CN101014195A - Mobile communication switch equipment and call control method - Google Patents
Mobile communication switch equipment and call control method Download PDFInfo
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- CN101014195A CN101014195A CNA2007100268797A CN200710026879A CN101014195A CN 101014195 A CN101014195 A CN 101014195A CN A2007100268797 A CNA2007100268797 A CN A2007100268797A CN 200710026879 A CN200710026879 A CN 200710026879A CN 101014195 A CN101014195 A CN 101014195A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000010295 mobile communication Methods 0.000 title claims abstract description 9
- 230000011664 signaling Effects 0.000 claims description 23
- 230000000977 initiatory effect Effects 0.000 claims description 11
- 238000005538 encapsulation Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000006854 communication Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Abstract
The invention discloses one call control method, which comprises the following steps: judging whether the main call user is switched by second call; if yes, indicating main user terminal to stop process timer. The invention also discloses one relative mobile communication exchange device to avoid main call user process and disable through one telephone to improve user satisfaction.
Description
Technical field
The present invention relates to wireless communication technology field, in particular, the present invention relates to a kind of mobile communication switch equipment and calling-control method.
Background technology
Mobile switching centre/Mobile Switching Center Server is the circuit domain call treatment facility, finishes all functions that circuit type is called out, as: controlling call continues, the management travelling carriage in present networks or with the communication service of other networks etc., and provide charge information.
Can realize Call Forwarding services at mobile switching centre/Mobile Switching Center Server at present, so-called Call Forwarding services are meant: when the called subscriber is inconvenient to receive calls for a certain reason, can be Call Forwarding to another mobile subscriber or fixed telephone subscriber, so that the user does not lose this calling.Present available Call Forwarding services comprise: and Call Forwarding Unconditional (Call Forwarding Unconditional, CFU); Call forwarding on busy (Call Forwarding on subscriber Busy, CFB); User Determined User Busy (User Determined User Busy, UDUB); Network Determined User Busy (Network DeterminedUser Busy, NDUB), no-answer call connection (Call Forwarding on No Reply, CFNRY), user's Call Forwarding on mobile subscriber Not Reachable (Call Forwarding on mobile subscriber NotReachable, multiple Call Forwarding services such as CFNRC), wherein Call Forwarding Unconditional and Network Determined User Busy being called in the early time changes, and other preceding commentaries on classics type is called changes before late.
On the other hand, after call subscriber terminal makes a call, the progress that continues of the call treatment timer Waiting for Call of various states is arranged in the call subscriber terminal side.For example, according to 3GPP TS 24.008 agreements, call subscriber terminal is sending call setup (SETUP) message, receive after ring (Alerting) message of network, its state is that mobile initial call is handled (mobile originating call proceeding), the call treatment timer of corresponding states is T310, and described T310 timer duration is 30 seconds.
Do not receive calls for a long time and change before the bid the called subscriber, or when repeatedly paging is changeed before the bid less than the called subscriber, (for example called subscriber's no response duration was generally 20 seconds will to take certain duration, paging was less than called subscriber's duration at least 10 seconds), if and the user that Call Forwarding is for the first time arrived also changes (i.e. Call Forwarding for the second time) before the bid, the call treatment timer expiry that will cause call subscriber terminal, and then cause calling to be removed, promptly calling that the calling subscriber initiates by the situation of twice or twice above Call Forwarding under, the call treatment timer of call subscriber terminal can be overtime, cause calling out and be removed, the calling subscriber is difficult to get through a phone, causes that finally user satisfaction reduces.
Summary of the invention
The technical problem that the embodiment of the invention solves be in calling that call subscriber terminal is initiated by the Call Forwarding second time or surpass under the situation of twice Call Forwarding, avoid calling out and be removed, make the calling subscriber finally can get through a phone, improve user's satisfaction.
For addressing the above problem, the invention provides following technical scheme:
A kind of calling-control method, it comprises:
The calling that the calling subscriber initiates is carried out Call Forwarding for the first time and is handled by the Call Forwarding first time;
Whether the calling of judging calling subscriber's initiation is by the Call Forwarding second time;
When being, the indication call subscriber terminal processing timer that stops call is carried out Call Forwarding for the second time and is handled in judged result.
Accordingly, a kind of mobile communication switch equipment comprises Call Control Unit, is used for the calling of handle mobile terminal initiation and the signaling process of calling procedure, and described Call Control Unit also comprises:
The judgment processing unit is used to judge that whether calling that the calling subscriber initiates is by the Call Forwarding second time;
The indication processing unit is used in the judged result of judgment processing unit when being, indicates the call subscriber terminal processing timer that stops call.
According to embodiments of the invention, by judging that whether calling that the calling subscriber initiates is by the Call Forwarding second time; In judged result when being, the indication call subscriber terminal processing timer that stops call, for example by mobile switching centre/Mobile Switching Center Server, the calling of initiating the calling subscriber is during by second time Call Forwarding, send Progress message to call subscriber terminal, the call treatment timer of call subscriber terminal is stopped, promptly calling that the calling subscriber initiates by the situation of twice or twice above Call Forwarding under, can avoid the call treatment timer expiry of call subscriber terminal, and then avoid calling to be removed, the calling subscriber finally can get through a phone, thereby improves user satisfaction.
Description of drawings
Fig. 1 is a method preferred embodiment schematic flow sheet of calling out control in the call establishment of the present invention;
Fig. 2 is that a kind of preferred embodiment of mobile communication switch equipment of the present invention is formed schematic diagram;
Fig. 3 is that a kind of preferred embodiment of judgment processing shown in Figure 2 unit is formed schematic diagram;
Fig. 4 is that a kind of preferred embodiment of indication processing unit shown in Figure 2 is formed schematic diagram.
Embodiment
With reference to figure 1, this figure is a method preferred embodiment schematic flow sheet of calling out control in the call establishment of the present invention.
Present embodiment is the application scenarios of an office call, the situation of twice no-answer call connection takes place in the calling that the calling subscriber initiates, wherein calling subscriber's foundation that makes a call sends call setup message (SETUP) (step S101) to mobile switching centre/Mobile Switching Center Server; Mobile switching centre/Mobile Switching Center Server sends route request information to attaching position register, and (Send RoutingInformation SRI) (distinguishes, is called SRI (1)) (step S102) mutually with the back; Attaching position register returns called subscriber's roaming number and Call Forwarding data (step S103) by route request information response (distinguish mutually with the back, be called SRI ACK (1)); After being routed to the called subscriber, if the called subscriber does not receive calls, Call Forwarding (step S104) for the first time takes place behind the no response timer expiry; Network side mobile switching centre/Mobile Switching Center Server carries out the Call Forwarding first time and handles (step S105); Mobile switching centre/Mobile Switching Center Server sends route request information (being called SRI (2)) (step S106) to attaching position register once more; Attaching position register returns the called subscriber's that Call Forwarding arrives roaming number and Call Forwarding data (step S107) by route request information response (being called SRI ACK (2)); Because Calling Side had been listened ring-back tone and had been started the timer of Waiting for Call connection (CONNECT), if the called subscriber after the Call Forwarding for the first time changes before the bid once more, will cause the call treatment timer expiry of calling subscriber's terminal.
For the calling quilt repeatedly Call Forwarding (more than twice or twice) of supporting that the calling subscriber initiates, in the present embodiment after obtaining call forward shifting information, need to judge that according to call forward shifting information whether the calling of calling subscriber's initiation is by the Call Forwarding second time, when Call Forwarding for the second time takes place in the calling that determines calling subscriber's initiation (step S108), can be by the network side mobile switching centre/Mobile Switching Center Server indication call subscriber terminal processing timer that stops call, after for example mobile switching centre/Mobile Switching Center Server adopts packaged Progress message (PROGESS) in the present embodiment, issue the message (step S109) that Progress message etc. can stop the call treatment state timer of terminal to call subscriber terminal, can carry out simultaneously the Call Forwarding second time and handle (step S110), be packaged with the call progress that progress indication (Progressindicator) parameter is used for indicating terminal in the wherein said Progress message.In call setup or release and communication process, network side can send PRGROESS message; And in call setup or dispose procedure, user terminal can stop all and call out relevant control timer after receiving PROGRESS message.
Need illustrate, if it (is mobile switching centre/Mobile Switching Center Server that the called subscriber belongs to that Call Forwarding occurs in called office, hereinafter to be referred as called office), after then before bid, changeing, it (is the mobile switching centre that the calling subscriber belongs to Originating Office that called office can transmit call forward shifting information by the interoffice signaling protocol message, hereinafter to be referred as Originating Office), after receiving the interoffice signaling protocol message that called office sends, can resolve described interoffice signaling protocol message and obtain call forward shifting information, call progress (the CPG of call control protocol/Session initiation Protocol signaling protocols such as (ISUP/BICC/SIP) of the ISDNYong Hubufen/bearer independent by interoffice for example, Call ProGress) calling modification information (the bit GFED: redirecting reason) that carries in the message, optional backward call indicator (bit B: call out change the expression language may take place) or redirection number parameter are carried call forward shifting information, Call Forwarding has taken place in the notice Originating Office, Originating Office equally can be according to the method for aforementioned announcement, that is: judge that whether the calling of calling subscriber's initiation is by the Call Forwarding second time, in judged result when being, the indication call subscriber terminal processing timer that stops call, for example can adopt to call subscriber terminal equally and issue PROGESS message etc., stop the call treatment timer of call subscriber terminal, so that final call establishment.
With reference to figure 2, this figure is the example structure schematic diagram of the mobile communication switch equipment realized of the present invention.
As shown, mobile communication switch equipment described in the present embodiment can be arranged on mobile switching centre/Mobile Switching Center Server, and it includes Call Control Unit 1, and described Call Control Unit 1 is mainly used in calls out control; Logic function according to its realization is divided, and Call Control Unit described in the present embodiment 1 mainly comprises: judgment processing unit 11 and indication processing unit 12 describe respectively below.
For judgment processing unit 11, the unit of judgment processing described in the present embodiment 11 is mainly used in judges that whether calling that the calling subscriber initiates is by the Call Forwarding second time; With reference to figure 3, as a kind of preferred function module embodiment of described judgment processing unit 11, described judgment processing unit 11 can comprise:
Call forward shifting information acquiring unit 111, described call forward shifting information acquiring unit 111 is mainly used in and obtains call forward shifting information, wherein if Call Forwarding occurs in same office, then described call forward shifting information acquiring unit 111 can directly obtain call forward shifting information, but if Call Forwarding occurs in called office, with reference to above stated specification, described call forward shifting information acquiring unit 111 can obtain call forward shifting information by the interoffice signaling protocol message, promptly as a kind of optional realization, described call forward shifting information acquiring unit 111 can comprise:
Interoffice signaling protocol message receiving element 1111 is used to receive the interoffice signaling protocol message with mobile switching centre/Mobile Switching Center Server of called subscriber; With
Interoffice signaling protocol message resolution unit 1112 is used to resolve described interoffice signaling protocol message to obtain call forward shifting information.
With reference to above stated specification, can carry call forward shifting information by the CPG message of ISUP/BICC signaling protocol, therefore, described interoffice signaling protocol message receiving element can be CPG message sink unit, also can be other message sink unit, repeats no more here;
Accordingly, described interoffice signaling protocol message resolution unit can be CPG message parse unit, also can be other message sink unit, also repeats no more here.
Judging unit 112, the call forward shifting information that described judging unit 112 mainly obtains according to aforementioned call forward shifting information acquiring unit 111, whether the calling of judging calling subscriber's initiation is by the Call Forwarding second time.
For indication processing unit 12, the processing unit 12 of indication described in the present embodiment is mainly used in the judged result of judgment processing unit 11 when being, indicates the call subscriber terminal processing timer that stops call.With reference to figure 4, a kind of preferred function module embodiment as described indication processing unit 12, with reference to above stated specification, can indicate the call subscriber terminal processing timer that stops call by Progress message, described indication processing unit 12 can comprise: Progress message encapsulation unit 121 and Progress message transmitting element 122, wherein
Progress message encapsulation unit 121, the encapsulation unit of Progress message described in the present embodiment 121 are mainly used in the Progress message that the encapsulation indication stops the call treatment timer of call subscriber terminal;
Progress message transmitting element 122, the transmitting element of Progress message described in the present embodiment 122 are mainly used in the Progress message that described indication is stopped the call treatment timer of call subscriber terminal and send to call subscriber terminal.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1, a kind of calling-control method is characterized in that, comprising:
The calling that the calling subscriber initiates is carried out Call Forwarding for the first time and is handled by the Call Forwarding first time;
Whether the calling of judging calling subscriber's initiation is by the Call Forwarding second time;
When being, the indication call subscriber terminal processing timer that stops call is carried out Call Forwarding for the second time and is handled in judged result.
2, calling-control method according to claim 1 is characterized in that, whether the calling that the described calling subscriber of judgement initiates is comprised by the Call Forwarding second time:
Obtain call forward shifting information;
According to described call forward shifting information, whether the calling of judging calling subscriber's initiation is by the Call Forwarding second time.
3, calling-control method according to claim 2 is characterized in that, the described call forward shifting information that obtains comprises:
Receive the interoffice signaling protocol message of the mobile switching centre/Mobile Switching Center Server that belongs to the called subscriber;
Resolve described interoffice signaling protocol message to obtain call forward shifting information.
4, calling-control method according to claim 3 is characterized in that, described interoffice signaling protocol message is a call progress message.
According to each described calling-control method of claim 1-4, it is characterized in that 5, described indication call subscriber terminal stops call and handles timer and comprise:
Encapsulation stops the Progress message of the call treatment timer of call subscriber terminal;
The Progress message that described indication is stopped the call treatment timer of call subscriber terminal sends to call subscriber terminal.
6, a kind of mobile communication switch equipment comprises Call Control Unit, is used for calling and call signaling processing that handle mobile terminal is initiated, it is characterized in that described Call Control Unit comprises:
The judgment processing unit is used to judge that whether calling that the calling subscriber initiates is by the Call Forwarding second time;
The indication processing unit is used in the judged result of judgment processing unit when being, indicates the call subscriber terminal processing timer that stops call.
7, switching equipment according to claim 6 is characterized in that, described judgment processing unit comprises:
The call forward shifting information acquiring unit is used to obtain call forward shifting information;
Judging unit, according to described call forward shifting information, whether the calling of judging calling subscriber's initiation is by the Call Forwarding second time.
8, switching equipment according to claim 7 is characterized in that, described call forward shifting information acquiring unit comprises:
Interoffice signaling protocol message receiving element is used to receive the interoffice signaling protocol message with the mobile switching centre/Mobile Switching Center Server at called subscriber place;
Interoffice signaling protocol message resolution unit is used to resolve described interoffice signaling protocol message to obtain call forward shifting information.
9, switching equipment according to claim 8 is characterized in that, described interoffice signaling protocol message receiving element is call progress message sink unit; Described interoffice signaling protocol message resolution unit is call progress message parse unit.
According to each described switching equipment of claim 6-9, it is characterized in that 10, described indication processing unit comprises:
The Progress message encapsulation unit is used to encapsulate the Progress message that indication stops the call treatment timer of call subscriber terminal;
The Progress message transmitting element, the Progress message that is used for described indication is stopped the call treatment timer of call subscriber terminal sends to call subscriber terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100268797A CN100571446C (en) | 2007-02-12 | 2007-02-12 | Mobile communication switch equipment and calling-control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100268797A CN100571446C (en) | 2007-02-12 | 2007-02-12 | Mobile communication switch equipment and calling-control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101014195A true CN101014195A (en) | 2007-08-08 |
| CN100571446C CN100571446C (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100268797A Expired - Fee Related CN100571446C (en) | 2007-02-12 | 2007-02-12 | Mobile communication switch equipment and calling-control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081451A (en) * | 2010-08-31 | 2013-05-01 | 阿尔卡特朗讯 | Monitoring of call forwarding destination |
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2007
- 2007-02-12 CN CNB2007100268797A patent/CN100571446C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081451A (en) * | 2010-08-31 | 2013-05-01 | 阿尔卡特朗讯 | Monitoring of call forwarding destination |
| CN103081451B (en) * | 2010-08-31 | 2016-04-13 | 阿尔卡特朗讯 | To the monitoring of Call Forwarding destination |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100571446C (en) | 2009-12-16 |
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Granted publication date: 20091216 |