CN102137361B - Method, device and system for realizing inter-system call control - Google Patents
Method, device and system for realizing inter-system call control Download PDFInfo
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- CN102137361B CN102137361B CN201010115370.1A CN201010115370A CN102137361B CN 102137361 B CN102137361 B CN 102137361B CN 201010115370 A CN201010115370 A CN 201010115370A CN 102137361 B CN102137361 B CN 102137361B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/12—Inter-network notification
Abstract
The invention provides a method, device and system for realizing inter-system call control. The method comprises the following steps: receiving a first paging message sent by an MSC (mobile switching center), and sending a second paging message to a called terminal through a data network; receiving a first paging response which is returned by the called terminal after receiving the second paging message, and sending a second paging response to the MSC; after receiving a resource assignment request message which is sent by the MSC after receiving the second paging response, returning a resource assignment completeness message to the MSC; and returning an answer or hang-up message to the MSC according to the selection of a called user. By utilizing the method, the device and the system, misjudgment of 'out of service' given by the MSC resulted from failure in timely receipt of the paging response can be avoided, thus improving communication efficiency; and meanwhile a calling party can normally hear ring-back tone, thus improving user experience.
Description
Technical field
The present invention relates to mobile communication technology field, relate in particular to a kind of methods, devices and systems of realizing different inter-system call control.
Background technology
At present, along with the fast development of mobile communication technology, high data rate (High Data Rate, HDR) technology and Long Term Evolution (Long Term Evolution, LTE) technology reach its maturity; Wherein, HDR technology can be described as again High Rate Packet Data (High Rate Packet Data, HRPD) or 1x EV-DO,, and 1x EV-DO has been accepted as one of 3G technology standard, hereinafter referred to as EV-DO.But because EV-DO and LTE are supported data business, only have packet domain there is no circuit domain, thereby for the terminal of supporting LTE or EV-DO network, if realize the common method adopting of audio call be: one, adopt the VoIP business based on packet domain, speech data is walked packet domain transmission; Two, adopt and both supported circuit domain business, the bimodulus of also supporting packet switch domain service or multimode terminal; use LTE or the EV-DO network carrying for data service; carry with the network of supporting circuit domain business for speech business; for example use CDMA (Code Division Multiple Access, code division multiple access) 2000lx (the being called for short 1X) network carrying.
Although adopt the second way to can be good at providing data and speech business, in the time that terminal resides in LTE or EV-DO, if there is voice call to call out this user, how paging information being passed to terminal becomes a problem that must solve; And for this problem, what generally adopt at present is to solve by the mode of cross-paging, when even terminal works is on LTE network, if there is voice incoming call, paging information will be issued terminal by LTE packet data network, so that terminal is switched to the enterprising lang sound business of 1X network; If terminal works on EV-DO network time situation also similar.
But, in the process of current this kind of cross-paging, only after selecting to answer, user just can return to page-response message, in the time that answering, user's refusal sends release command (Release Order); But MSC (Mobile Switching Center, mobile switching centre) sending meeting startup timer after beep-page message, and because terminal is only just replied page response after user selects to answer, make described MSC cannot receive described page response in described timer official hour internal cause, thereby rule out this terminal not in its coverage, have a strong impact on communication quality, caused unnecessary communication disruption; In addition, because terminal called is receiving that after beep-page message, the selection according to user decides transmission page-response message or release command, and MSC can not return to ring-back tone to caller after sending beep-page message and starting timer, only receive after page-response message or release command, just carry out and answer or refuse to listen operation, no matter thereby called subscriber whether answer, in paging after called subscriber, calling subscriber can not receive ring-back tone, thereby has had a strong impact on user's impression yet.
Summary of the invention
The embodiment of the present invention provides a kind of methods, devices and systems of realizing different inter-system call control, can avoid not receiving in time because of MSC the mistaken verdict of the out of reach that page response makes, and also can make calling party normally hear ring-back tone simultaneously.
For addressing the above problem, the technical scheme that the embodiment of the present invention provides is as follows:
A method that realizes different inter-system call control, the method comprises:
Receive the first beep-page message that moving exchanging center MSC sends, send the second beep-page message by data network to terminal called;
Receive terminal called receiving the first page response returning after described the second beep-page message, send the second page response to MSC;
Receive described MSC receiving after the resource allocation request message sending after the second page response, return to resource to described MSC and be assigned message;
Return and answer or refuse to answer message to described MSC according to called subscriber's selection, and after described called subscriber selects to answer, instruction terminal called is switched to speech network, and the corresponding Traffic Channel of assignment.
Realize a device for different inter-system call control, this device comprises: the first processing unit, the second processing unit, the 3rd processing unit and fourth processing unit; Wherein,
Described the first processing unit, for receiving after the first beep-page message of described MSC transmission, sends the second beep-page message by data network to terminal called;
Described the second processing unit is receiving for receiving terminal called the first page response returning after described the second beep-page message, and sends the second page response to MSC;
Described the 3rd processing unit, for receiving described MSC receiving after the resource allocation request message sending after the second page response, returns to resource to described MSC and is assigned message;
Described fourth processing unit is for returning and answer or refuse to answer message to described MSC according to called subscriber's selection, and after described called subscriber selects to answer, instruction terminal called is switched to speech network, and the corresponding Traffic Channel of assignment.
A kind of terminal, comprising: receiving element, transmitting element and switch unit; Wherein, described receiving element is used for paging receiving message and switching command, and notifies described transmitting element or switch unit;
Described transmitting element is for sending page response according to the notice of described receiving element, and message is answered in transmission in the time that user selects to answer audio call;
Described switch unit, for according to the switching command of described receiving element notice, is switched to speech network by described terminal.
A system that realizes different inter-system call control, comprises moving exchanging center MSC, and this system also comprises: interoperability module and mobile terminal; Wherein,
Described MSC is for sending the first beep-page message to described interoperability module, and receiving after the second page response that described interoperability module returns, send resource allocation request to described interoperability module, then receive the resource that described interoperability module returns and be assigned message;
Described interoperability module is for receiving after described the first beep-page message, send the second beep-page message by data network to called mobile terminal, after receiving the first page response that described called mobile terminal returns, send the second page response to MSC, and after described resource allocation request, return to resource and be assigned message receiving, then return and answer or refuse to answer message to described MSC according to called subscriber's selection, and after described called subscriber selects to answer, instruction terminal called is switched to speech network, and the corresponding Traffic Channel of assignment;
Described called mobile terminal returns to the first page response after being used for receiving the second beep-page message, and return and answer or refuse to answer message to described interoperability module according to called subscriber's selection, be switched to speech network according to the switching command of described interoperability module.
Can find out, adopt the methods, devices and systems of the embodiment of the present invention, by paging to being positioned at after the terminal called of data network, no matter whether described called subscriber selects to answer all to return to page response to MSC, can avoid not receiving in time because of MSC the mistaken verdict of the out of reach that page response makes, improve the communication efficiency of audio call; Owing to having returned to timely page response, make described MSC to return to ring-back tone to calling party in time, thereby also further improved user's impression simultaneously; In addition, by the information interaction that between IWS and MSC, relevant resource is distributed, also can not make change to existing procedure and system, thereby realize with existing system and flow process better compatible.
Brief description of the drawings
Fig. 1 is the method flow schematic diagram that the embodiment of the present invention 1 realizes different inter-system call control;
Fig. 2 is that the embodiment of the present invention 1 realizes the method flow schematic diagram that comprises direct-cut operation flow process in the method for different inter-system call control;
Fig. 3 is that the embodiment of the present invention 1 realizes the other method schematic flow sheet that comprises direct-cut operation flow process in the method for different inter-system call control;
Fig. 4 is the apparatus structure schematic diagram that the embodiment of the present invention 2 realizes different inter-system call control;
Fig. 5 is the terminal structure schematic diagram of the embodiment of the present invention 3.
Embodiment
Better understand for the ease of those skilled in the art, be elaborated below in conjunction with the drawings and specific embodiments.
The embodiment of the present invention 1 provides a kind of method that realizes different inter-system call control, and the terminal relating in the method for the present embodiment resides under data network, such as LTE or EV-DO etc., but be not limited to this; And the circuit domain pre-registration success at 1x by IWS (interoperability module) of described terminal, and this terminal can be under connected state or Idle state; As shown in Figure 1, the method comprises:
Step 101:MSC receives after the audio call that calling subscriber initiates, and whether the called user terminal that judges described audio call in its coverage, if so, mails to beep-page message the IWS at this called user terminal place, and MSC starts timer simultaneously; Wherein, if described MSC does not still receive page response before described timer expiry, this MSC determines described called subscriber's out of reach, therefore makes the judgement that called subscriber cannot paging arrives;
In addition,, when described MSC sends beep-page message to described IWS, described calling number can also be mail to IWS simultaneously; Certainly,, in order to improve the success rate of paging, in the time that described MSC sends beep-page message to described IWS, can also send beep-page message to 1x BS simultaneously;
Step 102: described IWS receives after the beep-page message of described MSC transmission, sends beep-page message by data network to terminal called; In addition,, if also receive the described calling number that described MSC sends in receiving described beep-page message, described IWS, in the time sending beep-page message to described terminal called, sends to described terminal called in the lump by this calling number and described beep-page message;
Step 103: described terminal called, receiving after the beep-page message of described IWS transmission, no matter whether user selects to answer, all sends page response (Paging Response) message to described IWS; In addition, described terminal called also receives described calling number in receiving described beep-page message, and described terminal called starts ring, and prompting user has incoming call display of calling number;
Step 104: described IWS, receiving after the page-response message that terminal returns, sends page response to described MSC;
Step 105: described MSC receives after the page response of described IWS transmission, stops timer, sends and distributes request (Assignment Request) message to described IWS simultaneously, to ask distributing corresponding resource as this audio call; In addition, described MSC, receiving after described page response, can return to ring-back tone to calling party, shows that paging is to described called subscriber;
Step 106: described IWS is receiving after described allocation request message, directly returns and is assigned (Assignment Complete) message to described MSC; In addition, described IWS is receiving after described allocation request message, can also send the ALERTING message that carries calling number to described terminal called;
Step 107: if described MSC does not return to ring-back tone to calling party receiving after page response, can return to ring-back tone to calling party after being assigned message described in receiving, show that paging is to called subscriber;
It should be noted that, in existing call flow process, described MSC sends Assignment Request message to described 1XBS conventionally, taking request as the corresponding resource of call distribution, and setting up after Traffic Channel with terminal as described 1XBS, described 1XBS just can return to described MSC and be assigned (Assignment Complete) message; And in embodiments of the present invention, described MSC is receiving after page response, is to send Assignment Request to described IWS, to ask distributing corresponding resource as this audio call, and described IWS is receiving after described allocation request message, directly return and be assigned message to described MSC; By this kind of mode of the present embodiment, can not make change to existing procedure and system, thereby realize with existing system and flow process better compatible.
Step 108: if called subscriber selects to answer this audio call, terminal called returns and answers message to described IWS; If called subscriber refuses this audio call, terminal called returns to refuse information to described IWS;
Step 109: when described IWS is receiving answering after message of described terminal called, return and answer message to described MSC; When described IWS is receiving after the refuse information of described terminal called, return to refuse information to described MSC;
Step 110: when described IWS receives answering after message of described terminal called transmission, send switching command to terminal called, instruction terminal called is switched to 1x and eats dishes without rice or wine, and the corresponding Traffic Channel of assignment;
Wherein, as shown in Figures 2 and 3, the present embodiment proposes said method and also can comprise:
Step 111: described IWS to MSC return be assigned message after or receiving answering after message that described terminal called sends, be described terminal called application voice call service channel resource; Concrete, described be terminal called application voice call service channel resource including, but not limited to: IWS initiates base station controller (Base Station Controller, BSC) the direct-cut operation flow process between, or when IWS and 1xBS are during in same equipment, by the direct distribution service channel resource of 1xBS at IWS place; Wherein, concrete direct-cut operation flow process can include but not limited to:
S1: described IWS sends and switches requirement to described MSC;
S2: described MSC receive IWS send switching require after, to 1XBS send handover request;
S3: described 1XBS has been current call distribution after respective resources, returns to Handover Request Acknowledge to described MSC;
S4: described MSC sends switching command to described IWS after receiving Handover Request Acknowledge;
In addition,, after described terminal is switched to 1X and eats dishes without rice or wine, described IWS can also send to switch and start message to MSC, has completed this audio call flow process.
Can find out, by the method for the various embodiments described above, by paging to being positioned at after the terminal called of data network, no matter whether described called subscriber selects to answer all to return to page response to MSC, can avoid not receiving in time because of MSC the mistaken verdict of the out of reach that page response makes, improve the communication efficiency of audio call; Owing to having returned to timely page response, make described MSC to return to ring-back tone to calling party in time, thereby also further improved user's impression simultaneously; In addition, by the information interaction that between IWS and MSC, relevant resource is distributed, also can not make change to existing procedure and system, thereby realize with existing system and flow process better compatible.
Based on above-mentioned thought, the embodiment of the present invention 2 has proposed again a kind of device of realizing different inter-system call control, and as shown in Figure 4, this device 400 comprises: the first processing unit 401, the second processing unit 402, the 3rd processing unit 403 and fourth processing unit 404; Wherein,
Described the first processing unit 401, for receiving after the first beep-page message of described MSC transmission, sends the second beep-page message by data network to terminal called;
Described the second processing unit 402 is receiving for receiving terminal called the first page response returning after described the second beep-page message, and sends the second page response to MSC;
Described the 3rd processing unit 403, for receiving described MSC receiving after the resource allocation request message sending after the second page response, returns to resource to described MSC and is assigned message;
Described fourth processing unit 404 is for returning and answer or refuse to answer message to described MSC according to called subscriber's selection, and after described called subscriber selects to answer, instruction terminal called is switched to speech network, and the corresponding Traffic Channel of assignment.
In addition, this device also can comprise: the 5th processing unit 405, for after returning to resource to MSC to be assigned message at described the 3rd processing unit or after described called subscriber selects to answer, is described terminal called application voice call service channel resource.
Wherein, when described device and 1xBS are during in same equipment, by the direct distribution service channel resource of 1xBS at this device place; And when described device is during for module independently, described the 5th processing unit also can comprise: sending module and receiver module; Wherein,
Described sending module is for sending and switch requirement to described MSC; Described receiver module is for receiving the switching command that described MSC returns; Wherein, described switching command is: described MSC sends handover request and confirmed as current call distribution in described base station and returned after respective resources to base station.
In addition, the embodiment of the present invention 3 has proposed again a kind of terminal, and as shown in Figure 5, this terminal 500 comprises: receiving element 501, transmitting element 502 and switch unit 503; Wherein, described receiving element 501 is for paging receiving message and switching command, and notifies described transmitting element 502 or switch unit 503;
Described transmitting element 502 is for sending page response according to the notice of described receiving element 501, and message is answered in transmission in the time that user selects to answer audio call;
The switching command of described switch unit 503 for notifying according to described receiving element 501, is switched to speech network by described terminal.
It should be noted that; those skilled in the art readily understand; the part that the device of realizing different inter-system call control described in above-described embodiment and terminal also can be used as system exists; and system and described MSC carry out information interaction with realize with above-described embodiment in consistent effect is described; thereby comprise and in above-described embodiment, realize within the device of different inter-system call control and the system of mobile terminal also should be included in the application's protection range, do not repeat them here.
Professional can also further should be able to recognize, unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or the combination of the two, for the interchangeability of hardware and software is clearly described, composition and the step of each example described according to function in the above description in general manner.These functions are carried out with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can realize described function with distinct methods to each specifically should being used for, but this realization should not thought and exceeds the scope of the embodiment of the present invention.
The software module that the method for describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to carry out, or the combination of the two is implemented.Software module can be placed in the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the embodiment of the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the case of not departing from the spirit or scope of the embodiment of the present invention, realize in other embodiments.Therefore, the embodiment of the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
The foregoing is only the preferred embodiment of the embodiment of the present invention; not in order to limit the embodiment of the present invention; all within the spirit and principle of the embodiment of the present invention, any amendment of doing, be equal to replacement, improvement etc., within all should being included in the protection range of the embodiment of the present invention.
Claims (10)
1. a method that realizes different inter-system call control, is characterized in that, the method comprises:
Receive the first beep-page message that moving exchanging center MSC sends, send the second beep-page message by data network to terminal called;
Receive terminal called receiving the first page response (PagingResponse) returning after described the second beep-page message, send the second page response (Paging Response) to MSC;
Receive described MSC receiving after the resource allocation request message sending after the second page response (Paging Response), return to resource to described MSC and be assigned message;
Return and answer or refuse to answer message to described MSC according to called subscriber's selection, and after described called subscriber selects to answer, instruction terminal called is switched to speech network, and the corresponding Traffic Channel of assignment.
2. method according to claim 1, is characterized in that, the method also comprises: after returning to resource and be assigned message to MSC or after described called subscriber selects to answer, be described terminal called application voice call service channel resource.
3. method according to claim 2, is characterized in that, describedly comprises for terminal called application voice call service channel resource: initiate the direct-cut operation flow process between base station controller, or direct distribution service channel resource.
4. method according to claim 3, is characterized in that, the direct-cut operation flow process between described initiation base station controller comprises:
Send and switch requirement to described MSC, and receive the switching command that described MSC returns; Wherein, the switching command receiving described in is: described MSC sends handover request and confirmed as current call distribution in described base station and returned after respective resources to base station.
5. method according to claim 2, is characterized in that, the method also comprises:
If receive the calling number that MSC sends, sends the second beep-page message that comprises calling number by data network to terminal called, or carry the ALERTING message of calling number receiving after described allocation request message to described terminal called transmission.
6. a device of realizing different inter-system call control, is characterized in that, this device comprises: the first processing unit, the second processing unit, the 3rd processing unit and fourth processing unit; Wherein,
Described the first processing unit, for receiving after the first beep-page message of MSC transmission, sends the second beep-page message by data network to terminal called;
Described the second processing unit is receiving for receiving terminal called the first page response (Paging Response) returning after described the second beep-page message, and sends the second page response (PagingResponse) to MSC;
Described the 3rd processing unit is used for receiving described MSC receiving after the resource allocation request message sending after the second page response (PagingResponse), returns to resource be assigned message to described MSC;
Described fourth processing unit is for returning and answer or refuse to answer message to described MSC according to called subscriber's selection, and after described called subscriber selects to answer, instruction terminal called is switched to speech network, and the corresponding Traffic Channel of assignment.
7. device according to claim 6, it is characterized in that, this device also comprises: the 5th processing unit, for after described the 3rd processing unit returns to resource to MSC to be assigned message or after described called subscriber selects to answer, it is described terminal called application voice call service channel resource.
8. device according to claim 7, is characterized in that, described the 5th processing unit comprises: sending module and receiver module; Wherein,
Described sending module is for sending and switch requirement to described MSC;
Described receiver module is for receiving the switching command that described MSC returns; Wherein, described switching command is: described MSC sends handover request and confirmed as current call distribution in described base station and returned after respective resources to base station.
9. a terminal, is characterized in that, comprising: receiving element, transmitting element and switch unit;
Wherein, described receiving element is used for receiving beep-page message and the switching command that interoperability module (IWS) sends, and notifies described transmitting element or switch unit;
Described transmitting element is used for sending page response according to the notice of described receiving element to described IWS, and sends and answer message to described IWS in the time that user selects to answer audio call;
Described switch unit, for according to the switching command of described receiving element notice, is switched to speech network by described terminal.
10. a system that realizes different inter-system call control, comprises moving exchanging center MSC, it is characterized in that, this system also comprises: interoperability module and mobile terminal; Wherein,
Described MSC is for sending the first beep-page message to described interoperability module, and receiving after the second page response (Paging Response) that described interoperability module returns, send resource allocation request to described interoperability module, then receive the resource that described interoperability module returns and be assigned message;
Described interoperability module is for receiving after described the first beep-page message, send the second beep-page message by data network to called mobile terminal, after receiving the first page response (PagingResponse) that described called mobile terminal returns, send the second page response (Paging Response) to MSC, and after described resource allocation request, return to resource and be assigned message receiving, then return and answer or refuse to answer message to described MSC according to called subscriber's selection, and after described called subscriber selects to answer, instruction terminal called is switched to speech network, and the corresponding Traffic Channel of assignment,
Described called mobile terminal returns to the first page response (PagingResponse) after being used for receiving the second beep-page message, and return and answer or refuse to answer message to described interoperability module according to called subscriber's selection, be switched to speech network according to the switching command of described interoperability module.
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| CN201010115370.1A CN102137361B (en) | 2010-01-25 | 2010-01-25 | Method, device and system for realizing inter-system call control |
| PCT/CN2011/070509 WO2011088802A1 (en) | 2010-01-25 | 2011-01-24 | Method, apparatus and system for implementing call control between different systems |
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| CN201010115370.1A CN102137361B (en) | 2010-01-25 | 2010-01-25 | Method, device and system for realizing inter-system call control |
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| CN1901686A (en) * | 2005-07-22 | 2007-01-24 | 北京三星通信技术研究有限公司 | Method for checking double mode terminal state in HRPD net by mobile exchange center |
| EP1753260A1 (en) * | 2005-08-08 | 2007-02-14 | Huawei Technologies Co., Ltd. | Handoff from a packet switching domain to a circuit switching domain |
| CN1937830A (en) * | 2005-09-22 | 2007-03-28 | 北京三星通信技术研究有限公司 | 1x paging delivery and dual-mode terminal response method for high speed packet data network |
| JP2008538477A (en) * | 2005-04-19 | 2008-10-23 | エスケーテレコム株式会社 | Mobile communication system and handover method in which asynchronous network and synchronous network are capable of handover of mobile communication terminal |
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| CN101051914A (en) * | 2007-04-02 | 2007-10-10 | 中兴通讯股份有限公司 | CDMA wireless net card terminal device |
| US8792417B2 (en) * | 2008-05-13 | 2014-07-29 | Samsung Electronics Co., Ltd | Method and apparatus for providing voice call in mobile communication system and system thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2008538477A (en) * | 2005-04-19 | 2008-10-23 | エスケーテレコム株式会社 | Mobile communication system and handover method in which asynchronous network and synchronous network are capable of handover of mobile communication terminal |
| CN1901686A (en) * | 2005-07-22 | 2007-01-24 | 北京三星通信技术研究有限公司 | Method for checking double mode terminal state in HRPD net by mobile exchange center |
| EP1753260A1 (en) * | 2005-08-08 | 2007-02-14 | Huawei Technologies Co., Ltd. | Handoff from a packet switching domain to a circuit switching domain |
| CN1937830A (en) * | 2005-09-22 | 2007-03-28 | 北京三星通信技术研究有限公司 | 1x paging delivery and dual-mode terminal response method for high speed packet data network |
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