CN102970751B - Method, Apparatus and system that under a kind of LTE network, finishing service is consulted - Google Patents
Method, Apparatus and system that under a kind of LTE network, finishing service is consulted Download PDFInfo
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- CN102970751B CN102970751B CN201210475376.9A CN201210475376A CN102970751B CN 102970751 B CN102970751 B CN 102970751B CN 201210475376 A CN201210475376 A CN 201210475376A CN 102970751 B CN102970751 B CN 102970751B
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Abstract
The present invention relates to the method for service negotiation under a kind of LTE network, wherein, moving exchanging center MSC receives the service request of first terminal, comprises the CAMEL-Subscription-Information of described first terminal in described request; Judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information; Described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.Correspondingly, the invention provides MSC and the system of service negotiation under a kind of LTE network, solve the problem that 4G falls back to 2/3G audio call time delay, improve Consumer's Experience.
Description
Technical field
The embodiment of the present invention relates to field of telecommunications, particularly relates to finishing service is consulted under a kind of LTE network method, Apparatus and system.
Background technology
The basis that 3GPP is organized in existing 2G and 3G network is proposed evolved packet system (EvolvedPacketSystem, EPS).EPS network comprises evolved universal mobile communication system land radio access web (EvolvedUniversalMobileTelecommunicationSystemTerritorial RadioAccessNetwork, and evolution block core net (EvolvedPacketCoreNetwork, EPC) E-UTRAN).Because EPS network only processes packet switching (PacketSwitched, PS) business, therefore current operator adopts original circuit switching (CircuitSwitched, CS) coming to provide CS business.3GPP extends mobile switching centre (MobileSwitchingCenter in existing 2/3G network, MSC)/visit address location register (VisitorLocationRegister, VLR) with Serving GPRS Support Node (ServingGPRSSupportNode, SGSN) the Gs interface function between, the SGs interface between MSC/VLR and Mobility Management Entity (MobilityManagementEntity, MME) is defined in EPS network.Based on SGs interface function, " circuit domain dropping " (CSFallback, CSFB) technology that 3GPP proposes and SGs short message transmission technology (SMSoverSGs).Subscriber equipment (UserEquipment, UE) under CSFB technology makes E-UTRAN cover gets back to the finishing service process of 2G/3G network C S territory when needs process CS speech business by E-UTRAN; SMSoverSGs technology allows the terminal resided under E-UTRAN reuse existing CS territory equipment to realize the transmission of CS short message.
Audio call under LTE network needs to fall back to 2G/3G network, or newly-built IMS network adopts VoiceOverIMS, and the calling of LTE user speech is fallen back to 2G/3G network and had time delay.Temporarily do not build the operator of IMS network for the operator having 2G/3G network, the calling of 4G user speech needs to fall back to 2G/3G network, and call proceeding has time delay.
Summary of the invention
In view of this, embodiments provide finishing service is consulted under a kind of LTE network method, Apparatus and system, solve the problem that 4G falls back to 2/3G audio call time delay, improve Consumer's Experience.
First aspect, embodiments provides a kind of method that finishing service is consulted under LTE network, comprising:
Moving exchanging center MSC receives the service request of first terminal, comprises the CAMEL-Subscription-Information of described first terminal in described request;
Judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information;
Described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.
In the first possible implementation of first aspect, the CAMEL-Subscription-Information of described first terminal comprises the mark of prioritizing selection OTT talking mode.
Be combined in the implementation of first aspect, in the implementation that the second is possible, described described OTT account is sent to the second terminal before, also comprise:
Expansion short message SMS form or unstructured supplementary service data USSD form, be encapsulated in described OTT account in SMS message or USSD message.
Second aspect, the embodiment of the present invention provides a kind of moving exchanging center MSC, comprising:
Receiving element, for receiving the service request of first terminal, comprises the CAMEL-Subscription-Information of described first terminal in described request;
Judging unit, for judging that according to described CAMEL-Subscription-Information described first terminal prioritizing selection OTT mode is conversed;
Acquiring unit, for obtaining the OTT account in described CAMEL-Subscription-Information;
Transmitting element, for described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.
In the first possible implementation of second aspect, the CAMEL-Subscription-Information of described first terminal comprises the mark of prioritizing selection OTT talking mode.
Be combined in the implementation of second aspect, in the implementation that the second is possible, described MSC also comprises:
Encapsulation unit, for expanding short message SMS form or unstructured supplementary service data USSD form, is encapsulated in described OTT account in SMS message or USSD message.
The third aspect, embodiments provides the system that finishing service is consulted under a kind of LTE network, comprises moving exchanging center MSC, first terminal and the second terminal, wherein,
Described MSC, for receiving the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal;
Described first terminal, for sending service request to described MSC, completes the service negotiation of described first terminal and described second terminal;
Described second terminal, for receiving the described OTT account that described MSC sends, completes the service negotiation of described first terminal and described second terminal.
In the first possible implementation of the third aspect, the CAMEL-Subscription-Information of described first terminal comprises the mark of prioritizing selection OTT talking mode.
Method, the Apparatus and system of service negotiation under LTE network that what the embodiment of the present invention provided realize, moving exchanging center MSC receives the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.Solve the problem that 4G falls back to 2/3G audio call time delay, improve Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the Organization Chart of embodiment of the present invention applied environment;
Fig. 2 is the flow chart of the embodiment of the present invention 1;
Fig. 3 is the flow chart in the embodiment of the present invention 2;
Fig. 4 is the device composition diagram in the embodiment of the present invention 3;
Fig. 5 is the device hardware structure figure in the embodiment of the present invention 3;
Fig. 6 is the system composition diagram in the embodiment of the present invention 4.
Embodiment
Fig. 1 is the applied environment Organization Chart of the embodiment of the present invention, and in all embodiments of the present invention, system network element comprises terminal UE, eNodeB, MME and MSC etc.In LTE mobile wideband access network network, carry out based on GoogleTalk and Skype software the selection that voice communication can be some LTE terminal user.Namely industry provides the mode of speech business to call OTT (0verTheTop, on internet upper strata) mode based on internet this voice communication implementation.
The method that the invention described above embodiment discloses can in central processing unit, in other words by central processing unit to realize.Central processing unit may be a kind of integrated circuit (IC) chip, has the disposal ability of signal.In implementation procedure, each step of said method can be completed by the instruction of the integrated logic circuit of the hardware in central processing unit or software form.For performing the method that the embodiment of the present invention discloses, above-mentioned central processing unit can be general processor, digital signal processor (DSP), application-specific integrated circuit (ASIC) (ASIC), ready-made programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic, discrete hardware components.Can realize or perform disclosed each method, step and the logic diagram in the embodiment of the present invention.The processor etc. of general processor can be microprocessor or this processor also can be any routine.Step in conjunction with the method disclosed in the embodiment of the present invention can directly be presented as that hardware processor is complete, or hardware in purpose processor and software module combination complete.Software module can be positioned at random asccess memory, flash memory, read-only memory, in the storage medium of this area maturations such as programmable read only memory or electrically erasable programmable memory, register.This storage medium is positioned at memory, and central processing unit reads the information in memory, completes the step of said method in conjunction with its hardware.
Embodiment one:
As shown in Figure 2, the flow process of carrying out business migration in the embodiment of the present invention is as follows:
S101, moving exchanging center MSC receive the service request of first terminal, comprise the CAMEL-Subscription-Information of described first terminal in described request;
Wherein, the mark of prioritizing selection OTT talking mode in the CAMEL-Subscription-Information of first terminal, can be comprised, also can not comprise this mark.
S102, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information;
Wherein, before described OTT account is sent to the second terminal, MSC expands short message SMS form or unstructured supplementary service data USSD form, described OTT account is encapsulated in SMS message or USSD message.
S103, described OTT account is sent to the second terminal, complete the service negotiation of described first terminal and described second terminal.
It should be noted that, when described first terminal is calling terminal, described second terminal is terminal called, and when described first terminal is terminal called, described second terminal is calling terminal.
The method that the embodiment of the present invention provides, moving exchanging center MSC receives the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.Solve the problem that 4G falls back to 2/3G audio call time delay, improve Consumer's Experience.
Embodiment two:
Fig. 3 is the flow chart of the embodiment of the present invention, and as shown in Figure 3, embodiment of the present invention flow process is as follows:
S201, first terminal initiating business request;
First terminal makes a call to MME and sends request ExtendServiceRequest message of activating business, and this request message is sent to MSC by MME thoroughly.
It should be noted that, in this message, comprise CAMEL-Subscription-Information, the mark of preferred OTT negotiation mode can be comprised in CAMEL-Subscription-Information, also can not comprise this mark.Namely this mark represents that first terminal preferred choice for use OTT mode carries out service negotiation, and such as OTT mode carries out audio call etc.
If first terminal is calling terminal, then directly send this service request, if first terminal is terminal called, then before initiating business request, network side MSC/VLR or third-party server receive incoming call IAM message; Beep-page message is dealt into terminal called to MME, MME by MSC/VLR or third-party server issuing page message.
S202, MSC judge its service negotiation mode;
If do not comprise the mark of OTT negotiation mode in business request information, then MSC receives the service request of first terminal, directly judges that the preferred OTT mode of first terminal carries out service negotiation according to the CAMEL-Subscription-Information in service request;
If comprise this mark, then directly judge that the preferred OTT mode of first terminal carries out service negotiation according to this mark.
S203, MSC obtain OTT account;
MSC takes out the OTT account of the first terminal in message, calling number and called number.
S204, MSC send OTT account to the second terminal;
MSC is by OTT account and wish that information that OTT mode converses is by/the USSD that sends SMS message, or the mode such as playback informs the second terminal.It should be noted that, when first terminal is calling terminal, the second terminal is terminal called; When first terminal is terminal called, the second terminal is calling terminal.
After terminal called receives the notice of network side, return message represent accept request or refuse request; Accept request if called called OTT account can be carried to network side simultaneously.
S205, complete the negotiation of first terminal and the second terminal.
After network side receives the feedback of terminal called, the feedback information of the second terminal is informed to first terminal, complete the negotiation of both sides' trafficwise.
The method of service negotiation under the LTE network that the embodiment of the present invention provides, moving exchanging center MSC receives the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.Solve the problem that 4G falls back to 2/3G audio call time delay, improve Consumer's Experience.
Embodiment three:
Fig. 4 is the composition structure chart of MSC, and as shown in Figure 4, MSC comprises
Receiving element 301, for receiving the service request of first terminal, comprises the CAMEL-Subscription-Information of described first terminal in described request;
Wherein, the mark of prioritizing selection OTT talking mode in the CAMEL-Subscription-Information of first terminal, can be comprised, also can not comprise this mark.
Judging unit 302, for judging that according to described CAMEL-Subscription-Information described first terminal prioritizing selection OTT mode is conversed;
Acquiring unit 303, for obtaining the OTT account in described CAMEL-Subscription-Information;
Transmitting element 304, for described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.
Wherein, before described OTT account is sent to the second terminal, MSC expands short message SMS form or unstructured supplementary service data USSD form, described OTT account is encapsulated in SMS message or USSD message.
It should be noted that, when described first terminal is calling terminal, described second terminal is terminal called, and when described first terminal is terminal called, described second terminal is calling terminal.
Fig. 5 describes the hardware structure figure of the infrastructure management node that another embodiment of the present invention provides, comprise at least one processor 401 (such as CPU), at least one network interface 402 or other communication interfaces, memory 403, with at least one communication bus 404, for realizing the connection communication between these devices.The executable module of processor 401 for storing in execute store 403, such as computer program.Memory 403 may comprise high-speed random access memory (RAM:RandomAccessMemory), still may comprise non-labile memory (non-volatilememory), such as at least one magnetic disc store.Realize the communication connection between this system gateway and at least one other network element by least one network interface 402 (can be wired or wireless), can the Internet be used, wide area network, local network, metropolitan area network etc.
In some embodiments, memory 403 stores program command, program command can be performed by processor 401, wherein, program command comprises receiving element 301, judging unit 302 and acquiring unit 303 and transmitting element 304, wherein, the corresponding units that the specific implementation of each unit discloses see Fig. 5, is not repeated here.
The MSC that the embodiment of the present invention provides, receiving element receives the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, according to described CAMEL-Subscription-Information, judging unit judges that described first terminal prioritizing selection OTT mode is conversed, acquiring unit obtains the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal by transmitting element, completes the service negotiation of described first terminal and described second terminal.Solve the problem that 4G falls back to 2/3G audio call time delay, improve Consumer's Experience.
Embodiment four:
Fig. 6 is the system composition structure chart of service negotiation under LTE network, and as shown in Figure 6, system comprises MSC, first terminal and the second terminal, wherein,
Described MSC501, for receiving the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal;
Wherein, the mark of prioritizing selection OTT talking mode in the CAMEL-Subscription-Information of first terminal, can be comprised, also can not comprise this mark.
It should be noted that, before described OTT account is sent to the second terminal, MSC expands short message SMS form or unstructured supplementary service data USSD form, described OTT account is encapsulated in SMS message or USSD message.
Described first terminal 502, for sending service request to described MSC, completes the service negotiation of described first terminal and described second terminal;
Described second terminal 503, for receiving the described OTT account that described MSC sends, completes the service negotiation of described first terminal and described second terminal.
It should be noted that, when described first terminal is calling terminal, described second terminal is terminal called, and when described first terminal is terminal called, described second terminal is calling terminal.
The system that the embodiment of the present invention provides, MSC receives the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal.Solve the problem that 4G falls back to 2/3G audio call time delay, improve Consumer's Experience.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention can use hardware implementing, or firmware realizes, or their compound mode realizes.When implemented in software, above-mentioned functions can be stored in computer-readable medium or as the one or more instruction on computer-readable medium or code and transmit.Computer-readable medium comprises computer-readable storage medium and communication media, and wherein communication media comprises any medium being convenient to transmit computer program from a place to another place.Storage medium can be any usable medium that computer can access.Be not limited to as example: computer-readable medium can comprise RAM, ROM, EEPROM, CD-ROM or other optical disc storage, magnetic disk storage medium or other magnetic storage apparatus or can be used in carrying or storing the expectation with instruction or data structure form program code and can by any other medium of computer access.In addition.Any connection can be suitable become computer-readable medium.Such as, if software be use coaxial cable, optical fiber cable, twisted-pair feeder, Digital Subscriber Line (DSL) or such as infrared ray, radio and microwave and so on wireless technology from website, server or other remote source, so the wireless technology of coaxial cable, optical fiber cable, twisted-pair feeder, DSL or such as infrared ray, wireless and microwave and so on be included in affiliated medium fixing in.As used in the present invention, dish (Disk) and dish (disc) comprise compression laser disc (CD), laser dish, laser disc, Digital Versatile Disc (DVD), floppy disk and Blu-ray Disc, the copy data of the usual magnetic of its mid-game, dish then carrys out the copy data of optics with laser.Combination above also should be included within the protection level of computer-readable medium.
In a word, the foregoing is only the preferred embodiment of technical solution of the present invention, be not intended to limit protection level of the present invention.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection level of the present invention.
Claims (4)
1. the method that under LTE network, finishing service is consulted, is characterized in that, comprising:
Moving exchanging center MSC receives the service request of first terminal, comprises the CAMEL-Subscription-Information of described first terminal in described request;
Judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information;
Expansion short message SMS form or unstructured supplementary service data USSD form, be encapsulated in described OTT account in SMS message or USSD message;
Described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal;
Wherein, the CAMEL-Subscription-Information of described first terminal comprises the mark of prioritizing selection OTT talking mode.
2. method according to claim 1, is characterized in that, when described first terminal is calling terminal, described second terminal is terminal called, and when described first terminal is terminal called, described second terminal is calling terminal.
3. the moving exchanging center MSC that under LTE network, finishing service is consulted, is characterized in that, comprising:
Receiving element, for receiving the service request of first terminal, comprises the CAMEL-Subscription-Information of described first terminal in described request;
Judging unit, for judging that according to described CAMEL-Subscription-Information described first terminal prioritizing selection OTT mode is conversed;
Acquiring unit, for obtaining the OTT account in described CAMEL-Subscription-Information;
Transmitting element, for described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal;
Wherein, described MSC also comprises:
Encapsulation unit, for expanding short message SMS form or unstructured supplementary service data USSD form, is encapsulated in described OTT account in SMS message or USSD message;
Wherein, the CAMEL-Subscription-Information of described first terminal comprises the mark of prioritizing selection OTT talking mode.
4. the system that under LTE network, finishing service is consulted, is characterized in that, comprise moving exchanging center MSC, first terminal and the second terminal, wherein,
Described MSC, for receiving the service request of first terminal, the CAMEL-Subscription-Information of described first terminal is comprised in described request, judge that described first terminal prioritizing selection OTT mode is conversed according to described CAMEL-Subscription-Information, obtain the OTT account in described CAMEL-Subscription-Information, described OTT account is sent to the second terminal, completes the service negotiation of described first terminal and described second terminal;
Described first terminal, for sending service request to described MSC, completes the service negotiation of described first terminal and described second terminal;
Described second terminal, for receiving the described OTT account that described MSC sends, completes the service negotiation of described first terminal and described second terminal;
Described MSC, also for expanding short message SMS form or unstructured supplementary service data USSD form, is encapsulated in described OTT account in SMS message or USSD message;
Wherein, the CAMEL-Subscription-Information of described first terminal comprises the mark of prioritizing selection OTT talking mode.
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| EP3198979A1 (en) * | 2014-09-17 | 2017-08-02 | Nokia Technologies OY | Emergency call handling using over-the-top services |
| CN104244338B (en) * | 2014-09-19 | 2016-04-06 | 努比亚技术有限公司 | Service negotiating method, system and communication terminal |
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| CN101964965A (en) * | 2009-07-23 | 2011-02-02 | 华为技术有限公司 | Method, device and system for returning voice call to circuit switching domain |
| CN102547629A (en) * | 2010-12-13 | 2012-07-04 | 中兴通讯股份有限公司 | Voice call rollback processing method, device and system |
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| US8553631B2 (en) * | 2010-09-30 | 2013-10-08 | Motorola Solutions, Inc. | Methods for reducing set up time for communications among multiple user equipment in a long term evolution system |
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| CN101964965A (en) * | 2009-07-23 | 2011-02-02 | 华为技术有限公司 | Method, device and system for returning voice call to circuit switching domain |
| CN102547629A (en) * | 2010-12-13 | 2012-07-04 | 中兴通讯股份有限公司 | Voice call rollback processing method, device and system |
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