CN102487496B - Mobile communication system and method for realizing calling route in number portability service - Google Patents
Mobile communication system and method for realizing calling route in number portability service Download PDFInfo
- Publication number
- CN102487496B CN102487496B CN200910181017.0A CN200910181017A CN102487496B CN 102487496 B CN102487496 B CN 102487496B CN 200910181017 A CN200910181017 A CN 200910181017A CN 102487496 B CN102487496 B CN 102487496B
- Authority
- CN
- China
- Prior art keywords
- called
- network
- hlr
- area code
- calling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a method for marking subscribers and determining route in number portability service through a method of district number + RN (Runner Number) + subscriber number. The method comprises the following steps that: an HLR (Home Location Register) presets a corresponding relationship between H codes and the district numbers; a sending terminal MSC/GMSC (Mobile Switching Center/Gateway Mobile Switching Center) inquires a called route to the HLR; when the HLR judges called subscribers to be the subscribers of other networks, the district number + RN + subscriber number is returned; a calling network routes the calling to a local interworking gateway of the called home address according to the district number; and the local interworking gateway forwards the calling to the interworking gateway of a runner network signed by the called users according to the RN. By adopting the method for marking subscribers and determining route provided by the invention, the route determining problem of calling the subscribers of other networks after executing the number portability is solved; the receiving terminal access rules can be followed, and cost and security problems caused by improving the network in a large scale can be avoided.
Description
Technical field
The present invention relates to mobile communication technology field, particularly relate to a kind of implementation method and mobile communication system of call routing in local number portability (NP, Number Portability) business.
Background technology
Mobile number portability typically refers to mobile subscriber and is keeping, under the condition that number is constant, changing in the mobile network of many operation enterprises.At present, the whole world has multiple countries and regions to implement local number portability to some extent successively.Local number portability can ensure on the one hand user's right to choose to operation enterprise and business in telecommunication service use procedure, can reducing market competition threshold on the other hand, encouraging operation enterprise to improve service quality by promoting competition.Recently, China is also taken the lead by Ministry of Industry and Information and starts the correlative study of mobile number portability, and formally starts NP pilot work this year.In China, mobile number portability typically refers to cellphone subscriber and can keep, under the condition that number is constant, changing in the mobile network of China Telecom, China Mobile, CHINAUNICOM's three operation enterprises.
Speech business in mobile network adopts receiving end networking principle.Such as, the China Telecom user in Shanghai dials the China Mobile user of Tianjin, first at the ownership place judging called subscriber of making a start, routes the call to Tianjin subsequently in Chinese telecommunications network, then is given to China Mobile network by the Interworking gateway of Tianjin.Usually judge according to network insertion number (i.e. a N1N2N3 of mobile phone 11 item code N1N2N3H0H1H2H3ABCD) carrier network that user contracts, such as: N1N2N3 be 133 user be China Telecom user, 139 user be China Mobile user, the user of 130 is CHINAUNICOM users; The ownership place of user is judged according to HLR (Home LocationRegiester, attaching position register) identifier (4 H codes namely in mobile phone 11 item code).
After implementing local number portability, the user of No. 139 sections may become China Telecom contracted user, and the user of No. 133 sections may become China Mobile contracted user, causes network insertion number can not be re-used as the foundation judging user attaching network.A current solution is at " Subscriber Number " front increase " RN " number, with the current signing carrier network of identifying user.But existing switching equipment does not have the function judging user ascription area according to " RN+ Subscriber Number ", namely can not meet receiving end networking principle.If by amendment the whole network switching equipment, supporting the routing capabilities of " RN+ Subscriber Number (H code) ", by bringing very large configuration effort amount and maintenance workload in the future, also can cause certain hidden danger to network security.
Summary of the invention
The technical problem that the present invention will solve is to provide a kind of implementation method of call routing in number portability service, has and realizes the advantage convenient, cost is low.
The invention provides a kind of implementation method of call routing in number portability service, comprise: in calling procedure, make a start MSC/GMSC (Mobile Switching Center/GatewayMobile Switching Center, mobile switching centre/mobile switching centre's gateway) inquire about called route to HLR, preset the corresponding relation of H code and area code in hlr; Return area code+RN+ Subscriber Number when called for HLR during his network users, wherein RN represents called current signing carrier network; Caller network routes the call to the Home Network Interworking gateway of dialed field according to area code; The Interworking gateway of called current signing carrier network is given in calling by Home Network Interworking gateway according to RN.
According to one embodiment of the method for the invention, when the called step returning area code+RN+ Subscriber Number for HLR during his network users comprises: HLR judges that whether called be his network users; When called for his network users time, HLR determines corresponding area code according to the H code of called number; HLR returns area code+RN+ Subscriber Number.
Wherein, his network users comprises Home Network number and carries user outside.
The technical problem that the present invention will solve is to provide a kind of mobile communication system supporting number portability service, has and realizes the advantage convenient, cost is low.
The invention provides a kind of mobile communication system supporting number portability service, comprising: HLR, for storing the corresponding relation of H code and area code, receiving called routing inquiry, when described called for his network users time, return area code+RN+ Subscriber Number; MSC/GMSC, during for receiving calling, inquires about called route to described HLR; Receive the area code+RN+ Subscriber Number that described HLR returns, route the call to Home Network Interworking gateway according to described area code; Described Home Network Interworking gateway, for receiving described calling, is given to the Interworking gateway of described called current signing carrier network by described calling according to the RN in described calling.
According to an embodiment of mobile communication system of the present invention, HLR is for judging that whether called be his network users; When called for his network users time, determine corresponding area code according to the H code of called number, return area code+RN+ Subscriber Number; When the called roaming number for returning dynamic assignment during this network users.
Method and system of the present invention, the corresponding relation of preset H code and area code in hlr, HLR nets called subscriber for him when receiving called routing inquiry and returns " area code+RN+ Subscriber Number ", because MSC/GMSC in existing network has area code routing capabilities, so adopt the user ID of " area code+RN+ Subscriber Number " and routing decision method to MSC/GMSC equipment without any transforming requirement, the network rebuilding cost that the enforcement local number portability that greatly can reduce prior art brings, it is convenient to implement.
Description of the invention provides in order to example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present invention and practical application are better described, and enables those of ordinary skill in the art understand the present invention thus design the various embodiments with various amendment being suitable for special-purpose.
Accompanying drawing explanation
Fig. 1 illustrates the flow chart of an embodiment of the implementation method of call routing in number portability service of the present invention;
Fig. 2 illustrate of the present invention called be the NP example flow diagram carrying the network user outside for there is ported subscriber, caller.
Fig. 3 illustrates of the present invention called for there is the NP example flow diagram that ported subscriber, caller are the third party network user.
Embodiment
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention is wherein described.In the accompanying drawings, identical label represents identical or similar assembly or element.
Fig. 1 illustrates the flow chart of an embodiment of the implementation method of call routing in number portability service of the present invention.
As shown in Figure 1, in step 102, in calling procedure, the MSC/GMSC that makes a start inquires about called route to HLR, wherein, and the corresponding relation of preset H code and area code in hlr.
In step 104, when HLR judges called subscriber as his network users, return area code+RN+ Subscriber Number, wherein RN represents the current signing carrier network of called subscriber.
In step 106, caller network routes the call to the Home Network Interworking gateway of dialed field according to the area code that HLR returns.
In step 108, the Interworking gateway of called current signing carrier network is given in calling by Home Network Interworking gateway according to RN.
According to an embodiment of the implementation method of call routing in number portability service of the present invention, HLR judges that whether called be his network users, when called for his network users time, HLR determines corresponding area code according to the H code of called number, returns area code+RN+ Subscriber Number; When called be this network users time, HLR returns roaming number; Caller network continues called according to roaming number.
Existing MSC/GMSC equipment judges user ascription area according to the H code in Subscriber Number, thus the receiving end realizing speech business networks.After implementing local number portability, front 3 network insertions number (N1N2N3) of Subscriber Number can not the subscription network of representative of consumer, in order to address this problem, prior art added RN number with the current signing carrier network of identifying user before Subscriber Number.But current MSC/GMSC does not have the function judging user ascription area according to " RN+ Subscriber Number ".The present invention is from conventional network equipment ability, user ID and the routing decision mode of " area code+RN+ Subscriber Number " are proposed, user ascription area is judged according to area code by the corresponding relation of the preset H code of HLR and area code and MSC/GMSC, both ensure that local number portability still followed receiving end networking principle, the cost that large scale network transformation can be avoided again to bring and safety problem after implementing.
Fig. 2 illustrate of the present invention called be the NP example flow diagram carrying the network user outside for there is ported subscriber, caller.
Wherein, Tianjin user A1 is from operator X local number portability to operator Y, operator X is for carrying network 200 (Subscriber Number carry before subscription network) outside, operator Y is for bringing network 100 (Subscriber Number carries the network at rear place, the subscription network that namely user is current) in; Carry the preset H code of HLR 21 of network 200 and the corresponding relation of area code outside, after local number portability occurs user A1, the HLR of all operators of its ownership place Tianjin records the NP information of this user.Shanghai user A2 is the user of operator X (carrying network 200 outside), and the process step of user A2 calling party A1 is as follows:
In step 201, carry network 200 user A2 calling party A1 outside, by GT addressing, find A1 ownership Tianjin HLR 21, MSC 22 and send route request information inquiry HLR 21;
In step 202, Tianjin HLR 21 confirm user A1 number carry operator Y outside, conversion called number is " 022 (Tianjin area code)+RN (operator Y route code)+A1 ", and the parameter such as dynamic assignment MIN, ESN, returns to MSC 22 simultaneously;
In step 203, MSC 22 routes the call to the Interworking gateway GMSC of Tianjin according to area code
x23;
In step 204, GSMC
x23 route the call to the GMSC of the current subscription network of A1 according to RN
y24, by bringing continuing of network 100 completing user A1 in.
Fig. 3 illustrates of the present invention called for there is the NP example flow diagram that ported subscriber, caller are the third party network user.
Wherein, Tianjin user A1 is from operator X local number portability to operator Y, and operator X is for carrying network 200 outside, and operator Y is for bringing network 100 in; The preset H code of HLR 31 of third party's network 300 and the corresponding relation of area code, after local number portability occurs user A1, the HLR of all operators of its ownership place Tianjin records the NP information of this user.Shanghai user A3 is the user of operator Z (third party's network 300).The process step of user A3 calling party A1 is as follows:
In step 301, third party's network 300 user A3 calling party A1, by GT addressing, the Tianjin HLR 31, MSC 32 finding A1 ownership sends route request information inquiry HLR 31;
In step 302, Tianjin HLR 31 confirms that user A1 carries operator Y outside from operator's X number, conversion called number is " 022 (Tianjin area code)+RN (operator Y route code)+A1 ", and the parameter such as dynamic assignment MIN, ESN, returns to MSC32 simultaneously;
In step 303, MSC 32 routes the call to the Interworking gateway GMSC of Tianjin according to area code
z33;
In step 304, GMSC
z33 route the call to the GMSC of the current subscription network of A1 according to RN
y24, by bringing continuing of network 100 completing user A1 in.
As can be seen from embodiment above, in mobile communication system of the present invention, HLR, for storing the corresponding relation of H code and area code, receives called routing inquiry, when called for his network users time, return area code+RN+ Subscriber Number; Called route is inquired about to described HLR when MSC/GMSC is used for receiving calling; Receive the area code+RN+ Subscriber Number that described HLR returns, route the call to Home Network Interworking gateway according to area code; Home Network Interworking gateway is used for receipt of call, according to the RN in calling, calling is given to the Interworking gateway of called current signing carrier network.
According to an embodiment of mobile communication system of the present invention, HLR is for judging that whether called be his network users; When called for his network users time, determine corresponding area code according to the H code of called number, return area code+RN+ Subscriber Number; Roaming number is returned for during this network users when called.
Method and system of the present invention, the corresponding relation of preset H code and area code in HLR, when HLR receives called routing inquiry, called subscriber is netted for him return " area code+RN+ Subscriber Number ", because existing network MSC/GMSC has area code routing capabilities, so adopt the user ID of " area code+RN+ Subscriber Number " and routing decision method to MSC/GMSC equipment without any transforming requirement, greatly can reduce the network rebuilding cost implemented local number portability and bring, the safety problem simultaneously effectively avoiding large-scale redevelopment existing network to cause.
Require emphasis and point out, after those skilled in the art understands technical scheme of the present invention according to description of the invention, technical scheme of the present invention can be implemented relatively easily.But, although method of the present invention realizes simple, but, first No. RN, the interpolation that method of the present invention has shaken off prior art solves the usual thinking of the routing issue of switching equipment again, but return area code+RN+ Subscriber Number, utilize the area code routing capabilities that MSC/GMSC in existing network has, solve the problem of local number portability together.Thisly just seem simple scheme, can solve for realizing the large scale network transformation that RN route needs in prior art, it is convenient to realize, and significantly reduces the popularization cost of number portability service, has good economic benefit and social benefit.
Claims (8)
1. the implementation method of call routing in number portability service, is characterized in that, comprising:
In calling procedure, the MSC/GMSC that makes a start inquires about called route to HLR, presets the corresponding relation of H code and area code in described HLR,
Calledly return area code+RN+ Subscriber Number for described HLR during his network users when described, wherein RN represents described called current signing carrier network;
Caller network routes the call to the Home Network Interworking gateway of described dialed field according to described area code;
The Interworking gateway of described called current signing carrier network is given in described calling by described Home Network Interworking gateway according to described RN.
2. the implementation method of call routing in number portability service according to claim 1, is characterized in that, when the described called step returning area code+RN+ Subscriber Number for described HLR during his network users comprises:
Described HLR judge described called be whether his network users;
When described called for his network users time, described HLR determines corresponding area code according to the H code of described called number;
Described HLR returns described area code+RN+ Subscriber Number.
3. the implementation method of call routing in number portability service according to claim 2, is characterized in that, also comprise:
When described called be this network users time, described HLR returns roaming number;
Described caller network continues described called according to described roaming number.
4. the implementation method of call routing in number portability service as claimed in any of claims 1 to 3, is characterized in that, his network users described comprises Home Network number and carries user outside.
5. support a mobile communication system for number portability service, it is characterized in that, comprising:
HLR, for storing the corresponding relation of H code and area code, receives called routing inquiry, when described called for his network users time, return area code+RN+ Subscriber Number;
MSC/GMSC, during for receiving calling, inquires about called route to described HLR; Receive the area code+RN+ Subscriber Number that described HLR returns, route the call to Home Network Interworking gateway according to described area code;
Described Home Network Interworking gateway, for receiving described calling, is given to the Interworking gateway of described called current signing carrier network by described calling according to the RN in described calling.
6. the mobile communication system of support number portability service according to claim 5, is characterized in that, described HLR for judge described called be whether his network users; When described called for his network users time, determine corresponding area code according to the H code of described called number, return described area code+RN+ Subscriber Number.
7. the mobile communication system of support number portability service according to claim 6, is characterized in that, described HLR also for when described called for this network users time return roaming number.
8. according to the mobile communication system of the support number portability service in claim 5 to 7 described in any one, it is characterized in that, his network users described comprises Home Network number and carries user outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910181017.0A CN102487496B (en) | 2009-10-27 | 2009-10-27 | Mobile communication system and method for realizing calling route in number portability service |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910181017.0A CN102487496B (en) | 2009-10-27 | 2009-10-27 | Mobile communication system and method for realizing calling route in number portability service |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102487496A CN102487496A (en) | 2012-06-06 |
| CN102487496B true CN102487496B (en) | 2015-06-17 |
Family
ID=46152941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910181017.0A Active CN102487496B (en) | 2009-10-27 | 2009-10-27 | Mobile communication system and method for realizing calling route in number portability service |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102487496B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105208542B (en) * | 2014-05-30 | 2019-02-26 | 中国电信股份有限公司 | Anchoring user dials roaming place fixed-line telephone implementation method, system and anchoring platform |
| CN106603881A (en) * | 2015-10-20 | 2017-04-26 | 中国电信股份有限公司 | Method, device, and system of realizing call routing in IMS network |
| CN106888438A (en) * | 2015-12-16 | 2017-06-23 | 中兴通讯股份有限公司 | A kind of method of calling and system |
| CN106131807B (en) * | 2016-07-20 | 2019-08-20 | 上海携程商务有限公司 | The outer paging system of intelligence of call center |
| CN109769149A (en) * | 2018-11-26 | 2019-05-17 | 视联动力信息技术股份有限公司 | A kind for the treatment of method and apparatus of service request |
| CN109548180B (en) * | 2019-01-04 | 2020-05-22 | 中国联合网络通信集团有限公司 | Communication method based on block chain and communication system based on block chain |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6002759A (en) * | 1996-10-18 | 1999-12-14 | Telefonaktiebolaget Lm Ericsson | Portability of non-geographic telephone numbers of intelligent network services |
| CN1261497A (en) * | 1997-06-30 | 2000-07-26 | 特尔科迪亚技术股份有限公司 | Method and apparatus for handling requests and managing records in a telecommunications system |
| CN101026883A (en) * | 2007-03-22 | 2007-08-29 | 中兴通讯股份有限公司 | Method for realizing number portability service for mobile communication network |
-
2009
- 2009-10-27 CN CN200910181017.0A patent/CN102487496B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6002759A (en) * | 1996-10-18 | 1999-12-14 | Telefonaktiebolaget Lm Ericsson | Portability of non-geographic telephone numbers of intelligent network services |
| CN1261497A (en) * | 1997-06-30 | 2000-07-26 | 特尔科迪亚技术股份有限公司 | Method and apparatus for handling requests and managing records in a telecommunications system |
| CN101026883A (en) * | 2007-03-22 | 2007-08-29 | 中兴通讯股份有限公司 | Method for realizing number portability service for mobile communication network |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102487496A (en) | 2012-06-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1991019A1 (en) | A method, service control device and communication system for realizing the service of one card for multiple numbers | |
| CN102487496B (en) | Mobile communication system and method for realizing calling route in number portability service | |
| US8060087B2 (en) | CDMA intelligent network system and its method, device for realizing international roaming service | |
| US10205834B2 (en) | Global local number | |
| US8699683B1 (en) | Extended dialing plan using dialable special character digits | |
| CN102098630B (en) | System and method for acquiring real calling number and real called number in virtual net cornet calling process | |
| CN101282502A (en) | Method and apparatus for implementing carrying number as well as method for calling number-carried user | |
| CN100388813C (en) | Method and system for realizing virtual-number-like voice increment business | |
| EP2637429B1 (en) | Call establishment to an active SIM card identifier in a mobile communications network | |
| CN103037362B (en) | Mobile network number portability queries method and apparatus | |
| CN102045671B (en) | Method and system for allocating telephone number resources in mobile communication network | |
| CN101729930B (en) | Method for realizing multi-intelligent service fusion via intelligent network gateway | |
| CN103945346A (en) | Method and system for realizing international roaming callback service | |
| CN103888923A (en) | Call proceeding method, system and device applied to virtual private mobile network | |
| CN101969628B (en) | International roaming callback service platform of CDMA (Code Division Multiple Access) network, system and method | |
| CN101677435B (en) | Method and device for realizing service of one number on two phones | |
| CN101163281B (en) | Method of implementing forward-shifting service shielding on fixed access of mobile subscriber | |
| CN101047739B (en) | System for implement one telephone with multi-number service and its method | |
| CN100407875C (en) | Method for realizing optimized route of triggering intelligent business in dialed field | |
| CN101227729A (en) | Method for implementing mobile phone to auto hire roaming area telephone number | |
| CN100455056C (en) | System and method for realizing group special mobile communication smart card | |
| CN101568197A (en) | Method, system and device for realizing telephone signature service | |
| CN101742446A (en) | Call processing method, device and system | |
| KR100815559B1 (en) | Method and apparatus for roaming voice call by multi-paging | |
| CN101583128A (en) | Communication switching method, network equipment and communication switching system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |