CN104854900B

CN104854900B - Measurement method, user equipment, the network equipment and the system of wireless network KPI

Info

Publication number: CN104854900B
Application number: CN201380001911.XA
Authority: CN
Inventors: 汤斌淞; 宋平
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2013-07-26
Filing date: 2013-07-26
Publication date: 2019-08-27
Anticipated expiration: 2033-07-26
Also published as: WO2015010339A1; CN104854900A

Abstract

The invention discloses the measurement methods of wireless network KPI a kind of, it include: the metrical information that user equipment record when being wirelessly connected abnormal includes at least the first information and the second information, the first information is user equipment and cell at least one signaling step before being wirelessly connected abnormal occur, and the second information is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment；After establishing connection again with wireless side, the measurement report comprising the first information and the second information is sent to the wireless side for establishing connection.The invention also discloses a kind of user equipment, the network equipment and Radio Network Systems.By the above-mentioned means, the abnormal detailed detailed problem of wireless connection can be positioned, to provide foundation for the subsequent network optimization.

Description

Measurement method, user equipment, the network equipment and the system of wireless network KPI

Technical field

The present invention relates to radio network technique fields, measurement method, Yong Hushe more particularly to a kind of wireless network KPI The standby, network equipment and Radio Network System.

Background technique

In a wireless communication system, user equipment (UE, User Equipment) moves, base station between different community Measurement control (measurement control) is sent by physical downlink control channel PDCCH to induce UE to carry out cell survey Amount, UE have found that this cell signal is lower than a certain thresholding and adjacent area is higher than report measurement results after a certain thresholding when eating dishes without rice or wine to measure (measurement report).Subsequent base station informs that adjacent cell receive the switching of UE to prepare by switching request, then It initiates to switch by switching command (RRC connection Reconfiguration), UE passes through random access channel RACH Random access and time prior value TA(timing advanced) acquisition be synchronized to new cell, to complete to switch Journey.

When in above process, in case of network connection exception or network failure, system is abnormal by analysis network connection Or the reason of network failure, to determine how optimization network.For example, if it find that UE does not have measurement report, it can Can be measurement control do not issue, if after switching command issues, UE handover failure, it may be possible to which switching command itself receives It interferes and loses in adjacent area.Currently, in the lte networks, under mobility scene, by UE minimize drive test technology (MDT, Minimize Drive Test) to report, RRC fails or call drop sends the cell ID of that time and the measurement letter of the cell Number intensity RSRP/RSRQ.By this automatic road measuring method, operator is known which MPS process of which region exists and asks Topic.

The research staff of the application has found that the program is due to using signal strength and signal quality machine in long-term research and development System, can only find covering problem, can not limited etc. the detailed detailed problem of location interference or capacity.

Summary of the invention

The invention mainly solves the technical problem of providing the measurement methods of wireless network KPI a kind of, user equipment, network Equipment and Radio Network System can position the abnormal detailed detailed problem of wireless connection, to be the subsequent network optimization Foundation is provided.

In a first aspect, the present invention provides the measurement method of wireless network key performance index KPI a kind of, comprising: Yong Hushe Standby to record metrical information when being wirelessly connected abnormal, the metrical information includes at least the first information and the second information, and described the One information is the user equipment and cell at least one signaling step, second information before being wirelessly connected abnormal occur It is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with the user equipment；The use Family equipment is sent to the wireless side for establishing connection comprising the first information and described the after establishing connection again with wireless side The measurement report of two information, in order to which the wireless side is according to the analysis of measurement report progress KPI index.

In the first possible implementation of the first aspect, the wireless connection includes at least the user extremely and sets It is standby in the failure of high bit-error caused by connection breaking, high interference in wireless side or high Block Error Rate and the user equipment itself Thrin.

In the second possible implementation of the first aspect, the measurement report further includes third information, and described Three information are that the signal strength of abnormal cell is wirelessly connected with the user equipment, wherein the signal strength includes reference Signal reception power RSRP and Reference Signal Received Quality RSRQ.

In a third possible implementation of the first aspect, the wireless side is base station or Network Management Equipment.

For first with reference to first aspect to any possible implementation of third, the 4th kind in first aspect is possible In implementation, the user equipment is when being wirelessly connected abnormal, before the step of recording metrical information, comprising: the user Equipment receives the measuring control information from wireless side, and the measuring control information requires the user equipment different in wireless connection Chang Shi reports the measurement report including at least the first information and the second information.

Second aspect, the present invention provide a kind of measurement method of wireless network KPI index, comprising: receive user equipment hair The measurement report sent, the measurement report include at least the first information and the second information, and the first information is that the user sets Standby and cell at least one signaling step before being wirelessly connected abnormal occur, second information be with the user equipment without Cell ID, longitude and latitude or the cell ID and longitude and latitude of the abnormal cell of line connection；KPI is carried out according to the measurement report to refer to Target analysis obtains described the reason of being wirelessly connected abnormal cell generation KPI index decline.

In the first possible implementation of the second aspect, described that KPI index is carried out according to the measurement report Analysis, obtaining described the step of being wirelessly connected the reason of decline of KPI index occurs for abnormal cell includes: to be reported according to the measurement The second information in announcement determines the cell that the decline of KPI index occurs；According to the first information in the measurement report, institute is determined State the reason of decline of KPI index occurs for cell.

In a second possible implementation of the second aspect, the measurement report further includes third information, and described Three information are that the signal strength of abnormal cell is wirelessly connected with the user equipment, wherein the signal strength includes reference Signal reception power RSRP and Reference Signal Received Quality RSRQ.

In the third possible implementation of the second aspect, the step for receiving the measurement report that user equipment is sent Before rapid, comprising: Xiang Suoshu user equipment sends measuring control information, and the measuring control information requires the user equipment to exist When being wirelessly connected abnormal, the measurement report including at least the first information and the second information is reported.

In conjunction with second aspect first to any possible implementation of third, the 4th kind in second aspect is possible In implementation, the KPI index includes: that radio resource control RRC is created as power, RRC reconstruction success rate, switches to Power, evolution Universal Terrestrial wireless access network radio access bearer E-RAB be created as in power and cutting off rate at least one It is a.

The third aspect, the present invention provide a kind of optimization method of wireless network KPI index, comprising: receive user equipment hair The measurement report sent, the measurement report include at least the first information and the second information, and the first information is that the user sets Standby and cell at least one signaling step before being wirelessly connected abnormal moment generation, second information is set with the user Standby cell ID, longitude and latitude or the cell ID and longitude and latitude for being wirelessly connected abnormal cell；It is carried out according to the measurement report The analysis of KPI index obtains described the reason of being wirelessly connected abnormal cell generation KPI index decline；Wirelessly connected according to described The reason of connecing the KPI index decline of abnormal cell, the optimization of KPI index is carried out to the wireless network.

In the first possible implementation of the third aspect, described to be wirelessly connected abnormal cell generation KPI index The reason of decline includes: at least one of weak covering, covering loophole, neighboring BS relationship loss, interference and user equipment exception.

In conjunction with the first possible implementation of the third aspect, in second of possible implementation of the third aspect In, described the reason of being declined according to the KPI index for being wirelessly connected abnormal cell, KPI is carried out to the wireless network and is referred to If the reason of the step of target optimizes includes: the KPI index decline for being wirelessly connected abnormal cell is weak covering, increase The transmission power of the antenna of the cell own base station or the angle of declination for forcing down the antenna；If described be wirelessly connected the small of exception The reason of KPI index decline in area is covering loophole, then adjusts the deflection and angle of declination of the antenna of the cell own base station Degree, to increase new MPS process；If the reason of KPI index decline for being wirelessly connected abnormal cell is that neighboring BS relationship is lost It loses, then configures minizone neighboring BS relationship or starting Automatic Neighboring Relation ANR to capture neighboring BS relationship automatically；If the wireless connection The reason of KPI index decline of abnormal cell is interference, then starts Inter-Cell Interference Coordination ICIC or enhancement type district is dry It disturbs and coordinates eICIC and carry out interference coordination, or start mobile load balance MLB and dredge the user equipment of predetermined quantity to the cell Cell in addition；If the reason of KPI index decline for being wirelessly connected abnormal cell is user equipment exception, use is reported The type of family equipment or the brand of user equipment.

Fourth aspect, the present invention provide a kind of user equipment, and the user equipment includes: logging modle and sending module； The logging modle is used to record metrical information when being wirelessly connected abnormal, and the metrical information includes at least the first information and the Two information, and sent described including at least the metrical information of the first information and the second information to sending module, first letter Breath at least one signaling step that is the user equipment and cell before being wirelessly connected abnormal occur, second information be with The user equipment is wirelessly connected cell ID, longitude and latitude or the cell ID and longitude and latitude of abnormal cell；The transmission mould Block is used to receive the metrical information including at least the first information and the second information that the logging modle is sent, with wireless side again It is secondary establish connection after, to establish connection wireless side send include the first information and the second information measurement report, so as to The analysis of KPI index is carried out according to the measurement report in the wireless side.

In the first possible implementation of the fourth aspect, the wireless connection includes at least the user extremely and sets It is standby in the failure of high bit-error caused by connection breaking, high interference in wireless side or high Block Error Rate and the user equipment itself Thrin.

In the second possible implementation of the fourth aspect, the measurement report further includes third information, and described Three information are that the signal strength of abnormal cell is wirelessly connected with the user equipment, wherein the signal strength includes reference Signal reception power RSRP and Reference Signal Received Quality RSRQ.

In the third possible implementation of the fourth aspect, the wireless side is base station or Network Management Equipment.

In conjunction with fourth aspect first to any possible implementation of third, the 4th kind in fourth aspect is possible In implementation, the user equipment further includes receiving module, and the receiving module is for receiving the measurement control from wireless side Information processed, the measuring control information are required when being wirelessly connected abnormal, are reported including at least the first information and the second information Measurement report.

5th aspect, the present invention provide a kind of network equipment, and the network equipment includes: receiving module and acquisition module； The receiving module is used to receive the measurement report of user equipment transmission, and the measurement report includes at least the first information and second Information, and the measurement report is sent to the acquisition module, the first information is the user equipment and cell in nothing At least one signaling step before the abnormal generation of line connection, second information is and the user equipment is wirelessly connected exception Cell ID, longitude and latitude or the cell ID and longitude and latitude of cell；The acquisition module is sent for receiving the receiving module Measurement report, the analysis of KPI index is carried out according to the measurement report, is obtained and described be wirelessly connected abnormal cell and occur The reason of KPI index declines.

In the first possible implementation of the 5th aspect, the acquisition module includes: the first determination unit and the Two determination units；First determination unit is used to determine and occur under KPI index according to the second information in the measurement report The cell of drop；Second determination unit is used to determine that KPI occurs for the cell according to the first information in the measurement report The reason of index declines.

In second of possible implementation of the 5th aspect, the measurement report further includes third information, and described the Three information are that the signal strength of abnormal cell is wirelessly connected with the user equipment, wherein the signal strength includes reference Signal reception power RSRP and Reference Signal Received Quality RSRQ.

In the third possible implementation of the 5th aspect, the network equipment further includes sending module, the hair Send module for sending measuring control information to the user equipment, the measuring control information requires the user equipment in nothing When line connection is abnormal, the measurement report including at least the first information and the second information is reported.

In conjunction with the 5th aspect first to any possible implementation of third, the 4th kind at the 5th aspect is possible In implementation, the KPI index includes: that radio resource control RRC is created as power, RRC reconstruction success rate, switches to Power, evolution Universal Terrestrial wireless access network radio access bearer E-RAB be created as in power and cutting off rate at least one It is a.

6th aspect, the present invention provide a kind of Radio Network System, and the Radio Network System includes: receiving module, obtains Obtain module and optimization module；The receiving module is used to receive the measurement report of user equipment transmission, and the measurement report is extremely Include less the first information and the second information, and the measurement report is sent to the acquisition module, the first information is institute Stating user equipment and cell at least one signaling step, second information before being wirelessly connected abnormal occur is and the use Family equipment is wirelessly connected cell ID, longitude and latitude or the cell ID and longitude and latitude of abnormal cell；The acquisition module is used for The measurement report that the receiving module is sent is received, the analysis of KPI index is carried out according to the measurement report, is obtained described wireless The reason of KPI index decline, occurs for the abnormal cell of connection, and the decline of KPI index is occurred for the abnormal cell of the wireless connection The reason of to the optimization module send；The optimization module is used to receive the wireless connection exception that the acquisition module is sent The reason of the reason of KPI index decline, occurs for cell, is declined according to the KPI index for being wirelessly connected abnormal cell, to institute State the optimization that wireless network carries out KPI index.

It is described to be wirelessly connected abnormal cell generation KPI index in the first possible implementation of the 6th aspect The reason of decline includes: at least one of weak covering, covering loophole, neighboring BS relationship loss, interference and user equipment exception.

In conjunction with the first possible implementation of the 6th aspect, in second of possible implementation of the 6th aspect In, the optimization module is specifically used for when the reason of KPI index decline for being wirelessly connected abnormal cell is weak covering, Increase the transmission power of the antenna of the cell own base station or forces down the angle of declination of the antenna；It is abnormal in the wireless connection Cell KPI index decline the reason of be covering loophole when, adjust the antenna of the cell own base station deflection and under Degree of tilt, to increase new MPS process；It is that adjacent area is closed in the reason of KPI index decline for being wirelessly connected abnormal cell When system loses, human configuration minizone neighboring BS relationship or starting Automatic Neighboring Relation ANR to capture neighboring BS relationship automatically；Described When the reason of being wirelessly connected the KPI index decline of abnormal cell is interference, start Inter-Cell Interference Coordination ICIC or enhanced Inter-Cell Interference Coordination eICIC carries out interference coordination, or starts the user equipment that mobile load balance MLB dredges predetermined quantity and arrive Cell other than the cell；It is user equipment exception in the reason of KPI index decline for being wirelessly connected abnormal cell When, then the type of report of user equipment or the brand of user equipment.

The beneficial effects of the present invention are: being in contrast to the prior art, user equipment of the present invention is being wirelessly connected exception Shi Jilu includes at least the metrical information of the first information and the second information, and the first information is that user equipment and cell are being wirelessly connected At least one signaling step before abnormal generation, the second information are the cell marks that abnormal cell is wirelessly connected with user equipment Knowledge, longitude and latitude or cell ID and longitude and latitude；After establishing connection again with wireless side, packet is sent to the wireless side for establishing connection Measurement report containing the first information and the second information, wireless side receive the measurement report comprising the first information and the second information, into The analysis of row KPI index.Since measurement report includes that the first information and the second information, especially wireless side can be believed according to first When breath knows that user equipment occurs to be wirelessly connected abnormal, specifically in which step signaling step, thus according to KPI root cause analysis process It determines and is wirelessly connected abnormal reason for it.In this way, the abnormal detailed detailed problem of wireless connection can be positioned, from And foundation is provided for the subsequent network optimization.

Detailed description of the invention

Fig. 1 is the flow chart of one embodiment of measurement method of wireless network KPI index of the present invention；

Fig. 2 is the flow chart of another embodiment of measurement method of wireless network KPI index of the present invention；

Fig. 3 is the flow chart of the another embodiment of measurement method of wireless network KPI index of the present invention；

Fig. 4 is the flow chart of the another embodiment of measurement method of wireless network KPI index of the present invention；

Fig. 5 is the flow chart of one embodiment of optimization method of wireless network KPI index of the present invention；

Fig. 6 is the structural schematic diagram of one embodiment of user equipment of the present invention；

Fig. 7 is the structural schematic diagram of another embodiment of user equipment of the present invention；

Fig. 8 is the structural schematic diagram of one embodiment of inventive network equipment；

Fig. 9 is the structural schematic diagram of another embodiment of inventive network equipment；

Figure 10 is the structural schematic diagram of one embodiment of Radio Network System of the present invention；

Figure 11 is the structural schematic diagram of one embodiment of measuring device of wireless network KPI index of the present invention；

Figure 12 is the structural schematic diagram of another embodiment of measuring device of wireless network KPI index of the present invention；

Figure 13 is the structural schematic diagram of the another embodiment of measuring device of wireless network KPI index of the present invention.

Specific embodiment

The present invention is described in detail with embodiment with reference to the accompanying drawing.

Refering to fig. 1, Fig. 1 is the process of one embodiment of measurement method of wireless network key performance index KPI of the present invention Figure, present embodiment is method flow performed by user equipment, comprising:

Step S101: user equipment records metrical information when being wirelessly connected abnormal, and metrical information includes at least the first letter Breath and the second information, the first information is user equipment and cell is wirelessly connected abnormal at least one signaling step before occurring, the Two information are cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment.

User equipment (UE, User Equipment) is a key concept in mobile communication, in 3G and 4G network, user Terminal is just called UE, and UE here includes mobile phone, intelligent terminal, multimedia equipment, stream media equipment etc..

Wherein, it is wirelessly connected abnormal including at least high bit error caused by connection breaking, high interference in user equipment and wireless side Thrin in rate or the failure of high Block Error Rate and user equipment itself.For example, when covering loophole, user equipment meeting With connection breaking in wireless side；Although user equipment has connection with wireless side, adjacent area high interference leads to the bit error rate or Block Error Rate It is very high；User equipment faults itself causes to connect with wireless side abnormal.

The first information is that user equipment and cell are wirelessly connected abnormal at least one signaling step before occurring, i.e. user sets When standby abnormal with cell generation wireless connection, the signaling step of previous step.By the first information, it can learn and wirelessly connect with cell It connects exception to occur on earth in which signaling step, is wirelessly connected abnormal reason so as to search.

Second information is cell ID, longitude and latitude or the cell ID and warp that abnormal cell is wirelessly connected with user equipment Latitude.By cell ID it is known that being specifically which cell and user equipment occur to be wirelessly connected exception；Pass through cell Longitude and latitude, which is known that, to be occurred to be wirelessly connected abnormal specific location with user equipment, such as occurs to occur in the center of cell East by north edge of cell etc.；It is known which cell in which position and user equipment by cell ID and longitude and latitude Occur to be wirelessly connected abnormal.

For user equipment when being wirelessly connected abnormal, record includes at least the metrical information of the first information and the second information, with Convenient for when being again coupled to wireless side, metrical information is sent to wireless side, the reason of wireless side Network Search connects extremely.

It should be noted that the step of user equipment when being wirelessly connected abnormal, records metrical information, can be and receiving It is executed under the instruction of the measuring control information of wireless side, is also possible to user equipment and actively executes the step, herein Specific limitation is not done.

Wherein, measurement report further includes third information, and third information is to be wirelessly connected abnormal cell with user equipment Signal strength, wherein signal strength includes Reference Signal Received Power RSRP and Reference Signal Received Quality RSRQ.

Reference Signal Received Power (RSRP, Reference Signal Receiving Power) is can in LTE network It is to measure system wireless network coverage rate with one of key parameter and the physical layer measurement demand for representing wireless signal strength Important indicator.RSRP indicates the absolute value of received signal strength, can reflect distance of the user equipment apart from base station to a certain extent, Therefore can be used to measure cell coverage area size.Specifically, RSRP is the institute that reference signal is carried in some symbol There is the average value of the signal power received on resource particle RE.

Received signal intensity indicates that (RSSI, Received Signal Strength Indication) is wirelessly to send out The optional part of layer is sent, for determining quality of connection and whether increasing broadcast transmission intensity.

Reference Signal Received Quality (RSRQ, Reference Signal Receiving Quality) is RSRP and RSSI Ratio.For LTE system, after the network requirements such as system ovelay range, number of users, peripheral speed determine, it is based on chain The cell reference signals EPRE that road budget and business model are set is a constant, and other channel powers are set based on this value, institute To obtain reference signal RSRQ, can determine the Signal to Noise Ratio (SNR) of other channels to a certain extent.

By the third information of measurement report, can contribute to clearly determine that user equipment is wirelessly connected exception Reason, for example, explanation may be adjacent area high level cadre if the signal strength for being wirelessly connected abnormal cell with user equipment is stronger It disturbs or the caused wireless connection of user equipment failure is abnormal；If the signal of abnormal cell is strong with user equipment wireless connection Degree is weaker, and explanation may be that exception is wirelessly connected caused by weak covering.

Step S102: user equipment after establishing connection again with wireless side, to establish connection wireless side send include The measurement report of the first information and the second information, in order to which wireless side is according to the analysis of measurement report progress KPI index.

Critical sales index (KPI, Key Performance Indication) is the most directly reflection of network quality, main To include following major class: access property index, retentivity index, mobility index, business figureofmerit, product operation class refer to Mark, system availability index and network resource utilization index.By the monitoring of these indexs, bursting problem can be identified Cell, risk give warning in advance, stablize and promote network quality.Such as: access property index includes that radio resource control RRC connects It connects and is created as power, the Universal Terrestrial wireless access network radio access bearer E-RAB of evolution is created as power, wireless percent of call completed Deng；Retentivity index includes wireless drop call rate (E-RAB discharges extremely) etc.；Mobility index includes switching successfully in cell base station Handover success rate etc. between rate, cell base station.

User equipment is after establishing connection again with wireless side, i.e. after the wireless connection of user equipment and wireless side is normal, Sent to the wireless side for establishing connection include the first information and the second information measurement report, according to including the first information and second The measurement report of information, wireless side can carry out the analysis of KPI index, to obtain the evaluation of network quality.

Wherein, wireless side is base station or Network Management Equipment.

In short, embodiment of the present invention user equipment record when being wirelessly connected abnormal includes at least the first information and second The metrical information of information, the first information are that user equipment and cell are wirelessly connected abnormal at least one signaling step before occurring, Second information is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment；? After establishing connection again with wireless side, the measurement report comprising the first information and the second information is sent to the wireless side for establishing connection It accuses.Since the measurement report reported includes that the first information and the second information, especially wireless side can be known according to the first information When user equipment occurs to be wirelessly connected abnormal, specifically in which step signaling step, to determine nothing according to KPI root cause analysis process Line connects abnormal reason for it.In this way, the abnormal detailed detailed problem of wireless connection can be positioned, thus after being The continuous network optimization provides foundation.

Referring to Fig.2, Fig. 2 is the stream of another embodiment of measurement method of wireless network key performance index KPI of the present invention Cheng Tu, present embodiment are method flows performed by user equipment, comprising:

Step S201: user equipment receives the measuring control information from wireless side, and measuring control information requires user to set For when being wirelessly connected abnormal, the measurement report including at least the first information and the second information is reported.

UE is a key concept in mobile communication, and in 3G and 4G network, user terminal is just called UE, and UE here includes Mobile phone, intelligent terminal, multimedia equipment, stream media equipment etc..

Wireless lateral user equipment sends measuring control information, which requires user equipment being wirelessly connected When abnormal, the measurement report including at least the first information and the second information is reported.User equipment receives the measuring control information.

Step S202: user equipment records metrical information when being wirelessly connected abnormal, and metrical information includes at least the first letter Breath and the second information, the first information is user equipment and cell is wirelessly connected abnormal at least one signaling step before occurring, the Two information are cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment.

The first information is user equipment and cell at least one signaling step, i.e. user before being wirelessly connected abnormal occur When equipment and cell occur to be wirelessly connected abnormal, the signaling step of previous step.By the first information, can learn wireless with cell Connection is abnormal to be occurred on earth in which signaling step, is wirelessly connected abnormal reason so as to search.

RSRP is that one of key parameter and physical layer measurement demand of wireless signal strength can be represented in LTE network, It is the important indicator for measuring system wireless network coverage rate.Specifically, RSRP is the carrying reference signal in some symbol The average value of the signal power received on all resource particle RE.RSSI is the optional part for transmitting wirelessly layer, for determining Quality of connection and whether increase broadcast transmission intensity.RSRQ is the ratio of RSRP and RSSI.For LTE system, when being After the network requirements such as coverage area, number of users, peripheral speed of uniting determine, the cell set based on link budget and business model is joined Examining signal EPRE is a constant, and other channel powers are set based on this value, so, reference signal RSRQ is obtained, to a certain degree On can determine the Signal to Noise Ratio (SNR) of other channels.

Step S203: user equipment after establishing connection again with wireless side, to establish connection wireless side send include The measurement report of the first information and the second information, in order to which wireless side is according to the analysis of measurement report progress KPI index.

KPI index is the most directly reflection of network quality, mainly includes following major class: access property index, retentivity Index, mobility index, business figureofmerit, product operation class index, system availability index and network resource utilization refer to Mark.By the monitoring of these indexs, it can identify that the cell of bursting problem, risk give warning in advance, stablize and promote network quality.

Wherein, wireless side is base station or Network Management Equipment.

In short, embodiment of the present invention user equipment record when being wirelessly connected abnormal includes at least the first information and second The metrical information of information, the first information are that user equipment and cell at least one signaling before being wirelessly connected abnormal occur walk Suddenly, the second information is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment； After establishing connection again with wireless side, the measurement report comprising the first information and the second information is sent to the wireless side for establishing connection It accuses.Since the measurement report reported includes that the first information and the second information, especially wireless side can be known according to the first information When user equipment occurs to be wirelessly connected abnormal, specifically in which step signaling step, to determine nothing according to KPI root cause analysis process Line connects abnormal reason for it.In this way, the abnormal detailed detailed problem of wireless connection can be positioned, thus after being The continuous network optimization provides foundation.

It is the flow chart of the another embodiment of measurement method of wireless network KPI index of the present invention, this reality refering to Fig. 3, Fig. 3 The mode of applying is method flow performed by wireless side, comprising:

Step 301: receiving the measurement report that user equipment is sent, measurement report includes at least the first information and the second letter Breath, the first information are that user equipment and cell at least one signaling step, the second information before being wirelessly connected abnormal occur are Cell ID, longitude and latitude or the cell ID and longitude and latitude of abnormal cell are wirelessly connected with user equipment.

The first information is user equipment and cell at least one signaling step before being wirelessly connected abnormal occur.For example, When user equipment and cell occur to be wirelessly connected abnormal, the signaling step of previous step.By the first information, can learn and cell It is wirelessly connected exception to occur on earth in which signaling step, is wirelessly connected abnormal reason so as to search.

Wireless side receives the measurement report that user equipment is sent, and measurement report includes at least the first information and the second information. Wireless side herein is base station or Network Management Equipment.If network design is distributed base station, executing subject is base station, if Network design is centralized base station, then executing subject is Network Management Equipment, the operation branch specifically installed in Network Management Equipment Chapelet system OSS.

Measurement report further includes third information, and third information is that the signal for the cell for being wirelessly connected exception with user equipment is strong Degree, wherein signal strength includes Reference Signal Received Power RSRP and Reference Signal Received Quality RSRQ.

RSRP is that one of key parameter and physical layer measurement demand of wireless signal strength can be represented in LTE network, It is the important indicator for measuring system wireless network coverage rate.RSRP indicates the absolute value of received signal strength, to a certain extent may be used Reflect distance of the user equipment apart from base station, therefore can be used to measure cell coverage area size.Specifically, RSRP be The average value of the signal power received on all resource particle RE of carrying reference signal in some symbol.

RSSI is the optional part for transmitting wirelessly layer, for determining quality of connection and whether increasing broadcast transmission intensity. RSRQ is the ratio of RSRP and RSSI.For LTE system, when the networks such as system ovelay range, number of users, peripheral speed are wanted It asks after determining, the cell reference signals EPRE set based on link budget and business model is a constant, other channel power It is set based on this value, so, reference signal RSRQ is obtained, can determine the Signal to Noise Ratio (SNR) of other channels to a certain extent.

Step 302: carrying out the analysis of KPI index according to measurement report, obtain the abnormal cell generation KPI of wireless connection and refer to The reason of mark decline.

KPI index is the most directly reflection of network quality, mainly includes following major class: access property index, retentivity Index, mobility index, business figureofmerit, product operation class index, system availability index and network resource utilization refer to Mark.By the monitoring of these indexs, it can identify that the cell of bursting problem, risk give warning in advance, stablize and promote network quality. Such as: access property index includes the Universal Terrestrial wireless access network that radio resource control RRC connection is created as power, evolution Radio access bearer E-RAB is created as power, wireless percent of call completed etc.；Retentivity index includes that (E-RAB is released wireless drop call rate extremely Put) etc.；Mobility index includes handover success rate etc. between handover success rate, cell base station in cell base station.

Wherein, in one embodiment, KPI index includes: that radio resource control RRC is created as power, RRC weight Build up power, handover success rate, evolution Universal Terrestrial wireless access network radio access bearer E-RAB be created as power and fall Words rate.

According to the measurement report comprising the first information and the second information, wireless side can carry out the analysis of KPI index, thus Obtain the evaluation of network quality.

Embodiment of the present invention receives the measurement report that user equipment is sent, and measurement report includes at least the first information and the Two information, the first information are user equipment and cell at least one signaling step before being wirelessly connected abnormal occur, the second letter Breath is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment；According to measurement Report carries out the analysis of KPI index, obtains and is wirelessly connected the reason of decline of KPI index occurs for abnormal cell.Since measurement is reported Accusing can know that according to the first information user equipment is wirelessly connected comprising the first information and the second information, especially wireless side When abnormal, which specifically walks signaling step at, is wirelessly connected abnormal reason institute to determine according to KPI root cause analysis process ?.In this way, the abnormal detailed detailed problem of wireless connection can be positioned, thus for the subsequent network optimization provide according to According to.

It is the flow chart of the another embodiment of measurement method of wireless network KPI index of the present invention, this reality refering to Fig. 4, Fig. 4 The mode of applying is method flow performed by wireless side, comprising:

Step S401: measuring control information is sent to user equipment, measuring control information requires the user equipment in nothing When line connection is abnormal, the measurement report including at least the first information and the second information is reported.

Step 402: receiving the measurement report that user equipment is sent, measurement report includes at least the first information and the second letter Breath, the first information are that user equipment and cell at least one signaling step, the second information before being wirelessly connected abnormal occur are Cell ID, longitude and latitude or the cell ID and longitude and latitude of abnormal cell are wirelessly connected with user equipment.

The first information is user equipment and cell at least one signaling step before being wirelessly connected abnormal occur, such as with When family equipment and cell occur to be wirelessly connected abnormal, the signaling step of previous step.By the first information, can learn with cell without Line connection is abnormal to be occurred on earth in which signaling step, is wirelessly connected abnormal reason so as to search.

RSRP is that one of key parameter and physical layer measurement demand of wireless signal strength can be represented in LTE network, It is the important indicator for measuring system wireless network coverage rate.RSRP indicates the absolute value of received signal strength, to a certain extent may be used Reflect distance of the user equipment apart from base station, therefore can be used to measure cell coverage area size.Specifically, RSRP be The average value of the signal power received on all resource particle RE of carrying reference signal in some symbol.RSSI is wirelessly to send out The optional part of layer is sent, for determining quality of connection and whether increasing broadcast transmission intensity.RSRQ is the ratio of RSRP and RSSI Value.It is pre- based on link after the network requirements such as system ovelay range, number of users, peripheral speed determine for LTE system The cell reference signals EPRE set with business model is calculated as a constant, other channel powers are set based on this value, so, it obtains Reference signal RSRQ is obtained, can determine the Signal to Noise Ratio (SNR) of other channels to a certain extent.

Step 403: carrying out the analysis of KPI index according to measurement report, obtain the abnormal cell generation KPI of wireless connection and refer to The reason of mark decline.

Wherein, step S403 includes: sub-step S403a and sub-step S403b.

Sub-step S403a: according to the second information in measurement report, the cell that the decline of KPI index occurs is determined；

Sub-step S403b: according to the first information in measurement report, determine that the original of KPI index decline occurs for the cell Cause.

It is the flow chart of one embodiment of optimization method of wireless network KPI index of the present invention, this implementation refering to Fig. 5, Fig. 5 Mode is the method flow that wireless side executes, comprising:

Step S501: receiving the measurement report that user equipment is sent, and measurement report includes at least the first information and the second letter Breath, the first information are that user equipment and cell at least one signaling step, the second information before being wirelessly connected abnormal occur are Cell ID, longitude and latitude or the cell ID and longitude and latitude of abnormal cell are wirelessly connected with user equipment.

The first information is user equipment and cell at least one signaling step before being wirelessly connected abnormal occur, for example, When user equipment and cell occur to be wirelessly connected abnormal, the signaling step of previous step.By the first information, can learn and cell It is wirelessly connected exception to occur on earth in which signaling step, is wirelessly connected abnormal reason so as to search.

Step S502: carrying out the analysis of KPI index according to measurement report, obtains and is wirelessly connected abnormal cell generation KPI The reason of index declines.

Step S503: the reason of being declined according to the KPI index for being wirelessly connected abnormal cell carries out KPI to wireless network The optimization of index.

Wherein, being wirelessly connected the reason of decline of KPI index occurs for abnormal cell includes: weak covering, covering loophole, adjacent area Relationship is lost, interference and user equipment are abnormal.

At this point, step S503 includes the content of following A, B, C, D or E:

If the reason of being A. wirelessly connected the KPI index decline of abnormal cell is weak covering, increase cell own base station Antenna transmission power or force down the angle of declination of antenna.

If the reason of being B. wirelessly connected the KPI index decline of abnormal cell is covering loophole, the affiliated base of cell is adjusted The deflection and tilt angled down for the antenna stood, to increase new MPS process.

If the reason of being C. wirelessly connected the KPI index decline of abnormal cell is that neighboring BS relationship is lost, human configuration is small Section neighboring BS relationship or starting Automatic Neighboring Relation ANR to capture neighboring BS relationship automatically.

If the reason of being D. wirelessly connected the KPI index decline of abnormal cell is interference, start Inter-Cell Interference Coordination ICIC or enhancement type district interference coordination eICIC carries out interference coordination, or starts mobile load balance MLB and dredge predetermined quantity User equipment to cell other than cell.

If the reason of being E. wirelessly connected the KPI index decline of abnormal cell is user equipment exception, report of user is set The brand of standby type or user equipment.

Embodiment of the present invention receives the measurement report that user equipment is sent, and measurement report includes at least the first information and the Two information, the first information are user equipment and cell at least one signaling step before being wirelessly connected abnormal occur, the second letter Breath is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment；According to measurement Report carries out the analysis of KPI index, obtains and is wirelessly connected the reason of decline of KPI index occurs for abnormal cell, according to wirelessly connecting The reason of connecing the KPI index decline of abnormal cell, the optimization of KPI index is carried out to wireless network.Since measurement report includes It is abnormal that the first information and the second information, especially wireless side can know that user equipment occurs to be wirelessly connected according to the first information When, which specifically walks signaling step at, is wirelessly connected abnormal reason for it to determine according to KPI root cause analysis process.It is logical This mode is crossed, the abnormal detailed detailed problem of wireless connection can be positioned, to provide foundation for the subsequent network optimization.

It is the structural schematic diagram of one embodiment of user equipment of the present invention refering to Fig. 6, Fig. 6, which includes: note Record module 101 and sending module 102.

It should be noted that the user equipment of present embodiment can execute Fig. 1 corresponding step into Fig. 2.

Logging modle 101 is used to record metrical information when being wirelessly connected abnormal, and metrical information includes at least the first information With the second information, and the metrical information for including at least the first information and the second information is sent to sending module 102, the first information At least one signaling step that is user equipment and cell before being wirelessly connected abnormal occur, the second information be with user equipment without Cell ID, longitude and latitude or the cell ID and longitude and latitude of the abnormal cell of line connection.

Sending module 102 is used to receive the measurement including at least the first information and the second information of the transmission of logging modle 101 Information, after establishing connection again with wireless side, sending to the wireless side for establishing connection includes the first information and the second information Measurement report, in order to which wireless side is according to the analysis of measurement report progress KPI index.

Wherein, wireless side is base station or Network Management Equipment.

It is the structural schematic diagram of another embodiment of user equipment of the present invention refering to Fig. 7, Fig. 7, which includes: Receiving module 201, logging modle 202 and sending module 203.

It should be noted that the user equipment of present embodiment can execute corresponding step in Fig. 2.

Receiving module 201 requires wirelessly connecting for receiving the measuring control information from wireless side, measuring control information When connecing abnormal, the measurement report including at least the first information and the second information is reported.

Logging modle 202 is used to record metrical information when being wirelessly connected abnormal, and metrical information includes at least the first information With the second information, and the metrical information for including at least the first information and the second information is sent to sending module 203, the first information At least one signaling step that is user equipment and cell before being wirelessly connected abnormal occur, the second information be with user equipment without Cell ID, longitude and latitude or the cell ID and longitude and latitude of the abnormal cell of line connection.

Sending module 203 is used to receive the measurement including at least the first information and the second information of the transmission of logging modle 202 Information, after establishing connection again with wireless side, sending to the wireless side for establishing connection includes the first information and the second information Measurement report, in order to which wireless side is according to the analysis of measurement report progress KPI index.

Wherein, wireless side is base station or Network Management Equipment.

It is the structural schematic diagram of one embodiment of inventive network equipment refering to Fig. 8, Fig. 8, which includes: to connect It receives module 301 and obtains module 302.

It should be noted that the network equipment of present embodiment can execute Fig. 3 corresponding step into Fig. 4.Network is set It is standby to can be base station, it is also possible to Network Management Equipment or other network equipments.

Receiving module 301 be used for receive user equipment transmission measurement report, measurement report include at least the first information and Second information, and measurement report is sent to module 302 is obtained, the first information is that user equipment and cell are being wirelessly connected exception At least one signaling step before generation, the second information are the cell ID that abnormal cell is wirelessly connected with user equipment, warp Latitude or cell ID and longitude and latitude.

Measurement report further includes third information, and third information is that the signal for the cell for being wirelessly connected exception with user equipment is strong Degree, wherein signal strength includes Reference Signal Received Power RSRP and Reference Signal Received Quality RSRQ.RSRP is LTE network In can represent one of key parameter and physical layer measurement demand of wireless signal strength, be measure system wireless network covering The important indicator of rate.RSRP indicates the absolute value of received signal strength, can reflect user equipment apart from base station to a certain extent Distance, therefore can be used to measure cell coverage area size.Specifically, RSRP is to carry reference signal in some symbol All resource particle RE on the average value of signal power that receives.RSSI is the optional part for transmitting wirelessly layer, for sentencing Determine quality of connection and whether increases broadcast transmission intensity.RSRQ is the ratio of RSRP and RSSI.For LTE system, when After the network requirements such as system ovelay range, number of users, peripheral speed determine, the cell based on link budget and business model setting Reference signal EPRE is a constant, and other channel powers are set based on this value, so, obtain reference signal RSRQ, certain journey The Signal to Noise Ratio (SNR) of other channels can be determined on degree.

The measurement report that module 302 is used to receive the transmission of receiving module 301 is obtained, KPI index is carried out according to measurement report Analysis, obtain and be wirelessly connected the reason of decline of KPI index occurs for abnormal cell.

It is the structural schematic diagram of another embodiment of inventive network equipment refering to Fig. 9, Fig. 9, which includes: Sending module 401, receiving module 402 and acquisition module 403.

It should be noted that the network equipment of present embodiment can execute corresponding step in Fig. 4.The network equipment can be with It is base station, is also possible to Network Management Equipment or other network equipments.

Sending module 401 is used to send measuring control information to user equipment, and measuring control information requires user equipment to exist When being wirelessly connected abnormal, the measurement report including at least the first information and the second information is reported.

Receiving module 402 be used for receive user equipment transmission measurement report, measurement report include at least the first information and Second information, and measurement report is sent to module 403 is obtained, the first information is that user equipment and cell are being wirelessly connected exception At least one signaling step before generation, the second information are the cell ID that abnormal cell is wirelessly connected with user equipment, warp Latitude or cell ID and longitude and latitude.

RSRP is that one of key parameter and physical layer measurement demand of wireless signal strength can be represented in LTE network, It is the important indicator for measuring system wireless network coverage rate.Specifically, RSRP is the carrying reference signal in some symbol The average value of the signal power received on all resource particle RE.RSSI is the optional part for transmitting wirelessly layer, for determining Quality of connection and whether increase broadcast transmission intensity.RSRQ is the ratio of RSRP and RSSI.

It obtains module 403 to be used to receive the measurement report sent from receiving module 402, KPI is carried out according to measurement report The analysis of index obtains and is wirelessly connected the reason of decline of KPI index occurs for abnormal cell.

KPI index is the most directly reflection of network quality, mainly includes following major class: access property index, retentivity Index, mobility index, business figureofmerit, product operation class index, system availability index and network resource utilization refer to Mark.By the monitoring of these indexs, it can identify that the cell of bursting problem, risk give warning in advance, stablize and promote network quality. Wherein, in one embodiment, KPI index includes: that radio resource control RRC is created as power, RRC is rebuild successfully Rate, handover success rate, evolution Universal Terrestrial wireless access network radio access bearer E-RAB be created as power and cutting off rate.

Wherein, obtaining module 403 includes: the first determination unit 4031 and the second determination unit 4032.

First determination unit 4031 is used to determine and the small of KPI index decline occurs according to the second information in measurement report Area.

Second determination unit 4032 is used to determine that the decline of KPI index occurs for cell according to the first information in measurement report The reason of.

0, Figure 10 is the structural schematic diagram of one embodiment of Radio Network System of the present invention, the wireless network system refering to fig. 1 System 50 includes: receiving module 501, obtains module 502 and optimization module 503.

It should be noted that the Radio Network System of present embodiment can execute corresponding step in Fig. 5.

Receiving module 501 be used for receive user equipment transmission measurement report, measurement report include at least the first information and Second information, and measurement report is sent to module is obtained, the first information is that user equipment and cell are being wirelessly connected abnormal hair At least one signaling step before life, the second information are cell ID, the longitude and latitude that abnormal cell is wirelessly connected with user equipment Degree or cell ID and longitude and latitude.

It obtains module 502 to be used to receive the measurement report sent from receiving module 501, KPI is carried out according to measurement report The analysis of index obtains and is wirelessly connected the reason of decline of KPI index occurs for abnormal cell, and will be wirelessly connected abnormal cell The reason of decline of KPI index occurs sends to optimization module.

The decline of KPI index occurs for the cell that optimization module 503 is used to receive the wireless connection exception for obtaining the transmission of module 502 The reason of, the reason of decline according to the KPI index for being wirelessly connected abnormal cell, the optimization of KPI index is carried out to wireless network.

Being wirelessly connected the reason of decline of KPI index occurs for abnormal cell includes: weak covering, covering loophole, neighboring BS relationship Loss, interference and user equipment are abnormal.

At this point, optimization module 503 is specifically used in the reason of KPI index decline for being wirelessly connected abnormal cell being weak cover Gai Shi increases the transmission power of the antenna of cell own base station or forces down the angle of declination of antenna；It is being wirelessly connected abnormal cell KPI index decline the reason of be covering loophole when, adjust cell own base station antenna deflection and tilt angled down, with increase Add new MPS process；When the reason of KPI index decline for being wirelessly connected abnormal cell is that neighboring BS relationship is lost, manually match It sets minizone neighboring BS relationship or starting Automatic Neighboring Relation ANR to capture neighboring BS relationship automatically；It is being wirelessly connected abnormal cell KPI index decline the reason of be interference when, start Inter-Cell Interference Coordination ICIC or enhancement type district interference coordination eICIC Interference coordination is carried out, or starts mobile load balance MLB and dredges cell other than the user equipment to cell of predetermined quantity；In nothing When the reason of KPI index decline of the abnormal cell of line connection is user equipment exception, then the type or use of report of user equipment The brand of family equipment.

Refering to fig. 11, the present invention also provides a kind of measuring device of wireless network KPI index, described device packet 600 is included: Input equipment 601, output equipment 602, processor 603 and the memory 604 coupled with processor.

Memory 604 may include read-only memory and random access memory, and provide instruction sum number to processor 603 According to.The a part of of memory 603 can also include nonvolatile RAM (NVRAM).

Memory 604 stores following element, executable modules or data structures perhaps their subset or Their superset:

Operational order: including various operational orders, for realizing various operations.

Operating system: including various system programs, for realizing various basic businesses and the hardware based task of processing.

In embodiments of the present invention, by calling the operational order of the storage of memory 604, (operation refers to processor 603 Order is storable in operating system), it performs the following operations:

When being wirelessly connected abnormal, control input equipment 601 records metrical information, and metrical information includes at least the first information With the second information, and the measurement report of the metrical information for including at least the first information and the second information is stored in memory 604 In, the first information is that user equipment and cell at least one signaling step, the second information before being wirelessly connected abnormal occur are Cell ID, longitude and latitude or the cell ID and longitude and latitude of abnormal cell are wirelessly connected with user equipment；With wireless side again It is secondary establish connection after, transfer the measurement report saved in memory 604, control output equipment 602 is to the wireless side for establishing connection The measurement report comprising the first information and the second information is sent, in order to which wireless side carries out dividing for KPI index according to measurement report Analysis.

The operation of 603 control device 600 of processor, processor 603 can also be known as CPU(Central Processing Unit, central processing unit).Memory 604 may include read-only memory and random access memory, and to processor 603 Instruction and data is provided.The a part of of memory 604 can also include nonvolatile RAM (NVRAM).Specifically Application in, the various components of device 600 are coupled by bus system 605, and it includes data that wherein bus system 605, which is removed, It can also include power bus, control bus and status signal bus in addition etc. except bus.But for the sake of clear explanation, Various buses are all designated as bus system 605 in figure.

The method that aforementioned present invention Fig. 1 and Fig. 2 embodiment discloses can be applied in processor 603, or by handling Device 603 is realized.Processor 603 may be a kind of IC chip, the processing capacity with signal.During realization, on Each step for stating method can be completed by the integrated logic circuit of the hardware in processor 603 or the instruction of software form. Above-mentioned processor 603 can be general processor, digital signal processor (DSP), specific integrated circuit (ASIC), it is ready-made can Program gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components. It may be implemented or execute disclosed each method, step and the logic diagram in embodiment of the present invention.General processor can be with It is that microprocessor or the processor are also possible to any conventional processor etc..The side in conjunction with disclosed in embodiment of the present invention The step of method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware and software mould in decoding processor Block combination executes completion.Software module can be located at random access memory, flash memory, read-only memory, programmable read only memory or In the storage medium of this fields such as person's electrically erasable programmable memory, register maturation.The storage medium is located at memory The step of 604, processor 603 reads the information in memory 604, completes the above method in conjunction with its hardware.

Wherein, it is wirelessly connected abnormal including at least high bit error caused by connection breaking, high interference in user equipment and wireless side Thrin in rate or the failure of high Block Error Rate and user equipment itself.Measurement report further includes third information, third letter Breath is the signal strength that abnormal cell is wirelessly connected with user equipment, wherein signal strength includes Reference Signal Received Power RSRP and Reference Signal Received Quality RSRQ.Wireless side is base station or Network Management Equipment.

Wherein, input equipment 601 also receives the measuring control information from wireless side, and measuring control information requires user to set For when being wirelessly connected abnormal, the measurement report including at least the first information and the second information is reported.

Embodiment of the present invention user equipment record when being wirelessly connected abnormal includes at least the first information and the second information Metrical information, the first information at least one signaling step that is user equipment and cell before being wirelessly connected abnormal occur, the Two information are cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment；With After wireless side establishes connection again, the measurement report comprising the first information and the second information is sent to the wireless side for establishing connection. Since the measurement report reported includes that the first information and the second information, especially wireless side can know user according to the first information When equipment occurs to be wirelessly connected abnormal, specifically in which step signaling step, to wirelessly be connected according to the determination of KPI root cause analysis process Connect abnormal reason for it.In this way, the abnormal detailed detailed problem of wireless connection can be positioned, to be subsequent The network optimization provides foundation.

Refering to fig. 12, the present invention also provides the measuring device of another wireless network KPI index, described device 700 is wrapped It includes: input equipment 701, output equipment 702, processor 703 and the memory 704 coupled with processor 703.

Memory 704 may include read-only memory and random access memory, and provide instruction sum number to processor 703 According to.The a part of of memory 704 can also include nonvolatile RAM (NVRAM).

Memory 704 stores following element, executable modules or data structures perhaps their subset or Their superset:

In embodiments of the present invention, by calling the operational order of the storage of memory 703, (operation refers to processor 704 Order is storable in operating system), it performs the following operations:

It controls input equipment 701 and receives the measurement report that user equipment is sent, and measurement report is stored in memory 704 In, measurement report includes at least the first information and the second information, and the first information is that user equipment and cell are being wirelessly connected exception At least one signaling step before generation, the second information are the cell ID that abnormal cell is wirelessly connected with user equipment, warp Latitude or cell ID and longitude and latitude；The measurement report saved in memory 704 is transferred, KPI index is carried out according to measurement report Analysis, obtain and be wirelessly connected the reason of decline of KPI index occurs for abnormal cell.

In specific application, the various components of device 700 are coupled by bus system 705, wherein bus system 705 in addition to including data/address bus, can also include power bus, control bus and status signal bus in addition etc..But in order to clear For the sake of Chu's explanation, various buses are all designated as bus system 705 in figure.

The method that aforementioned present invention Fig. 3 and Fig. 4 embodiment discloses can be applied in processor 703, or by handling Device 703 is realized.Processor 703 may be a kind of IC chip, the processing capacity with signal.During realization, on Each step for stating method can be completed by the integrated logic circuit of the hardware in processor 703 or the instruction of software form. Above-mentioned processor 703 can be general processor, digital signal processor (DSP), specific integrated circuit (ASIC), it is ready-made can Program gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components. It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.General processor can be Microprocessor or the processor are also possible to any conventional processor etc..The method in conjunction with disclosed in the embodiment of the present invention Step can be embodied directly in hardware decoding processor and execute completion, or with the hardware and software module group in decoding processor Conjunction executes completion.Software module can be located at random access memory, flash memory, read-only memory, programmable read only memory or electricity In the storage medium of this fields such as erasable programmable memory, register maturation.The storage medium is located at memory 704, place The step of managing the information in the reading memory 704 of device 703, completing the above method in conjunction with its hardware.

Wherein, processor 703 is also used to determine and the small of KPI index decline occurs according to the second information in measurement report Area；According to the first information in measurement report, the reason of decline of KPI index occurs for cell is determined.

Wherein, output equipment 602 is used to send measuring control information to user equipment, and measuring control information requires user to set For when being wirelessly connected abnormal, the measurement report including at least the first information and the second information is reported.

Wherein, KPI index includes: that radio resource control RRC is created as power, RRC reconstruction success rate, switches successfully Rate, evolution Universal Terrestrial wireless access network radio access bearer E-RAB be created as power and cutting off rate.

Embodiment of the present invention receives the measurement report that user equipment is sent, and measurement report includes at least the first information and the Two information, the first information are that user equipment and cell at least one step, the second information before being wirelessly connected abnormal occur are Cell ID, longitude and latitude or the cell ID and longitude and latitude of abnormal cell are wirelessly connected with user equipment；According to measurement report The analysis of KPI index is carried out, obtains and is wirelessly connected the reason of decline of KPI index occurs for abnormal cell.Due to measurement report packet It is abnormal can to know that user equipment occurs to be wirelessly connected according to the first information containing the first information and the second information, especially wireless side When, which specifically walks signaling step at, is wirelessly connected abnormal reason for it to determine according to KPI root cause analysis process.It is logical This mode is crossed, the abnormal detailed detailed problem of wireless connection can be positioned, to provide foundation for the subsequent network optimization.

Refering to fig. 13, the present invention also provides a kind of optimization devices of wireless network KPI index, the dress, and 800 include: defeated Enter equipment 801, output equipment 802, processor 803 and the memory 804 coupled with the processor 803.

Memory 804 may include read-only memory and random access memory, and provide instruction sum number to processor 803 According to.The a part of of memory 804 can also include nonvolatile RAM (NVRAM).

Memory 804 stores following element, executable modules or data structures perhaps their subset or Their superset:

In embodiments of the present invention, by calling the operational order of the storage of memory 804, (operation refers to processor 803 Order is storable in operating system), it performs the following operations:

It controls input equipment 801 and receives the measurement report that user equipment is sent, and measurement report is stored in memory 804 In, measurement report includes at least the first information and the second information, and the first information is that user equipment and cell are being wirelessly connected exception At least one signaling step before generation, the second information are the cell ID that abnormal cell is wirelessly connected with user equipment, warp Latitude or cell ID and longitude and latitude；The measurement report saved in memory 804 is transferred, KPI index is carried out according to measurement report Analysis, obtain and be wirelessly connected the reason of decline of KPI index occurs for abnormal cell；According to the cell for being wirelessly connected exception The reason of KPI index declines carries out the optimization of KPI index to wireless network.

In specific application, the various components of device 800 are coupled by bus system 805, wherein bus system 805 in addition to including data/address bus, can also include power bus, control bus and status signal bus in addition etc..But in order to clear For the sake of Chu's explanation, various buses are all designated as bus system 805 in figure.

The method that aforementioned present invention Fig. 5 embodiment discloses can be applied in processor 803, or by processor 803 It realizes.Processor 803 may be a kind of IC chip, the processing capacity with signal.During realization, the above method Each step can be completed by the instruction of the integrated logic circuit of the hardware in processor 803 or software form.Above-mentioned Processor 803 can be general processor, digital signal processor (DSP), specific integrated circuit (ASIC), ready-made programmable gate Array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components.It can be real Now or execute the embodiment of the present invention in disclosed each method, step and logic diagram.General processor can be micro process Device or the processor are also possible to any conventional processor etc..The step of method in conjunction with disclosed in the embodiment of the present invention, can Execute completion to be embodied directly in hardware decoding processor, or in decoding processor hardware and software module combination execute It completes.Software module can be located at random access memory, flash memory, read-only memory, programmable read only memory or electrically-erasable In the storage medium of this fields such as programmable storage, register maturation.The storage medium is located at memory 804, processor 803 The step of reading the information in memory 804, completing the above method in conjunction with its hardware.

Wherein, processor 803 is also used in the reason of KPI index decline for being wirelessly connected abnormal cell be weak covering When, instruction is issued, which requires the transmission power for the antenna for increasing cell own base station or force down the angle of declination of antenna；In nothing When the reason of KPI index decline of the abnormal cell of line connection is covering loophole, instruction is issued, which requires adjustment cell institute Belong to the deflection and tilt angled down of the antenna of base station, to increase new MPS process；Refer in the KPI for being wirelessly connected abnormal cell When the reason of mark decline is that neighboring BS relationship is lost, instruction is issued, which requires human configuration minizone neighboring BS relationship or starting Automatic Neighboring Relation ANR to capture neighboring BS relationship automatically；It is dry in the reason of KPI index decline for being wirelessly connected abnormal cell When disturbing, instruction is issued, which requires starting Inter-Cell Interference Coordination ICIC or enhancement type district interference coordination eICIC to carry out Interference coordination, or start mobile load balance MLB and dredge cell other than the user equipment to cell of predetermined quantity；Wirelessly connecting When the reason of connecing the KPI index decline of abnormal cell is user equipment exception, instruction is issued, which requires report of user to set The brand of standby type or user equipment.

Embodiment of the present invention receives the measurement report that user equipment is sent, and measurement report includes at least the first information and the Two information, the first information are user equipment and cell at least one signaling step before being wirelessly connected abnormal moment generation, the Two information are cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with user equipment；According to Measurement report carries out the analysis of KPI index, obtains and is wirelessly connected the reason of decline of KPI index occurs for abnormal cell, according to nothing The reason of KPI index decline of the abnormal cell of line connection, the optimization of KPI index is carried out to wireless network.Due to measurement report It is different can to know that user equipment occurs to be wirelessly connected according to the first information comprising the first information and the second information, especially wireless side Which Chang Shi specifically walk signaling step, be wirelessly connected abnormal reason for it to determine according to KPI root cause analysis process at. In this way, the abnormal detailed detailed problem of wireless connection can be positioned, to provide foundation for the subsequent network optimization.

In several embodiments provided by the present invention, it should be understood that disclosed system, device and method can To realize by another way.For example, device embodiments described above are only schematical, for example, the mould The division of block or unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple Unit or assembly can be combined or can be integrated into another system, or some features can be ignored or not executed.It is another Point, shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, device or The indirect coupling or communication connection of unit can be electrical property, mechanical or other forms.

The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple In network unit.Some or all of unit therein can be selected to realize present embodiment scheme according to the actual needs Purpose.

In addition, each functional unit in each embodiment of the present invention can integrate in one processing unit, it can also To be that each unit physically exists alone, can also be integrated in one unit with two or more units.It is above-mentioned integrated Unit both can take the form of hardware realization, can also realize in the form of software functional units.

If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words It embodies, which is stored in a storage medium, including some instructions are used so that a computer It is each that equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute the present invention The all or part of the steps of embodiment the method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk Etc. the various media that can store program code.

Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other Technical field is included within the scope of the present invention.

Claims

1. a kind of measurement method of wireless network key performance index KPI characterized by comprising

User equipment records metrical information when being wirelessly connected abnormal, and the metrical information includes at least the first information and the second letter Breath, the first information are the user equipment and cell at least one signaling step, institute before being wirelessly connected abnormal occur Stating the second information is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with the user equipment Degree；Wherein, for the first information for determining the reason of cell is abnormal, second information is different for determining generation The specific location of normal cell；

The user equipment is sent to the wireless side for establishing connection comprising first letter after establishing connection again with wireless side The measurement report of breath and the second information, in order to which the wireless side is according to the analysis of measurement report progress KPI index；

Wherein, the measurement report further includes third information, and the third information is to be wirelessly connected exception with the user equipment Cell signal strength, wherein the signal strength includes Reference Signal Received Power RSRP and Reference Signal Received Quality RSRQ。

2. the method according to claim 1, wherein the wireless connection includes at least the user equipment extremely With in the failure of high bit-error caused by connection breaking, high interference in wireless side or high Block Error Rate and the user equipment itself Thrin.

3. the method according to claim 1, wherein the wireless side is base station or Network Management Equipment.

4. method according to any one of claims 1 to 3, which is characterized in that the user equipment is being wirelessly connected exception When, before the step of recording metrical information, comprising: the user equipment receives the measuring control information from wireless side, described Measuring control information requires the user equipment when being wirelessly connected abnormal, reports including at least the first information and the second information Measurement report.

5. a kind of measurement method of wireless network KPI index characterized by comprising

Receiving the measurement report that user equipment is sent, the measurement report includes at least the first information and the second information, and described the One information is the user equipment and cell at least one signaling step, second information before being wirelessly connected abnormal occur It is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with the user equipment, wherein institute The first information is stated for determining the reason of cell is abnormal, second information is for determining the cell being abnormal Specific location；

The analysis of KPI index is carried out according to the measurement report, obtains described be wirelessly connected under abnormal cell generation KPI index The reason of drop；

6. according to the method described in claim 5, it is characterized in that, point for carrying out KPI index according to the measurement report It analyses, obtaining the step of the reason of KPI index declines occurs for the cell for being wirelessly connected exception includes:

According to the second information in the measurement report, the cell that the decline of KPI index occurs is determined；

According to the first information in the measurement report, the reason of decline of KPI index occurs for the cell is determined.

7. according to the method described in claim 5, it is characterized in that, described the step of receiving the measurement report that user equipment is sent Before, comprising: Xiang Suoshu user equipment sends measuring control information, and the measuring control information requires the user equipment in nothing When line connection is abnormal, the measurement report including at least the first information and the second information is reported.

8. according to the described in any item methods of claim 5 to 7, which is characterized in that the KPI index includes: radio resource control Agreement RRC processed be created as power, RRC reconstruction success rate, handover success rate, evolution Universal Terrestrial wireless access network wireless access Carrying E-RAB is created as power and cutting off rate.

9. a kind of optimization method of wireless network KPI index characterized by comprising

The reason of according to the KPI index decline for being wirelessly connected abnormal cell, KPI index is carried out to the wireless network Optimization；

10. according to the method described in claim 9, it is characterized in that, described be wirelessly connected under abnormal cell generation KPI index The reason of drop includes: that weak covering, covering loophole, neighboring BS relationship loss, interference and user equipment are abnormal.

11. according to the method described in claim 10, it is characterized in that, described be wirelessly connected abnormal cell according to described KPI index decline the reason of, to the wireless network carry out KPI index optimization the step of include:

If the reason of KPI index decline for being wirelessly connected abnormal cell is weak covering, increase the affiliated base of the cell The transmission power for the antenna stood or the angle of declination for forcing down the antenna；

If the reason of KPI index decline for being wirelessly connected abnormal cell is covering loophole, adjust belonging to the cell The deflection and tilt angled down of the antenna of base station, to increase new MPS process；

If the reason of KPI index decline for being wirelessly connected abnormal cell is that neighboring BS relationship is lost, human configuration cell Between neighboring BS relationship or starting Automatic Neighboring Relation ANR to capture neighboring BS relationship automatically；

If the reason of KPI index decline for being wirelessly connected abnormal cell is interference, start Inter-Cell Interference Coordination ICIC or enhancement type district interference coordination eICIC carries out interference coordination, or starts mobile load balance MLB and dredge predetermined quantity User equipment to the cell other than cell；

If the reason of KPI index decline for being wirelessly connected abnormal cell is user equipment exception, report of user equipment Type or user equipment brand.

12. a kind of user equipment, which is characterized in that the user equipment includes: logging modle and sending module；

The logging modle is used to record metrical information when being wirelessly connected abnormal, and the metrical information includes at least the first information With the second information, and the metrical information including at least the first information and the second information is sent to sending module, described the One information is the user equipment and cell at least one signaling step, second information before being wirelessly connected abnormal occur It is cell ID, longitude and latitude or the cell ID and longitude and latitude that abnormal cell is wirelessly connected with the user equipment, wherein institute The first information is stated for determining the reason of cell is abnormal, second information is for determining the cell being abnormal Specific location；

The sending module is used to receive the measurement letter for including at least the first information and the second information that the logging modle is sent Breath is sent to the wireless side for establishing connection comprising the first information and the second information after establishing connection again with wireless side Measurement report, in order to the wireless side according to the measurement report carry out KPI index analysis；

13. user equipment according to claim 12, which is characterized in that the wireless connection includes at least the use extremely The event of high bit-error or high Block Error Rate and the user equipment itself caused by connection breaking, high interference in family equipment and wireless side Thrin in barrier.

14. user equipment according to claim 12, which is characterized in that the wireless side is base station or Network Management Equipment.

15. 2 to 14 described in any item user equipmenies according to claim 1, which is characterized in that the user equipment further includes connecing Module is received, the receiving module is required for receiving the measuring control information from wireless side, the measuring control information in nothing When line connection is abnormal, the measurement report including at least the first information and the second information is reported.

16. a kind of network equipment, which is characterized in that the network equipment includes: receiving module and acquisition module；

The receiving module be used for receive user equipment transmission measurement report, the measurement report include at least the first information and Second information, and the measurement report is sent to the acquisition module, the first information is the user equipment and cell At least one signaling step before being wirelessly connected abnormal occur, second information are different with user equipment wireless connection Cell ID, longitude and latitude or the cell ID and longitude and latitude of normal cell, wherein the first information is for determining the cell The reason of being abnormal, second information is for determining the specific location for the cell being abnormal；

The module that obtains is used to receive the measurement report that the receiving module is sent, and carries out KPI according to the measurement report and refers to Target analysis obtains described the reason of being wirelessly connected abnormal cell generation KPI index decline；

17. the network equipment according to claim 16, which is characterized in that the acquisition module includes: the first determination unit With the second determination unit；

First determination unit is used to determine and the small of KPI index decline occurs according to the second information in the measurement report Area；

Second determination unit is used to determine that KPI index occurs for the cell according to the first information in the measurement report The reason of decline.

18. the network equipment according to claim 16, which is characterized in that the network equipment further includes sending module, institute Sending module is stated for sending measuring control information to the user equipment, the measuring control information requires the user equipment When being wirelessly connected abnormal, the measurement report including at least the first information and the second information is reported.

19. 6 to 18 described in any item network equipments according to claim 1, which is characterized in that the KPI index includes: wireless Resource Control protocols RRC be created as power, RRC reconstruction success rate, handover success rate, evolution Universal Terrestrial wireless access network without Line access bearer E-RAB is created as power and cutting off rate.

20. a kind of Radio Network System, which is characterized in that the Radio Network System include: receiving module, obtain module and Optimization module；

The module that obtains is used to receive the measurement report that the receiving module is sent, and carries out KPI according to the measurement report and refers to Target analysis obtains described the reason of being wirelessly connected abnormal cell generation KPI index decline, and the wireless connection is abnormal Cell occur KPI index decline the reason of to the optimization module send；

The decline of KPI index occurs for the cell that the optimization module is used to receive the wireless connection exception that the acquisition module is sent Reason carries out KPI index to the wireless network the reason of decline according to the KPI index for being wirelessly connected abnormal cell Optimization；

21. Radio Network System according to claim 20, which is characterized in that described to be wirelessly connected abnormal cell generation The reason of KPI index declines includes: that weak covering, covering loophole, neighboring BS relationship loss, interference and user equipment are abnormal.

22. Radio Network System according to claim 21, which is characterized in that the optimization module is specifically used for described When the reason of being wirelessly connected the KPI index decline of abnormal cell is weak covering, increase the antenna of the cell own base station Transmission power or the angle of declination for forcing down the antenna；It is in the reason of KPI index decline for being wirelessly connected abnormal cell When covering loophole, the deflection and tilt angled down of the antenna of the cell own base station are adjusted, to increase new MPS process；? When the reason of KPI index decline for being wirelessly connected abnormal cell is that neighboring BS relationship is lost, human configuration minizone adjacent area Relationship or starting Automatic Neighboring Relation ANR to capture neighboring BS relationship automatically；In the KPI index for being wirelessly connected abnormal cell When the reason of decline is interference, starting Inter-Cell Interference Coordination ICIC or enhancement type district interference coordination eICIC is interfered Coordinate, or starts mobile load balance MLB and dredge cell other than the user equipment to the cell of predetermined quantity；In the nothing When the reason of KPI index decline of the abnormal cell of line connection is user equipment exception, then the type or use of report of user equipment The brand of family equipment.