CN209897059U - Novel radio signal detecting system - Google Patents
Novel radio signal detecting system Download PDFInfo
- Publication number
- CN209897059U CN209897059U CN201920801327.7U CN201920801327U CN209897059U CN 209897059 U CN209897059 U CN 209897059U CN 201920801327 U CN201920801327 U CN 201920801327U CN 209897059 U CN209897059 U CN 209897059U
- Authority
- CN
- China
- Prior art keywords
- module
- finding
- signal
- communication network
- monitoring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The utility model discloses a novel radio signal detecting system, including control processing computer, the database module, the communication network module, monitoring direction finding receiving mechanism and interference suppression mechanism, the database module is connected with control processing computer electricity, control processing computer and communication network module are connected, monitoring direction finding receiving mechanism is including monitoring direction finding receiver, the monitoring antenna, the direction finding antenna, the spectral analysis module, signal demodulation module, time frequency analysis module and signal direction finding module are connected with monitoring direction finding receiver, the spectral analysis module, signal demodulation module, time frequency analysis module and signal direction finding module also with the communication network module. The utility model discloses can carry out real-time preliminary analysis with received radio signal, the transmission of rethread communication network module carries out long-range secondary analysis, obtains accurate analysis result, has certain anti-reconnaissance ability simultaneously.
Description
Technical Field
The utility model relates to a radio technology field, concretely relates to novel radio signal detecting system.
Background
Radio spectrum is an important non-renewable national resource, and in order to reasonably and effectively use radio spectrum resources, radio supervision departments need to monitor and analyze the actual conditions of radio signals and ensure the order of radio waves and the utilization rate of the spectrum, so that a system with radio signal monitoring, analyzing and recording functions is an essential radio supervision technical facility.
Currently, in the field of radio signal monitoring and analysis, a commonly used monitoring and analyzing method at present is to use an external interface to control a receiver or a spectrometer to perform frequency band scanning or medium frequency analysis, and after a radio signal is processed by an intermediate frequency digital signal of the receiver, a frequency value and a level value of a certain frequency within a specific FFT bandwidth are output, so that only frequency spectrum, time, amplitude and specific demodulation information of the signal can be provided, and analysis requirements of analysis, demodulation, decoding and identification of the signal cannot be met. Furthermore, in the present stage, since remote radio signal detection cannot be realized, a lot of human hands are needed, the efficiency is extremely low, real-time analysis and comparison cannot be realized, and the result is checked in real time, so that a novel radio signal detection system is urgently needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a novel radio signal detection system.
In order to realize the purpose, the utility model discloses a following technical scheme realizes:
a novel radio signal detection system comprises a control processing computer, a database module, a communication network module, a monitoring direction-finding receiving mechanism and an interference suppression mechanism, wherein the database module is electrically connected with the control processing computer, the control processing computer is connected with the communication network module, the monitoring direction-finding receiving mechanism comprises a monitoring direction-finding receiver, a monitoring antenna, a direction-finding antenna, a spectrum analysis module, a signal demodulation module, a time-frequency analysis module and a signal direction-finding module, the output end of the monitoring antenna and the output end of the direction-finding antenna are connected with the input end of the monitoring direction-finding receiver, the input end of the spectrum analysis module, the input end of the signal demodulation module, the input end of the time-frequency analysis module and the input end of the signal direction-finding module are connected with the output end of the monitoring direction-finding receiver, the output end of the spectrum analysis module, the output end of the signal demodulation module, the output end of the time frequency analysis module and the output end of the signal direction finding module are connected with the communication network module.
Furthermore, the interference suppression mechanism comprises a transmitting antenna, an interference suppression machine and a driver, wherein the output end of the transmitting antenna is connected with the input end of the interference suppression machine, the interference suppression machine is connected with the driver, and the driver is connected with the communication network module.
Further, the communication network module is any one of WiFi or ethernet.
The utility model has the advantages that:
the utility model discloses to monitor direction finding receiver received radio signal at the spectral analysis module, the signal mediation module, time frequency analysis module and signal direction finding module carry out real-time preliminary analysis, obtain real-time preliminary analysis result, set up the communication network module, realize data remote transmission and remote monitoring, real-time preliminary analysis result passes through communication network module remote input to control processing computer, control processing computer rethread data in the database module is compared with preliminary analysis result, the analysis, verify, obtain final analysis result, ensure final analysis result's accuracy and timeliness, it disturbs briquetting to set up, disturb according to final analysis result to radio signal, realize anti-reconnaissance, avoid being surveyed the location by the other party.
Drawings
FIG. 1 is a block diagram of the present invention;
wherein the reference numerals are: 1-control processing computer; 2-a database module; 3-a communication network module; 4-a driver; 5-interference press; 6-monitoring the direction-finding receiver; 7-a transmitting antenna; 8-a direction-finding antenna; 9-monitoring antenna; 10-a spectrum analysis module; 11-signal mediation module; 12-a time-frequency analysis module; and 13, a signal direction-finding module.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention belong to the protection scope of the present invention.
The embodiment provides a novel radio signal detection system, as shown in fig. 1, which includes a control processing computer 1, a database module 2, a communication network module 3, a monitoring direction-finding receiving mechanism and an interference suppression mechanism, where the database module 2 is electrically connected to the control processing computer 1, the control processing computer 1 is connected to the communication network module 3, the monitoring direction-finding receiving mechanism includes a monitoring direction-finding receiver 6, a monitoring antenna 9, a direction-finding antenna 8, a spectrum analysis module 10, a signal demodulation module 11, a time-frequency analysis module 12 and a signal direction-finding module 13, an output end of the monitoring antenna 9 and an output end of the direction-finding antenna 8 are connected to an input end of the monitoring direction-finding receiver 6, an input end of the spectrum analysis module 10, an input end of the signal demodulation module 11, an input end of the time-frequency analysis module 12 and an input end of the signal direction-finding module 13 are connected to an output end of, the output end of the spectrum analysis module 10, the output end of the signal demodulation module 11, the output end of the time-frequency analysis module 12 and the output end of the signal direction-finding module 13 are connected with the communication network module 3.
In the embodiment, the monitoring antenna 9 is responsible for converting the radio wave signal in the air into an electric signal capable of being received, the direction-finding antenna 8 determines the direction of the incoming wave by utilizing the phase difference of the signals received by each array element of the antenna array so as to carry out radio direction finding, and the transmitting antenna 7 is an interference pressing machine and transmits an interference signal outwards
The interference suppression mechanism in the embodiment comprises a transmitting antenna 7, an interference suppression machine 5 and a driver 4, wherein the output end of the transmitting antenna 7 is connected with the input end of the interference suppression machine 5, the interference suppression machine 5 is connected with the driver 4, and the driver 4 is connected with the communication network module 3.
In the embodiment, the monitoring direction-finding receiver 6 converts the electric signal into a digital signal which can be identified and processed by a computer. The interference presser 5 suppresses interference to the found signal, prevents the signal from being detected by the radio signal of the other party, and has the function of anti-detection.
The frequency spectrum analysis module 10 scans radio signals, scanning results are displayed in a graphic mode, a frequency spectrum graph is displayed in a connected spectrum mode, a waterfall graph can display a signal change trend for a period of time, the shade of color represents the strength of signals, the frequency spectrum graph is finally transmitted to the control processing computer 1 through the communication network module 3, the control processing computer 1 retrieves data in the database module 2 and receives the frequency spectrum graph for analysis processing, final analysis results are obtained, and the analysis results are stored in the database module 2.
In this embodiment, the signal mediation module 11 retrieves the recorded data from the database module 2 through the communication network module 2, and identifies, demodulates and decodes any signal at any time, so as to cover the analysis of most of the digital modulation signals.
In this embodiment, the time-frequency analysis module 12 sets a specific residence time, uses the existing receiver front end analog bandwidth to acquire signals, and uses the time synchronization device to add a timestamp, so as to record data of a specific frequency band at the specific residence time in real time. After the measurement of the required time is completed, the frequency band and the occupancy rate of the frequency time can be analyzed by using the customized function module in any FFT bandwidth and digital signal processing mode, the measurement accuracy is improved, the analysis result is transmitted to the control processing computer 1 through the communication network module 3, the control processing computer 1 obtains data from the database module 2 and compares the data with the received analysis data of the time frequency analysis module 12 to calculate and calculate to obtain a final result, and the final result is stored in the database module 2.
In this embodiment, the signal direction-finding module 13 laterally directs the wireless signal received by the direction-finding antenna 8 to determine the direction of the incoming wave, may set the mode, the filtering bandwidth, the direction-finding integration time, the attenuation, etc. of the detected signal, may display the direction-finding result in a polar coordinate manner, transmits the direction-finding result to the control processing computer 1 through the communication network module 3, and the control processing computer 1 determines the direction in which the transmitting antenna 7 transmits the interference suppression radio wave according to the direction-finding result.
In this embodiment, the communication network module 3 is WiFi or ethernet, and WiFi is adopted, and a network line does not need to be laid, so that convenience and low cost are achieved.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations can be made by those skilled in the art without inventive work on the basis of the technical solution of the present invention.
Claims (3)
1. A novel radio signal detection system is characterized by comprising a control processing computer, a database module, a communication network module, a monitoring direction-finding receiving mechanism and an interference suppression mechanism, wherein the database module is electrically connected with the control processing computer, the control processing computer is connected with the communication network module, the monitoring direction-finding receiving mechanism comprises a monitoring direction-finding receiver, a monitoring antenna, a direction-finding antenna, a spectrum analysis module, a signal demodulation module, a time-frequency analysis module and a signal direction-finding module, the output end of the monitoring antenna and the output end of the direction-finding antenna are connected with the input end of the monitoring direction-finding receiver, the input end of the spectrum analysis module, the input end of the signal demodulation module, the input end of the time-frequency analysis module and the input end of the signal direction-finding module are connected with the output end of the monitoring direction-finding receiver, the output end of the spectrum analysis module, the output end of the signal demodulation module, the output end of the time frequency analysis module and the output end of the signal direction finding module are connected with the communication network module.
2. The system as claimed in claim 1, wherein the interference suppression mechanism comprises a transmitting antenna, an interference compressor and a driver, the output terminal of the transmitting antenna is connected to the input terminal of the interference compressor, the interference compressor is connected to the driver, and the driver is connected to the communication network module.
3. The system as claimed in claim 1, wherein the communication network module is any one of WiFi and ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801327.7U CN209897059U (en) | 2019-05-30 | 2019-05-30 | Novel radio signal detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801327.7U CN209897059U (en) | 2019-05-30 | 2019-05-30 | Novel radio signal detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209897059U true CN209897059U (en) | 2020-01-03 |
Family
ID=69021155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920801327.7U Active CN209897059U (en) | 2019-05-30 | 2019-05-30 | Novel radio signal detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209897059U (en) |
-
2019
- 2019-05-30 CN CN201920801327.7U patent/CN209897059U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102449913A (en) | Method and system for analyzing RF signals in order to detect and classify actively transmitting RF devices | |
| CN108809450B (en) | Distributed spectrum monitoring method | |
| KR101584846B1 (en) | Autocorrelation-based spectrum sensing for fm signals | |
| US20170168097A1 (en) | Data Management with Spectrum Analyzers | |
| CN106303021A (en) | Screen work condition control method and device | |
| CN209897059U (en) | Novel radio signal detecting system | |
| CN104993884A (en) | Handheld digital monitoring direction finding system and monitoring method thereof | |
| CN103093758B (en) | The method of reseptance of electronic installation and voice signal thereof | |
| EP4040190A1 (en) | Method and apparatus for event detection, electronic device, and storage medium | |
| CN114792469A (en) | Method and device for testing sensing system and testing equipment | |
| US20210067986A1 (en) | Wireless analysis device and wireless analysis method | |
| CN105516443B (en) | Terminal and terminal multiple protection method | |
| CN117335918A (en) | Signal shielding method and system | |
| CN109039524A (en) | Full frequency band Full-automatic reverse UAV system | |
| US20170170917A1 (en) | Data Management with Spectrum Analyzers | |
| CN112414952A (en) | Method for identifying specified material based on smart phone terminal light emitting and collecting system | |
| CN204810275U (en) | Radio signal monitors analytic system based on IQ data | |
| Guo et al. | Distributed electromagnetic spectrum detection system based on self-organizing network | |
| CN102300115B (en) | Method for rapidly identifying analog, digital television signal, apparatus thereof and communication receiver | |
| CN210899196U (en) | Examination room cheating prevention and control detection system | |
| CN103067106B (en) | Radio concealment monitoring method and portable radio monitoring system | |
| CN114401055A (en) | Intelligent frequency spectrum detection system | |
| CN101807961A (en) | Method for realizing spectrum sensing based on bi-spectrum diagonal slice | |
| CN107452194A (en) | A kind of transmitting device of base station | |
| CN104468999A (en) | Voice frequency matching method, device and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |