, then by information above in the ticket of triggering It is identified, the selection to routed path in subsequent communications；
Calling Side service control point is used for: issuing the report of Basic Call State Model BCSM event to Calling Side mobile switching centre Request, request report dependent event；
Calling Side service control point is used for: issuing AC message to Calling Side mobile switching centre；
Calling Side service control point is used for: issuing FCI message to Calling Side mobile switching centre, notice Service Switching Point exists Related content is added in this calling ticket；
The service control point node in preset block chain is used for: judging calling number and the institute of the user terminal It states and carries the called number of user terminal outside and belong to same group user, according to the group's cornet inquiry pair for carrying user terminal outside The trombone answered issues connecting message to Calling Side mobile switching centre；
Calling Side mobile switching centre is used for: according to the T-CSI for carrying user terminal outside, calling being triggered to callee side Multimedia telephony services application server.
Preferably, the call conversation control function entity in IMS domain is used for: through the calling meeting in default block chain It talks about control function entity node and sends broadcast message to home location register node initiation inquiry, inquire called number Name authority pointer record；
The home location register node is used for: returning to the Session Resources mark for carrying the route code of user terminal outside；
Calling Side call conversation control function entity is used for: according to the SIP URI for carrying user terminal outside, calling being invited Please message be sent to callee side call conversation control function entity；
Callee side call conversation control function entity is used for: according to the iFC information for carrying user terminal signing outside, to quilt It makes side business control point application server send calling invitation message, calling is triggered to callee side service control point application service Device；
Callee side service control point application server is used for: after receiving calling invitation message, obtaining caller number by PAI Code；
Callee side service control point application server is used for: being sent and is taken described in UDR to home signature user server inquiry The location information of user terminal out.
Preferably, the block chain includes Ministry of Industry and Information's node and interface module, in which:
The interface module is configured for operator and registers in the block chain, by register node to adjacent thereto At least one adjacent node send inquiry request, and the feedback information of each adjacent node feedback is received, according to each The feedback information determines wound generation block, wherein the inquiry request carries the information of the inquiry wound generation block；
And the Ministry of Industry and Information address of node is obtained from the wound generation block for the register node, and to described Ministry of Industry and Information's node sends the application request for carrying the operator's informaiton for applying to become the block chain, wraps in the application request Include: the register node is corresponding: block chain mark, public key, home location register device identification and number, session control function It can entity device mark and number, equipment of Service Control Point mark and number；
Ministry of Industry and Information's node is used for: the operation qualification of the register node audited according to application request, And when audit passes through, Ministry of Industry and Information's node sends the wide of the private key signature for using Ministry of Industry and Information's node to the block chain Information is broadcast, to announce that register node is constituted the operator of block chain and corresponding configuration home location register node, session control Functional entity node, service control point node, and the corresponding identity information of operator is added separately to home location register Node, conversation control function entity node, service control point node list information in；
Wherein, Ministry of Industry and Information's node has for storing the corresponding home location register of operator described in simultaneously real-time update The block of the list information of device, wherein the home location register node of the operator, conversation control function entity node, The block of the list information of service control point node；The first network, second network are that the operator is corresponding logical Communication network；Following information: connection home location register section is included at least in the home location register node listing of operator The mark of the mark and public key, the mark of telecommunications home location register node and public key of point, mobile home location register node Knowledge and public key；Following information: connection conversation control function is included at least in the conversation control function entity node listing of operator The mark and public key of entity node, the mark of telecommunication session control function entity node and public key, mobile conversation control function are real The mark and public key of body node；Following information: connection industry is included at least in the conversation control function entity node listing of operator It is engaged in the mark and public key, the mark of telecommunication service control point node and public key, mobile service control point node of control point node Mark and public key.
Preferably, the operator adhere to separately for different geographical communication linchpin belong to region, the block chain include it is multiple not Belong to the corresponding sub-block chain in region, the home location register node, conversation control function entity node, business with communication linchpin The list information of control point node includes multiple sublist information corresponding with different communication linchpin category region；
The application request further includes the regional information of the operator, and Ministry of Industry and Information's node is also used to: according to described Operator the application request in regional information, to it is described application request the corresponding regional information of the register node and Operation qualification is audited, and when audit passes through, and Ministry of Industry and Information's node is sent to the sub-block chain to be believed using the work The broadcast message of the private key signature of portion's node, to announce that the register node is constituted the operator of the sub-block chain and correspondence is matched Home location register node, conversation control function entity node, service control point node are set, and the operator is corresponding Identity information is added separately to linchpin category home location register node, the conversation control function entity node, industry of the operator It is engaged in the sublist information of control point node.
The beneficial effects of the present invention are:
The communication means based on block chain and the communication system accordingly based on block chain, it is contemplated that group user Feature and the number of taking turn the characteristics of carrying user outside after netting, and are equivalent to by the way of block chain and establish a public database, lead to The mode for crossing block chain account book synchronizes the data information that realization user's number of taking turns user after netting in time in three current operations In the data account book of quotient and authoritative institution (Ministry of Industry and Information) database hub, and currently belong to different fortune using the realization of block chain The trombone inquiry corresponding with cornet and operator ownership management for seeking the group user of the same operator of original of quotient, use group State after family is carried outside introduces and inquires the name authority pointer record of called number, and is posted by the homing position in block chain Storage node, service control point node and call conversation control function entity node carry operation trade mark to inquire and return domain name Knowledge and identity label effectively solve the problems, such as that the group user number of taking turns existing calling when VoLTE user is used as called in network service, It realizes that group user is carried outside and is registered in IMS domain Shi Keyu group other and is registered to the normal communication of the VoLTE user in the domain CS, It ensures the normal use of group user, promotes user experience.
Detailed description of the invention
Fig. 1 is the flow chart of the communication means based on block chain in the embodiment of the present invention；
Fig. 2 be Fig. 1 in step S200) flow chart；
Fig. 3 be Fig. 1 in step S400) flow chart；
Fig. 4 is the flow chart of the building block chain in communication means of the embodiment of the present invention based on block chain；
Fig. 5 is the structural block diagram of the communication system based on block chain in the embodiment of the present invention；
In attached drawing mark:
1- user terminal；The base station 2-；3- Calling Side mobile switching centre；41- Calling Side call conversation control function entity； 42- Calling Side service control point；51- callee side call conversation control function entity；52- callee side service control point application service Device；53- callee side multimedia telephony services application server；6- carries user terminal outside；7- block chain；8- home location register Node；9- call conversation control function entity node；10- service control point node.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party Formula is to the present invention is based on the communication means of block chain and the communication system based on block chain is described in further detail.
Communication means provided by the invention based on block chain and the communication system accordingly based on block chain, for collection Group's user's number of taking turns VoLTE user in network service and realizes that the number of taking turns net based on block chain account book as calling problem when being called WVPN user normal communication.Particularly, the group user number of taking opens VoLTE business after turning net, carries number registration IMS outside As being called, the group user in net is used as the solution under calling situation in the cs domain in domain.
In the communication means based on block chain, produced via the first network number of taking to the carrying out user terminal calling Two networks and before being in the calling procedure for carrying user terminal outside of same group's private network with user terminal, building includes multiple first The block chain of home location register node.
It further include building packet before step S100) in a kind of technical solution in the cards in conjunction with Fig. 1 and Fig. 4 Include the step of the block chain of multiple home location register nodes, call conversation control function entity node and service control point node It is rapid:
Step S00): Ministry of Industry and Information's node issues the wound generation of block chain by using its corresponding private key signature in block chain Block, wherein include: the mark and public key and the identity information of founder of Ministry of Industry and Information's node in wound generation block.
Founder of Ministry of Industry and Information's node as this block chain, Ministry of Industry and Information's node is with the mode of transmission broadcast message in block chain The wound generation block of one this block chain of middle publication includes the following contents: the mark and public key of Ministry of Industry and Information's node in the wound generation block And the identity information of founder.The broadcast message is broadcast in block chain network after the private key signature using Ministry of Industry and Information's node, First block of the wound generation block as this block chain.
Step S01): operator registers in block chain, by register node at least one adjacent segments adjacent thereto Point sends inquiry request, and receives the feedback information of each adjacent node feedback, determines wound generation block according to each feedback information, Wherein, inquiry request carries the information of inquiry wound generation block.
In this step, wound generation block of the register node to querying node block chain adjacent thereto.Such as: register node to Five nodes adjacent thereto send inquiry request, and five nodes can respond the inquiry request.That is, five nodes Can inform respectively register node it is specific who be wound generation block.If the feedback information of five nodes is identical, registration section is informed Point block " A is wound generation block ", then register node confirmation block A is wound generation block.
But if three nodes inform register node " wound generation block is block B " in five nodes, two nodes inform note Volume node " wound generation block is block A ", then block B is confirmed as wound generation block by register node.That is, when register node obtain it is anti- When feedforward information is not identical, the most feedback information of identical feedback information is chosen, and is wound according to the corresponding block of the feedback information Generation block.
Step S02): register node obtains Ministry of Industry and Information address of node from wound generation block, and sends to Ministry of Industry and Information's node The application request for applying to become the operator's informaiton of block chain is carried, includes: that register node is corresponding in application request: block chain Mark, public key, home location register device identification and number, session control functional entity device mark and number, business control Point device mark and number processed.
Wherein, home location register (Home Location Register, abbreviation HLR) is the data center of system, It is the database of responsible mobile subscriber's management, permanently stores and record the subscription data of user in region within the jurisdiction, and dynamic Ground updates the location information of user, to provide the network routing of called party in call business.
Call session control function (Call Session Control Function, abbreviation CSCF) is IP multimedia The internal functional entity of system (IMS:IP Multimedia Subsystem), is the core of entire IMS network.It is mainly born Signaling control during duty processing multimedia call session, manage the subscription authentication of IMS network, IMS loading end QoS and its The cooperation of its network entity carries out control and the service negotiation and resource allocation etc. of SIP session.
Service control point (Service Control Point, abbreviation SCP) is that the core of intelligent network constructs, for storing User data and service logic are to determine the intelligent network element how to handle of calling, provide transmission using Transaction Capabilities Application Part and must (rudimentary) the application program instruction wanted.
In this step, in application request further include: the operator of register node is corresponding: Business Name, authorised representative People's (name+identification card number), registered capital, registered address, Business Registration Number (number of registration such as 569876654324567), at The information such as between immediately.
Step S03): Ministry of Industry and Information's node audits the operation qualification of register node according to application request, and when audit By when, Ministry of Industry and Information's node to block chain send using Ministry of Industry and Information's node private key signature broadcast message, with announce registration section Point constitutes the operator of block chain and corresponding configuration home location register node, conversation control function entity node, business control System point node, and the corresponding identity information of operator is added separately to home location register node, conversation control function reality Body node, service control point node list information in.
Ministry of Industry and Information's node has for storing the simultaneously corresponding home location register node of real-time update operator, session control Functional entity node processed, service control point node list information block, first network, the second network are different operators Corresponding communication network.
The home location register list information of each operator of this block chain is locally stored in Ministry of Industry and Information's node, and The home location register list information of each operator of real-time update, home location register save permanent user data. The information such as the mark of all operator ownership location register nodes in the list including this block chain and public key, that is, fortune Seek quotient home location register node listing in include at least following information: the mark of connection home location register node and The mark and public key of public key, the mark of telecommunications home location register node and public key, mobile home location register node.
The operator call conversation control function entity list information of this block chain is locally stored in Ministry of Industry and Information's node, and And each operator call conversation control function entity list information of real-time update, it include all operations of this block chain in the list The information such as the mark of quotient's call conversation control function entity node and public key.That is, the conversation control function entity of the operator Following information: the mark and public key, telecommunication call of connection call conversation control function entity node is included at least in node listing Mark and public key, the mark and public key of mobile calls conversation control function entity node of conversation control function entity node.
The service control point list information of each operator of this block chain is locally stored in Ministry of Industry and Information's node, and in real time Update the service control point list information of each operator.It saves at all Operator Specific Service control points in the list including this block chain The information such as the mark of point and public key, and the list of the group user of this operator is prestored, for judging calling number and called number Whether code belongs to same group.That is, including at least following information: connection industry in the service control point node listing of the operator It is engaged in the mark and public key, the mark of telecommunication service control point node and public key, mobile service control point node of control point node Mark and public key.
In a kind of technical solution in the cards, belong to region, block when operator adheres to separately for the communication linchpin of different geographical Chain includes that multiple and different communication linchpins belong to the corresponding sub-block chain in region, home location register node, conversation control function entity Node, service control point node list information include that multiple have jurisdiction over different communication belongs to the corresponding sublist information in region When, then comprising steps of
Application request further includes the regional information of operator, and Ministry of Industry and Information's node is according to the region in the application request of operator Information, the corresponding regional information of register node and operation qualification to application request are audited, and when audit passes through, work letter Portion's node sends the broadcast message of the private key signature using Ministry of Industry and Information's node to sub-block chain, to announce that register node is constituted sub-district The operator of block chain and corresponding configuration home location register node, conversation control function entity node, service control point node, And the corresponding identity information of operator is added separately to linchpin category home location register node, the conversation control function of operator Entity node, service control point node sublist information in.
In this step, whole block chain is divided by region block by the difference of region, is received in Ministry of Industry and Information's node After application request, determine that this application requests corresponding region block, first to generate home location register in the region block Node, conversation control function entity node, business control nodes, realize the technical effect of diversification.
The communication means based on block chain and the communication system accordingly based on block chain, carry him outside in group user The net and user in other domains CS of Home Network carries out communication process and is described as follows when being registered to IMS domain and in group.Specifically to carry use outside Family terminal is that the WVPN group user number of taking turns net and opens VoLTE, and provides solution as called when being registered to IMS domain.
The number of taking turn net be also referred to as number can carry, number portable, a mobile communication operator, for example hold The mobile phone user of mobile number is transferred to China Telecom's net or network for China Unicom, enjoys the electricity of China Telecom or China Unicom offer Believe operating service.It will include that fixed number carries and two kinds of mobile number portability that the number of taking, which turns host,.The implementation number of taking, which turns net, to be considered It is that can make consumer, country and all benefited behave of telecommunications industry three.Local number portability not only improves consumer, is also beneficial to excellent Change market structure, by the measure of control in market, realizes effective competition, improve consumer welfare.For consumer, number is taken Band can reduce the network transfer cost of user；For country, local number portability can save number resource.After implementing local number portability, number Code resource is usually managed concentratedly by third party, and social resources are also saved.
VoLTE is the standard LTE voice solution that GSMA and 3GPP are defined, and wherein GSMA mainly formulates business and function It is required that 3GPP mainly formulates technical detail, such as signaling process and network function requirement.Its core business of VoLTE controls network IMS (IP multimedia subsystem) network cooperates LTE and EPC the network implementations voice based on packet domain, video communication end to end Business.By the control of IMS system, VoLTE solution can be provided and the comparable voice service of circuit domain performance and its benefit Fill business, comprising: number shows, call forwarding, Call Waiting, conference telephone etc..
VoLTE business is related to the more multi-environment complexity of network element, such as is related to existing net circuit domain, packet domain, including LTE and IMS And the equipment such as PCC deployment and build, the framework of simplifying of VoLTE network is summarized as follows:
VoLTE network includes base station, mobile management entity, S-GW (Serving GateWay, gateway), P-GW (PDN (Packet Data Network) Gateway, packet data gateway), (Home Location Regi ster, returns HLR Belong to location register)/HSS (Home Subscriber Server, home signature user server), MSC-Server ((Mobile Switching Center-server, Mobile Switching Center Server), CSCF (Call Session Control Function, call conversation control function entity), IMS domain, I/S-CSCF, MMTel AS (MultiMediaTelephony Application Server, mediaphone application server)/SCP-AS (Service Control Point Application Server, service control point application server) etc. network elements.
Wherein, the domain CS is that eSRVCC function is supported in MSC upgrading, passes through the Sv interface and MSC between mobile management entity Mw/I2 interface between ATCF or I-CSCF realizes the continuity of VoLTE voice service, meets and removes when in communication process The LTE area of coverage guarantees the primary demand that the continuity of business makes call smoothly switch 2G/3G network.
IMS domain mainly completes the functions such as Call- Control1, business continuance and domain selection.Wherein P/I/S-CSCF supports mirror Power, signalling security protection, signalling compression etc.；MMTel-AS supports mediaphone and supplementary service, comprising: number shows, Call forwarding, Call Waiting, conference telephone etc.；ATCF/ATGW function is introduced, increases SCC-AS function newly to support eSRVCC function To complete continuous voice call control, access/business domains selection in addition, based on authentication, business consistency and domain selection It is required that tri- equipment of HLR/EPC-HSS/IMS-HSS is needed to be merged.Demand, I/S-CSCF are re-synchronized to melting based on Gx/Rx It closes HSS addressing requirement and usim card exports the addressing requirement of general domain name, requiring DRA equipment can be to IMSI or band The IMPU of IMSI carries out routing addressing.
Subscriber terminal side: VoLTE user terminal needs support CSFB (Circuit Switched Fallback, circuit domain Fall after rise) and VoLTE/eSRVCC (Enhanced Single Radio Voice Call Continuity, enhancing it is single Wireless voice call continuity) etc. basic functions, support high definition voice/video, supplementary service and information series business.
Wireless side: base station is mainly responsible for radio resource management function, main to include IP and compress and user data stream encryption, Mobile management entity selection when user terminal adheres to, the scheduled transmission of paging information and are set the scheduled transmission of broadcast message Set and provide the measurement etc. of base station.
The domain EPC (Evolved Packet Core, block core): mainly include mobile management entity, S-GW, P-GW, The network elements such as HSS, the foundation of signaling default bearing, voice and the video that the domain EPS cooperation IMS domain is completed P-CSCF discovery, initially adhered to Etc. business dedicated bearing foundation etc..Generally use special IMS APN (Access Point Name, access point name) Voice service is provided.
SCP AS is the logical functional entity after SCP upgrading, provides VPN cornet class for VoLTE user, number hides transformation Class, charging supplement the intelligent network service logicals such as class, position associated class, family's calling control class, information push class with money, for existing net intelligence The succession of energy business.
PCC mainly combines P-CSCF (AF function point) and GGSN/P-GW (PCEF function point) and completes policy control decision With the function of carrying out charging control based on stream.
Mobile virtual private network business (Wireless Virtual Private Network, abbreviation WVPN) is to utilize 2G/ The resource of 3G/4G net and fixed net provides a private network in logic to certain enterprises, group etc., for these enterprises, collection Group is in the private network to 2G/3G/4G user, PSTN user's open service.This business can be to the user in group with certain The rate of degree are preferential, support flexible number function, flexible display function, flexible dial mode, closed group user excellent Favour, net nickname code character, off-net call, flexible control calling, group's block, user's block, system prohibit dialing etc..WVPN is main It is the V network service transprovincially provided for national each province user.
Cornet can freely be numbered according to user demand, and total length is 3~7.Mobile phone cornet is not in same cornet cluster It can repeat, the mobile phone cornet of different cornet cluster nets may be reused.One user only allows that a cornet cluster net is added, User must first exit from former cluster when another cornet cluster is added.With connection cluster net as an example, in same group, " Global Link cluster net " and " cornet cluster net " can and be deposited, and preferential relationship is not present between two cluster nets.In the group Global Link client can choose while being added Global Link cluster net and cornet cluster net.Between cornet cluster net and home network not mutually A cornet cluster net, a cornet home network can be added in reprimand, client simultaneously.It is both cluster net according to " most favorable " strategy The number of minutes when being call between the user of home network again is preferentially included in set meal the number of minutes in cluster net.
As shown in Figure 1, being somebody's turn to do the communication means based on block chain, user terminal is called via first network (Home Network) number of taking It produces to the second network (his net) and is in when carrying user terminal outside of same group's private network, user terminal registration with user terminal To the domain CS as caller, carries user terminal outside and be registered to IMS domain as being called, calling procedure includes:
Step S100): radio bearer is established in user terminal and base station, by Calling Side call conversation control function entity to Network side sends calling invitation message, in which: calling invitation message includes at least the group's cornet for carrying user terminal outside.
The present embodiment is with two users in same group, and user A dials user B as an example, calling subscriber A The trombone of (user terminal) i.e. true number are that 18600001111, group's cornet (V net cornet) is 661111 (UE- A18601101111/661111), the trombone of called subscriber B (carrying user terminal outside) is 13211116789, group's cornet (V net Cornet) it is 662222 (UE-B13211116789/662222).
In this step, comprising steps of
Step S101): user terminal is to base station initiating business request message.
Step S102): base station is asked to mobile switching centre (Mobile Switch Center, abbreviation MSC) transmission business Seek message.
Step S103): mobile switching centre receives the calling that calling subscriber A is initiated, according to the CSI state (example of Calling Side Such as start O-CSI state) calling is triggered to the corresponding service control point of user terminal (SCPa) as calling subscriber.It is mobile Switching centre sends IDP (initial Initial DP) and arrives service control point (SCP), and the parameter of IDP mainly includes service key (in industry One business of unique identification between business exchange point SSP and service control point (SCP)), calling number, called number, number attribute etc..Its In, Service Switching Point (Service Switching Point, abbreviation SSP): connect the connection of existing mobile network and intelligent network Point provides the function of access intelligent network function collection.It is some call setup IN service control planning that SSP, which requests SCP, usually SSP is reported to first message of SCP in intelligent call.
Step S200): service control point querying node called number of the Calling Side service control point into preset block chain The corresponding operator's membership for carrying user terminal outside of code, user terminal whether be group user/whether with carry user's end outside End is in same group's private network, and extracts the trombone for carrying user terminal outside, and be triggered to calling by mobile switching centre Multimedia telephony services application server corresponding with called number.
Block chain in the present embodiment has with lower node: user node, each operator home location register node (including connection home location register node, telecommunications home location register node, mobile home location register node), work Letter portion node, each operator call conversation control function entity node (including connection call conversation control function entity node, Mobile calls conversation control function entity node, telecommunication call conversation control function entity node), each business control of each operator System point node (including connection business control nodes, telecommunication service control node, mobile service control node).In communication process In, calling party or callee are related to the tune of home location register, call conversation control function entity and business control nodes When with movement, home location register node, call conversation control function entity node that can actively to default block chain Inquiry is carried out with service control point node or carries out information update after execution, to keep passing through corresponding list query Newest attribute information of the communicating pair in operator is obtained, and the operators communication network is configured according to newest attribute information In corresponding home location register, call conversation control function entity and service control point information, and docking operator In other network element devices.
As shown in Fig. 2, in this step, comprising steps of
Step S201): Calling Side service control point (SCPa) is sentenced by the service control point node in preset block chain Whether disconnected calling number and called number belong to same group, and inquire the called number for carrying user terminal outside 662222 Turn net to his network operation business through the number of taking, is then identified information above in the ticket of triggering, to subsequent communications Road By the selection in path.
Step S202): Calling Side service control point (SCPa) to mobile switching centre issues RRBE message, and (RRBE message is Basic Call State Model BCSM Event Report Request), request reports dependent event.
Step S203): Calling Side service control point (SCPa) issues AC message to Calling Side moving exchanging center MSC a.
Step S204): Calling Side service control point (SCPa) issues FCI message to mobile switching centre, and notice business is handed over It changes and related content a little is added in this calling ticket.
Step S205): by the service control point node in preset block chain judge the calling number of user terminal with The called number for carrying user terminal outside belongs to same group user, inquires corresponding length according to the group's cornet for carrying user terminal outside Number, connecting message is issued to mobile switching centre.
Step S206): mobile switching centre, will according to the T-CSI for carrying user terminal (receiving end) outside as called subscriber B Calling is triggered to callee side multimedia telephony services application server (MultiMedia Telephony Application Server, abbreviation MMTEL AS).
Step S300): callee side multimedia telephony services application server by call anchoring to IMS domain, and pass through media Gateway control function entity maps initial address message and calling message request.
In this step, comprising steps of
Step S301): callee side multimedia telephony services application server will be exhaled by connecting the corresponding IMRN of message return It cries and is anchored to IMS domain, in which: IMRN format is to increase Fixed CP before original called party number.
Step S302): Calling Side moving exchanging center MSC a is to Media Gateway Control Function entity (Media Gateway Control Function, abbreviation MGCF) send initial address (Initial Address, abbreviation IAM) message.
Step S303): initial address message is mapped as calling and (invite) is invited to disappear by Media Gateway Control Function entity Breath is sent to call conversation control function entity, and initial address message and calling message request are mapped, particularly: By in initial address message CallingPartyNumber and additionalCallingPartyNumber be mapped to calling FROM and PAI in invitation message.
Step S400): the call conversation control function entity in IMS domain is through the Call-Establish-Success rate function in default block chain Energy entity node is identified to the Session Resources of home location register querying node called number, and calling invitation message is sent to Callee side call conversation control function entity and callee side service control point application server and callee side service control point are answered With the location information for carrying user terminal outside of server inquiry called subscriber.
As shown in figure 3, in this step, comprising steps of
Step S401): the call conversation control function entity in IMS domain is through the Call-Establish-Success rate function in default block chain Energy entity node sends broadcast message and initiates to inquire to home location register node, inquires the name authority pointer of called number Record.
Step S402): home location register node returns to the Session Resources mark for carrying the route code of user terminal outside Know SIP URI, wherein SIP is Session initiation Protocol (Session Initiation Protocol), and uniform resource identifier claims Make SIP URI, for SIP URI as an address E-mail, typical uniform resource identifier includes a user name and host name.
Step S403): Calling Side call conversation control function entity is according to the user terminal of carrying outside as called subscriber Calling invitation message is gone to callee side call conversation control function entity through network side, i.e., by calling invitation message by SIP URI It is sent to callee side call conversation control function entity (i.e. user terminal calls the sip address for carrying user terminal outside by SIP).
Step S404): callee side call conversation control function entity carries what user terminal was contracted outside according to called subscriber's IFC information sends calling invitation message to callee side service control point application server, calling is triggered to called side business control System point application server.
Step S405): after callee side service control point application server receives calling invitation message, is obtained and led by PAI It calls out the numbers code, FROM can be first passed through and judge calling user dials cornet, called and shown as cornet.
Step S406): callee side service control point application server sends UDR and looks into home signature user server HSS Ask the location information for carrying user terminal outside as called subscriber.
Step S500): callee side service control point application server sends calling invitation message to callee side call session The routing of control function entity is called, and calling subscriber and called subscriber are through the realization session of Media Gateway Control Function entity.
In this step, comprising steps of
Step S501): callee side service control point application server sends calling invitation message to Call-Establish-Success rate function Energy entity routing is called, if modifying the cornet for the user terminal that FROM is calling subscriber to show cornet, PAI is caller use The trombone of the user terminal at family；If modifying FROM and PAI all and being the trombone of the user terminal of calling subscriber to show trombone.
Step S502): callee side call conversation control function entity triggered multimedia telephone service application server, by more Media phone service application service device provide basic business and routed domain choosing, and final route called subscriber B carry outside user end End.
Step S503): called subscriber B carry outside user terminal receive calling invitation message after, preferentially according to FROM header field It carries out to show V net cornet.
Step S504): by subsequent 180ringing, PRACK the interacting messages such as 200OK, 200OK carry out response, meeting Words are established.
Step S505): Calling Side call conversation control function entity sends called party answer message 200OK and gives calling subscriber A User terminal, the user terminal of calling subscriber A sends BYE message.
Step S506): after service control point application server receives BYE message, write ticket, releasing session.
Correspondingly, including at least: base as shown in figure 5, the present embodiment also provides a kind of communication system based on block chain It stands, mobile switching centre, call conversation control function entity, service control point application server, multimedia telephony services application Server and block chain, the calling of user terminal 1 are produced to the second network via the first network number of taking and are in user terminal 1 When carrying user terminal 6 outside of same group's private network, user terminal 1 are registered to the domain CS as caller, carry user terminal 6 outside and be registered to When IMS domain is as being called, user terminal 1 is used for: being established radio bearer with base station 2, is passed through Calling Side call session control function Entity 41 sends calling invitation message to network side, in which: calling invitation message is short including at least the group for carrying user terminal 6 outside Number；
Calling Side service control point 42 is used for: the service control point node 10 into preset block chain 7 inquires called number The corresponding operator's membership for carrying user terminal 6 outside of code, user terminal 1 whether be group user, whether with carry user outside Terminal 6 is in same group's private network, and extracts the trombone for carrying user terminal 6 outside, and will by Calling Side mobile switching centre 3 Calling is triggered to multimedia telephony services application server corresponding with called number；
Callee side multimedia telephony services application server 53 is used for: by call anchoring to IMS domain, and passing through Media Gateway Control function entity maps initial address message and calling message request；
Call conversation control function entity in IMS domain is used for: through the call session control function in preset block chain 7 Entity node 9 inquires the Session Resources mark of called number to home location register node 8, and calling invitation message is sent to Callee side call conversation control function entity 51 and callee side service control point application server 52 and callee side Service control Point application server 52 inquires the location information for carrying user terminal 6 outside of called subscriber；
Callee side service control point application server 52 is used for: sending calling invitation message to callee side Call-Establish-Success rate The routing of functional entity 51 is called, so that calling subscriber and called subscriber realize session through Media Gateway Control Function entity.
In a kind of technical solution in the cards,
Calling Side service control point 42 is used for: being judged whether calling number and called number belong to same group, and is inquired Turn net to his network operation business to the number of taking for carrying user terminal 6 outside, then marks information above in the ticket of triggering Know, the selection to routed path in subsequent communications；
Calling Side service control point 42 is used for: issuing Basic Call State Model BCSM event to Calling Side mobile switching centre 3 Report request, request report dependent event；
Calling Side service control point 42 is used for: issuing AC message to Calling Side mobile switching centre 3；
Calling Side service control point 42 is used for: being issued FCI message to Calling Side mobile switching centre 3, is notified operation exchange Related content is added in this calling ticket in point；
Service control point node 10 in preset block chain 7 is used for: being judged the calling number of user terminal 1 and is carried use outside The called number of family terminal 6 belongs to same group user, inquires corresponding trombone according to the group's cornet for carrying user terminal 6 outside, Connecting message is issued to Calling Side mobile switching centre 3；
Calling Side mobile switching centre 3 is used for: according to the T-CSI for carrying user terminal 6 outside, it is more that calling being triggered to callee side Media phone service application service device.
In a kind of technical solution in the cards,
Call conversation control function entity in IMS domain is used for: real through the call session control function in preset piece of chain Body node 9 sends broadcast message and initiates to inquire to home location register node 8, inquires the name authority pointer note of called number Record；
Home location register node 8 is used for: returning to the Session Resources mark SIP for carrying the route code of user terminal 6 outside URI；
Calling Side call conversation control function entity 41 is used for: according to the SIP URI for carrying user terminal 6 outside, calling being invited Please message be sent to callee side call conversation control function entity 51；
Callee side call conversation control function entity 51 is used for: according to the iFC information for carrying the signing of user terminal 6 outside, to quilt It makes side business control point application server 52 send calling invitation message, calling is triggered to callee side service control point application clothes Business device 52；
Callee side service control point application server 52 is used for: after receiving calling invitation message, obtaining caller number by PAI Code；
Callee side service control point application server 52 is used for: being sent UDR and is carried outside to home signature user server inquiry The location information of user terminal 6.
In a kind of technical solution in the cards, block chain includes Ministry of Industry and Information's node and interface module, in which:
Interface module is configured for operator and registers in block chain, by register node to adjacent thereto at least one A adjacent node sends inquiry request, and receives the feedback information of each adjacent node feedback, is determined according to each feedback information Create generation block, wherein inquiry request carries the information of inquiry wound generation block；
And Ministry of Industry and Information address of node is obtained from wound generation block for register node, and take to the transmission of Ministry of Industry and Information's node Band applies to become the application request of the operator's informaiton of block chain, includes: that register node is corresponding in application request: block chain mark Knowledge, public key, home location register device identification and number, session control functional entity device mark and number, Service control Point device mark and number；
Ministry of Industry and Information's node is used for: being audited according to application request to the operation qualification of register node, and when audit passes through When, Ministry of Industry and Information's node sends the broadcast message of the private key signature using Ministry of Industry and Information's node to block chain, to announce register node structure Operator and corresponding configuration home location register node, conversation control function entity node, service control point at block chain Node, and the corresponding identity information of operator is added separately to home location register node, conversation control function entity section Point, service control point node list information in；
Ministry of Industry and Information's node has the list information for storing the simultaneously corresponding home location register of real-time update operator Block, wherein the home location register node of operator, conversation control function entity node, service control point node The block of list information；First network, the second network are the corresponding communication network of operator；
Wherein, following information is included at least in the home location register node listing of operator: connection homing position is posted The mark and public key of storage node, the mark of telecommunications home location register node and public key, mobile home location register section The mark and public key of point；Following information: connection session control is included at least in the conversation control function entity node listing of operator The mark and public key of functional entity node processed, the mark of telecommunication session control function entity node and public key, mobile session control The mark and public key of functional entity node；Following information is included at least in the conversation control function entity node listing of operator: The mark and public key of connection service control point node, the mark of telecommunication service control point node and public key, mobile service control point The mark and public key of node.
In a kind of technical solution in the cards, operator, which adheres to separately, belongs to region, block chain for the communication linchpin of different geographical It is had jurisdiction over including multiple and different communications and belongs to the corresponding sub-block chain in region, home location register node, conversation control function entity section Point, service control point node list information include that multiple have jurisdiction over different communication belongs to the corresponding sublist information in region；
Application request further includes the regional information of operator, and Ministry of Industry and Information's node is also used to: being requested according to the application of operator In regional information, the corresponding regional information of register node and operation qualification to application request audit, and when audit is logical Out-of-date, Ministry of Industry and Information's node sends the broadcast message of the private key signature using Ministry of Industry and Information's node to sub-block chain, to announce registration section Point constitutes the operator of sub-block chain and corresponding configuration home location register node, conversation control function entity node, business Control point node, and by the corresponding identity information of operator be added separately to operator linchpin category home location register node, Conversation control function entity node, service control point node sublist information in.
Communication means based on block chain in the present invention and the communication system accordingly based on block chain, it is contemplated that group The characteristics of user and the number of taking turn the characteristics of carrying user outside after netting, and are equivalent to by the way of block chain and establish a public data Library is synchronized the data information that realization user's number of taking turns user after netting at current three by way of block chain account book in time In the data account book of operator and authoritative institution (Ministry of Industry and Information) database hub, and currently belonged to not using the realization of block chain With the trombone inquiry corresponding with cornet and operator ownership management of the group user of the same operator of original of operator, to collection State after group user carries outside introduces and inquires the name authority pointer record of called number, and passes through the ownership position in block chain Register node, business control nodes and call conversation control function entity node are set to inquire and return domain name and carry operator Mark and identity label, effectively solve the group user number of taking turn in network service VoLTE user as it is called when existing calling ask Topic realizes that group user is carried outside and is registered in IMS domain Shi Keyu group other and is registered to the positive normal open of the VoLTE user in the domain CS Letter ensures the normal use of group user, promotes user experience.
It is understood that embodiment of above is only principle to illustrate the invention and the exemplary embodiment party that uses Formula, however the present invention is not limited thereto.For those skilled in the art, spirit of the invention is not being departed from In the case where essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.

Claims (11)

1. a kind of communication means based on block chain, which is characterized in that user terminal calling is produced via the first network number of taking It is in when carrying user terminal outside of same group's private network to the second network and with the user terminal, the user terminal is registered to The domain CS is registered to IMS domain as being called as caller, the user terminal of carrying outside, and calling procedure includes:
Radio bearer is established in the user terminal and base station, is sent by Calling Side call conversation control function entity to network side Calling invitation message, in which: the calling invitation message includes at least the group's cornet for carrying user terminal outside；
Service control point querying node called number of the Calling Side mobile switching centre into preset block chain is corresponding to be carried outside Whether operator's membership of user terminal, the user terminal are group user/whether carry outside at user terminal with described The trombone of user terminal is carried outside in same group's private network, and described in extraction, and is triggered to calling by mobile switching centre Multimedia telephony services application server corresponding with called number；
Callee side multimedia telephony services application server is by call anchoring to IMS domain, and it is real to pass through Media Gateway Control Function Body maps initial address message and calling message request；
Call conversation control function entity in IMS domain through the call conversation control function entity node in preset block chain to The Session Resources of home location register querying node called number identify, and calling invitation message is sent to callee side calling meeting Talk about control function entity and callee side service control point application server and the inquiry of callee side service control point application server The location information for carrying user terminal outside of called subscriber；
Callee side service control point application server sends calling invitation message to callee side call conversation control function entity road By being called, calling subscriber and called subscriber are through the realization session of Media Gateway Control Function entity.
2. communication means according to claim 1, which is characterized in that Calling Side service control point is into preset block chain The corresponding operator's membership for carrying user terminal outside of service control point querying node called number, the user terminal be It is no for group user/whether be in same group's private network with the user terminal of carrying outside, and carry user terminal outside described in extraction Trombone, and calling is triggered to by multimedia telephony services application server corresponding with called number by mobile switching centre The step of, comprising:
Calling Side service control point judges whether calling number and called number belong to same group, and inquires and carry user's end outside The number of taking at end turns net to his network operation business, then is identified information above in the ticket of triggering, to subsequent logical The selection of routed path in letter；
Calling Side service control point issues Basic Call State Model BCSM Event Report Request to Calling Side mobile switching centre, request Report dependent event；
Calling Side service control point issues AC message to Calling Side mobile switching centre；
Calling Side service control point issues FCI message to Calling Side mobile switching centre, and notice Service Switching Point is in this calling Related content is added in ticket；
Judge that the calling number of the user terminal is taken with described by the service control point node in preset block chain The called number of user terminal belongs to same group user out, corresponding according to the group's cornet inquiry for carrying user terminal outside Trombone issues connecting message to Calling Side mobile switching centre；
Calling Side mobile switching centre carries the T-CSI of user terminal outside according to, and calling is triggered to callee side multimedia electricity Call business application server.
3. communication means according to claim 2, which is characterized in that the call conversation control function entity warp in IMS domain Meeting of the call conversation control function entity node to home location register querying node called number in preset block chain Resource identification is talked about, calling invitation message is sent to callee side call conversation control function entity and callee side service control point is answered The location information for carrying user terminal outside of called subscriber is inquired with server and callee side service control point application server Step, comprising:
Call conversation control function entity in IMS domain is through the call conversation control function entity node in default block chain It sends broadcast message and initiates to inquire to the home location register node, inquire the name authority pointer record of called number；
The home location register node returns to the Session Resources mark for carrying the route code of user terminal outside；
Calling Side call conversation control function entity carries the SIPURI of user terminal outside according to, and calling invitation message is sent Give callee side call conversation control function entity；
Callee side call conversation control function entity carries the iFC information of user terminal signing outside according to, to called side business Control point application server sends calling invitation message, and calling is triggered to callee side service control point application server；
After callee side service control point application server receives calling invitation message, calling number is obtained by PAI；
Callee side service control point application server sends and carries user terminal outside described in UDR to home signature user server inquiry Location information.
4. communication means according to any one of claim 1-3, which is characterized in that built in the user terminal with base station It further include that building includes multiple home location register nodes, call conversation control function entity node before vertical radio bearer The step of with the block chain of service control point node:
Operator registers in the block chain, sends inquiry at least one adjacent node adjacent thereto by register node Request, and the feedback information of each adjacent node feedback is received, wound generation block is determined according to each feedback information, In, the inquiry request carries the information of the inquiry wound generation block；
The register node obtains Ministry of Industry and Information address of node from the wound generation block, and takes to Ministry of Industry and Information's node transmission Band applies to become the application request of the operator's informaiton of the block chain, includes: the register node pair in the application request Answer: block chain mark, public key, home location register device identification and number, session control functional entity device mark and Number, equipment of Service Control Point mark and number；
Ministry of Industry and Information's node audits the operation qualification of the register node according to application request, and when audit is logical Out-of-date, Ministry of Industry and Information's node sends the broadcast message of the private key signature using Ministry of Industry and Information's node to the block chain, with Announce that register node constitutes the operator of block chain and corresponding configuration home location register node, conversation control function entity section Point, service control point node, and the corresponding identity information of operator is added separately to home location register node, session control Functional entity node processed, service control point node list information in；
Wherein, Ministry of Industry and Information's node has for storing the corresponding home location register section of operator described in simultaneously real-time update Point, conversation control function entity node, service control point node list information block；The first network, described second Network is the corresponding communication network of the operator；Following letter is included at least in the home location register node listing of operator Breath: mark and public key, the mark and public key, movement of telecommunications home location register node of connection home location register node The mark and public key of home location register node；It is included at least in the conversation control function entity node listing of operator following Information: mark and public key, the mark and public affairs of telecommunication session control function entity node of connection conversation control function entity node The mark and public key of key, mobile conversation control function entity node；In the conversation control function entity node listing of operator extremely Less include following information: the mark and public key of connection service control point node, the mark of telecommunication service control point node and public key, The mark and public key of mobile service control point node.
5. communication means according to claim 4, which is characterized in that the communication linchpin that the operator adheres to separately as different geographical Belong to region, the block chain includes that multiple and different communication linchpins belong to the corresponding sub-block chain in region, the home location register section Point, conversation control function entity node, service control point node list information include multiple with the area the different communication Xia Shu The corresponding sublist information in domain；
The application request further includes the regional information of the operator, and Ministry of Industry and Information's node is according to the operator Regional information in application request carries out the corresponding regional information of the register node and operation qualification of the application request Audit, and when audit passes through, Ministry of Industry and Information's node sends the private key using Ministry of Industry and Information's node to the sub-block chain The broadcast message of signature, to announce that the register node is constituted the operator of the sub-block chain and corresponding configuration homing position is posted Storage node, conversation control function entity node, service control point node, and the corresponding identity information of the operator is distinguished It is added to linchpin category home location register node, the conversation control function entity node, service control point node of the operator Sublist information in.
6. communication means according to claim 4, which is characterized in that before operator registers in the block chain, It further comprises the steps of:
Ministry of Industry and Information's node issues the wound generation of the block chain by using its corresponding private key signature in the block chain Block, wherein include: the mark and public key and the identity information of founder of Ministry of Industry and Information's node in wound generation block.
7. a kind of communication system based on block chain, which is characterized in that include at least: base station, mobile switching centre, call session Control function entity, service control point, service control point application server, multimedia telephony services application server and block Chain, user terminal calling is produced via the first network number of taking to the second network and to be in same group with the user terminal special When carrying user terminal outside of net, the user terminal is registered to the domain CS as caller, and the user terminal of carrying outside is registered to IMS domain As it is called when,
User terminal is used for: radio bearer is established with the base station, by Calling Side call conversation control function entity to network Side sends calling invitation message, in which: the calling invitation message includes at least the group's cornet for carrying user terminal outside；
Calling Side mobile switching centre is used for: the service control point querying node called number pair into the preset block chain Whether the operator's membership for carrying user terminal outside answered, the user terminal are group user, whether with described carry use outside Family terminal is in same group's private network, and carries the trombone of user terminal outside described in extraction, and will exhale by mobile switching centre It cries and is triggered to multimedia telephony services application server corresponding with called number；
Callee side multimedia telephony services application server is used for: by call anchoring to IMS domain, and passing through media gateway controlling function Energy entity maps initial address message and calling message request；
Call conversation control function entity in IMS domain is used for: through the call conversation control function entity section in default block chain Point is identified to the Session Resources of home location register querying node called number, and calling invitation message is sent to callee side and is exhaled It is conversation control function entity and callee side service control point application server and callee side service control point application server Inquire the location information for carrying user terminal outside of called subscriber；
Callee side service control point application server is used for: it is real to callee side call session control function to send calling invitation message Body routing is called, so that calling subscriber and called subscriber realize session through Media Gateway Control Function entity.
8. communication system according to claim 7, which is characterized in that
Calling Side service control point is used for: being judged whether calling number and called number belong to same group, and is inquired described The number of taking for carrying user terminal outside turns net to his network operation business, then is identified information above in the ticket of triggering, Selection to routed path in subsequent communications；
Calling Side service control point is used for: being issued the report of Basic Call State Model BCSM event to Calling Side mobile switching centre and is asked It asks, request reports dependent event；
Calling Side service control point is used for: issuing AC message to Calling Side mobile switching centre；
Calling Side service control point is used for: being issued FCI message to Calling Side mobile switching centre, is notified Service Switching Point at this Related content is added in calling ticket；
The service control point node in preset block chain is used for: judging that the calling number of the user terminal is taken with described The called number of user terminal belongs to same group user out, corresponding according to the group's cornet inquiry for carrying user terminal outside Trombone issues connecting message to Calling Side mobile switching centre；
Calling Side mobile switching centre is used for: according to the T-CSI for carrying user terminal outside, calling being triggered to the more matchmakers of callee side Body telephone service application server.
9. communication system according to claim 7, which is characterized in that
Call conversation control function entity in IMS domain is used for: real through the call session control function in default block chain Body node sends broadcast message and initiates to inquire to the home location register node, inquires the name authority pointer of called number Record；
The home location register node is used for: returning to the Session Resources mark for carrying the route code of user terminal outside；
Calling Side call conversation control function entity is used for: according to the SIP URI for carrying user terminal outside, calling being invited and is disappeared Breath is sent to callee side call conversation control function entity；
Callee side call conversation control function entity is used for: according to the iFC information for carrying user terminal signing outside, to callee side Service control point application server sends calling invitation message, and calling is triggered to callee side service control point application server；
Callee side service control point application server is used for: after receiving calling invitation message, obtaining calling number by PAI；
Callee side service control point application server is used for: being sent and is carried use outside described in UDR to home signature user server inquiry The location information of family terminal.
10. the communication system according to any one of claim 7-9, which is characterized in that the block chain includes Ministry of Industry and Information Node and interface module, in which:
The interface module is configured for operator and registers in the block chain, by register node to it is adjacent thereto extremely A few adjacent node sends inquiry request, and receives the feedback information of each adjacent node feedback, according to each described Feedback information determines wound generation block, wherein the inquiry request carries the information of the inquiry wound generation block；
And the Ministry of Industry and Information address of node is obtained from the wound generation block for the register node, and believe to the work Portion's node sends the application request for carrying the operator's informaiton for applying to become the block chain, includes: institute in the application request It is corresponding to state register node: block chain mark, public key, home location register device identification and number, conversation control function are real Body device identification and number, equipment of Service Control Point mark and number；
Ministry of Industry and Information's node is used for: being audited, and worked as to the operation qualification of the register node according to application request When audit passes through, Ministry of Industry and Information's node sends the broadcast letter using the private key signature of Ministry of Industry and Information's node to the block chain Breath, to announce that register node is constituted the operator of block chain and corresponding configuration home location register node, conversation control function Entity node, service control point node, and by the corresponding identity information of operator be added separately to home location register node, Conversation control function entity node, service control point node list information in；
Wherein, Ministry of Industry and Information's node has for storing the corresponding home location register of operator described in simultaneously real-time update The block of list information, wherein home location register node, the conversation control function entity node, business of the operator The block of the list information of control point node；The first network, second network are the corresponding communication network of the operator Network；Following information is included at least in the home location register node listing of operator: connection home location register node Mark and public key, the mark of telecommunications home location register node and public key, mobile home location register node mark and Public key；Following information: connection conversation control function entity is included at least in the conversation control function entity node listing of operator The mark and public key of node, the mark of telecommunication session control function entity node and public key, mobile conversation control function entity section The mark and public key of point；Following information: connection business control is included at least in the conversation control function entity node listing of operator The system point mark of node and the mark of public key, the mark of telecommunication service control point node and public key, mobile service control point node And public key.
11. communication system according to claim 10, which is characterized in that the communication that the operator adheres to separately as different geographical Linchpin belongs to region, and the block chain includes that multiple and different communication linchpins belong to the corresponding sub-block chain in region, the home location register Node, conversation control function entity node, service control point node list information include that multiple linchpins with the different communication belong to The corresponding sublist information in region；
The application request further includes the regional information of the operator, and Ministry of Industry and Information's node is also used to: according to the operation Regional information in the application request of quotient, the corresponding regional information of the register node and operation to the application request Qualification is audited, and when audit passes through, and Ministry of Industry and Information's node is sent to the sub-block chain and saved using the Ministry of Industry and Information The broadcast message of the private key signature of point, to announce that the register node is constituted the operator of the sub-block chain and corresponding configuration is returned Belong to location register node, conversation control function entity node, service control point node, and by the corresponding identity of the operator Information is added separately to linchpin category home location register node, the conversation control function entity node, business control of the operator In the sublist information of system point node.
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110248351A (en) * 2019-07-02 2019-09-17 中国联合网络通信集团有限公司 A kind of communication means based on block chain, local number portability home location register
CN110312243A (en) * 2019-07-02 2019-10-08 中国联合网络通信集团有限公司 International roaming communication means, service control point node based on block chain
CN113132812A (en) * 2019-12-30 2021-07-16 中国移动通信集团辽宁有限公司 VOLTE network-based video call method and system
CN113709725A (en) * 2021-08-25 2021-11-26 中国联合网络通信集团有限公司 Number portability method, operator node and computer readable medium
CN115515121A (en) * 2021-06-07 2022-12-23 中国移动通信集团重庆有限公司 Call processing method, device, equipment, storage medium and system

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020196775A1 (en) * 2001-06-20 2002-12-26 Markku Tuohino Routing a call between different types of networks
CN101466155A (en) * 2007-12-21 2009-06-24 华为软件技术有限公司 Method and system for call connection between CS domain and IMS domain
CN101931925A (en) * 2010-09-03 2010-12-29 中兴通讯股份有限公司 Method for one number connecting calling method and service control point
CN101984687A (en) * 2010-10-12 2011-03-09 中兴通讯股份有限公司 Method and system for implementing virtual private network (VPN) intelligent service number portability as well as service control point
CN101998379A (en) * 2009-08-26 2011-03-30 华为技术有限公司 Method, device and system for processing number portability
CN103079017A (en) * 2013-01-31 2013-05-01 施狄峰 System and method for realizing formation of same virtual network short number intercommunication among different telecom operator users
CN103118347A (en) * 2011-11-16 2013-05-22 中国移动通信集团上海有限公司 Method and system and query device of short number call between terminals
CN105828307A (en) * 2015-01-05 2016-08-03 中国移动通信集团北京有限公司 Call routing method and related network element

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020196775A1 (en) * 2001-06-20 2002-12-26 Markku Tuohino Routing a call between different types of networks
CN101466155A (en) * 2007-12-21 2009-06-24 华为软件技术有限公司 Method and system for call connection between CS domain and IMS domain
CN101998379A (en) * 2009-08-26 2011-03-30 华为技术有限公司 Method, device and system for processing number portability
CN101931925A (en) * 2010-09-03 2010-12-29 中兴通讯股份有限公司 Method for one number connecting calling method and service control point
CN101984687A (en) * 2010-10-12 2011-03-09 中兴通讯股份有限公司 Method and system for implementing virtual private network (VPN) intelligent service number portability as well as service control point
CN103118347A (en) * 2011-11-16 2013-05-22 中国移动通信集团上海有限公司 Method and system and query device of short number call between terminals
CN103079017A (en) * 2013-01-31 2013-05-01 施狄峰 System and method for realizing formation of same virtual network short number intercommunication among different telecom operator users
CN105828307A (en) * 2015-01-05 2016-08-03 中国移动通信集团北京有限公司 Call routing method and related network element

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110248351A (en) * 2019-07-02 2019-09-17 中国联合网络通信集团有限公司 A kind of communication means based on block chain, local number portability home location register
CN110312243A (en) * 2019-07-02 2019-10-08 中国联合网络通信集团有限公司 International roaming communication means, service control point node based on block chain
CN110248351B (en) * 2019-07-02 2021-12-03 中国联合网络通信集团有限公司 Communication method based on block chain and number portability home location register
CN113132812A (en) * 2019-12-30 2021-07-16 中国移动通信集团辽宁有限公司 VOLTE network-based video call method and system
CN113132812B (en) * 2019-12-30 2023-04-07 中国移动通信集团辽宁有限公司 VOLTE network-based video call method and system
CN115515121A (en) * 2021-06-07 2022-12-23 中国移动通信集团重庆有限公司 Call processing method, device, equipment, storage medium and system
CN113709725A (en) * 2021-08-25 2021-11-26 中国联合网络通信集团有限公司 Number portability method, operator node and computer readable medium

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