CN207051472U - CNI Microwave Power Modules - Google Patents
CNI Microwave Power Modules Download PDFInfo
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- CN207051472U CN207051472U CN201720903317.5U CN201720903317U CN207051472U CN 207051472 U CN207051472 U CN 207051472U CN 201720903317 U CN201720903317 U CN 201720903317U CN 207051472 U CN207051472 U CN 207051472U
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Abstract
The utility model discloses CNI Microwave Power Modules, including control module, signal emission part and signal receiving part point；The signal emission part includes the signal source being sequentially connected, DPSK modulators, switch modulator, first envelop modulator, second envelop modulator, seven numerical-control attenuators and transmitting antenna, the signal receiving part point includes reception antenna, bandpass filter, 20dB couplers, frequency discriminator, power detector, five-digit number control attenuator, low-converter and conditioning wave detector, the reception antenna, bandpass filter, 20dB couplers, five-digit number control attenuator, low-converter and conditioning wave detector are sequentially connected, wherein, the 20dB couplers are also connected with frequency discriminator and power detector respectively, the low-converter is connected with signal source, the transmitting antenna and reception antenna are same antenna, the antenna is connected with circulator.The utility model has the advantages that component is few, integrated level is high, highly reliable and service life is long.
Description
Technical field
The utility model belongs to radio frequency arts, more particularly to a kind of CNI Microwave Power Modules.
Background technology
With the rapid development of current military electronic technique, China's air force equipment enters the period of a update,
New Fighter progressively starts to equip each air unit.Communication and navigation identification subsystem (hereinafter referred to as CNI) guarantee safeguard into
For problem.Existing maintained equipment volume is big, function is single, can only be arranged in fixed factory building, and use is extremely inconvenient, can not
Adapt to field Fast-Maintenance maintenance demand.The detection device of miniaturization is badly in need of in army, to meet that higher and higher quick detection will
Ask.
The content of the invention
The purpose of this utility model is to provide more than a kind of small volume, function and versatile CNI Microwave Power Modules.
The purpose of this utility model is achieved through the following technical solutions：
CNI Microwave Power Modules, including control module, signal emission part and signal receiving part point；
The signal emission part include be sequentially connected signal source, DPSK modulators, switch modulator, the first envelope adjust
Device, the second envelop modulator, seven numerical-control attenuators and transmitting antenna processed, the control module are adjusted with signal source, DPSK respectively
Device, switch modulator, the first envelop modulator, the second envelop modulator and seven numerical-control attenuator connections processed；
The signal receiving part point include reception antenna, bandpass filter, 20dB couplers, frequency discriminator, power detector,
Five-digit number control attenuator, low-converter and conditioning wave detector, the reception antenna, bandpass filter, 20dB couplers, five-digit number
Control attenuator, low-converter and conditioning wave detector be sequentially connected, wherein, the 20dB couplers also respectively with frequency discriminator and power
Detector is connected, and the low-converter is connected with signal source, five-digit number control attenuator, frequency discriminator, power detector and the tune
Reason wave detector is connected with control module respectively；
The transmitting antenna and reception antenna are same antenna, and the antenna is connected with circulator, and circulator is respectively with seven
Position numerical-control attenuator connects with bandpass filter.
The utility model also includes aluminium alloy cavity, and the control module, signal emission part and signal receiving part divide equal
In aluminium alloy cavity.
Further, the aluminium alloy cavity is provided with RS485 interfaces, and RS485 interfaces are connected with control module.
Further, the size of the aluminium alloy cavity is 178mm × 170mm × 17mm.
The utility model has the advantages that：
(1) frequency, power and the envelope of transmission signal can be flexibly controlled by RS485 interfaces, while can also read reception
Frequency, power and the envelope of signal, it is set to be related to the frequency range that frequency band covers 7 kinds of airborne equipments, including MIL microwaves land and are
System, ISL navigation/downslide system, VOR (VOR) navigation system, Tacan (TACAN) navigation system, MB beacon systems and blank pipe should
Answer (YDKS) system；
(2) five-digit number control attenuator, low-converter and conditioning detector array form envelope signal detection module, can be direct
Detect the envelope of reception signal；
(3) small volume, available for handheld device, and aluminum alloy casing is used, shields its external interference and outside
Interference to it；
(4) component is few, integrated level is high, highly reliable and service life length.
Brief description of the drawings
Fig. 1 is structured flowchart of the present utility model.
Fig. 2 is the utility model external structure schematic diagram.
Marked in figure：1st, circulator；2nd, antenna；3rd, RS485 interfaces；R1, signal source；R2, DPSK modulator；R3, switch
Modulator；R4, the first envelop modulator；R5, the second envelop modulator；R6, seven numerical-control attenuators；S1, bandpass filter；
S2,20dB coupler；S3, frequency discriminator；S4, power detector；S5, five-digit number control attenuator；S6, low-converter；S7, conditioning inspection
Ripple device.
Embodiment
As shown in Figure 1 and Figure 2, the CNI Microwave Power Modules that the present embodiment provides include the control being arranged in aluminium alloy cavity
Molding block, signal emission part and signal receiving part point, the maskable externally interference with outside of the aluminium alloy cavity；The control
Molding block is cpu chip, and cpu chip is connected with RS485 interfaces 3, is received for signal transmitting and signal.
The signal emission part include be sequentially connected signal source R1, DPSK modulator R2, switch modulator R3, first
Envelop modulator R4, the second envelop modulator R5, seven numerical-control attenuator R6, circulator 1 and antenna 2, signal source R1 can be produced
75~5097MHz radiofrequency signals, signal magnitude are that the order of the control signal received by control module determines, signal source R1 productions
Raw radiofrequency signal passes through DPSK modulators R2, switch modulator R3, the first envelop modulator R4 and the second envelope modulation successively
After device R5 modulation, then launched after seven numerical-control attenuator R6 decay by being connected antenna 2 with circulator 1, wherein, institute
State DPSK modulators R2, switch modulator R3, the first envelop modulator R4 and the second envelop modulator R5 modulated signal by
The outside input that control module receives determines, therefore can realize extremely complex hybrid modulation, has met different airborne equipments
Frequency range；The decay size of seven numerical-control attenuator R6 is as caused by control module.
The signal receiving part point include antenna 2, circulator 1, bandpass filter S1,20dB coupler S2, frequency discriminator S3,
Power detector S4, five-digit number control attenuator S5, low-converter S6 and conditioning wave detector S7, the signal that the antenna 2 receives lead to
Cross circulator 1 and sequentially enter bandpass filter S1 and 20dB coupler S2 and filter and coupling processing, after filtering with after coupling
Signal respectively enter 3 circuits；One circuit is frequency detection circuit, and it includes frequency discriminator S3, for detecting reception signal
Frequency and result is uploaded to control module, a circuit is power-sensing circuit, and it includes power detector S4, for examining
Survey the power of reception signal and result is uploaded to control module, a circuit is envelope detected circuit, and it includes being sequentially connected
Five-digit number control attenuator S5, low-converter S6 and conditioning wave detector S7, five-digit number control attenuator S5 controls by control module, controls
Parameter processed depends on power detector S4 power output, in order to preferably filter transmission signal, the signal source R1 and lower change
Frequency device S6 connections, for providing reference signal.
The antenna 2 is used to send signal, is used for reception signal again, in order to by signal distinguishing, the antenna 2 with it is annular
Device 1 connects, and does not interfere with each other receiving and transmitting signal.
Described above is only the utility model preferred embodiment, but the scope of protection of the utility model is not limited to
This, any transformation carried out based on technical scheme provided by the utility model and inventive concept and replacement should all be covered in this reality
With in new protection domain.
Claims (4)
1.CNI Microwave Power Modules, it is characterised in that：Including control module, signal emission part and signal receiving part point；
The signal emission part includes signal source, DPSK modulators, switch modulator, the first envelope modulation being sequentially connected
Device, the second envelop modulator, seven numerical-control attenuators and transmitting antenna, the control module are modulated with signal source, DPSK respectively
Device, switch modulator, the first envelop modulator, the second envelop modulator and seven numerical-control attenuator connections；
The signal receiving part point include reception antenna, bandpass filter, 20dB couplers, frequency discriminator, power detector, five
Numerical-control attenuator, low-converter and conditioning wave detector, the reception antenna, bandpass filter, 20dB couplers, five-digit number control decline
Subtract device, low-converter and conditioning wave detector be sequentially connected, wherein, the 20dB couplers also respectively with frequency discriminator and power detection
Device is connected, and the low-converter is connected with signal source, the five-digit number control attenuator, frequency discriminator, power detector and conditioning inspection
Ripple device is connected with control module respectively；
The transmitting antenna and reception antenna are same antenna, and the antenna is connected with circulator, circulator respectively with seven digits
Control attenuator connects with bandpass filter.
2. CNI Microwave Power Modules according to claim 1, it is characterised in that：Also include aluminium alloy cavity, the control
Module, signal emission part and signal receiving part point are installed in aluminium alloy cavity.
3. CNI Microwave Power Modules according to claim 2, it is characterised in that：The aluminium alloy cavity is provided with RS485
Interface, RS485 interfaces are connected with control module.
4. the CNI Microwave Power Modules according to Claims 2 or 3, it is characterised in that：The size of the aluminium alloy cavity is
178mm×170mm×17mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720903317.5U CN207051472U (en) | 2017-07-25 | 2017-07-25 | CNI Microwave Power Modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720903317.5U CN207051472U (en) | 2017-07-25 | 2017-07-25 | CNI Microwave Power Modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207051472U true CN207051472U (en) | 2018-02-27 |
Family
ID=61497624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720903317.5U Active CN207051472U (en) | 2017-07-25 | 2017-07-25 | CNI Microwave Power Modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207051472U (en) |
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2017
- 2017-07-25 CN CN201720903317.5U patent/CN207051472U/en active Active
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