CN108093427B - VoLTE service quality evaluation method and system - Google Patents

Abstract

The embodiment of the present invention discloses a VoLTE service quality evaluation method and system. The method includes: the system collects service quality data according to a preset time granularity; the system obtains each preset dimension parameter according to the service quality data; The dimension parameters are assigned weights, and the quality evaluation value of each preset dimension parameter is obtained; the system obtains the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold, and comprehensively multi-dimensional indicators improve the VoLTE service quality, Promote the rapid development of VoLTE services.

Description

A VoLTE service quality assessment method and system

technical field

The invention relates to the field of wireless communication, in particular to a VoLTE service quality evaluation method and system.

Background technique

As a 4G-based call technology, VoLTE (Voice over Long Term Evolution) is the development trend of mobile voice communication. VoLTE services have been gradually launched in China. Paying attention to VoLTE service quality and improving user satisfaction are urgent needs of telecom operators.

At present, there is no special evaluation method for VoLTE service quality evaluation. The existing voice quality evaluation methods mainly include voice return visit, Perceptual Objective Listening Quality Assessment (POLQA) (P.863) and G.107 (E-model) three ways. Among them, the voice return visit is to capture the call data packets and evaluate the voice quality by listening to the human ear; the main principle of POLQA (P.863) is that the sender sends a reference signal, and the receiver performs waveform comparison; G.107 (E-model) The evaluation principle is to calculate the R coefficient at the network transmission level and derive the Mean Opinion Score (MOS, MeanOpinion Score).

The above three methods are all from the operator's point of view, trying to measure the quality of the call by simulating user calls or simply evaluating the waveform parameters of the call. It is difficult to truly and comprehensively understand the end-to-end perception of the actual network.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the embodiments of the present invention are expected to provide a VoLTE service quality evaluation method and system, which can improve the comprehensive quality of VoLTE services by integrating multi-dimensional indicators, and promote the rapid development of VoLTE services.

The technical scheme of the present invention is realized as follows:

In a first aspect, an embodiment of the present invention provides a VoLTE service quality assessment method, the method is used in a VoLTE service quality assessment system, and the method includes:

The system collects service quality data according to preset time granularity;

The system obtains each preset dimension parameter according to the service quality data;

The system assigns weights to each of the preset dimension parameters, and obtains a quality evaluation value of each of the preset dimension parameters;

The system obtains the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold.

In the above solution, the service quality sample data includes bill information, network management statistical information and simulated dial test information;

Wherein, the bill information is used to obtain user behavior information, and the bill information includes network area information, call cell information and user information of the call terminal;

The network management statistical information is used to obtain VoLTE service information and equipment failure information, and the network management statistical information includes network area information and call cell information;

The simulated dial test information is used to obtain simulated dial test information, and the simulated dial test information includes network area information, call cell information and user information of the call terminal.

In the above solution, the preset dimension parameters specifically include: user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dial test parameters in the network layer.

Further, the user layer is used to analyze user behavior information, and actively obtain user layer parameters corresponding to the user behavior information;

The service layer is used to analyze VoLTE service information, and obtain service layer parameters corresponding to the VoLTE service;

The network layer is used to analyze the equipment fault information and obtain the equipment fault parameters corresponding to the equipment fault information;

And, it is used to analyze the simulation dial test information, and obtain the simulation dial test parameters corresponding to the simulation dial test information.

In the above solution, the system obtains each preset dimension parameter according to the service quality data, which specifically includes:

The system obtains user layer parameters according to the bill information in the service quality data;

The system obtains service layer parameters according to the network management statistical information in the service quality data;

The system obtains equipment failure parameters in the network layer according to the network management statistical information in the service quality data;

The system obtains the simulated dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data.

Further, the user layer parameter is specifically a user abnormal call rate;

The service layer parameter is specifically the key quality indicator KQI of the service layer; wherein, the VoLTE service information includes: registration, connection, hold/handover, and deregistration of the VoLTE service; the KQI includes: connection rate, call drop rate, Call setup delay, percentage of MOS 3.0 and above, IMS registration success rate, eSRVCC success rate, eSRVCC handover delay - user plane and packet loss rate;

The equipment failure parameter is specifically the equipment failure alarm information obtained in the same area according to the preset time granularity; wherein, the equipment failure alarm information includes: the equipment failure alarm amount and the increase of the failure alarm amount;

The simulated dial test parameter is specifically the VoLTE service key dial test index; the VoLTE service key dial test index specifically includes five indicators: attachment delay, attachment success rate, registration success rate, call response delay, and call success rate.

In the above solution, the system assigns weights to the preset dimension parameters, and acquiring the quality evaluation value of each preset dimension parameter specifically includes:

The system assigns weights to user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dialing parameters in the network layer, and obtains user layer quality evaluation values, service layer quality evaluation values, and equipment failures in the network layer. The quality evaluation value and the simulation dial test quality evaluation value in the network layer.

In the above solution, the system obtains the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold, specifically including:

The system compares the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer, and the simulation dialing quality evaluation value in the network layer with a preset threshold to obtain the VoLTE service quality evaluation result.

In a second aspect, an embodiment of the present invention provides a VoLTE service quality evaluation system, the system includes: a collection module, a first acquisition module, a second acquisition module, and a third acquisition module; wherein,

The collection module is configured to collect service quality data according to a preset time granularity;

the first obtaining module, configured to obtain each preset dimension parameter according to the service quality data;

the second obtaining module, configured to assign a weight to each preset dimension parameter, and obtain a quality evaluation value of each preset dimension parameter;

The third obtaining module is configured to obtain the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold.

In the above solution, the service quality sample data includes bill information, network management statistical information and simulated dial test information;

Wherein, the bill information is used to obtain user behavior information, and the bill information includes network area information, call cell information and user information of the call terminal;

The network management statistical information is used to obtain VoLTE service information and equipment failure information, and the network management statistical information includes network area information and call cell information;

The simulated dial test information is used to obtain simulated dial test information, and the simulated dial test information includes network area information, call cell information and user information of the call terminal.

In the above solution, the preset dimension parameters specifically include: user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dial test parameters in the network layer.

Further, the user layer is used to analyze user behavior information, and actively obtain user layer parameters corresponding to the user behavior information;

The service layer is used to analyze VoLTE service information, and obtain service layer parameters corresponding to the VoLTE service;

The network layer is used to analyze the equipment fault information and obtain the equipment fault parameters corresponding to the equipment fault information;

And, it is used to analyze the simulation dial test information, and obtain the simulation dial test parameters corresponding to the simulation dial test information.

In the above solution, the first obtaining module includes a first obtaining sub-module, a second obtaining sub-module, a third obtaining sub-module and a fourth obtaining sub-module; wherein,

The first obtaining submodule is configured to obtain user layer parameters according to the bill information in the service quality data;

The second obtaining sub-module is configured to obtain service layer parameters according to the network management statistical information in the service quality data;

The third obtaining sub-module is configured to obtain equipment failure parameters in the network layer according to the network management statistics in the service quality data;

The fourth obtaining sub-module is configured to obtain the simulated dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data.

Further, the user layer parameter is specifically a user abnormal call rate;

The service layer parameter is specifically the key quality indicator KQI of the service layer; wherein, the VoLTE service information includes: registration, connection, hold/handover, and deregistration of the VoLTE service; the KQI includes: connection rate, call drop rate, Call setup delay, percentage of MOS 3.0 and above, IMS registration success rate, eSRVCC success rate, eSRVCC handover delay - user plane and packet loss rate;

The equipment failure parameter is specifically the equipment failure alarm information obtained in the same area according to the preset time granularity; wherein, the equipment failure alarm information includes: the equipment failure alarm amount and the increase of the failure alarm amount;

The simulated dial test parameter is specifically the VoLTE service key dial test index; the VoLTE service key dial test index specifically includes five indicators: attachment delay, attachment success rate, registration success rate, call response delay, and call success rate.

In the above solution, the second acquisition module is specifically used for

Assign weights to user-layer parameters, service-layer parameters, equipment failure parameters in the network layer, and simulation dial-test parameters in the network layer, and obtain user-layer quality evaluation values, service-layer quality evaluation values, and equipment-failure quality evaluation values in the network layer And the simulation dial test quality evaluation value in the network layer.

In the above solution, the third acquisition module is specifically used for

Compare the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer, and the simulated dialing quality evaluation value in the network layer with the preset threshold to obtain the VoLTE service quality evaluation result.

Embodiments of the present invention provide a VoLTE service quality evaluation method and system. The system collects service quality data according to a preset time granularity; the system obtains each preset dimension parameter according to the service quality data; assigning weights to the preset dimension parameters, and acquiring the quality evaluation value of each preset dimension parameter; the system acquires the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold, Comprehensive multi-dimensional indicators improve the quality of VoLTE services and promote the rapid development of VoLTE services.

Description of drawings

1 is a flowchart of a VoLTE service quality assessment method provided by an embodiment of the present invention;

FIG. 2 is a flowchart of a system acquiring user layer parameters, service layer parameters and network layer parameters according to an embodiment of the present invention;

3 is a specific flowchart of a VoLTE service quality assessment method provided by an embodiment of the present invention;

4 is a structural block diagram of a VoLTE service quality assessment system provided by an embodiment of the present invention;

FIG. 5 is a structural block diagram of the first acquisition module according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Referring to FIG. 1, it shows a VoLTE service quality assessment method, the method is used in a VoLTE service quality assessment system, and the method includes:

S101: the system collects service quality data according to a preset time granularity;

S102: the system obtains each preset dimension parameter according to the service quality data;

S103: The system assigns a weight to each preset dimension parameter, and obtains a quality evaluation value of each preset dimension parameter;

S104: The system obtains the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold.

For step S101, preferably, the service quality sample data includes bill information, network management statistical information and simulated dial test information;

Wherein, the bill information is used to obtain user behavior information, and the bill information includes network area information, call cell information and user information of the call terminal;

The network management statistics are used to obtain VoLTE service information and equipment failure information. The network management statistics include network area information and call cell information;

The simulated dial test information is used to obtain the simulated dial test information, and the simulated dial test information includes the network area information, the call cell information and the user information of the call terminal;

Further, the system may specifically collect bill information, network management statistical information, and simulated dialing and testing information on a daily/weekly/monthly/quarterly/yearly basis.

For step S102, the preset dimension parameters specifically include: user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dial test parameters in the network layer;

Further, the user layer is used to analyze user behavior information, and actively obtain user layer parameters corresponding to the user behavior information;

The service layer is used to analyze VoLTE service information, and obtain service layer parameters corresponding to the VoLTE service;

The network layer is used to analyze the equipment fault information and obtain the equipment fault parameters corresponding to the equipment fault information;

And, it is used to analyze the simulation dial test information, and obtain the simulation dial test parameters corresponding to the simulation dial test information.

For step S102, referring to FIG. 2, the system obtains each preset dimension parameter according to the service quality data, which specifically includes:

S1021: the system obtains user layer parameters according to the bill information in the service quality data;

S1022: the system obtains service layer parameters according to the network management statistical information in the service quality data;

S1023: the system obtains the equipment failure parameters in the network layer according to the network management statistical information in the service quality data;

S1024: The system acquires the simulated dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data.

For step S1021, specifically, the user layer refers to the micro-level that the system, from the perspective of the user, actively obtains the user layer parameters corresponding to the user behavior information by analyzing the user behavior information;

Preferably, the user layer parameter is specifically the user abnormal call rate; wherein, the calculation formula of the user abnormal call rate is as shown in formula (1);

In formula (1), S ₁ corresponds to the number of times the user hangs up the VoLTE call within the preset first threshold time and finds a voice quality problem after connecting to the VoLTE call in the bill information collected according to the preset time granularity;

S2 corresponds to the number of times that the user dials each other within the preset _second threshold when the voice quality problem is discovered after the user connects to the VoLTE call in the bill information collected according to the preset time granularity;

S3 corresponds to the number _of times that the user finds a voice quality problem after connecting the VoLTE call in the bill information collected according to the preset time granularity, hangs up within the preset first threshold time, and dials each other within the preset second threshold value ;

N corresponds to the total number of VoLTE calls made by the user in the bill information collected according to the preset time granularity.

For step S1022, specifically, the service layer refers to the macro level of the service layer parameters corresponding to the VoLTE service obtained by the system from the perspective of the network operator by analyzing the VoLTE service information;

Preferably, the service layer parameter is specifically a key quality index (KQI, Key QualityIndex) of the service layer;

Wherein, the VoLTE service information includes: registration, connection, hold/handover, and deregistration of the VoLTE service;

The KQIs include: connection rate, call drop rate, call setup delay, proportion of MOS 3.0 or higher, IP Multimedia Subsystem (IMS, IP Multimedia Subsystem) registration success rate, enhanced single wireless voice call continuity (eSRVCC, Enhanced Single Radio Voice Call Continuity) success rate, eSRVCC handover delay-user plane and packet loss rate.

For step S1022, it should be noted that the system can directly read the data corresponding to the indicators included in the KQI;

Further, the system takes the result of the summation of the indicators included in the KQI through weight distribution as the service layer parameter.

For step S1023, specifically, the network layer refers to that the system, from the perspective of the network operator, obtains the equipment fault parameters corresponding to the equipment fault information by analyzing the equipment fault information, and obtains the equipment fault parameters corresponding to the equipment fault information by analyzing the simulation dialing and testing information. The simulated dial test parameters corresponding to the simulated dial test information;

Preferably, the equipment failure parameter is specifically the equipment failure alarm information obtained in the same area according to the preset time granularity; wherein, the equipment failure alarm information includes: the equipment failure alarm amount and the increase of the failure alarm amount;

Further, the system can measure and count the equipment failure alarm amount and the increment value of the failure alarm amount;

Further, the system uses the result obtained by the equipment failure alarm amount and the increase value of the failure alarm amount according to a certain mathematical relationship as the equipment failure parameter.

For step S1024, preferably, the simulated dial test parameter is specifically the VoLTE service key dial test index; the VoLTE service key dial test index specifically includes: attach delay, attach success rate, registration success rate, call response delay, call success rate 5 indicators.

For step S1024, it should be noted that the system can directly read the data corresponding to the VoLTE service key dialing and measuring indicators;

Further, the system assigns weights to the VoLTE service key dial test indicators and the summation result is used as a simulation dial test parameter.

For step S103, the system assigns a weight to each preset dimension parameter, and obtaining the quality evaluation value of each preset dimension parameter specifically includes:

The system assigns weights to user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dialing parameters in the network layer, and obtains user layer quality evaluation values, service layer quality evaluation values, and equipment failures in the network layer. The quality evaluation value and the simulation dial test quality evaluation value in the network layer.

For step S103, it should be noted that the system assigns weights to the user layer parameters, service layer parameters and network layer parameters in order to be applicable to different regions when performing VoLTE call quality evaluation. Relative importance in VoLTE call quality assessment.

For step S104, the system obtains the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold, which specifically includes:

The system compares the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer and the simulated dialing quality evaluation value in the network layer with a preset threshold to obtain the VoLTE service quality evaluation result.

For step S104, the system may set the same preset threshold for the user layer quality evaluation value, the service layer quality evaluation value and the network layer quality evaluation value, or may set the same preset threshold for the user layer quality evaluation value, the service layer quality evaluation value and the network layer quality evaluation value. Different preset thresholds are set for the quality evaluation value, which is not limited in the present invention.

In this embodiment, the analysis of the user layer is changed from the current passive analysis of user behavior information to the active analysis of user behavior data; the analysis of the service layer can reflect the user experience effect; the analysis of the network layer can reflect VoLTE The pros and cons of business quality;

Therefore, the system can more comprehensively reflect the quality of the VoLTE service by analyzing the user layer, the service layer and the network layer.

This embodiment provides a VoLTE service quality evaluation method. The system collects service quality data according to a preset time granularity; the system obtains each preset dimension parameter according to the service quality data; The preset dimension parameters are assigned weights, and the quality evaluation value of each preset dimension parameter is obtained; the system obtains the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold, and integrates multi-dimensional The indicators improve the quality of VoLTE services and promote the rapid development of VoLTE services.

Embodiment 2

Based on the same technical concept as the foregoing embodiments, see FIG. 3 , which shows a specific method for VoLTE service quality assessment, and the method includes:

S301: The system collects service quality data according to a preset time granularity; wherein, the service quality sample data includes bill information, network management statistical information, and simulation dial test information;

S302: The system obtains user layer parameters according to the bill information in the service quality data;

S303: the system obtains service layer parameters according to the network management statistical information in the service quality data;

S304: the system obtains the equipment failure parameters in the network layer according to the network management statistical information in the service quality data;

S305: the system obtains the simulated dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data;

S306: The system assigns weights to user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dial test parameters in the network layer, and obtains user layer quality evaluation values, service layer quality evaluation values, and network layer quality evaluation values. Equipment fault quality evaluation value and simulation dial test quality evaluation value in the network layer;

S307: The system compares the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer, and the simulated dialing test quality evaluation value in the network layer with a preset threshold, and obtains the VoLTE service Quality assessment results.

For step S301, the system may specifically collect call bill information, network management statistics information, and simulation dialing test information according to day/week/month/quarter/year;

Wherein, the bill information is used to obtain user behavior information, and the bill information includes network area information, call cell information and user information of the call terminal;

The network management statistics are used to obtain VoLTE service information and equipment failure information. The network management statistics include network area information and call cell information;

The simulated dial test information is used to obtain the simulated dial test information, and the simulated dial test information includes the network area information, the call cell information and the user information of the call terminal;

Specifically, the simulated dial test can be used for fast service verification and long-term verification after network cutover adjustment;

Further, the simulated dialing test information can be obtained by simulating VoLTE calls and device simulating test network operation conditions.

For step S302, the user layer is used to analyze user behavior information, and actively acquire user layer parameters corresponding to the user behavior information.

Specifically, the user layer refers to the micro-level that the system, from the perspective of the user, actively obtains the user layer parameters corresponding to the user behavior information by analyzing the user behavior information;

Preferably, the user layer parameter is specifically the user abnormal call rate; wherein, the calculation formula of the user abnormal call rate is as shown in formula (1);

In formula (1), S ₁ corresponds to the number of times the user hangs up the VoLTE call within the preset first threshold time and finds a voice quality problem after connecting to the VoLTE call in the bill information collected according to the preset time granularity;

For example, the system collects statistics on the time when user A and user B hang up due to a VoLTE call quality problem, and the call duration is less than 15S, and the average value of all VoLTE calls with a call duration less than 15S is obtained, and the average value is used as the first threshold time. ;

S2 corresponds to the number of times that the user dials each other within the preset _second threshold when the voice quality problem is discovered after the user connects to the VoLTE call in the bill information collected according to the preset time granularity;

For example, the system counts the time for re-establishing a call when user A and user B hang up less than 10s due to a VoLTE call quality problem, obtain the average value of all VoLTE calls whose hang-up time is less than 10s and re-establish a call, and calculate this average value as the second threshold time;

S3 corresponds to the number _of times that the user finds a voice quality problem after connecting the VoLTE call in the bill information collected according to the preset time granularity, hangs up within the preset first threshold time, and dials each other within the preset second threshold value ;

N corresponds to the total number of VoLTE calls made by the user in the bill information collected according to the preset time granularity.

For step S302, exemplarily, it is assumed that user A has made 25 calls to user B in one month, and 8 of them have call quality problems, wherein the first threshold time is 12 seconds, the second threshold time is 9 seconds, and user A The number of calls with user B that lasts less than 12S is 4, the number of times that the time interval between user A and user B to establish a VoLTE call is less than 9S is 2, the call between user A and user B is less than 12S and hangs up, and the time interval is less than If the number of re-established calls within 9S is 0, then the abnormal call rate of the user

For step S303, the service layer is used to analyze VoLTE service information, and obtain service layer parameters corresponding to the VoLTE service;

Specifically, the business layer refers to the macro level of the business layer parameters corresponding to the VoLTE business obtained by the system from the perspective of the network operator by analyzing the VoLTE business information;

Preferably, the service layer parameter is specifically the KQI of the service layer;

Wherein, the VoLTE service information includes: registration, connection, hold/handover, and deregistration of the VoLTE service;

The KQI includes: connection rate, call drop rate, call setup delay, percentage of MOS 3.0 or higher, IMS registration success rate, eSRVCC success rate, eSRVCC handover delay-user plane and packet loss rate.

For step S303, it should be noted that the system can directly read the data corresponding to the indicators included in the KQI;

Further, the system takes the result of the summation of the indicators included in the KQI through weight distribution as the service layer parameter.

For step S304, the network layer is used to analyze the equipment fault information, and obtain the equipment fault parameters corresponding to the equipment fault information;

And, it is used to analyze the simulation dial test information, and obtain the simulation dial test parameters corresponding to the simulation dial test information;

Specifically, the network layer means that the system, from the perspective of the network operator, obtains the equipment fault parameters corresponding to the equipment fault information by analyzing the equipment fault information, and obtains and simulates the dial test information by analyzing the simulated dialing and testing information. Corresponding simulation dial test parameters;

Preferably, the equipment failure parameter is specifically the equipment failure alarm information obtained in the same area according to the preset time granularity; wherein, the equipment failure alarm information includes: the equipment failure alarm amount and the increase of the failure alarm amount;

Further, the system can measure and count the equipment failure alarm amount and the increment value of the failure alarm amount;

Further, the system uses the result obtained by the equipment failure alarm amount and the increase value of the failure alarm amount according to a certain mathematical relationship as the equipment failure parameter.

For step S304, exemplarily, if the system counts the number of fault alarms of the equipment in area A being 8 in August and 5 in July, then the number of equipment fault alarms in August is 8, and the number of fault alarms in August is 8. The alarm increment is 3, and the system can obtain the equipment failure parameters in the manner of: equipment failure alarm amount×k ₁ +fault alarm amount increment×k ₂ , where k ₁ and k ₂ are two weight parameters.

For step S305, preferably, the simulated dial test parameter is specifically the VoLTE service key dial test index; the VoLTE service key dial test index specifically includes: attach delay, attach success rate, registration success rate, call response delay, call success rate 5 indicators.

For step S305, it should be noted that the system can directly read the data corresponding to the VoLTE service key dialing and measuring indicators;

Further, the system assigns weights to the VoLTE service key dial test indicators and the summation result is used as a simulation dial test parameter.

For step S306, it should be noted that the system assigns weights to the user layer parameters, service layer parameters and network layer parameters in order to apply to different regions when evaluating VoLTE call quality. Relative importance in VoLTE call quality assessment.

For step S307, the system may set the same preset threshold for the user layer quality evaluation value, the service layer quality evaluation value and the network layer quality evaluation value, or may set the same preset threshold for the user layer quality evaluation value, the service layer quality evaluation value and the network layer quality evaluation value. Different preset thresholds are set for the quality evaluation value, which is not limited in the present invention.

In this embodiment, the analysis of the user layer is changed from the current passive analysis of user behavior information to the active analysis of user behavior data; the analysis of the service layer can reflect the user experience effect; the analysis of the network layer can reflect VoLTE The pros and cons of business quality;

Therefore, the system can more comprehensively reflect the quality of the VoLTE service by analyzing the user layer, the service layer and the network layer.

This embodiment provides a specific method for evaluating VoLTE service quality. The system collects service quality data according to a preset time granularity; wherein, the service quality sample data includes bill information, network management statistics information, and simulation dial test information The system obtains user layer parameters according to the bill information in the service quality data; the system obtains service layer parameters according to the network management statistical information in the service quality data; the system obtains the network management statistical information according to the service quality data Equipment failure parameters in the network layer; the system obtains the simulation dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data; Assign weights to equipment fault parameters and simulation dialing parameters in the network layer, and obtain the user layer quality evaluation value, service layer quality evaluation value, equipment fault quality evaluation value in the network layer, and simulation dialing test quality evaluation value in the network layer; The system compares the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer and the simulation dialing test quality evaluation value in the network layer with a preset threshold value, and obtains the VoLTE service quality evaluation result. , comprehensive multi-dimensional indicators to improve the quality of VoLTE services, and promote the rapid development of VoLTE services.

Embodiment 3

Referring to FIG. 4, it shows the structure of a VoLTE service quality evaluation system 40, the system includes: a collection module 401, a first acquisition module 402, a second acquisition module 403 and a third acquisition module 404; wherein,

The collection module 401 is configured to collect service quality data according to a preset time granularity;

The first obtaining module 402 is configured to obtain each preset dimension parameter according to the service quality data;

The second obtaining module 403 is configured to assign weights to the preset dimension parameters, and obtain the quality evaluation values of the preset dimension parameters;

The third obtaining module 404 is configured to obtain the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold.

For the collection module 401, preferably, the service quality sample data includes bill information, network management statistical information and simulated dial test information;

Wherein, the bill information is used to obtain user behavior information, and the bill information includes network area information, call cell information and user information of the call terminal;

The network management statistics are used to obtain VoLTE service information and equipment failure information. The network management statistics include network area information and call cell information;

The simulated dial test information is used to obtain the simulated dial test information, and the simulated dial test information includes the network area information, the call cell information and the user information of the call terminal;

Further, the collection module 401 is specifically used for

Collect CDR information, network management statistics, and simulated dial test information by day/week/month/quarter/year.

For the first obtaining module 402, the preset dimension parameters specifically include: user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dialing parameters in the network layer;

Further, the user layer is used to analyze user behavior information, and actively obtain user layer parameters corresponding to the user behavior information;

The service layer is used to analyze VoLTE service information, and obtain service layer parameters corresponding to the VoLTE service;

The network layer is used to analyze the equipment fault information and obtain the equipment fault parameters corresponding to the equipment fault information;

And, it is used to analyze the simulation dial test information, and obtain the simulation dial test parameters corresponding to the simulation dial test information.

For the first acquisition module 402, as shown in FIG. 5, the first acquisition module 402 includes a first acquisition sub-module 4021, a second acquisition sub-module 4022, a third acquisition sub-module 4023 and a fourth acquisition sub-module 4024 ;in,

The first obtaining submodule 4021 is configured to obtain user layer parameters according to the bill information in the service quality data;

The second obtaining sub-module 4022 is configured to obtain service layer parameters according to the network management statistical information in the service quality data;

The third obtaining sub-module 4023 is used to obtain the equipment failure parameters in the network layer according to the network management statistical information in the service quality data;

The fourth obtaining sub-module 4024 is configured to obtain the simulated dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data.

For the first acquisition sub-module 4021, specifically, the user layer means that the first acquisition sub-module 4021 actively acquires the user layer parameters corresponding to the user behavior information by analyzing the user behavior information from the perspective of the user. micro level;

Preferably, the user layer parameter is specifically the user abnormal call rate; wherein, the calculation formula of the user abnormal call rate is as shown in formula (1);

In formula (1), S ₁ corresponds to the number of times the user hangs up the VoLTE call within the preset first threshold time and finds a voice quality problem after connecting to the VoLTE call in the bill information collected according to the preset time granularity;

S2 corresponds to the number of times that the user dials each other within the preset _second threshold when the voice quality problem is discovered after the user connects to the VoLTE call in the bill information collected according to the preset time granularity;

S3 corresponds to the number _of times that the user finds a voice quality problem after connecting the VoLTE call in the bill information collected according to the preset time granularity, hangs up within the preset first threshold time, and dials each other within the preset second threshold value ;

N corresponds to the total number of VoLTE calls made by the user in the bill information collected according to the preset time granularity.

For the second acquisition sub-module 4022, specifically, the service layer means that the second acquisition sub-module 4022, from the perspective of the network operator, obtains the service layer corresponding to the VoLTE service by analyzing the VoLTE service information the macro level of parameters;

Preferably, the service layer parameter is specifically the KQI of the service layer;

Wherein, the VoLTE service information includes: registration, connection, hold/handover, and deregistration of the VoLTE service;

The KQIs include: connection rate, call drop rate, call setup delay, percentage of MOS 3.0 or higher, IMS, registration success rate, eSRVCC success rate, eSRVCC handover delay-user plane and packet loss rate.

For the second acquisition sub-module 4022, it should be noted that the second acquisition sub-module 4022 can be used to directly read the data corresponding to the indicators included in the KQI;

Further, the second obtaining sub-module 4022 may also be configured to use the result of summing the indicators included in the KQI through weight distribution as a service layer parameter.

For the third acquisition sub-module 4023, specifically, the network layer means that the third acquisition sub-module 4023, from the perspective of the network operator, acquires the equipment fault corresponding to the equipment fault information by analyzing the equipment fault information parameters, and obtain the simulated dialing parameters corresponding to the simulated dialing information by analyzing the simulated dialing information;

Preferably, the equipment failure parameter is specifically the equipment failure alarm information obtained in the same area according to the preset time granularity; wherein, the equipment failure alarm information includes: the equipment failure alarm amount and the increase of the failure alarm amount;

Further, the third obtaining sub-module 4023 can be used to measure and count the equipment failure alarm amount and the increase value of the failure alarm amount;

Further, the third obtaining sub-module 4023 can also be used to use the result obtained by the equipment fault alarm quantity and the increase value of the fault alarm quantity according to a certain mathematical relationship as the equipment fault parameter.

For the fourth acquisition sub-module 4024, preferably, the simulated dial test parameter is specifically the VoLTE service key dial test index; the VoLTE service key dial test index specifically includes: attach delay, attach success rate, registration success rate, call There are 5 indicators of response delay and call success rate.

Regarding the fourth acquisition module 4024, it should be noted that the fourth acquisition module 4024 can be used to directly read the data corresponding to the VoLTE service key dialing and testing indicators;

Further, the fourth obtaining module 4024 can also be used to assign the weighted summation result to the VoLTE service key dial test index as a simulated dial test parameter.

The second obtaining module 403 is specifically used for

Assign weights to user-layer parameters, service-layer parameters, equipment failure parameters in the network layer, and simulation dial-test parameters in the network layer, and obtain user-layer quality evaluation values, service-layer quality evaluation values, and equipment-failure quality evaluation values in the network layer And the simulation dial test quality evaluation value in the network layer.

For the second obtaining module 403, it should be noted that the second obtaining module 403 assigns weights to the user layer parameters, service layer parameters and network layer parameters in order to apply to different regions when performing VoLTE call quality assessment, The relative importance of user layer, service layer and network layer in VoLTE call quality assessment.

The third obtaining module 404 is specifically used for

Compare the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer, and the simulated dialing quality evaluation value in the network layer with the preset threshold to obtain the VoLTE service quality evaluation result.

It should be noted that the third obtaining module 404 may set the same preset threshold for the user layer quality evaluation value, the service layer quality evaluation value and the network layer quality evaluation value, or may set the same preset threshold for the user layer quality evaluation value, the service layer quality evaluation value Different preset thresholds are set for the evaluation value and the network layer quality evaluation value, which are not limited in the present invention.

In this embodiment, the analysis of the user layer is changed from the current passive analysis of user behavior information to the active analysis of user behavior data; the analysis of the service layer can reflect the user experience effect; the analysis of the network layer can reflect VoLTE The pros and cons of business quality;

Therefore, the system can more comprehensively reflect the quality of the VoLTE service by analyzing the user layer, the service layer and the network layer.

This embodiment provides a VoLTE service quality evaluation system. The collection module 401 is used to collect service quality data according to a preset time granularity; the first acquisition module 402 is used to acquire various service quality data according to the service quality data. preset dimension parameters; the second obtaining module 403 is configured to assign weights to the preset dimension parameters, and obtain the quality evaluation value of each preset dimension parameter; the third obtaining module 404 is configured to The relationship between the quality evaluation value of each preset dimension parameter and the preset threshold value is obtained, and the VoLTE service quality evaluation result is obtained, and the multi-dimensional indicators are integrated to improve the VoLTE service quality and promote the rapid development of the VoLTE service.

As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media having computer-usable program code embodied therein, including but not limited to disk storage, optical storage, and the like.

The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block in the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to the processor of a general purpose computer, special purpose computer, embedded processor or other programmable data processing device to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing device produce Means for implementing the functions specified in a flow or flow of a flowchart and/or a block or blocks of a block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory result in an article of manufacture comprising instruction means, the instructions The apparatus implements the functions specified in the flow or flow of the flowcharts and/or the block or blocks of the block diagrams.

These computer program instructions can also be loaded on a computer or other programmable data processing device to cause a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process such that The instructions provide steps for implementing the functions specified in the flow or blocks of the flowcharts and/or the block or blocks of the block diagrams.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (14)

1. a VoLTE service quality assessment method, is characterized in that, described method is used for a kind of VoLTE service quality assessment system, and described method comprises: The system collects service quality data according to a preset time granularity, and the service quality data includes bill information, network management statistics information, and simulation dial test information; The system obtains preset dimension parameters according to the service quality data, and the preset dimension parameters include user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dialing parameters in the network layer, wherein , the user layer parameter is the abnormal call rate of the user; The system assigns weights to each of the preset dimension parameters, and obtains a quality evaluation value of each of the preset dimension parameters; The system obtains the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold. 2. The method according to claim 1, wherein the bill information is used to obtain user behavior information, and the bill information includes network area information, call cell information and user information of the call terminal; The network management statistical information is used to obtain VoLTE service information and equipment failure information, and the network management statistical information includes network area information and call cell information; The simulated dial test information is used to obtain simulated dial test information, and the simulated dial test information includes network area information, call cell information and user information of the call terminal. 3. The method according to claim 1, wherein the user layer is used to analyze user behavior information, and actively obtain user layer parameters corresponding to the user behavior information; The service layer is used to analyze VoLTE service information, and obtain service layer parameters corresponding to the VoLTE service; The network layer is used to analyze the equipment fault information and obtain the equipment fault parameters corresponding to the equipment fault information; And, it is used to analyze the simulation dial test information, and obtain the simulation dial test parameters corresponding to the simulation dial test information. 4. The method according to claim 1, wherein the system obtains each preset dimension parameter according to the service quality data, and specifically comprises: The system obtains user layer parameters according to the bill information in the service quality data; The system obtains service layer parameters according to the network management statistical information in the service quality data; The system obtains equipment failure parameters in the network layer according to the network management statistical information in the service quality data; The system obtains the simulated dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data. 5. The method according to claim 4, wherein the service layer parameter is specifically a key quality indicator KQI of the service layer; wherein, the VoLTE service information includes: registration, connection, hold/handover, logout; the KQIs include: connection rate, call drop rate, call setup delay, percentage of MOS 3.0 or higher, IMS registration success rate, eSRVCC success rate, eSRVCC handover delay-user plane and packet loss rate; The equipment failure parameter is specifically the equipment failure alarm information obtained in the same area according to the preset time granularity; wherein, the equipment failure alarm information includes: the equipment failure alarm amount and the increase of the failure alarm amount; The simulated dial test parameter is specifically the VoLTE service key dial test index; the VoLTE service key dial test index specifically includes five indicators: attachment delay, attachment success rate, registration success rate, call response delay, and call success rate. 6. The method according to claim 1, wherein the system assigns a weight to each preset dimension parameter, and acquiring the quality evaluation value of each preset dimension parameter specifically comprises: The system assigns weights to user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dialing parameters in the network layer, and obtains user layer quality evaluation values, service layer quality evaluation values, and equipment failures in the network layer. The quality evaluation value and the simulation dial test quality evaluation value in the network layer. 7. The method according to claim 1, wherein the system obtains a VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold, specifically comprising: The system compares the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer, and the simulation dialing quality evaluation value in the network layer with a preset threshold to obtain the VoLTE service quality evaluation result. 8. A VoLTE service quality assessment system, characterized in that the system comprises: a collection module, a first acquisition module, a second acquisition module and a third acquisition module; wherein, The collection module is configured to collect service quality data according to a preset time granularity, where the service quality data includes bill information, network management statistics information, and simulation dial test information; The first obtaining module is configured to obtain preset dimension parameters according to the service quality data, where the preset dimension parameters include user layer parameters, service layer parameters, equipment failure parameters in the network layer, and parameters in the network layer. Simulation of dialing and testing parameters, wherein the user layer parameter is the abnormal call rate of the user; the second obtaining module, configured to assign a weight to each preset dimension parameter, and obtain a quality evaluation value of each preset dimension parameter; The third obtaining module is configured to obtain the VoLTE service quality evaluation result according to the relationship between the quality evaluation value of each preset dimension parameter and the preset threshold. 9. The system according to claim 8, wherein the bill information is used to obtain user behavior information, and the bill information includes network area information, call cell information and user information of the call terminal; The network management statistical information is used to obtain VoLTE service information and equipment failure information, and the network management statistical information includes network area information and call cell information; The simulated dial test information is used to obtain simulated dial test information, and the simulated dial test information includes network area information, call cell information and user information of the call terminal. 10. The system according to claim 8, wherein the user layer is used to analyze user behavior information, and actively obtain user layer parameters corresponding to the user behavior information; The service layer is used to analyze VoLTE service information, and obtain service layer parameters corresponding to the VoLTE service; The network layer is used to analyze the equipment fault information and obtain the equipment fault parameters corresponding to the equipment fault information; And, it is used to analyze the simulation dial test information, and obtain the simulation dial test parameters corresponding to the simulation dial test information. 11. The system according to claim 8, wherein the first obtaining module comprises a first obtaining sub-module, a second obtaining sub-module, a third obtaining sub-module and a fourth obtaining sub-module; wherein, The first obtaining submodule is configured to obtain user layer parameters according to the bill information in the service quality data; The second obtaining sub-module is configured to obtain service layer parameters according to the network management statistical information in the service quality data; The third obtaining sub-module is configured to obtain equipment failure parameters in the network layer according to the network management statistical information in the service quality data; The fourth obtaining sub-module is configured to obtain the simulated dialing and testing parameters in the network layer according to the simulated dialing and testing information in the service quality data. 12. The system according to claim 8, wherein the service layer parameter is specifically a key quality indicator KQI of the service layer; wherein, the VoLTE service information includes: registration, connection, hold/handover, logout; the KQIs include: connection rate, call drop rate, call setup delay, percentage of MOS 3.0 or higher, IMS registration success rate, eSRVCC success rate, eSRVCC handover delay-user plane and packet loss rate; The equipment failure parameter is specifically the equipment failure alarm information obtained in the same area according to the preset time granularity; wherein, the equipment failure alarm information includes: the equipment failure alarm amount and the increase of the failure alarm amount; The simulated dial test parameters are specifically VoLTE service key dial test indicators; VoLTE service key dial test indicators specifically include five indicators: attachment delay, attachment success rate, registration success rate, call response delay, and call success rate. 13. The system according to claim 11, wherein the second acquisition module is specifically configured to: Assign weights to user layer parameters, service layer parameters, equipment failure parameters in the network layer, and simulation dial-test parameters in the network layer, and obtain user layer quality evaluation values, service layer quality evaluation values, and equipment failure quality evaluation values in the network layer And the simulation dial test quality evaluation value in the network layer. 14. The system according to claim 8, wherein the third acquisition module is specifically used for: Compare the user layer quality evaluation value, the service layer quality evaluation value, the equipment fault quality evaluation value in the network layer, and the simulated dialing quality evaluation value in the network layer with the preset threshold to obtain the VoLTE service quality evaluation result.

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