CN100499705C

CN100499705C - Method for realizing fixed network color ring

Info

Publication number: CN100499705C
Application number: CNB2005100511741A
Authority: CN
Inventors: 黄崇辉; 张正军; 胡小清; 董晓艺
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2005-03-02
Filing date: 2005-03-02
Publication date: 2009-06-10
Anticipated expiration: 2025-03-02
Also published as: CN1829256A

Abstract

The present invention discloses a fixed network coloring ring back tone (crbt) implementation method. It contains 1, communication system network side receiving calling of carried already registry fixed network coloring ring back tone (crbt) NP service, according to said configured corresponded relation to determine phone number, 2, communication system network side according to registered NP service phone number, routing to current already registry network termination to play coloring ring back tone (crbt). Said method can realize ringing back tone service in fixed network provided NP service.

Description

A kind of implementation method of fixed network color ring

Technical field

The bell sound that the present invention relates in the fixed network provides technology, is specifically related to a kind of implementation method of fixed network color ring.

Background technology

Ring-back tone claims personalized the tinkle of bells (Personal Ring) again, is meant the traditional telephone bells of sound-substitution such as music with terminal oneself customization, song.

The audible ringing tone service of carrying out at present is called personalized ring back tone service (PRBT, Personal RingBack Tone) again, that is to say, utilizes the original single bell sound of music, song or other special sound-substitution.The terminal of application audible ringing tone service can be to the communication system network customizing ring-back tone that audible ringing tone service is provided, and this ring-back tone is the ring-back tone that the terminal of calling out oneself is given in loopback, is referred to as called ring-back tone.As terminal call during as this terminal of terminal called, in a period of time before after connecting, not answering with terminal called, use that the user of calling terminal hears no longer be original " too " ring-back tone of type, but by the ring-back tone of terminal called customization.The terminal of application audible ringing tone service also can be referred to as the caller ring-back tone to the ring-back tone of the communication system network customization loopback that audible ringing tone service is provided to oneself.When this terminal is called out other-end as calling terminal, after connecting and terminal called in a period of time before not answering, use that the user of this terminal hears no longer be original " too " ring-back tone of type, but by the ring-back tone that oneself customizes.Ring-back tone can provide music that the communication system network of audible ringing tone service stores in advance and song etc.A plurality of terminals of application audible ringing tone service also can be referred to as group audible ringing tone to the communication system network customizing ring-back tone that audible ringing tone service is provided as a group.

Audible ringing tone service not only can be applied among the mobile network, also can be applied in the fixed network.

At present, fixed network can provide a kind of number portable (NP) business, the fixed network network side be provided with before the fixed network terminal telephone-moving and telephone-moving after the corresponding relation of telephone number, after the fixed network terminal telephone-moving, this business not only can be accomplished preceding this fixed network terminal of telephone number dialing of fixed network terminal telephone-moving after other calling terminals still can use telephone-moving, and can accomplish that fixed network terminal after the telephone-moving is as other terminal calleds of calling terminal dialing the time, the calling number that arrives other terminal calleds remains the number before the telephone-moving.

But, provide the fixed network of NP business but can't realize audible ringing tone service now, this be because, provide the communication system network of audible ringing tone service to determine route, thereby ring-back tone is provided for the fixed network terminal after the telephone-moving according to the telephone number before the fixed network terminal telephone-moving after the telephone-moving from communication system network that audible ringing tone service is provided to current fixed network terminal.Therefore, how to realize in the fixed network that the NP business is provided that audible ringing tone service becomes problem demanding prompt solution.

Summary of the invention

In view of this, main purpose of the present invention is to provide a kind of implementation method of fixed network color ring, and this method can realize audible ringing tone service in the fixed network that the NP business is provided.

According to above-mentioned purpose, technical scheme of the present invention is achieved in that

A kind of implementation method of fixed network color ring, it is characterized in that, the telephone number corresponding relation that the fixed network terminal of having registered fixed network color ring carries out number portable NP business front and back is set on the service control point (SCP), RBTplatform provides the fixed network color ring of the fixed network terminal customization of registering fixed network color ring for calling terminal, and this method also comprises:

A, SCP receive the calling of telephone number of carrying before the fixed network terminal NP business of registering fixed network color ring, determine to have registered the telephone number after the fixed network terminal NP business of fixed network color ring according to set corresponding relation;

B, SCP send the calling of the telephone number that carries the fixed network terminal NP business front and back of registering fixed network color ring to RBT platform by SSP, when fixed network terminal is idle, the telephone number of RBT platform before according to the NP business determines that this fixed network terminal has customized fixed network color ring, be determined to the route of fixed network terminal according to the telephone number after the fixed network terminal NP business, play the CRBT that fixed network terminal sets in advance by the called end office at fixed network terminal place to calling terminal according to this route.

The described SCP of step a receives the process of calling of carrying the telephone number before the fixed network terminal NP business of registering fixed network color ring:

A11, calling terminal are called out the called end office at fixed network terminal place by originating switch;

The called end office at a21, fixed network terminal place is with the SCP of call proceeding to the communication system network that the fixed network color ring business is provided.

A12, calling terminal are called out fixed network terminal by the called end office at fixed network terminal place;

The called end office at a22, fixed network terminal place is with the SCP of call proceeding to the communication system network that the fixed network color ring business is provided.

A13, calling terminal are called out the called end office at fixed network terminal place by the TS of tandem exchange;

The called end office at a23, fixed network terminal place is with the SCP of call proceeding to the communication system network that the fixed network color ring business is provided.

A14, calling terminal are called out the called end office at fixed network terminal place by originating switch;

The called end office at a24, fixed network terminal place is with the SSP of call proceeding to the communication system network that the fixed network color ring business is provided;

A34, SSP replay call are to the SCP of the communication system network that the fixed network color ring business is provided.

A15, calling terminal are called out fixed network terminal by the called end office at fixed network terminal place;

The called end office at a25, fixed network terminal place is with the SSP of call proceeding to the communication system network that the fixed network color ring business is provided;

A35, SSP replay call are to the SCP of the communication system network that the fixed network color ring business is provided.

A16, calling terminal are called out the called end office at fixed network terminal place by the TS of tandem exchange;

The called end office at a26, fixed network terminal place is with the SSP of call proceeding to the communication system network that the fixed network color ring business is provided;

A36, SSP replay call are to the SCP of the communication system network that the fixed network color ring business is provided.

From such scheme as can be seen, the present invention sets in advance the corresponding relation that fixed network terminal is carrying out original number and current number after the NP business in the Service Control Point of the communication system network that audible ringing tone service is provided, the calling that SCP will carry original number according to the current number of fixed network terminal is routed to the RBT platform (RBT platform) of the communication system network that audible ringing tone service is provided, the original called number that RBT platform carries according to calling again determines that fixed network terminal is the ring-back tone terminal of having registered, thereby route the call to fixed network terminal according to the current number of fixed network terminal, the ring-back tone of fixed network terminal customization is provided.Therefore, method provided by the invention can realize audible ringing tone service in the fixed network that the NP business is provided.

Description of drawings

Fig. 1 realizes the system group network figure of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 2 realizes the method flow diagram of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 3 realizes the networking diagram of the system embodiment one of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 4 realizes the flow chart of the method embodiment one of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 5 realizes the networking diagram of the system embodiment two of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 6 realizes the flow chart of the method embodiment two of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 7 realizes the networking diagram of the system embodiment three of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 8 realizes the flow chart of the method embodiment three of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Fig. 9 realizes the networking diagram of the system embodiment four of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Figure 10 realizes the flow chart of the method embodiment four of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Figure 11 realizes the networking diagram of the system embodiment five of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Figure 12 realizes the flow chart of the method embodiment five of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Figure 13 realizes the networking diagram of the system embodiment six of audible ringing tone service in the fixed network that the NP business is provided for the present invention;

Figure 14 realizes the flow chart of the method embodiment six of audible ringing tone service in the fixed network that the NP business is provided for the present invention.

Embodiment

In order to make the purpose, technical solutions and advantages of the present invention clearer, below lift specific embodiment and, the present invention is further elaborated with reference to accompanying drawing.

The present invention realizes audible ringing tone service in the fixed network that the NP business is provided system group network figure as shown in Figure 1, the system group network figure that realizes audible ringing tone service in fixed network of this system group network figure and prior art is identical.This system comprises: the A of end office (EO) (LSA) at calling subscriber A place, the B of end office (EO) (LSB) at CRBT called subscriber B place, the RBT platform that ring-back tone is provided, replay call are to the Service Switching Point of SCP and the SCP that is used to control this ring back tone calling.

Preserve the audible ringing tone service log-on message of CRBT called subscriber B in this SCP self database, comprise at least this user B whether registered the flag information of audible ringing tone service, this user B carry out after the NP business front and back telephone number corresponding relation and from RBT platform to routing iinformation that carries out the user B after the NP business etc.

In Fig. 1, heavy line is represented trunk line, can transmit speech; Dotted line is represented signaling link, is used for command transmitting.Hereinafter all system group network figure are not always the case, and illustrate no longer respectively.

In the said system structure, terminal A and terminal B are connected respectively to LSA and LSB, and the speech channel between terminal A and the terminal B not only can directly be set up speech channel by LSA and LSB, and can continue through RBT platform, that is to say that RBT platform is as continue calling between LSA and the LSB of intermediate equipment.

The present invention supposes that the telephone number of terminal B before carrying out the NP business is B, and the actual phone number that is connected with switching equipment after carrying out the NP business is B1.At SCP terminal B is set and carries out the telephone number B of NP business front and back and the corresponding relation between the B1; Telephone number was N1+B1 after telephone number B before the subscribers feeder number of LSB modification terminal B is B1, registration NP business was NP business datum and telephone-moving, and N1 is the telephone number that is routed to SCP; At RBT platform record terminal B audible ringing tone service log-on message, i.e. it is the ring-back tone registration terminal that storage has the terminal of telephone number B.

Fig. 2 realizes the method flow diagram of audible ringing tone service for the present invention in the fixed network that the NP business is provided, its concrete steps are:

Step 200, calling terminal A are by the calling of LSA initiation to terminal called B, and the telephone number B of terminal called B is carried in this calling, and this call proceeding is to the affiliated LSB of terminal called B.

The telephone number B that step 201, LSB carry according to calling determines that terminal called B has been registered as NP, according to this calling that continues of telephone number N1+B1 after the telephone-moving of this calling that gets access to, this calling is routed to SSP.

Step 202, SSP arrive SCP according to telephone number N1 trigger intelligent business.

Step 203, SCP determine the telephone number B of telephone number B1 correspondence according to predefined corresponding relation, after the modification telephone number is " RBT platform Code+B1 ", SSP is arrived in call proceeding, and in the original called party information of this calling, fill in telephone number B.

Number " RBT platform Code+B1 " during step 204, SSP call out according to this is routed to RBT platform with this calling.

The terminal called B that step 205, RBT platform determine to have the telephone number B that fills in the original called number information of this calling according to the ring-back tone registration terminal of storage in advance is the audible ringing tone service registration terminal, this calls out LSB to use telephone number B1 to continue, and finishes this CRBT calling procedure.

In addition, because the telephone number of terminal B in the exchange LSB of end office (EO) more should be B1, if therefore do not process, when terminal B calls out the other-end number, calling number will be shown as B1, therefore need LSB at terminal B during as calling terminal, revising calling number via SCP is B, replay call again.

Below lift six specific embodiments respectively method provided by the invention is described.

Embodiment one

Suppose that calling terminal is affiliated at LSA, terminal called is affiliated at LSB, and LSB does not possess the SSP ability.

The present invention in the fixed network that the NP business is provided, realize audible ringing tone service system embodiment one networking diagram as shown in Figure 3, this system comprises: the LSA at calling subscriber A place, the LSB at CRBT called subscriber B place, the RBT platform that ring-back tone is provided, replay call are to the SSP of SCP and the SCP that is used to control this ring back tone calling.

Fig. 4 realizes the flow chart of the method embodiment one of audible ringing tone service for the present invention in the fixed network that the NP business is provided, its concrete steps are:

Step 400, LSA accept the calling of calling terminal A, send initial address message (IAM) to LSB, and the calling number that this IAM carries is A, and called number is B.

Step 401, LSB determine that according to the NP data of storing in advance the terminal called B of this calling is the NP terminal, obtain the actual phone number N1+B1 of the terminal called B of storage in advance, this calling is routed to SSP, promptly send IAM, the calling number that this calling is carried is A, and called number is N1+B1.

Step 402, SSP send Initial Detection Point message (IDP) to SCP according to telephone number N1 trigger intelligent business.

Step 403, SCP determine the original number B of called number B1 correspondence according to predefined corresponding relation, after revising telephone number and being " RBT platform Code+B1 ", called number B1 and original called number B be carried at be connected (CONNECT) message and send to SSP.

Step 404, SSP are routed to RBT platform according to the RBT platform Code that carries in the CONNECT message with this calling, send IAM to RBT platform, and it is B1 that this IAM carries called number, and original called number is B.

Step 405, RBT platform determine that according to original called number B terminal called is a terminal of having registered ring-back tone, start audible ringing tone service, and B1 sends IAM to LSB according to called number.

Step 406, LSB continue according to called number B1, and this calls out terminal called B, and the state information of terminal called B is sent to RBT platform by Address Complete Message (ACM).

Step 407, RBT platform judge according to ACM whether the current state of terminal called B is idle, if, execution in step 408; Otherwise, execution in step 409.

Step 408, RBT platform send ACM via SSP to LSA, search the ring-back tone of terminal called B customization according to original called number B, shield the traditional ringback sound that LSB plays simultaneously, and execution in step 410 then.

If the current state of step 409 terminal called B is not idle, for example busy, shutdown or out of reach, RBTS platform will be to the caller playing RBT so, but the voice messaging of, shutdown busy to the expression terminal called B that calling terminal A transparent transmission LSB plays by LSA or out of reach finishes.

Step 410, after terminal called B off-hook is replied, LSB sends response message (ANM) to RBT platform.

After step 411, RBT platform receive this ANM, stop to play the ring-back tone of terminal called B customization, send ANM via SSP to LSA, calling terminal A and terminal called B converse.

Embodiment two

Suppose that calling terminal is affiliated at LSA, terminal called is affiliated at LSB, and LSB possesses the SSP ability.

The present invention in the fixed network that the NP business is provided, realize audible ringing tone service system embodiment two networking diagram as shown in Figure 5, this system comprises: the LSB that possesses the SSP ability at the LSA at calling subscriber A place, CRBT called subscriber B place, provide the RBT platform of ring-back tone and the SCP that is used to control this ring back tone calling.

Fig. 6 realizes the flow chart of the method embodiment two of audible ringing tone service for the present invention in the fixed network that the NP business is provided, its concrete steps are:

Step 600, LSA accept the calling of calling terminal A, send IAM to the LSB that possesses the SSP ability, and the calling number that this IAM carries is A, and called number is B.

Step 601, possess the SSP ability LSB according to the NP data of storage in advance, determine that the terminal B of this calling is the NP terminal, obtain the physical number N1+B1 of the terminal B of storage in advance, trigger intelligent business, send IDP to SCP, the calling number that this IDP carries is A, and called number is N1+B1.

Step 602, SCP determine the original number B of called number B1 correspondence according to predefined corresponding relation, after revising telephone number and being " RBT platform Code+B1 ", called number B1 and original called number B are carried at CONNECT message send to the LSB that possesses the SSP ability.

Step 603, the LSB that possesses the SSP ability are routed to RBT platform according to the RBTplatform Code that carries in the CONNECT message with this calling, send IAM to RBT platform, and it is B1 that this IAM carries called number, and original called number is B.

Step 604, RBT platform determine that according to original called number B terminal called is a terminal of having registered ring-back tone, start audible ringing tone service, send IAM according to called number B1 to the LSB that possesses the SSP ability.

Step 605, the LSB that possesses the SSP ability continues according to called number B1, and this calls out terminal called B, and the state information of terminal called B is sent to RBT platform by ACM.

Step 606, RBT platform judge according to ACM whether the current state of terminal called B is idle, if, execution in step 607; Otherwise, execution in step 608.

Step 607, RBT platform send ACM via the LSB that possesses the SSP ability to LSA, search the ring-back tone of terminal called B customization according to original called number B, and shielding simultaneously possesses the traditional ringback sound of the LSB broadcast of SSP ability, and execution in step 609 then.

If the current state of step 608 terminal called B is not idle, for example busy, shutdown or out of reach, RBTS platform will be to the caller playing RBT so, but by LSA to calling terminal A transparent transmission possess that the expression terminal called B that the LSB of SSP ability plays is busy, the voice messaging of shutdown or out of reach, finish.

Step 609, after terminal called B off-hook is replied, the LSB that possesses the SSP ability sends ANM to RBTplatform.

After step 610, RBT platform receive this ANM, stop to play the ring-back tone of terminal called B customization, send ANM via the LSB that possesses the SSP ability to LSA, calling terminal A and terminal called B converse.

Embodiment three

Suppose that calling terminal and terminal called are all affiliated at LSB, and LSB do not possess the SSP ability.

The present invention in the fixed network that the NP business is provided, realize audible ringing tone service system embodiment three networking diagram as shown in Figure 7, this system comprises: calling subscriber A and the LSB at CRBT called subscriber B place, the RBT platform that ring-back tone is provided, replay call are to the SSP of SCP and the SCP that is used to control this ring back tone calling.

Fig. 8 realizes the flow chart of the method embodiment three of audible ringing tone service for the present invention in the fixed network that the NP business is provided, its concrete steps are:

After step 800, LSB accept the calling of calling terminal A, judge that this is called out is office call, according to the NP data of storing in advance, the terminal B that determines this calling is the NP terminal, obtain the physical number N1+B1 of the terminal B of storage in advance, this calling is routed to SSP, and the calling number that this calling is carried is A, and called number is N1+B1.

Step 801, SSP send IDP to SCP according to telephone number N1 trigger intelligent business.

Step 802, SCP determine the original number B of called number B1 correspondence according to predefined corresponding relation, after revising telephone number and being " RBT platform Code+B1 ", called number B1 and original called number B are carried at CONNECT message send to SSP.

Step 803, SSP are routed to RBT platform according to the RBT platform Code that carries in the CONNECT message with this calling, send IAM to RBT platform, and it is B1 that this IAM carries called number, and original called number is B.

Step 804, RBT platform determine that according to original called number B terminal called is a terminal of having registered ring-back tone, start audible ringing tone service, and B1 sends IAM to LSB according to called number.

Step 805, LSB continue according to called number B1, and this calls out terminal called B, and the state information of terminal called B is sent to RBT platform by ACM.

Step 806, RBT platform judge according to ACM whether the current state of terminal called B is idle, if, execution in step 807; Otherwise, execution in step 808.

Step 807, RBT platform send ACM via SSP to LSB, search the ring-back tone of terminal called B customization according to original called number B, shield the traditional ringback sound that LSB plays simultaneously, and execution in step 809 then.

If the current state of step 808 terminal called B is not idle, for example busy, shutdown or out of reach, RBTS platform will be to the caller playing RBT so, but the expression terminal called B that plays to calling terminal A transparent transmission LSB is busy, the voice messaging of shutdown or out of reach, finishes.

Step 809, after terminal called B off-hook is replied, LSB sends ANM to RBT platform.

After step 810, RBT platform receive this ANM, stop to play the ring-back tone of terminal called B customization, send ANM via SSP to LSB, calling terminal A and terminal called B converse.

Embodiment four

Suppose that calling terminal and terminal called are all affiliated at LSB, and LSB possesses the SSP ability.

The present invention in the fixed network that the NP business is provided, realize audible ringing tone service system embodiment four networking diagram as shown in Figure 9, this system comprises: the LSB that possesses the SSP ability at calling subscriber A and CRBT called subscriber B place, provide the RBT platform of ring-back tone and the SCP that is used to control this ring back tone calling.

Figure 10 realizes the flow chart of the method embodiment four of audible ringing tone service for the present invention in the fixed network that the NP business is provided, its concrete steps are:

After step 1000, the LSB that possesses the SSP ability accept the calling of calling terminal A, judge that this is called out is office call, according to the NP data of storing in advance, the terminal B that determines this calling is the NP terminal, obtain the physical number N1+B1 of the terminal B of storage in advance,, send IDP to SCP according to the N1 trigger intelligent business, the calling number that this IDP carries is A, and called number is N1+B1.

Step 1001, SCP determine the original number B of called number B1 correspondence according to predefined corresponding relation, after revising telephone number and being " RBT platform Code+B1 ", called number B1 and original called number B are carried at CONNECT message send to the LSB that possesses the SSP ability.

Step 1002, the LSB that possesses the SSP ability are routed to RBT platform according to the RBTplatform Code that carries in the CONNECT message with this calling, send IAM to RBT platform, and it is B1 that this IAM carries called number, and original called number is B.

Step 1003, RBT platform determine that according to original called number B terminal called is a terminal of having registered ring-back tone, start audible ringing tone service, send IAM according to called number B1 to the LSB that possesses the SSP ability.

Step 1004, the LSB that possesses the SSP ability continues according to called number B1, and this calls out terminal called B, and the state information of terminal called B is sent to RBT platform by ACM.

Step 1005, RBT platform judge according to ACM whether the current state of terminal called B is idle, if, execution in step 1006; Otherwise, execution in step 1007.

Step 1006, RBT platform send ACM to the LSB that possesses the SSP ability, search the ring-back tone of terminal called B customization according to original called number B, and shielding simultaneously possesses the traditional ringback sound of the LSB broadcast of SSP ability, and execution in step 1008 then.

If the current state of step 1007 terminal called B is not idle, for example busy, shutdown or out of reach, RBTS platform will be to the caller playing RBT so, but to calling terminal A transparent transmission possess that the expression terminal called B that the LSB of SSP ability plays is busy, the voice messaging of shutdown or out of reach, finish.

Step 1008, after terminal called B off-hook is replied, the LSB that possesses the SSP ability sends ANM to RBTplatform.

After step 1009, RBT platform receive this ANM, stop to play the ring-back tone of terminal called B customization, send ANM via SSP to LSB, calling terminal A and terminal called B converse.

Embodiment five

Suppose that calling terminal is the outer user of fixed network, terminal called is all affiliated at LSB, and LSB does not possess the SSP ability.

The present invention in the fixed network that the NP business is provided, realize audible ringing tone service system embodiment five networking diagram as shown in figure 11, this system comprises: the LSA access tandem (TS) of calling subscriber A by the place, the LSB at CRBT called subscriber B place, the RBT platform that ring-back tone is provided, replay call are to the SSP of SCP and the SCP that is used to control this ring back tone calling.

Figure 12 realizes the flow chart of the method embodiment one of audible ringing tone service for the present invention in the fixed network that the NP business is provided, its concrete steps are:

Step 1200, LSA send IAM by TS to LSB after accepting the calling of calling terminal A, and it is A that IAM carries calling number, and called number is B.

Step 1201, LSB determine that according to the NP data of storing in advance the terminal B of this calling is the NP terminal, obtain the physical number N1+B1 of the terminal B of storage in advance, and this calling is routed to SSP, and the calling number that this calling is carried is A, and called number is N1+B1.

Step 1202, SSP send IDP to SCP according to telephone number N1 trigger intelligent business.

Step 1203, SCP determine the original number B of called number B1 correspondence according to predefined corresponding relation, after revising telephone number and being " RBT platform Code+B1 ", called number B1 and original called number B are carried at CONNECT message send to SSP.

Step 1204, SSP are routed to RBT platform according to the RBT platform Code that carries in the CONNECT message with this calling, send IAM to RBT platform, and it is B1 that this IAM carries called number, and original called number is B.

Step 1205, RBT platform determine that according to original called number B terminal called is a terminal of having registered ring-back tone, start audible ringing tone service, and B1 sends IAM to LSB according to called number.

Step 1206, LSB continue according to called number B1, and this calls out terminal called B, and the state information of terminal called B is sent to RBT platform by ACM.

Step 1207, RBT platform judge according to ACM whether the current state of terminal called B is idle, if, execution in step 1208; Otherwise, execution in step 1209.

Step 1208, RBT platform send ACM via SSP and TS to LSB, search the ring-back tone of terminal called B customization according to original called number B, shield the traditional ringback sound that LSB plays simultaneously, and execution in step 1210 then.

If the current state of step 1209 terminal called B is not idle, for example busy, shutdown or out of reach, RBTS platform will be to the caller playing RBT so, but the voice messaging of, shutdown busy to the expression terminal called B that calling terminal A transparent transmission LSB plays via SSP and TS or out of reach finishes.

Step 1210, after terminal called B off-hook is replied, LSB sends ANM to RBT platform.

After step 1211, RBT platform receive this ANM, stop to play the ring-back tone of terminal called B customization, send ANM via SSP and TS to LSB, calling terminal A and terminal called B converse.

Embodiment six

Suppose that calling terminal is the outer user of fixed network, terminal called is all affiliated at LSB, and LSB possesses the SSP ability.

The present invention in the fixed network that the NP business is provided, realize audible ringing tone service system embodiment six networking diagram as shown in figure 13, this system comprises: the LSA of calling subscriber A by the place insert TS, CRBT called subscriber B place the LSB that possesses the SSP ability, the RBT platform of ring-back tone and the SCP that is used to control this ring back tone calling are provided.

Figure 14 realizes the flow chart of the method embodiment six of audible ringing tone service for the present invention in the fixed network that the NP business is provided, its concrete steps are:

After step 1401, LSA accept the calling of calling terminal A, send IAM by TS to the LSB that possesses the SSP ability, it is A that IAM carries calling number, and called number is B.

Step 1402, possess the SSP ability LSB according to the NP data of storage in advance, determine that the terminal B of this calling is the NP terminal, obtain the physical number N1+B1 of the terminal B of storage in advance, trigger intelligent business, send IDP to SCP, the calling number that this IDP carries is A, and called number is N1+B1.

Step 1403, SCP determine the original number B of called number B1 correspondence according to predefined corresponding relation, after revising telephone number and being " RBT platform Code+B1 ", called number B1 and original called number B are carried at CONNECT message send to the LSB that possesses the SSP ability.

Step 1404, the LSB that possesses the SSP ability are routed to RBT platform according to the RBTplatform Code that carries in the CONNECT message with this calling, send IAM to RBT platform, and it is B1 that this IAM carries called number, and original called number is B.

Step 1405, RBT platform determine that according to original called number B terminal called is a terminal of having registered ring-back tone, start audible ringing tone service, send IAM according to called number B1 to the LSB that possesses the SSP ability.

Step 1406, the LSB that possesses the SSP ability continues according to called number B1, and this calls out terminal called B, and the state information of terminal called B is sent to RBT platform by ACM.

Step 1407, RBT platform judge according to ACM whether the current state of terminal called B is idle, if, execution in step 1408; Otherwise, execution in step 1409.

Step 1408, RBT platform send ACM via TS to the LSB that possesses the SSP ability, search the ring-back tone of terminal called B customization according to original called number B, and shielding simultaneously possesses the traditional ringback sound of the LSB broadcast of SSP ability, and execution in step 1410 then.

If the current state of step 1409 terminal called B is not idle, for example busy, shutdown or out of reach, RBTS platform will be to the caller playing RBT so, but via TS to calling terminal A transparent transmission possess that the expression terminal called B that the LSB of SSP ability plays is busy, the voice messaging of shutdown or out of reach, finish.

Step 1410, after terminal called B off-hook is replied, the LSB that possesses the SSP ability sends ANM to RBTplatform.

After step 1411, RBT platform receive this ANM, stop to play the ring-back tone of terminal called B customization, send ANM via TS to LSB, calling terminal A and terminal called B converse.

The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being made within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims

1, a kind of implementation method of fixed network color ring, it is characterized in that, the telephone number corresponding relation that the fixed network terminal of having registered fixed network color ring carries out number portable NP business front and back is set on the service control point (SCP), color ring platform provides the fixed network color ring of the fixed network terminal customization of registering fixed network color ring for calling terminal, and this method also comprises:

B, SCP send the calling of the telephone number that carries the fixed network terminal NP business front and back of registering fixed network color ring to color ring platform by the service switching point, when fixed network terminal is idle, the telephone number of color ring platform before according to the NP business determines that this fixed network terminal has customized fixed network color ring, be determined to the route of fixed network terminal according to the telephone number after the fixed network terminal NP business, play the CRBT that fixed network terminal sets in advance by the called end office at fixed network terminal place to calling terminal according to this route.

2, the method for claim 1 is characterized in that, the described SCP of step a receives the process of calling of carrying the telephone number before the fixed network terminal NP business of registering fixed network color ring and is:

3, the method for claim 1 is characterized in that, the described SCP of step a receives the process of calling of carrying the telephone number before the fixed network terminal NP business of registering fixed network color ring and is:

4, the method for claim 1 is characterized in that, the described SCP of step a receives the process of calling of carrying the telephone number before the fixed network terminal NP business of registering fixed network color ring and is:

5, the method for claim 1 is characterized in that, the described SCP of step a receives the process of calling of carrying the telephone number before the fixed network terminal NP business of registering fixed network color ring and is:

6, the method for claim 1 is characterized in that, the described SCP of step a receives the process of calling of carrying the telephone number before the fixed network terminal NP business of registering fixed network color ring and is:

7, the method for claim 1 is characterized in that, the described SCP of step a receives the process of calling of carrying the telephone number before the fixed network terminal NP business of registering fixed network color ring and is: