CN102045217B - Method and system for monitoring multimedia service quality - Google Patents
Method and system for monitoring multimedia service quality Download PDFInfo
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- CN102045217B CN102045217B CN200910236155.4A CN200910236155A CN102045217B CN 102045217 B CN102045217 B CN 102045217B CN 200910236155 A CN200910236155 A CN 200910236155A CN 102045217 B CN102045217 B CN 102045217B
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Abstract
The invention discloses a method and system for monitoring the multimedia service quality. The method comprises the following steps that each data collection point of a transmission network collects multimedia service data, and the multimedia service data is synchronized by a clock and sent to a service database; the service database stores the multimedia service data; and an analysis platform calls the multimedia service data, carries out reduction analysis on the multimedia service data and acquires transmission quality information of a network segment corresponding to the data collection point. In each embodiment of the invention, each public interface point in a terminal side and a core network collects data, and then the analysis platform uniformly carries out reduction and quality performance analysis on the multimedia data so that service quality problem can be found can positioned accurately to be convenient for network maintenance.
Description
Technical field
The present invention relates to the data service field of the communications industry, relate in particular to a kind of multimedia service quality control method and system.
Background technology
The multimedia service of the end-to-end visual telephone of 3G and access 3G, as video mailbox, video conference etc., all the calling of the 3G-324M agreement initiated by the wireless terminal side of 3G, through core network side apparatus to the operation service in multimedia device in service network in the 3G wireless device of other one end or core net.Yet, because the information that multimedia file carries is more, causing whole file huger, and be subject to the restriction of bandwidth in communication network, the quality of multimedia service can be affected conventionally, and user's susceptibility declines.In above-mentioned situation, multimedia service monitoring becomes the technical problem that must solve of this area.Prior art can only be carried out the test of end-to-end wireless portion by two road detectors; Can know that visual telephone service is in signaling and the media quality situation of wireless both sides.
In realizing process of the present invention, inventor finds to have following defect in prior art multimedia service quality monitoring mode: when multimedia transmission quality breaks down, cannot locate the origination point of fault.
Summary of the invention
The object of the invention is to solve in prior art multimedia service quality monitoring mode, when multimedia transmission quality goes wrong, the defect of origination point that cannot orientation problem, a kind of multimedia service quality control method and device are proposed, to locate fast the fault point that causes multimedia transmission quality to go wrong and occur.
For achieving the above object, according to an aspect of the present invention, provide a kind of multimedia service quality control method, having comprised: each data collection point of transmission network has gathered multimedia service data, is sent to Service Database after clock synchronous; Service Database is stored multimedia service data; Analysis platform is transferred multimedia service data, and multimedia service data is carried out to regression analysis, obtains the transmission quality information of the corresponding network segment of data collection point.
Preferably, in the technical program, can also comprise: each data collection point collection network parameter and/or signaling message are sent to Service Database after clock synchronous; Service Database storage networking parameter and/or signaling message; Analysis platform is transferred network parameter and/or signaling message, according to network parameter and/or signaling message, obtains the transmission quality information of the corresponding network segment of data collection point.
In the technical program, signaling message comprises: 3G-324M signaling, SIP/IMS signaling, RTSP signaling, H.245 message, sip message, and/or RTSP message; Network parameter comprises packet loss, Jitter value, crc error, MOS numerical value, and/or VMOS value.
In the technical program, it is synchronous that each data collection point employing GPS or NTP carry out data clock; Each data collection point adopts drive test terminal or soft probe to carry out data acquisition according to Preset Time.
In the technical program, data collection point is positioned at air interface, Iub interface, IuPS interface, IuCS interface, NB interface, MC interface, NC interface and/or the Gi interface of drive test terminal, transmission network.
In the technical program, multimedia service comprises: video telephone, video message, video are shared, multimedia color ring back tone, video conference, or Streaming Media.
For achieving the above object, according to another aspect of the present invention, provide a kind of multimedia service Quality Monitoring Control System, comprise data collection point, Service Database, analysis platform, wherein: data collection point for gathering multimedia service data, is sent to Service Database after clock synchronous; Service Database, for storing multimedia service data; Analysis platform, for transferring multimedia service data, carries out regression analysis to multimedia service data, obtains the transmission quality information of the corresponding network segment of data collection point.
Preferably, in the technical program, data collection point also for collection network parameter and/or signaling message, is sent to Service Database after clock synchronous; Service Database, also for storage networking parameter and/or signaling message; Analysis platform, also for transferring network parameter and/or signaling message, according to network parameter and/or signaling message, obtains the transmission quality information of the corresponding network segment of data collection point.
In the technical program, it is synchronous that data collection point employing GPS or NTP carry out data clock; Each data collection point adopts drive test terminal or soft probe to carry out data acquisition according to Preset Time.
In the technical program, data collection point is positioned at air interface, Iub interface, IuPS interface, IuCS interface, NB interface, MC interface, NC interface and/or the Gi interface of transmission network.
In various embodiments of the present invention, each common interface point in end side and core net carries out data acquisition; Then unification is carried out multi-medium data by analysis platform reduction and capability and performance are analyzed, thereby find quality of service problem and accurately locate, thereby conveniently carry out network operation.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the present invention.Object of the present invention and other advantages can be realized and be obtained by specifically noted structure in the specification write, claims and accompanying drawing.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification,, jointly for explaining the present invention, is not construed as limiting the invention with embodiments of the invention.In the accompanying drawings:
Fig. 1 is the flow chart of the embodiment of the present invention one multimedia service quality control method;
Fig. 2 is the schematic diagram of the embodiment of the present invention one multimedia service quality control method;
Fig. 3 is the protocol stack structure of the embodiment of the present invention three multimedia service quality control methods;
Fig. 4 is the flow chart of the embodiment of the present invention three multimedia service quality control methods.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described, should be appreciated that embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
embodiment mono-
Fig. 1 is the flow chart of the embodiment of the present invention one multimedia service quality control method.As shown in Figure 1, the present embodiment comprises:
Step S102: each data collection point of transmission network gathers multimedia service data, is sent to Service Database after clock synchronous;
Step S104: Service Database is stored multimedia service data;
Step S106: analysis platform is transferred multimedia service data, carries out regression analysis to multimedia service data, obtains the transmission quality information of the corresponding network segment of data collection point.
Fig. 2 is the schematic diagram of the embodiment of the present invention one multimedia service quality control method.As shown in Figure 2, in the present embodiment, data collection point is positioned at air interface, Iub interface, IuPS interface, IuCS interface, NB interface, MC interface, NC interface and/or the Gi interface of transmission network.It is synchronous that each data collection point employing GPS, NTP or other methods of synchronization are carried out data clock; Adopt drive test terminal or soft probe to carry out data acquisition according to Preset Time.Multimedia service comprises: video telephone, video message, video are shared, multimedia color ring back tone, video conference, or Streaming Media.
In the present embodiment, each common interface point in end side and core net gathers multimedia service data; Then the capability and performance that unification is carried out multimedia service data by analysis platform is analyzed, thereby finds quality of service problem and accurately locate, thereby conveniently carries out network operation.
embodiment bis-
The present embodiment, by the basis at embodiment mono-, increases the collection of network parameter and/or signaling message and analysis, thereby can evaluate more accurately the transmission quality information of each network segment.
Step S202: each data collection point of transmission network gathers multimedia service data, network parameter, signaling message, is sent to Service Database after clock synchronous;
Step S204: Service Database is stored multimedia service data, network parameter, signaling message;
Step S206: analysis platform is transferred multimedia service data, network parameter, signaling message, carries out regression analysis to multimedia service data, in conjunction with corresponding network parameter and signaling message, obtains the transmission quality information of the corresponding network segment of data collection point.
In the present embodiment, signaling message comprises: 3G-324M signaling, SIP/IMS signaling, RTSP signaling, H.245 message, sip message, and/or RTSP message; Network parameter comprises packet loss, Jitter value, crc error, MOS numerical value, and/or VMOS value.In actual scene, also can adopt separately signaling message to analyze in conjunction with multimedia service data, or Adoption Network parameter be analyzed separately in conjunction with multimedia service, if thought according to the invention, within all should being included in protection scope of the present invention.
Take streaming media service as example, from end side and each interface of core-network side, as Iub, IuPS, IuCS, NB, MC, NC, Gi etc., utilize instrument or soft probe to gather streaming media service and carry out clock synchronous, be then saved in Service Database; Analysis platform carries out regression analysis to the data of each collection point respectively, and the signaling message that business is used is analyzed, and signaling message is as 3G-324M, SIP/IMS, RTSP; H.245, SIP Message, RTSP Message etc.; To voice and video, i.e. the packet loss of RTP/RTCP packet on each section of network, Jitter, the VMOS numerical value after the MOS numerical value after crc error and voice data decompress and video data decompress is analyzed and is added up; Thereby find out problem origination point in 3G visual telephone service and multimedia service.
Simultaneously, relevant wireless and network parameter core net common interface is also kept in Service Database at a certain time interval, while there are quality problems, analysis platform can be searched point and the network parameter of common interface correlation time, contrasts reference value and finds problem occurrence cause.
The present embodiment, on the basis of embodiment mono-, not only carries out regression analysis to multimedia service data, and carries out the transmission quality analysis of a network segment in conjunction with network parameter and signaling message.The present embodiment has whole beneficial effects of embodiment mono-, and the information of obtaining more comprehensively, and location fault is more accurate.
embodiment tri-
The present embodiment is by the basis of the various embodiments described above, and the present invention is described in detail as example for the visual telephone business of take in 3G network.Fig. 3 is the protocol stack structure of the embodiment of the present invention three multimedia service quality control methods.As shown in Figure 3, visual telephone business is mainly deferred to 3G-324M agreement, and main sub-protocol and the process of 3G-324M have: error code Resume service; H.223 multiple connection/tap agreement; H.245, ITU-T calls out control; The optional codec adopting: the simple framework of MPEG-4, for video H.263 with for the adaptive multi-rate (AMR) of audio frequency.Wherein, H.245 provide following functions: principal and subordinate's judgement; Function exchange; Logic channel management; Multi-meter management; Pattern changes request and various command and indication.Fig. 4 is the flow chart of the embodiment of the present invention three multimedia service quality control methods.As shown in Figure 4, the present embodiment comprises:
Step S302:UEA sends out SETUP message to MSC SERVER A, and in the BC_IE cell (Bearer Capability Identity Element) that carries in message, ITC is ' UDI ', ORA is ' H.223 & is H.245 ';
Step S304:MSC SERVER A obtains after called MSRN, to calling terminal, initiates Call_Proceeding;
Step S306:MSC SERVER A initiates SRI request to HLR B;
Step S308:HLR B gets roaming number to the called MSC SERVER B adhering to;
Step S310:MSC SERVER B returns to roaming number to HLR B, if MSCSERVER B supports pre-paging, at this moment can first initiate to return to roaming number after pre-paging process again;
Step S312:HLR B returns to the routing iinformation of UE B by SRI_ACK (MSRN) message to MSC SERVER A;
Step S314:MSC SERVER A initiates ISUP IAM message to MSC SERVER B; The CLIP service if called subscriber has contracted, needs to carry calling number in ISUP IAM message;
Step S316: if do not initiate pre-paging when getting roaming number, MSC SERVERB initiates paging request message to UE B;
Step S318:UE B returns to page-response message;
Step S320:MSC SERVER B sends out SETUP message to UE B, and in the BC_IE cell carrying in message, ITC is ' UDI ', ORA is ' H.223 & is H.245 ';
Step S322:UE B returns to CALL CONFIRMED message, does not carry new BC_IE, and expression can support that VP is called;
Step S324: after called terminal ringing, UE B returns to ALERTING message to MSC SERVER B;
Step S326:MSC SERVER B returns to ISUP ACM message to MSC SERVER A;
Step S328:MSC SERVER A returns to ALERTING message to UE A; Note, because VP business is also a kind of data loading service, 3GPP consensus standard up to the present, while not yet being defined in VP calling, how to put ring-back tone, so exhale in VP flow process at standard VP, MSC SERVER B or MSC SERVER A are not put ring-back tone to caller, and UE A plays common ring-back tone according to ALERTING message to calling subscriber;
Step S330: after called off-hook, UE B returns to CONNECT message to MSC SERVER B;
Step S332:MSC SERVER B returns to ISUP ANM to MSC SERVER A;
Step S334:MSC SERVER B returns to CONNECT ACK message to UE B;
Step S336:MSC SERVER A sends out CONNECT message to UE A;
Step S338:UE A returns to CONNECT ACK message to MSC SERVER A;
Step S340:H.245 process of establishing: UE A and UE B carry out end to end terminal capabilities set H.245 negotiation, negotiation that H.245 principal and subordinate determines, H.245 send the negotiation of multi-meter, and open H.245 audio frequency, video logic passage; UEA and UEB can carry out conversation on video telephone;
Step S342: terminal both sides converse;
Step S344:H.245 demolishing process, closes H.245 audio frequency, video logic passage between UEA and UEB, finish H.245 session, and the resource of calling and called user face is all removed;
Step S346: suppose the first end call of UEA, initiate DISCONNECT clear message to MSC SERVER A;
Step S348:MSC SERVER A sends out ISUP REL message to MSC SERVER B, and callee side is removed in request;
Step S350:MSC SERVER B initiates DISCONNECT clear message to UE B;
Step S352:MSC SERVER B returns to ISUPRELEASE COMPLATE to MSC SERVER A;
Step S354:MSC SERVER A sends out RELEASE message to UE A;
Step S356:UE A returns to RELEASECOMMPLETE message to MSC SERVER A;
Step S358:UE B sends out RELEASE releasing request message to MSC SERVER B;
Step S360:MSC SERVER B returns to RELEASECOMMPLETE message to UE B.
Above-mentioned is the signaling process figure of video-phone, we can locate to arrange data collection point at drive test terminal, RNC, Iub mouth, Iu mouth, Mb mouth, Mc mouth etc., gather business datum and the signaling data of visual telephone, after clock synchronous, at Service Database, store, there is analysis platform to reduce to voice data and video data, the analyzing and processing of the line correlation of going forward side by side.Analyzing and processing according to mainly comprising:
One, tone frequency estimation: PESQ (ITU-T is P.862), MOS marking, 1-5 shows different voice qualities;
Two, video evaluation and test pattern: subjective, objective
1) subjective evaluation and test: carry out subjectivity marking by tester's actual observation and to video;
2) objective evaluating, according to Full Reference (ITU-T J.144); ReducedReference (ITU-T J.143); After No-Reference (ETSI TR 101-290) reduces to original video image, evaluate;
Three, PEVQ:(VQEG) the general a kind of assessment mode of industry, comprises the factors of evaluation such as KPI:PEVQScore, Delay, Brightness, Contrast, Distortion Indicators.
The present embodiment is illustrated multimedia service quality control method in conjunction with concrete business, and the details of realization can be with reference to the related description of embodiment mono-, embodiment bis-, and has whole beneficial effects of above-described embodiment, no longer repeats herein.
embodiment tetra-
As shown in Figure 2, the present embodiment provides a kind of multimedia service Quality Monitoring Control System, comprises data collection point, Service Database, analysis platform.Wherein: data collection point for gathering multimedia service data, is sent to Service Database after clock synchronous; Service Database, for storing multimedia service data; Analysis platform, for transferring multimedia service data, carries out regression analysis to multimedia service data, obtains the transmission quality information of the corresponding network segment of data collection point.
In addition, data collection point also for collection network parameter and/or signaling message, is sent to Service Database after clock synchronous; Service Database, also for storage networking parameter and/or signaling message; Analysis platform, also for transferring network parameter and/or signaling message, according to network parameter and/or signaling message, obtains the transmission quality information of the corresponding network segment of data collection point.
In the present embodiment, it is synchronous that data collection point employing GPS or NTP carry out data clock; Each data collection point adopts drive test terminal or soft probe to carry out data acquisition according to Preset Time.Data collection point is positioned at air interface, Iub interface, IuPS interface, IuCS interface, NB interface, MC interface, NC interface and/or the Gi interface of transmission network.For TD-SCDMA network, above-mentioned air interface is U
uinterface.
The method that the present embodiment multimedia service Quality Monitoring Control System is realized can be with reference to the related description of embodiment mono-, embodiment bis-, embodiment tri-, and has whole beneficial effects of above-described embodiment, no longer repeats herein.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can complete by the relevant hardware of program command, aforesaid program can be stored in read/write memory medium, this program, when carrying out, is carried out the step that comprises said method embodiment; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc, CD, network node, schedulers.
Finally it should be noted that: the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a multimedia service quality control method, is characterized in that, comprising:
Each data collection point of transmission network gathers multimedia service data, is sent to Service Database after clock synchronous;
Service Database is stored described multimedia service data;
Analysis platform is transferred described multimedia service data, and described multimedia service data is carried out to regression analysis, obtains the transmission quality information of the corresponding network segment of described data collection point; The network parameter of wireless and core net common interface is also kept in Service Database with the time interval of setting, and while there are quality problems, analysis platform can be searched point and the network parameter of common interface correlation time, contrasts reference value and finds problem occurrence cause;
Specifically comprise:
Described each data collection point collection network parameter and/or signaling message are sent to Service Database after clock synchronous;
Network parameter and/or signaling message described in described business datum library storage;
Analysis platform is transferred described network parameter and/or signaling message, according to the multimedia service data of transferring, in conjunction with corresponding network parameter and/or signaling message, described multimedia service data is carried out to regression analysis, obtain the transmission quality information of the corresponding network segment of described data collection point.
2. method according to claim 1, is characterized in that:
Described signaling message comprises: 3G-324M signaling, SIP/IMS signaling, RTSP signaling, H.245 message, sip message, and/or RTSP message;
Described network parameter comprises packet loss, Jitter value, crc error, MOS numerical value, and/or VMOS value.
3. method according to claim 1 and 2, is characterized in that, it is synchronous that described each data collection point employing GPS or NTP carry out data clock; Each data collection point adopts drive test terminal or soft probe to carry out data acquisition according to Preset Time.
4. method according to claim 1 and 2, is characterized in that, described data collection point is positioned at air interface, Iub interface, IuPS interface, IuCS interface, NB interface, MC interface, NC interface and/or the Gi interface of drive test terminal, transmission network.
5. method according to claim 1 and 2, is characterized in that, described multimedia service comprises: video telephone, video message, video are shared, multimedia color ring back tone, video conference, or Streaming Media.
6. a multimedia service Quality Monitoring Control System, is characterized in that, comprises data collection point, Service Database, analysis platform, wherein:
Data collection point for gathering multimedia service data, is sent to Service Database after clock synchronous;
Service Database, for storing described multimedia service data;
Analysis platform, for transferring described multimedia service data, carries out regression analysis to described multimedia service data, obtains the transmission quality information of the corresponding network segment of described data collection point;
Data collection point also for collection network parameter and/or signaling message, is sent to Service Database after clock synchronous;
Service Database, also for storing described network parameter and/or signaling message;
Analysis platform, also for transferring described network parameter and/or signaling message, according to the multimedia service data of transferring, in conjunction with corresponding network parameter and/or signaling message, described multimedia service data is carried out to regression analysis, obtain the transmission quality information of the corresponding network segment of described data collection point; The network parameter of wireless and core net common interface is also kept in Service Database with the time interval of setting, and while there are quality problems, analysis platform can be searched point and the network parameter of common interface correlation time, contrasts reference value and finds problem occurrence cause.
7. system according to claim 6, is characterized in that, it is synchronous that described data collection point employing GPS or NTP carry out data clock; Each data collection point adopts drive test terminal or soft probe to carry out data acquisition according to Preset Time.
8. system according to claim 6, is characterized in that, described data collection point is positioned at air interface, Iub interface, IuPS interface, IuCS interface, NB interface, MC interface, NC interface and/or the Gi interface of drive test terminal, transmission network.
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| CN103997787B (en) * | 2013-02-18 | 2017-11-03 | 中国移动通信集团浙江有限公司 | A kind of inside and outside signaling interface agreement flow correlating method and system |
| CN109994128B (en) * | 2017-12-30 | 2021-06-04 | 中国移动通信集团贵州有限公司 | Voice quality problem positioning method, device, equipment and medium |
| CN111614954A (en) * | 2020-05-15 | 2020-09-01 | 腾讯科技（深圳）有限公司 | Index acquisition processing method and device for streaming media, computer and storage medium |
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| EP1014624A1 (en) * | 1998-12-22 | 2000-06-28 | TELEFONAKTIEBOLAGET LM ERICSSON (publ) | Multiple access communication system |
| CN1511406A (en) * | 2001-03-27 | 2004-07-07 | �������(ŷ��)�ɷ�����˾ | Method for achieving end-to-end quality of service negotiation for distributed multimedia applications |
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| CN101272216B (en) * | 2007-03-20 | 2011-07-20 | 北京中创信测科技股份有限公司 | Speech analyzing method and system, speech capturing front end machine |
| CN101217593B (en) * | 2008-01-16 | 2011-10-26 | 中兴通讯股份有限公司 | A performance test device and method of signaling transmission network |
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| CN1109695A (en) * | 1993-05-10 | 1995-10-04 | 塔里根特公司 | Multimedia synchronization system |
| EP1014624A1 (en) * | 1998-12-22 | 2000-06-28 | TELEFONAKTIEBOLAGET LM ERICSSON (publ) | Multiple access communication system |
| CN1511406A (en) * | 2001-03-27 | 2004-07-07 | �������(ŷ��)�ɷ�����˾ | Method for achieving end-to-end quality of service negotiation for distributed multimedia applications |
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