CN1324923C - Method of predicting mobile applied communication quality - Google Patents
Method of predicting mobile applied communication quality Download PDFInfo
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- CN1324923C CN1324923C CNB2004100267714A CN200410026771A CN1324923C CN 1324923 C CN1324923 C CN 1324923C CN B2004100267714 A CNB2004100267714 A CN B2004100267714A CN 200410026771 A CN200410026771 A CN 200410026771A CN 1324923 C CN1324923 C CN 1324923C
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Abstract
The present invention relates to a method for predicting the quality of mobile application communication, which comprises the steps that A, a communication base used for the evaluation of the practical communication quality of given positions and time point networks is built at a mobile terminal/server system, the field of the communication quality base is composed of communication quality measuring indexes of application layers, and the communication quality base uses positions and time as main key values; B, the mobile terminal uses positions or positions and time as indexes through a positioning system to query the communication quality base to obtain predicting values reflecting the communication quality of a network under the current communication environments. The method also comprises the step of collecting the information of communication quality in real time in an application process to dynamically update the communication quality base. When used for predicting the communication quality of given positions and time, the method of the present invention has the advantages of accuracy and high reliability coefficients.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of measurement and Forecasting Methodology that is used for moving communicating field to mobile application communication quality.
Background technology
Along with the develop rapidly of mobile communication technology, moving communicating field has been main by voice communication, progressively turns to data communication and multimedia communication.The wireless access environment of wide area mobile communication system is very complicated, and radio spectrum resources is limited, and the signal to noise ratio of Radio Link is than wire link poor signal to noise, easier being interfered.Postpone greatly, shake is big, packet loss is high, limited bandwidth, control complexity are the characteristics of present wide area mobile data communication.Aspect wireless communications environment, the geographical environment of various places, city layout, building form, base station distribution, customer group distribution, user mobility distribution, applied business distribution etc. all have very big influence to communication quality in time-domain and spatial domain.For example: newly-built sub-district, urban operating mechanism etc., can cause that the distribution of customer group and the distribution of traffic carrying capacity change, to strengthen in the competition of these regional radio channel resources, traffic carrying capacity increases; Equally, removal and resettlement etc. can make the competition of corresponding regional radio channel resource weaken, and traffic carrying capacity reduces; The and for example network optimization and network upgrade can cause that radio link quality improves, channel increases, the raising of the communication quality of mobile data applications; And the release of new business can cause the variation that customer group and service application distribute, to the variation of wireless link channel resource requirement; Above-mentioned these factors all can exert an influence to the communication quality of mobile data applications.In the Wireless Telecom Equipment part, producer's equipment difference that various places operator adopts, according to the optimization difference that local condition carries out, messaging parameter is the variation of life period territory and spatial domain also, and also there is the difference of region and equipment aspect in therefore actual communication quality.In the wide area mobile communication system is to set up the QoS mechanism of mobile communication system, and a measurement and prediction will be arranged mobile network's communication quality, could provide the communication quality foundation for the control of application and communication quality like this.
At present, the operator of mobile communications network provider with before, or after the network optimization and the upgrading, can finish the test of communication quality.Mobile communication network operator is used for weighing the index of communication quality, and Radio Link partly comprises: quality index such as signal strength signal intensity, field strength distribution, received power, transmitted power, channel width distribution, the error rate, frame error rate, coverage; Network portion comprises: the quality index such as download/upload data throughout of call completing rate, cutting off rate, calling establishment time delay, access duration, propagation delay time, Link layer/network layer/application layer, and cooperate GPS (GlobalPositioning System global positioning system) information and GIS (GIS GeographicalInformation System GIS-Geographic Information System) system, set up location-based communication quality storehouse.But the communication quality test majority of mobile operator is that carry out inside, and communication quality majority as a result is underground; The index of communication quality is at link and network portion is very detailed and comprehensively, mainly consider the effect of public correspondence aspect data throughout, and to concrete application, especially the reference of special applications and directiveness are low; The degree of specialization of test is very high, and testing tool, equipment etc. is a special equipment, and method of testing needs the cooperation of mobile network inside, and for the application system of reality, operability is low; The test surfaces of communication quality is not considered the demand and the characteristics of concrete service application to public service.The third party of non-moving operator also is concerned about communication quality for certain purpose, and communication quality is tested.According to the purpose difference of test, the index set of communication quality is also different.At mobile network's test, the test class of result and mobile operator seemingly.At moving the test of using, the communication quality measurement index also comprises based on data throughout and the availability index used.Cooperate GPS information and generalized information system, set up the location-based communication quality storehouse relevant with application.Third party test can be satisfied the initial testing of application clientization, but owing to the reasons such as lasting tracking of cost factor and communication quality, operability and adaptability are low.All have following problems no matter be the mobile operator or the third party of non-moving operator for the prior art scheme of the test of communication quality: 1) the communication quality test is based on positional information, does not consider the notion of time-domain; The communication quality index is a sampled point in time-domain, can not reflect continuation and the periodically communication efficiency of (day, week etc.) variation in time.In actual applications, when customer group distribution, mobility and service distribution change in time, can exert an influence to the communication quality of concrete service application, the communication quality index of having surveyed can not reflect actual effect comprehensively.2) the communication quality test was finished in a period of time, the communication efficiency in the reflection test period.After test is finished, in for a long time, no longer test.During this period, because the change of wireless communications environment (increasing the network optimization, architectural composition, user distribution etc. as the base station), corresponding variation also can take place in communication quality and effect.The communication quality index of having surveyed can not reflect these dynamic changes, can only embody when testing next time, to the low-response of actual change.Because the communication quality index of prior art scheme can only reflect the location-based communication quality in the test period, do not reflect the variation of time-domain, can not be reflected in the effect and the variation of the communication quality after the test, based on this, prediction is when the communication quality of given position and time point, with a low credibility, can not satisfy user's demand.
Summary of the invention
The objective of the invention is, by making up a communication quality database with position and the actual communication quality of closely-related assessment network of time, and portable terminal is in communication process, with position, position and time is the communication quality data of the current communication environment of search index, and with this predicted value, thereby a kind of position-based and time prediction mobile communication method for quality are provided as current location and time point communication quality.
Another object of the present invention is, by collection communication quality information in real time in application process, upgrades the communication quality storehouse dynamically, in time reflects the variation of communication quality, has higher confidence level when the prediction communication quality.
The present invention solves the problems of the technologies described above the technical scheme that is adopted to be:
The mobile application communication method for quality of a kind of prediction, it is used for portable terminal/server system, described method comprises: A, make up a communication quality storehouse that is used to estimate given position and the actual communication quality of time point network at portable terminal/server system, described communication quality storehouse with position and time as Major key; B, described portable terminal by navigation system with position or position and time as index, inquire about described communication quality storehouse, obtain under the current communication environment predicted value based on the reflection network communication quality of empirical value; Described steps A comprises following concrete steps:
A1, the geographic area of using the place is divided into grid and described grid is numbered, as the positional information of location field in the described communication quality storehouse; Being divided between round-the-clock the different time intervals, determine the time sampling point;
A2, formulate test plan according to described grid and time sampling point;
The mobile terminal side that A3, actual measurement are used and the measurement application communication quality data of server side;
A4, through repeatedly measuring and described data being handled, the measurement index of the aspect that is applied communication quality is as communication quality storehouse quality evaluation field;
A5, the described communication quality of the described measurement index typing storehouse that will obtain.
Described method is characterized in that: described method also comprises the data that dynamically update described communication quality storehouse according to the cycle of determining, it comprises the steps:
C, in the described update cycle, portable terminal is regularly gathered the practical communication qualitative data, the information of various states in the record different time location point practical application communication process;
D, the described information that will record are screened and are handled, and obtain meeting the data result of described measurement index as the data source of upgrading described communication quality storehouse;
E, described data result upgrade described communication quality storehouse after evaluating system is handled.
Described method, wherein: described evaluating system adopts average weighted algorithm process to described data result and the communication quality storehouse legacy data that dynamically updates at every turn, and what described communication quality lab setting was determined dynamically updates the cycle.
Described method, wherein: the field in described communication quality storehouse comprises: mobile terminal side transmission communication quality grade, mobile terminal side received communication credit rating, mobile terminal side send data throughout, mobile terminal side receives data throughout, server side transmission communication quality grade, server side received communication credit rating, server side transmission data throughout, server side reception data throughout, call successful rate, outage probability, interrupt type distribution, loop time delay, signal strength signal intensity, received power, transmitted power.
Described method, wherein: described data throughout is calculated by the following method:
When calculating with portable terminal, described portable terminal is being connected under effective situation with the Socket of server, and described transmission data throughout is not for putting under the sky situation average data transmission rate in the fixing duration to send buffering area; Described reception data throughout is the average received speed that receives continuously under the data cases in the fixing duration;
When calculating with server end, described server is being connected under effective situation with the Socket of portable terminal, and described transmission data throughout is not for putting under the sky situation average data transmission rate in the fixing duration to send buffering area; Described reception data throughout is the average received speed that receives continuously under the data cases in the fixing duration.
Described method, wherein: the described query communication quality of step B storehouse can be realized with server mode, described communication quality lab setting is at background server or private server is set finishes associative operation, when realizing the inquiry of communication quality by server side, described step B comprises the steps:
B1: described server is realized the mobile terminal locations inquiry of server side;
B2: described portable terminal or wireless carriers are returned the positional information of portable terminal;
B3: described server dislocation information format, inquire about described communication quality storehouse;
B4: the described portable terminal of described server lookup is at the communication quality class information of current location, time point;
B5: described server sends to portable terminal with described communication quality class information.
Described method, wherein: the described query communication quality of step B storehouse can be realized with server mode, described communication quality lab setting is at background server or private server is set finishes associative operation, when realizing the inquiry of communication quality by mobile terminal side, described step B comprises the steps:
B1: described portable terminal is realized the position enquiring of end side;
B2: described portable terminal is inquired about to described server requests communication quality library information;
B3: described server dislocation information format, inquire about described communication quality storehouse;
B4: the described portable terminal of described server lookup is at the communication quality class information of current location, time point;
B5: described server sends to described portable terminal with described communication quality class information.
Described method, wherein: the described query communication quality of step B storehouse can realize that described communication quality library storage is resolved and realized in this locality in described portable terminal inside with terminal pattern.
Described method, wherein: described method also comprised according to the cycle of determining regularly upgrades described communication quality storehouse, the steps include:
The step of F, repeating said steps A2 to A4;
G, described steps A 4 described measurement indexs are handled the described communication quality of renewal storehouse, back through evaluating system.
Described method, wherein: described evaluating system upgrades the described measurement index and the communication quality storehouse legacy data that obtain to each timing and adopts average weighted algorithm process; The cycle of dynamically updating in described communication quality storehouse is set to 1 year or 6 months or starts regularly refresh routine after particular event.
Described method, wherein: described communication quality storehouse adopts Client to realize that described communication quality lab setting is at background server, wherein:
Mobile terminal client terminal comprises: as the positional information parsing module of the positional information of resolving described portable terminal; Time resolution module as the temporal information of resolving described portable terminal; As the quality information parsing module of gathering the practical communication qualitative data; With noting down and communicate by letter LOG and the communication quality enquiry module of uploading the communication quality information that collects;
Described background server comprises: as the positional information parsing module of the positional information of resolving described portable terminal; Time resolution module as the temporal information of resolving described portable terminal; LOG storehouse and quality information service module with the described portable terminal collection communication quality information of noting down; Described quality information service module matches with the described communication quality enquiry module of portable terminal, finishes the inquiry to communication quality information.
Beneficial effect of the present invention is: because the inventive method is when initial construction communication quality storehouse, just introduced the notion of time-domain, promptly be provided with a plurality of time sampling points in 24 hours in whole day, to the collection of communication quality data not only the position-based factor also based on time factor, because the communication quality data of measuring comprise the influence that the time changes, therefore with the predicted value of data of database, more accurate as communication quality; Simultaneously, because behind initial construction communication quality storehouse, by in application process, measuring in real time, the collection communication data Quality, through screening, statistical disposition, the dynamic communication quality storehouse of upgrading, can reflect in time that communication quality historic change and the locality communication quality cycle in time changes, variation to communication environment has very strong adaptive faculty, therefore, when prediction given position and the communication quality of time, has higher confidence level, for the measure that realizes reliability communication provides foundation and support.
The inventive method is owing to pay close attention to the communication quality of application, simplified the measuring quality index of radio link layer and network layer, stress to weigh the index of application communication quality and strong operability, and its method of testing is easy, reduce and avoided specialized communication quality test, therefore reduced the complexity of test, improved operability, make method of the present invention more practical, easy to implement.
Description of drawings
Fig. 1 makes up and upgrades the flow chart of communication quality storehouse method for the present invention
Fig. 2 is the structure in communication quality storehouse and upgrades block diagram
Fig. 3 A is the schematic diagram that server side is realized the communication quality inquiry
Fig. 3 B is the schematic diagram that mobile terminal side is realized the communication quality inquiry
Fig. 4 is a communication quality storehouse Client schematic diagram
Embodiment
With embodiment the present invention is described in further detail with reference to the accompanying drawings below:
The present invention is used for portable terminal/server system, at first pays close attention to the communication quality of application, define the index of weighing the mobile communication quality from application point, and the method for testing of this measurement index is easy, and is workable; Pass through initial construction, obtain being Major key, being used for assessing the communication quality database of the actual communication quality of network with position and time, the field of this database has comprised the index of weighing the mobile communication quality, also introduce the notion of time-domain simultaneously, can reflect the communication quality of service application on spatial domain and time-domain; Portable terminal is in communication process, utilize the positioning function of server side and end side, utilize position, position and time communication quality information as the current communication environment of search index, the historical communication quality data that obtain current location and time point as a reference, simultaneously as predicted value, the related measure that cooperates other is for the measure that realizes reliability communication provides foundation and support.In the methods of the invention, described communication quality database is no longer as the prior art scheme, the communication quality data are finished once test, in for a long time, no longer test, data in the database only reflect the effect in the test period, but in application process real-time collection communication quality information, after the information via processing that collects, as the data source of upgrading the communication quality storehouse, the dynamic communication quality storehouse of upgrading, the variation of reflection communication quality in time makes the inventive method when the prediction communication quality, has higher confidence level.
The communication quality storehouse that obtains by initial construction is a relevant database, with position and time be Major key, with position, position and time be index, the quality information field of database comprises: mobile terminal side transmission, received communication credit rating and data throughout, server side transmission, received communication credit rating and data throughout, call successful rate, outage probability, interrupt type distribution, loop time delay, signal strength signal intensity, received power, transmitted power etc.Wherein: call successful rate is at the number of times of current location and time point access success and the ratio of call count; Outage probability is the ratio at current location and time point interruption times and sampling total degree; It is the percent value of various interrupt types that interrupt type distributes; The loop time delay is that portable terminal issues a request to and receives that server confirms (minimum/average/maximum) the loopback stand-by period; Data throughout is that described fixedly duration is by the disposal ability decision of demands of applications, business characteristic and terminal with the average data receiving velocity of application layer in the fixing duration and data transmission rate definition; The communication quality grade is to weigh the quantizating index that satisfies the application communication demand, be divided into and send grade and receive grade, wherein: send communication, levels=INT[(actual measurement and send data throughout/application layer transmission traffic rate) * N], received communication grade=INT[(actual measurement receives data throughout/application layer received communication speed) * N], the drive test data throughput when measured data throughput is structure communication quality storehouse and the statistical value of the measurement data throughput in the actual application, application layer communication speed is to satisfy the traffic rate of application demand, N is the number of levels of divided rank, INT[] be bracket function.
In above-mentioned communication quality measurement index, data throughout is from user and application point of view, weigh the important indicator of communication quality of communication systems, be to be the function of variable with the various factors, if be formulated, data throughout (bps)=F (position, time, base station, customer group, mobility then.。。。。。), data throughout can be calculated with two kinds of methods: first method is the portable terminal measuring and calculating: be connected under effective situation with the Socket of server, send data throughout and be to send buffering area and do not put under the sky situation average data transmission rate in the fixing duration, receive data throughout and be the average received speed that receives continuously under the data cases in the fixing duration; Second method is the server end measuring and calculating: be connected under effective situation with the Socket of portable terminal, sending data throughout and do not put under the sky situation to send buffering area, fixedly the average data transmission rate in the duration; Receive data throughout and be the average received speed that receives continuously under the data cases in the fixing duration.Because the present invention is from the angle of the communication quality of concern application, define the index of above-mentioned measurement application communication quality and strong operability, and its method of testing is easy, reduce and avoided specialized communication quality test, therefore reduce the complexity of test, improved operability.
The method in the described communication quality of initial construction storehouse as shown in Figure 1 and Figure 2, the communication quality storehouse can realize also can utilizing the data with existing structure to obtain with the method for autonomous structure: cooperate GIS-Geographic Information System, the geographic area of using the place is divided into the grid of n * n, here the numerical value of n is according to the precision of application requirements, the translational speed and the frequency of portable terminal, factor such as disposal ability and processing time is determined, can be established n=2000/1000/500 rice etc.; Grid is numbered, as the positional information of location field in the communication quality storehouse.Obtaining of positional information can be adopted gps system, or the wireless location information that provides of the operator of portable terminal place network.Positional information is converted to the gridding information in the communication quality storehouse.The sampled point of time is determined according to the factors of using such as time response, permissible accuracy, disposal ability and processing time.General consideration is spaced apart 1 hour, and whole day can be divided into different brackets in 24 hours, adopted different intervals.
According to area grid and the sampled point of the time of pressing, work out test plan, mobile terminal side and server side throughput data that actual measurement is used, communication interruption situation, communication quality data such as the type of interruption and the distribution frequency.Repeatedly measure the back and handle throughput data, obtain average and variance with statistical method, and indexs such as definite communication quality grade, outage probability, interrupt type and distribution, typing communication quality rating database as a result.
Described communication quality storehouse also can utilize the data with existing structure to obtain, its method is: utilize the result of mobile operator or third party test, through format conversion, statistics, after the screening, typing communication quality storehouse: positional information is converted to the gridding information in communication quality storehouse; Temporal information is replenished the regular hour section by test case; If field does not have corresponding data in the communication quality storehouse, temporarily put sky.
In actual applications, the network optimization, network upgrade, customer group variation, mobile data services variation etc. all can exert an influence to the communication quality grade, and the communication quality storehouse needs dynamically to keep upgrading, the availability of reflection practical application.One of the technical program notable feature compared to existing technology is exactly behind initial construction communication quality storehouse, by measuring in real time in application process, the collection communication data Quality is through screening, statistical disposition, the dynamic communication quality storehouse of upgrading can be reflected the variation of communication quality rapidly.Described communication quality storehouse update method as shown in Figure 1 and Figure 2.The update method of practical application is: determine that the update cycle is (as 1 week, January,) the information record of various states in the practical application communication process in the record update cycle, binding site and temporal information, screening conditions (the measuring and calculating standard that meets aforesaid data throughout) are set, the result handles with statistical method, obtain average and variance, and definite communication quality grade and data such as outage probability, interrupt type and distribution, as communication quality data of database source, after evaluating system is handled, new database more.The update method of this practical application by collection communication quality information in actual applications, dynamically updates the communication quality storehouse after the statistical disposition, in time reflect the historic change of communication quality, can be reflected in time continuity and periodically on variation; By different dynamically updating the cycle (as week, the moon etc.) is set, realize to accomplish timely response simultaneously to using the different responsiveness of environmental change, can avoid the influence of accidental factor again, therefore, when the communication quality of prediction given position and time point, has higher confidence level.Also has a kind of timing update method, see Fig. 1: after determining update cycle (as half a year, 1 year) or particular event (as network upgrade, extensive optimization),, implement behind the formulation test plan according to the building method in communication quality storehouse, the result after evaluating system is handled, new database more.In the process that the communication quality storehouse is upgraded, the variation of practical application effect should be in time reflected in the communication quality storehouse, keeps relative stability again; Therefore the needs assessment system adopts average weighted algorithm process to the result and the historical data of each renewal, constructs new communication quality storehouse: not needs assessment of initial construction; Suggestion timing data updated is weights 0.6 as a result, legacy data weights 0.4; Suggestion practical application data updated is weights 0.3 as a result, legacy data weights 0.7, and weights can be determined according to concrete actual conditions.Because the communication quality storehouse dynamically updates in time and changes, and need control version.Version number's form can be distinguished with AA.BB.CC (number format), from being major version number, the variation that reflection is regularly upgraded; BB is a sub-version number, the variation that the reflection practical application is upgraded; CC is a revision number, the variation of reflection result revision.
As the specific embodiment of the present invention, the renewal in communication quality storehouse and inquiry can adopt Client to realize.As shown in Figure 4, the communication quality warehouse compartment is realized the function of client and server end in the background server end by software module.Mobile terminal client terminal includes: positional information parsing module, temporal information parsing module, quality information acquisition module, communication LOG, communication quality enquiry module.Described positional information parsing module has three kinds of implementations, can select and determines according to different application demands, and three kinds of modes of this module are that portable terminal is by GPS, in local parsing; Mobile operator provides positioning service, and the mobile terminal side inquiry mobile network resolve; Mobile operator provides positioning service, and the server side inquiry mobile network resolve.Described temporal information parsing module is by system clock, or the network timing business realizing; Described quality information acquisition module is according to application demand, by the local cycle collection, timing acquiring or server triggers mode realize, the information of gathering comprises: mobile terminal side transmission, received communication credit rating and data throughout, server side transmission, received communication credit rating and data throughout, call successful rate, outage probability, interrupt type distribution, loop time delay, signal strength signal intensity, received power, transmitted power etc.The loop time delay realizes that by the PING mechanism of IP access success, call failure, signal strength signal intensity, received power, transmitted power etc. are by the AT/AT expansion instruction set of communication module, or the api interface of communication module obtains.Described communication LOG is used for the communication quality information of record acquisition and the communication LOG storehouse of the side of regularly uploading onto the server, and the mode of uploading can adopt data channel, or the mode of regular backstage loading data.Described communication quality enquiry module cooperates with the quality information service module of server end, finishes the inquiry of communication quality information.The background server end includes: positional information parsing module, temporal information parsing module, communication LOG storehouse, quality information service module.Described positional information parsing module can have two kinds of implementations equally, select and determine according to different application demands, these two kinds of modes are: the positional information that the server end mobile terminal receive is uploaded, and perhaps for mobile operator provides positioning service, the server side inquiry mobile network resolve; Described temporal information parsing module is by system clock equally, or the network timing business realizing; Described communication LOG storehouse is Major key/index with the portable terminal, the communication quality information that the record portable terminal is gathered; Described quality information service module cooperates with communications of Mobile Terminals quality enquiry module, finishes the inquiry of communication quality information.Server software is with the record data in the communication LOG storehouse in the update cycle (as 1 week, January), carry out screening with good conditionsi as required, finish format conversion and processing, sort and classify, handle with statistical method, obtain average and variance, after evaluating system is handled, new database more.
The inquiry in communication quality storehouse is used can two kinds of patterns, and a kind of is server mode, and another kind is the portable terminal pattern.Server mode is shown in Fig. 3 A, 3B, and the communication quality lab setting is at background server or private server is set finishes associative operation, and can be by the business realizing of server side and end side.When realizing the inquiry of communication quality, comprise the steps: as shown in Figure 3A with server side
Step 1: server is realized the mobile terminal locations inquiry of server side;
Step 2: portable terminal or wireless carriers are returned the positional information of portable terminal;
Step 3: server dislocation information format cooperates GIS server (optional) query communication quality storehouse;
Step 4: the server lookup portable terminal is at the communication quality information of current location, time point;
Step 5: server sends to portable terminal with communication quality information.
Communication quality information adopts data pattern, with the road transmission altogether of applied business data flow, or adopts short message mode, or data and the note mode that complements one another.
When realizing the inquiry of communication quality, shown in Fig. 3 B, comprise the steps: with mobile terminal side
Step 1: portable terminal is realized the position enquiring of end side;
Step 2: portable terminal is inquired about to server requests communication quality library information;
Step 3: server dislocation information format cooperates GIS server (optional) query communication quality storehouse;
Step 4: the server lookup portable terminal is at the communication quality information of current location, time point;
Step 5: server sends to portable terminal with communication quality information.
Communication quality information adopts data pattern, with the road transmission altogether of applied business data flow, or adopts short message mode, or data and the note mode that complements one another.
When with portable terminal pattern query application communication quality storehouse, the communication quality library storage is resolved and is realized in this locality in portable terminal inside.The version in data center or background server maintain communications quality storehouse, after the edition upgrading, portable terminal is realized the synchronous renewal in communication quality storehouse.
Be understandable that, for those of ordinary skills, can be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, and all these changes or replacement all should belong to the protection range of the appended claim of the present invention.
Claims (11)
1, the mobile application communication method for quality of a kind of prediction, it is used for portable terminal/server system, described method comprises: A, make up a communication quality storehouse that is used to estimate given position and the actual communication quality of time point network at portable terminal/server system, described communication quality storehouse with position and time as Major key; B, described portable terminal by navigation system with position or position and time as index, inquire about described communication quality storehouse, obtain under the current communication environment predicted value based on the reflection network communication quality of empirical value; Described steps A comprises following concrete steps:
A1, the geographic area of using the place is divided into grid and described grid is numbered, as the positional information of location field in the described communication quality storehouse; Being divided between round-the-clock the different time intervals, determine the time sampling point;
A2, formulate test plan according to described grid and time sampling point;
The mobile terminal side that A3, actual measurement are used and the measurement application communication quality data of server side;
A4, through repeatedly measuring and described data being handled, the measurement index of the aspect that is applied communication quality is as communication quality storehouse quality evaluation field;
A5, the described communication quality of the described measurement index typing storehouse that will obtain.
2, method according to claim 1 is characterized in that: described method also comprises the data that dynamically update described communication quality storehouse according to the cycle of determining, it comprises the steps:
C, in the described update cycle, portable terminal is regularly gathered the practical communication qualitative data, the information of various states in the record different time location point practical application communication process;
D, the described information that will record are screened and are handled, and obtain meeting the data result of described measurement index as the data source of upgrading described communication quality storehouse;
E, described data result upgrade described communication quality storehouse after evaluating system is handled.
3, method according to claim 2, it is characterized in that: described evaluating system adopts average weighted algorithm process to described data result and the communication quality storehouse legacy data that dynamically updates at every turn, and what described communication quality lab setting one was determined dynamically updates the cycle.
4, method according to claim 3 is characterized in that: the field in described communication quality storehouse comprises: mobile terminal side transmission communication quality grade, mobile terminal side received communication credit rating, mobile terminal side send data throughout, mobile terminal side receives data throughout, server side transmission communication quality grade, server side received communication credit rating, server side transmission data throughout, server side reception data throughout, call successful rate, outage probability, interrupt type distribution, loop time delay, signal strength signal intensity, received power, transmitted power.
5, method according to claim 4 is characterized in that: described data throughout is calculated by the following method:
When calculating with portable terminal, described portable terminal is being connected under effective situation with the Socket of server, and described transmission data throughout is not for putting under the sky situation average data transmission rate in the fixing duration to send buffering area; Described reception data throughout is the average received speed that receives continuously under the data cases in the fixing duration;
When calculating with server end, described server is being connected under effective situation with the Socket of portable terminal, and described transmission data throughout is not for putting under the sky situation average data transmission rate in the fixing duration to send buffering area; Described reception data throughout is the average received speed that receives continuously under the data cases in the fixing duration.
6, method according to claim 5, it is characterized in that: realize with server mode in the described query communication quality of step B storehouse, described communication quality lab setting is at background server or private server is set finishes associative operation, when realizing the inquiry of communication quality by server side, described step B comprises the steps:
B1: described server is realized the mobile terminal locations inquiry of server side;
B2: described portable terminal or wireless carriers are returned the positional information of portable terminal;
B3: described server dislocation information format, inquire about described communication quality storehouse;
B4: the described portable terminal of described server lookup is at the communication quality of current location, time point
Class information;
B5: described server sends to portable terminal with described communication quality class information.
7, method according to claim 5, it is characterized in that: realize with server mode in the described query communication quality of step B storehouse, described communication quality lab setting is at background server or private server is set finishes associative operation, when realizing the inquiry of communication quality by mobile terminal side, described step B comprises the steps:
B1: described portable terminal is realized the position enquiring of end side;
B2: described portable terminal is inquired about to described server requests communication quality library information;
B3: described server dislocation information format, inquire about described communication quality storehouse;
B4: the described portable terminal of described server lookup is at the communication quality class information of current location, time point;
B5: described server sends to described portable terminal with described communication quality class information.
8, method according to claim 5 is characterized in that: the described query communication quality of step B storehouse realizes that with terminal pattern described communication quality library storage is resolved and realized in this locality in described portable terminal inside.
9, method according to claim 3 is characterized in that: described method also comprised according to the cycle of determining regularly upgrades described communication quality storehouse, the steps include:
The step of F, repeating said steps A2 to A4;
G, described steps A 4 described measurement indexs are handled the described communication quality of renewal storehouse, back through evaluating system.
10, method according to claim 9 is characterized in that: described evaluating system upgrades the described measurement index and the communication quality storehouse legacy data that obtain to each timing and adopts average weighted algorithm process; The cycle of dynamically updating in described communication quality storehouse is set to 1 year or 6 months or starts regularly refresh routine after particular event.
11, method according to claim 5 is characterized in that: described communication quality storehouse adopts Client to realize that described communication quality lab setting is at background server, wherein:
Mobile terminal client terminal comprises: as the positional information parsing module of the positional information of resolving described portable terminal; Time resolution module as the temporal information of resolving described portable terminal; As the quality information parsing module of gathering the practical communication qualitative data; With noting down and communicate by letter LOG and the communication quality enquiry module of uploading the communication quality information that collects;
Described background server comprises: as the positional information parsing module of the positional information of resolving described portable terminal; Time resolution module as the temporal information of resolving described portable terminal; LOG storehouse and quality information service module with the described portable terminal collection communication quality information of noting down; Described quality information service module matches with the described communication quality enquiry module of portable terminal, finishes the inquiry to communication quality information.
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| GB2481254B (en) | 2010-06-18 | 2017-07-12 | Skype | Determining network quality |
| CN102075382A (en) * | 2010-12-24 | 2011-05-25 | 杭州华宁科技有限公司 | Space position information-based intermittent online monitoring method |
| CN102438270A (en) * | 2012-01-06 | 2012-05-02 | 上海交通大学 | On-line testing and early warning system for air interface of GSM-R (Global System for Mobile Communications-Railway) network |
| CN105703932B (en) * | 2014-11-28 | 2019-03-01 | 广州华多网络科技有限公司 | Log recording method for uploading, log recording method of reseptance, terminal and server |
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