CN100550941C - Use the CRBT implementation method and the system of the wide and narrow strip network unification of IP playback - Google Patents
Use the CRBT implementation method and the system of the wide and narrow strip network unification of IP playback Download PDFInfo
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- CN100550941C CN100550941C CNB2005101262445A CN200510126244A CN100550941C CN 100550941 C CN100550941 C CN 100550941C CN B2005101262445 A CNB2005101262445 A CN B2005101262445A CN 200510126244 A CN200510126244 A CN 200510126244A CN 100550941 C CN100550941 C CN 100550941C
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Abstract
The invention discloses a kind of CRBT implementation method and system of wide and narrow strip network unification of the IP of use playback, it is characterized in that, comprise: after narrow-band devices or broadband device receive calling to color ring user, initiate one tunnel incoming call to ip intelligent peripherals and operation exchange point device, described ip intelligent peripherals and operation exchange point device are according to the Ring Back Tone service logic on described incoming call triggering Ring Back Tone service Control Server and the broadband network service application service device, caller of described Ring Back Tone service logical foundation and called number analysis color ring user attribute are indicated described ip intelligent peripherals and Service Switching Point device plays CRBT sound according to predetermined policy.The present invention is can realize being that the wide and narrow strip network provides Ring Back Tone service simultaneously once the cover color ring systems, narrowband network and color ring systems that need not be original be done transformation, do not require broadband network modification existing protocol yet or increase New Deal, also kept the consistency of Ring Back Tone service arrowband, broadband user.
Description
Technical field
The present invention relates to telephonic communication, particularly relate to the Ring Back Tone service of wide and narrow strip unification network.
Background technology
Ring Back Tone service (personalized ring back tone service) has obtained well carrying out in China and even East Asia telecommunication market because its individualized feature significantly, obviously strengthens auditory perception.At networks such as narrowband network such as GSM, CDMA, PHS, landline telephones, there has been ripe business machine that Ring Back Tone service is provided at present.In broadband network (based on the network of IP-Internet Protocol), people have also proposed the demand demand of wide-band color bell (promptly to) to CRBT naturally.The operator that has carried out the narrowband polyphonic ringtone business wishes that then the cost with minimum is that the user provides Ring Back Tone service.The voice signal of broadband network transmits, the control signaling is different fully with narrowband network, uses narrowband polyphonic ringtone equipment to provide Ring Back Tone service as broadband network if solved, and all is favourable to operator, end user then.
Summary of the invention
Technical problem to be solved by this invention provides a kind of CRBT implementation method and system of wide and narrow strip network unification of the IP of use playback, solves and uses narrowband polyphonic ringtone equipment that the technical problem of Ring Back Tone service is provided as broadband network.
For achieving the above object, the invention provides a kind of CRBT implementation method of wide and narrow strip network unification of the IP of use playback, its characteristics are, comprising:
Step 1, narrow-band devices or broadband device are initiated one tunnel incoming call to ip intelligent peripherals and Service Switching Point Device IP/SSP after receiving calling to color ring user, are specially following steps:
After narrow-band devices receives calling to color ring user, the called switch in arrowband in the described narrow-band devices is routed to described IP/SSP to speech channel according to user property, perhaps continue earlier as the described color ring user of terminal called, when described terminal called begins ring, initiate one tunnel incoming call to described IP/SSP;
After broadband device receives calling to color ring user, wide-band exchange unit in the described broadband device is according to user property elder generation switching called terminal, when terminal called begins ring, Tandem Gateway in described broadband device and SGW send message, indicate described Tandem Gateway and SGW to initiate one tunnel incoming call to described IP/SSP;
Step 2, described IP/SSP are according to the Ring Back Tone service logic on described incoming call triggering Ring Back Tone service Control Server and the broadband network service application service device SCP/APP;
Step 3, the caller of described Ring Back Tone service logical foundation and called number analysis color ring user attribute are according to predetermined policy indication IP/SSP coloring ring back tone playing sound;
Step 4, when called off-hook or call out when not being switched on, described Ring Back Tone service logic indicates described IP/SSP to stop the coloring ring back tone playing sound.
Above-mentioned method, its characteristics be, under described narrow-band devices received situation to the calling of color ring user, described step 3 specifically comprised the steps:
The color ring user attribute is analyzed in the caller of described Ring Back Tone service logical foundation, called number, judges whether to be alternative channel, is that then to indicate IP/SSP to continue earlier called, when described IP/SSP reports called terminal ringing, according to predetermined policy indication IP/SSP coloring ring back tone playing sound; Otherwise directly indicate described IP/SSP coloring ring back tone playing sound according to predetermined policy;
Under described narrow-band devices receives situation to the calling of color ring user, also comprise after the described step 4: step 5, if alternative channel and called off-hook are then connected caller, called speech channel, caller is called to begin conversation, otherwise by system's call release resource.
Above-mentioned method, its characteristics be, under described broadband device received situation to the calling of color ring user, described step 3 specifically comprised the steps:
Described ip intelligent peripherals and operation exchange point device by and described Tandem Gateway and SGW between signalling system No.7 and speech channel relaying transmit the CRBT sound to described Tandem Gateway and SGW, by described Tandem Gateway and SGW CRBT sound circuit signal is converted to data medium stream, finally the CRBT sound is played to caller via IP network or media gateway.
Under described broadband device receives situation to the calling of color ring user, also comprise after the described step 4:
Step e when called off-hook or calling fail to connect, indicates described Tandem Gateway and SGW to discharge the incoming call that sends to described IP/SSP by the SoftSwitch in the described broadband device, and described Ring Back Tone service logic indication IP network discharges resource.
Step f, caller when called off-hook, called begin the conversation, when calling fails to connect by system's call release resource.
In order better to realize purpose of the present invention, the present invention also provides a kind of color ring systems of wide and narrow strip network unification of the IP of use playback, its characteristics are, comprising: Ring Back Tone service Control Server and broadband network service application service device SCP/APP, ip intelligent peripherals and Service Switching Point Device IP/SSP, narrow-band devices and broadband device; After described narrow-band devices or broadband device receive calling to color ring user, initiate one tunnel incoming call to IP/SSP, described IP/SSP triggers Ring Back Tone service logic on the described SCP/APP according to described incoming call, caller of described Ring Back Tone service logical foundation and called number analysis color ring user attribute are indicated described IP/SSP coloring ring back tone playing sound according to predetermined policy;
Wherein, described broadband device comprises: SoftSwitch, Tandem Gateway and SGW and IP network; Described SoftSwitch connects described IP network and described Tandem Gateway and SGW, be used for after terminal called begins ring, by sending message to described Tandem Gateway and SGW indicating described Tandem Gateway and SGW, and the IP speech channel is routed to caller by described Tandem Gateway and SGW to described IP/SSP initiation incoming call; Described IP network is used for voice delivery to caller;
Described narrow-band devices comprises the called switch in arrowband, be connected to described IP/SSP by signalling system No.7 and speech channel relaying, be used for speech channel is routed to described IP/SSP, or be used for switching called terminal and behind dialed terminal bell, initiate one tunnel incoming call to described IP/SSP again.
Above-mentioned system, its characteristics are that described SCP/APP is the equipment of establishing that closes on the hardware.
Above-mentioned system, its characteristics are that closing the equipment of establishing on the described SCP/APP hardware is the Ring Back Tone service Control Server of supporting Session Initiation Protocol;
Above-mentioned system, its characteristics are that closing the equipment of establishing on the described SCP/APP hardware is the broadband network service application service device of supporting Intelligent Network Application Protocol.
Technique effect of the present invention is:
The present invention is by above-mentioned apparatus and method, can realize being that the wide and narrow strip network provides Ring Back Tone service simultaneously once the cover color ring systems.The present invention need not be original narrowband network and color ring systems do transformation, do not require broadband network modification existing protocol yet or increase New Deal, when providing media ring function to the wide and narrow strip user, neither need operator for the broadband network CRBT increases investment, also kept the consistency of Ring Back Tone service arrowband, broadband user.
Description of drawings
Fig. 1 is a grid schematic diagram of the present invention;
Fig. 2 is the bell sound speech channel schematic diagram of the present invention when providing CRBT to narrowband network;
Fig. 3 is the bell sound speech channel schematic diagram of the present invention when providing CRBT to broadband network;
Fig. 4 is the signaling process schematic diagram of a kind of situation of the present invention when providing CRBT to broadband network;
Fig. 5 is the signaling process schematic diagram of a kind of situation of the present invention when providing CRBT to broadband network.
Embodiment
Be described in further detail below in conjunction with the enforcement of accompanying drawing technical scheme:
Fig. 1 is to use the network diagram of color ring systems of the wide and narrow strip network unification of IP playback, apparatus of the present invention and connection have been pointed out, comprise: equipment of Service Control Point of intelligent network (SCP, or claim the Ring Back Tone service Control Server) or broadband network service application service device (Application Server refers to comprise the application server of Parlay Gateway function here), ip intelligent peripherals and Service Switching Point (IP/SSP) 102, SoftSwitch (SS) 104, Tandem Gateway and SGW (TG/SG) 103 and IP network 105, narrow band circuit switch 106, compositions such as narrowband network.
Among Fig. 1, SCP, APP close the equipment of establishing 101, be that SCP supports SIP (Session Initiation Protocol), or APP supports INAP (Intelligent NetworkApplication Part), below all be called SCP/APP, be used to transmit being connected between SCP/APP and the IP/SSP such as Ring Back Tone service trigger message, indication coloring ring back tone playing message breath etc., agreement between the two is INAP.Be connected to signalling system No.7 and speech channel relaying between the called switch in arrowband (or dialed field switch) 106 and the IP/SSP, being connected between TG/SG and the IP/SSP also is signalling system No.7 and speech channel relaying, and an important function of the speech channel relaying is here carried the CRBT sound exactly.TG/SG is connected to broadband IP network, can be speech channel relay voice conversion of signals broadband Media Stream voice signal and send in the IP network, by IP network or other media gateway voice delivery to caller, G.711 or the like agreement between the two can be RTP and media stream message agreement as.TG/SG also is connected with called SS (or dialed field SS) 104, is used for mutual signalling system No.7 message on IP network, and agreement between the two is SIGTRAN.
Among the present invention, on equipment of Service Control Point, loaded an intelligent network business software, analyzed color ring user attribute, controls playing CRBT sound by this business software.
Among the present invention, the called switch in arrowband (or dialed field switch) has following function: when the calling to color ring user arrives, can be routed to IP/SSP to speech channel, or switching called terminal is also initiated one tunnel calling to IP/SSP again behind dialed terminal bell.
Among the present invention, the called switch in arrowband (or dialed field switch) has following function: when the calling to color ring user arrives, can be routed to IP/SSP to speech channel, or switching called terminal is also initiated one tunnel calling to IP/SSP again behind dialed terminal bell.
Among the present invention, called SS (or dialed field SS) has following function: when the message related to calls to color ring user arrives, if terminal called begins ring, can make a call to IP/SSP with indication TG/SG by send message to TG/SG, and IP speech channel (passing through TG/SG) is routed to caller.
Among the present invention, the color ring systems of being made up of SCP/APP, IP/SSP can provide the method for Ring Back Tone service as follows to narrowband network simultaneously for narrowband network, broadband network provide Ring Back Tone service:
1), when the calling to color ring user arrived, the narrow band switching machine was routed to IP/SSP (alternative channel) to speech channel according to user property, and perhaps first switching called terminal when terminal called begins ring, is initiated one the tunnel to IP/SSP and called out.
2), IP/SSP is according to the Ring Back Tone service logic on the incoming call triggering SCP/APP.
3), the caller of Ring Back Tone service logical foundation, called number are analyzed the color ring user attribute, if during alternative channel, indication IP/SSP continues called earlier, when IP/SSP reports called terminal ringing, according to predetermined policy indication IP/SSP coloring ring back tone playing sound, if not the situation of alternative channel, then directly according to predetermined policy indication IP/SSP coloring ring back tone playing sound.
4), when called off-hook or call out when not being switched on, the message that Ring Back Tone service logical foundation IP/SSP reports, by whether alternative channel is handled respectively: during alternative channel, service logic indication IP/SSP stops the coloring ring back tone playing sound, and connects caller, called speech channel or call release, during non-speech channel alternate, to send the call release signal by the narrow band switching machine, service logic indication IP/SSP discharges resource.
Above 4) afterwards, caller is called to begin conversation, or by system's call release resource.
Provide the method for Ring Back Tone service as follows to broadband network:
1), when the calling to color ring user arrived, wide-band exchange unit when terminal called begins ring, sent message to TG/SG according to user property elder generation switching called terminal, and indication TG/SG initiates one the tunnel to IP/SSP and calls out.
2), IP/SSP is according to the Ring Back Tone service logic on the incoming call triggering SCP/APP.
3), the caller of Ring Back Tone service logical foundation, called number are analyzed the color ring user attribute, according to predetermined policy indication IP/SSP coloring ring back tone playing sound.
4), IP/SSP by and TG/SG between signalling system No.7 and speech channel relaying transmit the CRBT sound to TG, be that data medium flows by TG/SG conversion CRBT sound circuit signal, finally the CRBT sound is played to caller via IP network or other media gateway.
5), when called off-hook or calling fail to connect, be discharged into the calling of IP/SSP by SS indication TG/SG, the IP of Ring Back Tone service indication at this moment discharges resource.
Above 5) afterwards, caller is called to begin conversation, or by system's call release resource.
Introduce the relevant flow process of wide and narrow strip CRBT of the present invention below respectively in detail.
As Fig. 2, be that the CRBT sound path schematic diagram of color ring systems when being narrowband network coloring ring back tone playing sound: IP102 plays storage CRBT sound thereon according to the indication of service logic on the SCP 101, the CRBT sound is transmitted through IP102 → called switch (dialed field switch) 106 → caller 107 such paths, if caller 107 also is a narrow-band user, this path all is the signalling system No.7 and the circuit speech channel of narrowband network.
As Fig. 3, be that the CRBT sound path schematic diagram of color ring systems when being broadband network coloring ring back tone playing sound: IP plays storage CRBT sound thereon according to the indication that SCP goes up service logic, the CRBT sound is transmitted through IP 102 → TG+SG 103 → IP network 105 (centre has media gateway device) → callers 108 such paths, this wherein, IP is between the TG+SG being signalling system No.7 and circuit speech channel, and TG+SG is to then being the IP Media Stream between the IP network.
As Fig. 4, signaling process when below being illustrated as broadband network Ring Back Tone service being provided:
1. the calling to the broadband called subscriber arrives broadband network, and SS receives SIP signaling INVITE (making a call) message.
2.SS send INVITE to called (or called gateway device).
3.SS receive the SIP signaling ALERTING message 180 that called (or called gateway device) returns.
4.SS analysis called party data: the called Ring Back Tone service of having opened, so use SIGTRAN to send IAM (initial address message) message to SG in IP network.
5.SG send IAM message to IP/SSP by No.7 nation-wide Network.
6.IP/SSP trigger the intelligent network Ring Back Tone service, send IDP message to SCP.
7.SCP carry out the Ring Back Tone service logic, send ETC message to SSP, indication connects the sound resource.
8.SCP send VPA message to IP/SSP, indication IP coloring ring back tone playing sound.
9.SSP send ACM message (Address Complete Message) to SG by No.7 nation-wide Network.
Send message ACM to SS 10.SG use SIGTRAN to transmit by IP network.
11.IP the CRBT sound is broadcast in indication according to SCP, the CRBT sound is sent to TG through the narrowband telephone network.
12.TG conversion narrowband polyphonic ringtone sound circuit signal is a media stream packets, sends to caller network (media gateway may be passed through in the centre) by IP network, the CRBT sound is heard in caller.
13. called off-hook is replied, SS receives SIP signaling message 200.
14.SS send RELEASE (release) message to SG, finish calling to color ring systems.
15.SG send RELEASE message to SSP.
16.SSP send RC message to SCP.
17.SCP last service logic sends DFC message to SSP, indication SSP unlocking noise resource.
18.SSP the unlocking noise resource is returned RLC message to SG.
Send RLC message to SS 19.SG transmit, broadband network is to the end of calling of color ring systems.
20. the Ring Back Tone service of this calling finishes, SS resends INVITE to caller, consults Media Stream with called SDP and caller.
21. 200 message are returned in caller.
22.SS the caller of control-called Media Stream is set up, the calling and called conversation.
As Fig. 5, below be illustrated as a kind of narrowband network-signaling process when the GSM network provides Ring Back Tone service:
1. call out called IAM message and arrive GSM network home ground MSC.
2. ownership place MSC sends MAP message SRI to HLR, inquiry called subscriber attribute data.
3.HLR return SRI ACK (giving a response replying), return messages have comprised the user and whether have opened data such as Ring Back Tone service, current roaming number.
4. ownership place MSC sends the visit ground MSC of IAM message to called subscriber's current roaming number place.
5. visit ground MSC calling called subscriber returns ACM message to ownership place MSC.
6. ownership place MSC returns ACM message to Calling Side.
7. ownership place MSC analyze to find calledly when idle, checks called subscriber's attribute, finds the called Ring Back Tone service of having opened, and to color ring systems (IP/SSP) transmission IAM message, is initiated to the calling of color ring systems.
8. color ring systems is received IAM message, triggers the Ring Back Tone service logic, returns ACM message, ANM (response message) to ownership place MSC, and the coloring ring back tone playing sound.
9. ownership place MSC receives ACM message, ANM, connects the speech channel between caller and the color ring systems, and the CRBT sound is heard in caller.
10. called off-hook is replied, and visit ground MSC returns ANM to ownership place MSC.
11. ownership place MSC transmits the ANM that visit ground MSC returns to caller, and sends REL message to color ring systems, finishes the calling to color ring systems.
12. color ring systems returns RLC message, ownership place MSC disconnects the speech channel between caller and the color ring systems, connects caller, the speech channel between called, the calling and called conversation.
In sum, by the present invention above-mentioned device and operational approach, can realize being that the wide and narrow strip network provides Ring Back Tone service simultaneously once the cover color ring systems.The present invention need not be original narrowband network and color ring systems do transformation, do not require broadband network modification existing protocol yet or increase New Deal, when providing media ring function to the wide and narrow strip user, neither need operator for the broadband network CRBT increases investment, also kept the consistency of Ring Back Tone service arrowband, broadband user.
The foregoing description, the narrowband network situation is applicable to PHS (Personal Handyphone System), GSM (global system for mobile communications), CDMA (code division multiple access), PSTN (public telephone network) network and other all circuit-switched networks, and broadband network is suitable for IP network such as NGN (Next Generation Networking) switch network, IMS (IP Multimedia System) network etc.
The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Every according to equivalence variation and modification that the present invention did, all contained by claim of the present invention.
Claims (7)
1, a kind of CRBT implementation method of using the wide and narrow strip network unification of IP playback is characterized in that, comprising:
Step 1, narrow-band devices or broadband device are initiated one tunnel incoming call to ip intelligent peripherals and Service Switching Point Device IP/SSP after receiving calling to color ring user, are specially following steps:
After narrow-band devices receives calling to color ring user, the called switch in arrowband in the described narrow-band devices is routed to described IP/SSP to speech channel according to user property, perhaps continue earlier as the described color ring user of terminal called, when described terminal called begins ring, initiate one tunnel incoming call to described IP/SSP;
After broadband device receives calling to color ring user, wide-band exchange unit in the described broadband device is according to user property elder generation switching called terminal, when terminal called begins ring, Tandem Gateway in described broadband device and SGW send message, indicate described Tandem Gateway and SGW to initiate one tunnel incoming call to described IP/SSP;
Step 2, described IP/SSP are according to the Ring Back Tone service logic on described incoming call triggering Ring Back Tone service Control Server and the broadband network service application service device SCP/APP;
Step 3, the caller of described Ring Back Tone service logical foundation and called number analysis color ring user attribute are indicated described IP/SSP coloring ring back tone playing sound according to predetermined policy, and the CRBT sound is delivered to caller; Step 4, when called off-hook or call out when not being switched on, described Ring Back Tone service logic indicates described IP/SSP to stop the coloring ring back tone playing sound;
Wherein, under described broadband device received situation to the calling of color ring user, described step 3 specifically comprised the steps:
Described IP/SSP by and described Tandem Gateway and SGW between signalling system No.7 and speech channel relaying transmit the CRBT sound to described Tandem Gateway and SGW, by described Tandem Gateway and SGW CRBT sound circuit signal is converted to data medium stream, finally the CRBT sound is played to caller via IP network or media gateway; Under described narrow-band devices received situation to the calling of color ring user, described step 3 specifically comprised the steps:
The caller of described Ring Back Tone service logical foundation, called number are analyzed the color ring user attribute, judge whether to be alternative channel, be that then to indicate described IP/SSP to continue earlier called, when described IP/SSP reports called terminal ringing, indicate described IP/SSP coloring ring back tone playing sound according to predetermined policy; Otherwise directly indicate described IP/SSP coloring ring back tone playing sound according to predetermined policy.
2, method according to claim 1 is characterized in that, also comprises after the described step 4:
Step 5, if alternative channel and called off-hook are then connected caller, called speech channel, caller is called to begin conversation, otherwise by system's call release resource.
3, method according to claim 1 is characterized in that, also comprises after the described step 4:
Step e when called off-hook or calling fail to connect, indicates described Tandem Gateway and SGW to discharge the incoming call that sends to described IP/SSP by the SoftSwitch in the described broadband device, and described Ring Back Tone service logic indication IP network discharges resource.
Step f, caller when called off-hook, called begin the conversation, when calling fails to connect by system's call release resource.
4, a kind of color ring systems that uses the wide and narrow strip network unification of IP playback, it is characterized in that, comprising: Ring Back Tone service Control Server and broadband network service application service device SCP/APP, ip intelligent peripherals and Service Switching Point Device IP/SSP, narrow-band devices and broadband device;
After described narrow-band devices or broadband device receive calling to color ring user, initiate one tunnel incoming call to IP/SSP, described IP/SSP triggers Ring Back Tone service logic on the described SCP/APP according to described incoming call, caller of described Ring Back Tone service logical foundation and called number analysis color ring user attribute are indicated described IP/SSP coloring ring back tone playing sound according to predetermined policy;
Wherein, described broadband device comprises: SoftSwitch, Tandem Gateway and SGW and IP network;
Described Tandem Gateway and SGW be by signalling system No.7 and the continuous described IP/SSP of speech channel relaying;
Described SoftSwitch connects described IP network and described Tandem Gateway and SGW, be used for after terminal called begins ring, by sending message to described Tandem Gateway and SGW indicating described Tandem Gateway and SGW, and the IP speech channel is routed to caller by described Tandem Gateway and SGW to described IP/SSP initiation incoming call;
Described IP network is used for voice delivery to caller;
Described narrow-band devices comprises the called switch in arrowband, be connected to described IP/SSP by signalling system No.7 and speech channel relaying, be used for speech channel is routed to described IP/SSP, or be used for switching called terminal and behind dialed terminal bell, initiate one tunnel incoming call to described IP/SSP again.
5, system according to claim 4 is characterized in that, described Ring Back Tone service Control Server and broadband network service application service device SCP/APP are the equipment of establishing that closes on the hardware.
6, system according to claim 5 is characterized in that, closing the equipment of establishing on the described SCP/APP hardware is the Ring Back Tone service Control Server of supporting Session Initiation Protocol;
7, system according to claim 5 is characterized in that, closing the equipment of establishing on the described SCP/APP hardware is the broadband network service application service device of supporting Intelligent Network Application Protocol.
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| CNB2005101262445A CN100550941C (en) | 2005-11-30 | 2005-11-30 | Use the CRBT implementation method and the system of the wide and narrow strip network unification of IP playback |
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| CNB2005101262445A CN100550941C (en) | 2005-11-30 | 2005-11-30 | Use the CRBT implementation method and the system of the wide and narrow strip network unification of IP playback |
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| CN102752723B (en) * | 2011-04-19 | 2015-06-24 | 中兴通讯股份有限公司 | Method and system for carrying out playback of narrowband service by utilizing wideband |
| CN110971573B (en) * | 2018-09-29 | 2022-05-13 | 中兴通讯股份有限公司 | Method, device, system and storage medium for playing and IP (Internet protocol) of narrow-band service |
| CN112187723B (en) * | 2020-09-03 | 2023-04-07 | 上海欣方智能系统有限公司 | Fusion playback method based on SIGTRANS signaling and SIP signaling |
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