CN109547124A - A kind of multi-channel radio frequency real time monitoring signals system - Google Patents
A kind of multi-channel radio frequency real time monitoring signals system Download PDFInfo
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- CN109547124A CN109547124A CN201811543922.1A CN201811543922A CN109547124A CN 109547124 A CN109547124 A CN 109547124A CN 201811543922 A CN201811543922 A CN 201811543922A CN 109547124 A CN109547124 A CN 109547124A
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- radio frequency
- monitoring
- real time
- time monitoring
- signal processing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
- H04B17/17—Detection of non-compliance or faulty performance, e.g. response deviations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
- H04B17/18—Monitoring during normal operation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The present invention relates to the technical fields of monitoring, more particularly, to a kind of multi-channel radio frequency real time monitoring signals system.A kind of multi-channel radio frequency real time monitoring signals system, the sending station transmitting station connected including receving station and receving station by internet, wherein, the sending station transmitting station includes transmitter, the switched wireless cabinet connecting with transmitter, it further include monitoring modular and the network switch, the monitoring modular is separately connected switched wireless cabinet and the network switch.Monitoring modular of the present invention can be serially connected with radio frequency signal channels, not influence radio signal transmission；Multiple radio frequency signal channels on-line monitorings can be achieved；Online monitoring data can complete data analysis in monitoring terminal, provide failure warning, generation report.It reduces manual intervention and monitors error at the scene；Device status data is efficiently quickly provided.
Description
Technical field
The present invention relates to the technical fields of monitoring, more particularly, to a kind of multi-channel radio frequency real time monitoring signals system.
Background technique
Also not in addition universal with automatic technology, the automation application of various industries emerges one after another, and observation and control technology.It is right
In the place in mountain area or bad environments need be to the maintenance of equipment it is more difficult, not only consume a large amount of manpower and material resources
And time, efficiency are also relatively low.To avoid such situation, tubularpH sensor system can meet instrument maintenance and monitoring.
Using at this stage to the breakdown judge of short wave communication platform or other radio-frequency signal sources is: before preservation & testing equipment,
After needing first cut-off signal source and antenna, independent automatic detection is carried out to radio-frequency signal source or antenna using instrument and meter
Judge its performance quality, after this needs artificial presence detection to obtain data, then signal source and antenna is connected and with detection data
It stores back and goes out to report.
Current existing test method is that the artificial automatic test equipment that carries detects single object, and for mountain area
Or the place of bad environments need be to the maintenance of equipment it is more difficult, not only consume a large amount of manpower and material resources and time,
Efficiency is also relatively low.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above, it is real-time to provide a kind of multi-channel radio frequency signal
Monitoring system, monitoring modular can be serially connected with radio frequency signal channels, not influence radio signal transmission.
The technical scheme is that a kind of multi-channel radio frequency real time monitoring signals system, including receving station and receving station
Pass through the sending station transmitting station that internet connects, wherein the sending station transmitting station includes transmitter, connect with transmitter
Switched wireless cabinet, further includes monitoring modular and the network switch, and the monitoring modular is separately connected switched wireless cabinet and network
Interchanger.Receving station is backstage monitoring terminal.
In the present invention, on-line monitoring module is accessed between signal source and antenna, a signal source and antenna are implemented without
Between separate and detect again.On-line monitoring module, which collects, to be transferred data to backstage by network after signal and monitors terminal.More
A on-line monitoring module network consisting communication can monitor terminal to backstage by the Internet transmission, realize multi-channel radio frequency signal
Real-time monitoring system.
Further, the monitoring modular includes radiofrequency signal coupling unit, signal processing unit, data transmission list
Member, power supply unit；
Power supply unit is powered for receiving external power supply, and for signal processing unit and data transmission unit；
Radiofrequency signal coupling unit receives radio frequency input, and exports for radio frequency；
Signal processing unit receives the signal of radiofrequency signal coupling unit, and is transferred to data transmission unit；
Data transmission unit is connect with network interface.
In the present invention, surveys module and be deployed in sending station transmitting station, be serially connected with signal path, it being capable of automatic monitoring signals channel
The parameters such as frequency, power, standing-wave ratio；And monitoring data are stored, the software of monitoring terminal is uploaded to by network.
Further, the radiofrequency signal coupling unit is the bidirectional oriented coupling in four ports using transformer coupled mode
Clutch.Short-wave signal coupling unit is key component of the invention, is the basis for realizing on-line monitoring.
Further, the signal processing unit includes rf analog front-end module, AD conversion module, at digital signal
Reason and cache module, the rf analog front-end module connect AD conversion module, and AD conversion module connects Digital Signal Processing
With cache module.
AD conversion mainly realized by AD9255 chip, after being converted by AD9255, output all the way clock signal with
And seven circuit-switched datas, this several signals are all made of LVDS interface and carry out the reception pin for being transmitted to FPGA, finally dock by FPGA
Signal is received to be sampled.Digital Signal Processing with caching mainly realized by FPGA as the Master control chip of system, with
Other chips interact, and control the work of entire monitoring modular, are the core devices of module.
Compared with prior art, beneficial effect is: monitoring modular of the present invention can be serially connected with radio frequency signal channels, not influence to penetrate
The transmission of frequency signal；Multiple radio frequency signal channels on-line monitorings can be achieved；Online monitoring data can complete data point in monitoring terminal
Analysis provides failure warning, generates report.It reduces manual intervention and monitors error at the scene；Equipment state number is efficiently quickly provided
According to.
Detailed description of the invention
Fig. 1 is integral module schematic diagram of the present invention.
Fig. 2 is monitoring modular schematic diagram of the present invention.
Fig. 3 is radiofrequency signal coupling unit schematic diagram of the present invention.
Fig. 4 is information process unit schematic diagram of the present invention.
Fig. 5 is monitoring of software design diagram of the present invention.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing
Illustrate, should not be understood as the limitation to this patent.
As shown in Figure 1, a kind of multi-channel radio frequency real time monitoring signals system, including receving station and receving station pass through interconnection
Net the sending station transmitting station of connection, wherein sending station transmitting station includes transmitter, the switched wireless cabinet connecting with transmitter, is gone back
Including monitoring modular and the network switch, monitoring modular is separately connected switched wireless cabinet and the network switch.
The present invention is real using monitoring modular, the network switch, internet, the multi-channel radio frequency signal of computer platform composition
When monitor system.Multi-channel testing instrument wherein is formed comprising multiple monitoring modulars, and connects group in conjunction with the network switch
Monitoring data are sent to computer monitoring terminal at monitoring network, then by internet, data point are carried out by monitoring of software
Analysis, which generates, to be reported and provides failure warning.
The present invention program is not need to disconnect the connection progress signal acquisition monitoring between radio-frequency signal source and antenna.Side
Monitoring modular in case is an independent operating module, can single use or multiple module groups be integrally formed multi-channel module,
It is non-interference between module.Composition local area network is connected using interchanger between module and accesses internet, remote terminal
Monitoring of software obtains Analysis on monitoring data by internet pick.
Monitoring terminal software in the present invention is capable of power, frequency and the standing-wave ratio of real-time monitoring transmission channel, can store,
Monitoring data are uploaded, and fault warning function is provided；Monitoring report can be automatically generated, supports the customized report template of user；Branch
Hold monitoring data and pre-set limit comparative analysis and Historical Monitoring date comprision, available chart form display analysis result；
It supports Historical Monitoring data management, monitoring report management, supports data export；Support number, the model etc. to monitored equipment
Information is managed；ID, setting channel can be distributed monitoring device；Monitoring modular can be controlled by network interface, setting prison
Survey the working condition of module.
In Fig. 2, monitoring modular includes radiofrequency signal coupling unit, signal processing unit, data transmission unit, power supply list
Member；Power supply unit is powered for receiving external power supply, and for signal processing unit and data transmission unit；Radiofrequency signal coupling
Unit receives radio frequency input, and exports for radio frequency；Signal processing unit receives the signal of radiofrequency signal coupling unit, and
It is transferred to data transmission unit；Data transmission unit is connect with network interface.
It surveys module and is deployed in sending station transmitting station, be serially connected with signal path, be capable of frequency, the function in automatic monitoring signals channel
The parameters such as rate, standing-wave ratio；And monitoring data are stored, the software of monitoring terminal is uploaded to by network.
As shown in figure 3, radiofrequency signal coupling unit is the bidirectional oriented coupler in four ports using transformer coupled mode.
Short-wave signal coupling unit is the key component of this project, is the basis for realizing on-line monitoring.Its principle is one using transformation
The bidirectional oriented coupler in four ports of device coupled modes.Design frequency monitoring range: 1.5MHz~30MHz；Power measurement range:
0~1600W；Power measurement error: ± 1dB；SWR measurement range: 1~65, SWR measurement precision :≤10%.
As shown in figure 4, signal processing unit include rf analog front-end module, AD conversion module, Digital Signal Processing with
Cache module, the rf analog front-end module connect AD conversion module, and AD conversion module connects Digital Signal Processing and delays
Storing module.
AD conversion mainly realized by AD9255 chip, after being converted by AD9255, output all the way clock signal with
And seven circuit-switched datas, this several signals are all made of LVDS interface and carry out the reception pin for being transmitted to FPGA, finally dock by FPGA
Signal is received to be sampled.Digital Signal Processing with caching mainly realized by FPGA as the Master control chip of system, with
Other chips interact, and control the work of entire monitoring modular, are the core devices of module.
Data transmission unit mainly realizes that LAN8720Ai is a low by PHY controller LAN8720Ai chip
Power consumption 10BASE/100BASE-TX physical layer PHY transceiver, compatible IEEE802.3-2005 standard.
As shown in figure 5, monitoring of software is deployed in receving station, summarized by data of the network to all monitoring modulars,
Storage, display and analysis, determine the working condition for transmitting channel, and alert to fault condition.Software function forms block diagram
As shown in Figure 5.
Monitoring of software is capable of power, frequency and the standing-wave ratio of real-time display monitoring transmission channel.It being capable of real-time report transmitting
The working condition in channel alerts problem channel.Analysis on monitoring data is mainly completed to carry out state to the historical data of monitoring
Potential analysis, trend analysis and failure rate analysis.It supports monitoring data to be uploaded to specified server by network.
In the present embodiment, multi-channel radio frequency monitoring device is constituted, and form monitoring network；Multiple channel radio frequencies monitor mould
Block network consisting and real-time Transmission device status information；Monitoring modular serial ports connects can be achieved signal acquisition in radio frequency signal channels
And equipment fault analysis；RF coupling unit can be to frequency 1.5MHz~30MHz signal acquisition, power measurement range: 0~
1600W；Rf monitoring module access capacity can be greater than 40.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (5)
1. a kind of multi-channel radio frequency real time monitoring signals system is transmitted including receving station and receving station by what internet connected
Platform transmitting station, which is characterized in that the sending station transmitting station includes transmitter, the switched wireless cabinet connecting with transmitter, is gone back
Including monitoring modular and the network switch, the monitoring modular is separately connected switched wireless cabinet and the network switch.
2. a kind of multi-channel radio frequency real time monitoring signals system according to claim 1, it is characterised in that: the monitoring
Module includes radiofrequency signal coupling unit, signal processing unit, data transmission unit, power supply unit；
Power supply unit is powered for receiving external power supply, and for signal processing unit and data transmission unit；
Radiofrequency signal coupling unit receives radio frequency input, and exports for radio frequency；
Signal processing unit receives the signal of radiofrequency signal coupling unit, and is transferred to data transmission unit；
Data transmission unit is connect with network interface.
3. a kind of multi-channel radio frequency real time monitoring signals system according to claim 2, it is characterised in that: the radio frequency
Signal coupling unit is the bidirectional oriented coupler in four ports using transformer coupled mode.
4. a kind of multi-channel radio frequency real time monitoring signals system according to claim 2, it is characterised in that: the signal
Processing unit includes rf analog front-end module, AD conversion module, Digital Signal Processing and cache module, the radio frequency analog
Front-end module connects AD conversion module, and AD conversion module connects Digital Signal Processing and cache module.
5. a kind of multi-channel radio frequency real time monitoring signals system according to claim 4, it is characterised in that: the AD turns
Mold changing block is AD9255 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811543922.1A CN109547124A (en) | 2018-12-17 | 2018-12-17 | A kind of multi-channel radio frequency real time monitoring signals system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811543922.1A CN109547124A (en) | 2018-12-17 | 2018-12-17 | A kind of multi-channel radio frequency real time monitoring signals system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109547124A true CN109547124A (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811543922.1A Pending CN109547124A (en) | 2018-12-17 | 2018-12-17 | A kind of multi-channel radio frequency real time monitoring signals system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204902A (en) * | 1997-06-27 | 1999-01-13 | 日本电气株式会社 | Transmitter/receiver having antenna failure detection system |
| CN201805431U (en) * | 2010-10-18 | 2011-04-20 | 杭州紫光网络技术有限公司 | Communication equipment monitoring system |
| CN106647543A (en) * | 2017-02-22 | 2017-05-10 | 四川中大云科科技有限公司 | System and method for intelligently managing and controlling safety helmet |
| CN106850089A (en) * | 2017-01-12 | 2017-06-13 | 普联技术有限公司 | The system and method for the emitting performance of detection signal transmitting equipment |
| CN107121685A (en) * | 2017-06-08 | 2017-09-01 | 南京理工大学 | A kind of miniature spaceborne high-dynamic GNSS receiver and its air navigation aid |
| WO2017184925A1 (en) * | 2016-04-22 | 2017-10-26 | Blue Danube Systems, Inc. | Antenna element self-test and monitoring |
-
2018
- 2018-12-17 CN CN201811543922.1A patent/CN109547124A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204902A (en) * | 1997-06-27 | 1999-01-13 | 日本电气株式会社 | Transmitter/receiver having antenna failure detection system |
| CN201805431U (en) * | 2010-10-18 | 2011-04-20 | 杭州紫光网络技术有限公司 | Communication equipment monitoring system |
| WO2017184925A1 (en) * | 2016-04-22 | 2017-10-26 | Blue Danube Systems, Inc. | Antenna element self-test and monitoring |
| CN106850089A (en) * | 2017-01-12 | 2017-06-13 | 普联技术有限公司 | The system and method for the emitting performance of detection signal transmitting equipment |
| CN106647543A (en) * | 2017-02-22 | 2017-05-10 | 四川中大云科科技有限公司 | System and method for intelligently managing and controlling safety helmet |
| CN107121685A (en) * | 2017-06-08 | 2017-09-01 | 南京理工大学 | A kind of miniature spaceborne high-dynamic GNSS receiver and its air navigation aid |
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Application publication date: 20190329 |
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