CN100452812C - Method for connecting visual and stable M square video picture in CS 2 - Google Patents
Method for connecting visual and stable M square video picture in CS 2 Download PDFInfo
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- CN100452812C CN100452812C CNB2005100344541A CN200510034454A CN100452812C CN 100452812 C CN100452812 C CN 100452812C CN B2005100344541 A CNB2005100344541 A CN B2005100344541A CN 200510034454 A CN200510034454 A CN 200510034454A CN 100452812 C CN100452812 C CN 100452812C
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Abstract
The present invention relates to a method of realizing the connection of a visual and stable M square video picture in CS 2 in a service exchange point, wherein the address is equal to that the address of the non-base mainframe multiplies a prime number from the maximal prime number factor of the non-base mainframe address. A first call section and a second call section are defined in the connection visual video picture in the service exchange point, wherein a controlling leg and a first controlled leg are connected with a first call point in the first call section, and a second controlled leg is connect with a second call point in the second call section. In the present invention, the service exchange point of a 'complete call' model can completely realize the connection visual state of the CS 2 without modifying the existing basic call mode by extending the 'stable M square' video picture in connection visual state of a business switching point, which avoids the influence of the new function increased in CS 2 to the existing service and function of the service switching point at a maximal degree, follows ITU T advice and an intelligent network application regulation, and realizes the butt-joint with an existing service control point.
Description
Technical field
The present invention relates to the communication technology, particularly relate to the method that realizes connecting among the CS-2 stable state M side (Stable M-Party) view of visual state (CVS) at the Service Switching Point place.
Background technology
(Capability Set 2 is that (Capability Set 1 CS-1) compares, and professional aspect mainly is to have increased the Multi-Way Calling processing, can realize MPTY for second normalization period of intelligent network and intelligent network capability set 1 CS-2) to intelligent network capability set 2.
At present, realize that the Multi-Way Calling processing mainly contains two kinds of methods: the first adopts and connects visual state (Connection View State, CVS) method, according to (the International Telecommunication Union-Telecommunication StandardizationSector of International Telecommunications Union-telecommunication standardization sector, ITU-T) suggestion, adopt the CVS method can realize some simple MultiParty Service features, be used to realize tripartite with interior calling.Another kind is to mix (Hybrid) method.This paper relates to the relevant technologies in the CVS method.
Connecting the visual state method is to be based upon to connect visual (Connection View, CV) on the basis of transaction module, connect visual (CV) transaction module as shown in Figure 1, CV provides an abstract calling and link model, and it has reflected call treatment and the attribute that is connected the aspect.(Service Switching Point, (Service Control Point, CV SCP) instructs Service Switching Point, and CV state and event information are passed to Service Control Point from service control point SSP) to utilize the visual processing unit reception of connection.Connect visual institute and comprise object as shown in Figure 2, wherein, horizontal line 1 is leg (Leg), and it represents the user's communications path; Circle 2 be point in call (Call Point, CP); Little square frame 3 be call leg (Call Segment, CS), it represents a calling; Big square frame 4 be the call leg association (Call Segment Association, CSA), it represents that two callings are interrelated; And the connection of 5 expression two legs; And the connection of two legs in call leg of 6 expressions; In call leg association of 7 expressions two call leg are arranged.
A CVS view is represented a kind of call state, and a CVS view carries out the transition to another CVS view and has represented the variation of call state (being state transition), and the transition between CVS is by handling such as action (for example off-hook or on-hook), the Service Switching Point of an end subscriber or the processing of Service Control Point issuing message etc. being produced.In the CS-2 standard, describe 14 kinds altogether and connected visual state (CVS).
As shown in Figure 3, show " stable state M side " and connect view.On behalf of three calling party, stable state M side converse mutually, i.e. tripartite talks, and wherein C represents to control leg, and P1 and P2 represent controlled leg, and this three is connected on the point in call, forms a call leg (CS).Being described as stable state M side among the ITU-T Q1224: " In CVS " Stable M-Party, " there is one Originating or Treminating BCSMassociated with each Joined passive leg ".Has only a call leg (CS) when being stable state M side.
And for " generally call and cry " model, i.e. Basic Call State Model BCSM (Basic Call State Model, BCSM) comprise two calling party: Calling Side, callee side, a call leg only comprises a BCSM, can not add the 3rd calling party among the BCSM, so can not simple realization " stable state M side " view.
" generally call and cry " model and will realize " stable state M side ", the technical scheme that can adopt is: expansion " generally call and cry " model, and allow a BCSM can comprise the three parts, promptly except calling and called side, also have the third party, to support that three legs are arranged in the call leg.This kind method is directly to release from the CVS view, is convenient to follow the ITU-T suggestion.
But this method has been revised the existing call model of " generally call and cry " model Service Switching Point, and is very big to existing service impact, and increased the complexity of call model.
Summary of the invention
Realize in the existing method that for solving Multi-Party Conference need revise the existing call model of " generally call and cry " model Service Switching Point, influence the deficiency that service control point has business and increased the complexity of call model, the present invention proposes a kind of method that in service control point, adopts two call leg to realize connecting among the CS-2 visual state stable state M side view.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: the method that connects the stable state M side view of visual state among a kind of CS-2 of realization is provided, definition first call leg and second call leg in the connection visual state view of Service Switching Point inside, in first call leg, to control leg is connected with first point in call with the first controlled leg, in second call leg, the second controlled leg is connected with second point in call.
Wherein, further comprise the step that merges call leg, comprising: keep second call leg; Receive the operation of merging call leg at the Service Switching Point user side after, three calling party are carried out the conference telephone networking, carry out Three-Way Calling.
Wherein, after the step that merges call leg, further comprise the second controlled leg is carried out straddle, comprising: the second controlled leg is split from conference telephone; Tear down conference calls makes the control leg and the first controlled leg carry out two square tubes words.
Wherein, after the step that merges call leg, further comprise the first controlled leg is carried out straddle, comprising: will control leg and move on to second call leg; Modification call leg numbering changes former first call leg into second call leg, changes former second call leg into first call leg; Tear down conference calls makes the control leg and the second controlled leg carry out two square tubes words.
Wherein, after the step that merges call leg, further comprise the second controlled leg is torn open leg, comprising: remove the second controlled leg; Tear down conference calls makes the control leg and the first controlled leg carry out two square tubes words.
Wherein, after the step that merges call leg, further comprise the first controlled leg is torn open leg, comprising: remove the first controlled leg; The second controlled leg in second call leg is merged in first call leg; Tear down conference calls makes the control leg and the second controlled leg carry out two square tubes words.
Wherein, after the step that merges call leg, further comprise the control leg is torn open leg, comprising: remove the control leg; The second controlled leg in second call leg is merged in first call leg; Tear down conference calls makes the second controlled leg and the first controlled leg carry out two square tubes words.
Beneficial effect of the present invention is:
" stable state M side " view in the connection visual state by the exchange point of activating business, the Service Switching Point that " generally calls and cry " model does not need to revise existing basic call model, just can realize the connection visual state of CS-2 fully, avoided of the influence of newly-increased CS-2 function to greatest extent to Service Switching Point existing business and function, ITU-T suggestion and Intelligent Network Application Protocol have been observed simultaneously again, still show as the stable state M side view of standard with the interface of service control point, has only a call leg, still observe GB, can achieve a butt joint with existing service control point.
Description of drawings
Fig. 1 connects visual (CV) transaction module schematic diagram;
Fig. 2 connects the visual object schematic diagram that comprises;
Fig. 3 is the schematic diagram that existing stable state M side connects view;
Fig. 4 is the schematic diagram that stable state M side connects view among the present invention;
Fig. 5 is the schematic diagram of the merging call leg from " call out and keep " to " stable state M side " in the ITU-T suggestion;
Fig. 6 is the schematic diagram of the merging call leg from " call out and keep " to " stable state M side " among the present invention;
Fig. 7 is the schematic diagram that when stable state M side controlled leg P2 is carried out straddle among the present invention;
Fig. 8 be among the present invention when stable state M side to the result schematic diagram after the controlled leg P1 straddle;
Fig. 9 is the schematic diagram that when stable state M side controlled leg P1 is carried out straddle among the present invention;
Figure 10 is a schematic diagram of controlled leg P2 being torn open leg among the present invention when stable state M side;
Figure 11 is a schematic diagram of controlled leg P1 being torn open leg among the present invention when stable state M side;
Figure 12 is a schematic diagram of control leg C being torn open leg among the present invention when stable state M side.
Embodiment
As shown in Figure 4, be the schematic diagram of the stable state M side CVS view of SSP inside among the present invention.Therefrom as can be seen, expansion CVS view model of the present invention is to realize " stable state M side " view in inner two call leg (CS) that adopt of SSP, still shows as the stable state M side view of standard with the interface of SCP, has only a call leg.Expansion CVS view model is in the inner realization of SSP, and the interface of SSP and SCP is also observed ITU suggestion and Intelligent Network Application Protocol, so it does not violate GB, also is convenient to adopt the realization of " generally call and cry " model simultaneously.
The certain operations process of SSP inside among the present invention is described to Figure 11 below in conjunction with Fig. 5.
Merge the call leg operation:
As shown in Figure 5, be " to call out and keep " that (MergeCall Segment MgC) operates the schematic diagram of " stable state M side " by merging call leg among the ITU-T in the CVS view.
And Fig. 6 is the schematic diagram that the present invention's " calling keeps " arrives " stable state M side " view.In the present invention, when merging call leg, call leg 2 continues to keep, and does not discharge, and three calling party is carried out the conference telephone networking after the SSP user side is received the MgC operation again, realizes Three-Way Calling.
In order to observe GB, need still be a CS,, describe respectively below so when receiving the subsequent operation of SCP, also need special processing though have two call leg (CS), SSP externally to show during the inner stable state of SSP M side state.
Straddle (Split Leg) operation when " stable state M side ":
As shown in Figure 7, be that the present invention carries out straddle (Split Leg to controlled leg P2 when " stable state M side ", SL) schematic diagram, because at this moment controlled leg P2 is in new CS (call leg 2), so only need controlled leg P2 is split from conference telephone, control leg C and controlled leg P1 carry out two square tubes words.
As shown in Figure 8, be the present invention's result schematic diagram to controlled leg P1 straddle when " stable state M side ".Therefrom as can be seen, end product to controlled leg P1 straddle is: because at this moment controlled leg P1 is in old CS (call leg 1), need be divided among the new CS (call leg 2), and controlled leg P2 need move on to old CS (call leg 1) in new CS (call leg 2).
If carry out the straddle operation by foregoing description, the straddle operation of SSP is resolved into two and is moved the leg operation, and operation easier increases.
As shown in Figure 9, be the process schematic diagram that when " stable state M side ", controlled leg P1 is carried out straddle among the present invention.It is a kind of processing procedure of accommodation.From this Fig. 9 as can be seen, straddle to controlled leg P1, can be transformed into a leg that moves to the control leg operates, promptly will control leg C earlier and move on to new CS (call leg 2), and then revise call leg and number, promptly original old CS (call leg 1) changes call leg 2 into, and original new CS changes call leg 1 into.And user side is when receiving the order that moves the control leg, and tear down conference calls will control leg C and controlled leg P2 simultaneously and carry out two square tubes and talk about.
Operate by the leg that moves of the straddle operational transition of controlled leg P1 being controlled in pairs leg C, this processing does not increase the realization difficulty of operation, has finished the function of straddle operation again.
When stable state M side tear open leg (Disconnect Leg, DL) operation:
As shown in figure 10, be among the present invention, remove the schematic diagram of the controlled leg P2 among the new CS (call leg 2) when " stable state M side ".Controlled leg P2 tears open in the leg operation at this in new CS (call leg 2), can directly delete controlled leg P2, and tear down conference calls realizes that two square tubes of control leg and controlled leg P1 are talked about then.
As shown in figure 11, be among the present invention, remove the schematic diagram of the controlled leg P1 among the old CS (call leg 1) when " stable state M side ".After removing controlled leg P1, remaining control leg C also needs the P2 among the new CS is merged to old CS among the old CS, thereby realizes the two square tubes words of control leg and controlled leg P2.
As shown in figure 12, be the schematic diagram of removing the control leg C among the old CS (call leg 1) among the present invention.After removing control leg C, remaining controlled leg P1 also needs the P2 among the new CS is merged to old CS among the old CS, thereby realizes the two square tubes words of controlled leg P1 and controlled leg P2.
In the present invention, expansion connects the visual state view model, realizes that in inner two call leg (CS) that adopt of SSP " stable state M side " connects the visual state view.So, the Service Switching Point of " generally call and cry " model does not need to revise existing basic call model, just can realize the connection visual state method of CS-2 fully.
When " stable state M side " controlled leg P1 being done straddle when operation, is to move the operation that the control leg moves the leg operation and changes the call leg numbering with the straddle operational transition, and this processing does not increase the realization difficulty of operation, has finished the function of straddle operation again.
When " stable state M side ", control leg or controlled leg P1 are done when tearing the leg operation open, remove specify leg after, with new call leg and old call leg merging.
The present invention has avoided the influence of newly-increased CS-2 function to the existing business and the function of Service Switching Point to greatest extent, has observed ITU-T suggestion and Intelligent Network Application Protocol simultaneously again, can achieve a butt joint with existing service control point.
Claims (7)
1, a kind of method that realizes connecting among the call leg CS-2 stable state M side view of visual state, it is characterized in that: definition first call leg and second call leg in the connection visual state view of Service Switching Point inside, in first call leg, to control leg is connected with first point in call with the first controlled leg, in second call leg, the second controlled leg is connected with second point in call.
2, connect the method for the stable state M side view of visual state among the realization CS-2 as claimed in claim 1, it is characterized in that, further comprise the step that merges call leg, comprising:
Keep second call leg;
Receive the operation of merging call leg at the Service Switching Point user side after, three calling party are carried out the conference telephone networking, carry out Three-Way Calling.
3, connect the method for the stable state M side view of visual state among the realization CS-2 as claimed in claim 2, it is characterized in that, after the step that merges call leg, further comprise the second controlled leg is carried out straddle, comprising:
The second controlled leg is split from conference telephone;
Tear down conference calls makes the control leg and the first controlled leg carry out two square tubes words.
4, connect the method for the stable state M side view of visual state among the realization CS-2 as claimed in claim 2, it is characterized in that, after the step that merges call leg, further comprise the first controlled leg is carried out straddle, comprising:
To control leg and move on to second call leg;
Modification call leg numbering changes former first call leg into second call leg, changes former second call leg into first call leg;
Tear down conference calls makes the control leg and the second controlled leg carry out two square tubes words.
5, connect the method for the stable state M side view of visual state among the realization CS-2 as claimed in claim 2, it is characterized in that, after the step that merges call leg, further comprise the second controlled leg is torn open leg, comprising:
Remove the second controlled leg;
Tear down conference calls makes the control leg and the first controlled leg carry out two square tubes words.
6, connect the method for the stable state M side view of visual state among the realization CS-2 as claimed in claim 2, it is characterized in that, after the step that merges call leg, further comprise the first controlled leg is torn open leg, comprising:
Remove the first controlled leg;
The second controlled leg in second call leg is merged in first call leg;
Tear down conference calls makes the control leg and the second controlled leg carry out two square tubes words.
7, connect the method for the stable state M side view of visual state among the realization CS-2 as claimed in claim 2, it is characterized in that, after the step that merges call leg, further comprise the control leg is torn open leg, comprising:
Remove the control leg;
The second controlled leg in second call leg is merged in first call leg;
Tear down conference calls makes the second controlled leg and the first controlled leg carry out two square tubes words.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100344541A CN100452812C (en) | 2005-04-26 | 2005-04-26 | Method for connecting visual and stable M square video picture in CS 2 |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005100344541A CN100452812C (en) | 2005-04-26 | 2005-04-26 | Method for connecting visual and stable M square video picture in CS 2 |
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| CN1855971A CN1855971A (en) | 2006-11-01 |
| CN100452812C true CN100452812C (en) | 2009-01-14 |
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| CNB2005100344541A Expired - Fee Related CN100452812C (en) | 2005-04-26 | 2005-04-26 | Method for connecting visual and stable M square video picture in CS 2 |
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| CN105100510B (en) * | 2014-05-15 | 2018-03-09 | 北京信威通信技术股份有限公司 | A kind of call processing method of exchange system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1107560A1 (en) * | 1999-12-07 | 2001-06-13 | Lucent Technologies Inc. | Apparatus, method and system for providing telecommunication conferencing services in a multiple leg telecommunication session |
| US6512818B1 (en) * | 1999-11-17 | 2003-01-28 | Mci Worldcom, Inc. | Method and system for releasing a voice response unit from a protocol session |
| CN1507254A (en) * | 2002-12-06 | 2004-06-23 | 华为技术有限公司 | Method of realizing CPH function in intelligent network |
| CN1567941A (en) * | 2003-06-25 | 2005-01-19 | 华为技术有限公司 | A method for implementing call leg forwarding |
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2005
- 2005-04-26 CN CNB2005100344541A patent/CN100452812C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6512818B1 (en) * | 1999-11-17 | 2003-01-28 | Mci Worldcom, Inc. | Method and system for releasing a voice response unit from a protocol session |
| EP1107560A1 (en) * | 1999-12-07 | 2001-06-13 | Lucent Technologies Inc. | Apparatus, method and system for providing telecommunication conferencing services in a multiple leg telecommunication session |
| CN1507254A (en) * | 2002-12-06 | 2004-06-23 | 华为技术有限公司 | Method of realizing CPH function in intelligent network |
| CN1567941A (en) * | 2003-06-25 | 2005-01-19 | 华为技术有限公司 | A method for implementing call leg forwarding |
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