CN110099397A - A kind of portable communication network full frequency band depth coverage information acquisition system and method - Google Patents

A kind of portable communication network full frequency band depth coverage information acquisition system and method Download PDF

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Publication number
CN110099397A
CN110099397A CN201910372910.5A CN201910372910A CN110099397A CN 110099397 A CN110099397 A CN 110099397A CN 201910372910 A CN201910372910 A CN 201910372910A CN 110099397 A CN110099397 A CN 110099397A
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CN
China
Prior art keywords
network
portable
coverage information
data
frequency band
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Pending
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CN201910372910.5A
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Chinese (zh)
Inventor
王计斌
郑良章
王明明
朱耀
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Nanjing Hua Su Science And Technology Ltd
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Nanjing Hua Su Science And Technology Ltd
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Priority to CN201910372910.5A priority Critical patent/CN110099397A/en
Publication of CN110099397A publication Critical patent/CN110099397A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/02Arrangements for optimising operational condition
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic

Abstract

The invention discloses a kind of portable communication network full frequency band depth coverage information acquisition system and methods, its system includes hand-held network data acquisition system and back-stage management center, the hand-held network data acquisition system includes portable network signal quality probe and test APP, the portable network quality probe and the test APP are communicated to connect and are communicated to connect with communication base station, and the test APP and the back-stage management are centrally formed network connection;The portable network quality probe includes MCU control unit, NB-IOT data module, the logical data module of the whole network, rechargable power supplies management module and bluetooth radio module;The rechargable power supplies management module is connected with the MCU control unit;It is convenient for carrying, mobility is strong, has the characteristics that chargeable, directly acquires to the network information of room point covering, covering problem is divided in the room for checking building;Realize real-time monitoring and real-time early warning alarm.

Description

A kind of portable communication network full frequency band depth coverage information acquisition system and method
Technical field
The invention belongs to mobile communications industry technical fields, more particularly, to a kind of portable communication network full frequency band depth Coverage information acquisition system and method.
Background technique
With the fast development of mobile communications network, covering demand and reliability requirement day of the client to mobile communication signal Benefit increases, and especially public safety network covers, higher to the reliability requirement of network.To the communication letter in indoor each corner Number, without effective inspection monitoring means, handling failure can not be predicted in advance, i.e., when a certain floor of building or building regional area When signal breaks down, network management platform and capability platform can not be found in time, so that hidden network danger can not be quickly eliminated, it can only Helpless waiting customer complaint just knows failure occurred, is unable to initiative recognition failure and excludes in advance, significantly impacts client Satisfaction.
The special analysis of building interior room point covering at present can only be instantaneous by the data such as the special test in room point, inspection test etc. Data, however these data can only once be applied, it is unsustainable.Existing MR measurement data has missing, can not achieve to building Build each floor level networks covering independent analysis of object.It is proposed in industry to realize monitoring by technology of Internet of things at present, RFID product without Method realizes the comprehensive analysis of MPS process signal, can't resolve covering signal acquisition problem.Existing Internet of Things probe device can not Quality is obtained, can not be competing to analysis, it has a single function.
Therefore, it is necessary to develop a kind of portable communication network full frequency band depth coverage information acquisition system and method, energy It enough realizes real-time early warning alarm, judges that building covers problematic floor and room in advance, solve covering problem in time, subtract Few customer complaint, enhancing user network perception improve user satisfaction;Control data corporation can be to collecting in big region simultaneously Three network operators carry out competing to analysis, output is inferior to the building or region overlay of competitor, reinforces managerial decision means.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of portable communication network full frequency band depth coverage information acquisition System can be realized real-time early warning alarm, judges that building covers problematic floor and room in advance, solves covering in time Problem, reduces customer complaint, and enhancing user network perception improves user satisfaction.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: the portable communication network full frequency band depth Coverage information acquisition system, including hand-held network data acquisition system and back-stage management center, the hand-held network data acquisition System includes portable network signal quality probe and test APP, and the portable network quality probe and the test APP are logical Letter is connected and is communicated to connect with communication base station, and the test APP and the back-stage management are centrally formed network connection;It is described portable Formula network quality probe includes MCU control unit, NB-IOT data module, the whole network leads to data module, rechargable power supplies manage mould Block and bluetooth radio module;The rechargable power supplies management module is connected with the MCU control unit, the rechargable power supplies Management module is used for as portable network quality probe power supply and can cycle charging several times;The MCU control unit with it is described NB-IOT data module, the whole network lead to data module, bluetooth radio module is connected, and the NB-IOT data module is moved for acquiring Dynamic, connection, telecommunications NB-IOT network coverage information;Described the whole network lead to data module be used for acquire movement, connection, telecommunications 2G, 3G, 4G, 5G network coverage information.
By adopting the above technical scheme, portable communication network full frequency band depth coverage information acquisition system terminal can be to building Building room under object divides coverage network information into real-time acquisition, and terminal is convenient for carrying, and mobility is strong, have the characteristics that it is chargeable, just Yu Jiakuan or patrol officer directly acquire the network information of room point covering as test instrumentation, check under building floor or Covering problem is divided in indoor room;It realizes a set of network acquisition terminal and divides coverage network information to acquire room under multiple buildings, The data acquired by control data corporation real-time monitoring, real-time early warning, alarm judge building covering by problem in advance Floor and room solve covering problem in time, reduce customer complaint, and enhancing user network perception improves user satisfaction;Simultaneously Control data corporation can be competing to three network operators collected in big region progress to analysis, and output is inferior to the building of competitor Object or region overlay reinforce managerial decision means.
As the preferred technical solution of the present invention, the back-stage management center includes acquisition data processing system and client End, the acquisition processing system and the client, which are formed, to be communicated to connect;The acquisition data processing system includes data storage Unit, data processing unit, central processing unit and database, the data storage cell, data processing unit and database are equal Bi-directional data is formed with the central processing unit to connect.
As the preferred technical solution of the present invention, the test APP and the portable network quality probe pass through bluetooth Communication connection;The portable network quality probe is connect by twireless radio-frequency communication with base station communication;The test APP and institute It states back-stage management center and passes through mobile internet of things formation data connection.MCU control unit is by collected network coverage information Pass through bluetooth radio module together with device status information and be transferred to test APP, is monitored analysis in test APP and shows, survey Examination APP transfers data to back-stage management center analysis and shows;A set of network acquisition terminal is realized to room under multiple buildings Divide coverage network information acquisition, passes through back-stage management center monitoring.
As the preferred technical solution of the present invention, the portable quality probe is reserved with card slot, logical for placing network Letter card, so that the network information of acquisition is transferred directly to the back-stage management center by network.In portable quality probe Card slot in be inserted into network communication card, MCU control unit leads to collected network coverage information together with device status information It crosses network and is transferred directly to back-stage management center, it in this way can be when being connected to problematic with test APP or in other situations, directly It connects and is transferred to back-stage management center.
The present invention also want other problem solved is that, a kind of portable communication network full frequency band depth coverage information is provided The method of acquisition can be realized real-time early warning alarm, judges that building covers problematic floor and room in advance, solves in time Certainly covering problem, reduces customer complaint, and enhancing user network perception improves user satisfaction.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: the portable communication network full frequency band depth The method of coverage information acquisition, specifically includes the following steps:
(1) the wireless network coverage information that Ethernet Data Acquisition System acquires several communication base stations is held;
(2) after the wireless network coverage information and device status information of acquisition are transmitted to by the hand-held Ethernet Data Acquisition System Platform administrative center;
(3) the back-stage management center is to the wireless network coverage information and device status information and test data received It is for statistical analysis;
(4) the result outputting alarm work order that the back-stage management Central Radical is analyzed according to statistics, and analyzed result and adopted The point of collection and track are shown in client.
By adopting the above technical scheme, by hand-held Ethernet Data Acquisition System room under building can be divided coverage network information into Acquisition in real time, is convenient for carrying, and mobility is strong, has the characteristics that chargeable, is convenient for that family is wide or patrol officer is as test instrumentation, The network information of room point covering is directly acquired, floor or indoor room under building is checked and divides covering problem;It realizes a set of Network acquisition terminal divides coverage network information to acquire room under multiple buildings, then is acquired by back-stage management center real-time monitoring Data, real-time early warning, alarm, judge in advance building covering by problem floor and room, solve covering problem in time, Customer complaint is reduced, enhancing user network perception improves user satisfaction;Control data corporation can be to acquiring in big region simultaneously The three network operators progress arrived is competing to analysis, and output is inferior to the building or region overlay of competitor, reinforces managerial decision hand Section.
As the preferred technical solution of the present invention, the detailed process of the step (1) includes:
S11 opens test APP, and for the portable network quality probe setting acquisition frequency, the portable network quality is visited Needle power-up initializing, is attached with the test APP;
Portable network quality probe described in S12 carries out data acquisition to locating network environment by communication frequency sweep mould group, The test APP opens operational trials simultaneously.
As the preferred technical solution of the present invention, the detailed process of the step (2) includes:
Portable network quality probe described in S21-1 will collect wireless network coverage information and device status information transmission To the test APP, the test APP is saved in the network coverage information for receiving the portable network quality probe transmission It is analyzed it again to local;
Test APP described in S21-2 passes through wireless network for local data transfer to back-stage management center.MCU control unit Collected network coverage information is passed through into bluetooth radio module together with device status information and is transferred to test APP, is being tested APP is monitored analysis and shows, test APP transfers data to back-stage management center analysis and shows;A set of network is realized to adopt Collection terminal divides coverage network information to acquire room under multiple buildings, passes through back-stage management center monitoring.
As the preferred technical solution of the present invention, the detailed process of the step (2) includes: the portable network quality Collected wireless network coverage information and device status information are back to the backstage by NB network or 4G network by probe Administrative center.Network communication card is inserted into the card slot of portable quality probe, MCU control unit is by the collected network coverage Information passes through network together with device status information and is transferred directly to back-stage management center, can be connected in this way with test APP When problematic or in other situations, it is transferred directly to back-stage management center.
As the preferred technical solution of the present invention, the wireless network coverage information includes the network information of 12 mould, 22 frequency; The alarm work order include that signal strength is too low, signal quality is too low, to be inferior to competitor competing to and outdoor signal invade.
As the preferred technical solution of the present invention, the test APP includes ping testing and HTTP test.
Compared with prior art, which has the beneficial effect that (1) holds network data acquisition system convenient for taking Band, mobility is strong, have the characteristics that it is chargeable, it is wide or patrol officer is as test instrumentation convenient for family, divide overlay network to believe room Breath directly acquires, and checks floor or indoor room under building and divides covering problem;(2) it realizes to room under more External building objects point covering Network information gathering, and real-time monitoring and early warning alarm, judge in advance building covering by problem floor and room, and from In then solve covering problem, reduce customer complaint, enhancing user network perception improves user satisfaction.
Detailed description of the invention
It is further described with reference to the accompanying drawing with embodiments of the present invention:
Fig. 1 is the structure chart of portable communication network full frequency band depth coverage information acquisition system;
Fig. 2 is the hand-held network data acquisition system of portable communication network full frequency band depth coverage information acquisition system Structure chart;
Fig. 3 is the knot of the portable network quality probe of portable communication network full frequency band depth coverage information acquisition system Composition;
Fig. 4 is the flow diagram of the method for portable communication network full frequency band depth coverage information acquisition.
Specific embodiment
Embodiment: as shown in Figures 1 to 3, the portable communication network full frequency band depth coverage information acquisition system, including hand Network data acquisition system and back-stage management center are held, the hand-held network data acquisition system includes portable network signal matter Measure probe and test APP, the portable network quality probe and the test APP communication connection and with communication base station communication link It connects, the test APP and the back-stage management are centrally formed network connection;The portable network quality probe includes MCU control Unit, NB-IOT data module, the logical data module of the whole network, rechargable power supplies management module and bluetooth radio module processed;It is described can Charge power supply management module is connected with the MCU control unit, and the rechargable power supplies management module is used to be portable net Network quality probe power supply and can cycle charging several times;The MCU control unit and the logical number of the NB-IOT data module, the whole network It is connected according to module, bluetooth radio module, the NB-IOT data module is for acquiring movement, connection, telecommunications NB-IOT network Coverage information;Described the whole network leads to 2G, 3G, 4G, 5G network coverage information that data module is used to acquire movement, connection, telecommunications;Institute Stating back-stage management center includes that acquisition data processing system and client, the acquisition processing system form logical with the client Letter connection;The acquisition data processing system includes data storage cell, data processing unit, central processing unit and database, The data storage cell, data processing unit and database form bi-directional data with the central processing unit and connect;It is described Test APP is connect with the portable network quality probe by Bluetooth communication;The portable network quality probe passes through nothing Line radio communication is connect with base station communication;The test APP forms number by mobile internet of things with the back-stage management center According to connection.MCU control unit passes collected network coverage information together with device status information by bluetooth radio module It is defeated by test APP, analysis is monitored in test APP and shows, it is aobvious that test APP transfers data to back-stage management center analysis Show;It realizes a set of network acquisition terminal and divides coverage network information to acquire room under multiple buildings, pass through back-stage management center Monitoring;The portable quality probe is reserved with card slot, for placing network communication card, so that the network information of acquisition be passed through Network is transferred directly to the back-stage management center.Network communication card, MCU control are inserted into the card slot of portable quality probe Collected network coverage information is passed through together with device status information network and is transferred directly to back-stage management center by unit, this Sample can be transferred directly to back-stage management center when being connected to problematic with test APP or in other situations.
As shown in figure 4, the method for portable communication network full frequency band depth coverage information acquisition, comprising the following steps:
(1) the wireless network coverage information that Ethernet Data Acquisition System acquires several communication base stations is held;
S11 opens test APP, and for the portable network quality probe setting acquisition frequency, the portable network quality is visited Needle power-up initializing, is attached with the test APP;
Portable network quality probe described in S12 carries out data acquisition to locating network environment by communication frequency sweep mould group, The test APP opens operational trials simultaneously;
(2) after the wireless network coverage information and device status information of acquisition are transmitted to by the hand-held Ethernet Data Acquisition System Platform administrative center;
Portable network quality probe described in S21-1 will collect wireless network coverage information and device status information transmission To the test APP, the test APP is saved in the network coverage information for receiving the portable network quality probe transmission It is analyzed it again to local;
Test APP described in S21-2 passes through wireless network for local data transfer to back-stage management center;
Or the portable network quality probe passes through collected wireless network coverage information and device status information NB network or 4G network are back to the back-stage management center;
(3) the back-stage management center is to the wireless network coverage information and device status information and test data received It is for statistical analysis;
(4) the result outputting alarm work order that the back-stage management Central Radical is analyzed according to statistics, and analyzed result and adopted The point of collection and track are shown in client;
The wireless network coverage information includes the network information of 12 mould, 22 frequency;The alarm work order includes signal strength mistake It is low, signal quality is too low, to be inferior to competitor competing to and outdoor signal invade;The test APP includes ping testing and HTTP test.
Embodiments of the present invention are described in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations Mode, technical field those of ordinary skill within the scope of knowledge, present inventive concept can also not departed from Under the premise of make a variety of changes.

Claims (10)

1. a kind of portable communication network full frequency band depth coverage information acquisition system, which is characterized in that including holding network number According to acquisition system and back-stage management center, the hand-held network data acquisition system include portable network signal quality probe and APP is tested, the portable network quality probe and the test APP are communicated to connect and communicated to connect with communication base station, described Test APP and the back-stage management are centrally formed network connection;The portable network quality probe include MCU control unit, NB-IOT data module, the whole network lead to data module, rechargable power supplies management module and bluetooth radio module;The rechargable power supplies Management module is connected with the MCU control unit, and the rechargable power supplies management module is used to visit for portable network quality Needle power supply and can cycle charging several times;The MCU control unit and the NB-IOT data module, the whole network lead to data module, Bluetooth radio module is connected, and the NB-IOT data module is for acquiring movement, connection, telecommunications NB-IOT network coverage letter Breath;Described the whole network leads to 2G, 3G, 4G, 5G network coverage information that data module is used to acquire movement, connection, telecommunications.
2. portable communication network full frequency band depth coverage information acquisition system according to claim 1, which is characterized in that The back-stage management center includes that acquisition data processing system and client, the acquisition processing system are formed with the client Communication connection;The acquisition data processing system includes data storage cell, data processing unit, central processing unit and data Library, the data storage cell, data processing unit and database form bi-directional data with the central processing unit and connect.
3. portable communication network full frequency band depth coverage information acquisition system according to claim 2, which is characterized in that The test APP is connect with the portable network quality probe by Bluetooth communication;The portable network quality probe is logical Twireless radio-frequency communication is crossed to connect with base station communication;The test APP and the back-stage management center pass through mobile internet of things shape At data connection.
4. portable communication network full frequency band depth coverage information acquisition system according to claim 1, which is characterized in that The portable quality probe is reserved with card slot, for placing network communication card, so that the network information of acquisition is passed through network It is transferred directly to the back-stage management center.
5. a kind of method of the acquisition of portable communication network full frequency band depth coverage information described in -4 according to claim 1, It is characterized in that, comprising the following steps:
(1) the wireless network coverage information that Ethernet Data Acquisition System acquires several communication base stations is held;
(2) the wireless network coverage information and device status information of acquisition are transmitted to backstage and managed by the hand-held Ethernet Data Acquisition System Reason center;
(3) the back-stage management center is for statistical analysis to the wireless network coverage information and test data that receive;
(4) the result outputting alarm work order that the back-stage management Central Radical is analyzed according to statistics, and analyzed result and acquisition Point and track are shown in client.
6. the method for portable communication network full frequency band depth coverage information acquisition according to claim 5, feature exist In the detailed process of the step (1) includes:
S11 opens test APP, is arranged for portable network quality probe and acquires the frequency, on the portable network quality probe Electricity initialization, is attached with the test APP;
Portable network quality probe described in S12 carries out data acquisition to locating network environment by communication frequency sweep mould group, simultaneously The test APP opens operational trials.
7. the method for portable communication network full frequency band depth coverage information acquisition according to claim 6, feature exist In the detailed process of the step (2) includes:
Portable network quality probe described in S21-1 will collect wireless network coverage information and device status information is transmitted to institute Test APP is stated, the test APP is saved in the network coverage information for receiving the portable network quality probe transmission to this Ground analyzes it again;
Test APP described in S21-2 passes through wireless network for local data transfer to back-stage management center.
8. the method for portable communication network full frequency band depth coverage information acquisition according to claim 6, feature exist In, the detailed process of the step (2) include: the portable network quality probe by collected wireless network coverage information The back-stage management center is back to by NB network or 4G network with device status information.
9. the method for portable communication network full frequency band depth coverage information acquisition according to claim 7 or 8, feature It is, the wireless network coverage information includes the network information of 12 mould, 22 frequency;The alarm work order include signal strength it is too low, Signal quality is too low, to be inferior to competitor competing to and outdoor signal invade.
10. the method for portable communication network full frequency band depth coverage information acquisition according to claim 7 or 8, special Sign is that the test APP includes ping testing and HTTP test.
CN201910372910.5A 2019-05-06 2019-05-06 A kind of portable communication network full frequency band depth coverage information acquisition system and method Pending CN110099397A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112396816A (en) * 2019-08-15 2021-02-23 广东经纬天地科技有限公司 Network performance monitoring method and system based on NB-IOT module
CN114449555A (en) * 2022-02-10 2022-05-06 中盈优创资讯科技有限公司 Indoor topology discovery method and device for 5G private network

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110080869A1 (en) * 2009-10-07 2011-04-07 Qualcomm Incorporated Methods and systems for exploitation of well-connected nodes in peer-to-peer wireless networks
US20150098352A1 (en) * 2013-10-08 2015-04-09 Tektronix, Inc. Determining quality of experience confidence level for mobile subscribers
CN105376760A (en) * 2015-10-10 2016-03-02 深圳前海华视移动互联有限公司 Data collection method based on wireless network, wireless access equipment and server
CN108848527A (en) * 2018-08-02 2018-11-20 南京华苏科技有限公司 A kind of method and device of full frequency band quality of wireless network message polling acquisition
CN109151780A (en) * 2018-07-25 2019-01-04 佛山市阿啪啪信息科技有限公司 A kind of collecting method based on WIFI probe, apparatus and system
CN109660307A (en) * 2018-12-27 2019-04-19 南京华苏科技有限公司 Portable room point is checked and accepted and the method and system of inspection

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110080869A1 (en) * 2009-10-07 2011-04-07 Qualcomm Incorporated Methods and systems for exploitation of well-connected nodes in peer-to-peer wireless networks
US20150098352A1 (en) * 2013-10-08 2015-04-09 Tektronix, Inc. Determining quality of experience confidence level for mobile subscribers
CN105376760A (en) * 2015-10-10 2016-03-02 深圳前海华视移动互联有限公司 Data collection method based on wireless network, wireless access equipment and server
CN109151780A (en) * 2018-07-25 2019-01-04 佛山市阿啪啪信息科技有限公司 A kind of collecting method based on WIFI probe, apparatus and system
CN108848527A (en) * 2018-08-02 2018-11-20 南京华苏科技有限公司 A kind of method and device of full frequency band quality of wireless network message polling acquisition
CN109660307A (en) * 2018-12-27 2019-04-19 南京华苏科技有限公司 Portable room point is checked and accepted and the method and system of inspection

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112396816A (en) * 2019-08-15 2021-02-23 广东经纬天地科技有限公司 Network performance monitoring method and system based on NB-IOT module
CN114449555A (en) * 2022-02-10 2022-05-06 中盈优创资讯科技有限公司 Indoor topology discovery method and device for 5G private network
CN114449555B (en) * 2022-02-10 2023-09-29 中盈优创资讯科技有限公司 Indoor topology discovery method and device for 5G private network

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