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WO2015010339A1 - Procédé de mesure de kpi de réseau sans fil, équipement utilisateur, dispositif de réseau et système - Google Patents

Procédé de mesure de kpi de réseau sans fil, équipement utilisateur, dispositif de réseau et système Download PDF

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Publication number
WO2015010339A1
WO2015010339A1 PCT/CN2013/080231 CN2013080231W WO2015010339A1 WO 2015010339 A1 WO2015010339 A1 WO 2015010339A1 CN 2013080231 W CN2013080231 W CN 2013080231W WO 2015010339 A1 WO2015010339 A1 WO 2015010339A1
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WIPO (PCT)
Prior art keywords
information
cell
user equipment
wireless connection
measurement report
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Ceased
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PCT/CN2013/080231
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English (en)
Chinese (zh)
Inventor
汤斌淞
宋平
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201380001911.XA priority Critical patent/CN104854900B/zh
Priority to PCT/CN2013/080231 priority patent/WO2015010339A1/fr
Publication of WO2015010339A1 publication Critical patent/WO2015010339A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/04—Arrangements for maintaining operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports

Definitions

  • the present invention relates to the field of wireless network technologies, and in particular, to a method for measuring a wireless network KPI, a user equipment, a network device, and a wireless network system.
  • UE User equipment
  • the base station sends measurement control through the physical downlink control channel PDCCH (measurement) Controlling to induce the UE to perform cell measurement.
  • PDCCH physical downlink control channel
  • the base station informs the neighboring cell to perform handover preparation for the UE by using the handover request, and then passes the handover command (RRC connection).
  • RRC connection Reconfiguration
  • the UE randomly accesses the random access channel RACH and the time advance value TA (timing)
  • the acquisition of the advanced is synchronized to the new cell, thereby completing the handover process.
  • the system analyzes the cause of the network connection abnormality or network failure to determine how to optimize the network. For example, if the UE is found to have no measurement The report may be that the measurement control is not delivered. If the handover fails, the UE fails to switch. It may be that the handover command itself is lost due to neighboring interference.
  • the drive test technology MDT, Minimize
  • Drive Test to report the cell identity at the moment of RRC failure or dropped call transmission and the measured signal strength RSRP/RSRQ of the cell.
  • the technical problem to be solved by the present invention is to provide a measurement method of a wireless network KPI, a user equipment, a network device, and a wireless network system, which can locate the details of the abnormality of the wireless connection, thereby providing a basis for subsequent network optimization.
  • the present invention provides a method for measuring a key performance indicator KPI of a wireless network, including: the user equipment records measurement information when the wireless connection is abnormal, and the measurement information includes at least first information and second information, where the first The information is at least one signaling step of the user equipment and the cell before the wireless connection abnormality occurs, where the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; and the user After the device establishes the connection with the wireless side again, the device sends a measurement report including the first information and the second information to the wireless side that establishes the connection, so that the wireless side performs the analysis of the KPI indicator according to the measurement report.
  • the wireless connection abnormality includes at least the user equipment disconnecting from the wireless side, a high error rate caused by high interference, or a high error rate, and the user equipment itself.
  • the wireless connection abnormality includes at least the user equipment disconnecting from the wireless side, a high error rate caused by high interference, or a high error rate, and the user equipment itself.
  • One of the three faults includes at least the user equipment disconnecting from the wireless side, a high error rate caused by high interference, or a high error rate, and the user equipment itself.
  • the wireless side is a base station or a network management device.
  • the user equipment includes, before the step of recording the measurement information when the wireless connection is abnormal, including The user equipment receives measurement control information from the wireless side, and the measurement control information requires the user equipment to report a measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the present invention provides a method for measuring a KPI indicator of a wireless network, including: receiving a measurement report sent by a user equipment, where the measurement report includes at least first information and second information, where the first information is the user
  • the device and the cell are at least one signaling step before the wireless connection abnormality occurs, the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; and a KPI indicator is performed according to the measurement report.
  • the analysis obtains the reason why the KPI indicator of the cell with the abnormal wireless connection is decreased.
  • the performing, by performing the analysis of the KPI indicator according to the measurement report, the step of obtaining a reason why the KPI indicator of the cell with the wireless connection abnormality is decreased includes: according to the measurement report The second information in the determining the cell in which the KPI indicator is degraded; determining, according to the first information in the measurement report, the reason why the KPI indicator decreases in the cell.
  • the step of receiving the measurement report sent by the user equipment includes: sending measurement control information to the user equipment, where the measurement control information requires that the user equipment When the wireless connection is abnormal, a measurement report including at least the first information and the second information is reported.
  • the KPI indicator includes: a radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, at least one of the evolved universal land-based radio access network radio access bearer E-RAB establishment success rate and call drop rate.
  • the present invention provides a method for optimizing a KPI indicator of a wireless network, including: receiving a measurement report sent by a user equipment, where the measurement report includes at least first information and second information, where the first information is the user At least one signaling step before the wireless connection abnormality occurs in the device and the cell, where the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; and a KPI is performed according to the measurement report.
  • the analysis of the indicator obtains the reason why the KPI indicator of the cell with the abnormal wireless connection decreases; and optimizes the KPI indicator for the wireless network according to the reason that the KPI index of the cell with abnormal wireless connection decreases.
  • the reason that the KPI indicator of the cell with abnormal wireless connection is decreased includes: at least one of a weak coverage, a coverage vulnerability, a neighbor relationship loss, interference, and a user equipment abnormality.
  • the measurement report further includes third information, where the third information is a signal strength of a cell that is abnormally connected to the user equipment, where the signal strength is The reference signal received power RSRP and the reference signal received quality RSRQ are included.
  • the wireless side is a base station or a network management device.
  • the user equipment further includes a receiving module, where the receiving module is configured to receive the wireless The measurement control information of the side, the measurement control information is required to report a measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the present invention provides a network device, where the network device includes: a receiving module and an obtaining module; the receiving module is configured to receive a measurement report sent by the user equipment, where the measurement report includes at least the first information and the second And transmitting the measurement report to the obtaining module, where the first information is at least one signaling step before the user equipment and the cell abnormally occur, and the second information is related to the user equipment a cell identifier, a latitude and longitude or a cell identifier, and a latitude and longitude of the cell with abnormal wireless connection; the obtaining module is configured to receive a measurement report sent by the receiving module, perform KPI index analysis according to the measurement report, and obtain the abnormality of the wireless connection. The reason for the decline in KPI indicators in the community.
  • the obtaining module includes: a first determining unit and a second determining unit, where the first determining unit is configured to determine, according to the second information in the measurement report A cell in which the KPI indicator is degraded occurs; the second determining unit is configured to determine, according to the first information in the measurement report, a reason why the KPI indicator decreases in the cell.
  • the measurement report further includes third information, where the third information is a signal strength of a cell that is abnormally connected to the user equipment, where the signal strength is The reference signal received power RSRP and the reference signal received quality RSRQ are included.
  • the network device further includes a sending module, where the sending module is configured to send measurement control information to the user equipment, where the measurement control information requires that the user equipment is When the wireless connection is abnormal, a measurement report including at least the first information and the second information is reported.
  • the KPI indicator includes: a radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, at least one of the evolved universal land-based radio access network radio access bearer E-RAB establishment success rate and call drop rate.
  • the present invention provides a wireless network system, where the wireless network system includes: a receiving module, an obtaining module, and an optimization module; the receiving module is configured to receive a measurement report sent by the user equipment, where the measurement report includes at least a An information and a second information, and the measurement report is sent to the obtaining module, where the first information is at least one signaling step of the user equipment and the cell before the wireless connection abnormality occurs, and the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; the obtaining module is configured to receive a measurement report sent by the receiving module, and perform KPI index analysis according to the measurement report to obtain a The reason why the KPI indicator is degraded in the cell with abnormal wireless connection, and the reason that the KPI indicator of the cell with abnormal wireless connection is decreased is sent to the optimization module; and the optimization module is configured to receive the wireless connection sent by the obtaining module.
  • the reason that the KPI indicator of the cell with abnormal wireless connection is decreased includes: at least one of a weak coverage, a coverage vulnerability, a neighbor relationship loss, interference, and a user equipment abnormality.
  • the present invention provides a measurement device for a wireless network KPI indicator, the device comprising: a processor and a memory coupled to the processor; the processor configured to control the recording device to record measurement information when the wireless connection is abnormal
  • the measurement information includes at least first information and second information, and saves the measurement report of the measurement information including at least the first information and the second information in the memory, where the first information is the user
  • the device and the cell are at least one signaling step before the wireless connection abnormality occurs, the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; and the processor is used to After the side establishes the connection again, the measurement report saved in the memory is retrieved, and the control transmitting device sends a measurement report including the first information and the second information to the wireless side that establishes the connection, so that the wireless side is configured according to the The measurement report is analyzed for KPI indicators.
  • the present invention provides a measurement device for a wireless network KPI indicator, the device comprising: a processor and a memory coupled to the processor; the processor is configured to control the receiving device to receive a measurement report sent by the user equipment, And storing the measurement report in the memory, where the measurement report includes at least first information and second information, where the first information is at least one signaling step of the user equipment and the cell before the wireless connection abnormality occurs.
  • the second information is a cell identifier, a latitude and longitude, or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; the processor is configured to retrieve a measurement report saved in the memory, according to the measurement report.
  • the KPI indicator analyzes the reason why the KPI index of the cell with the abnormal wireless connection is decreased.
  • the present invention provides an apparatus for optimizing a KPI indicator of a wireless network, the apparatus comprising: a processor and a memory coupled to the processor; the processor is configured to control the receiving apparatus to receive a measurement report sent by the user equipment, And storing the measurement report in the memory, where the measurement report includes at least first information and second information, where the first information is at least one signaling step of the user equipment and the cell before the wireless connection abnormality occurs.
  • the second information is a cell identifier, a latitude and longitude, or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; the processor is configured to retrieve a measurement report saved in the memory, according to the measurement report.
  • the KPI indicator is configured to obtain a reason why the KPI indicator of the cell with the abnormal wireless connection is decreased; and the processor is configured to optimize the KPI indicator of the wireless network according to the reason that the KPI indicator of the cell with the abnormal wireless connection decreases .
  • the invention has the beneficial effects that the user equipment of the present invention records measurement information including at least the first information and the second information when the wireless connection is abnormal, and the first information is that the wireless connection between the user equipment and the cell is abnormal.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; and after establishing a connection with the wireless side again, transmitting the information to the wireless side that establishes the connection
  • a measurement report of the information and the second information the wireless side receives the measurement report including the first information and the second information, and performs analysis of the KPI indicator.
  • the wireless side can learn, according to the first information, the specific connection step of the user equipment when the wireless connection is abnormal, thereby determining the wireless connection abnormality according to the KPI root cause analysis process. The reason is. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • FIG. 1 is a flow chart of an embodiment of a method for measuring a KPI indicator of a wireless network according to the present invention
  • FIG. 2 is a flowchart of another embodiment of a method for measuring a KPI indicator of a wireless network according to the present invention
  • FIG. 3 is a flow chart of still another embodiment of a method for measuring a KPI indicator of a wireless network according to the present invention.
  • FIG. 4 is a flowchart of still another embodiment of a method for measuring a KPI indicator of a wireless network according to the present invention.
  • FIG. 5 is a flowchart of an implementation manner of an optimization method of a KPI indicator of a wireless network according to the present invention
  • FIG. 6 is a schematic structural diagram of an embodiment of a user equipment according to the present invention.
  • FIG. 7 is a schematic structural diagram of another embodiment of a user equipment according to the present invention.
  • FIG. 8 is a schematic structural diagram of an embodiment of a network device according to the present invention.
  • FIG. 9 is a schematic structural diagram of another embodiment of a network device according to the present invention.
  • FIG. 10 is a schematic structural diagram of an embodiment of a wireless network system according to the present invention.
  • FIG. 11 is a schematic structural diagram of an embodiment of a measurement apparatus for a KPI indicator of a wireless network according to the present invention.
  • FIG. 12 is a schematic structural diagram of another embodiment of a measuring apparatus for a KPI indicator of a wireless network according to the present invention.
  • FIG. 13 is a schematic structural diagram of still another embodiment of a measuring apparatus for a KPI indicator of a wireless network according to the present invention.
  • FIG. 1 is a flowchart of a method for measuring a key performance indicator KPI of a wireless network according to the present invention.
  • This embodiment is a method flow performed by a user equipment, and includes:
  • Step S101 The user equipment records the measurement information when the wireless connection is abnormal, and the measurement information includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality of the user equipment and the cell occurs, and the second information is The cell identifier, latitude and longitude or cell identifier and latitude and longitude of the cell in which the user equipment wirelessly connects abnormally.
  • UE User Equipment
  • 3G and 4G networks the user terminal is called a UE, and the UE here includes a mobile phone, a smart terminal, a multimedia device, a streaming media device, and the like.
  • the first information is at least one signaling step before the user equipment and the cell wireless connection abnormality occur, that is, the signaling step of the previous step when the wireless connection between the user equipment and the cell is abnormal.
  • the first information it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the step of recording the measurement information may be performed under the instruction of receiving the measurement control information of the wireless side, or the user equipment may actively perform the step. No specific restrictions are imposed.
  • the measurement report further includes third information, where the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • Reference Signal Receiving Power It is one of the key parameters of the LTE network that can represent the wireless signal strength and one of the physical layer measurement requirements. It is an important indicator to measure the wireless network coverage of the system.
  • RSRP indicates the absolute value of the received signal strength, which can reflect the distance of the user equipment from the base station to a certain extent, so it can be used to measure the coverage of the cell. Specifically, RSRP is the average of the signal power received on all resource particles RE carrying a reference signal within a certain symbol.
  • Received signal strength indicator (RSSI, Received Signal Strength) Indication) is an optional part of the wireless transmission layer used to determine the quality of the connection and whether to increase the broadcast transmission strength.
  • Reference signal reception quality (RSRQ, Reference Signal Receiving Quality) is the ratio of RSRP to RSSI.
  • RSRQ Reference Signal Receiving Quality
  • the cell reference signal EPRE set based on the link budget and the service model is a constant, and other channel powers are set based on this value, so The reference signal RSRQ is obtained, and the signal-to-noise ratio SNR of other channels can be determined to some extent.
  • the wireless connection of the user equipment By measuring the third information of the report, it may be helpful to more clearly determine the cause of the abnormality of the wireless connection of the user equipment. For example, if the signal strength of the cell with abnormal wireless connection with the user equipment is relatively strong, it may be that the neighboring area has high interference or the user. The wireless connection caused by the device failure is abnormal. If the signal strength of the cell with abnormal wireless connection with the user equipment is weak, the wireless connection may be abnormal due to weak coverage.
  • Step S102 After establishing the connection with the wireless side, the user equipment sends a measurement report including the first information and the second information to the wireless side that establishes the connection, so that the wireless side performs the analysis of the KPI indicator according to the measurement report.
  • KPI Key Performance Indicators
  • the accessibility indicator includes a radio resource control protocol RRC connection establishment success rate, an evolved universal land-based radio access network radio access bearer E-RAB establishment success rate, a wireless connection rate, etc.
  • the retention indicator includes a wireless drop call Rate (E-RAB abnormal release), etc.
  • mobility indicators include handover success rate in a cell base station, handover success rate between cell base stations, and the like.
  • the user equipment After the user equipment establishes a connection with the wireless side again, that is, after the wireless connection between the user equipment and the wireless side is normal, the user equipment sends a measurement report including the first information and the second information to the wireless side that establishes the connection, according to the first information and the second information.
  • the measurement report of the information, the wireless side can analyze the KPI indicator to obtain the evaluation of the network quality.
  • the wireless side is a base station or a network management device.
  • the user equipment records measurement information including at least the first information and the second information when the wireless connection is abnormal.
  • the first information is at least one signaling step before the wireless connection abnormality of the user equipment and the cell occurs
  • the second information is The cell identity, latitude and longitude or cell identity and latitude and longitude of the cell that is abnormally connected to the user equipment are wirelessly connected; after establishing the connection with the wireless side again, the measurement report including the first information and the second information is sent to the established wireless side.
  • the wireless side can learn, according to the first information, which step of the signaling step occurs when the user equipment is in a wireless connection abnormality, thereby determining the wireless connection according to the KPI root cause analysis process. The cause of the exception. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • FIG. 2 is a flowchart of another embodiment of a method for measuring a key performance indicator KPI of a wireless network according to the present invention.
  • This embodiment is a method flow performed by a user equipment, and includes:
  • Step S201 The user equipment receives the measurement control information from the wireless side, and the measurement control information requires the user equipment to report the measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the UE is an important concept in mobile communication.
  • the user terminal is called a UE, and the UE here includes a mobile phone, a smart terminal, a multimedia device, a streaming media device, and the like.
  • the wireless connection abnormality includes at least one of a user equipment and a wireless side interrupt connection, a high error rate caused by high interference or a high error block rate, and a failure of the user equipment itself.
  • a user equipment and a wireless side interrupt connection For example, when the vulnerability is covered, the user equipment is disconnected from the wireless side; although the user equipment is connected to the wireless side, the high interference in the neighboring area causes a high bit error rate or a high error rate; the user equipment itself is faulty and causes connection with the wireless side. abnormal.
  • Step S202 The user equipment records the measurement information when the wireless connection is abnormal, and the measurement information includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality of the user equipment and the cell occurs, and the second information is The cell identifier, latitude and longitude or cell identifier and latitude and longitude of the cell in which the user equipment wirelessly connects abnormally.
  • the first information is a signaling step of the previous step when the user equipment and the cell are at least one signaling step before the wireless connection abnormality occurs, that is, when the wireless connection between the user equipment and the cell is abnormal.
  • the first information it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the user equipment When the wireless connection is abnormal, the user equipment records measurement information including at least the first information and the second information, so as to send the measurement information to the wireless side when the wireless side is reconnected, and the wireless side searches for the cause of the abnormal connection of the network.
  • the measurement report further includes third information, where the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • RSRP is one of the key parameters of the LTE network that can represent the wireless signal strength and one of the physical layer measurement requirements. It is an important indicator to measure the coverage of the wireless network of the system. Specifically, RSRP is the average of the signal power received on all resource particles RE carrying a reference signal within a certain symbol. The RSSI is an optional part of the wireless transmission layer used to determine the quality of the connection and whether to increase the broadcast transmission strength. RSRQ is the ratio of RSRP to RSSI.
  • the wireless connection of the user equipment By measuring the third information of the report, it may be helpful to more clearly determine the cause of the abnormality of the wireless connection of the user equipment. For example, if the signal strength of the cell with abnormal wireless connection with the user equipment is relatively strong, it may be that the neighboring area has high interference or the user. The wireless connection caused by the device failure is abnormal. If the signal strength of the cell with abnormal wireless connection with the user equipment is weak, the wireless connection may be abnormal due to weak coverage.
  • Step S203 After establishing the connection with the wireless side, the user equipment sends a measurement report including the first information and the second information to the wireless side that establishes the connection, so that the wireless side performs the analysis of the KPI indicator according to the measurement report.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the user equipment After the user equipment establishes a connection with the wireless side again, that is, after the wireless connection between the user equipment and the wireless side is normal, the user equipment sends a measurement report including the first information and the second information to the wireless side that establishes the connection, according to the first information and the second information.
  • the measurement report of the information, the wireless side can analyze the KPI indicator to obtain the evaluation of the network quality.
  • the user equipment records measurement information including at least the first information and the second information when the wireless connection is abnormal.
  • the first information is at least one signaling step, the second information, before the wireless connection abnormality occurs between the user equipment and the cell.
  • the wireless side can learn, according to the first information, which step of the signaling step occurs when the user equipment is in a wireless connection abnormality, thereby determining the wireless connection according to the KPI root cause analysis process. The cause of the exception. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • Step 301 Receive a measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user equipment.
  • the UE is an important concept in mobile communication.
  • the user terminal is called a UE, and the UE here includes a mobile phone, a smart terminal, a multimedia device, a streaming media device, and the like.
  • the wireless connection abnormality includes at least one of a user equipment and a wireless side interrupt connection, a high error rate caused by high interference or a high error block rate, and a failure of the user equipment itself.
  • a user equipment and a wireless side interrupt connection For example, when the vulnerability is covered, the user equipment is disconnected from the wireless side; although the user equipment is connected to the wireless side, the high interference in the neighboring area causes a high bit error rate or a high error rate; the user equipment itself is faulty and causes connection with the wireless side. abnormal.
  • the first information is at least one signaling step before the user equipment and the cell are abnormal in the wireless connection. For example, when the wireless connection between the user equipment and the cell is abnormal, the signaling step of the previous step. Through the first information, it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the wireless side receives the measurement report sent by the user equipment, and the measurement report includes at least the first information and the second information.
  • the wireless side here is a base station or a network management device. If the network is designed as a distributed base station, the execution entity is a base station. If the network is designed as a centralized base station, the execution entity is a network management device, specifically an operation support subsystem OSS installed in the network management device.
  • the measurement report further includes third information, which is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • RSRP is one of the key parameters of the LTE network that can represent the wireless signal strength and one of the physical layer measurement requirements. It is an important indicator to measure the coverage of the wireless network of the system. RSRP indicates the absolute value of the received signal strength, which can reflect the distance of the user equipment from the base station to a certain extent, so it can be used to measure the coverage of the cell. Specifically, RSRP is the average of the signal power received on all resource particles RE carrying a reference signal within a certain symbol.
  • the wireless connection of the user equipment By measuring the third information of the report, it may be helpful to more clearly determine the cause of the abnormality of the wireless connection of the user equipment. For example, if the signal strength of the cell with abnormal wireless connection with the user equipment is relatively strong, it may be that the neighboring area has high interference or the user. The wireless connection caused by the device failure is abnormal. If the signal strength of the cell with abnormal wireless connection with the user equipment is weak, the wireless connection may be abnormal due to weak coverage.
  • the KPI indicator includes: a radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, evolution of the universal land-based radio access network, radio access bearer E-RAB establishment success rate and call drop rate.
  • the wireless side can perform analysis of the KPI indicator to obtain an evaluation of the network quality.
  • the embodiment of the present invention receives the measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user.
  • the cell identifier, latitude and longitude or cell identifier and latitude and longitude of the cell with abnormal wireless connection of the device; KPI index analysis based on the measurement report, and the reason why the KPI index of the cell with abnormal wireless connection is decreased. Since the measurement report includes the first information and the second information, in particular, the wireless side can learn, according to the first information, the specific connection step of the user equipment when the wireless connection is abnormal, thereby determining the wireless connection abnormality according to the KPI root cause analysis process. The reason is. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • FIG. 4 is a flowchart of still another embodiment of a method for measuring a KPI indicator of a wireless network according to the present invention.
  • Step S401 Send measurement control information to the user equipment, where the measurement control information requires the user equipment to report a measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the wireless connection abnormality includes at least one of a user equipment and a wireless side interrupt connection, a high error rate caused by high interference or a high error block rate, and a failure of the user equipment itself.
  • a user equipment and a wireless side interrupt connection For example, when the vulnerability is covered, the user equipment is disconnected from the wireless side; although the user equipment is connected to the wireless side, the high interference in the neighboring area causes a high bit error rate or a high error rate; the user equipment itself is faulty and causes connection with the wireless side. abnormal.
  • Step 402 Receive a measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user equipment.
  • the first information is a signaling step of the previous step when the user equipment and the cell are at least one signaling step before the wireless connection abnormality occurs, for example, when the wireless connection between the user equipment and the cell is abnormal.
  • the first information it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the measurement report further includes third information, which is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • RSRP It is one of the key parameters of the LTE network that can represent the wireless signal strength and one of the physical layer measurement requirements. It is an important indicator to measure the wireless network coverage of the system. RSRP indicates the absolute value of the received signal strength, which can reflect the distance of the user equipment from the base station to a certain extent, so it can be used to measure the coverage of the cell. Specifically, RSRP is the average of the signal power received on all resource particles RE carrying a reference signal within a certain symbol. The RSSI is an optional part of the wireless transmission layer used to determine the quality of the connection and whether to increase the broadcast transmission strength. RSRQ is the ratio of RSRP to RSSI.
  • the cell reference signal EPRE set based on the link budget and the service model is a constant, and other channel powers are set based on this value, so The reference signal RSRQ is obtained, and the signal-to-noise ratio SNR of other channels can be determined to some extent.
  • the wireless connection of the user equipment By measuring the third information of the report, it may be helpful to more clearly determine the cause of the abnormality of the wireless connection of the user equipment. For example, if the signal strength of the cell with abnormal wireless connection with the user equipment is relatively strong, it may be that the neighboring area has high interference or the user. The wireless connection caused by the device failure is abnormal. If the signal strength of the cell with abnormal wireless connection with the user equipment is weak, the wireless connection may be abnormal due to weak coverage.
  • Step 403 Perform K1 index analysis according to the measurement report, and obtain a reason why the KPI indicator of the cell with abnormal wireless connection decreases.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the accessibility indicator includes a radio resource control protocol RRC connection establishment success rate, an evolved universal land-based radio access network radio access bearer E-RAB establishment success rate, a wireless connection rate, etc.
  • the retention indicator includes a wireless drop call Rate (E-RAB abnormal release), etc.
  • mobility indicators include handover success rate in a cell base station, handover success rate between cell base stations, and the like.
  • the KPI indicator includes: a radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, evolution of the universal land-based radio access network, radio access bearer E-RAB establishment success rate and call drop rate.
  • the wireless side can perform analysis of the KPI indicator to obtain an evaluation of the network quality.
  • step S403 includes: sub-step S403a and sub-step S403b.
  • Sub-step S403a determining, according to the second information in the measurement report, a cell in which a KPI indicator falls;
  • Sub-step S403b determining, according to the first information in the measurement report, the reason why the KPI indicator decreases in the cell.
  • the embodiment of the present invention receives the measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user.
  • the cell identifier, latitude and longitude or cell identifier and latitude and longitude of the cell with abnormal wireless connection of the device; KPI index analysis based on the measurement report, and the reason why the KPI index of the cell with abnormal wireless connection is decreased. Since the measurement report includes the first information and the second information, in particular, the wireless side can learn, according to the first information, the specific connection step of the user equipment when the wireless connection is abnormal, thereby determining the wireless connection abnormality according to the KPI root cause analysis process. The reason is. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • FIG. 5 is a flowchart of an implementation manner of a method for optimizing a KPI indicator of a wireless network according to the present invention.
  • Step S501 Receive a measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user equipment.
  • the first information is at least one signaling step before the wireless connection abnormality occurs between the user equipment and the cell, for example, the signaling step of the previous step when the wireless connection between the user equipment and the cell is abnormal.
  • the first information it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the wireless side receives the measurement report sent by the user equipment, and the measurement report includes at least the first information and the second information.
  • the wireless side here is a base station or a network management device. If the network is designed as a distributed base station, the execution entity is a base station. If the network is designed as a centralized base station, the execution entity is a network management device, specifically an operation support subsystem OSS installed in the network management device.
  • Step S502 Perform K1 index analysis according to the measurement report, and obtain a reason why the KPI indicator of the cell with abnormal wireless connection decreases.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the accessibility indicator includes a radio resource control protocol RRC connection establishment success rate, an evolved universal land-based radio access network radio access bearer E-RAB establishment success rate, a wireless connection rate, etc.
  • the retention indicator includes a wireless drop call Rate (E-RAB abnormal release), etc.
  • mobility indicators include handover success rate in a cell base station, handover success rate between cell base stations, and the like.
  • the KPI indicator includes: a radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, evolution of the universal land-based radio access network, radio access bearer E-RAB establishment success rate and call drop rate.
  • the wireless side can perform analysis of the KPI indicator to obtain an evaluation of the network quality.
  • Step S503 Optimize the KPI indicator of the wireless network according to the reason that the KPI indicator of the cell with abnormal wireless connection decreases.
  • the reasons for the decrease in KPI indicators in cells with abnormal wireless connections include weak coverage, coverage vulnerability, loss of neighbor relationship, interference, and abnormal user equipment.
  • step S503 includes the contents of A, B, C, D or E as follows:
  • the transmission power of the antenna of the base station to which the cell belongs is increased or the downtilt angle of the antenna is lowered.
  • the direction angle and the downtilt angle of the antenna of the base station to which the cell belongs are adjusted to increase the new cell coverage.
  • the inter-cell neighbor relationship is manually configured or the automatic neighbor relationship ANR is activated to automatically capture the neighbor relationship.
  • the inter-cell interference coordination ICIC or the enhanced inter-cell interference coordination eICIC is started to perform interference coordination, or the mobile load balancing MLB is started to guide a predetermined number of user equipments to the outside of the cell. Community.
  • the embodiment of the present invention receives the measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user.
  • the wireless side can learn, according to the first information, the specific connection step of the user equipment when the wireless connection is abnormal, thereby determining the wireless connection abnormality according to the KPI root cause analysis process. The reason is. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • FIG. 6 is a schematic structural diagram of an embodiment of a user equipment according to the present invention.
  • the user equipment 10 includes a recording module 101 and a sending module 102.
  • the user equipment in this embodiment may perform the corresponding steps in FIG. 1 to FIG. 2.
  • the recording module 101 is configured to record measurement information when the wireless connection is abnormal, the measurement information includes at least the first information and the second information, and send the measurement information including at least the first information and the second information to the sending module 102, where the first information is The user equipment and the cell are at least one signaling step before the wireless connection abnormality occurs, and the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of the cell that is abnormally connected to the user equipment.
  • the wireless connection abnormality includes at least one of a user equipment and a wireless side interrupt connection, a high error rate caused by high interference or a high error block rate, and a failure of the user equipment itself.
  • a user equipment and a wireless side interrupt connection For example, when the vulnerability is covered, the user equipment is disconnected from the wireless side; although the user equipment is connected to the wireless side, the high interference in the neighboring area causes a high bit error rate or a high error rate; the user equipment itself is faulty and causes connection with the wireless side. abnormal.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the user equipment When the wireless connection is abnormal, the user equipment records measurement information including at least the first information and the second information, so as to send the measurement information to the wireless side when the wireless side is reconnected, and the wireless side searches for the cause of the abnormal connection of the network.
  • the step of recording the measurement information may be performed under the instruction of receiving the measurement control information of the wireless side, or the user equipment may actively perform the step. No specific restrictions are imposed.
  • the measurement report further includes third information, where the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • the cell reference signal EPRE set based on the link budget and the service model is a constant, and other channel powers are set based on this value, so The reference signal RSRQ is obtained, and the signal-to-noise ratio SNR of other channels can be determined to some extent.
  • the wireless connection of the user equipment By measuring the third information of the report, it may be helpful to more clearly determine the cause of the abnormality of the wireless connection of the user equipment. For example, if the signal strength of the cell with abnormal wireless connection with the user equipment is relatively strong, it may be that the neighboring area has high interference or the user. The wireless connection caused by the device failure is abnormal. If the signal strength of the cell with abnormal wireless connection with the user equipment is weak, the wireless connection may be abnormal due to weak coverage.
  • the sending module 102 is configured to receive the measurement information that is sent by the recording module 101 and includes at least the first information and the second information, and after establishing the connection with the wireless side, send the measurement including the first information and the second information to the wireless side that establishes the connection. Reporting so that the wireless side can analyze the KPI indicators based on the measurement report.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the accessibility indicator includes a radio resource control protocol RRC connection establishment success rate, an evolved universal land-based radio access network radio access bearer E-RAB establishment success rate, a wireless connection rate, etc.
  • the retention indicator includes a wireless drop call Rate (E-RAB abnormal release), etc.
  • mobility indicators include handover success rate in a cell base station, handover success rate between cell base stations, and the like.
  • the user equipment After the user equipment establishes a connection with the wireless side again, that is, after the wireless connection between the user equipment and the wireless side is normal, the user equipment sends a measurement report including the first information and the second information to the wireless side that establishes the connection, according to the first information and the second information.
  • the measurement report of the information, the wireless side can analyze the KPI indicator to obtain the evaluation of the network quality.
  • the wireless side is a base station or a network management device.
  • the user equipment records measurement information including at least the first information and the second information when the wireless connection is abnormal.
  • the first information is at least one signaling step, the second information, before the wireless connection abnormality occurs between the user equipment and the cell.
  • FIG. 7 is a schematic structural diagram of another embodiment of a user equipment according to the present invention.
  • the user equipment 20 includes a receiving module 201, a recording module 202, and a sending module 203.
  • the receiving module 201 is configured to receive measurement control information from the wireless side, and the measurement control information is required to report a measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the first information is at least one signaling step before the wireless connection abnormality occurs between the user equipment and the cell, for example, the signaling step of the previous step when the wireless connection between the user equipment and the cell is abnormal.
  • the first information it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the recording module 202 is configured to record measurement information when the wireless connection is abnormal, the measurement information includes at least the first information and the second information, and send the measurement information including at least the first information and the second information to the sending module 203, where the first information is The user equipment and the cell are at least one signaling step before the wireless connection abnormality occurs, and the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of the cell that is abnormally connected to the user equipment.
  • the wireless connection abnormality includes at least one of a user equipment and a wireless side interrupt connection, a high error rate caused by high interference or a high error block rate, and a failure of the user equipment itself.
  • a user equipment and a wireless side interrupt connection For example, when the vulnerability is covered, the user equipment is disconnected from the wireless side; although the user equipment is connected to the wireless side, the high interference in the neighboring area causes a high bit error rate or a high error rate; the user equipment itself is faulty and causes connection with the wireless side. abnormal.
  • the user equipment When the wireless connection is abnormal, the user equipment records measurement information including at least the first information and the second information, so as to send the measurement information to the wireless side when the wireless side is reconnected, and the wireless side searches for the cause of the abnormal connection of the network.
  • the step of recording the measurement information may be performed under the instruction of receiving the measurement control information of the wireless side, or the user equipment may actively perform the step. No specific restrictions are imposed.
  • the measurement report further includes third information, where the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • RSRP is one of the key parameters of the LTE network that can represent the wireless signal strength and one of the physical layer measurement requirements. It is an important indicator to measure the coverage of the wireless network of the system. RSRP indicates the absolute value of the received signal strength, which can reflect the distance of the user equipment from the base station to a certain extent, so it can be used to measure the coverage of the cell. Specifically, RSRP is the average of the signal power received on all resource particles RE carrying a reference signal within a certain symbol. The RSSI is an optional part of the wireless transmission layer used to determine the quality of the connection and whether to increase the broadcast transmission strength. RSRQ is the ratio of RSRP to RSSI.
  • the sending module 203 is configured to receive the measurement information that is sent by the recording module 202 and includes at least the first information and the second information, and after establishing the connection with the wireless side, send the measurement including the first information and the second information to the wireless side that establishes the connection. Reporting so that the wireless side can analyze the KPI indicators based on the measurement report.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the accessibility indicator includes a radio resource control protocol RRC connection establishment success rate, an evolved universal land-based radio access network radio access bearer E-RAB establishment success rate, a wireless connection rate, etc.
  • the retention indicator includes a wireless drop call Rate (E-RAB abnormal release), etc.
  • mobility indicators include handover success rate in a cell base station, handover success rate between cell base stations, and the like.
  • the user equipment records measurement information including at least the first information and the second information when the wireless connection is abnormal.
  • the first information is at least one signaling step, the second information, before the wireless connection abnormality occurs between the user equipment and the cell.
  • the wireless side can learn, according to the first information, which step of the signaling step occurs when the user equipment is in a wireless connection abnormality, thereby determining the wireless connection according to the KPI root cause analysis process. The cause of the exception. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • FIG. 8 is a schematic structural diagram of an embodiment of a network device according to the present invention.
  • the network device 30 includes a receiving module 301 and an obtaining module 302.
  • the network device of this embodiment may perform the corresponding steps in FIG. 3 to FIG. 4.
  • the network device may be a base station, a network management device, or another network device.
  • the UE is an important concept in mobile communication.
  • the user terminal is called a UE, and the UE here includes a mobile phone, a smart terminal, a multimedia device, a streaming media device, and the like.
  • the wireless connection abnormality includes at least one of a user equipment and a wireless side interrupt connection, a high error rate caused by high interference or a high error block rate, and a failure of the user equipment itself.
  • a user equipment and a wireless side interrupt connection For example, when the vulnerability is covered, the user equipment is disconnected from the wireless side; although the user equipment is connected to the wireless side, the high interference in the neighboring area causes a high bit error rate or a high error rate; the user equipment itself is faulty and causes connection with the wireless side. abnormal.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the measurement report further includes third information, which is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • RSRP is one of the key parameters of the LTE network that can represent the wireless signal strength and one of the physical layer measurement requirements. It is an important indicator to measure the coverage of the wireless network of the system.
  • RSRP indicates the absolute value of the received signal strength, which can reflect the distance of the user equipment from the base station to a certain extent, so it can be used to measure the coverage of the cell. Specifically, RSRP is the average of the signal power received on all resource particles RE carrying a reference signal within a certain symbol.
  • the RSSI is an optional part of the wireless transmission layer used to determine the quality of the connection and whether to increase the broadcast transmission strength.
  • RSRQ is the ratio of RSRP to RSSI.
  • the cell reference signal EPRE set based on the link budget and the service model is a constant, and other channel powers are set based on this value, so The reference signal RSRQ is obtained, and the signal-to-noise ratio SNR of other channels can be determined to some extent.
  • the obtaining module 302 is configured to receive the measurement report sent by the receiving module 301, perform KPI index analysis according to the measurement report, and obtain a reason why the KPI indicator of the cell with abnormal wireless connection decreases.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the accessibility indicator includes a radio resource control protocol RRC connection establishment success rate, an evolved universal land-based radio access network radio access bearer E-RAB establishment success rate, a wireless connection rate, etc.
  • the retention indicator includes a wireless drop call Rate (E-RAB abnormal release), etc.
  • mobility indicators include handover success rate in a cell base station, handover success rate between cell base stations, and the like.
  • the wireless side can perform analysis of the KPI indicator to obtain an evaluation of the network quality.
  • the sending module 401 is configured to send measurement control information to the user equipment, where the measurement control information requires the user equipment to report a measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the wireless connection abnormality includes at least one of a user equipment and a wireless side interrupt connection, a high error rate caused by high interference or a high error block rate, and a failure of the user equipment itself.
  • a user equipment and a wireless side interrupt connection For example, when the vulnerability is covered, the user equipment is disconnected from the wireless side; although the user equipment is connected to the wireless side, the high interference in the neighboring area causes a high bit error rate or a high error rate; the user equipment itself is faulty and causes connection with the wireless side. abnormal.
  • the receiving module 402 is configured to receive a measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, and send the measurement report to the obtaining module 403, where the first information is that the user equipment and the cell are at least before the wireless connection abnormality occurs.
  • a signaling step, the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the first information is at least one signaling step before the wireless connection abnormality occurs between the user equipment and the cell, for example, the signaling step of the previous step when the wireless connection between the user equipment and the cell is abnormal.
  • the first information it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the wireless side receives the measurement report sent by the user equipment, and the measurement report includes at least the first information and the second information.
  • the wireless side here is a base station or a network management device. If the network is designed as a distributed base station, the execution entity is a base station. If the network is designed as a centralized base station, the execution entity is a network management device, specifically an operation support subsystem OSS installed in the network management device.
  • the measurement report further includes third information, which is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • RSRP is one of the key parameters of the LTE network that can represent the wireless signal strength and one of the physical layer measurement requirements. It is an important indicator to measure the coverage of the wireless network of the system. Specifically, RSRP is the average of the signal power received on all resource particles RE carrying a reference signal within a certain symbol. The RSSI is an optional part of the wireless transmission layer used to determine the quality of the connection and whether to increase the broadcast transmission strength. RSRQ is the ratio of RSRP to RSSI.
  • the wireless connection of the user equipment By measuring the third information of the report, it may be helpful to more clearly determine the cause of the abnormality of the wireless connection of the user equipment. For example, if the signal strength of the cell with abnormal wireless connection with the user equipment is relatively strong, it may be that the neighboring area has high interference or the user. The wireless connection caused by the device failure is abnormal. If the signal strength of the cell with abnormal wireless connection with the user equipment is weak, the wireless connection may be abnormal due to weak coverage.
  • the obtaining module 403 is configured to receive the measurement report sent by the receiving module 402, analyze the KPI indicator according to the measurement report, and obtain a reason why the KPI indicator of the cell with abnormal wireless connection decreases.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the KPI indicator includes: a radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, evolution of the universal land-based radio access network, radio access bearer E-RAB establishment success rate and call drop rate.
  • the wireless side can perform analysis of the KPI indicator to obtain an evaluation of the network quality.
  • the obtaining module 403 includes: a first determining unit 4031 and a second determining unit 4032.
  • the first determining unit 4031 is configured to determine, according to the second information in the measurement report, a cell in which a KPI indicator falls.
  • the second determining unit 4032 is configured to determine, according to the first information in the measurement report, a reason why the KPI indicator decreases in the cell.
  • the embodiment of the present invention receives the measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user.
  • the cell identifier, latitude and longitude or cell identifier and latitude and longitude of the cell with abnormal wireless connection of the device; KPI index analysis based on the measurement report, and the reason why the KPI index of the cell with abnormal wireless connection is decreased. Since the measurement report includes the first information and the second information, in particular, the wireless side can learn, according to the first information, the specific connection step of the user equipment when the wireless connection is abnormal, thereby determining the wireless connection abnormality according to the KPI root cause analysis process. The reason is. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • FIG. 10 is a schematic structural diagram of an embodiment of a wireless network system according to the present invention.
  • the wireless network system 50 includes a receiving module 501, an obtaining module 502, and an optimization module 503.
  • the wireless network system of this embodiment may perform the corresponding steps in FIG. 5.
  • the receiving module 501 is configured to receive a measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, and send the measurement report to the obtaining module, where the first information is at least one of the user equipment and the cell before the wireless connection abnormality occurs.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the first information is at least one signaling step before the wireless connection abnormality occurs between the user equipment and the cell, for example, the signaling step of the previous step when the wireless connection between the user equipment and the cell is abnormal.
  • the first information it can be known which signaling step occurs in the wireless connection abnormality with the cell, so that the cause of the wireless connection abnormality can be found.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment.
  • the cell identifier can be used to know which cell has a wireless connection abnormality with the user equipment.
  • the latitude and longitude of the cell can be used to know the specific location of the wireless connection abnormality with the user equipment, such as occurring in the middle of the cell, occurring on the east-north edge of the cell, etc. Etc.; through the cell identity and latitude and longitude, it can be known which cell is in a wireless connection abnormality with the user equipment.
  • the wireless side receives the measurement report sent by the user equipment, and the measurement report includes at least the first information and the second information.
  • the wireless side here is a base station or a network management device. If the network is designed as a distributed base station, the execution entity is a base station. If the network is designed as a centralized base station, the execution entity is a network management device, specifically an operation support subsystem OSS installed in the network management device.
  • the obtaining module 502 is configured to receive the measurement report sent by the receiving module 501, perform KPI index analysis according to the measurement report, obtain the reason why the KPI indicator of the cell with abnormal wireless connection decreases, and cause the KPI indicator to decrease in the cell with abnormal wireless connection. Send to the optimization module.
  • the KPI indicator is the most direct reflection of network quality, and mainly includes the following major categories: accessibility indicators, retention indicators, mobility indicators, traffic volume indicators, product operation indicators, system availability indicators, and network resource utilization indicators. Through the monitoring of these indicators, it is possible to identify the cells with sudden problems, early warning of risks, stability and improve network quality.
  • the KPI indicator includes: a radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, evolution of the universal land-based radio access network, radio access bearer E-RAB establishment success rate and call drop rate.
  • the wireless side can perform analysis of the KPI indicator to obtain an evaluation of the network quality.
  • the optimization module 503 is configured to receive the reason why the KPI indicator of the cell with the wireless connection abnormality sent by the obtaining module 502 is decreased, and optimize the KPI indicator for the wireless network according to the reason that the KPI index of the cell with abnormal wireless connection decreases.
  • KPI indicators in cells with abnormal wireless connections include weak coverage, coverage vulnerability, loss of neighbor relationship, interference, and abnormal user equipment.
  • the optimization module 503 is specifically configured to increase the transmit power of the antenna of the base station to which the cell belongs or to lower the downtilt angle of the antenna when the KPI indicator of the cell with abnormal wireless connection is weak, and the KPI of the cell with abnormal wireless connection;
  • the reason for the decrease in the index is to adjust the direction angle and the downtilt angle of the antenna of the base station to which the cell belongs to increase the coverage of the new cell.
  • the embodiment of the present invention receives the measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is related to the user.
  • the present invention also provides a measurement device for a wireless network KPI indicator, the device package 600 comprising: an input device 601, an output device 602, a processor 603, and a memory 604 coupled to the processor.
  • Memory 604 can include read only memory and random access memory and provides instructions and data to processor 603. A portion of the memory 603 may also include non-volatile random access memory (NVRAM).
  • NVRAM non-volatile random access memory
  • the memory 604 stores the following elements, executable modules or data structures, or a subset thereof, or an extended set thereof:
  • Operation instructions include various operation instructions for implementing various operations.
  • Operating system Includes a variety of system programs for implementing various basic services and handling hardware-based tasks.
  • the processor 603 performs the following operations by calling an operation instruction stored in the memory 604, which can be stored in the operating system:
  • the control input device 601 records measurement information when the wireless connection is abnormal, the measurement information includes at least the first information and the second information, and saves the measurement report including the measurement information of the first information and the second information in the memory 604, first
  • the information is at least one signaling step before the wireless connection abnormality occurs between the user equipment and the cell, and the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of the cell that is abnormally connected to the user equipment; and after establishing a connection with the wireless side again,
  • the measurement report saved in the memory 604 is retrieved, and the control output device 602 transmits a measurement report including the first information and the second information to the wireless side establishing the connection, so that the wireless side performs the analysis of the KPI indicator according to the measurement report.
  • the processor 603 controls the operation of the device 600, and the processor 603 may also be referred to as a CPU (Central Processing). Unit, central processing unit).
  • Memory 604 can include read only memory and random access memory and provides instructions and data to processor 603. A portion of the memory 604 may also include non-volatile random access memory (NVRAM).
  • NVRAM non-volatile random access memory
  • the various components of device 600 are coupled together by a bus system 605, which may include, in addition to the data bus, a power bus, a control bus, a status signal bus, and the like. However, for clarity of description, various buses are labeled as bus system 605 in the figure.
  • Processor 603 may be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 603 or an instruction in a form of software.
  • the processor 603 described above may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, a discrete gate or transistor logic device, or discrete hardware. Component.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA off-the-shelf programmable gate array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the invention may be implemented or carried out.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the steps of the method disclosed in connection with the embodiments of the present invention may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in memory 604, and processor 603 reads the information in memory 604 and, in conjunction with its hardware, performs the steps of the above method.
  • the input device 601 further receives measurement control information from the wireless side, and the measurement control information requires the user equipment to report a measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the user equipment records measurement information including at least the first information and the second information when the wireless connection is abnormal.
  • the first information is at least one signaling step before the wireless connection abnormality occurs between the user equipment and the cell
  • the second information is The cell identifier, the latitude and longitude or the cell identifier and the latitude and longitude of the cell in which the user equipment is abnormally connected to the radio; after establishing the connection with the radio side again, the measurement report including the first information and the second information is sent to the established radio side.
  • the wireless side can learn, according to the first information, which step of the signaling step occurs when the user equipment is in a wireless connection abnormality, thereby determining the wireless connection according to the KPI root cause analysis process. The cause of the exception. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • the present invention also provides another wireless network KPI indicator measuring apparatus.
  • the apparatus 700 includes an input device 701, an output device 702, a processor 703, and a memory 704 coupled to the processor 703.
  • Memory 704 can include read only memory and random access memory and provides instructions and data to processor 703. A portion of the memory 704 may also include non-volatile random access memory (NVRAM).
  • NVRAM non-volatile random access memory
  • the memory 704 stores the following elements, executable modules or data structures, or a subset thereof, or an extended set thereof:
  • Operating system Includes a variety of system programs for implementing various basic services and handling hardware-based tasks.
  • the processor 704 performs the following operations by calling an operation instruction stored in the memory 703, which can be stored in the operating system:
  • the control input device 701 receives the measurement report sent by the user equipment, and saves the measurement report in the memory 704.
  • the measurement report includes at least the first information and the second information, where the first information is at least one of the user equipment and the cell before the wireless connection abnormality occurs.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; and the measurement report saved in the memory 704 is retrieved, and the KPI indicator is analyzed according to the measurement report to obtain a wireless connection abnormality. The reason for the decline in KPI indicators in the community.
  • bus system 705 which may include, in addition to the data bus, a power bus, a control bus, a status signal bus, and the like.
  • bus system 705 various buses are labeled as bus system 705 in the figure.
  • Processor 703 may be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 703 or an instruction in a form of software.
  • the processor 703 described above may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, a discrete gate or transistor logic device, or discrete hardware. Component.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA off-the-shelf programmable gate array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present invention may be implemented or carried out.
  • the processor 703 is further configured to: determine, according to the second information in the measurement report, a cell in which the KPI indicator is decreased; and determine, according to the first information in the measurement report, a reason why the KPI indicator decreases in the cell.
  • the measurement report further includes third information, where the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • the third information is a signal strength of a cell that is abnormally connected to the user equipment, wherein the signal strength includes a reference signal received power RSRP and a reference signal received quality RSRQ.
  • the output device 602 is configured to send measurement control information to the user equipment, where the measurement control information requires the user equipment to report a measurement report including at least the first information and the second information when the wireless connection is abnormal.
  • the KPI indicator includes: radio resource control protocol RRC establishment success rate, RRC Reconstruction success rate, handover success rate, evolution of the universal land-based radio access network, radio access bearer E-RAB establishment success rate and call drop rate.
  • the embodiment of the present invention receives a measurement report sent by the user equipment, where the measurement report includes at least a first information and a second information, where the first information is at least one step before the wireless connection abnormality occurs in the user equipment and the cell, and the second information is wireless with the user equipment.
  • the cell identity, latitude and longitude or cell identity and latitude and longitude of the cell with abnormal connection; the KPI indicator is analyzed according to the measurement report, and the reason why the KPI index of the cell with abnormal wireless connection is decreased. Since the measurement report includes the first information and the second information, in particular, the wireless side can learn, according to the first information, the specific connection step of the user equipment when the wireless connection is abnormal, thereby determining the wireless connection abnormality according to the KPI root cause analysis process. The reason is. In this way, it is possible to locate the details of the details of the wireless connection, thereby providing a basis for subsequent network optimization.
  • the present invention also provides an apparatus for optimizing a wireless network KPI indicator, the apparatus 800 comprising: an input device 801, an output device 802, a processor 803, and a memory 804 coupled to the processor 803.
  • Memory 804 can include read only memory and random access memory and provides instructions and data to processor 803. A portion of the memory 804 may also include non-volatile random access memory (NVRAM).
  • NVRAM non-volatile random access memory
  • Memory 804 stores the following elements, executable modules or data structures, or subsets thereof, or their extended sets:
  • Operation instructions include various operation instructions for implementing various operations.
  • Operating system Includes a variety of system programs for implementing various basic services and handling hardware-based tasks.
  • the processor 803 performs the following operations by calling an operation instruction stored in the memory 804, which can be stored in the operating system:
  • the control input device 801 receives the measurement report sent by the user equipment, and saves the measurement report in the memory 804.
  • the measurement report includes at least the first information and the second information, where the first information is at least one of the user equipment and the cell before the wireless connection abnormality occurs.
  • the second information is a cell identifier, a latitude and longitude or a cell identifier and a latitude and longitude of a cell that is abnormally connected to the user equipment; and the measurement report saved in the memory 804 is retrieved, and the KPI indicator is analyzed according to the measurement report to obtain a wireless connection abnormality.
  • the reason why the KPI index decreases in the cell the KPI index is optimized for the wireless network according to the reason that the KPI index of the cell with abnormal wireless connection decreases.
  • bus system 805 which may include, in addition to the data bus, a power bus, a control bus, a status signal bus, and the like.
  • bus system 805 various buses are labeled as bus system 805 in the figure.
  • Processor 803 may be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 803 or an instruction in a form of software.
  • the processor 803 described above may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, a discrete gate or transistor logic device, or discrete hardware. Component.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA off-the-shelf programmable gate array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present invention may be implemented or carried out.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in memory 804, and processor 803 reads the information in memory 804 and, in conjunction with its hardware, performs the steps of the above method.
  • the reasons for the decrease in KPI indicators in cells with abnormal wireless connections include weak coverage, coverage vulnerability, loss of neighbor relationship, interference, and abnormal user equipment.
  • the processor 803 is further configured to: when the reason for the decrease of the KPI indicator of the cell with abnormal wireless connection is weak coverage, issue an instruction, where the instruction is required to increase the transmit power of the antenna of the base station to which the cell belongs or to lower the downtilt angle of the antenna;
  • the reason for the decrease of the KPI indicator of the abnormal cell is that when the vulnerability is covered, an instruction is issued, which requires adjusting the direction angle and the downtilt angle of the antenna of the base station to which the cell belongs to increase the coverage of the new cell; the KPI indicator of the cell with abnormal wireless connection
  • the reason for the decrease is that when the neighbor relationship is lost, an instruction is issued, which requires manually configuring the inter-cell neighbor relationship or starting the automatic neighbor relationship ANR to automatically capture the neighbor relationship; the reason for the decrease in the KPI index of the cell with abnormal wireless connection is In the case of interference, an instruction is issued, which requires initiation of inter-cell interference coordination ICIC or enhanced inter-cell interference coordination eICIC for interference coordination, or activation of mobile
  • the embodiment of the present invention receives the measurement report sent by the user equipment, where the measurement report includes at least the first information and the second information, where the first information is at least one signaling step before the wireless device connection abnormal time occurs, and the second information is The cell identifier, latitude and longitude or cell identifier of the cell with abnormal wireless connection of the user equipment, and the latitude and longitude; the KPI indicator is analyzed according to the measurement report, and the reason for the decrease of the KPI index of the cell with abnormal wireless connection is obtained, and the KPI index of the cell with abnormal wireless connection decreases. The reason for the optimization of KPI indicators for wireless networks.
  • the disclosed system, apparatus, and method may be implemented in other manners.
  • the device implementations described above are merely illustrative.
  • the division of the modules or units is only a logical function division.
  • there may be another division manner for example, multiple units or components may be used. Combinations can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • the technical solution of the present invention which is essential or contributes to the prior art, or all or part of the technical solution, may be embodied in the form of a software product stored in a storage medium.
  • a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) or a processor to perform all or part of the steps of the methods of the various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read only memory (ROM, Read-Only) Memory, random access memory (RAM), disk or optical disk, and other media that can store program code.

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Abstract

La présente invention porte sur un procédé de mesure de KPI de réseau sans fil, comprenant les opérations suivantes: un équipement utilisateur enregistre des informations de mesure contenant au moins des premières informations et des secondes informations lorsqu'une connexion sans fil est exceptionnelle, les premières informations étant au moins une étape de signalisation avant que la connexion sans fil entre l'équipement utilisateur et une cellule soit exceptionnelle, et les secondes informations étant un ID de cellule d'une cellule pour laquelle la connexion sans fil entre elle et l'équipement utilisateur est exceptionnelle, longitude et latitude, ou l'ID de cellule et les latitude et longitude; et après établissement d'une connexion avec un côté sans fil une nouvelle fois, envoie un rapport de mesure contenant des premières informations et des secondes informations au côté sans fil qui a établi une connexion.Un équipement utilisateur, un dispositif de réseau et un système de réseau sans fil sont également décrits.De la manière susmentionnée, le problème détaillé d'une connexion sans fil exceptionnelle peut être localisé, ce qui permet d'offrir une base pour une optimisation de réseau subséquente.
PCT/CN2013/080231 2013-07-26 2013-07-26 Procédé de mesure de kpi de réseau sans fil, équipement utilisateur, dispositif de réseau et système Ceased WO2015010339A1 (fr)

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PCT/CN2013/080231 WO2015010339A1 (fr) 2013-07-26 2013-07-26 Procédé de mesure de kpi de réseau sans fil, équipement utilisateur, dispositif de réseau et système

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CN112996011B (zh) * 2019-12-12 2022-12-16 中国移动通信集团吉林有限公司 小区价值评估方法、装置、计算机设备和可读存储介质
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CN112601247B (zh) * 2020-11-19 2023-01-24 中国联合网络通信集团有限公司 基站小区的业务质量监测方法、装置和系统

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