CN2724304Y - Small radio monitoring and inspecting system - Google Patents
Small radio monitoring and inspecting system Download PDFInfo
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- CN2724304Y CN2724304Y CN2004200470899U CN200420047089U CN2724304Y CN 2724304 Y CN2724304 Y CN 2724304Y CN 2004200470899 U CN2004200470899 U CN 2004200470899U CN 200420047089 U CN200420047089 U CN 200420047089U CN 2724304 Y CN2724304 Y CN 2724304Y
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Abstract
The utility model discloses a small-sized radio monitoring and inspecting system used in the areas where a fixed monitoring station can not cover or high light areas where have specific requirements for electromagnetic environment. The small-sized wireless monitoring and inspecting system forms a local monitoring net with a fixed station to finish the monitoring and management task of radio signals. The small-sized radio monitoring and inspecting system comprises an aerial (1), an aerial switching module (2), a receiver module (3), a digital signal processing module (4), a computer processing module (5) and a power supply module (6). The aerial switching module is connected with the aerial; the receiver module is connected with the aerial switching module through radio frequency; the digital signal processing module is connected with the receiver module through intermediate frequency; the computer processing module is connected with the digital signal processing module through a USB interface; the power supply module supplies power for each electrical element module; each electrical element module is integrated in a small-sized cabinet which is easy to carry. The system has strong configuration expanding performance, high digital signal processing speed, multiple networking modes, convenient remotedistant control, small volume, convenient installation, easy maintenance and low price.
Description
Technical field
The utility model relates to the radio monitoring audiomonitor, especially relates to a kind of integrated micro radio pyroelectric monitor monitoring system that can carry out general analysis frequently, audio select, quick scanning to radio signal.
Background technology
At present, it mainly is building large-scale monitoring station that the Wireless Management Committee of various places is monitored the monitoring of radio signal, and is aided with monitoring and management that locomotive comes a certain area is carried out radio wave.General large-scale monitoring station chief component is: the fourth officer monitoring aerial, and two secondary direction-finder antennas are erected on 30 meters high iron towers, a receiver, a direction-finder set, an antenna switch unit, a display, an industrial computer, corresponding ups power modular system and corresponding network system.Network need set up independent circuit, also needs to set up independently machine room.Existing monitoring station receives the radio signal of one's respective area with monitoring or direction-finder antenna, processing by receiver, direction-finder set, data can be stored in the local computer memory cell, also can be by Network Transmission to control centre, control centre is by these data, the radio signal of monitoring, managing zone, remote monitoring station.
But owing to build very costliness of a large-scale website price, maintenance is big, therefore in a city, can not set up a lot of monitoring stations, thereby the area that some large-scale monitoring stations do not cover will occur; Other area less, economics of underdevelopment is because aspects such as fund, technology temporarily can not be set up large-scale monitoring station and come radio is monitored and managed.Locomotive is mainly used to radio signal is followed the trail of, because the locomotive price is very expensive, generally a monitoring car is only joined in each place.
The utility model content
The utility model purpose is to solve that existing large-scale radio guard networking costs an arm and a leg, equipment volume is big, auxiliary facility is many, installs, safeguards very difficult technical problem, proposes a kind of integrated micro radio pyroelectric monitor monitoring system.This system cost is cheap, easy to carry, mainly be placed on area that large-scale radio guard can't cover, electromagnetic environment is had specific (special) requirements or key area, form regional monitoring net, finish monitoring and management role radio signal with large-scale radio guard.
The micro radio pyroelectric monitor monitoring system that the utility model proposes, the antenna handover module that comprise antenna, is connected with antenna, the receiver module that is connected with the antenna handover module by radio frequency, the digital signal processing module that is connected with receiver module by intermediate frequency and by the computer processing module that USB interface is connected with digital signal processing module also comprise the power module module that is electrically connected with described antenna handover module, receiver module, digital signal processing module, computer processing module.
Computer processing module of the present utility model can output to local computer with Monitoring Data.
Described computer processing module can also be transferred to the Monitoring and Controlling center with Monitoring Data by cable network.
The utility model can comprise the Remote module that is connected between described computer processing module and the power module.
The utility model can also comprise the Network Interface Module that is connected between described computer processing module and the described Remote module, and this Network Interface Module can be transferred to the Monitoring and Controlling center with Monitoring Data by wireless network.
Native system is with respect to large-scale monitoring station, antenna becomes portable, do not build tens meters high iron towers, receiver, computer system are integrated in the cabinet of 19 inches standards, do not need to build independently machine room, Network Transmission is utilized existing network, as telecommunications, the network of UNICOM does not need to set up special network.Native system configuration extendibility is strong, but the digital signal high speed processing, the networking mode diversification, Remote is convenient.With respect to the networking of large-scale monitoring station; very cheap of price; because volume is little; easy for installation; safeguard easily; especially electromagnetic environment is had specific (special) requirements and the area that needs to lay special stress on protecting, the industrial and mining area of comparatively concentrating as airport far away, fixed distance monitoring station, harbour, the station or setting can carry out wireless monitoring and management more easily.
Description of drawings
Below in conjunction with preferred embodiment the utility model is described in detail, wherein:
Fig. 1 is an operation principle block diagram of the present utility model;
Fig. 2 is the schematic diagram of the utility model at local operation;
Fig. 3 is that the utility model is realized remote-operated schematic diagram by cable network;
Fig. 4 is that the utility model is realized the remote-operated schematic diagram of wireless network by Network Interface Module;
Fig. 5 A1, Fig. 5 A2, Fig. 5 A3, Fig. 5 A4 and Fig. 5 B are the circuit diagrams of Remote module of the present utility model.
Embodiment
Fig. 1 is an operation principle block diagram of the present utility model.The receiver module 3 that the micro radio pyroelectric monitor monitoring system that the utility model proposes comprises portable antenna 1, the antenna handover module 2 that is connected with antenna 1, be connected with antenna handover module 2 by radiofrequency signal, the digital signal processing module 4 that is connected with receiver module 3 by intermediate-freuqncy signal and by the computer processing module 5 that USB interface is connected with digital signal processing module 4 also comprise the power module 6 that is electrically connected with described antenna handover module 2, receiver 3, digital signal processing module 4, computer processing module 5.Described each electrical component module is integrated in the portable small-sized cabinet (as 19 inches standard PC case).After receiving radio signal, antenna 1 is input in the receiver module 3 by antenna handover module 2, after receiver module 3 is handled, audio signal outputs to computer processing module 5 by audio port, all the other signals are input to digital signal processing module 4 by intermediate-freuqncy signal, the signal of sending here is after digitized processing, be transferred to computer module 5, if work in this locality, can connect notebook computer 8 demonstrations and storage data by the RJ45 network interface of institute's computer processing module 5, as shown in Figure 2.The described receiver module 3 of present embodiment is selected the module of AR5000 model for use, can also dispose the receiver module (as: R8500 etc.) of other models as required, makes this system configuration extendibility strengthen.Dotted line among Fig. 1 is represented the selectable transmission means of this system, for example can select cable network that Monitoring Data is transferred to the Monitoring and Controlling center or selects wireless network that Monitoring Data is transferred to the Monitoring and Controlling center.
If when adopting wired network transmission data to realize remote transmission, can use hub that transfer of data is arrived control centre by the RJ45 network interface of described computer processing module 5, show and store monitor database into that at the computer of control centre its principle as shown in Figure 3.
In above-mentioned two examples, can be by setting up the Remote module 7 that is connected between described computer processing module 5 and the power module 6, the Remote that system is carried out switching on and shutting down.
When adopting wireless network transmission data, can set up the Network Interface Module 9 that is connected with described computer processing module 5 and Remote module 7, by Network Interface Module 9 use any in GSM, GPRS or the cdma communication mode with transfer of data to control centre, show and store monitor database at the computer of control centre, also can carry out the Remote of switching on and shutting down to system, its principle as shown in Figure 4.
The electronic information of the utility model work flows to as follows:
1, antenna handover module 2 has several input ports, can connect the antenna of outside different frequency range.During the monitoring wireless electric wave, be linked into the antenna that has only a frequency range in the receiver 3.When the computer of the computer of this locality or control centre receives the operator when importing the frequency of electric wave to be measured, to 2 issue an orders of antenna handover module, the antenna handover module is selected the antenna of this frequency range automatically.
2, after receiver module 3 received monitor signal, after amplification, demodulation, audio signal outputed to computer processing module 5 by audio port, and all the other signals are input to digital signal processing module 4 by intermediate-freuqncy signal.
3, after digital signal processing module 4 receives intermediate-freuqncy signal, carry out the digitlization conversion by analog to digital converter earlier, carrying out digital frequency conversion by digital frequency converter then handles, after carrying out Fourier transform by digital signal processor 1 again, obtain the spectrogram of this frequency intensity, be input to computer processing module 5 by the USB mouth again.
4, computer processing module 5 receives after the spectrogram and audio signal that digital signal processing module 4 sends, by the processing of software, can carry out spectrum analysis, audio select to this signal, fast processing such as scanning grade, after handling by Network Transmission to control centre.
5, Remote module 7 main receiving remote instructions are carried out switching on and shutting down to system, reach the purpose of unattended duty.Center terminal is after wireless modem sends note, and Remote module 7 is got short message content to wireless modem, after handling by single-chip microcomputer then, sends instructions to the relay of this module, carries out switching on and shutting down.
6, Network Interface Module 9 mainly is the data that computer processing module 5 is handled are carried out remote transmission and to come the switching on and shutting down of system implementation Remote by infinite network and Remote module 7.
The circuit of Remote module of the present utility model, shown in Fig. 5 A1, Fig. 5 A2, Fig. 5 A3, Fig. 5 A4 and Fig. 5 B, its operation principle: single-chip microcomputer U1 fetches data to wireless modem by serial port chip U2, the content of decision instruction then, relay is sent instruction, come switching on and shutting down or select antenna, its repeat circuit relay2 and relay3 cut off the power module of equipment, realize power on/off function, relay relay1, relay4 and relay5 carry out the switching of antenna element.Power module chip LT1084 exports correspondent voltage, and system is powered.
The utility model is the general requirement according to the 10th Five-Year Plan of national radio monitoring net; develop in conjunction with local actual conditions; it is a control centre with prefecture-level fixed station mainly; in the area that fixed station can't cover; place small-sized monitoring system; form regional monitoring net with fixed station, finish the signal monitoring task, be mainly used to key protection point area and important service.
Claims (8)
1, a kind of micro radio pyroelectric monitor monitoring system, it is characterized in that, the antenna handover module (2) that comprise antenna (1), is connected with antenna, the receiver module (3) that is connected with the antenna handover module by radio frequency, the digital signal processing module (4) that is connected with receiver module by intermediate frequency and by the computer processing module (5) that USB interface is connected with digital signal processing module also comprise the power module (6) that is electrically connected with described antenna handover module (2), receiver module (3), digital signal processing module (4), computer processing module (5).
2, monitoring monitoring system as claimed in claim 1 is characterized in that, described computer processing module (5) is transferred to local computer with Monitoring Data.
3, monitoring monitoring system as claimed in claim 1 is characterized in that, described computer processing module (5) is transferred to the Monitoring and Controlling center by cable network with Monitoring Data.
4, as claim 2 or 3 described monitoring monitoring systems, it is characterized in that, also comprise the Remote module (7) that is connected between described computer processing module (5) and the power module (6).
5, monitoring monitoring system as claimed in claim 4, it is characterized in that: also comprise the Network Interface Module (9) that is connected between described computer processing module (5) and the described Remote module (7), this Network Interface Module (9) is transferred to the Monitoring and Controlling center by wireless network with Monitoring Data.
6, monitoring monitoring system as claimed in claim 5 is characterized in that: described Network Interface Module (9) selects the GSM mode that Monitoring Data is transferred to the Monitoring and Controlling center.
7, monitoring monitoring system as claimed in claim 5 is characterized in that: described Network Interface Module (9) selects the GPRS mode that Monitoring Data is transferred to the Monitoring and Controlling center.
8, monitoring monitoring system as claimed in claim 5 is characterized in that: described Network Interface Module (9) selects the CDMA mode that Monitoring Data is transferred to the Monitoring and Controlling center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2004200470899U CN2724304Y (en) | 2004-06-10 | 2004-06-10 | Small radio monitoring and inspecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2004200470899U CN2724304Y (en) | 2004-06-10 | 2004-06-10 | Small radio monitoring and inspecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2724304Y true CN2724304Y (en) | 2005-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2004200470899U Expired - Fee Related CN2724304Y (en) | 2004-06-10 | 2004-06-10 | Small radio monitoring and inspecting system |
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| Country | Link |
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| CN (1) | CN2724304Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868250A (en) * | 2014-02-20 | 2015-08-26 | 联想(北京)有限公司 | Control method, control device and electronic device |
| CN105785138A (en) * | 2016-05-12 | 2016-07-20 | 北京森馥科技股份有限公司 | Frequency-selective electromagnetic radiation monitor |
-
2004
- 2004-06-10 CN CN2004200470899U patent/CN2724304Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868250A (en) * | 2014-02-20 | 2015-08-26 | 联想(北京)有限公司 | Control method, control device and electronic device |
| CN104868250B (en) * | 2014-02-20 | 2019-03-29 | 联想(北京)有限公司 | A kind of control method, equipment and electronic equipment |
| CN105785138A (en) * | 2016-05-12 | 2016-07-20 | 北京森馥科技股份有限公司 | Frequency-selective electromagnetic radiation monitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050907 Termination date: 20110610 |