CN101111071A - Method for implementing unstructured user data function in CDMA intelligent network business - Google Patents
Method for implementing unstructured user data function in CDMA intelligent network business Download PDFInfo
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Abstract
The present invention discloses a method for realizing a USSD function by a CDMA intelligent network business based on an OCS, which comprises the following procedure: a CDMA user sends a call request to the CDMA intelligent network, sends a relevant access code, and activates the intelligent business of the control point of the user attributing business through the subscription information; the CDMA user sends the call request to the CDMA Intelligent Network, sends a relevant access code, and activates the intelligent business of a control point of the user attributing business through the subscription information; the unstructured user data centre deals with the intelligent business through user online charging system and sends the relevant settlement results through the short message. Compared with the prior art, the method realizes a user account management function and an international roaming recall function in the CDMA network by the way of the OCS.
Description
Technical field
The present invention relates to CDMA intelligent network technology field, relate in particular to the method that a kind of CDMA intelligent network business is realized unstructured user data function.
Background technology
In present CDMA intelligent network, we have realized separating of charging control and charging and call signaling, our intelligent network business can pass through Diameter (Diameter creditcontrol, DCC) interface and man-machine language (Man-Machine Language, MML) interface message and Online Charging System (Online Charge System, OCS) the carrying out of aspect is mutual, realizes that signaling control and account that a calling relates to operate all processes.
In present CDMA intelligent network, be directly to pass through USSD (UnstructuredSupplementary Service Data, unstructured supplementary data traffic) technology to realize that pass through in the GSM intelligent network calls out and realize that message is upright apparent and to functions such as intelligent subscriber callbacks.In the GSM intelligent network, can realize above-mentioned function by the USSD technology, as shown in Figure 1, the networking diagram of USSD and GSM, GSM Client-initiated USSD calling procedure is: initiate USSD when request when roaming into external mobile subscriber, mobile switching centre/the attaching position register of roaming place (MSC/HLR) learns that according to service code this request is the USSD request of user attaching network, forward it to attaching position register (Home Location Register, HLR), ownership HLR inquiry USSD allocation list sends to callback center with the USSD string, callback center is connected to HLR as the USSD center, callback center is received USSD request back initiation internal application flow process, finishes the corresponding business function according to USSD character string content.
And in the CDMA intelligent network, what adopt is wireless intelligent network (WIN) agreement, and the WIN agreement is not supported the intelligent subscriber international roaming, also just can't realize that the terminal use is mutual with ownership HLR in the CDMA intelligent network, also can't trigger relevant USSD center business simultaneously functions such as user account inquiry, management and authentication callback are provided by HLR by message.
Therefore, prior art awaits to improve and development.
Summary of the invention
The object of the present invention is to provide a kind ofly based on realizing above-mentioned USSD function by IN service in the CDMA intelligent network under the OCS mode, realize that the CDMA mobile phone terminal carries out account management function and callback facility by the USSD message of similar GSM network.
In order to solve above-mentioned purpose, the invention provides the method that a kind of CDMA intelligent network business is realized unstructured user data function, comprise the steps:
A, CDMA user send call request to the CDMA intelligent network, send corresponding access code, trigger the IN service of described user attaching service control point afterwards by CAMEL-Subscription-Information;
B, described IN service are analyzed the access code of described call request, and inquire about the destructuring subscriber data center that described access code points to, and to this destructuring subscriber data center call release;
C, user's Online Charging System receive and handle described IN service information, and the output processing result information is sent corresponding result by the note form to described user by this center to described destructuring subscriber data center.
Wherein, in the described method, described IN service comprises CDMA nusrmgr.cpl and the callback of international roaming note; Described account management comprises account balance inquiry and account charging, and described account balance inquiry access code is " 101# ", and described account charging access code is " 102* prepaid card password # ".。
Wherein, when described IN service is the account balance inquiry, comprise the steps: among the step B
B01, CDMA intelligent network analyze the call request access code for after " account balance inquiry ", send man-machine language message to the man-machine language interface message processor (IMP);
B02, described man-machine language interface message processor (IMP) receive and handle the described machine language message of making a gift to someone, and send this information to described Online Charging System processing, send the account balance Query Information to described destructuring subscriber data center afterwards.
Wherein, when described IN service is account charging, comprise the steps: among the step B
B01 ', CDMA intelligent network analyze the call request access code for after " account charging ", send charging information to supplementing interface message processor (IMP) with money;
B02 ', the described interface message processor (IMP) of supplementing with money receive and handle described charging information, and this information is sent to described Online Charging System processing and sends account charging information to described destructuring subscriber data center.
Wherein, when described IN service was the callback of international roaming note, steps A comprised the steps:
A11, current mobile switching centre and the service control point of described roaming country receive CDMA user's calling request access code and called number, and analyze call number form, access code and the attribute that described calling subscriber sends, and inquire about the gateway exchange that described calling subscriber belongs to state, send described call number format messages;
A12, described gateway exchange receive described call number format messages, the national code of deletion called number front, and the attribute modification that will delete the called number behind the national code is a unknown properties, and find described calling subscriber to belong to the service control point of state according to this prefix, trigger described call-back service.
Wherein, when described IN service was the callback of international roaming note, step B comprised the steps:
CDMA IN service on B11, the described service control point and the mutual authentication of Online Charging System, and inquire about described calling subscriber's account and whether meet international attribute format; Otherwise send the callback note by the USSD center, notify described calling subscriber, end dialog; Be then to send the mobile switching centre of end-of-dialogue message, discharge described calling subscriber's calling, and, go to step B12 by the destructuring user data information expense that IN service notifies described Online Charging System to collect described calling subscriber to the roaming place;
CDMA IN service on B12, the described service control point transfers immediate news to the USSD center, and sets up USSD callback link between USSD center and described calling subscriber called subscriber.
Wherein, among the rapid B11, described mutual authentication signaling is a Diameter message.
Wherein, when described IN service was the callback of international roaming note, step C comprised the steps:
Can C1, described destructuring subscriber data center be conversed to described calling subscriber's account balance and judge, then the called subscriber is called out at the USSD center, and callback calling subscriber after the success that continues, and realize that calling subscriber and called subscriber engage in the dialogue; Otherwise continue failure, terminated call.
Compared with prior art, the inventive method can realize being similar to the relevant callback facility of the USSD of GSM in cdma network under the OCS mode, and then realizes international roaming callback conversation; Simultaneously, this method can also make the CDMA network users come the real-time management user account by USSD message call related management access code and obtain the function of correlation behavior short message prompt, even cdma network is realized with the relevant USSD function that equals the GSM network.
Description of drawings
Fig. 1 realizes the networking schematic diagram of USSD function for existing GSM intelligent network;
Fig. 2 is the realization flow figure of the inventive method;
Fig. 3 realizes under the mutual situation of business realizing and OCS side that for utilizing of the inventive method the CDMA intelligent network user carries out the schematic diagram of account management function by USSD message;
Fig. 4 is utilizing the CDMA intelligent network to support to realize under the international roaming situation the mutual flow chart of USSD callback for the inventive method under the OCS mode;
Fig. 5 is utilizing the CDMA intelligent network to support to realize under the international roaming situation flow chart of USSD callback signaling for the inventive method under the OCS mode.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in further detail.
Design principle of the present invention: utilize existing equipment of Service Control Point of intelligent network (Service ControlPoint, SCP) and operation exchange point device (Service Switch Point, SSP) the CDMA intelligent net system of Zu Chenging, develop new management process the MML interface message processor (IMP), supplement interface message processor (IMP), CDMA intelligent network business with money, make the CDMA intelligent network business under the mode of OCS, realize the USSD function; Wherein, SCP is made up of signaling interface unit (SIU) and two physical equipments of control section (CP), and SSP is that (Mobile Switch Center MSC) closes and establishes with mobile switching centre.
Based on the foregoing invention design principle, the invention provides the method that a kind of CDMA intelligent network business is realized unstructured user data function, see also accompanying drawing 2, its realization flow comprises the steps:
101, CDMA user sends call request to the CDMA intelligent network, and sends corresponding access code, and triggers the IN service of described user attaching service control point by CAMEL-Subscription-Information;
102, described IN service is analyzed the access code of described call request, and inquires about the destructuring subscriber data center that described access code points to, and to this destructuring subscriber data center call release;
103, user's Online Charging System receives and handles described IN service information, and the output processing result information is sent corresponding result by the note form to described user by this data center to described destructuring subscriber data center.
In the said method, when CDMA intelligent network described IN service to be processed is the CDMA nusrmgr.cpl, under based on the OCS mode, the CDMA intelligent network user initiates a message by the USSD center and carries out account management, see also accompanying drawing 3, its structural relation is: CDMA intelligent subscriber is connected with CDMA intelligent network business center by signal of communication, receive and analyze the signal that described CDMA function user sends, and processing signals is delivered to the USSD center, described USSD center is translated into call signal after receiving analytic signal, and the access code difference of sending according to described CDMA user, described USSD center discharges different call informations and gives the MML interface message processor (IMP) or supplement interface message processor (IMP) with money, supplement with money etc. such as inquiry into balance of CDMA user account or user account, described MML interface message processor (IMP) or supplement that interface message processor (IMP) receives with money and corresponding call information after be delivered on the OCS, handle the inquiry into balance of described CDMA user account or user account is supplemented with money by OCS, and result is delivered to the cdma network sms center, send result with the form of note to described CDMA user by the cdma network sms center, such as, the account balance successful inquiring is sent this telephone expenses remaining sum note; The reminding short message that inquiry is failed is sent in the inquiry failure; Successful recharging is sent the telephone expenses remaining sum note after supplementing with money; Supplement failure with money, send the reminding short message of supplementing failure with money.
The CDMA intelligent network user initiates a message by the USSD center and carries out the account management realization flow and comprise the steps:
201, the CDMA intelligent network user is dialed certain USSD center access code, i.e. when " 101# ", the account balance of inquiring user oneself, this access code triggers the account query related service of CDMA intelligent network SCP by CAMEL-Subscription-Information afterwards;
202, the calling access code that the CDMA intelligent network business analyzes intelligent network user is an account query remaining sum access code, and corresponding analysis result message transport to USSD center handled, and send the MML that queries the balance by described USSD center and order the MML interface message processor (IMP);
203, the MML interface message processor (IMP) receives and handles described MML order, and the message that will handle sends OCS to afterwards, allows OCS that MML message is handled;
204, OCS replies to the CDMA sms center with the MML result who handles;
205, the CDMA sms center receives that the account balance inquiry business that OCS sends finishes information, and successful inquiring then sends user balance information; The inquiry failure then sends the reminding short message of inquiry failure.
Wherein, when the USSD center access code among the step P201 is a user account when supplementing with money, i.e. " 102* prepaid card password # ", step 202, P203,204 and 205 will be revised as step:
202 ', the calling access code that the CDMA intelligent network business analyzes intelligent network user is a prepaid card password, and corresponding analysis result message transport to USSD center is handled, and sends the information of account charging to supplementing interface message processor (IMP) with money by described USSD center;
203 ', the described interface message processor (IMP) of supplementing with money receives and handles described charging information, and the message that will handle sends OCS to afterwards, allows OCS that described charging information is handled;
204 ', OCS replies to the CDMA sms center with the account charging result who handles;
205 ', the CDMA sms center receives that the account charging Business Processing that OCS sends finishes information, and successful recharging then sends successful recharging information; Supplement failure with money and then send the reminding short message of supplementing failure with money.
Call-back service implementation method when the present invention also provides a kind of CDMA user international roaming is used in the international roaming area of some trigger intelligent business of can't contracting realizing calling with the domestic user by the USSD center.
The international roaming user is by dialing the access code of USSD, and the MSC/SSP of roaming place passes through the access code number analysis, and is routed to the GMSC gateway exchange of ownership state, analyzes the USSD callback center by gateway exchange again and reaches relevant user attaching MSC etc.Wherein, dialling when being corresponding USSD access code, needing before described access code, add the national code of this country, such as, Chinese national code is 0086.Like this, for the MSC/SSP of roaming place,,, can very easily inquire the gateway exchange of the ownership state of CDAM intelligent network user, particularly for areas such as Hongkong and Macro by national code owing to before corresponding USSD access code, added national national code.
Relate to relevant IN service during this and realize the USSD function, such as, how to carry out relevant interacting message with OCS, and relate to charge control and charging or the like by interface message processor (IMP).
See also accompanying drawing 4, utilizing the CDMA intelligent network to support the interaction flow of USSD callback under the international roaming situation under the OCS mode, concrete steps are as follows:
301, external roaming CDMA intelligent network cellphone subscriber A sends the calling request, and send specific USSD character string, such as: 0086111*8613306350000# gives the MSC/SSP of user A place roaming country, wherein 13306350000 are called subscriber B numbers, and 111 be corresponding callback USSD access code, in the present embodiment, calling subscriber and called subscriber belonging country are China, and 0086 is the China national code;
302, the current MSC/SSP of roaming country checks that user A sends call number form and attribute, and judge whether the call number form is legal, it is international attribute, the MCS/SSP that is then roaming place will find the ownership state of this CDMA intelligent network user A according to the analysis result of number, promptly Zhong Guo gateway exchange goes to step 303; Otherwise terminated call request;
303, described user A receives described call number format messages, the national code of deletion called number front, promptly 0086, and the attribute modification that will delete the called number B behind the national code is unknown properties, and according to prefix, such as access code 111, find the SCP trigger intelligent business of user A ownership, afterwards the described call number form that receives is handled;
304, carry out mutual authentication by DCC message between CDMA IN service on the SCP and the OCS, whether the inquiring calling user account is legal etc.; Otherwise give intelligent subscriber A, end dialog by IN service or callback center and loopback SMS notification; Be then to discharge end-of-dialogue (TC-end) message to give roaming place MSC, discharge the calling of user A, change step 305 over to;
305, IN service discharges TC-end message and gives roaming place MSC, and the calling that discharges user A, and is collected the USSD information charge usefulness of user A by IN service notice OCS;
306, the CDMA IN service on the SCP issues immediately (ICA) message and gives callback center, and notice USSD carries out the callback operation to the called subscriber B in user A and the USSD message in the center, and callback calling subscriber and called subscriber also continue; In case behind user A and the user B call through, will be respectively in called flow separately, carry out corresponding time length and issue control;
307, if the state of the A of calling subscriber described in the step 306 and account allow to call out, then called subscriber B number is called out at the USSD center earlier, wherein, called number 8613306350000 in the USSD callback message that user A sends, the calling party A again that continues after the success, and related calling subscriber and called subscriber's dialogue carry out continuing of user A and user B.
See also Fig. 5, support under the international roaming situation based on CDMA intelligent network under the OSC, the implementation method of USSD callback signaling, implementation step is as follows:
401, the MSC of CDMA intelligence calling subscriber A roaming place receives the callback request to the party B-subscriber, and according to called number, such as, the analysis of the national code of " 0086 callback access code * party B-subscriber number # " belongs to state gateway exchange GMSC to CDMA intelligent subscriber and sends corresponding integrated service user message (ISUP) or telephone subscriber (TUP) message;
402, described gateway exchange (Gateway Mobile Switch Center, GMSC) receive message after, carry out alternately with calling subscriber's ownership SCP, and trigger corresponding C DMA intelligent network business;
403, the CDMA IN service is the USSD callback request by the analysis of called number is learnt, and message is analyzed in release, discharge roaming calling subscriber's current calling, carry out the mutual of corresponding D iameter protocol interface message with OCS again, reach the purpose of subscription authentication;
404, after authentication was passed through, the CDAM intelligent network business triggered the call-back service at USSD center by inside story, and this call-back service issues ICA message, and notice USSD/SSP connects called party B-subscriber (instant, reply, connection message) earlier;
405, after called party B-subscriber connects, report the incident of replying (ERB), described USSD/SSP playback advise called subscriber is waited a moment (CTR PA);
406, the described call-back service caller party A-subscriber (reply, AC, connection message) that the USSD callback is initiated in roaming that then continues, and these two dialogues are related, finish USSD callback operation, and between SCP and USSD center, set up callback flow;
407, end of calling and on-hook, the loopback of roaming place mobile switching centre discharges integrated service user message (REL-ISUP or TUP) message and gives USSD/SSP, this USSD/SSP is with onhook event loopback call-back service, issue release message notice USSD/SSP by call-back service, discharge the dialogue of calling subscriber and called subscriber two ends.
In sum, the inventive method is under the OCS mode, and realization is similar to the relevant callback facility of the USSD of GSM in cdma network, and then realizes international roaming callback conversation; Simultaneously, this method can also make the CDMA network users call out the function that the related management access code comes the real-time management user account and obtains the correlation behavior short message prompt by " USSD message ", even cdma network is realized with the relevant USSD function that equals the GSM network.
In a word, the present invention is not limited to above-mentioned execution mode, anyly is familiar with this operator, without departing from the spirit and scope of the present invention, all should drop within protection scope of the present invention.
Claims (10)
1. the method for a CDMA intelligent network business realization unstructured user data function is characterized in that this method comprises the steps:
A, CDMA user send call request to the CDMA intelligent network, send corresponding access code, trigger the IN service of described user attaching service control point afterwards by CAMEL-Subscription-Information;
B, described IN service are analyzed the access code of described call request, and inquire about the destructuring subscriber data center that described access code points to, and to this destructuring subscriber data center call release;
C, user's Online Charging System receive and handle described IN service information, and the output processing result information is sent corresponding result by the note form to described user by this data center to described destructuring subscriber data center.
2. method according to claim 1 is characterized in that, described IN service comprises CDMA nusrmgr.cpl and the callback of international roaming note.
3. method according to claim 2 is characterized in that, described account management comprises account balance inquiry and account charging.
4. method according to claim 3 is characterized in that, when described IN service was the account balance inquiry, step B comprised the steps:
B01, CDMA intelligent network analyze the call request access code for after " account balance inquiry ", send man-machine language message to the man-machine language interface message processor (IMP);
B02, described man-machine language interface message processor (IMP) receive and handle the described machine language message of making a gift to someone, and send this information to described Online Charging System processing, send the account balance Query Information to described destructuring subscriber data center afterwards.
5. method according to claim 3 is characterized in that, when described IN service is account charging, comprises the steps: among the step B
B01 ', CDMA intelligent network analyze the call request access code for after " account charging ", send charging information to supplementing interface message processor (IMP) with money;
B02 ', the described interface message processor (IMP) of supplementing with money receive and handle described charging information, and this information is sent to described Online Charging System processing and sends account charging information to described destructuring subscriber data center.
6. method according to claim 3 is characterized in that, described account balance inquiry access code is " 101# ", and described account charging access code is " 102
*Prepaid card password # ".
7. method according to claim 2 is characterized in that, when described IN service was the callback of international roaming note, steps A comprised the steps:
A11, current mobile switching centre and the service control point of described roaming country receive CDMA user's calling request access code and called number, and analyze call number form, access code and the attribute that described calling subscriber sends, and inquire about the gateway exchange that described calling subscriber belongs to state, send described call number format messages;
A12, described gateway exchange receive described call number format messages, the national code of deletion called number front, and the attribute modification that will delete the called number behind the national code is a unknown properties, and find described calling subscriber to belong to the service control point of state according to this prefix, trigger described call-back service.
8. method according to claim 7 is characterized in that, when described IN service was the callback of international roaming note, step B comprised the steps:
CDMA IN service on B11, the described service control point and the mutual authentication of Online Charging System, and inquire about described calling subscriber's account and whether meet international attribute format; Otherwise send the callback note by described destructuring subscriber data center, notify described calling subscriber, end dialog; Be then to send the mobile switching centre of end-of-dialogue message, discharge described calling subscriber's calling, and, go to step B12 by the destructuring user data information expense that IN service notifies described Online Charging System to collect described calling subscriber to the roaming place;
CDMA IN service on B12, the described service control point transfers immediate news to described destructuring subscriber data center, and sets up USSD callback link between described destructuring subscriber data center and described calling subscriber called subscriber.
9. method according to claim 8 is characterized in that, among the step B11, described mutual authentication signaling is a Diameter message.
10. method according to claim 8 is characterized in that, when described IN service was the callback of international roaming note, step C comprised the steps:
Can C1, described destructuring subscriber data center be conversed to described calling subscriber's account balance and judge, can call out the called subscriber by then described destructuring subscriber data center, and callback calling subscriber after the success that continues realizes that calling subscriber and called subscriber engage in the dialogue; Otherwise continue failure, terminated call.
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| CN101969628A (en) * | 2010-11-02 | 2011-02-09 | 中国电信股份有限公司 | International roaming callback service platform of CDMA (Code Division Multiple Access) network, system and method |
| CN101969628B (en) * | 2010-11-02 | 2013-02-13 | 中国电信股份有限公司 | International roaming callback service platform of CDMA (Code Division Multiple Access) network, system and method |
| CN102821371A (en) * | 2011-06-09 | 2012-12-12 | 中兴通讯股份有限公司 | Message interaction method, service control point and system based on CDMA (Code Division Multiple Access) network |
| CN103167437A (en) * | 2011-12-12 | 2013-06-19 | 中国电信股份有限公司 | Method and system of achieving unstructured supplementary service data (USSD) service in code division multiple access (CDMA) communication system and service platform |
| CN103167437B (en) * | 2011-12-12 | 2016-03-23 | 中国电信股份有限公司 | The method and system of USSD business, business platform is realized in cdma communication system |
| CN103024712A (en) * | 2012-12-19 | 2013-04-03 | 华为技术有限公司 | Method and device for handling callback businesses |
| WO2014101459A1 (en) * | 2012-12-31 | 2014-07-03 | 中兴通讯股份有限公司 | Message transmission method and system for intelligent network service, and interface machine of intelligent network service |
| CN103945346A (en) * | 2013-01-18 | 2014-07-23 | 中国电信股份有限公司 | Method and system for realizing international roaming callback service |
| CN103945346B (en) * | 2013-01-18 | 2017-11-07 | 中国电信股份有限公司 | A kind of method and system for realizing international roaming call-back service |
| CN105208538B (en) * | 2014-05-30 | 2018-05-08 | 中国电信股份有限公司 | The method and system of pre-payment international roaming speech business is carried out in heterogeneous network |
| WO2017121274A1 (en) * | 2016-01-14 | 2017-07-20 | 中兴通讯股份有限公司 | Call request transmission method and device |
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