CN105758269A - Wireless synchronous testing simulation system of ultra-wideband radio fuse - Google Patents
Wireless synchronous testing simulation system of ultra-wideband radio fuse Download PDFInfo
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- CN105758269A CN105758269A CN201610045968.5A CN201610045968A CN105758269A CN 105758269 A CN105758269 A CN 105758269A CN 201610045968 A CN201610045968 A CN 201610045968A CN 105758269 A CN105758269 A CN 105758269A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C21/00—Checking fuzes; Testing fuzes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/7163—Spread spectrum techniques using impulse radio
- H04B1/717—Pulse-related aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/391—Modelling the propagation channel
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Abstract
The invention provides a wireless synchronous testing simulation system of an ultra-wideband radio fuse, comprising a synchronous receiving antenna, a synchronous signal receiver, a synchronous pulse generator, a delay distance controller, an analog echo transmitter and a synchronous transmitting antenna; the synchronous receiving antenna receives a signal transmitted by the ultra-wideband radio fuse, the signal is filtered and primarily amplified by the synchronous signal receiver and then sent to the synchronous pulse generator for detection, secondary amplification and rectification, and a synchronous pulse conforming to the signal transmitted by the ultra-wideband radio fuse is formed; the delay distance controller delays and controls the synchronous pulse to form a precise pulse position that is sent to the analog echo transmitter to form an analog echo signal, and the signal is radiated to the ultra-wideband radio fuse via the synchronous transmitting antenna.By the above-mentioned means of the application, it is possible to effectively solve the problem that the prior art is unable to control and generate ultra-wideband radio echo signals and unable to perform full-course performance testing on ultra-wideband radio fuse products.
Description
Technical field
The application relates to conventional ammunition fuse field tests, especially, relates to the wireless synchronization test emulation system of a kind of super wideband wireless electrical fuze.
Background technology
ULTRA-WIDEBAND RADAR is the radar of a kind of new-type system, has the advantage that a lot of normal radar is incomparable, in target acquisition, imaging identification, is accurately positioned, is widely used in the technology such as novel fuse.At present, the Novel ultra wide band radio proximity fuse of domestic employing ultra-wideband radar technology is succeeded in developing, is applied in mortar projectile, multiple model equipment such as chemistry bullet, guided missile etc..
Equipping and going into operation along with ultra-broadband radio influence fuse, the fuse through embedding has to pass through strict test, just can be assemblied on shell or guided missile.But, what send due to ultra-broadband radio influence fuse is a kind of low frequency spectrum signal, its work clock is to adopt pseudorandomcode technology to generate, the work clock of every product is different from, and existing wireless test instrument cannot realize the test to ultra broadband influence fuse because needing to be pre-loaded with wireless tender's working frequency；According to wired synchronization system or target range sample testing mode, then it is unable to reach product and before embedding, after embedding and after general assembly, all can carry out the purpose of full performance test.
Summary of the invention
This application provides the wireless synchronization test emulation system of a kind of super wideband wireless electrical fuze that can control and produce ultra-broadband radio echo-signal, for solving the problem that prior art cannot adopt wireless mode that super wideband wireless electrical fuze product is carried out overall process performance test.
The wireless synchronization test emulation system of a kind of super wideband wireless electrical fuze that the application provides, including synchronizing reception antenna, synchronous signal receiver machine, lock-out pulse generator, time delay distance controller, analogue echo transmitter and synchronized transmissions antenna, wherein: described synchronization reception antenna receives the radio signal that super wideband wireless electrical fuze to be tested is launched, by described synchronous signal receiver machine be filtered with one-level amplify after, deliver to described lock-out pulse generator；Signal after one-level amplification is carried out detection, two grades of amplifications and shaping by described lock-out pulse generator, forms the lock-out pulse of the radio signal strict conformance launched with described super wideband wireless electrical fuze；Described lock-out pulse is carried out time delay by described time delay distance controller and doppler velocity controls, form accurate pulse position, delivering to analogue echo transmitter and form analog echo signal, the synchronized transmitting antenna of described analog echo signal radiates to super wideband wireless electrical fuze to be tested.
Preferably, described synchronous signal receiver machine includes passive bandwidth-limited circuit and microwave amplifiercation circuit, wherein: described passive bandwidth-limited circuit includes the first inductance, the first electric capacity, the first resistance and the second electric capacity；Described first inductance the first end connects with described synchronization reception antenna, the second end ground connection；First end of described first electric capacity connects with described synchronization reception antenna, and the second end is connected with the first end of described second electric capacity；First end of described first resistance is connected with the second end of described first electric capacity, the second end ground connection；Described microwave amplifiercation circuit includes integrated micro amplifier, the second inductance, the second resistance and the 3rd electric capacity；The input of described integrated micro amplifier and the second end of the second electric capacity connect, and outfan is connected with described lock-out pulse generator by the 3rd electric capacity；First end of described second inductance is connected with the outfan of integrated micro amplifier, and the second end is connected by the second resistance and the first power supply；The radio signal that the super wideband wireless electrical fuze to be tested that described synchronization reception antenna receives is launched, interference noise is suppressed through described passive bandwidth-limited circuit, output super wideband wireless electric impulse signal, through the second input being capacitively coupled to integrated micro amplifier, second resistance provides bias current for integrated micro amplifier, second inductance provides DC channel for integrated micro amplifier, allow microwave signal output simultaneously, the microwave signal that integrated micro amplifier exports after super wideband wireless electric impulse signal is carried out one-level amplification is capacitively coupled to described lock-out pulse generator through the 3rd.
Preferably, described synchronous signal receiver machine also includes reducing the first power decoupling conjunction circuit that circuit is disturbed by power supply, described first power decoupling closes circuit and includes the 4th electric capacity and the 5th electric capacity, and the first end of described 4th electric capacity and the 5th electric capacity is all connected with the first power supply, the second equal ground connection of end.
Preferably, described first power supply provides the DC voltage of 12v；Described first inductance and the second inductance are the inducer of 22nH；The coupling capacitor of described first electric capacity, the second electric capacity and the 3rd electric capacity respectively 3pF, 0.1 μ F and 0.1 μ F；The power supply coupling capacitor device of described 4th electric capacity and the 5th electric capacity respectively 1 μ F and 0.1 μ F；The resistor of described first resistance and the second resistance respectively 75 Ω and 100 Ω；Described integrated micro amplifier is GALI-6+, and the first end is input, and the 3rd end is outfan, and the second end and the 4th end are earth terminal.
Preferably, the gain that described integrated micro amplifier provides is 15dB.
Preferably, described lock-out pulse generator includes detector amplifier and pulse shaper, wherein: detector amplifier includes the 3rd resistance, the 4th resistance, the 5th resistance, crystal triode and the 6th electric capacity；The base stage of described crystal triode is connected with the outfan of described synchronous signal receiver machine, grounded emitter, and colelctor electrode is connected with described pulse shaper by the 6th electric capacity；First end of the 3rd resistance is connected with the base stage of described crystal triode, and the second end is connected with second source；First end of the 4th resistance is connected with the base stage of described crystal triode, the second end ground connection；First end of the 5th resistance is connected with the colelctor electrode of described crystal triode, and the second end is connected with second source；Described 3rd resistance and the 4th resistance provide direct current biasing for crystal triode；The microwave signal that described synchronous signal receiver machine exports is carried out two grades of amplifications and carries out detection simultaneously by crystal triode so that the colelctor electrode output signal of crystal triode is the envelope signal of microwave signal, through the 6th Capacitance Coupled output to described pulse shaper；Described pulse shaper includes the 6th resistance, potentiometer and digital gate circuit；The input of described digital gate circuit and the 6th electric capacity connect, and outfan is connected with described time delay distance controller；First end of described 6th resistance and the 3rd power supply connect, and the second end is connected with the input of described digital gate circuit；First end and second end of described potentiometer are all connected with the input of described digital gate circuit, the 3rd end ground connection；Described 6th resistance and potentiometer composition bleeder circuit, DC point is provided for digital gate circuit, can adjust the width of the lock-out pulse after the switch instant of digital gate circuit and shaping by adjusting the resistance value of potentiometer, described lock-out pulse delivers to time delay distance controller.
Preferably, also include reducing second source uncoupling circuit and the 3rd power decoupling conjunction circuit that circuit is disturbed by power supply；Described second source uncoupling circuit includes the 4th electric capacity and the 5th electric capacity, and the first end of described 4th electric capacity and the 5th electric capacity is all connected with second source, the second equal ground connection of end；Described 3rd power decoupling closes circuit and includes the 7th electric capacity and the 8th electric capacity, and the first end of described 7th electric capacity and the 8th electric capacity is all connected with the 3rd power supply, the second equal ground connection of end.
Preferably, described second source and the 3rd power supply provide the DC voltage of 12v and 3.3v respectively；Described 3rd resistance, the 4th resistance, the 5th resistance and the 6th resistance respectively 75k Ω, 12k Ω, 820 Ω and 10k Ω resistor；Potentiometer is the rheostat of 20k Ω；Described 6th electric capacity is the coupling capacitor of 0.1 μ F；The power supply coupling capacitor device of described 4th electric capacity and the 5th electric capacity respectively 1 μ F and 0.1 μ F；The power supply coupling capacitor device of described 7th electric capacity and the 8th electric capacity respectively 1 μ F and 0.1 μ F；Crystal triode is high-frequency tube 2SC3585；Digital gate circuit is high speed Schmitt trigger 7ALVC14.
Compared with prior art, the application has the advantage that
The application preferred embodiment be provided with what the radio signal of reception was filtered amplifying with one-level synchronous signal receiver machine and one-level amplified after pulse signal carry out detection, secondary amplifies the lock-out pulse generator with shaping, it is possible not only to effectively intercept and capture the low frequency spectrum that ultra-broadband radio influence fuse sends, the pulse signal of ultra broadband, the lock-out pulse of the radio signal strict conformance launched with described super wideband wireless electrical fuze can also be formed, and time delay and doppler velocity control is carried out by time delay distance controller, echo-signal is radiated to super wideband wireless electrical fuze to be tested；During when the wireless pulse signal that super wideband wireless electrical fuze to be tested sends by the locking of the application test emulation system radiomimesis echo-signal, signal and ignition signal are tested in output by super wideband wireless electrical fuze to be tested, super wideband wireless electrical fuze to be tested can be carried out debugging by above-mentioned test signal and ignition signal and reach eligible state, can effectively solve prior art uncontrollable and produce ultra-broadband radio echo-signal, it is impossible to the problem that super wideband wireless electrical fuze product is carried out overall process performance test.
The advantages such as the sensing measuring distance that the application has high workload bandwidth, low delay, support are convenient to operation, bandwidth of operation is 2～3GHz, and synchronised clock time delay is less than 10ns, and sensing measuring distance is 0～15mm；It addition, test process is simple and reliable, test result precision is high, and the test for ultra-broadband radio influence fuse provides a kind of practical, science technical scheme accurately.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit those of ordinary skill in the art be will be clear from understanding.Accompanying drawing is only for illustrating the purpose of preferred implementation, and is not considered as the restriction to the application.And in whole accompanying drawing, it is denoted by the same reference numerals identical parts.Wherein:
Fig. 1 is the structural representation of ultra-broadband radio influence fuse；
Fig. 2 is the structural representation of wireless synchronization test emulation system one embodiment of the application super wideband wireless electrical fuze；
Fig. 3 is the closely fried electrical fuze lock-out pulse formation basic theory figure of the super wideband wireless in the application wireless synchronization test emulation system embodiment；
Fig. 4 is the amplification effect schematic diagram of integrated micro amplifier；
Fig. 5 is the treatment effect schematic diagram of detector amplifier.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the application, feature and advantage to become apparent from, below in conjunction with the drawings and specific embodiments, the application is described in further detail.
In the description of the present application, it is to be understood that term " first ", " second " only for descriptive purposes, and it is not intended that instruction or hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include one or more these features.In the description of the present application, " multiple " are meant that two or more, unless otherwise expressly limited specifically.It addition, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is also possible to be the connection of two element internals.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in this application as the case may be.
The wireless synchronization test emulation system of the application super wideband wireless electrical fuze, can be used for catching the low frequency spectrum signal that super wideband wireless electrical fuze to be tested sends, and to the echo-signal after super wideband wireless electrical fuze radiation treatment to be tested, wherein:
Ultra-broadband radio influence fuse to be tested in the application scheme includes clock circuit, translation circuit, ultra-broadband signal generator, fuse transmitting antenna, fuse reception antenna, ultra-wideband signal receiver, signal processing circuit and comparison circuit etc., as shown in Figure 1.Clock circuit produces synchronizing clock signals, exports to translation circuit, and ultra-broadband signal generator produces to be loaded with the ultra-broadband signal of synchronised clock, and output, to fuse transmitting antenna, is gone out to air-launched through fuse transmitting antenna.Meanwhile, ultra-wideband signal receiver receives echo-signal by fuse reception antenna, transmission is to signal processing circuit, after signal processing circuit carries out related progressive and differential processes, exports signal (detection signal and ignition signal) by comparison circuit.
The structure of wireless synchronization test emulation system one embodiment of the application super wideband wireless electrical fuze is illustrated with reference to Fig. 2, including: synchronize reception antenna, synchronous signal receiver machine, lock-out pulse generator, time delay distance controller, analogue echo transmitter and synchronized transmissions antenna, wherein:
Described synchronization reception antenna receive super wideband wireless electrical fuze to be tested launch radio signal, by described synchronous signal receiver machine be filtered with one-level amplify after, deliver to described lock-out pulse generator；Signal after one-level amplification is carried out detection, two grades of amplifications and shaping by described lock-out pulse generator, forms the lock-out pulse of the radio signal strict conformance launched with described super wideband wireless electrical fuze；Described lock-out pulse is carried out time delay by described time delay distance controller and doppler velocity controls, form accurate pulse position, delivering to analogue echo transmitter and form analog echo signal, the synchronized transmitting antenna of described analog echo signal radiates to super wideband wireless electrical fuze to be tested.
When the transmitting signal of tested fuse is by the locking of super wideband wireless electrical fuze test emulation system radiomimesis echo-signal, tested fuse exemplar output test signal and ignition signal, by making tested fuse exemplar reach eligible state by debugging the output signal of tested fuse exemplar.
Above-described embodiment is in the specific implementation, for meeting index request, synchronize reception antenna and ultra-wideband antenna selected by synchronized transmissions antenna, concrete, the printed dipole antenna of deformation can be adopted, the beamwidth of antenna needs covering 2～3GHz, such as diamond-shaped dipole ultra broadband paster antenna, using the isosceles triangle paster of symmetry, base is W, height is H, antenna uses coaxial feed, be produced on relative dielectric constant be 3.66, thickness be on the substrate of RogersRO4350 of 1mm, the length of substrate is L, width is D, and the gap width between two pasters is d.
General ultra-wideband printed dipole antennas estimates radiation patch size by low-frequency range frequency, when low-frequency range frequency is defined as 2GHz, wavelength is 150mm, according to quarter-wave dipole antennas, the approximate H=38mm that can obtain triangle radiation patch, the position of the bottom side length W and gap width d and feed point (X, Y) by regulating paster triangle adjusts antenna match bandwidth further.Main geometric parameters size such as table 1 of design.
The physical dimension of table 1 ultra broadband dipole antennas
| Parameter | L | D | H | W | d | X | Y |
| Size (mm) | 80 | 40 | 38 | 20 | 1 | 0 | 2 |
In a further preferred embodiment, synchronous signal receiver machine specifically can include passive bandwidth-limited circuit, microwave amplifiercation circuit and the first power decoupling and close circuit, wherein:
Described passive bandwidth-limited circuit includes the first inductance L1, the first electric capacity C1, the first resistance R1 and the second electric capacity C2；First end of described first inductance L1 connects with described synchronization reception antenna, the second end ground connection；First end of described first electric capacity C1 connects with described synchronization reception antenna, and the second end is connected with first end of described second electric capacity C2；First end of described first resistance R1 is connected with second end of described first electric capacity C1, the second end ground connection.
In the specific implementation, the first inductance L1 specifically can be selected for the inducer of 22nH, and the first electric capacity C1 can be selected for the coupling capacitor of 3pF；First resistance R1 can be selected for the resistor of 75 Ω, and the second electric capacity C2 specifically can be selected for the coupling capacitor of 0.1 μ F.
Described microwave amplifiercation circuit includes integrated micro amplifier IC1, the second inductance L2, the second resistance R2 and the three electric capacity C3；The input of described integrated micro amplifier IC1 and second end of the second electric capacity C2 connect, and outfan is connected with described lock-out pulse generator by the 3rd electric capacity C3；First end of described second inductance L2 is connected with the outfan of integrated micro amplifier IC1, and the second end is connected by the second resistance R2 and the first power supply.
In the specific implementation, integrated micro amplifier IC1 specifically can be selected for GALI-6+ chip, and the 1st end of this chip is input, and the 3rd end is outfan, and the 2nd end and the 4th end are earth terminal；Second inductance L2 specifically can be selected for the inducer of 22nH；Second resistance R2 can be selected for the resistor of 100 Ω；3rd electric capacity C3 can be selected for the coupling capacitor of 0.1 μ F；First power supply specifically selects the power supply that can provide 12v DC voltage.
Fig. 4 is amplification effect figure during using GALI-6+ chip as integrated micro amplifier, Figure below waveform represents from synchronizing the ultra-broadband signal waveform that reception antenna receives, upper waveform represents the waveform after integrated micro amplifier amplifies, as seen from the figure, ultra-broadband signal is after integrated micro amplifier GALI-6+ amplifies, and its amplitude has more satisfactory amplification effect.
First power decoupling closes circuit and includes the 4th electric capacity C4 and the five electric capacity C5, and first end of described 4th electric capacity C4 and the five electric capacity C5 is all connected with the first power supply, the second equal ground connection of end, is used for reducing power supply and circuit is disturbed.
In the specific implementation, the 4th electric capacity C4 can select the power supply coupling capacitor device of 1 μ F, and the 5th electric capacity C5 can select the power supply coupling capacitor device of 0.1 μ F.
In another preferred embodiment, described lock-out pulse generator specifically can include detector amplifier, pulse shaper and reduce second source uncoupling circuit and the 3rd power decoupling conjunction circuit that circuit is disturbed by power supply, wherein:
Detector amplifier specifically can include the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, crystal triode T1 and the six electric capacity C6；The base stage of crystal triode T1 is connected with the outfan (i.e. the 3rd electric capacity C3) of synchronous signal receiver machine, grounded emitter, and colelctor electrode is connected with pulse shaper by the 6th electric capacity C6；First end of the 3rd resistance R3 is connected with the base stage of crystal triode T1, and the second end is connected with second source；First end of the 4th resistance R4 is connected with the base stage of crystal triode T1, the second end ground connection；First end of the 5th resistance R5 is connected with the colelctor electrode of crystal triode T1, and the second end is connected with second source.
In the specific implementation, described 3rd resistance R3 specifically can select the resistor of 75k Ω；4th resistance R4 can select the resistor of 12k Ω；5th resistance R5 can select the resistor of 820 Ω；Crystal triode T1 specifically can select high-frequency tube 2SC3585；6th electric capacity C6 specifically can select the coupling capacitor of 0.1 μ F；Second source specifically selects the power supply (can with one power supply of the first power sharing) that can provide 12v DC voltage.
High-frequency tube 2SC3585 is a NPN transistor, has good power gain and low-down noise and very wide frequency dynamic scope at low noise and VHF wave band.Detector amplifier treatment effect schematic diagram when Fig. 5 is to use high-frequency tube 2SC3585 as crystal triode, in figure, V1 is waveform before treatment, and V2 is the waveform after processing, and as seen from the figure, the waveform after detection amplification has power gain largely.
Pulse shaper specifically can include the 6th resistance R6, potentiometer RP1 and digital gate circuit IC2；The input of digital gate circuit IC2 and the 6th electric capacity C6 connect, and outfan is connected with described time delay distance controller；First end of the 6th resistance R6 and the 3rd power supply connect, and the second end is connected with the input of digital gate circuit IC2；First end and second end of potentiometer RP1 (variable resistance) are all connected with the input of digital gate circuit IC2, the 3rd end ground connection.
In the specific implementation, the 6th resistance R6 specifically can select the resistor of 10k Ω；Potentiometer RP1 specifically can select the rheostat of 20k Ω；Digital gate circuit IC2 specifically can select high speed Schmitt igniter module 7ALVC14；3rd power supply specifically selects the power supply that can provide 3.3v DC voltage.
The important parameter of table 274ALVC14
The important parameter of module 7ALVC14 is as shown in table 2, wherein, and VT+Represent forward threshold voltage (unit: v), VT-Represent negative sense threshold voltage (unit: v), Δ VTRepresent hysteresis voltage (unit: v), tpRepresent transmission delay (unit: ns).The clock signal needed due to circuit has certain high level lasting time, in order to provide the detection of kernel control module, when receiving signal and being less, detection wave-shape amplitude out is less, the signal after detection cannot be made to be in two threshold voltage places of shaping chip IC 2, signal waveform after such shaping will deform and even cannot overturn, then between detecting circuit and shaping circuit, add a DC bias circuit, waveform after detection first passes through coupling electric capacity (C6 in Fig. 3), then its DC level is regulated with a potentiometer (RP1 in Fig. 3), it is at the vicinity of threshold voltage, so not only can guarantee that the waveform after shaping well but also can regulate the dutycycle of waveform after shaping.
Second source uncoupling circuit specifically includes the 4th electric capacity C4 and the five electric capacity C5, and first end of the 4th electric capacity C4 and the five electric capacity C5 is all connected with second source, the second equal ground connection of end.
In the specific implementation, if second source and one power supply of the first power sharing, then second source uncoupling circuit can close circuit with the first power decoupling and adopt same circuit.
3rd power decoupling closes circuit and includes the 7th electric capacity C7 and the eight electric capacity C8, and first end of described 7th electric capacity C7 and the eight electric capacity C8 is all connected with the 3rd power supply, the second equal ground connection of end.
In the specific implementation, the 7th electric capacity C7 can select the power supply coupling capacitor device of 1 μ F, and the 8th electric capacity C8 can select the power supply coupling capacitor device of 0.1 μ F.
Below, the formation basic theory of the application lock-out pulse is illustrated in conjunction with accompanying drawing 3.
Passive bandwidth-limited circuit includes the first inductance L1, the first electric capacity C1 and the first resistance R1, and microwave amplifiercation circuit includes integrated micro amplifier IC1, the second inductance L2, the second resistance R2 and the three electric capacity C3.
After synchronizing the radio signal that reception antenna receives super wideband wireless electrical fuze to be tested transmitting, through the first inductance L1, first electric capacity C1, the passive bandwidth-limited circuit of the first resistance R1 composition suppresses interference noise, output super wideband wireless electric impulse signal, the input (the 1st end) of integrated micro amplifier IC it is coupled to through the second electric capacity C2, second resistance R2 provides bias current for integrated micro amplifier IC1, second inductance L2 provides DC channel for integrated micro amplifier IC1, allow microwave signal to export (wherein simultaneously, integrated micro amplifier IC1 can provide the gain of about 15dB)；The microwave signal that integrated micro amplifier IC1 exports after super wideband wireless electric impulse signal is carried out one-level amplification coupled to the detector amplifier of lock-out pulse generator through the 3rd electric capacity C3.
Detector amplifier includes the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5 and crystal triode T1.3rd resistance R3, the 4th resistance R4 provide direct current biasing for crystal triode T1, the integrated micro amplifier IC1 microwave signal exported is carried out two grades of amplifications and carries out detection simultaneously by crystal triode T1, the colelctor electrode output signal making crystal triode T1 is the envelope signal of microwave signal, through the 6th electric capacity C6 coupling output to pulse shaper.
Pulse shaper is made up of the 6th resistance R6, potentiometer RP1 and digital gate circuit IC2 etc..6th resistance R6 and potentiometer RP1 forms bleeder circuit, provides certain DC point for digital gate circuit, and digital gate circuit is high speed Schmitt trigger, and output pulse waveform is good, working stability, it is possible to late-class circuit matched well.The switch instant of digital gate circuit IC2 can be adjusted, it is achieved adjusting the width of output lock-out pulse, the lock-out pulse after shaping delivers to time delay distance controller by adjusting the resistance value of potentiometer RP1 (variable resistance).
4th electric capacity C4, the 5th electric capacity C5, the 7th electric capacity C7, the 8th electric capacity C8 are power supply coupling capacitor, can reduce the power supply interference to circuit.
The application preferred embodiment is by above-mentioned means, digital circuit controllable precise and time delay and the advantage of amplitude control analog circuit very fast high-bandwidth is calculated in combinations with wireless emulation testing control and echo-signal, test process is simple and reliable, test result precision is high, and the test for ultra-broadband radio influence fuse provides a kind of practical, science technical method accurately and instrument and equipment.During when the wireless pulse signal that super wideband wireless electrical fuze to be tested sends by the locking of the application test emulation system radiomimesis echo-signal, signal and ignition signal are tested in output by super wideband wireless electrical fuze to be tested, super wideband wireless electrical fuze to be tested can be carried out debugging by above-mentioned test signal and ignition signal and reach eligible state.
It should be noted that said system embodiment belongs to preferred embodiment, necessary to involved unit or module not necessarily the application.Each embodiment in this specification all adopts the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually referring to.
The above; being only the application preferably detailed description of the invention, but the protection domain of the application is not limited thereto, any those skilled in the art are in the technical scope disclosed by the application; the change that can readily occur in or replacement, all should be encompassed within the protection domain of the application.
Claims (8)
1. the wireless synchronization test emulation system of a super wideband wireless electrical fuze, it is characterised in that include synchronizing reception antenna, synchronous signal receiver machine, lock-out pulse generator, time delay distance controller, analogue echo transmitter and synchronized transmissions antenna, wherein:
Described synchronization reception antenna receive super wideband wireless electrical fuze to be tested launch radio signal, by described synchronous signal receiver machine be filtered with one-level amplify after, deliver to described lock-out pulse generator；Signal after one-level amplification is carried out detection, two grades of amplifications and shaping by described lock-out pulse generator, forms the lock-out pulse of the radio signal strict conformance launched with described super wideband wireless electrical fuze；Described lock-out pulse is carried out time delay by described time delay distance controller and doppler velocity controls, form accurate pulse position, delivering to analogue echo transmitter and form analog echo signal, the synchronized transmitting antenna of described analog echo signal radiates to super wideband wireless electrical fuze to be tested.
2. system according to claim 1, it is characterised in that described synchronous signal receiver machine includes passive bandwidth-limited circuit and microwave amplifiercation circuit, wherein:
Described passive bandwidth-limited circuit includes the first inductance (L1), the first electric capacity (C1), the first resistance (R1) and the second electric capacity (C2)；First end of described first inductance (L1) connects with described synchronization reception antenna, the second end ground connection；First end of described first electric capacity (C1) connects with described synchronization reception antenna, and the second end is connected with the first end of described second electric capacity (C2)；First end of described first resistance (R1) is connected with the second end of described first electric capacity (C1), the second end ground connection；
Described microwave amplifiercation circuit includes integrated micro amplifier (IC1), the second inductance (L2), the second resistance (R2) and the 3rd electric capacity (C3)；The input of described integrated micro amplifier (IC1) and the second end of the second electric capacity (C2) connect, and outfan is connected with described lock-out pulse generator by the 3rd electric capacity (C3)；First end of described second inductance (L2) is connected with the outfan of integrated micro amplifier (IC1), and the second end is connected with the first power supply by the second resistance (R2)；
The radio signal that the super wideband wireless electrical fuze to be tested that described synchronization reception antenna receives is launched, interference noise is suppressed through described passive bandwidth-limited circuit, output super wideband wireless electric impulse signal, the input of integrated micro amplifier (IC1) it is coupled to through the second electric capacity (C2), second resistance (R2) provides bias current for integrated micro amplifier (IC1), second inductance (L2) provides DC channel for integrated micro amplifier (IC1), allow microwave signal output simultaneously, the microwave signal that integrated micro amplifier (IC1) exports after super wideband wireless electric impulse signal is carried out one-level amplification coupled to described lock-out pulse generator through the 3rd electric capacity (C3).
3. system according to claim 2, it is characterized in that, described synchronous signal receiver machine also includes reducing the first power decoupling conjunction circuit that circuit is disturbed by power supply, described first power decoupling closes circuit and includes the 4th electric capacity (C4) and the 5th electric capacity (C5), first end of described 4th electric capacity (C4) and the 5th electric capacity (C5) is all connected with the first power supply, the second equal ground connection of end.
4. system according to claim 3, it is characterised in that:
Described first power supply provides the DC voltage of 12v；
Described first inductance (L1) and the second inductance (L2) are the inducer of 22nH；
The coupling capacitor of described first electric capacity (C1), the second electric capacity (C2) and the 3rd electric capacity (C3) respectively 3pF, 0.1 μ F and 0.1 μ F；
The power supply coupling capacitor device of described 4th electric capacity (C4) and the 5th electric capacity (C5) respectively 1 μ F and 0.1 μ F；
The resistor of described first resistance (R1) and the second resistance (R2) respectively 75 Ω and 100 Ω；
Described integrated micro amplifier (IC1) is GALI-6+, and the first end is input, and the 3rd end is outfan, and the second end and the 4th end are earth terminal.
5. system according to claim 2, it is characterised in that the gain that described integrated micro amplifier (IC1) provides is 15dB.
6. system according to claim 1, it is characterised in that described lock-out pulse generator includes detector amplifier and pulse shaper, wherein:
Detector amplifier includes the 3rd resistance (R3), the 4th resistance (R4), the 5th resistance (R5), crystal triode (T1) and the 6th electric capacity (C6)；The base stage of described crystal triode (T1) is connected with the outfan of described synchronous signal receiver machine, grounded emitter, and colelctor electrode is connected with described pulse shaper by the 6th electric capacity (C6)；First end of the 3rd resistance (R3) is connected with the base stage of described crystal triode (T1), and the second end is connected with second source；First end of the 4th resistance (R4) is connected with the base stage of described crystal triode (T1), the second end ground connection；First end of the 5th resistance (R5) is connected with the colelctor electrode of described crystal triode (T1), and the second end is connected with second source；Described 3rd resistance (R3) and the 4th resistance (R4) provide direct current biasing for crystal triode (T1)；The microwave signal that described synchronous signal receiver machine exports is carried out two grades of amplifications and carries out detection simultaneously by crystal triode (T1), the colelctor electrode output signal making crystal triode (T1) is the envelope signal of microwave signal, through the 6th electric capacity (C6) coupling output to described pulse shaper；
Described pulse shaper includes the 6th resistance (R6), potentiometer (RP1) and digital gate circuit (IC2)；The input of described digital gate circuit (IC2) and the 6th electric capacity (C6) connect, and outfan is connected with described time delay distance controller；First end of described 6th resistance (R6) and the 3rd power supply connect, and the second end is connected with the input of described digital gate circuit (IC2)；First end of described potentiometer (RP1) and the second end are all connected with the input of described digital gate circuit (IC2), the 3rd end ground connection；Described 6th resistance (R6) and potentiometer (RP1) form bleeder circuit, DC point is provided for digital gate circuit (IC2), can adjust the width of the lock-out pulse after the switch instant of digital gate circuit (IC2) and shaping by adjusting the resistance value of potentiometer (RP1), described lock-out pulse delivers to time delay distance controller.
7. system according to claim 6, it is characterised in that also include reducing second source uncoupling circuit and the 3rd power decoupling conjunction circuit that circuit is disturbed by power supply；
Described second source uncoupling circuit includes the 4th electric capacity (C4) and the 5th electric capacity (C5), and the first end of described 4th electric capacity (C4) and the 5th electric capacity (C5) is all connected with second source, the second equal ground connection of end；
Described 3rd power decoupling closes circuit and includes the 7th electric capacity (C7) and the 8th electric capacity (C8), and the first end of described 7th electric capacity (C7) and the 8th electric capacity (C8) is all connected with the 3rd power supply, the second equal ground connection of end.
8. system according to claim 7, it is characterised in that
Described second source and the 3rd power supply provide the DC voltage of 12v and 3.3v respectively；
Described 3rd resistance (R3), the 4th resistance (R4), the 5th resistance (R5) and the 6th resistance (R6) respectively 75k Ω, 12k Ω, 820 Ω and 10k Ω resistor；
The rheostat that potentiometer (RP1) is 20k Ω；
Described 6th electric capacity (C6) is the coupling capacitor of 0.1 μ F；
The power supply coupling capacitor device of described 4th electric capacity (C4) and the 5th electric capacity (C5) respectively 1 μ F and 0.1 μ F；
The power supply coupling capacitor device of described 7th electric capacity (C7) and the 8th electric capacity (C8) respectively 1 μ F and 0.1 μ F；
Crystal triode (T1) is high-frequency tube 2SC3585；
Described digital gate circuit (IC2) is high speed Schmitt trigger 7ALVC14.
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