CN1870696A - Method for implementing dailed terminal call waiting - Google Patents

Method for implementing dailed terminal call waiting Download PDF

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Publication number
CN1870696A
CN1870696A CNA2005101318436A CN200510131843A CN1870696A CN 1870696 A CN1870696 A CN 1870696A CN A2005101318436 A CNA2005101318436 A CN A2005101318436A CN 200510131843 A CN200510131843 A CN 200510131843A CN 1870696 A CN1870696 A CN 1870696A
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called
terminal
vlr
msc
ownership
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CN1870696B (en
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朱国军
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN200510131843A priority Critical patent/CN1870696B/en
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Priority to PCT/CN2006/003394 priority patent/WO2007068205A1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/428—Arrangements for placing incoming calls on hold
    • H04M3/4288—Notifying a called subscriber of an incoming call during an ongoing call, e.g. Call Waiting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2207/00—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place
    • H04M2207/18—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place wireless networks

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

This invention discloses a method for call waiting of called terminals, in which, a calling terminal signs on a HLR and activates a forced call waiting service, the method includes the following steps: A, the called attribute MSC/VLR receives a route request carrying with the started waiting ID of a forced called terminal sent by a called attribute HLR to judge if the called terminal is talking to other terminals, if so, it distributes panning number for the called terminal based on the ID and feeds back the panning number to the calling attribute MSC/VLR, B, the calling attribute MSC/VLR sets up connection with the called attribute MSC/VLR and starts up call to the called attribute MSC/VLR, which receives the call and transmits call waiting information to the called terminal.

Description

A kind of method that realizes dailed terminal call waiting
Technical field
The present invention relates to the call waiting field in the communication technology, particularly a kind of method that realizes dailed terminal call waiting.
Background technology
The existing communication technology provides a kind of call waiting for numerous terminal uses.The terminal use signatory and activated call waiting after, communication system allow this terminal use with the other-end conversation in accept the calling that the another one terminal use initiates.
The terminal use is at the signatory call waiting of ownership HLR.After the terminal use has contracted call waiting,, then can activate signatory call waiting by sending the characteristic manipulation sign indicating number that activates call waiting to ownership HLR if the terminal use does not also have to activate signatory call waiting.After ownership HLR receives the characteristic manipulation sign indicating number that activates call waiting, the enable Call Waiting corresponding with the terminal use is set to identify, and corresponding with the terminal use Call Waiting sign of enabling that will be provided with is handed down to terminal use's ownership MSC/VLR by location registers flow process, qualification indication flow process or qualification request flow process, and terminal use's ownership MSC/VLR will receive corresponding with the terminal use enable Call Waiting and identify and be saved in the self database.
If the terminal use has activated signatory call waiting, then can come the signatory call waiting of deexcitation by the characteristic manipulation sign indicating number that sends the deexcitation call waiting to ownership HLR.After ownership HLR receives the characteristic manipulation sign indicating number of deexcitation call waiting, the enable Call Waiting corresponding with the terminal use that cancellation is provided with identifies, and will cancel enable the ownership MSC/VLR that Call Waiting identification information be handed down to terminal use corresponding with the terminal use.After terminal use's ownership MSC/VLR received that cancellation is corresponding with the terminal use and enables the Call Waiting identification information, the enable Call Waiting corresponding with the terminal use of preserving in the deletion its data storehouse identified.
As shown in Figure 1, Fig. 1 is the signaling process figure that realizes dailed terminal call waiting in the prior art.Terminal use a is a calling terminal, terminal use b is a terminal called, terminal use b contracts and has activated call waiting, preserve the enable Call Waiting corresponding in the database of the ownership MSC/VLR of terminal use b and identify, and terminal use b converses with terminal use c with terminal use b.This method may further comprise the steps:
Step 101: terminal use a initiates originating call to caller home MSC/VLR Visitor Location Register (MSC/VLR), and the calling with terminal use b is set up in request.
Step 102: caller ownership MSC/VLR receives the originating call of terminal use a, according to the directory number of the terminal use b that carries in the originating call, sends position requests (LOCREQ) message, the positional information of inquiry terminal user b to called ownership HLR.
Step 103: after called ownership HLR receives LOCREQ message, send route requests (ROUTREQ) message, ask called ownership MSC/VLR to distribute a roaming number (TLDN) for terminal use b to called ownership MSC/VLR.
Step 104: after called ownership MSC/VLR receives ROUTREQ message, find that terminal use b converses with terminal use c, Call Waiting sign triggering terminal user b contracts and the call waiting of activation according to enable corresponding with terminal use b of preserving in its data storehouse, be that terminal use b distributes a TLDN, and the TLDN that distributes is carried in route requests response (routreq) message returns to called ownership HLR.
Step 105: after called ownership HLR receives routreq message, from routreq message, obtain the TLDN of distribution, and the TLDN that obtains is carried at returns to caller ownership MSC/VLR in position request response (locreq) message.
Step 106: after caller ownership MSC/VLR receives locreq message, according to the TLDN that wherein carries set up self with called ownership MSC/VLR between be connected, and make a call to called ownership MSC/VLR by the connection of foundation.
Step 107: after called ownership MSC/VLR receives the calling of caller ownership MSC/VLR initiation, send Call Waiting information to terminal use b, terminal use b receives Call Waiting information, can select to converse with terminal use a, conversation with terminal use c simultaneously enters hold mode, and then has realized dailed terminal call waiting.
As can be seen, the realization of dailed terminal call waiting needs the signatory and activation call waiting of terminal called in the prior art from the flow process of above-mentioned realization dailed terminal call waiting.If the not signatory call waiting of terminal called, perhaps terminal called is signatory does not but activate call waiting, and dailed terminal call waiting all can not be realized.At this moment, no matter how calling terminal needs to converse with terminal called, and terminal called all can can't accepted the calling of calling terminal because of self with the other-end conversation.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method that realizes dailed terminal call waiting, make not having the signatory or signatory terminal called that does not but activate call waiting can with other terminal call in accept the calling of calling terminal.
For achieving the above object, the invention provides a kind of method that realizes dailed terminal call waiting, calling terminal is signatory and activation forced call latency services on HLR, and this method is further comprising the steps of:
A, called ownership MSC/VLR receive that called ownership HLR sends carry force terminal called to enable the route requests of Call Waiting sign after, judge whether terminal called is conversed with other-end, if, then enable Call Waiting and be designated terminal called distribution roaming number, and the roaming number that distributes is returned to caller ownership MSC/VLR according to the pressure terminal called that receives;
B, caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, and make a call to called ownership MSC/VLR by the connection of setting up, called ownership MSC/VLR receives after the calling that caller ownership MSC/VLR initiates to terminal called transmission Call Waiting information.
In the such scheme, it is permanent activation forced call latency services that described calling terminal activates the forced call latency services, described calling terminal activates the forced call latency services and comprises: calling terminal sends the characteristic manipulation sign indicating number that activates the forced call latency services by caller ownership MSC/VLR to caller ownership HLR, after caller ownership HLR receives the characteristic manipulation sign indicating number that activates the forced call latency services, the pressure terminal called corresponding with calling terminal is set enables the Call Waiting sign.
In the such scheme, described caller ownership HLR is provided with and further comprises after the pressure terminal called corresponding with calling terminal enabled the Call Waiting sign: caller ownership HLR will be provided with enables the Call Waiting sign with the corresponding pressure terminal called of calling terminal and is handed down to caller ownership MSC/VLR, and the pressure terminal called corresponding with calling terminal that caller ownership MSC/VLR will receive enabled Call Waiting and identified and be saved in the self database.
In the such scheme, the described pressure terminal called corresponding with calling terminal enabled the Call Waiting sign parameter by increasing in the qualification request response of the qualification Indication message of the registration request response of position registering flow path or qualification indication flow process or qualification request flow process, be handed down to caller ownership MSC/VLR by caller ownership HLR.
In the such scheme, further comprise before the described steps A: caller ownership MSC/VLR receives the originating call of calling terminal, enable the called terminal number book number that carries in Call Waiting sign and the originating call according to the pressure terminal called of preserving in its data storehouse corresponding, send to carry to called ownership HLR and force terminal called to enable the position requests of Call Waiting sign with calling terminal; After called ownership HLR receives position requests, carry the route requests that the pressure terminal called is enabled the Call Waiting sign to called ownership MSC/VLR transmission, and execution in step A.
In the such scheme, it is the interim forced call latency services that activates that described calling terminal activates the forced call latency services, described calling terminal activates the forced call latency services and comprises: calling terminal is initiated originating call, and MSC/VLR sends the originating call request that carries interim activation forced call latency services characteristic manipulation sign indicating number and called terminal number book number to the caller ownership; After caller ownership MSC/VLR receives the originating call request, send the FEATURE service request message that carries interim activation forced call latency services characteristic manipulation sign indicating number and called terminal number book number to caller ownership HLR according to the interim activation forced call latency services characteristic manipulation sign indicating number that wherein carries; After caller ownership HLR receives the FEATURE service request message, according to the interim activation forced call latency services characteristic manipulation sign indicating number that wherein carries the pressure terminal called is set and enables the Call Waiting sign.
In the such scheme, further comprise before the described steps A: the pressure terminal called that caller ownership HLR will be provided with is enabled Call Waiting sign and called terminal number book number and is carried at and returns to caller in the FEATURE service request response and belong to MSC/VLR; Caller ownership MSC/VLR receives the FEATURE service request response, sends to carry to called ownership HLR according to the called terminal number book number that wherein carries and forces terminal called to enable the position requests of Call Waiting sign; After called ownership HLR receives position requests, carry the route requests that the pressure terminal called is enabled the Call Waiting sign to called ownership MSC/VLR transmission, and execution in step A.
In the such scheme, called ownership MSC/VLR described in the steps A returns to caller ownership MSC/VLR with the roaming number that distributes and comprises: called ownership MSC/VLR is carried at the roaming number that distributes in the route requests response and returns to called ownership HLR, after called ownership HLR receives the route requests response, from route requests response, obtain roaming number, and the roaming number that obtains is carried at returns to caller ownership MSC/VLR in the position request response.
In the such scheme, called ownership MSC/VLR described in the steps A judges that terminal called is in idle condition, this method further comprises: called ownership MSC/VLR is that directly terminal called distributes roaming number, and the roaming number that distributes is carried in the route requests response returns to called ownership HLR; After called ownership HLR receives route requests response, from the route requests response, obtain roaming number, and the roaming number that obtains is carried at returns to caller ownership MSC/VLR in the position request response; Caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, calling between calling terminal and the terminal called continues.
From such scheme as can be seen, the present invention is by calling terminal signatory and activation forced call latency services on HLR, called ownership MSC/VLR is after carrying of receiving that called ownership HLR sends forces terminal called to enable the route requests of Call Waiting sign, judge whether terminal called is conversed with other-end, if, then enable Call Waiting and be designated terminal called distribution roaming number, and the roaming number that distributes is returned to caller ownership MSC/VLR according to the pressure terminal called that receives; Caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, and make a call to called ownership MSC/VLR by the connection of setting up, called ownership MSC/VLR sends Call Waiting information to terminal called after receiving the calling that caller ownership MSC/VLR initiates, make not have signatory or contract but do not activate call waiting terminal called also can with other terminal call in accept the calling of calling terminal.
Utilize the present invention, what forced call latency services signatory and that activate was realized on HLR because dailed terminal call waiting is based on calling terminal, whether signatory or to activate call waiting irrelevant with terminal called.Calling terminal signatory and activated the forced call latency services after, not have signatory or contract the terminal called that but do not activate call waiting with other terminal call in, also can receive calling from calling terminal.Therefore, the present invention is very beneficial for calling terminal in case of emergency can in time notify terminal called with relevant information, has improved terminal use's satisfaction greatly, has also improved the competitiveness of system simultaneously greatly.
What forced call latency services signatory and that activate was realized on HLR because dailed terminal call waiting is based on calling terminal, whether signatory or to activate call waiting irrelevant with terminal called, be very beneficial for calling terminal and in case of emergency in time notify terminal called, therefore realize that the forced call latency services of dailed terminal call waiting will have wide market application prospect relevant information.Operator can reasonably collect certain service fee when the terminal use contracts the forced call latency services, will provide a new profit growth point for operator like this.
Description of drawings
Fig. 1 is the signaling process figure that realizes dailed terminal call waiting in the prior art;
Fig. 2 realizes the realization flow figure of dailed terminal call waiting overall technological scheme for the present invention;
Fig. 3 enables the signaling process figure that the Call Waiting sign is handed down to caller ownership MSC/VLR for the pressure terminal called that caller ownership HLR will be provided with by Registration Notification flow process;
Fig. 4 enables the signaling process figure that the Call Waiting sign is handed down to caller ownership MSC/VLR for the pressure terminal called that caller ownership HLR will be provided with by Qualification Directive flow process;
Fig. 5 enables the signaling process figure that the Call Waiting sign is handed down to caller ownership MSC/VLR for the pressure terminal called that caller ownership HLR will be provided with by Qualification Request flow process;
Fig. 6 is the signaling process figure that realizes dailed terminal call waiting in the first embodiment of the invention;
Fig. 7 is the signaling process figure that realizes dailed terminal call waiting in the second embodiment of the invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in more detail below in conjunction with embodiment.
Core content of the present invention is: by calling terminal signatory and activation forced call latency services on HLR, called ownership MSC/VLR is after carrying of receiving that called ownership HLR sends forces terminal called to enable the route requests of Call Waiting sign, judge whether terminal called is conversed with other-end, if, then enable Call Waiting and be designated terminal called distribution roaming number, and the roaming number that distributes is returned to caller ownership MSC/VLR according to the pressure terminal called that receives; Caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, and make a call to called ownership MSC/VLR by the connection of setting up, called ownership MSC/VLR sends Call Waiting information to terminal called after receiving the calling that caller ownership MSC/VLR initiates, make not have signatory or contract but do not activate call waiting terminal called also can with other terminal call in accept the calling of calling terminal.
As shown in Figure 2, Fig. 2 realizes the realization flow figure of dailed terminal call waiting overall technological scheme for the present invention, the prerequisite that this method realizes is: calling terminal is signatory and activation forced call latency services on ownership HLR, and the specific implementation process of this method may further comprise the steps:
Step 201: called ownership MSC/VLR receives that called ownership HLR sends carry force terminal called to enable the route requests of Call Waiting sign after, judge whether terminal called is conversed with other-end, if then execution in step 202; Otherwise, execution in step 203;
Step 202: called ownership MSC/VLR enables Call Waiting according to the pressure terminal called that receives and is designated terminal called distribution roaming number, and the roaming number that distributes returned to caller ownership MSC/VLR, caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, and make a call to called ownership MSC/VLR by the connection of setting up, called ownership MSC/VLR sends Call Waiting information to terminal called after receiving the calling that caller ownership MSC/VLR initiates, and process ends;
Step 203: called ownership MSC/VLR directly distributes roaming number for terminal called, and the roaming number that distributes returned to caller ownership MSC/VLR, caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, calling between calling terminal and the terminal called continues.
When above-mentioned calling terminal activated the forced call latency services, calling terminal can permanent activation forced call latency services, also can activate the forced call latency services temporarily.
Calling terminal permanent activation forced call latency services is to send the characteristic manipulation sign indicating number that activates the forced call latency services by calling terminal to caller ownership HLR to realize.Behind the permanent activation forced call latency services, each calling terminal is called out terminal called, and caller ownership MSC/VLR will send to carry and force terminal called to enable the information of Call Waiting sign to called ownership MSC/VLR.It is calling terminal when initiating originating call that calling terminal activates the forced call latency services temporarily, by send the originating call request realization that carries interim activation forced call latency services characteristic manipulation sign indicating number and called terminal number book number to caller ownership HLR.Behind the interim activation forced call latency services, only when this calling terminal was called out terminal called, caller ownership MSC/VLR sent the information that the pressure terminal called is enabled the Call Waiting sign that carries to called ownership MSC/VLR.
When calling terminal permanent activation forced call latency services, calling terminal sends the characteristic manipulation sign indicating number that activates the forced call latency services by caller ownership MSC/VLR to caller ownership HLR, after caller ownership HLR receives the characteristic manipulation sign indicating number that activates the forced call latency services, the pressure terminal called corresponding with calling terminal is set enables the Call Waiting sign, the permanent activation calling terminal is at self signatory forced call latency services.
Behind the forced call latency services that the calling terminal permanent activation is contracted, the pressure terminal called corresponding with calling terminal that caller ownership HLR will be provided with enabled the Call Waiting sign and is handed down to caller ownership MSC/VLR, and the pressure terminal called corresponding with calling terminal that caller ownership MSC/VLR will receive enabled the Call Waiting sign and be saved in the self database.
Caller ownership HLR can pass through three kinds of flow processs such as location registers (Registration Notification) flow process or qualification indication (Qualification Directive) flow process or qualification request (Qualification Request) flow process at least, the pressure terminal called corresponding with calling terminal that is provided with is enabled the Call Waiting sign be handed down to caller ownership MSC/VLR.
The pressure terminal called corresponding with calling terminal that will be provided with by Registration Notification flow process at caller ownership HLR enabled the Call Waiting sign when being handed down to caller and belonging to MSC/VLR, need configuration be used to carry enhancing call features indication (CFIe) parameter that the pressure terminal called corresponding with calling terminal enabled the Call Waiting sign in registration request response (regnot) message of Registration Notification flow process, this parameter generally be configured among the parameter Profile of regnot message.
As shown in Figure 3, Fig. 3 enables the signaling process figure that the Call Waiting sign is handed down to caller ownership MSC/VLR for the pressure terminal called that caller ownership HLR will be provided with by Registration Notification flow process, may further comprise the steps:
Step 301: caller ownership MSC/VLR initiates Registration Notuification operation, sends registration request (REGNOT) message to caller ownership HLR;
Step 302: after caller ownership HLR receives REGNOT message, the pressure terminal called corresponding with calling terminal that is provided with enabled among the parameters C FIe that the Call Waiting sign is carried at regnot message be handed down to caller ownership MSC/VLR.
The pressure terminal called corresponding with calling terminal that will be provided with by Qualification Directive flow process at caller ownership HLR enabled the Call Waiting sign when being handed down to caller and belonging to MSC/VLR, need configuration be used to carry the parameters C FIe that the pressure terminal called corresponding with calling terminal enabled the Call Waiting sign in qualification indication (QUALDIR) message of Qualification Directive flow process, this parameter generally be configured among the parameter Profile of QUALDIR message.
As shown in Figure 4, Fig. 4 enables the signaling process figure that the Call Waiting sign is handed down to caller ownership MSC/VLR for the pressure terminal called that caller ownership HLR will be provided with by Qualification Directive flow process, may further comprise the steps:
Step 401: caller ownership HLR initiates qualification indication operation, the pressure terminal called corresponding with calling terminal that is provided with is enabled the Call Waiting sign be carried at and be handed down to caller ownership MSC/VLR in the QUALDIR message;
Step 402: after caller ownership HLR receives QUALDIR message, return qualification indication response (qualdir) message to caller ownership HLR.
The pressure terminal called corresponding with calling terminal that will be provided with by Qualification Request flow process at caller ownership HLR enabled the Call Waiting sign when being handed down to caller and belonging to MSC/VLR, need configuration be used to carry the parameters C FIe that the pressure terminal called corresponding with calling terminal enabled the Call Waiting sign in qualification request response (qualreq) message of Qualification Request flow process, this parameter generally be configured among the parameter Profile of qualreq message.
As shown in Figure 5, Fig. 5 enables the signaling process figure that the Call Waiting sign is handed down to caller ownership MSC/VLR for the pressure terminal called that caller ownership HLR will be provided with by Qualification Request flow process, may further comprise the steps:
Step 501: caller ownership MSC/VLR initiates Qualification Request operation, and HLR sends qualification request (QUALREQ) message to the caller ownership;
Step 502: after caller ownership HLR receives QUALREQ message, the pressure terminal called corresponding with calling terminal that is provided with enabled among the parameters C FIe that the Call Waiting sign is carried at qualreq message be handed down to caller ownership MSC/VLR.
When calling terminal activates the forced call latency services temporarily, calling terminal will activate forced call latency services characteristic manipulation sign indicating number and called terminal number book number temporarily and be carried at and send to caller ownership MSC/VLR in the originating call request.After caller ownership MSC/VLR receives the originating call request, according to the interim activation forced call latency services characteristic manipulation sign indicating number that wherein carries, HLR sends FEATURE service request (FEATREQ) message that carries interim activation forced call latency services characteristic manipulation sign indicating number and called terminal number book number at least to the caller ownership.After caller ownership HLR receives FEATREQ message, according to the interim activation forced call latency services characteristic manipulation sign indicating number that wherein carries the pressure terminal called is set and enables the Call Waiting sign, the interim calling terminal that activates is at self signatory forced call latency services, and the pressure terminal called that will be provided with is then enabled Call Waiting sign and called terminal number book number and is carried at the FEATURE service request and responds and return to caller in (featreq) message and belong to MSC/VLR.
If calling terminal is the signatory forced call latency services of permanent activation, calling terminal can be realized the forced call latency services that deexcitation is signatory by the characteristic manipulation sign indicating number that sends deexcitation forced call latency services to caller ownership HLR.After caller ownership HLR receives the characteristic manipulation sign indicating number of deexcitation forced call latency services, the pressure terminal called corresponding with calling terminal that cancellation is provided with enabled the Call Waiting sign, and will cancel the pressure terminal called corresponding with calling terminal and enable the Call Waiting identification information and be handed down to caller and belong to MSC/VLR.Caller ownership MSC/VLR receives after the cancellation pressure terminal called corresponding with calling terminal enable the Call Waiting identification information, and the pressure terminal called of preserving in the deletion its data storehouse corresponding with calling terminal enabled Call Waiting and identified.
In addition, if calling terminal is the signatory forced call latency services of permanent activation, calling terminal can also send interim deexcitation forced call latency services characteristic manipulation sign indicating number and called terminal number book number to caller ownership MSC/VLR by the originating call request, the signatory forced call latency services of interim deexcitation.After caller ownership MSC/VLR receives the originating call request, send the FEATREQ message that carries interim deexcitation forced call latency services characteristic manipulation sign indicating number and called terminal number book number at least to caller ownership HLR according to the interim deexcitation forced call latency services characteristic manipulation sign indicating number that wherein carries.After caller ownership HLR receives FEATREQ message, the pressure terminal called that cancellation is provided with is enabled the Call Waiting sign, and will cancel and force terminal called to enable Call Waiting identification information and called terminal number book number to be carried at and to return to caller in the featreq message and belong to MSC/VLR.Caller ownership MSC/VLR receives after cancellation forces terminal called to enable the Call Waiting identification information, do not delete the pressure terminal called of preserving in its data storehouse corresponding and enable the Call Waiting sign, only in the position requests that called ownership HLR sends, no longer carry and force terminal called to enable the Call Waiting sign at this with calling terminal.
For the method for this realization dailed terminal call waiting provided by the invention can more clearly be described,, technical scheme provided by the invention is elaborated below in conjunction with specific embodiment and with reference to accompanying drawing.
As shown in Figure 6, Fig. 6 is the signaling process figure that realizes dailed terminal call waiting in the first embodiment of the invention.In the present embodiment, terminal use a is a calling terminal, signatory and the permanent activation of terminal use a the forced call latency services, preserve the pressure terminal called corresponding in the database of the ownership MSC/VLR of terminal use a and enable the Call Waiting sign with terminal use a; Terminal use b is a terminal called, and terminal use b converses with terminal use c.This method may further comprise the steps:
Step 601: terminal use a initiates originating call to caller ownership MSC/VLR, and the calling with terminal use b is set up in request, carries the directory number of terminal use a and the directory number of terminal use b in the originating call request at least.
Step 602: caller ownership MSC/VLR receives the originating call of terminal use a, enable the directory number of the terminal use b that carries in Call Waiting sign and the originating call according to the pressure terminal called of preserving in its data storehouse corresponding with terminal use a, carry the LOCREQ message that the pressure terminal called is enabled the Call Waiting sign, the positional information of inquiry terminal user b to called ownership HLR transmission;
Force terminal called to enable the Call Waiting sign for LOCREQ message can be carried, the present invention need increase to be used to carry in LOCREQ message forces terminal called to enable single service identification (OTFI) parameter of Call Waiting sign.
Step 603: after called ownership HLR receives LOCREQ message, carry the ROUTREQ message that the pressure terminal called is enabled the Call Waiting sign to called ownership MSC/VLR transmission, asking called ownership MSC/VLR is that terminal use b distributes a TLDN;
Force terminal called to enable the Call Waiting sign for ROUTREQ message can be carried, the present invention need revise the parameter OTFI in the ROUTREQ message, parameter OTFI can be carried force terminal called to enable the Call Waiting sign.
Step 604: called ownership MSC/VLR receive carry force terminal called to enable the ROUTREQ message of Call Waiting sign after, judge whether terminal use b converses with other-end, if, then enable Call Waiting and be designated terminal use b and distribute a TLDN, and the TLDN that distributes is carried at returns to called ownership HLR in the routreq message according to the pressure terminal called that receives.
Step 605: after called ownership HLR receives routreq message, from routreq message, obtain the TLDN of distribution, and the TLDN that obtains is carried at returns to caller ownership MSC/VLR in the locreq message.
Step 606: after caller ownership MSC/VLR receives locreq message, according to the TLDN that wherein carries set up self with called ownership MSC/VLR between be connected, and make a call to called ownership MSC/VLR by the connection of foundation.
Step 607: after called ownership MSC/VLR receives the calling of caller ownership MSC/VLR initiation, send Call Waiting information to terminal use b, terminal use b receives Call Waiting information, can select to converse with terminal use a, conversation with terminal use c simultaneously enters hold mode, and then has realized dailed terminal call waiting.
Like this, calling terminal signatory and activate the forced call latency services after, just can realize the dailed terminal call waiting business.
As shown in Figure 7, Fig. 7 is the signaling process figure that realizes dailed terminal call waiting in the second embodiment of the invention.In the present embodiment, terminal use a is a calling terminal, and the terminal use a forced call latency services of having contracted activates signatory forced call latency services temporarily when calling out; Terminal use b is a terminal called, and terminal use b converses with terminal use c.This method may further comprise the steps:
Step 701: terminal use a initiates originating call, and MSC/VLR sends the originating call request that carries interim activation forced call latency services characteristic manipulation sign indicating number and terminal use b directory number at least to the caller ownership, and the calling with terminal use b is set up in request.
Step 702: caller ownership MSC/VLR receives the originating call of terminal use a, sends the FEATREQ message that carries interim deexcitation forced call latency services characteristic manipulation sign indicating number and terminal use b directory number at least according to the interim deexcitation forced call latency services characteristic manipulation sign indicating number that wherein carries to caller ownership HLR.
Step 703: caller ownership HLR receives FEATREQ message, be provided with and force terminal called to enable the Call Waiting sign, and the pressure terminal called that will the be provided with directory number of enabling Call Waiting sign and terminal use b is carried at and returns to caller in the featreq response message and belong to MSC/VLR.
Step 704: caller ownership MSC/VLR enables the directory number of Call Waiting sign and terminal use b according to the pressure terminal called that receives, carry the LOCREQ message that the pressure terminal called is enabled the Call Waiting sign, the positional information of inquiry terminal user b to called ownership HLR transmission;
Force terminal called to enable the Call Waiting sign for LOCREQ message can be carried, the present invention need increase to be used to carry in LOCREQ message forces terminal called to enable the OTFI parameter of Call Waiting sign.
Step 705: after called ownership HLR receives LOCREQ message, carry the ROUTREQ message that the pressure terminal called is enabled the Call Waiting sign to called ownership MSC/VLR transmission, asking called ownership MSC/VLR is that terminal use b distributes a TLDN;
Force terminal called to enable the Call Waiting sign for ROUTREQ message can be carried, the present invention need revise the parameter OTFI in the ROUTREQ message, parameter OTFI can be carried force terminal called to enable the Call Waiting sign.
Step 706: called ownership MSC/VLR receive carry force terminal called to enable the ROUTREQ message of Call Waiting sign after, judge whether terminal use b converses with other-end, if, then enable Call Waiting and be designated terminal use b and distribute a TLDN, and the TLDN that distributes is carried at returns to called ownership HLR in the routreq message according to the pressure terminal called that receives.
Step 707: after called ownership HLR receives routreq message, from routreq message, obtain the TLDN of distribution, and the TLDN that obtains is carried at returns to caller ownership MSC/VLR in the locreq message.
Step 708: after caller ownership MSC/VLR receives locreq message, according to the TLDN that wherein carries set up self with called ownership MSC/VLR between be connected, and make a call to called ownership MSC/VLR by the connection of foundation.
Step 709: after called ownership MSC/VLR receives the calling of caller ownership MSC/VLR initiation, send Call Waiting information to terminal use b, terminal use b receives Call Waiting information, can select to converse with terminal use a, conversation with terminal use c simultaneously enters hold mode, and then has realized dailed terminal call waiting.
Like this, the but un-activation forced call latency services though calling terminal is contracted, but, can realize the dailed terminal call waiting business equally by sending the originating call request that carries interim activation forced call latency services characteristic manipulation sign indicating number and called terminal number book number to caller ownership HLR when the originating call.
The present invention for these two embodiment in, if called ownership MSC/VLR judges that terminal use b is in idle condition in step 604 and the step 706, then called ownership MSC/VLR will be directly be that terminal use b distributes a TLDN, and the TLDN that distributes is carried at return to called ownership HLR in the routreq message.After called ownership HLR receives routreq message, from routreq message, obtain the TLDN of distribution, and the TLDN that obtains is carried at returns to caller ownership MSC/VLR in the locreq message.After caller ownership MSC/VLR receives locreq message, according to the TLDN that wherein carries set up self with the called MSC/VLR of ownership between be connected, calling between terminal use a and the terminal use b continues.
The present invention for these two embodiment in, be to force terminal called to enable the parameter OTFI of Call Waiting sign by in LOCREQ message, increasing to be used to carry, and in ROUTREQ message, revise parameter OTFI, LOCREQ message and ROUTREQ message can both be carried force terminal called to enable the Call Waiting sign, and then will the pressure terminal called corresponding enable the Call Waiting sign and pass to called ownership MSC/VLR with calling terminal.In actual applications, be not limited to only utilize the mode that provides among the embodiment, can in other message, increase or revise relevant parameters equally, the perhaps direct new message flow of definition will the pressure terminal called corresponding with calling terminal be enabled the Call Waiting sign and is passed to called ownership MSC/VLR.Such technical scheme is consistent on technical thought with the technical scheme described in the embodiment of the invention, should be included within protection scope of the present invention.
In technical scheme provided by the invention, by in Registration Notification, QualificationDirective or the corresponding message of Qualification Request flow process, increasing the CFIe parameter, make caller ownership HLR behind the forced call latency services that the calling terminal permanent activation is contracted, the pressure terminal called corresponding with calling terminal that self is provided with can be enabled the Call Waiting sign and be handed down to caller ownership MSC/VLR.In actual applications, be not limited to only utilize aforesaid way, can in the message of other flow processs, increase or revise relevant parameters equally, perhaps directly define new message flow, the pressure terminal called corresponding with calling terminal that self is provided with enabled the Call Waiting sign be handed down to caller ownership MSC/VLR.Such technical scheme is consistent on technical thought with the technical scheme described in the embodiment of the invention, should be included within protection scope of the present invention.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (9)

1, a kind of method that realizes dailed terminal call waiting is characterized in that, calling terminal is signatory and activation forced call latency services on attaching position register HLR, and this method is further comprising the steps of:
A, called home MSC/visiting location register MSC/VLR receive that called ownership HLR sends carry force terminal called to enable the route requests of Call Waiting sign after, judge whether terminal called is conversed with other-end, if, then enable Call Waiting and be designated terminal called distribution roaming number, and the roaming number that distributes is returned to caller ownership MSC/VLR according to the pressure terminal called that receives;
B, caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, and make a call to called ownership MSC/VLR by the connection of setting up, called ownership MSC/VLR receives after the calling that caller ownership MSC/VLR initiates to terminal called transmission Call Waiting information.
2, method according to claim 1 is characterized in that, it is permanent activation forced call latency services that described calling terminal activates the forced call latency services, and described calling terminal activates the forced call latency services and comprises:
Calling terminal sends the characteristic manipulation sign indicating number that activates the forced call latency services by caller ownership MSC/VLR to caller ownership HLR, after caller ownership HLR receives the characteristic manipulation sign indicating number that activates the forced call latency services, the pressure terminal called corresponding with calling terminal is set enables the Call Waiting sign.
3, method according to claim 2 is characterized in that, described caller ownership HLR is provided with and further comprises after the pressure terminal called corresponding with calling terminal enabled the Call Waiting sign:
The pressure terminal called corresponding with calling terminal that caller ownership HLR will be provided with enabled the Call Waiting sign and is handed down to caller ownership MSC/VLR, and the pressure terminal called corresponding with calling terminal that caller ownership MSC/VLR will receive enabled the Call Waiting sign and be saved in the self database.
4, method according to claim 3, it is characterized in that, the described pressure terminal called corresponding with calling terminal enabled the Call Waiting sign parameter by increasing in the qualification request response of the qualification Indication message of the registration request response of position registering flow path or qualification indication flow process or qualification request flow process, be handed down to caller ownership MSC/VLR by caller ownership HLR.
5, method according to claim 3 is characterized in that, further comprises before the described steps A:
Caller ownership MSC/VLR receives the originating call of calling terminal, enable the called terminal number book number that carries in Call Waiting sign and the originating call according to the pressure terminal called of preserving in its data storehouse corresponding, send to carry to called ownership HLR and force terminal called to enable the position requests of Call Waiting sign with calling terminal;
After called ownership HLR receives position requests, carry the route requests that the pressure terminal called is enabled the Call Waiting sign to called ownership MSC/VLR transmission, and execution in step A.
6, method according to claim 1 is characterized in that, it is the interim forced call latency services that activates that described calling terminal activates the forced call latency services, and described calling terminal activates the forced call latency services and comprises:
Calling terminal is initiated originating call, and MSC/VLR sends the originating call request that carries interim activation forced call latency services characteristic manipulation sign indicating number and called terminal number book number to the caller ownership;
After caller ownership MSC/VLR receives the originating call request, send the FEATURE service request message that carries interim activation forced call latency services characteristic manipulation sign indicating number and called terminal number book number to caller ownership HLR according to the interim activation forced call latency services characteristic manipulation sign indicating number that wherein carries;
After caller ownership HLR receives the FEATURE service request message, according to the interim activation forced call latency services characteristic manipulation sign indicating number that wherein carries the pressure terminal called is set and enables the Call Waiting sign.
7, method according to claim 6 is characterized in that, further comprises before the described steps A:
The pressure terminal called that caller ownership HLR will be provided with is enabled Call Waiting sign and called terminal number book number and is carried at and returns to caller in the FEATURE service request response and belong to MSC/VLR;
Caller ownership MSC/VLR receives the FEATURE service request response, sends to carry to called ownership HLR according to the called terminal number book number that wherein carries and forces terminal called to enable the position requests of Call Waiting sign;
After called ownership HLR receives position requests, carry the route requests that the pressure terminal called is enabled the Call Waiting sign to called ownership MSC/VLR transmission, and execution in step A.
8, method according to claim 1 is characterized in that, called ownership MSC/VLR described in the steps A returns to caller ownership MSC/VLR with the roaming number that distributes and comprises:
Called ownership MSC/VLR is carried at the roaming number that distributes in the route requests response and returns to called ownership HLR, after called ownership HLR receives the route requests response, from route requests response, obtain roaming number, and the roaming number that obtains is carried at returns to caller ownership MSC/VLR in the position request response.
9, method according to claim 1 is characterized in that, called ownership MSC/VLR described in the steps A judges that terminal called is in idle condition, and this method further comprises:
Called ownership MSC/VLR is that directly terminal called distributes roaming number, and the roaming number that distributes is carried in the route requests response returns to called ownership HLR;
After called ownership HLR receives route requests response, from the route requests response, obtain roaming number, and the roaming number that obtains is carried at returns to caller ownership MSC/VLR in the position request response;
Caller ownership MSC/VLR according to the roaming number that receives set up self with the called MSC/VLR of ownership between be connected, calling between calling terminal and the terminal called continues.
CN200510131843A 2005-12-15 2005-12-15 Method for implementing dailed terminal call waiting Expired - Fee Related CN1870696B (en)

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PCT/CN2006/003394 WO2007068205A1 (en) 2005-12-15 2006-12-13 A method, and system for realizing call waiting service for the called terminal

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CN101815270A (en) * 2010-03-05 2010-08-25 中兴通讯股份有限公司 Processing method and device for calling
CN101404699B (en) * 2008-11-19 2011-10-05 中国电信股份有限公司 Method, system and service platform for reminding incoming call in call
CN101252777B (en) * 2008-04-03 2012-02-29 中兴通讯股份有限公司 Method for realizing user routing

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CN101252777B (en) * 2008-04-03 2012-02-29 中兴通讯股份有限公司 Method for realizing user routing
CN101404699B (en) * 2008-11-19 2011-10-05 中国电信股份有限公司 Method, system and service platform for reminding incoming call in call
CN101815270A (en) * 2010-03-05 2010-08-25 中兴通讯股份有限公司 Processing method and device for calling
WO2011107001A1 (en) * 2010-03-05 2011-09-09 中兴通讯股份有限公司 Call processing method and apparatus thereof
CN101815270B (en) * 2010-03-05 2014-04-09 中兴通讯股份有限公司 Processing method and device for calling

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