CN104330617A - High-accuracy pulse power detection module - Google Patents
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- CN104330617A CN104330617A CN201410591624.5A CN201410591624A CN104330617A CN 104330617 A CN104330617 A CN 104330617A CN 201410591624 A CN201410591624 A CN 201410591624A CN 104330617 A CN104330617 A CN 104330617A
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Abstract
The invention relates to a high-accuracy pulse power detection module which comprises a radio-frequency circuit for receiving a radio-frequency input sampling signal and a radio-frequency output sampling signal. An output end of the radio-frequency circuit is connected with an input end of a detection circuit for receiving sampling voltage V1 and sampling voltage V2, and an output end of the detection circuit is connected with a fault indication circuit. The high-accuracy pulse power detection module can simultaneously detect an over-temperature connecting point, voltage V1 sampling, voltage V2 sampling, radio-frequency input sampling and radio-frequency output sampling, can monitor input and output power variation of a forestage component in real time to accurately judge whether input power and output power are faulted or not, voltage stability can be monitored in rear time to accurately judge whether an under-voltage condition exists as voltage reduces or not, no power output is caused, fault reasons can be effectively and rapidly found, and the component is conveniently maintained.
Description
Technical field
The present invention relates to radar detection technique field, especially a kind of high-precision pulse power detection module.
Background technology
Along with the develop rapidly of electronic technology, while radar function is perfect, too increase the complicacy of Radar Technology, make in maintenance, more rely on checkout equipment in machine (BITE).Along with the development of detection module, the fault location time accounting for dominant contribution servicing time is shortened greatly.How fault detection technique can find trouble location early if mainly being studied, and fix a breakdown rapidly, has on-line checkingi function, can localizing faults fast and accurately.Existing detection module volume is excessive, preponderance, effectively cannot resist the interference of externally fed voltage fluctuation, easily cause high false alarm rate.Along with complicated, compact conformation and the precise treatment of Radar Technology, fault detect is more and more subject to the restriction of Time and place and technical difficulty.
Summary of the invention
The object of the present invention is to provide one police radar prime transmit power variation and the front level assembly pressure that powers on whether to stablize, the fast and accurate high-precision pulse power detection module of localization of fault simultaneously.
For achieving the above object, present invention employs following technical scheme: a kind of high-precision pulse power detection module, comprise the radio circuit for received RF input sample signal, radio frequency output sampled signal, the output terminal of radio circuit with for receiving sampled voltage V1, the input end of testing circuit of sampled voltage V2 is connected, the output terminal of testing circuit is connected with failure indicating circuit.
Described radio circuit is made up of the first attenuator, the second attenuator, the first detecting circuit, the second detecting circuit, the first comparator circuit, the second comparator circuit, the first monostalbe trigger, the second monostalbe trigger, the input termination radio frequency input sample signal of the first attenuator, the output terminal of the first attenuator is connected with the input end of testing circuit by the first detecting circuit, the first comparator circuit, the first monostalbe trigger successively; The input termination radio frequency of the second attenuator exports sampled signal, and the output terminal of the second attenuator is successively by the second detecting circuit, the second comparator circuit, the second monostalbe trigger and detect that the input end of circuit is connected.
Described testing circuit is made up of the first bleeder circuit, the second bleeder circuit, reset circuit, excess temperature contact circuit, the 3rd comparator circuit, the 4th comparator circuit and logical circuit, the input termination sampled voltage V1 of the first bleeder circuit, the output terminal of the first bleeder circuit is connected with the input end of logical circuit by the 3rd comparator circuit; The input termination sampled voltage V2 of the second bleeder circuit, the output terminal of the second bleeder circuit is connected with the input end of logical circuit by the 4th comparator circuit; Described failure indicating circuit is made up of total failare indicating circuit and total failare feedback circuit, and the output terminal of logical circuit is connected with total failare indicating circuit, total failare feedback circuit respectively.
Described first attenuator is π type attenuator and is made up of resistance R1, R2, R3, one end of resistance R1 connects radio frequency input sample signal by electric capacity C1, and by resistance R2 ground connection, the other end of resistance R1 connects the first detecting circuit by electric capacity C19, and by resistance R3 ground connection; First detecting circuit adopts chip AD8361, its 4 pin ground connection, and its 5 pin meets electric capacity C19 by electric capacity C2, and its 3 pin connects+5V direct current by electric capacity C5; Described first comparator circuit adopts amplifier LMH6655, and its 3 pin is connected with 1 pin of chip AD8361, its 4 pin ground connection, and 5,6,7 pin are unsettled; Described first monostalbe trigger adopts chip 74HC123, and its 2 pin connects 1 pin of amplifier LMH6655 and by resistance R8 ground connection, its 3 pin connects 8 pin of amplifier LMH6655, and 4,5,6,7 pin are unsettled, and its 8 pin ground connection, its 13 pin is connected with the input end of testing circuit.
Described second attenuator is π type attenuator and is made up of resistance R9, R10, R11, one end of resistance R9 connects radio frequency input sample signal by electric capacity C10 and by resistance R10 ground connection, and the other end of resistance R9 connects the second detecting circuit by electric capacity C20 and by resistance R11 ground connection; Second detecting circuit adopts chip AD8361, its 4 pin ground connection, and its 5 pin meets electric capacity C20 by electric capacity C11, and its 3 pin connects+5V direct current by electric capacity C14; Described second comparator circuit adopts amplifier LMH6655, and its 3 pin is connected with 1 pin of chip AD8361, its 4 pin ground connection, and 5,6,7 pin are unsettled; Described second monostalbe trigger adopts chip 74HC123, its 2 pin connects 1 pin of amplifier LMH6655 and by resistance R16 ground connection, its 3 pin connects 8 pin of amplifier LMH6655, and 4,5,6,7 pin are unsettled, its 8 pin ground connection, its 13 pin is connected with the input end of testing circuit.
Described sampled voltage V1 is connected with the first bleeder circuit through amplifier LM7171, described first bleeder circuit is made up of resistance R17, R16, R19 and electric capacity C9, C21, described 3rd comparator circuit adopts two comparer MAX9034, is connected after the output terminal parallel connection of two comparer MAX9034 with the input end of logical circuit; Described sampled voltage V2 is connected with the second bleeder circuit through amplifier LM7171, described second bleeder circuit is made up of resistance R35, R37 and electric capacity C23, described 4th comparator circuit adopts comparer MAX9034, and the output terminal of comparer MAX9034 is connected with the input end of logical circuit.
Described logical circuit comprises chip 74HC (T) 14, its 1 pin takes over warm contact circuit, its 2 pin is connected with the anode of diode V1, the negative electrode of diode V1 is connected with 3 pin of chip 74HC (T) 14,4 pin of chip 74HC (T) 14 are connected with 1 pin of chip 74HC (T) 00,2 pin, 6 pin of chip 74HC (T) 00 are connected, 3 pin, 4 pin are connected, 3 pin of chip 74HC (T) 00 are connected with 15 pin of chip 74HC (T) 244, and 5 pin of chip 74HC (T) 244 export control signal by resistance R26; 5 pin of chip 74HC (T) 00 are connected with 3 pin of chip 74HC (T) 08,1 pin of chip 74HC (T) 08 connects reset circuit, 2 pin of chip 74HC (T) 08 are connected with 8 pin of chip 74HC (T) 14, and 9 pin of chip 74HC (T) 14 connect reset circuit; 3 pin of chip 74HC (T) 00 are connected with the negative electrode of diode V8,11 pin of chip 74HC (T) 244 respectively, the anode of diode V8 is connected with 11 pin of chip 74HC (T) 08,13 pin of chip 74HC (T) 08 are connected with the Y pin of chip AHC1G86,9 pin of chip 74HC (T) 244 are connected with its 13 pin, resistance R31 one end respectively, 7 pin of chip 74HC (T) 244 connect total failare indicating circuit by resistance R33, and the other end of resistance R31 connects total failare feedback circuit by optocoupler S3.
As shown from the above technical solution, the present invention can export sample detecting to excess temperature contact, voltage V1 sampling, voltage V2 sampling, radio frequency input sample, radio frequency simultaneously, can the input-output power change of level assembly before Real-Time Monitoring, and then accurately judge whether power input and output power have fault, can the stability of Real-Time Monitoring voltage, and then accurately judge whether it is cause under-voltage condition because voltage reduces, cause inactivity to export, failure cause can be found fast and effectively, be convenient to maintenance.In addition, the present invention adopts high-precision AD 581J to provide reference voltage for reference circuit and precision resistance, effectively can resist the interference of external input voltage, reduce the probability of false alarm, high integrated chip is adopted to complete whole circuit design, there is the advantages such as volume is little, high integration, pin-point accuracy, pinpoint accuracy, high reliability, low false alarm rate, radar emission monitoring can be widely used in.
Accompanying drawing explanation
Fig. 1 is circuit block diagram of the present invention.
Fig. 2 is the circuit theory diagrams of the radio circuit in Fig. 1.
Fig. 3 is the circuit theory diagrams of the testing circuit in Fig. 1.
Embodiment
A kind of high-precision pulse power detection module, comprise the radio circuit 1 for received RF input sample signal, radio frequency output sampled signal, the output terminal of radio circuit 1 with for receiving sampled voltage V1, the input end of testing circuit 2 of sampled voltage V2 is connected, the output terminal of testing circuit 2 is connected with failure indicating circuit, as shown in Figure 1.
As shown in Figure 1, described radio circuit 1 is made up of the first attenuator 3, second attenuator 7, first detecting circuit 4, second detecting circuit 8, first comparator circuit 5, second comparator circuit 9, first monostalbe trigger 6, second monostalbe trigger 10, the input termination radio frequency input sample signal of the first attenuator 3, the output terminal of the first attenuator 3 is connected with the input end of testing circuit 2 by the first detecting circuit 4, first comparator circuit 5, first monostalbe trigger 6 successively; The input termination radio frequency of the second attenuator 7 exports sampled signal, the output terminal of the second attenuator 7 successively by the second detecting circuit 8, second comparator circuit 9, second monostalbe trigger 10 with detect that the input end of circuit is connected.
As shown in Figure 1, described testing circuit 2 is made up of the first bleeder circuit 11, second bleeder circuit 12, reset circuit 15, excess temperature contact circuit 16, the 3rd comparator circuit 13, the 4th comparator circuit 14 and logical circuit 17, the input termination sampled voltage V1 of the first bleeder circuit 11, the output terminal of the first bleeder circuit 11 is connected with the input end of logical circuit 17 by the 3rd comparator circuit 13; The input termination sampled voltage V2 of the second bleeder circuit 12, the output terminal of the second bleeder circuit 12 is connected with the input end of logical circuit 17 by the 4th comparator circuit 14; Described failure indicating circuit is made up of total failare indicating circuit and total failare feedback circuit, and the output terminal of logical circuit 17 is connected with total failare indicating circuit, total failare feedback circuit respectively.
As shown in Figure 2, described first attenuator 3 is π type attenuator and is made up of resistance R1, R2, R3, and one end of resistance R1 connects radio frequency input sample signal by electric capacity C1, and by resistance R2 ground connection, the other end of resistance R1 connects the first detecting circuit 4 by electric capacity C19, and by resistance R3 ground connection; First detecting circuit 4 adopts chip AD8361, its 4 pin ground connection, and its 5 pin meets electric capacity C19 by electric capacity C2, and its 3 pin connects+5V direct current by electric capacity C5; Described first comparator circuit 5 adopts amplifier LMH6655, and its 3 pin is connected with 1 pin of chip AD8361, its 4 pin ground connection, and 5,6,7 pin are unsettled; Described first monostalbe trigger 6 adopts chip 74HC123, its 2 pin connects 1 pin of amplifier LMH6655 and by resistance R8 ground connection, its 3 pin connects 8 pin of amplifier LMH6655, and 4,5,6,7 pin are unsettled, its 8 pin ground connection, its 13 pin is connected with the input end of testing circuit 2.
As shown in Figure 2, described second attenuator 7 is π type attenuator and is made up of resistance R9, R10, R11, one end of resistance R9 connects radio frequency input sample signal by electric capacity C10 and by resistance R10 ground connection, and the other end of resistance R9 connects the second detecting circuit 8 by electric capacity C20 and by resistance R11 ground connection; Second detecting circuit 8 adopts chip AD8361, its 4 pin ground connection, and its 5 pin meets electric capacity C20 by electric capacity C11, and its 3 pin connects+5V direct current by electric capacity C14; Described second comparator circuit 9 adopts amplifier LMH6655, and its 3 pin is connected with 1 pin of chip AD8361, its 4 pin ground connection, and 5,6,7 pin are unsettled; Described second monostalbe trigger 10 adopts chip 74HC123, its 2 pin connects 1 pin of amplifier LMH6655 and by resistance R16 ground connection, its 3 pin connects 8 pin of amplifier LMH6655, and 4,5,6,7 pin are unsettled, its 8 pin ground connection, its 13 pin is connected with the input end of testing circuit 2.
As shown in Figure 3, described sampled voltage V1 is connected with the first bleeder circuit 11 through amplifier LM7171, described first bleeder circuit 11 is made up of resistance R17, R16, R19 and electric capacity C9, C21, described 3rd comparator circuit 13 adopts two comparer MAX9034, is connected after the output terminal parallel connection of two comparer MAX9034 with the input end of logical circuit 17; Described sampled voltage V2 is connected with the second bleeder circuit 12 through amplifier LM7171, described second bleeder circuit 12 is made up of resistance R35, R37 and electric capacity C23, described 4th comparator circuit 14 adopts comparer MAX9034, and the output terminal of comparer MAX9034 is connected with the input end of logical circuit 17.
As shown in Figure 3, described logical circuit 17 comprises chip 74HC (T) 14, its 1 pin takes over warm contact circuit 16, its 2 pin is connected with the anode of diode V1, the negative electrode of diode V1 is connected with 3 pin of chip 74HC (T) 14,4 pin of chip 74HC (T) 14 are connected with 1 pin of chip 74HC (T) 00,2 pin, 6 pin of chip 74HC (T) 00 are connected, 3 pin, 4 pin are connected, 3 pin of chip 74HC (T) 00 are connected with 15 pin of chip 74HC (T) 244, and 5 pin of chip 74HC (T) 244 export control signal by resistance R26; 5 pin of chip 74HC (T) 00 are connected with 3 pin of chip 74HC (T) 08,1 pin of chip 74HC (T) 08 connects reset circuit 15,2 pin of chip 74HC (T) 08 are connected with 8 pin of chip 74HC (T) 14, and 9 pin of chip 74HC (T) 14 connect reset circuit 15; 3 pin of chip 74HC (T) 00 are connected with the negative electrode of diode V8,11 pin of chip 74HC (T) 244 respectively, the anode of diode V8 is connected with 11 pin of chip 74HC (T) 08,13 pin of chip 74HC (T) 08 are connected with the Y pin of chip AHC1G86,9 pin of chip 74HC (T) 244 are connected with its 13 pin, resistance R31 one end respectively, 7 pin of chip 74HC (T) 244 connect total failare indicating circuit by resistance R33, and the other end of resistance R31 connects total failare feedback circuit by optocoupler S3.
Below in conjunction with Fig. 1,2,3 the present invention is further illustrated.
Radio frequency input sample is adjusted in the detectable range of linearity of the first detecting circuit 4 by the first attenuator 3, the datum of amplifier LMH6655 in the first comparator circuit 5 is adjusted according to input signal threshold value, amplifier LMH6655 exports as impulse level, carries out pulse strenching by the first monostalbe trigger 6; Radio frequency exports sampling and adjusts in the detectable range of linearity of the second detecting circuit 8 by the second attenuator 7, the datum of amplifier LMH6655 in the second comparator circuit 9 is adjusted according to input signal threshold value, amplifier LMH6655 exports as impulse level, carries out pulse strenching by the second monostalbe trigger 10; Sampled voltage V1 and sampled voltage V2 inputs the input voltage respectively by third and fourth comparator circuit 13,14 of first and second bleeder circuit 11,12 adjustment, due to sampled voltage input threshold narrow range, there is provided so the datum of comparer MAX9034 chooses high-precision voltage stabilizing device, precision resistance is adopted, to guarantee high-precision monitoring voltage sampling input in first and second bleeder circuit 11,12; Final radio frequency input sample, radio frequency export sampling, voltage sample input, excess temperature contact and reset by the control of logical circuit 17, realize out of order detection.In a word, radio frequency input sample is by the first attenuator 3, make input signal in the linear detection range of the first detecting circuit 4 by the size of regulating resistance R1, R2 and R3, according to the resistance of power input threshold value regulating resistance R5, R6 to adjust the datum of the first comparator circuit 5, first comparator circuit 5 exports and carries out broadening by the first monostalbe trigger 6 paired pulses level, is changed the width of output pulse width by the size of regulating resistance R7 and electric capacity C9.The principle of work that radio frequency exports sampling is identical with radio frequency input sample principle of work.
For guaranteeing the accurate display to various faults, this detection module have employed Larger Dynamic input, high linearity, the radio frequency detector device chip AD8361 of high-temperature stability and high-precision Voltage stabilizing module AD581J, final testing result, all technical meets the demands.
Sampled voltage V1 and V2 passes through regulating resistance R11, R12, R18, R19, R41, R42 to output voltage step-down, obtain stable voltage after being amplified by amplifier LM7171 again to export, the reference voltage of amplifier LM7171 is provided by high-precision AD 581J, amplifier LM7171 compares output through comparer MAX9034 after exporting, and the reference voltage of comparer LM7171 is provided by AD581J and precision resistance; Excess temperature contact and reset signal are exported by rest-set flip-flop and chip 74HC (T) 00, and when resetting, rest-set flip-flop exports as laststate, namely has memory function when not having reset signal to total failare.
The total failare instruction of detection module, total failare feedback are sampled relevant with excess temperature node, reset, sampled voltage V2, radio frequency input and output; Control signal port and excess temperature node, reset, sampled voltage V2 are relevant.Detection module is started working, sampled voltage V1 is kept to be+33V, sampled voltage V2 is+36V, 10 pin of the chip 74HC (T) 14 of D1 export as low level, radio frequency inputs, it is normal to export sample port, now 4 pin of chip AHC1G86 export as high level, now 11 pin of chip 74HC (T) 14 export as low level, excess temperature contact port is unloaded, 3 pin of the chip 74HC (T) 00 of D2 export as low level, then now total failare is designated as low level, and total failare feedback is high level, and control signal port is low level.Maintenance radio frequency inputs, it is normal to export sample port, 4 pin of chip AHC1G86 export as high level, sampled voltage V1 is kept to be+33V, regulate sampled voltage V2 over voltage alarm, 10 pin of the chip 74HC (T) 14 of D1 export as high level, now 11 pin of chip 74HC (T) 14 export as high level, or by excess temperature contact ground connection, 3 pin of the chip 74HC (T) 00 of D2 export as high level, then now total failare is designated as high level, total failare feedback is that low level is reported to the police, and control signal port is high level.
Detection module is started working, and keeping sampled voltage V1 to be+33V, V2 is+36V, radio frequency input, output sampling no signal, set low level by excess temperature contact, and 3 pin of the chip 74HC (T) 00 of D2 export as high level, then now total failare instruction should be high level, report fault.
Excess temperature contact port is unloaded, and after reseting port adds+5V voltage, total failare instruction will become low level from high level, then reseting port is normal.
When sampled voltage V1 and sampled voltage V2 has a road warning or two-way with alarm, power supply instruction will become low level, report to the police.
In sum, the present invention can export sample detecting to excess temperature contact, voltage V1 sampling, voltage V2 sampling, radio frequency input sample, radio frequency simultaneously, can the input-output power change of level assembly before Real-Time Monitoring, and then accurately judge whether power input and output power have fault, can the stability of Real-Time Monitoring voltage, and then accurately judge whether it is cause under-voltage condition because voltage reduces, cause inactivity to export, failure cause can be found fast and effectively, be convenient to maintenance.
Claims (7)
1. a high-precision pulse power detection module, it is characterized in that: comprise the radio circuit (1) for received RF input sample signal, radio frequency output sampled signal, the output terminal of radio circuit (1) with for receiving sampled voltage V1, the input end of testing circuit (2) of sampled voltage V2 is connected, the output terminal of testing circuit (2) is connected with failure indicating circuit.
2. a kind of high-precision pulse power detection module according to claim 1, it is characterized in that: described radio circuit (1) is by the first attenuator (3), second attenuator (7), first detecting circuit (4), second detecting circuit (8), first comparator circuit (5), second comparator circuit (9), first monostalbe trigger (6), second monostalbe trigger (10) forms, the input termination radio frequency input sample signal of the first attenuator (3), the output terminal of the first attenuator (3) is successively by the first detecting circuit (4), first comparator circuit (5), first monostalbe trigger (6) is connected with the input end of testing circuit (2), the input termination radio frequency of the second attenuator (7) exports sampled signal, and the output terminal of the second attenuator (7) passes through the second detecting circuit (8), the second comparator circuit (9), the second monostalbe trigger (10) successively and detects that the input end of circuit is connected.
3. a kind of high-precision pulse power detection module according to claim 1, it is characterized in that: described testing circuit (2) is made up of the first bleeder circuit (11), the second bleeder circuit (12), reset circuit (15), excess temperature contact circuit (16), the 3rd comparator circuit (13), the 4th comparator circuit (14) and logical circuit (17), the input termination sampled voltage V1 of the first bleeder circuit (11), the output terminal of the first bleeder circuit (11) is connected with the input end of logical circuit (17) by the 3rd comparator circuit (13); The input termination sampled voltage V2 of the second bleeder circuit (12), the output terminal of the second bleeder circuit (12) is connected with the input end of logical circuit (17) by the 4th comparator circuit (14); Described failure indicating circuit is made up of total failare indicating circuit and total failare feedback circuit, and the output terminal of logical circuit (17) is connected with total failare indicating circuit, total failare feedback circuit respectively.
4. a kind of high-precision pulse power detection module according to claim 2, it is characterized in that: described first attenuator (3) is for π type attenuator and be made up of resistance R1, R2, R3, one end of resistance R1 connects radio frequency input sample signal by electric capacity C1, and by resistance R2 ground connection, the other end of resistance R1 connects the first detecting circuit (4) by electric capacity C19, and by resistance R3 ground connection; First detecting circuit (4) adopts chip AD8361, its 4 pin ground connection, and its 5 pin meets electric capacity C19 by electric capacity C2, and its 3 pin connects+5V direct current by electric capacity C5; Described first comparator circuit (5) adopts amplifier LMH6655, and its 3 pin is connected with 1 pin of chip AD8361, its 4 pin ground connection, and 5,6,7 pin are unsettled; Described first monostalbe trigger (6) adopts chip 74HC123, its 2 pin connects 1 pin of amplifier LMH6655 and by resistance R8 ground connection, its 3 pin connects 8 pin of amplifier LMH6655, and 4,5,6,7 pin are unsettled, its 8 pin ground connection, its 13 pin is connected with the input end of testing circuit (2).
5. a kind of high-precision pulse power detection module according to claim 2, it is characterized in that: described second attenuator (7) is for π type attenuator and be made up of resistance R9, R10, R11, one end of resistance R9 connects radio frequency input sample signal by electric capacity C10 and by resistance R10 ground connection, the other end of resistance R9 connects the second detecting circuit (8) by electric capacity C20 and passes through resistance R11 ground connection; Second detecting circuit (8) adopts chip AD8361, its 4 pin ground connection, and its 5 pin meets electric capacity C20 by electric capacity C11, and its 3 pin connects+5V direct current by electric capacity C14; Described second comparator circuit (9) adopts amplifier LMH6655, and its 3 pin is connected with 1 pin of chip AD8361, its 4 pin ground connection, and 5,6,7 pin are unsettled; Described second monostalbe trigger (10) adopts chip 74HC123, its 2 pin connects 1 pin of amplifier LMH6655 and by resistance R16 ground connection, its 3 pin connects 8 pin of amplifier LMH6655, and 4,5,6,7 pin are unsettled, its 8 pin ground connection, its 13 pin is connected with the input end of testing circuit (2).
6. a kind of high-precision pulse power detection module according to claim 3, it is characterized in that: described sampled voltage V1 is connected with the first bleeder circuit (11) through amplifier LM7171, described first bleeder circuit (11) is made up of resistance R17, R16, R19 and electric capacity C9, C21, be connected with the input end of logical circuit (17) after described 3rd comparator circuit (13) adopts the output terminal parallel connection of two comparer MAX9034, two comparer MAX9034; Described sampled voltage V2 is connected with the second bleeder circuit (12) through amplifier LM7171, described second bleeder circuit (12) is made up of resistance R35, R37 and electric capacity C23, described 4th comparator circuit (14) adopts comparer MAX9034, and the output terminal of comparer MAX9034 is connected with the input end of logical circuit (17).
7. a kind of high-precision pulse power detection module according to claim 3, it is characterized in that: described logical circuit (17) comprises chip 74HC (T) 14, its 1 pin takes over warm contact circuit (16), its 2 pin is connected with the anode of diode V1, the negative electrode of diode V1 is connected with 3 pin of chip 74HC (T) 14, 4 pin of chip 74HC (T) 14 are connected with 1 pin of chip 74HC (T) 00, 2 pin of chip 74HC (T) 00, 6 pin are connected, 3 pin, 4 pin are connected, 3 pin of chip 74HC (T) 00 are connected with 15 pin of chip 74HC (T) 244, 5 pin of chip 74HC (T) 244 export control signal by resistance R26, 5 pin of chip 74HC (T) 00 are connected with 3 pin of chip 74HC (T) 08,1 pin of chip 74HC (T) 08 connects reset circuit (15), 2 pin of chip 74HC (T) 08 are connected with 8 pin of chip 74HC (T) 14, and 9 pin of chip 74HC (T) 14 connect reset circuit (15), 3 pin of chip 74HC (T) 00 are connected with the negative electrode of diode V8,11 pin of chip 74HC (T) 244 respectively, the anode of diode V8 is connected with 11 pin of chip 74HC (T) 08,13 pin of chip 74HC (T) 08 are connected with the Y pin of chip AHC1G86,9 pin of chip 74HC (T) 244 are connected with its 13 pin, resistance R31 one end respectively, 7 pin of chip 74HC (T) 244 connect total failare indicating circuit by resistance R33, and the other end of resistance R31 connects total failare feedback circuit by optocoupler S3.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110967572A (en) * | 2019-09-04 | 2020-04-07 | 南京理工大学 | On-vehicle pulse power source voltage current fault rapid detection device |
| CN111880000A (en) * | 2020-08-12 | 2020-11-03 | 常州瑞思杰尔电子科技有限公司 | Radio frequency power supply pulse power detection circuit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5404109A (en) * | 1991-09-20 | 1995-04-04 | Itt Corporation | Method and apparatus for testing circuits containing active devices |
| CN201118263Y (en) * | 2007-11-05 | 2008-09-17 | 深圳艾科创新微电子有限公司 | Detection circuit for duplicate supply system |
| CN101297473A (en) * | 2005-08-30 | 2008-10-29 | 塔莱斯公司 | Method and device for controlling peak power and pulse width of a broadband gaussian pulse high-power RF transmitter |
| CN102621383A (en) * | 2012-03-23 | 2012-08-01 | 重庆大学 | Method and system for measuring nanosecond ultra-narrow pulse |
| CN204177863U (en) * | 2014-10-29 | 2015-02-25 | 安徽四创电子股份有限公司 | A kind of high-precision pulse power detection module |
-
2014
- 2014-10-29 CN CN201410591624.5A patent/CN104330617B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5404109A (en) * | 1991-09-20 | 1995-04-04 | Itt Corporation | Method and apparatus for testing circuits containing active devices |
| CN101297473A (en) * | 2005-08-30 | 2008-10-29 | 塔莱斯公司 | Method and device for controlling peak power and pulse width of a broadband gaussian pulse high-power RF transmitter |
| CN201118263Y (en) * | 2007-11-05 | 2008-09-17 | 深圳艾科创新微电子有限公司 | Detection circuit for duplicate supply system |
| CN102621383A (en) * | 2012-03-23 | 2012-08-01 | 重庆大学 | Method and system for measuring nanosecond ultra-narrow pulse |
| CN204177863U (en) * | 2014-10-29 | 2015-02-25 | 安徽四创电子股份有限公司 | A kind of high-precision pulse power detection module |
Non-Patent Citations (1)
| Title |
|---|
| 林海土等: "基于MCS-51单片机的微波脉冲功率测试系统", 《仪表技术》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110967572A (en) * | 2019-09-04 | 2020-04-07 | 南京理工大学 | On-vehicle pulse power source voltage current fault rapid detection device |
| CN111880000A (en) * | 2020-08-12 | 2020-11-03 | 常州瑞思杰尔电子科技有限公司 | Radio frequency power supply pulse power detection circuit |
| CN111880000B (en) * | 2020-08-12 | 2023-06-23 | 常州瑞思杰尔电子科技有限公司 | Radio frequency power supply pulse power detection circuit |
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