CN101459909B - System and method for realizing number carryover service between mobile networks - Google Patents
System and method for realizing number carryover service between mobile networks Download PDFInfo
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Abstract
A system for realizing the number carrying service between mobile networks and a method are provided, wherein the system is formed by an independent number carrying database SRF-NPDB and a local service management system LSMS, which have the SPF function, and both are accessed into a number seven signaling network. A global office number translation point office data pointing SRF-NPDB is arrangedin a related mobile exchange center, and the SRF-NPDB changes and transforms the number of a number carrying user for realizing the purposes of addressing and continuous controlling, and the LSMS is used to manage the number mapping relation of a local portable user, and synchronizes with the SRF-NPDB. The invention has the characteristics that the number carrying service can be fairly and independently carried out through adopting an independent network element device by the data setting of exchange nodes without transforming the current signaling transfer point STP, which avoids the tight coincidence with the STP, guarantees the communication service quality, and provides an effective method for independently opening the number carrying service between the mobile networks.
Description
Technical field
The present invention relates to a kind of system and method for realizing number portability service at mobile radio communication, specifically, existing communication net equipment is not being carried out under the prerequisite of transformation and upgrade, introduce independent number portability database NPDB, only relevant mobile exchanging node is done the office data setting, just can realize signaling relay function SRF and number portability service easily.
Background technology
" number carries " be business (Number:Portability), be called the NP business, the user is moved in the address, change service supplier, or change and to continue to use original communicating number and the not number of changing when professional, it is the business that various countries at first implement that mobile network question mark sign indicating number carries MNP.
The original number (ISDN number) of user X (contracted user) with number portability service is the Subscriber Number A that adopts net operation person A to be distributed.This user's ISDN number still is the A number when this user changes the network operator, and the number in the number portability service is meant this user's ISDN number.The scope of number portability service can comprise from the number between GSM mobile communication and cdma mobile communication and 3G mobile communication and carrying for the mobile subscriber.Except that the number of telephone call service carries, can also realize that the short message service number carries, and the carrying etc. of IN service number.
Realize that the key equipment that the mobile network internetwork number carries is the method that is incorporated into communication network of number portability database NPDB, adopt following two kinds of schemes visit NPDB usually:
Scheme one: the number based on the intelligent network inquiry mode carries scheme: the query function that utilizes Intellight network mode, Event triggered by similar service switching point, inquire about to the NPDB that concentrates, the number of the type carries function need increase corresponding intensive data library facilities on network, and the business that requires switch to have SSP triggers function, need be to not possessing the switch upgrades of SSP function, implement complicated for huge communication network, have high input, do not support and call out incoherent business.
Scheme two: the number based on signaling relay function NP-SRF carries scheme: mainly be by the conversion to signaling message, this scheme is on the bang path of signaling message, increase is handled interpreting equipment based on the number of signaling message, it goes without doing substantially adjusts for whole network, switch only uses original function to get final product, and the employing signaling method can provide easily and call out relevant and incoherent number portability service.
The mobile radio communication internetwork number that scheme two SRF functions are particularly useful for China carries.The usual method of implementation two is transformed and is increased the number translation function the Signalling Transfer Point STP equipment of existing signaling network different manufacturers as shown in Figure 1, adopts off-gauge private data agreement between the equipment of present most producers and the NPDB.Because NPDB and STP are close-coupled relations, NPDB is not a stand-alone network elements, and there is following defective in this: 1) STP is the nucleus equipment of signaling network, has brought the risk of signaling network upgrading, has increased number and has carried the enforcement difficulty; 2) be difficult to accomplish system to the same local NPDB of the access to netwoks of multi-operator; 3) do not meet present user data and handle the network development trend of separating with control.
The applicant provides " a kind of system and method for realizing communicating number portability business " on April 29th, 2004, application number in for 200410018035.4 application for a patent for invention in the applying date, promptly adopt processing interpreting equipment based on signaling link, realize the number decoding of signaling relay function SRF, make at switch and the signaling equipment of not transforming the communication online operation, just can realize the communication network number portability service.For realize that concrete system and method that mobile network question mark sign indicating number carries is one of content of studying of the applicant always.
Summary of the invention
The object of the present invention is to provide and a kind ofly realize that based on signaling relaying SRF mode mobile network asks the system and method for number portability service, on signaling network, introduce independently number portability database NPDB, and without the existing Signalling Transfer Point STP of upgrading, utilize the ability of existing communication network fully, avoided STP, technical risk of transforming and performance difficulty, and meet the development trend that the processing of communication network user data separates with control.
A kind of system that realizes mobile internetwork number portability service provided by the present invention, a mobile radio communication and a central service management device that it is formed based on several signalling points that are connected in the Signaling System Number 7 net, wherein: signalling point comprises Signalling Transfer Point and voice and data exchange node, voice and data exchange node are mobile switching centre, gateway MSC, short message service center, local home location register, with multimedia switching center, it is characterized in that: this system comprises that also the number that some distributions are connected in signaling network carries processing unit and at least one local service management devices, wherein: described number carries processing unit, link to each other with the local service management devices with described signaling network, comprise signaling relay function and number portability database, the signaling relay function is finished signaling and is inserted and signaling process, and the number portability database number storing carries user's number relation; Number carries the signaling message that the control routing of flowing through is handled in the processing unit real-time analysis, execution is to the decoding change operation of Subscriber Number, to comprising the signaling message of called number, rear subscriber number, the number portability database of carrying processing unit according to called number, calling number enquiry number, when recognizing calling subscriber or called subscriber or caller and called subscriber for ported subscriber, judge whether to decipher the change operation, and make corresponding operating; Described local service management devices carries processing unit with each number and links to each other with central service management device, is used for logical number and the mapping relations of routing number and user's the service attribute of registration and management ported subscriber; To the synchronous modification that described number carries the number portability database enforcement user data of processing unit, finish described number and carry the loading of processing unit or check request; Receive and carry out operational order from central service management device.Described each number carries processing unit and is connected in the Signaling System Number 7 net with independent signalling point working method.
Above-mentioned a kind of mobile network of realizing is asked the system of number portability service, it is characterized in that: preset global title decoding point office data in described mobile switching centre, gateway MSC, short message service center and/or multimedia switching center, so that relevant signaling message carries the processing unit analyzing and processing through described number.
Above-mentioned a kind of system that realizes mobile internetwork number portability service, it is characterized in that: the number portability database that described number carries processing unit is a full-dispersive replication type database, this database is the subclass or the complete or collected works of the Subscriber Number and the attribute data of described local service management devices, and with the Subscriber Number data sync of this local service management devices.
Above-mentioned a kind of mobile network of realizing is asked the system of number portability service, and it is characterized in that: it can be separate equipment that described number carries processing unit, also can be integrated in the telecommunication apparatus, also can attachedly make companion's formula equipment of telecommunication apparatus.
The present invention also provides a kind of mobile network of realizing to ask the method for number portability service, and it comprises the following steps:
One) system is provided with some numbers and carries a processing unit and a local service management devices, number carries processing unit and is connected in signaling network as independent signalling point working method, and the local service management devices connects each number and carries centralized traffic management and the data sync that processing unit realizes that the mobile network internetwork number carries;
Two) number carries processing unit and realizes signaling relay function and number portability database query function, finishes number decoding and message relay switching;
Three) to relating to the office data setting that switching node that number carries carries out global title decoding,, the global title of relevant signaling message decoding node carries processing unit so that at first pointing to number;
Four) when described switching node sends the signaling message of global title decoding, the global title decoding node of message is set, such signaling message at first is passed to number carries processing unit; Number carries processing unit receive this message after, carry out number decoding, relate to the message that number carries for non-, then the global title decoding node with signaling message changes to the former global title decoding node that legacy network is provided with; Check numbers and carry service message,, determine that message replys that to send to described switching node still be local home location register then according to the immigration of ported subscriber or shift out relation;
Five) after described local service management devices is received the business operating instructions of central service management device, be synchronized to the database that the number of being administered carries processing unit immediately or regularly.
Above-mentioned a kind of method that realizes mobile internetwork number portability service is characterized in that: described to relate to the switching node that number carries be mobile switching centre, gateway MSC, short message service center and/or multimedia switching center.
Adopted above-mentioned technical scheme, realize that on communication network the net internetwork number carries business, especially realize that at mobile radio communication the net internetwork number carries, be characterized in only passing through the data setting of switching node, and without the existing Signalling Transfer Point STP of transformation and upgrade, number portability service can fair independent enforcement, avoided close-coupled with STP, guaranteed telecommunication service quality, provide effective ways for independently carrying out mobile internetwork number portability service.
Description of drawings
Fig. 1 increases the SRF-NPDB functional schematic by transforming Signalling Transfer Point STP;
Fig. 2 is that the Signaling System Number 7 function signaling message in the telecommunication apparatus of ITU suggestion is handled mechanism;
Fig. 3 is that the present invention realizes MSC addressing decode schematic flow sheet.
Specific embodiment
As shown in Figure 2, in an area, there are a plurality of mobile operator in the present invention: operator 1, operator 2, the n of operator when realizing that the mobile network internetwork number carries the MNP business.The network of each operator is formed based on several signalling points that are connected in No. seven (SS7) signaling networks 11 by signaling link, wherein: signalling point Signalling Transfer Point STP and voice and data exchange node, switching node are mobile switching centre 12 (MSC), short message service center 13 (SMSC), media exchange center 14 (MMSC), gateway MSC 15 (GMSC) and local home location register 16 (HLR).
Dispose at first independently that local number carries database 2, local data base comprises that the number with signaling relay function SRF carries processing unit 21 (SRF-NPDB) and local service management devices 22 (LSMS).Wherein:
Number carries processing unit SRF-NPDB, and as independent signalling point equipment network, according to the ability of existing network Signaling Transfer Point network enabled agreement, SRF-NPDB adopts 2M high speed signaling link or IP to be connected with STP, adopts TCP/IP to be connected with LSMS.SRF-NPDB comprises signaling relay function and number portability database, and the signaling relay function is finished signaling and inserted and signaling process, and the number portability database number storing carries user's number relation.The signaling message of the control routing of flowing through is handled in the SRF-NPDB real-time analysis, execution is to the decoding and the change operation of Subscriber Number, to comprising the signaling message of called number, rear subscriber number, the number portability database of carrying processing unit according to called number, calling number enquiry number, when recognizing calling subscriber or called subscriber or caller and called subscriber for ported subscriber, judge whether to decipher the change operation, and make corresponding operating.
Local service management devices LSMS links to each other with central service management device 3 (CSMS) with each SRF-NPDB, the logical number and the mapping relations of routing number and user's the service attribute that are used for registration and management portability user, and the database of SRF is implemented the synchronous modification of user data, finish the loading of SRF-NPDB or check request, receive and carry out operational order from central service management device.
SRF-NPDB is as there being the autonomous device of signalling point working method to be connected networking with signaling network.For a local network, be provided with 1 pair or many to a SRF-NPDB and a cover local service management devices LSMS.The database of SRF-NPDB is a full-dispersive replication type database, and this database is the subclass or the complete or collected works of the Subscriber Number and the attribute data of local service management devices, and with the Subscriber Number data sync of this local service management devices.
The office data of making global title decoding point at interdependent nodes such as relating to the MSC of number portability service, SMSC, GMSC and MMSC is provided with modification, so that so that the global title of relevant signaling message decoding node points to SRF-NPDB by former STP.When switching node sends the signaling message of global title decoding, such signaling message at first is passed to SRF-NPDB, at this moment the STP of message process is only as common STP function, after SRF-NPDB finishes number decoding, relate to the message that number carries for non-, then the global title decoding node with signaling message changes to the decoding node STP that legacy network is provided with, and message is returned the STP that is connected; To the NP service message, then determine that according to moving in and out message sends to requesting node or HLR.
This mode only needs relevant STP to increase the ordinary signaling data channel to link to each other with SRF-NPDB, and does not need STP is carried out function upgrading, and support is connected with the STP of many producers, can also support the intercommunication of multi-operator network, and not need to increase the particular protocol interface.
This SRF-NPDB autonomous device can be set up Xin Lingdaili and transitive relation with each service node one by one, after each node is ready, carries out the NP business again.For owing to STP and the signaling traffic that increases being connected of SRF-NPDB, can adopt high speed 2M link or Sigtran mode, belong to physical connection, realize easily and management, can not exert an influence to the other parts of network.
SRF-NPDB can be a separate equipment, also can be integrated in the STP, also can attachedly make companion's formula equipment of STP.
Adopt the number of above-mentioned independent SRF-NPDB to carry system, at first dispose one or more pairs of SRF-NPDB and be connected in signaling network as independent signalling point equipment, to relating to the office data setting that switching node that number carries carries out global title decoding, so that the global title of relevant signaling message decoding node at first points to SRF-NPDB.
Data synchronisation unit 334 be responsible for to realize the modification of signaling message changed content and change condition and synchronously, realizes data sync and management interface with the Operation Centre;
With MSC call number being carried user's addressing is example, and number portability service decoding flow process is described, as shown in Figure 3:
(1) MSC sends addressing SRI message, global title decoding point is SRF-NPDB, rather than the original STP that connects, and (2) are transferred to SRF-NPDB by STP with this message, at this moment the STP of message process does not need to participate in the number portability service processing, only as common STP function.
SRF-NPDB relates to the message that number carries for non-, and then the global title decoding node with signaling message changes to the decoding node STP that legacy network is provided with; To the NP service message, after SRF-NPDB finishes number decoding, then according to moving in and out different situations, determine that message is replied to give requesting node MSC or HLR that (3) message returns to STP, STP finishes the message signaling transfer point; (4) addressing response SRI-ACK message sends to MSC.Be transmitted to the message of HLR for SRF-NPDB, (3 ') then is transferred to HLR by STP, and HLR handles the back and replys (3 ") SRI-ACK message.
(a) after the local service management devices is received the business operating instructions of central service management device, (a ') is synchronized to the database that the number of being administered carries processing unit immediately or regularly.
In above-mentioned flow process, STP does not increase the business function that relevant number carries.
Claims (3)
1. system that realizes mobile internetwork number portability service, a mobile radio communication and a central service management device that it is formed based on several signalling points that are connected in the Signaling System Number 7 net, wherein: signalling point comprises Signalling Transfer Point and voice and data exchange node, voice and data exchange node are mobile switching centre, gateway MSC, short message service center, local home location register and multimedia switching center, it is characterized in that: this system comprises that also the number that some distributions are connected in signaling network carries processing unit and at least one local service management devices, wherein:
Described number carries processing unit, link to each other with the local service management devices with described signaling network, comprise signaling relay function and number portability database, the signaling relay function is finished signaling and is inserted and signaling process, and the number portability database number storing carries user's number relation; Number carries the signaling message that the control routing of flowing through is handled in the processing unit real-time analysis, execution is to the decoding change operation of Subscriber Number, to comprising the signaling message of called number, rear subscriber number, the number portability database of carrying processing unit according to called number, calling number enquiry number, when recognizing calling subscriber or called subscriber or caller and called subscriber for ported subscriber, judge whether to decipher the change operation, and make corresponding operating;
Described local service management devices carries processing unit with each number and links to each other with central service management device, is used for logical number and the mapping relations of routing number and user's the service attribute of registration and management ported subscriber; To the synchronous modification that described number carries the number portability database enforcement user data of processing unit, finish described number and carry the loading of processing unit or check request; Receive and carry out operational order from central service management device;
Described each number carries processing unit and is connected in the Signaling System Number 7 net with independent signalling point working method;
Preset global title decoding point office data in described mobile switching centre, gateway MSC, short message service center and multimedia switching center, so that relevant signaling message carries the processing unit analyzing and processing through described number.
2. method that realizes mobile internetwork number portability service, it comprises the following steps:
One) system is provided with some numbers and carries a processing unit and a local service management devices, number carries processing unit and is connected in signaling network as independent signalling point working method, and the local service management devices connects each number and carries centralized traffic management and the data sync that processing unit realizes that the mobile network internetwork number carries;
Two) number carries processing unit and realizes signaling relay function and number portability database query function, finishes number decoding and message relay switching;
Three) to relating to the office data setting that switching node that number carries carries out global title decoding,, the global title of relevant signaling message decoding node carries processing unit so that at first pointing to number;
Four) when described switching node sends the signaling message of global title decoding, the global title decoding node of message is set, this signaling message at first is passed to number carries processing unit; Number carries processing unit receive this message after, carry out number decoding, relate to the message that number carries for non-, then the global title decoding node with signaling message changes to the former global title decoding node that legacy network is provided with; Check numbers and carry service message,, determine that message replys that to send to described switching node still be local home location register then according to the immigration of ported subscriber or shift out relation;
Five) after described local service management devices is received the business operating instructions of central service management device, be synchronized to the database that the number of being administered carries processing unit immediately or regularly.
3. a kind of method that realizes mobile internetwork number portability service according to claim 2 is characterized in that: described to relate to the switching node that number carries be mobile switching centre, gateway MSC, short message service center and multimedia switching center.
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| CN101827342B (en) * | 2009-12-31 | 2012-12-19 | 上海粱江通信系统股份有限公司 | Signaling relay technology-based mobile communication network number portable service system |
| CN101815285B (en) * | 2010-04-12 | 2014-09-10 | 中兴通讯股份有限公司 | Data synchronization method and data synchronization system in internet mobile number application |
| CN109525983B (en) * | 2019-01-04 | 2021-09-28 | 中国联合网络通信集团有限公司 | Information processing method and device, and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1431837A (en) * | 2002-01-06 | 2003-07-23 | 华为技术有限公司 | Method for realizing carryover of mobile number |
| CN1492701A (en) * | 2002-09-13 | 2004-04-28 | Lg������ʽ���� | Method and system for mobile number portability service |
| CN1691787A (en) * | 2004-04-29 | 2005-11-02 | 上海粱江通信软件有限公司 | A system and method for implementing communication number portability service |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1431837A (en) * | 2002-01-06 | 2003-07-23 | 华为技术有限公司 | Method for realizing carryover of mobile number |
| CN1492701A (en) * | 2002-09-13 | 2004-04-28 | Lg������ʽ���� | Method and system for mobile number portability service |
| CN1691787A (en) * | 2004-04-29 | 2005-11-02 | 上海粱江通信软件有限公司 | A system and method for implementing communication number portability service |
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