CN101043751B - Method and system for restraining calling transfer - Google Patents
Method and system for restraining calling transfer Download PDFInfo
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- CN101043751B CN101043751B CN2007100888376A CN200710088837A CN101043751B CN 101043751 B CN101043751 B CN 101043751B CN 2007100888376 A CN2007100888376 A CN 2007100888376A CN 200710088837 A CN200710088837 A CN 200710088837A CN 101043751 B CN101043751 B CN 101043751B
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Abstract
The related method for limiting ECT comprises: MSC or HLR queries the according to ECT request ECT number relative to the first mobile terminal, and decides whether the ECT number up to the pre-set maximal value, and rejects the ECT request if yes. It also refers to a method for limiting the forward transfer, which comprises: when meets the forward transfer condition, MSC or HLR queries the non-answer forward transfer number for the second terminal, and rejects the calling if the non-answer forward transfer number up to the pre-set value. This invention can limit the illegal behavior based on ECT or non-answer forward transfer business.
Description
Technical field
The present invention relates to communication technical field, especially a kind of method and system that calling transfer class business is limited.
Background technology
Calling transfer class business is meant certain calling or converses and transferred to the business of another terminal by calling terminal or terminal called, in recent years, this class business is being accepted by people gradually, its form mainly comprises: call display shifts (Explicit Call Transfer, be called for short ECT) professional, Call Forwarding No Reply (Call Forwarding on No Reply is called for short CFNRY), call forwarding on busy etc.
Explicit call diverting service for instance, suppose signatory ECT of party A-subscriber and call hold service business, the party A-subscriber calls out the party B-subscriber, after party A-subscriber and party B-subscriber's connection, the party A-subscriber maintains the party B-subscriber, and A calls out C user again, after party A-subscriber and C user connect, the party A-subscriber initiates ECT operation (calling transfer on the general corresponding mobile phone (call transfer) menu), and success back party A-subscriber withdraws from calling, party B-subscriber and C user's communication.When the party A-subscriber when called, also can initiate ECT, for example the party B-subscriber calls out the party A-subscriber, after the connection, the party A-subscriber maintains the party B-subscriber, and A calls out C user again, after party A-subscriber and C user connect, the party A-subscriber initiates the ECT operation, and success back party A-subscriber withdraws from calling, party B-subscriber and C user's communication.If signatory ECT of party A-subscriber and calling maintenance, call waiting, can also be to carry out following operation: suppose that the party B-subscriber calls out the party A-subscriber, in the communication process, C user also calls out the party A-subscriber, the party A-subscriber has Call Waiting, after C was connected in the A decision, the party B-subscriber was held automatically, party A-subscriber and C conversation, the party A-subscriber can initiate the ECT operation afterwards, after the ECT success, the party A-subscriber withdraws from calling, party B-subscriber and C user's communication.
Forward-shifting service mainly comprises Call Forwarding on mobile subscriber Not Reachable, busy forward shifting, Call Forwarding No Reply etc., wherein Call Forwarding on mobile subscriber Not Reachable is meant the Call Forwarding on mobile subscriber Not Reachable if the called subscriber has contracted, then when this user shuts down or falls to net, the phone of calling out this user will be automatically brought to the transferred number that the user sets.Busy forward shifting changes and network decision busy forward shifting mode before being meant and comprising User Determined User Busy, change before the User Determined User Busy: if the signatory busy forward shifting of called subscriber, when calling out this user, directly on-hook in user's ring process is then called out and will be automatically brought to the transferred number that the user sets.Network decision busy forward shifting is meant if the signatory busy forward shifting of called subscriber, and when calling out this user, the user does not have with others' conversation, and the signatory Call Waiting of user's this moment, then calls out and will be automatically brought to the transferred number that the user sets.Call Forwarding No Reply is meant if the signatory Call Forwarding No Reply of called subscriber when calling out this user, is never answered in user's ring process, then calls out and will be automatically brought to the transferred number that the user sets.
Though these professional demands that satisfied people, some lawless person can utilize this class business incoming call to be transferred on other the telephone number, and these phones very likely are the pay telephones of great number.Usually the lawless person can utilize some information, propagate some number as short message, the phone of hanging up fast or by modes such as small advertisement distribute to people, when people are dialed by trick, the lawless person can be with call forwarding to the great number pay telephone obtaining exorbitant profit, thereby bring economic loss to people.
Summary of the invention
The objective of the invention is the defective utilized by the lawless person easily at calling transfer class business, proposed the method and system that a kind of restriction call shifts, can limit the Client-initiated calling transfer.
Another object of the present invention is constantly to revise transferred number at short notice and the problem swindled at the lawless person, has proposed a kind of method and system that transferred number is revised number of times that limit, and can revise number of times to transferred number by limited subscriber.
For achieving the above object, one embodiment of the present of invention provide a kind of method that call display shifts that limits, and may further comprise the steps:
Mobile switching centre receives the call display transfer request that first portable terminal sends;
Mobile switching centre or attaching position register (Home Location Register, be called for short HLR) according to this call display transfer request the call display transfer initiation number of times of this first portable terminal correspondence is inquired about, and judge that this call display shifts the initiation number of times and whether reaches default maximum initiation number of times, be that this call display transfer request is refused by then described mobile switching centre, and end operation; Otherwise described mobile switching centre or attaching position register shift the initiation number of times with this call display increases 1, and carries out corresponding call display transfer operation; Behind end of conversation, described mobile switching centre or attaching position register shift the initiation number of times with this call display and subtract 1.
For achieving the above object, an alternative embodiment of the invention provides a kind of method that limits Call Forwarding No Reply, may further comprise the steps:
Before satisfying during the commentaries on classics condition, mobile switching centre or attaching position register play number of times to the preceding forwarding of this second portable terminal correspondence and inquire about, and judge whether reach default maximum initiate number of times, be that then described mobile switching centre refusal is called out if having transmitted number of times before this, and end operation; Otherwise described mobile switching centre or attaching position register should preceding have been transmitted number of times and increase 1, and carried out corresponding preceding the commentaries on classics and operate; After calling out release, described mobile switching centre or attaching position register should preceding have been transmitted number of times and subtract 1.
For achieving the above object, another embodiment of the present invention provides a kind of system that call display shifts that limits, and comprising:
Receiver module is located in the mobile switching centre, is used to receive the call display transfer request that first portable terminal sends;
Enquiry module links to each other with described receiver module, is used for according to this call display transfer request number of times being initiated in the call display transfer of this first portable terminal correspondence and inquires about;
Judge module links to each other with described enquiry module, is used to judge that this call display shifts the initiation number of times and whether reaches default maximum initiation number of times, is then to make described mobile switching centre refuse this call display transfer request, and end operation; Increase 1 otherwise this call display is shifted the initiation number of times, and carry out corresponding call display transfer operation;
Reseting module links to each other with described judge module, is used for after shifting the end of conversation of initiating by call display, and described mobile switching centre or attaching position register shift the initiation number of times with this call display and subtract 1.
For achieving the above object, another embodiment of the present invention provides the system that changes before a kind of the restriction, comprising:
The condition judgment module is located in the mobile switching centre, commentaries on classics condition before being used to judge whether satisfy;
Before change enquiry module, link to each other with described condition judgment module, when being used for before satisfied the commentaries on classics condition, the preceding forwarding of this second portable terminal correspondence being played number of times inquires about;
Before change judge module, with described before change enquiry module and link to each other, be used to judge whether reach default maximum initiation number of times, be then to make described mobile switching centre refuse calling if having transmitted number of times before this, and end operation; Increased 1 otherwise should preceding transmit number of times, and carry out corresponding preceding the commentaries on classics and operate;
The preceding reseting module that changes links to each other with the described preceding judge module that changes, and is used for after forwarded calls discharges, and described mobile switching centre or attaching position register should preceding have been transmitted number of times and subtract 1.
Based on technique scheme, embodiments of the invention have the following advantages:
1, judges by MSC or HLR whether the number of times of explicit call diverting service reaches the maximum number of times of initiating, and initiate or refusal, can limit the lawless person effectively and utilize explicit call diverting service to swindle according to judged result.
2, by MSC or HLR whether the number of times of various forward-shifting services is reached the maximum number of times of initiating and judge, and initiate or refusal, can limit the lawless person effectively and utilize the Call Forwarding No Reply business to swindle according to judged result.
3, by HLR user's transferred number is revised number of times and limit, can limit the lawless person effectively by the possibility that transferred number is swindled constantly is set.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Fig. 1 limits the schematic flow sheet of first embodiment of the method that call display shifts for the present invention.
Fig. 2 limits the signalling diagram of first embodiment of the method that call display shifts for the present invention.
Fig. 3 limits the schematic flow sheet of second embodiment of the method that call display shifts for the present invention.
Fig. 4 limits the schematic flow sheet of the 3rd embodiment of the method that call display shifts for the present invention.
Description of drawings
Fig. 5 limits the schematic flow sheet of the 4th embodiment of the method that call display shifts for the present invention.
Fig. 6 limits the schematic flow sheet of the 5th embodiment of the method that call display shifts for the present invention.
Fig. 7 limits the schematic flow sheet of the 6th embodiment of the method that call display shifts for the present invention.
Fig. 8 limits the schematic flow sheet of first embodiment of preceding method of changeing for the present invention.
Fig. 9 limits the schematic flow sheet of second embodiment of preceding method of changeing for the present invention.
Figure 10 limits the schematic flow sheet of the 3rd embodiment of preceding method of changeing for the present invention.
Figure 11 limits the schematic flow sheet of the 4th embodiment of preceding method of changeing for the present invention.
Figure 12 limits the signalling diagram of the 4th embodiment of preceding method of changeing for the present invention.
Figure 13 limits the schematic flow sheet of the 5th embodiment of preceding method of changeing for the present invention.
Figure 14 limits the schematic flow sheet of the 6th embodiment of preceding method of changeing for the present invention.
Figure 15 limits the schematic flow sheet that transferred number is revised first embodiment of number of times for the present invention.
Figure 16 limits the structural representation of first embodiment of the device that call display shifts for the present invention.
Figure 17 limits the structural representation of second embodiment of the device that call display shifts for the present invention.
Figure 18 limits the structural representation of first embodiment of the preceding device that changes for the present invention.
Figure 19 limits the structural representation of second embodiment of the preceding device that changes for the present invention.
Figure 20 limits the structural representation that transferred number is revised first embodiment of number of times for the present invention.
Embodiment
The calling transfer class is professional frequent to be transferred to the pay phone number with user's communication or calling because the lawless person utilizes, basic ideas of the present invention are to understand such professional situation of frequent use at the lawless person, before call transfer operation is carried out, increase and judge whether this business initiation number of times reaches the step of preset value, thereby avoid the infringement of lawless person to a certain extent normal users.
As shown in Figure 1, for the present invention limits the schematic flow sheet of first embodiment of the method that call display shifts, with reference to the signalling diagram of figure 2, present embodiment may further comprise the steps:
This call display transfer request is refused by step 206, mobile switching centre.
In the present embodiment, the call display of the first portable terminal correspondence shifts the information of initiating number of times can be stored in VLR Visitor Location Register (Visited Loca tion Register, abbreviation VLR) in the database in, when receiving the call display transfer request, mobile switching centre is inquired about from the database of VLR Visitor Location Register according to the user ID in the call display transfer request, inquire about the call display corresponding and shift the initiation number of times with this user ID, so-called call display shifts the initiation number of times and is meant that this user initiates the number of times that call display shifts continuously, can be used as variable storage in database.
So-called maximum initiate the maximum that number of times is meant that the user initiates the call display transfer in a period of time and can allow number of times, its value is generally positive integer, can be used as constant and be stored in mobile switching centre or VLR Visitor Location Register, its setting operation can carry out in mobile switching centre or VLR Visitor Location Register startup or other flow processs, has not just described in detail here.
The lawless person is when using explicit call diverting service; usually the conversation connection with a plurality of normal users that can be frequent is transferred on the pay phone; and can before initiation, just test to initiating request according to present embodiment; the situation of so just having avoided normal users illegally to be transferred, thus stopped to cause when this call switching business is abused economic loss of user.
As shown in Figure 3, limit the schematic flow sheet of second embodiment of the method that call display shifts for the present invention, compare with a last embodiment, between step 204 and step 206, increased step 205, promptly behind end of conversation, described mobile switching centre shifts the initiation number of times with this call display and subtracts 1, and end operation.The maximum that the call display that present embodiment is initiated simultaneously to the user shifts allows number of times to limit, limited the lawless person and simultaneously a plurality of subscriber phones have been carried out call display and shift, the economic loss of user that causes when so just having stopped explicit call diverting service and being abused.
As shown in Figure 4, for the present invention limits the schematic flow sheet of the 3rd embodiment of the method that call display shifts, compare with a last embodiment, present embodiment has increased the following step before the step 202 after step 201:
The CAMEL-Subscription-Information of described first portable terminal is inquired about by step 201a, mobile switching centre;
Mobile switching centre is after receiving the call display transfer request in the present embodiment, from VLR Visitor Location Register, read this user's CAMEL-Subscription-Information, if this service that this user is customized, can think that then this user is not this professional lawless person of abuse, at this moment shift the restriction of initiating number of times with regard to not needing to carry out call display, directly carry out existing call display transfer operation and get final product.Present embodiment is directed to the certain user has special requirement for explicit call diverting service, and for example being responsible for the secretary on foreground or office worker may need every day and transfer a large amount of phones, just can apply for this business, and can not be restricted.
As shown in Figure 5, for the present invention limits the schematic flow sheet of the 4th embodiment of the method that call display shifts, compare with first embodiment, present embodiment judges that the equipment of initiating number of times is attaching position register, and step is as follows:
This call display transfer request is refused by step 306, mobile switching centre.
Maximum in the present embodiment was initiated number of times and be meant that the maximum that can initiate the user allows to initiate number of times and limits in a period of time, after mobile switching centre receives the call display transfer request, mobile switching centre can send to attaching position register according to the operation information of activating business that this call display transfer request will be used to notify call display to shift, and attaching position register shifts from the data base querying of the VLR Visitor Location Register call display corresponding with this first portable terminal according to this operation information of activating business and initiates number of times then.In the present embodiment.
As shown in Figure 6, for the signalling diagram that the present invention limits the 5th embodiment of the method that show Calls shifts, compare with a last embodiment, present embodiment has increased step 305, promptly behind end of conversation, attaching position register shifts the initiation number of times with this call display and subtracts 1, and end operation.Can the restricted passage call display shift the talk times of setting up simultaneously by subtracting 1 operation, so also stop the lawless person effectively and utilized the call display transfer to obtain the possibility of interests.
As shown in Figure 7,, compare, after step 301, increased the following step before the step 302 with a last embodiment for the present invention limits the schematic flow sheet of the 6th embodiment of the method that call display shifts:
Wherein, step 302 can also further be refined as:
For various forward-shifting services, embodiments of the invention provide the method for changeing before a kind of the restriction, can be at forward-shifting service not of the same race, commentaries on classics condition and signing service before the restriction forward shifting method of various different business only is different from, as shown in Figure 8, the schematic flow sheet of first embodiment of the method for changeing before limiting for the present invention may further comprise the steps:
For Call Forwarding No Reply is professional, when certain user sends when calling out to second portable terminal by portable terminal A, mobile switching centre can send the roaming number that SRI signaling (Send Route Information) is obtained second portable terminal to the attaching position register of second portable terminal, attaching position register can return this roaming number by SRI_ACK signaling (Send Route Information ACK), second portable terminal is called out according to this roaming number by mobile switching centre then, at this moment second mobile terminal ring, if be not switched in the given time, at this moment the no response timer expiry of mobile switching centre activates preceding turn of tidal stream journey then.
For other forward-shifting services, for example busy forward shifting, Call Forwarding on mobile subscriber Not Reachable etc., its preceding commentaries on classics condition is distinguished to some extent.Busy forward shifting is primarily aimed in two kinds of situations: a kind of situation is when calling terminal makes a call, terminal called is hung up, at this moment MSC can receive the clear message of terminal called, if at this moment terminal called is signatory the busy forward shifting business is arranged, and then can carry out the preceding restriction flow process of changeing of the present invention.Call Forwarding on mobile subscriber Not Reachable is primarily aimed in terminal called and falls net, and MSC no-response paging signal has unreachable business if at this moment terminal called is signatory, then can carry out the preceding restriction flow process of changeing of the present invention.
As shown in Figure 9, for the schematic flow sheet that the present invention limits second embodiment of preceding method of changeing, compare with a last embodiment, increased step 405, promptly after calling out release, mobile switching centre or attaching position register should preceding have been transmitted number of times and subtract 1, and end operation.Present embodiment is applicable to the talk times that the user is set up simultaneously by preceding commentaries on classics, has so also stopped the lawless person effectively and has utilized call display to shift the possibility of obtaining interests.
As shown in figure 10, the schematic flow sheet of the 3rd embodiment of the method for changeing before limiting for the present invention is compared with a last embodiment, and present embodiment has increased the judgement flow process between step 401 and 402, be specially:
The CAMEL-Subscription-Information of described second portable terminal is inquired about by step 401a, mobile switching centre;
After mobile switching centre changes request in the present embodiment before receiving, from VLR Visitor Location Register, read this user's CAMEL-Subscription-Information, if this service that this user is customized, can think that then this user is not this professional lawless person of abuse, at this moment carry out preceding restriction of having transmitted number of times with regard to not needing, directly carry out existing preceding commentaries on classics operation and get final product.Present embodiment is directed to the certain user has special requirement for forward-shifting service, and for example being responsible for the secretary on foreground or office worker may need every day and transfer a large amount of phones, just can apply for this business, and can not be restricted.
As shown in figure 11, the schematic flow sheet of the 4th embodiment of the method for changeing before limiting for the present invention in conjunction with the signalling diagram of Figure 12, is compared with first embodiment, and present embodiment is initiated the number of times decision logic and finished by attaching position register, and step is as follows:
For Call Forwarding No Reply is professional, when certain user sends when calling out to second portable terminal by portable terminal A, mobile switching centre can send the roaming number that SRI signaling (Send Route Information) is obtained second portable terminal to the attaching position register of second portable terminal, attaching position register can return this roaming number by SRI_ACK signaling (Send Route Information ACK), second portable terminal is called out according to this roaming number by mobile switching centre then, at this moment second mobile terminal ring, if be not switched in the given time, at this moment the no response timer expiry of mobile switching centre activates preceding turn of tidal stream journey then.
For other forward-shifting services, for example busy forward shifting, Call Forwarding on mobile subscriber Not Reachable etc., its preceding commentaries on classics condition is distinguished to some extent.Busy forward shifting is primarily aimed in two kinds of situations: a kind of situation is when calling terminal makes a call, terminal called is hung up, at this moment MSC can receive the clear message of terminal called, if at this moment terminal called is signatory the busy forward shifting business is arranged, and then can carry out the preceding restriction flow process of changeing of the present invention.The another kind situation is a network busy, and MSC can check when User Status does not connect for having, if terminal called is signatory the busy forward shifting business is arranged to User Status, then can carry out the preceding restriction flow process of changeing of the present invention.Call Forwarding on mobile subscriber Not Reachable is primarily aimed in terminal called and falls net, and MSC no-response paging signal has unreachable business if at this moment terminal called is signatory, then can carry out the preceding restriction flow process of changeing of the present invention.
When the no response timer expiry of mobile switching centre, mobile switching centre can generate the operation information of activating business that comprises user ID, the indication of show Calls transfer service and business operation indication, the operation information of then this being activated business sends to attaching position register, and attaching position register returns the operation acknowledgement message of activating business that comprises business operation result to mobile switching centre again.The operation information and the operation acknowledgement message of activating business of wherein activating business is as shown in the table, and wherein user ID can adopt user's IMSI number.
As shown in figure 13, for the schematic flow sheet that the present invention limits the 5th embodiment of preceding method of changeing, compare with a last embodiment, between step 504 and 506, increased step 505, promptly after calling out release, attaching position register should preceding have been transmitted number of times and subtract 1, and end operation.
As shown in figure 14, the schematic flow sheet of the 6th embodiment of the method for changeing before limiting for the present invention is compared with a last embodiment, has increased the following step before step 501 and step 502:
Wherein, step 502 can also further be refined as:
The operation information of activating business that will change before step 502a, mobile switching centre will be used to notify sends to attaching position register;
The embodiment that more than provides judges by MSC or HLR whether the number of times of explicit call diverting service or preceding commentaries on classics reaches the maximum number of times of initiating, and, can limit the lawless person effectively and utilize explicit call diverting service or Call Forwarding No Reply business to swindle according to judged result initiation or refusal.
As shown in figure 15, for the present invention limits the schematic flow sheet that transferred number is revised first embodiment of number of times, may further comprise the steps:
After the request of the modification transferred number that step 601, mobile switching centre's mobile terminal receive send, send the instruction corresponding with this request to attaching position register;
In the present embodiment, when current commentaries on classics number was revised successfully, attaching position register can also return by mobile switching centre and be used to point out the successful information of revising.
As shown in figure 16, limit the structural representation of first embodiment of the device that call display shifts for the present invention.Present embodiment comprises with lower module: receiver module 1, be located in the mobile switching centre, and be used to receive the call display transfer request that first portable terminal sends; Enquiry module 2 links to each other with receiver module 1, is used for according to this call display transfer request number of times being initiated in the call display transfer of this first portable terminal correspondence and inquires about; Judge module 3 links to each other with enquiry module 2, is used to judge that this call display shifts the initiation number of times and whether reaches default maximum initiation number of times, is then to make mobile switching centre refuse this call display transfer request, and end operation; Increase 1 otherwise this call display is shifted the initiation number of times, and carry out corresponding call display transfer operation.Wherein, enquiry module 2 and judge module 3 can be located in mobile switching centre or the attaching position register.
As shown in figure 17, limit the structural representation of first embodiment of the device that call display shifts for the present invention.Compare with a last embodiment, present embodiment has increased reseting module 7, links to each other with judge module 3, can be after shifting the end of conversation of initiating by call display, and described mobile switching centre or attaching position register shift the initiation number of times with this call display and subtract 1.Reseting module 7 is set is applicable to that the conversation number of setting up when shifting by call display limits.As shown in figure 18, limit the structural representation of first embodiment of the preceding device that changes for the present invention.Present embodiment comprises with lower module: condition judgment module 4, be located in the mobile switching centre commentaries on classics condition before being used to judge whether satisfy; Before change enquiry module 5, link to each other with condition judgment module 4, when being used for before satisfied the commentaries on classics condition, the preceding forwarding of this second portable terminal correspondence being played number of times inquires about; Before change judge module 6, link to each other with preceding commentaries on classics enquiry module 5, be used to judge whether reach default maximum initiation number of times, be then to make mobile switching centre refuse calling if having transmitted number of times before this, and end operation; Increased 1 otherwise should preceding transmit number of times, and carried out corresponding Call Forwarding No Reply operation.Commentaries on classics enquiry module 5 and preceding commentaries on classics judge module 6 are located in mobile switching centre or the attaching position register wherein.
As shown in figure 19, for the structural representation that the present invention limits second embodiment of the preceding device that changes, compare with a last embodiment, increased preceding commentaries on classics reseting module 8, judge that with preceding commentaries on classics 6 link to each other, after forwarded calls discharged, mobile switching centre or attaching position register should preceding have been transmitted number of times and subtract 1.
Whether above device embodiment reaches the maximum number of times of initiating by the number of times of judging explicit call diverting service or preceding commentaries on classics, and, can limit the lawless person effectively and utilize explicit call diverting service or Call Forwarding No Reply business to swindle according to judged result initiation or refusal.
As shown in figure 20, for the present invention limits the structural representation of first embodiment that transferred number is revised the device of number of times, comprise and revise request module 9 and revise number of times judge module 10, wherein revising request module 9 is located in the mobile switching centre, after being used for the request of the modification transferred number that mobile terminal receive sends, send the instruction corresponding with this request to attaching position register; Revising number of times judge module 10 is located in the attaching position register, being used for according to this instruction the transferred number of this portable terminal correspondence being revised number of times inquires about, and judge whether this transferred number modification number of times reaches default maximum and revise number of times, be then to return the information of refusal and end operation to this portable terminal by described mobile switching centre; Increase 1 otherwise this transferred number is revised number of times, and carry out corresponding transferred number retouching operation.
Constantly revise the feature of transferred number when present embodiment is swindled at the lawless person, utilize the modification number of times of HLR restriction transferred number can stop this possibility of bringing loss to the user of swindling.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (21)
1. one kind is limited the method that call display shifts, and it is characterized in that, may further comprise the steps:
Mobile switching centre receives the call display transfer request that first portable terminal sends;
Mobile switching centre or attaching position register are initiated number of times according to this call display transfer request to the call display transfer of this first portable terminal correspondence and are inquired about, and judge that this call display shifts the initiation number of times and whether reaches default maximum initiation number of times, be that this call display transfer request is refused by then described mobile switching centre, and end operation; Otherwise described mobile switching centre or attaching position register shift the initiation number of times with this call display increases 1, and carries out corresponding call display transfer operation; Behind end of conversation, described mobile switching centre or attaching position register shift the initiation number of times with this call display and subtract 1.
2. the method that restriction call display according to claim 1 shifts, it is characterized in that the operation that described mobile switching centre is inquired about the call display transfer initiation number of times of this first portable terminal correspondence is specially: described mobile switching centre shifts from the data base querying of the VLR Visitor Location Register call display corresponding with this first portable terminal according to this call display transfer request and initiates number of times.
3. the method that restriction call display according to claim 2 shifts, it is characterized in that, after described mobile switching centre receives the call display transfer request that first portable terminal sends, before described mobile switching centre is inquired about the call display transfer initiation number of times of this first portable terminal correspondence, comprise that also call display shifts the operation of validity checking, be specially: the CAMEL-Subscription-Information of described first portable terminal is inquired about by described mobile switching centre, judge whether to shift validated user for call display, be then to carry out corresponding call display transfer operation, the operation that number of times is inquired about initiated in the call display transfer of this first portable terminal correspondence otherwise carry out described mobile switching centre.
4. the method that restriction call display according to claim 1 shifts, it is characterized in that, after described mobile switching centre receives the call display transfer request, comprise that also the operation information of activating business that will be used to notify call display to shift according to this call display transfer request sends to attaching position register; The operation that described attaching position register is inquired about the call display transfer initiation number of times of this first portable terminal correspondence is specially: described attaching position register shifts from the data base querying of the VLR Visitor Location Register call display corresponding with this first portable terminal according to this operation information of activating business and initiates number of times.
5. the method that restriction call display according to claim 4 shifts, it is characterized in that, the operation that the described operation information of activating business that will be used to notify call display to shift according to this call display transfer request sends to attaching position register is specially: mobile switching centre generates and comprises user ID, the operation information of activating business of indication of show Calls transfer service and business operation indication, and this operation information of activating business sent to attaching position register, described attaching position register returns the operation acknowledgement message of activating business that comprises business operation result to mobile switching centre.
6. the method that restriction call display according to claim 5 shifts, it is characterized in that, after described mobile switching centre receives the call display transfer request that first portable terminal sends, before described attaching position register is inquired about the call display transfer initiation number of times of this first portable terminal correspondence, comprise that also call display shifts the operation of validity checking, be specially: described attaching position register is inquired about the CAMEL-Subscription-Information of described first portable terminal, judge whether to shift validated user for call display, be then to carry out corresponding call display transfer operation, the operation that number of times is inquired about initiated in the call display transfer of this first portable terminal correspondence otherwise carry out described attaching position register.
7. the method that restriction call display according to claim 1 shifts is characterized in that, when the first portable terminal executing location is upgraded operation, CAMEL-Subscription-Information is deposited in the database of VLR Visitor Location Register.
8. the preceding method of changeing of restriction is characterized in that, may further comprise the steps:
Before satisfying during the commentaries on classics condition, mobile switching centre or attaching position register play number of times to the preceding forwarding of the second portable terminal correspondence and inquire about, and judge whether reach default maximum initiate number of times, be that then described mobile switching centre refusal is called out if having transmitted number of times before this, and end operation; Otherwise described mobile switching centre or attaching position register should preceding have been transmitted number of times and increase 1, and carried out corresponding preceding the commentaries on classics and operate; After calling out release, described mobile switching centre or attaching position register should preceding have been transmitted number of times and subtract 1.
9. the method for changeing before the restriction according to claim 8 is characterized in that, described preceding commentaries on classics condition is: second mobile terminal ring, and be not switched on the no response timer expiry of mobile switching centre in the given time.
10. the method for changeing before the restriction of stating according to Claim 8 is characterized in that, described preceding commentaries on classics condition is: mobile switching centre receives the clear message of second portable terminal.
11. the method for changeing before the restriction according to claim 8 is characterized in that, described preceding commentaries on classics condition is: mobile switching centre checks that User Status is for connecting.
12. the method for changeing before the restriction according to claim 8 is characterized in that, described preceding commentaries on classics condition is: mobile switching centre's paging second portable terminal does not have response signal.
13. the method for changeing before the restriction according to claim 8, it is characterized in that described mobile switching centre plays the operation that number of times inquires about to the preceding forwarding of this second portable terminal correspondence and is specially: described mobile switching centre according to preceding commentaries on classics request from the data base querying of the VLR Visitor Location Register preceding forwarding number of times corresponding with this second portable terminal.
14. the method for changeing before the restriction according to claim 13, it is characterized in that, before satisfying during the commentaries on classics condition, the preceding forwarding of this second portable terminal correspondence is risen before number of times inquires about in described mobile switching centre, change the operation of validity checking before also comprising, be specially: the CAMEL-Subscription-Information of described second portable terminal is inquired about by described mobile switching centre, judge whether to be preceding commentaries on classics validated user, be then to carry out to change operation before corresponding, the preceding forwarding of this second portable terminal correspondence played the operation that number of times is inquired about otherwise carry out described mobile switching centre.
15. the method for changeing before the restriction according to claim 8 is characterized in that, before satisfying during the commentaries on classics condition, comprises that also the operation information of activating business that will change before being used to notify sends to attaching position register; Described attaching position register plays the operation that number of times inquires about to the preceding forwarding of this second portable terminal correspondence and is specially: described attaching position register according to this operation information of activating business from the data base querying of the VLR Visitor Location Register preceding forwarding number of times corresponding with this second portable terminal.
16. the method for changeing before the restriction according to claim 15, it is characterized in that, before satisfying during the commentaries on classics condition, described attaching position register rises before number of times inquires about the preceding forwarding of this second portable terminal correspondence, change the operation of validity checking before also comprising, be specially: described attaching position register is inquired about the CAMEL-Subscription-Information of described second portable terminal, judge whether to be preceding commentaries on classics validated user, be then to carry out to change operation before corresponding, the preceding forwarding of this second portable terminal correspondence played the operation that number of times is inquired about otherwise carry out described attaching position register.
17. the method for changeing before the restriction according to claim 16 is characterized in that, when the second portable terminal executing location is upgraded operation, described CAMEL-Subscription-Information is deposited in the database of described VLR Visitor Location Register.
18. one kind is limited the system that call display shifts, and it is characterized in that, comprising:
Receiver module is located in the mobile switching centre, is used to receive the call display transfer request that first portable terminal sends;
Enquiry module links to each other with described receiver module, is used for according to this call display transfer request number of times being initiated in the call display transfer of this first portable terminal correspondence and inquires about;
Judge module links to each other with described enquiry module, is used to judge that this call display shifts the initiation number of times and whether reaches default maximum initiation number of times, is then to make described mobile switching centre refuse this call display transfer request, and end operation; Increase 1 otherwise this call display is shifted the initiation number of times, and carry out corresponding call display transfer operation;
Reseting module links to each other with described judge module, is used for after shifting the end of conversation of initiating by call display, and described mobile switching centre or attaching position register shift the initiation number of times with this call display and subtract 1.
19. the system that restriction call display according to claim 18 shifts is characterized in that described enquiry module and judge module are located in mobile switching centre or the attaching position register.
20. the preceding system that changes of restriction is characterized in that, comprising:
The condition judgment module is located in the mobile switching centre, commentaries on classics condition before being used to judge whether satisfy;
Before change enquiry module, link to each other with described condition judgment module, when being used for before satisfied the commentaries on classics condition, the preceding forwarding of the second portable terminal correspondence being played number of times inquires about;
Before change judge module, with described before change enquiry module and link to each other, be used to judge whether reach default maximum initiation number of times, be then to make described mobile switching centre refuse calling if having transmitted number of times before this, and end operation; Increased 1 otherwise should preceding transmit number of times, and carry out corresponding preceding the commentaries on classics and operate;
The preceding reseting module that changes links to each other with the described preceding judge module that changes, and is used for after forwarded calls discharges, and described mobile switching centre or attaching position register should preceding have been transmitted number of times and subtract 1.
21. the system that changes before the restriction according to claim 20 is characterized in that, described preceding commentaries on classics enquiry module and preceding commentaries on classics judge module are located in mobile switching centre or the attaching position register.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100888376A CN101043751B (en) | 2007-03-28 | 2007-03-28 | Method and system for restraining calling transfer |
| PCT/CN2007/071390 WO2008083604A1 (en) | 2006-12-30 | 2007-12-29 | Method and system for processing call service, msc and hlr thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100888376A CN101043751B (en) | 2007-03-28 | 2007-03-28 | Method and system for restraining calling transfer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101043751A CN101043751A (en) | 2007-09-26 |
| CN101043751B true CN101043751B (en) | 2010-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100888376A Active CN101043751B (en) | 2006-12-30 | 2007-03-28 | Method and system for restraining calling transfer |
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| Country | Link |
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| CN (1) | CN101043751B (en) |
Cited By (1)
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| CN102104851A (en) * | 2011-02-24 | 2011-06-22 | 中兴通讯股份有限公司 | Method, HLR and system for avoiding forwarding trap |
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| WO2008083604A1 (en) * | 2006-12-30 | 2008-07-17 | Huawei Technologies Co., Ltd. | Method and system for processing call service, msc and hlr thereof |
| CN101527894B (en) | 2008-06-13 | 2010-10-27 | 华为技术有限公司 | Method, equipment and mobile communication system for realizing explicit communication transfer |
| CN101646147B (en) * | 2009-09-11 | 2012-02-08 | 中兴通讯股份有限公司 | Method for crossing call forward time limitation and mobile switching center simulation entity |
| CN102123397B (en) * | 2011-02-24 | 2015-05-06 | 中兴通讯股份有限公司 | Method and system for limiting concurrent forwarding |
| CN102711068B (en) * | 2012-05-23 | 2015-10-14 | 无锡乾煜信息技术有限公司 | A kind of method and system preventing the transfer of short message table tennis |
| CN104105079B (en) * | 2013-04-15 | 2017-10-27 | 中国移动通信集团河南有限公司 | A kind of call transferring method and device |
| CN104144386B (en) * | 2013-05-06 | 2018-10-26 | 北京三星通信技术研究有限公司 | Information exchange and the method and apparatus to cooperate |
| CN106488421B (en) * | 2015-08-28 | 2020-02-14 | 中国移动通信集团公司 | Method and device for avoiding mistakenly setting invalid forward-shifting number |
| CN107172286B (en) * | 2017-05-26 | 2020-06-16 | 维沃移动通信有限公司 | Call method and mobile terminal |
| CN115484564B (en) * | 2021-05-31 | 2023-11-17 | 中国移动通信集团重庆有限公司 | Reminding method, reminding device, reminding system, electronic equipment and storage medium |
| CN117544717A (en) * | 2022-08-02 | 2024-02-09 | 荣耀终端有限公司 | Risk identification method and electronic equipment |
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| CN101043751A (en) | 2007-09-26 |
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