CN1447618A - Method and system of precedence transferring for calls - Google Patents
Method and system of precedence transferring for calls Download PDFInfo
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- CN1447618A CN1447618A CN 03114159 CN03114159A CN1447618A CN 1447618 A CN1447618 A CN 1447618A CN 03114159 CN03114159 CN 03114159 CN 03114159 A CN03114159 A CN 03114159A CN 1447618 A CN1447618 A CN 1447618A
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Abstract
A method and system include following steps. The mobile phone user registers the call precedence transferring service and the pointed transfer phone number. When calling party makes a phone call to mobile phones, the service exchange point at the calling party queries whether the mobile phone registers the precedence transferring service. If the called party is local the location of the calling party is the registered location of the called party), then the service exchange point at the calling party requests the query to the local service server. If the called party is not local, then service exchange point at the calling party requests the query through the local service server or to the central service server directly.
Description
Technical field the present invention relates to technical field of telecommunications, particularly relates to transferring to landline telephone or the employed method and system of other phones when a kind of mobile phone is called out.
When background technology mobile phone user roams into the other places, if the strange land user (is not the ownership place user, neither the roaming place user) call out this mobile phone with landline telephone, then speech channel is general arrives user ascription area from caller ground earlier, arrive the roaming place again, Internet resources are caused necessarily repeat to take, the user also collects than high cost to calling and called.Traditional solution is to set up a cover call management service service system to cover whole network, and the mobile phone user roams in network, and transferred directory number is wanted in registration, directly calls the destination by caller location Service Switching Point.Bigger in network size, the mobile phone user is more, and when calling out frequently, this method is very high to real-time handling property of business service system and stability requirement, is difficult to actual commencing business.
The summary of the invention the technical problem to be solved in the present invention is to avoid above-mentioned the deficiencies in the prior art part and proposes a kind of implementation method and system of the call priority transfer service the when mobile phone user is roamed in large scale network, utilize this method and system, all strange lands are called out and can directly be shifted by caller ground, do not need around behind ownership place, shifting again, save Internet resources, the expense of generation is low.
The technical problem to be solved in the present invention can realize by the following technical solutions:
Propose the method that a kind of call priority shifts, may further comprise the steps:
1. the preferential transfer service of mobile phone user's register call is registered and is specified transferred directory number;
2. during the calling party calls mobile phone, whether calling party's Service Switching Point inquiry callee mobile phone registers preferential transfer service.If the callee is local (be caller location be again dialed field) mobile phone, then calling party's Service Switching Point is inquired about to the local service server requests.If the callee is nonlocal mobile phone, calling party's Service Switching Point is inquired about to center service server request by the local service server; Perhaps calling party's Service Switching Point is directly inquired about to center service server request;
If 3. callee's mobile phone preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of calling party is to specifying transferred directory number.If what specify transfer is the on-site telephone number of calling party, then the direct diverting call of calling party's Service Switching Point is to local call; If what specify to shift is telephone number outside the calling party location, then calling party's Service Switching Point arrives assigned telephone number by long-distance diverting call;
4. the on-site Service Switching Point track record of calling party user shifts call-information, if callee's mobile phone is nonlocal mobile phone, then this user is shifted the service server that message registration information sends to callee's mobile phone ownership place by the on-site service server of calling party, center service server, if called mobile phones is local mobile phone, then this user is shifted message registration information and directly send to the local service server.
Realize the system of above-mentioned call priority transfer method, comprise at least two areas fixed telephone network, with fixed telephone network corresponding service exchange point and the preferential transfer service server of local call, in addition, also comprise center call priority transfer service server, described center service server establishes a communications link with each local service server respectively.
The technical problem to be solved in the present invention can also be by realizing by the following technical solutions:
The method that a kind of call priority shifts may further comprise the steps:
1. the preferential transfer service of mobile phone user's register call is registered and is specified transferred directory number;
2. during the calling party calls mobile phone, whether calling party's Service Switching Point inquiry callee mobile phone registers preferential transfer service.If the callee is local (be caller location be again dialed field) mobile phone, then calling party's Service Switching Point is inquired about to the local service server requests.If the callee is nonlocal mobile phone, calling party's Service Switching Point is by the local service server requests inquiry of local service server to the called mobile phones ownership place; Perhaps calling party's Service Switching Point is directly inquired about to the local service server requests of called mobile phones ownership place;
If 3. callee's mobile phone preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of calling party is to specifying transferred directory number.If what specify transfer is the on-site telephone number of calling party, then the direct diverting call of calling party's Service Switching Point is to local call; If what specify to shift is telephone number outside the calling party location, then calling party's Service Switching Point arrives assigned telephone number by long-distance diverting call;
4. the on-site Service Switching Point track record of calling party user shifts call-information, if callee's mobile phone is nonlocal mobile phone, then this user is shifted the service server that call-information sends to callee's mobile phone ownership place by the on-site service server of calling party, if called mobile phones is local mobile phone, then this user is shifted call-information and directly send to the local service server.
Realize the system of above-mentioned call priority transfer method, comprise at least two areas fixed telephone network, with fixed telephone network corresponding service exchange point and the preferential transfer service server of local call, establish a communications link in twos between the preferential transfer service server of described each local call.
Compare with prior art, technique effect of the present invention is, when mobile phone is roamed in large-scale mobile network, if mobile phone is called out, can be by the Service Switching Point on caller ground directly with call to the appointment transferred directory number of having registered, thereby save Internet resources and save communication cost, and can adapt to the requirement of the real-time processing of large scale network.
Description of drawings
Fig. 1 is that the system that call priority of the present invention shifts is provided with a center service server, the schematic diagram that described center service server establishes a communications link with each local service server respectively;
Fig. 2 is that the system that call priority of the present invention shifts is provided with more than one center service server, the schematic diagram that establishes a communications link respectively between described each center service server;
Fig. 3 is that the system that call priority of the present invention shifts is provided with an above center service server, on each central server head center's service server is being set, the schematic diagram that this head center's service server establishes a communications link with each center service server respectively;
Fig. 4 is that the system that call priority of the present invention shifts is provided with a center service server, and described center service server establishes a communications link with each local service server respectively, and the schematic diagram that establishes a communications link with the local traffic exchange point;
Fig. 5 is that the system that call priority of the present invention shifts is not provided with the center service server, but the schematic diagram that establishes a communications link mutually between each local service server;
Fig. 6 is the flow chart of one of call priority transfer method embodiment of the present invention.Among one of embodiment, the preferential transfer service of roaming mobile calls that the center service server is responsible for transmitting between each local service server is handled, and does not preserve the preferential transfer service information of roaming mobile calls.Fig. 6-the 1st wherein, the flow chart of preferential transfer service registration and cancellation, Fig. 6-the 2nd, the flow chart that mobile phone is called out by strange land (non-attribution) landline telephone; Fig. 6-the 3rd, the flow chart that mobile phone is called out by the ownership place landline telephone;
Fig. 7 is two the flow chart of call priority transfer method embodiment of the present invention.Embodiment two in, the center service server is preserved the preferential transfer service information of roaming mobile calls.Fig. 7-the 1st wherein, the flow chart of preferential transfer service registration and cancellation, Fig. 7-the 2nd, the flow chart that mobile phone is called out by strange land (non-attribution) landline telephone; Fig. 7-the 3rd, the flow chart that mobile phone is called out by the ownership place landline telephone;
Fig. 8 is three the flow chart of call priority transfer method embodiment of the present invention.Embodiment three in, set more than one center service server, the intercommunication of center service server.Fig. 8-the 1st wherein, the flow chart of preferential transfer service registration and cancellation, Fig. 8-the 2nd, the flow chart that the other places is called out by strange land (non-attribution) landline telephone is arrived in mobile phone roaming.
Fig. 9 is four the flow chart of call priority transfer method embodiment of the present invention, is that the flow chart that the other places is called out by strange land (non-attribution) landline telephone is arrived in mobile phone roaming.Embodiment four in, differentiate the local and remote side mobile phone by the on-site Service Switching Point of caller phone, for the strange land mobile phone, the caller phone Service Switching Point is by the local service server lookup of center service server to dialed field.
Embodiment is described in further detail below in conjunction with the most preferred embodiment shown in the accompanying drawing.
Embodiment one: the call priority transfer service is by local and center two levels of traffic server process, and the center service server is transmitted roamer's process information between the home server.The call priority transfer system of this embodiment as shown in Figure 1.Whole network is divided into the experimental process network, the local service server is responsible for preserving the local user at call priority transfer service register information local or when roaming into the other places, the center service server is responsible for transmitting the Business Processing between the local service server, but does not preserve roamer's business information.Unified professional registration and inquiry and the preferential route that shifts of being responsible for local fixed line to mobile calls of Service Switching Point.
The preferential transfer service registration of present embodiment and cancellation are shown in Fig. 6-1, and the mobile phone user notifies the local service server of ownership place by modes such as online, phone, short messages, the preferential transfer service of register call, and transferred directory number is specified in registration.Or cancellation registration.The mobile phone user is when ownership place, and can register and specify transfer ground phone is local landline telephone or mobile phone.When the mobile phone user roamed into the other places, can register and specify transfer ground phone was roaming place landline telephone or mobile phone.
Mobile phone by strange land (non-attribution) landline telephone call flow shown in Fig. 6-2:
1. strange land (non-attribution) landline telephone is called out mobile phone M, this caller and called number are judged by the tandem exchange of fixed-line telephone network, analyze called be the strange land mobile phone (for example, in China, when landline telephone is called out nonlocal mobile phone with 013 beginning) after, tandem exchange transfers to local Service Switching Point to this calling.
2. whether local Service Switching Point registers preferential transfer service to the local service server lookup mobile phone M of locality.
3. what local local service server judgement will be inquired about is nonlocal mobile phone, then inquires about to center service server request.
4. the center service server is analyzed the local service server of determining its ownership place according to called Mobile Directory Number, and sends query requests to the local service server of ownership place.
5. the local service server lookup database of ownership place, return results comprises the whether preferential transfer service of register call of mobile phone M, specifies transferred directory number etc.
6. the local service server of ownership place returns the center service server to Query Result, and the center service server is transmitted to the on-site local service server of caller, thereby returns the on-site Service Switching Point of caller.
7. if the mobile phone M preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of caller is to specifying transferred directory number.If what specify transfer is caller location telephone number, then the direct diverting call of Service Switching Point is to local fixed telephone network.If what specify to shift is telephone number outside the caller location, then Service Switching Point by toll switch diverting call to assigned telephone number.
8. the on-site Service Switching Point of caller is followed the tracks of the user's communication ending message, and ticketed call begins, ending message, calling number, called mobile phones number, specify the information such as number that shift, send to the local service server of mobile phone ownership place by the on-site local service server of caller, center service server, as rates ground.
9. if mobile phone M does not have the preferential transfer service of register call, then the on-site Service Switching Point of caller forwards the mobile network to by gateway exchange, and call forwarding is to mobile phone M.
Mobile phone by ownership place landline telephone call flow shown in Fig. 6-3:
1. the ownership place landline telephone is called out mobile phone M, this caller and called number are judged by the tandem exchange of fixed-line telephone network, analyze called be local mobile phone (for example, in China, no matter whether mobile phone is roamed, all start when landline telephone is called out local handset with 13) after, tandem exchange transfers to the ownership place Service Switching Point to this calling.
2. whether the ownership place Service Switching Point registers preferential transfer service to local service server lookup mobile phone M.
3. the preferential transfer service information owing to mobile phone all is kept on the local service server of ownership place, the local service server lookup database of ownership place then, to the Service Switching Point return results, comprise the whether preferential transfer service of register call of mobile phone M, specify transferred directory number etc.
4. if the mobile phone M preferential transfer service of register call, then the direct diverting call of Service Switching Point is to specifying transferred directory number.If what specify transfer is the ownership place telephone number, then the direct diverting call of Service Switching Point is to local fixed telephone network.If what specify to shift is telephone number outside the ownership place, then Service Switching Point by toll switch diverting call to assigned telephone number.
5. the Service Switching Point of ownership place is followed the tracks of the user's communication ending message, and ticketed call begins, ending message, calling number, called mobile phones number, specify the information such as number that shift, and sends to the local service server, as rates ground.
6. if mobile phone M does not have the preferential transfer service of register call, then Service Switching Point forwards the mobile network to by gateway exchange, and call forwarding is to mobile phone M.
Present embodiment comprises the interface protocol of center service server and local service server, local service server and Service Switching Point, particularly:
(1) center service server and local service server interface agreement
1. the on-site local service server of caller is inquired about the professional enrollment status of nonlocal mobile phone to the center service server, and perhaps the center service server is to the professional enrollment status of the local service server lookup mobile phone of ownership place
Message direction: the local service server＜--the center service server
Parameter: command code, Mobile Directory Number
2. the local service server of ownership place is to the center service server, or the center service server returns the preferential transfer service state of certain mobile phone register call to the on-site local service server of caller
Message direction: the center service server＜--the local service server
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
3. the on-site local service server of the caller call-information that reports call priority to shift to the center service server, the perhaps call-information that shifts to the local service server forwards call priority of ownership place of center service server
Message direction: the local service server＜--the center service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
(2) local service server and Service Switching Point interface protocol
1. Service Switching Point is to the local service server lookup mobile phone preferential transfer service of register call whether
Message direction: Service Switching Point--〉the local service server
Parameter: command code, Mobile Directory Number
2. the local service server returns the preferential transfer service state of certain mobile phone register call to Service Switching Point
Message direction: local service server--〉Service Switching Point
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
3. Service Switching Point reports the call-information of call priority transfer to the local service server
Message direction: Service Switching Point--〉the local service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
Embodiment one has the following advantages: the local service server only needs and center service server interface, transfers the survey workload little.The center service server only is responsible for according to the local service server of called definite ownership place and is transmitted, and function is simply efficient.User service data only is kept on the local service server of ownership place, need not to guarantee a plurality of server user's service data consistences by complex protocol, and interface is simply efficient.Local call only need be inquired about the local service server, because general local user is more to local mobile calls, and system handles efficient height.The local service server is shared whole network service processing, is suitable for large scale network.
Embodiment two: the call priority transfer service is by local and center two levels of traffic server process, and the center service server is responsible for roamer's call priority transfer scheme.The system of this embodiment as shown in Figure 1.Whole network is divided into the experimental process network, the local service server is responsible for preserving and handling the call priority transfer service register information of local user when this locality, and the center service server is responsible for preserving the user's who roams into the other places call priority transfer service register information.Unified service inquiry and the preferential route that shifts of being responsible for local fixed line to mobile calls of Service Switching Point.
The preferential transfer service registration of embodiment two and cancellation flow process are shown in Fig. 7-1, and the roamer has the dual mode registration or cancels preferential transfer service:
The one, the mobile phone user is by modes such as online, phone, short messages in roaming, directly notifies the center service server, registration or the preferential transfer service of cancellation register call, and transferred directory number is specified in registration.
The 2nd, the roaming mobile phone user at first notifies the local service server of roaming place, and the local service server of roaming place judges it is the roamer according to Mobile Directory Number, registers to central server.Central server is notified the local service server of ownership place simultaneously, and the local service server record user of ownership place is in " roaming " state.When cancellation was professional, the ownership place service server was removed " roaming " state.
In the present embodiment, mobile phone by strange land (non-attribution) landline telephone call flow shown in Fig. 7-2:
1. strange land (non-attribution) landline telephone is called out mobile phone M, this caller and called number are judged by the tandem exchange of fixed-line telephone network, analyze called be the strange land mobile phone (for example, in China, when landline telephone is called out nonlocal mobile phone with 013 beginning) after, tandem exchange transfers to local Service Switching Point to this calling.
2. whether local Service Switching Point registers preferential transfer service to the local service server lookup mobile phone M of locality.
3. what local local service server judgement will be inquired about is nonlocal mobile phone, then inquires about to center service server request.
4. the preferential transfer service information owing to the roamer all is kept in the service server of center, center service server Query Database, to the Service Switching Point return results, comprise the whether preferential transfer service of register call of mobile phone M, specify transferred directory number etc.
5. if the mobile phone M preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of caller is to specifying transferred directory number.If what specify transfer is caller location telephone number, then the direct diverting call of Service Switching Point is to local fixed telephone network.If what specify to shift is telephone number outside the caller location, then Service Switching Point by toll switch diverting call to assigned telephone number.
6. the on-site Service Switching Point of caller is followed the tracks of the user's communication ending message, and ticketed call begins, ending message, calling number, called mobile phones number, specify the information such as number that shift, send to the local service server of mobile phone ownership place by the on-site local service server of caller, center service server, as rates ground.
7. if mobile phone M does not have the preferential transfer service of register call, then the on-site Service Switching Point of caller forwards the mobile network to by gateway exchange, and call forwarding is to mobile phone M.
In the present embodiment, mobile phone by ownership place landline telephone call flow shown in Fig. 7-3:
1. the ownership place landline telephone is called out mobile phone M, this caller and called number are judged by the tandem exchange of fixed-line telephone network, analyze called be local mobile phone (for example, in China, no matter whether mobile phone is roamed, all start when landline telephone is called out local handset with 13) after, tandem exchange transfers to the ownership place Service Switching Point to this calling.
2. whether the ownership place Service Switching Point registers preferential transfer service to local service server lookup mobile phone M.
3. owing to roam the mobile phone user when RT register traffic, the center service server can be notified the local service server of ownership place, and recording user is " roaming " state.The local service server has three kinds of Query Results when receiving the query requests of Service Switching Point.The one, the user is not " roaming " state, and has registered local call and preferentially shifted; The 2nd, the user is in " roaming " state, and has registered local call and preferentially shifted; The 3rd, the user does not register local call and preferentially shifts.By confirming whether the user is " roaming " state, can alleviate greatly local fixed telephone subscriber when calling out the mobile phone user local service server to the invalid inquiry of center service server.
4. if the user registers local call and preferentially shifts, then Service Switching Point directly forwards calling to local designated telephone.
5. if the user is in " roaming " state, then the local service server is inquired about preferential transfer service register information to center service server request.The center service server returns Query Result.If the preferential transfer service of register call, then the direct diverting call of Service Switching Point is to the phone of appointment, and log call information, sends to the local service server.
6. if mobile phone M does not have the preferential transfer service of register call, then local traffic exchange point forwards the mobile network to by gateway exchange, and call forwarding is to mobile phone M.
This programme comprises the interface protocol of center service server and local service server, local service server and Service Switching Point, particularly:
(1) center service server and local service server interface agreement
1, the on-site local service server of caller notifies roaming phone preferential transfer service register information to the center service server, or the local service server service register information of center service server notice roaming phone ownership place
Message direction: the local service server＜--the center service server
Parameter: command code, Mobile Directory Number shifts telephone number
2, the local service server is to the professional enrollment status of center service server inquiry roaming mobile phone
Message direction: local service server--〉the center service server
Parameter: command code, Mobile Directory Number
3, the center service server returns the preferential transfer service state of certain mobile phone register call to the local service server
Message direction: center service server--〉the local service server
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
4, the on-site local service server of the caller call-information that reports call priority to shift to the center service server, the perhaps call-information that shifts to the local service server forwards call priority of ownership place of center service server
Message direction: the local service server＜--the center service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
(2) local service server and Service Switching Point interface protocol
1. Service Switching Point is to the local service server lookup mobile phone preferential transfer service of register call whether
Message direction: Service Switching Point--〉the local service server
Parameter: command code, Mobile Directory Number
2. the local service server returns the preferential transfer service state of certain mobile phone register call to Service Switching Point
Message direction: local service server--〉Service Switching Point
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
3. Service Switching Point reports the call-information of call priority transfer to the local service server
Message direction: Service Switching Point--〉the local service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
Present embodiment has the following advantages: the local service server only need and the center service server mutual, transfer the survey workload little.The local service server only needs Help Center's service server can determine roamer's business information, the search efficiency height.System handles is born in center and the management of local service server hierarchy jointly, is suitable for large scale network.
Because the center service server is responsible for all roamers' of the whole network Business Processing,, can set a plurality of centers service server, the roamer of each center business service management one or mores section for improving handling property.The local service server is when the inquiry roamer, and at first the basis section is determined the center service server, sends request to this center service server again.The center service server is the mode promote query speed of free memory database also.
Embodiment three: a plurality of center service server intercommunication schemes.For more massive network, for example the user is when crossing over the roaming of a plurality of countries or global network, perhaps when a plurality of carrier network internetwork roaming, for the call priority transfer service is provided, can be divided into several subnets to network, each subnet is responsible for roaming in the subnet by a subcenter service server, and the roaming of striding subnet is by mutual communication process between the subcenter service server.This programme is based upon on the basis of aforementioned two kinds of schemes, handles identical with aforementioned two kinds of schemes in the subnet.
Center service server intercommunication can be adopted two kinds of schemes, and the one, communication in twos between the subcenter service server, as shown in Figure 2.The 2nd, on the subcenter service server, set up more high-rise center service server, be responsible for transmitting the message between the subcenter service server, as shown in Figure 3.
The preferential transfer service registration of embodiment three and cancellation are shown in Fig. 8-1, the mobile phone user is by modes such as online, phone, short messages in roaming, directly notify the local service server of ownership place, the preferential transfer service of register call, and transferred directory number is specified in registration.Or cancellation registration.
In the present embodiment, mobile phone by strange land (non-attribution) landline telephone call flow shown in Fig. 8-2:
Call flow and the embodiment one of user in subnet is identical, and just when the subcenter service server was handled, judgement was not the mobile phone in this subnet according to called number, then determines the subcenter service server of ownership place, and transmits request.The subnet inter-process flow process of ownership place is identical with embodiment one.
For the landline telephone call business flow process in the ownership place subnet, identical with embodiment one.
This programme interface protocol is at the interface protocol that has increased on the basis of aforementioned two schemes between the subcenter service server, particularly:
(1) the following describes interface protocol between the subcenter service server, it is identical therewith to stride more high-rise center service server interface protocol
1, inquires about the professional enrollment status of other subnet mobile phone
Message direction: the subcenter service server＜--the subcenter service server
Parameter: command code, Mobile Directory Number
2, return the preferential transfer service state of certain mobile phone register call
Message direction: subcenter service server--〉the subcenter service server
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
3, the preferential call-information that shifts of notification call between the subcenter service server
Message direction: subcenter service server--〉the subcenter service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
The advantage of embodiment three is: be applicable to that the preferential transfer service of more massive network carries out, as global network.
Embodiment four: the call priority transfer service is directly inquired about the preferential transfer service register information of nonlocal mobile calls to the center service server by local and center two levels of traffic server process by local traffic exchange point.The call priority transfer system of this embodiment as shown in Figure 4.Present embodiment system configuration and embodiment one are similar, and just Service Switching Point needs intercommunication mutually with the center service server.
The preferential transfer service registration of present embodiment is identical with embodiment one with cancellation.
Mobile phone is by strange land (non-attribution) landline telephone call flow as shown in Figure 9:
1. strange land (non-attribution) landline telephone is called out mobile phone M, this caller and called number are judged by the tandem exchange of fixed-line telephone network, analyze called be the strange land mobile phone (for example, in China, when landline telephone is called out nonlocal mobile phone with 013 beginning) after, tandem exchange transfers to local Service Switching Point to this calling.
2. whether local Service Switching Point registers preferential transfer service to center service server inquiry mobile phone M.
3. the center service server is analyzed the local service server of determining its ownership place according to called Mobile Directory Number, and sends query requests to the local service server of ownership place.
4. the local service server lookup database of ownership place, return results comprises the whether preferential transfer service of register call of mobile phone M, specifies transferred directory number etc.
5. the local service server of ownership place returns the center service server to Query Result, and the center service server is transmitted to the on-site Service Switching Point of caller.
6. if the mobile phone M preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of caller is to specifying transferred directory number.If what specify transfer is caller location telephone number, then the direct diverting call of Service Switching Point is to local fixed telephone network.If what specify to shift is telephone number outside the caller location, then Service Switching Point by toll switch diverting call to assigned telephone number.
7. the on-site Service Switching Point of caller is followed the tracks of the user's communication ending message, and ticketed call begins, ending message, calling number, called mobile phones number, specify the information such as number that shift, send to the local service server of mobile phone ownership place by the center service server, as rates ground.
8. if mobile phone M does not have the preferential transfer service of register call, then the on-site Service Switching Point of caller forwards the mobile network to by gateway exchange, and call forwarding is to mobile phone M.
When landline telephone was called out local mobile phone, local traffic exchange point adopted and embodiment one identical flow processing to the preferential transfer registration information of local service server requests query call.
Present embodiment comprises the interface protocol of center service server and local service server, local service server and Service Switching Point, center service server and local traffic exchange point, particularly:
(1) center service server and local service server interface agreement
1. the center service server is to the professional enrollment status of the local service server lookup mobile phone of ownership place
Message direction: center service server--〉the local service server
Parameter: command code, Mobile Directory Number
2. the local service server of ownership place returns the preferential transfer service state of certain mobile phone register call to the center service server
Message direction: local service server--〉the center service server
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
3. the center service server is to the call-information of the local service server forwards call priority transfer of ownership place
Message direction: center service server--〉the local service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
(2) local service server and Service Switching Point interface protocol
1. Service Switching Point is to the local mobile phone of the local service server lookup preferential transfer service of register call whether
Message direction: Service Switching Point--〉the local service server
Parameter: command code, Mobile Directory Number
2. the local service server returns the preferential transfer service state of mobile phone register call to Service Switching Point
Message direction: local service server--〉Service Switching Point
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
3. Service Switching Point reports the call-information of call priority transfer to the local service server
Message direction: Service Switching Point--〉the local service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
(3) local traffic exchange point and center service server interface protocol
1. local traffic exchange point is to the center service server inquiry strange land mobile phone preferential transfer service of register call whether
Message direction: Service Switching Point--〉the local service server
Parameter: command code, Mobile Directory Number
2. the center service server returns the preferential transfer service state of mobile phone register call to Service Switching Point
Message direction: local service server--〉Service Switching Point
Parameter: result code, whether Mobile Directory Number shifts, and shifts telephone number (optional)
3. Service Switching Point reports the call-information of call priority transfer to the center service server
Message direction: Service Switching Point--〉the local service server
Parameter: command code, the number that conversation time started, end of conversation time, calling number, called mobile phones number, appointment are shifted
Embodiment five: the center service server is not set, but establishes a communications link mutually between each local service server, its call priority transfer service as shown in Figure 5.
The method that the present embodiment call priority shifts may further comprise the steps:
1. the preferential transfer service of mobile phone user's register call is registered and is specified transferred directory number;
2. during the calling party calls mobile phone, whether calling party's Service Switching Point inquiry callee mobile phone registers preferential transfer service.If the callee is local (be caller location be again dialed field) mobile phone, then calling party's Service Switching Point is inquired about to the local service server requests.If the callee is nonlocal mobile phone, calling party's Service Switching Point is by the local service server requests inquiry of local service server to the called mobile phones ownership place; Perhaps calling party's Service Switching Point is directly inquired about to the local service server requests of called mobile phones ownership place;
If 3. callee's mobile phone preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of calling party is to specifying transferred directory number.If what specify transfer is the on-site telephone number of calling party, then the direct diverting call of calling party's Service Switching Point is to local call; If what specify to shift is telephone number outside the calling party location, then calling party's Service Switching Point arrives assigned telephone number by long-distance diverting call;
4. the on-site Service Switching Point track record of calling party user shifts call-information, if callee's mobile phone is nonlocal mobile phone, then this user is shifted the service server that call-information sends to callee's mobile phone ownership place by the on-site service server of calling party, if called mobile phones is local mobile phone, then this user is shifted call-information and directly send to the local service server, as rates ground.
The mobile phone user register call transfer service of step described in 1. is the local service server by online, phone or short message notification ownership place, and preferential transfer service information is kept in the local service server of ownership place; Perhaps to the local service server registers of roaming place, the local service server of the local service server notification ownership place of roaming place.
Present embodiment need not be provided with the center service server, communication in twos between each local service server.Perhaps place a protocol gateway before each local service server, communicate by letter in twos by protocol gateway.Advantage is to have saved center service server system.Shortcoming is that the interface uniting and adjustment test job amount between each local service server is bigger.
Claims (14)
1. the method that shifts of a call priority may further comprise the steps: the 1. preferential transfer service of mobile phone user's register call, and transferred directory number is specified in registration; It is characterized in that, further comprising the steps of: 2. during the calling party calls mobile phone, whether calling party's Service Switching Point inquiry callee mobile phone registers preferential transfer service, if the callee is local (be caller location be again dialed field) mobile phone, then calling party's Service Switching Point is inquired about to the local service server requests, if the callee is nonlocal mobile phone, calling party's Service Switching Point is inquired about to center service server request by the local service server; Perhaps calling party's Service Switching Point is directly inquired about to center service server request; If 3. callee's mobile phone preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of calling party is to specifying transferred directory number; If what specify transfer is the on-site telephone number of calling party, then the direct diverting call of calling party's Service Switching Point is to local call; If what specify to shift is telephone number outside the calling party location, then calling party's Service Switching Point arrives assigned telephone number by long-distance diverting call.
2. the method that call priority as claimed in claim 1 shifts, it is characterized in that: the mobile phone user register call transfer service of step described in 1. is the local service server of notice ownership place, and preferential transfer service information is kept in the local service server of ownership place; When the mobile phone user roamed in the other places, the register call transfer service also can be notified the center service server.
3. the method that call priority as claimed in claim 2 shifts, it is characterized in that: step 2. in, when caller phone is the phone of called mobile phones ownership place, the local service server of called mobile phones ownership place is when receiving the preferential transfer service query requests of local traffic exchange point, three kinds of Query Results are arranged: the one, called mobile phones is not " roaming " state, and register call has preferentially shifted; The 2nd, mobile phone is in " roaming " state, and register call has preferentially shifted; The 3rd, mobile phone does not have register call preferentially to shift; Under first kind of situation, local traffic exchange point directly forwards calling to specify to and shifts phone; Under second kind of situation, the call-forwarding information when the local service server is not preserved local mobile phone roaming is then inquired about preferential transfer service register information to center service server request, and the center service server returns Query Result; Call-forwarding information when perhaps the local service server is preserved local mobile phone roaming directly returns Query Result; Under the third situation, local traffic exchange point directly changes exhales called mobile phones.
4. the method that call priority as claimed in claim 1 shifts, it is characterized in that: the preferential transfer service information of roaming mobile calls is kept in the local service server of mobile phone ownership place, the preferential transfer service of roaming mobile calls that described center service server is responsible for transmitting between each local service server is handled, do not preserve the preferential transfer service information of roaming mobile calls, step 2. in, if the callee is nonlocal mobile phone, when calling party's service server is inquired about called call priority transfer service to central server, may further comprise the steps:
A. the center service server is analyzed the local service of determining its ownership place according to the called mobile phones number
Server, and send query requests to the local service server of its ownership place;
B. the local service server lookup business datum of ownership place is returned Query Result and is given the center business service
Device comprises the whether preferential transfer service of register call and specify the phone that shifts of mobile phone;
C. the center service server is transmitted to the on-site local service service of caller phone with described Query Result
Device, local service server return the on-site Service Switching Point of caller.
5. the method that call priority as claimed in claim 1 shifts, it is characterized in that: described center service server is preserved the preferential transfer service information of roaming mobile calls, step 2. in, if the callee is nonlocal mobile phone, during the preferential transfer service of the called whether register call of calling party's local service server lookup, only need to determine to the inquiry of center service server.
6. the method that call priority as claimed in claim 1 shifts is characterized in that: set more than one center service server, the preferential transfer service of the roaming call of each center one or more mobile phone section of business service management is handled.
7. the method that call priority as claimed in claim 1 shifts is characterized in that: set more than one center service server, the mobile phone roaming call priority transfer service of each region of center business service management or an operator is handled.
8. the method that call priority as claimed in claim 7 shifts is characterized in that: mutual communication between described each center service server.
9. the method that call priority as claimed in claim 7 shifts, it is characterized in that: set up head center's service server on described each center service server, this head center's service server is responsible for transmitting the communication between each center service server.
10. system that the call priority of realizing the described method of claim 1 shifts, comprise at least two areas telephone network, with telephone network corresponding service exchange point and the preferential transfer service server of local call, it is characterized in that:
Also comprise center call priority transfer service server, described center service server respectively with each local service server communication.
11. the system that call priority as claimed in claim 10 shifts, it is characterized in that: described central server is more than one, establishes a communications link respectively between each center service server.
12. the system that call priority as claimed in claim 10 shifts, it is characterized in that: also comprise head center's service server, described center service server is more than one, and described head center service server is set up respectively with each center service server and is electrically connected.
13. method that call priority shifts, may further comprise the steps: the 1. preferential transfer service of mobile phone user's register call, it specifies transferred directory number the local service server of notice ownership place, and preferential transfer service information is kept in the local service server of ownership place; It is characterized in that, further comprising the steps of: 2. during the calling party calls mobile phone, whether calling party's Service Switching Point inquiry callee mobile phone registers preferential transfer service, if the callee is local (be caller location be again dialed field) mobile phone, then calling party's Service Switching Point is inquired about to the local service server requests, if the callee is nonlocal mobile phone, calling party's Service Switching Point is by the local service server requests inquiry of local service server to the called mobile phones ownership place; Perhaps calling party's Service Switching Point is directly inquired about to the local service server requests of called mobile phones ownership place.If 3. callee's mobile phone preferential transfer service of register call, then the direct diverting call of the on-site Service Switching Point of calling party is to specifying transferred directory number, if what specify transfer is the on-site telephone number of calling party, then the direct diverting call of calling party's Service Switching Point is to local call; If what specify to shift is telephone number outside the calling party location, then calling party's Service Switching Point arrives assigned telephone number by long-distance diverting call.
14. the system that the call priority of realizing the described method of claim 11 shifts, comprise at least two areas telephone network, with telephone network corresponding service exchange point and the preferential transfer service server of local call, it is characterized in that:
Establish a communications link in twos between the preferential transfer service server of described each local call.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03114159 CN1188012C (en) | 2003-04-02 | 2003-04-02 | Method and system of precedence transferring for calls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03114159 CN1188012C (en) | 2003-04-02 | 2003-04-02 | Method and system of precedence transferring for calls |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1447618A true CN1447618A (en) | 2003-10-08 |
| CN1188012C CN1188012C (en) | 2005-02-02 |
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ID=28050332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03114159 Expired - Fee Related CN1188012C (en) | 2003-04-02 | 2003-04-02 | Method and system of precedence transferring for calls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1188012C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008086690A1 (en) * | 2007-01-05 | 2008-07-24 | Zte Corporation | An enquiry diversion service method and a device thereof |
| WO2009129711A1 (en) * | 2008-04-25 | 2009-10-29 | 华为技术有限公司 | A call forward shifting method, device and system |
| CN107426449A (en) * | 2016-05-24 | 2017-12-01 | 百度在线网络技术（北京）有限公司 | A kind of phone incoming call processing method and device |
-
2003
- 2003-04-02 CN CN 03114159 patent/CN1188012C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008086690A1 (en) * | 2007-01-05 | 2008-07-24 | Zte Corporation | An enquiry diversion service method and a device thereof |
| WO2009129711A1 (en) * | 2008-04-25 | 2009-10-29 | 华为技术有限公司 | A call forward shifting method, device and system |
| CN107426449A (en) * | 2016-05-24 | 2017-12-01 | 百度在线网络技术（北京）有限公司 | A kind of phone incoming call processing method and device |
| CN107426449B (en) * | 2016-05-24 | 2020-09-29 | 百度在线网络技术（北京）有限公司 | Telephone incoming call processing method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1188012C (en) | 2005-02-02 |
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