CN1671166A - A method for implementing local pre-paid charging service for international roaming subscriber - Google Patents
A method for implementing local pre-paid charging service for international roaming subscriber Download PDFInfo
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- CN1671166A CN1671166A CN 200410029436 CN200410029436A CN1671166A CN 1671166 A CN1671166 A CN 1671166A CN 200410029436 CN200410029436 CN 200410029436 CN 200410029436 A CN200410029436 A CN 200410029436A CN 1671166 A CN1671166 A CN 1671166A
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Abstract
A method for realizing local prepay service for international roaming subscriber used for mobile intelligent network containing at least mobile exchange service center and service control point, which contains local mobile service exchange center sending IDP message to activating local service control point through prepay service activation detection system, local service control point activating prepay service logic according to above mentioned IDP message, establishing prepay account of corresponded subscriber, real time monitoring said account and processing call.
Description
Technical field
The present invention relates to wireless communication technique, particularly relate to a kind of method that in mobile intelligent net, realizes roaming call.
Background technology
Can provide services of roaming for the user based on mobile network, comprise National roaming and international roaming.Wherein, mobile network (the HPLMN that international roaming service is meant in certain country, the public land mobile radio communication in ownership district) user that registration is used in, after arriving the another one country, still can in the mobile network (VPLMN, the public land mobile radio communication on visit ground) of this area, obtain and his identical telecommunications service in HPLMN (the public land mobile radio communication in ownership district).
Because international roaming service makes the mobile subscriber roaming between each country under the situation that does not change number, the therefore growth that has also brought traffic carrying capacity in the user friendly while to operator.According to the statistics of GSM MoU tissue (the GSM memorandum of understanding is made up of various countries GSM network operation mechanism), the whole world formally drops among the mobile network of commercial operation has all carried out international roaming service between most of networks.
Seeing also Fig. 1, is a kind of networking structure schematic diagram of realizing the prior art of international roaming service based on mobile network.With portable terminal b (MSb) is that international roaming user, Msa are that national user is that example describes, and the roaming call flow process of prior art comprises step: MSa calls out MSb, calls out the mobile a of ESC exchange servicing center (MSCa) that inserts VPLMN; The non-originating number of MSCa analyzing called number, by IAM message with Call Forwarding to the VPLMN international gateway (GMSC/ISC) of MSb; The VPLMNGMSC/ISC of MSb analyzes called, determines international route, Call Forwarding is arrived the HPLMN international gateway (GMSC/ISC) of MSb by IAM message; The HPLMN GMSC/ISC of MSb analyzes called, sends SRI to the attaching position register b of MSb (HLRb) and inquires about called routing iinformation; HLRb is according to VPLMN accessing location register (VLR) address of MSb registration, to the MSC/VLRb of VPLMN inquiry called roaming number (MSRN); The MSRN that MSC/VLRb returns MSb gives HLRb; HLRb returns SRI_ACK, the MSRN that finds is passed to the HPLMN GMSC/ISC of MSb; The HPLMN GMSC/ISC of MSb continues according to MSRN, connects the VPLMN GMSC/ISC of MSb; The VPLMN GMSC/ISC of MSb arrives MSC/VLRb with call proceeding; MSC/VLRb connects MSb, finishes call proceeding.
In the international roaming service of prior art, the charge information of VPLMN all will be delivered to the national charging center of VPLMN and handle, and then charge and settle accounts in the national charging center that regularly is sent to HPLMN.
Wherein, the GMSC/ISC place of the HPLMN of GMSC/ISC, the MSb of the VPLMN that caller (Msa) is chargeed at MSCa, MSb finishes.The GMSC/ISC place of the VPLMN of GMSC/ISC, the MSb of the HPLMN that called (MSb) charges at MSC/VLRb, MSb finishes.That is to say that the operator of two worlds is according to settling accounts at the ticket of VPLMN, GMSC/ISC and HPLMN.
Though prior art can realize international roaming, it has some defectives: at first, visited network (VPLMN) can not charge to the called subscriber in real time, but settles accounts by the charging center of two worlds, has improved operation cost.Secondly, be to adopt the back way of paying for the clearing of the user telephone fee of international roaming, can not effectively control the high international long-distance telephone expenses of user, both the situation that might cause the great number telephone expenses to recover was made troubles to the user again.Once more, when getting the roaming information of called (MSb), the HLRb that signaling need travel back across its ownership state gets roaming number, and the process that speech channel continues is very complicated, has wasted the signaling and the traffic resource of a large amount of preciousnesses.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of method that realizes international roaming subscriber's local prepayment service, not only can simplify settlement process with the saving cost, and is convenient to control telephone expenses, the convenient use.
For this reason, the technical scheme of technical solution problem of the present invention is: a kind of method that realizes international roaming subscriber's local prepayment service is provided, is applied to comprise at least the mobile intelligent net of mobile ESC exchange servicing center and service control point; Described mobile services switching centre has prepayment service detection trigger mechanism, and described service control point has prepayment service logic and prepaid account database; Described method comprises step:
When 1) local mobile service switching center receives the calling that relates to the roamer, send IDP message trigger local service control point by prepayment service detection trigger mechanism;
2) the prepaid account database is inquired about according to the message initiated prepayment service logic of aforementioned IDP in the local service control point, judges whether to exist the prepaid account of aforementioned roamer's correspondence, if not, then enters step 3); If then enter step 4);
3) prepaid account corresponding with this roamer set up at the local service control point;
4) described prepaid account is monitored at the local service control point in real time, and gets in touch with local mobile service switching center, handles calling procedure.
Wherein, in the described step 1), when the roamer did caller, local mobile service switching center triggered IDP message according to roamer's MSISDN, IMSI and/or CAMEL-Subscription-Information.
Wherein, in the described step 1), when the roamer does when called, local mobile service switching center triggers IDP message according to roamer's roaming information.
Wherein, comprised also that before described step 1) the local service control point sets up prepaid account for the roamer.
Wherein, also comprise described local service control point inquiry prepaid account, control local mobile ESC exchange servicing center and play telephone expenses and/or balance amount information to the roamer.
Wherein, in the described step 4), when the local service control point detected prepaid account and is zero, refusal was called out; When the local service control point detects prepaid account when non-vanishing, call establishment.
Wherein, in the described step 3), roamer's credit rating is stored at the local service control point in prepaid account balance.
Wherein, in the described step 4), when the local service control point detects prepaid account balance less than the prompting remaining sum, control local mobile ESC exchange servicing center and play voice suggestion to the roamer.
Wherein, in the described step 4), the real time billing of local service control point is also deducted the amount of money of prepaid account.
Wherein, in the described step 4), end call when the local service control point detects prepaid account balance and is zero.
Wherein, in the described step 4), ticketed call situation in local service control point generates ticket during end of conversation.
Wherein, in the described step 3), the local service control point is the stored calls authority in prepaid account; In the described step 4), the local service control point accepts according to aforementioned calling authority decision or refusal is called out.
With respect to prior art, the invention has the beneficial effects as follows: at first, because the present invention is provided with prepaid account at the local service control point of visited network for the roamer, in communication process, account balance is monitored, make operator can control user's telephone expenses in real time, and the user also can monitor employed expense.Secondly, can carry out real-time deduction by the local service control point, thereby reduce the settlement process between the operator, save operation cost according to the agreement between the operator.Once more, do caller for the roamer or when called, speech channel does not need to travel back across home network, has saved expensive traffic resource.
Description of drawings
Fig. 1 is a kind of flow chart of existing techniques in realizing roaming call;
Fig. 2 is the networking structure schematic diagram of mobile intelligent net;
Fig. 3 is the flow chart that the roamer does caller among the present invention;
Fig. 4 is that the roamer makes called flow chart among the present invention;
Fig. 5 is the flow chart that the roamer does caller in the embodiment of the invention;
Fig. 6 is the signaling process figure that the roamer does caller in the embodiment of the invention;
Fig. 7 is that the roamer does called flow chart in the embodiment of the invention;
Fig. 8 is that the roamer is called signaling process figure in the embodiment of the invention.
Embodiment
The present invention is based on mobile intelligent net provides local prepayment service for the international roaming user method, can be for the roamer set up prepaid account in visited network, thus simplify settlement process, save operation cost, convenient control telephone expenses and can save traffic resource.
Mobile intelligent net be a kind of in mobile network fast, effectively, economical, provide the network architecture of new business easily, the professional ability of mobile intelligent net is closely-related with its application protocol to a great extent.As far back as 1997, european telecommunications standards institute ETSI just released the CAMEL standard in order to solve GSM mobile radio communication and intelligent network interconnection problems.The full name of CAMEL is that (Customized Applications for Mobile Network EnhancedLogic) used in the customization of mobile network's enhanced logic, and CAMEL1, CAMEL2, CAMEL3 CAMEL4 draft proplsal has till now been passed through in the development of CAMEL standard.
Mobile intelligent net is existing mobile network and the combining of intelligent network, on existing mobile network, increase some network function unit, as: Service Control Point, Service Switching Point, service management point (SMP), service management insert part (SMAP), service creation environment (SCE), service charging point (SDP) etc., service control function is separated from traditional function of exchange, make network that new business can be provided flexibly and easily, to adapt to user's demand.
Seeing also Fig. 2, is the mobile intelligent net schematic diagram of realizing the inventive method, comprises local service control point SCP, the local mobile MSC/SSP of ESC exchange servicing center and attaching position register HLR at least, in order to realize the conversation between the mobile terminal MS.
Wherein, described local service control point SCP is the center of mobile intelligent net and realizes professional core, comprises the prepaid account database and the prepayment service logic of storing subscriber information.Its major function is to receive and resolve the message that the local mobile MSC/VLR of ESC exchange servicing center sends, Query Database; Simultaneously, according to the message trigger prepayment service logic that the mobile MSC/SSP of ESC exchange servicing center in this locality reports, the mobile MSC/SSP of ESC exchange servicing center sends the calling control command to corresponding this locality, thereby realizes prepayment service.
See also table 1, stored user information comprises Balance, CreditLimit, State, ChargeFlag, Warningbalance, RoamFlag, CallFlag etc. in the described prepaid account database.Wherein, Balance is used for writing down the remaining sum of described user's prepaid account; CreditLimit is used to write down the credit rating that operator provides for the user; Whether the state that State is used for recording user is normal; ChargeFlag is used to write down charging way, whether configure user uses pre-paid account to deduct fees when visited network is called or accepted calling, promptly be that SCP is to user's real-time deduction, or SCP is real-time deduction not, the operator of two countries settles accounts according to ticket, makes the clearing between the operator more flexible; Warningbalance is used for record and reminds remaining sum, when user's pre-paid account remaining sum when reminding remaining sum, play voice to the user, remind the user in time to supplement with money; RoamFlag is used for the roaming authority of configure user; CallFlag is used for the calling authority of recording user, determine that according to the value of CallFlag the user has or not international long-distance authority and/or domestic trunk call authority, when the user calls out, SCP just can determine whether to allow customer call according to type and this flag bit of called number, and whether following several calling telephone expenses are deducted from pre-paid account, still a recording call list is settled accounts according to ticket between the operator: accept the national national telephone subscriber's of visit calling; Acceptance is from the calling of national telephone subscriber beyond this country of visit country; Dial the national national telephone subscriber of visit; National telephone subscriber beyond this country of visit country.
Table 1
| Information | Describe |
| Balance | Expression user's remaining sum |
| CreditLimit | Expression user's credit rating |
| State | Whether the expression user is normal condition |
| ChargeFlag | The expression charging way: |
| 1--is chargeed by this SCP; 2--SCP does not charge, but call list, by calculating between two operators | |
| Warningbalance | When user balance during, play voice suggestion to the user less than warningbalance |
| RoamFlag | Whether the expression user has roaming authority |
| CallFlag | Expression user's exhalation authority |
In the intelligent network, described prepayment service logic is generally defined by service creation environment, and is loaded into local service control point SCP by business management system.
The mobile MSC/SSP of ESC exchange servicing center in described this locality has the signaling function of exchange, wherein is provided with prepayment service detection trigger mechanism, can trigger according to Mobile Subscriber International ISDN Number, ISMI number or the CAMEL-Subscription-Information of mobile terminal MS.
See also Fig. 3, provided the flow process the when roamer is caller.When the roamer when visited network is called out, local mobile ESC exchange servicing center starts prepayment service detection trigger mechanism, according to caller Mobile Subscriber International ISDN Number, IMSI number and/or calling subscriber's CAMEL-Subscription-Information transmission IDP message trigger local service control point; The local service control point starts the prepayment service logic, sets up prepaid account for the roamer when calling out first; And judge whether the roamer has the corresponding call authority, do not allow roamer's calling of going beyond one's commission; Monitoring prepayment takes the remaining sum of account in communication process, when remaining sum when reminding remaining sum, indicate local mobile ESC exchange servicing center to roamer's play cuing; When remaining sum is zero, cuts off and call out; The local service control point is carried out real-time deduction or is only provided ticket according to the configuration of prepaid account, is settled accounts by operator.Certainly, visited network mobile operator can give the credit rating of the certain amount of money of user, and as, user credit degree CreditLimit=1000 unit, expression user's remaining sum can be-1000 yuan, that is to say that roamer's maximum can owe operator 1000 yuan.If CreditLimit+Balance in the prepaid account＜=0 just cuts off immediately and calls out, guarantee that the roamer can only owe 1000 yuan at most.
See also Fig. 4, provided the flow process the when roamer is called.When the roamer when visited network is called out, it is roughly similar when its flow process is caller to the roamer, difference is: the local mobile inquiry roamer's of ESC exchange servicing center called roaming number, start prepayment service detection trigger mechanism, send IDP message trigger local service control point according to called roaming information (as called roaming number and called number).
For the ease of understanding the method that the present invention realizes international roaming subscriber's local prepayment service, the present invention will be further described below in conjunction with embodiment.
See also Fig. 5 and Fig. 6, roamer MSa does caller, and local user MSb does when called, and the inventive method comprises step:
1) MSa makes a call.
2) MSC/SSPa starts prepayment service detection trigger mechanism, CAMEL-Subscription-Information according to caller Mobile Subscriber International ISDN Number, IMSI number or calling subscriber judges whether the roamer, if, MSC/SSPa then sends IDP message trigger SCP, and described IDP message comprises calling number; If not, then by the ordinary call flow processing.
3) SCP inquires about the pre-paid account database and starts the prepayment service logic, and whether the judgment data storehouse exists the pre-paid account of calling number correspondence, handles accordingly.
If judge further then whether the remaining sum of described account or credit rating be sufficient, if sufficient, then the query call rate issues RRBE, AC, Continue to MSC/SSPa; If not enough, then cut off and call out.
If not, set up a pre-paid account then for automatically this phone number, major key is this phone number, and the credit rating of certain amount of money is provided for this roamer subsequently, and the query call rate, issues RRBE, AC, Continue to MSC/SSPa.Certainly, can not provide credit rating as required yet, pay the fees, cut off subsequently and call out but notice MSC/SSPa plays the voice suggestion roamer.
4) the attaching position register HLRb of MSC/SSPa inquiry called MS b sends SRI inquiry called roaming number, and according to the roaming number that obtains called MS b from the SRI-res of HLRb, MSC/SSP/VLRb is arrived in call proceeding.
5) conversation between realization MSa and the MSb.
Behind the end of conversation, user's call release, MSC/SSPa reports ACR (Apply ChargingReport) to SCP, directly MSa is chargeed by SCP, and deducts in prepaid account.Carry out call clearing simultaneously.
See also Fig. 7 to Fig. 8, local user MSa does caller, and roamer MSb does when called, and the inventive method comprises step:
1) MSa calls out the MSb that roams into this country.
2) MSC/SSPa sends SRI to HLRb, the inquiry called roaming number, and HLRb returns the SRI-res that carries MSRN roaming number information.
3) MSC/SSPa adopts called number and called roaming number according to roaming information in the present embodiment, triggers IDP message to SCP.
4) SCP inquires about the pre-paid account database and starts the prepayment service logic, and whether the judgment data storehouse exists the pre-paid account of called number correspondence, handles accordingly.
If judge further then whether the remaining sum of described account or credit rating be sufficient, if sufficient, then the query call rate issues RRBE, AC, Continue to MSC/SSPa; If not enough, then cut off and call out.
If not, set up a pre-paid account then for automatically this phone number, major key is this phone number, and the credit rating of certain amount of money is provided for this user subsequently, and the query call rate, issues RRBE, AC, Continue to MSC/SSPa.Certainly, also can not provide credit rating as required, but notice MSC/SSPa plays the voice suggestion subscriber payment, cuts off subsequently and calls out.
5) MSC/SSPa arrives MSC/SSP/VLRb with call proceeding.
6) MSa and MSb begin conversation.
Behind the end of conversation, user's call release, MSC/SSPa reports ACR (Apply ChargingReport) to SCP, directly MSb is chargeed by SCP, and deducts in prepaid account.Carry out call clearing simultaneously.
The present invention realizes also comprising the step that telephone expenses or remaining sum are provided to the user in the method for the local prepayment service of roamer.Receive user's request as SCP after, the inquiring user prepaid account, the data that issue the PA signaling and inquire, instruct MS C plays to the user.
In addition, in the bright method of this law, also can pass through SMAP typing user's prepaid account information, and be loaded into service control point by business management system.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (12)
1, a kind of method that realizes international roaming subscriber's local prepayment service is applied to comprise at least the mobile intelligent net of mobile ESC exchange servicing center and service control point; It is characterized in that described mobile services switching centre has prepayment service detection trigger mechanism, described service control point has prepayment service logic and prepaid account database; Described method comprises step:
When 1) local mobile service switching center receives the calling that relates to the roamer, send IDP message trigger local service control point by prepayment service detection trigger mechanism;
2) the prepaid account database is inquired about according to the message initiated prepayment service logic of aforementioned IDP in the local service control point, judges whether to exist the prepaid account of aforementioned roamer's correspondence, if not, then enters step 3); If then enter step 4);
3) prepaid account corresponding with this roamer set up at the local service control point;
4) described prepaid account is monitored at the local service control point in real time, and gets in touch with local mobile service switching center, handles calling procedure.
2, the method for realization international roaming subscriber's local prepayment service according to claim 1, it is characterized in that: in the described step 1), when the roamer did caller, local mobile service switching center triggered IDP message according to roamer's MSISDN, IMSI and/or CAMEL-Subscription-Information.
3, the method for realization international roaming subscriber's local prepayment service according to claim 1 is characterized in that: in the described step 1), when the roamer does when called, local mobile service switching center triggers IDP message according to roamer's roaming information.
4, the method for realization international roaming subscriber's local prepayment service according to claim 1 is characterized in that: comprised also that before described step 1) the local service control point sets up prepaid account for the roamer.
5, the method for realization international roaming subscriber's local prepayment service according to claim 1, it is characterized in that: also comprise described local service control point inquiry prepaid account, control local mobile ESC exchange servicing center and play telephone expenses and/or balance amount information to the roamer.
6, according to the method for each described realization international roaming subscriber's local prepayment service of claim 1 to 5, it is characterized in that: in the described step 4), when the local service control point detected prepaid account and is zero, refusal was called out; When the local service control point detects prepaid account when non-vanishing, call establishment.
7, according to the method for each described realization international roaming subscriber's local prepayment service of claim 1 to 5, it is characterized in that: in the described step 3), roamer's credit rating is stored at the local service control point in prepaid account balance.
8, according to the method for each described realization international roaming subscriber's local prepayment service of claim 1 to 5, it is characterized in that: in the described step 4), when the local service control point detects prepaid account balance less than the prompting remaining sum, control local mobile ESC exchange servicing center and play voice suggestion to the roamer.
9, according to the method for each described realization international roaming subscriber's local prepayment service of claim 1 to 5, it is characterized in that: in the described step 4), the real time billing of local service control point is also deducted the amount of money of prepaid account.
10, the method for realization international roaming subscriber's local prepayment service according to claim 9 is characterized in that: in the described step 4), and end call when the local service control point detects prepaid account balance and is zero.
11, according to the method for each described realization international roaming subscriber's local prepayment service of claim 1 to 5, it is characterized in that: in the described step 4), ticketed call situation in local service control point generates ticket during end of conversation.
12, according to the method for each described realization international roaming subscriber's local prepayment service of claim 1 to 5, it is characterized in that: in the described step 3), the local service control point is the stored calls authority in prepaid account; In the described step 4), the local service control point accepts according to aforementioned calling authority decision or refusal is called out.
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| CNB200410029436XA CN100499893C (en) | 2004-03-17 | 2004-03-17 | A method for implementing local pre-paid charging service for international roaming subscriber |
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| CNB200410029436XA CN100499893C (en) | 2004-03-17 | 2004-03-17 | A method for implementing local pre-paid charging service for international roaming subscriber |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101106809B (en) * | 2006-07-14 | 2010-04-14 | 中国电信股份有限公司 | Billing method for prepayment user to send SMS upon cross-network roaming |
| CN101159882B (en) * | 2007-11-06 | 2010-06-09 | 中兴通讯股份有限公司 | Method of controlling intelligent network service call duration |
| CN101516079B (en) * | 2008-02-18 | 2011-01-05 | 中国移动通信集团公司 | Method and device for charging one-card multi-number voice service |
| CN102137376A (en) * | 2010-11-10 | 2011-07-27 | 华为软件技术有限公司 | Method, system and device for processing service request |
| WO2011110011A1 (en) * | 2010-09-02 | 2011-09-15 | 华为技术有限公司 | Charging monitoring method, device and sysytem |
| CN102334351A (en) * | 2011-08-05 | 2012-01-25 | 华为技术有限公司 | Processing method and device of international roaming grouped data service |
| US8346301B2 (en) | 2008-12-09 | 2013-01-01 | Huawei Technologies Co., Ltd. | Calling method, device, and system |
| CN113890952A (en) * | 2021-10-29 | 2022-01-04 | 中国联合网络通信集团有限公司 | Monitoring method, system and computer readable storage medium for international telephone |
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2004
- 2004-03-17 CN CNB200410029436XA patent/CN100499893C/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101106809B (en) * | 2006-07-14 | 2010-04-14 | 中国电信股份有限公司 | Billing method for prepayment user to send SMS upon cross-network roaming |
| CN101159882B (en) * | 2007-11-06 | 2010-06-09 | 中兴通讯股份有限公司 | Method of controlling intelligent network service call duration |
| CN101516079B (en) * | 2008-02-18 | 2011-01-05 | 中国移动通信集团公司 | Method and device for charging one-card multi-number voice service |
| US8346301B2 (en) | 2008-12-09 | 2013-01-01 | Huawei Technologies Co., Ltd. | Calling method, device, and system |
| WO2011110011A1 (en) * | 2010-09-02 | 2011-09-15 | 华为技术有限公司 | Charging monitoring method, device and sysytem |
| CN102405617A (en) * | 2010-09-02 | 2012-04-04 | 华为技术有限公司 | Charging monitoring method, device and sysytem |
| CN102405617B (en) * | 2010-09-02 | 2014-06-04 | 华为技术有限公司 | Charging monitoring method, device and sysytem |
| US8971844B2 (en) | 2010-09-02 | 2015-03-03 | Huawei Technologies Co., Ltd. | Charging monitoring method, device and system |
| CN102137376A (en) * | 2010-11-10 | 2011-07-27 | 华为软件技术有限公司 | Method, system and device for processing service request |
| CN102334351A (en) * | 2011-08-05 | 2012-01-25 | 华为技术有限公司 | Processing method and device of international roaming grouped data service |
| WO2012109881A1 (en) * | 2011-08-05 | 2012-08-23 | 华为技术有限公司 | Method and device for processing international roaming packet data service |
| CN113890952A (en) * | 2021-10-29 | 2022-01-04 | 中国联合网络通信集团有限公司 | Monitoring method, system and computer readable storage medium for international telephone |
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| Publication number | Publication date |
|---|---|
| CN100499893C (en) | 2009-06-10 |
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