CN205003279U - Meteorological radar echo analog system - Google Patents
Meteorological radar echo analog system Download PDFInfo
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- CN205003279U CN205003279U CN201520794890.8U CN201520794890U CN205003279U CN 205003279 U CN205003279 U CN 205003279U CN 201520794890 U CN201520794890 U CN 201520794890U CN 205003279 U CN205003279 U CN 205003279U
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Abstract
The utility model discloses a meteorological radar echo analog system, including first frequency conversion circuit unit, AD unit, field control ware unit, DA unit, second frequency conversion circuit unit, a radio communication unit, the 2nd radio communication unit, distal end signal processor unit, include still that the first cell of holding, second hold cell, a AD unit, the 2nd AD unit, first switch element, second switch unit, the utility model discloses the on -the -spot analog operation of being convenient for.
Description
Technical field
The utility model relates to a kind of meteorological radar echo simulation system.
Background technology
Meteorological radar echo simulator can be divided into three kinds of implementations such as software simulation, hardware simulation and soft or hard combination usually.Software simulation has the advantages such as cost is low, dirigibility is strong, but poor real generally can not be directly used in real-time debug and the test of radar system.Soft or hard combination take multi-purpose computer as main control platform, with high-performance embedded processor for arithmetic element, has good real-time but poor universality can not meet parameter situation complicated and changeable.
Effect is needed, if the meteorological radar echo simulation system developing the practicality of a field is necessary in order to reach real in-site modeling.
Summary of the invention
The purpose of this utility model is to provide the meteorological radar echo simulation system that is convenient to field practicality.
In order to realize above object, the technical scheme that the utility model adopts is: meteorological radar echo simulation system, it is characterized in that, comprise the first lower frequency changer circuit unit, A/D unit, field controller unit, D/A unit, the second lower frequency changer circuit unit, the first wireless communication unit, the second wireless communication unit, remote signaling processor unit;
The input end of the first lower frequency changer circuit unit is used for input radio frequency signal, and output terminal connects the input end of A/D unit, and the output terminal of A/D unit connects the A/D input port of field controller unit;
The D/A delivery outlet of field controller unit connects the input end of D/A unit, and the output terminal of D/A unit connects the input end of the second lower frequency changer circuit unit, and the output terminal of the second lower frequency changer circuit unit is for exporting rf echo signal;
The output terminal of the first lower frequency changer circuit unit connects the input end of the second lower frequency changer circuit unit simultaneously;
First wireless communication unit is electrically connected with field controller unit, and the second wireless communication unit is electrically connected with remote signaling processor unit;
Communicated by the first wireless communication unit, the second wireless communication unit between field controller unit with remote signaling processor unit;
Also comprise the first secondary battery unit, the second secondary battery unit, an AD unit, the 2nd AD unit, the first switch element, second switch unit;
The output terminal of the first secondary battery unit is that modules unit is powered by the first switch element;
The output terminal of the second secondary battery unit is that modules unit is powered by second switch unit;
The output voltage of the one AD unit inspection first secondary battery unit, and the digital signal of detection is input to field controller unit;
The output voltage of the 2nd AD unit inspection second secondary battery unit, and the digital signal of detection is input to field controller unit;
The different IO port of field controller unit is electrically connected with the control end of the first switch element, second switch unit respectively.
Further, the first described switch element, second switch unit adopt controlled thyristor to realize.
Further, described field controller unit adopts MSP430 single-chip microcomputer.
Compared with prior art, the utility model has the advantage of: the first, field controller unit complex data can be sent to the process of remote signaling processor unit; The second, the utility model adopts two-way storage battery power supply, is convenient to field simulating test, and storage battery quantity not sufficient automatically switches to another power supply, thus ensure that meteorological radar echo simulation system there will not be circut breaking, and data communication continues unimpeded.
Accompanying drawing explanation
Fig. 1 is the principle block diagram of meteorological radar echo simulation system.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment: meteorological radar echo simulation system, it is characterized in that, comprise the first lower frequency changer circuit unit, A/D unit, field controller unit, D/A unit, the second lower frequency changer circuit unit, the first wireless communication unit, the second wireless communication unit, remote signaling processor unit; The input end of the first lower frequency changer circuit unit is used for input radio frequency signal, and output terminal connects the input end of A/D unit, and the output terminal of A/D unit connects the A/D input port of field controller unit; The D/A delivery outlet of field controller unit connects the input end of D/A unit, and the output terminal of D/A unit connects the input end of the second lower frequency changer circuit unit, and the output terminal of the second lower frequency changer circuit unit is for exporting rf echo signal; The output terminal of the first lower frequency changer circuit unit connects the input end of the second lower frequency changer circuit unit simultaneously;
First wireless communication unit is electrically connected with field controller unit, and the second wireless communication unit is electrically connected with remote signaling processor unit; Communicated by the first wireless communication unit, the second wireless communication unit between field controller unit with remote signaling processor unit; Also comprise the first secondary battery unit, the second secondary battery unit, an AD unit, the 2nd AD unit, the first switch element, second switch unit; The output terminal of the first secondary battery unit is that modules unit is powered by the first switch element; The output terminal of the second secondary battery unit is that modules unit is powered by second switch unit; The output voltage of the one AD unit inspection first secondary battery unit, and the digital signal of detection is input to field controller unit; The output voltage of the 2nd AD unit inspection second secondary battery unit, and the digital signal of detection is input to field controller unit; The different IO port of field controller unit is electrically connected with the control end of the first switch element, second switch unit respectively.
Wherein, the first described switch element, second switch unit adopt controlled thyristor to realize, and field controller unit adopts MSP430 single-chip microcomputer, and remote signaling processor unit adopts PC to realize.
Principle of work of the present utility model: the output voltage values size constantly being detected the first secondary battery unit by an AD unit, once lower than the value preset, the second secondary battery unit can be allowed to be that modules unit is powered by the control end of gauge tap unit, the unimpeded of data communication can be ensured like this, there will not be data-transmission interruptions phenomenon in simulation process.
Claims (3)
1. meteorological radar echo simulation system, it is characterized in that, comprise the first lower frequency changer circuit unit, A/D unit, field controller unit, D/A unit, the second lower frequency changer circuit unit, the first wireless communication unit, the second wireless communication unit, remote signaling processor unit;
The input end of the first lower frequency changer circuit unit is used for input radio frequency signal, and output terminal connects the input end of A/D unit, and the output terminal of A/D unit connects the A/D input port of field controller unit;
The D/A delivery outlet of field controller unit connects the input end of D/A unit, and the output terminal of D/A unit connects the input end of the second lower frequency changer circuit unit, and the output terminal of the second lower frequency changer circuit unit is for exporting rf echo signal;
The output terminal of the first lower frequency changer circuit unit connects the input end of the second lower frequency changer circuit unit simultaneously;
First wireless communication unit is electrically connected with field controller unit, and the second wireless communication unit is electrically connected with remote signaling processor unit;
Communicated by the first wireless communication unit, the second wireless communication unit between field controller unit with remote signaling processor unit;
Also comprise the first secondary battery unit, the second secondary battery unit, an AD unit, the 2nd AD unit, the first switch element, second switch unit;
The output terminal of the first secondary battery unit is that modules unit is powered by the first switch element;
The output terminal of the second secondary battery unit is that modules unit is powered by second switch unit;
The output voltage of the one AD unit inspection first secondary battery unit, and the digital signal of detection is input to field controller unit;
The output voltage of the 2nd AD unit inspection second secondary battery unit, and the digital signal of detection is input to field controller unit;
The different IO port of field controller unit is electrically connected with the control end of the first switch element, second switch unit respectively.
2. meteorological radar echo simulation system according to claim 1, is characterized in that, the first described switch element, second switch unit adopt controlled thyristor to realize.
3. meteorological radar echo simulation system according to claim 1, is characterized in that, described field controller unit adopts MSP430 single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520794890.8U CN205003279U (en) | 2015-10-14 | 2015-10-14 | Meteorological radar echo analog system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520794890.8U CN205003279U (en) | 2015-10-14 | 2015-10-14 | Meteorological radar echo analog system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205003279U true CN205003279U (en) | 2016-01-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520794890.8U Active CN205003279U (en) | 2015-10-14 | 2015-10-14 | Meteorological radar echo analog system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205003279U (en) |
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2015
- 2015-10-14 CN CN201520794890.8U patent/CN205003279U/en active Active
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