CN105467367A - Blocking and crosslinking device based on T3CAS - Google Patents
Blocking and crosslinking device based on T3CAS Download PDFInfo
- Publication number
- CN105467367A CN105467367A CN201610017770.6A CN201610017770A CN105467367A CN 105467367 A CN105467367 A CN 105467367A CN 201610017770 A CN201610017770 A CN 201610017770A CN 105467367 A CN105467367 A CN 105467367A
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- electric capacity
- locking
- signal
- blocking
- module
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/36—Means for anti-jamming, e.g. ECCM, i.e. electronic counter-counter measures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/933—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of aircraft or spacecraft
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Emergency Protection Circuit Devices (AREA)
- Noise Elimination (AREA)
Abstract
The invention provides a blocking and crosslinking device based on a T3CAS, comprising an antisurge protection circuit, a power supply conversion module, a blocking input module, a blocking conversion module and a blocking output module. The antisurge protection circuit and the power supply conversion module are in connection; the power supply conversion module provides power; the blocking input module is in connection with the blocking output module through a blocking conversion module, and converts input signals into output signals of different levels. The blocking and crosslinking device can perform level conversion on blocking signals of different levels according to needs, and provide the signals for the application of avionic devices of each frequency range, thereby realizing mutual blocking between a T3CAS and a same frequency range avionic device, solving cofrequency interference, and effectively improving aviation safety.
Description
Technical field
The present invention relates to airborne collision avoidance system field, especially relate to a kind of based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system.
Background technology
T
3cAS is a synthesization airborne collision avoidance system, is mainly used in, for aircraft provides air security separation assurance, reaching the object of anticollision.By inquiring, receiving, process the recall signal of other aircraft answering machines, other aircrafts of surrounding are monitored, and calculate the flight trend of relative the machine of other aircrafts in monitoring range, provide traffic alert and resolution alarm suggestion.
T
3the stability of CAS airborne collision avoidance system and reliability are vital, and the interference free performance of system is an important indicator of system reliability.Along with digital circuit, radio circuit are applied more extensive in Methods for Airborne Electronic Equipment, the high-speed pulse signal that digital circuit is transmitted, abundant harmonic component is dispersed with in these high-speed pulse signals, harmonic component is extended in whole frequency range always, simultaneously, digital circuit be unable to do without clock frequency, digital display circuit is all operate in by the specific clock frequency of its inner crystal oscillator decision, these clock rate values are very wide, from a few MHz, tens MHz to GHz levels, these all same with various communication frequency ranges, can produce a large amount of Radio frequency interference (RFI).Especially electronic countermeasure, the navigation avionic device such as Tacan, radar warning device all just in time with T
3the receive frequency of CAS airborne collision avoidance system, transmission frequency all frequency ranges, Radio frequency interference (RFI) is more serious.
Existing technology, the while that common way being by some Aerial Electronic Equipment work, exported the suppression signal of a road fixed amplitude, such as+12V, the Aerial Electronic Equipment of can only disinthibite or a class (suppressing signal to be similarly+12V) by Aerial Electronic Equipment simultaneously.But inhibition is not reached for other Aerial Electronic Equipment airborne (suppressing signal to be+5V ,+27V), can co-channel interference be produced.
Summary of the invention
The object of the invention is to: for prior art Problems existing, provide a kind of based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, for solving T
3cAS airborne collision avoidance system and other is with between frequency range avionic device, the mutual interference between the equipment suppressing signal varying level.
Goal of the invention of the present invention is achieved through the following technical solutions:
A kind of based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, is characterized in that, this equipment comprises anti-surge protection circuit, power transfer module, locking load module, locking modular converter and locking output module; Anti-surge protection circuit is connected with power transfer module; Power transfer module provides power supply; Locking load module is connected with locking output module by locking modular converter, input signal is converted into the output signal of varying level.
As further technical scheme; anti-surge protection circuit comprises electric capacity BC1, electric capacity BC2, electric capacity BC3, electric capacity BC4, electric capacity BC5, electric capacity BC6 and inductance AL1; the negative pole end ground connection of electric capacity BC1 and electric capacity BC2, the input of positive pole termination power; one end ground connection, the other end of electric capacity BC3 connect power supply input by inductance AL1, and negative pole end ground connection, the positive terminal of electric capacity BC4, electric capacity BC5 and electric capacity BC6 are connected between inductance AL1 and electric capacity BC3.
As further technical scheme, power transfer module adopts+28V direct current supply, and changes out and organize operating voltage more.
As further technical scheme, many group operating voltage comprise+5V ,-12V ,+12V voltage.
As further technical scheme, locking load module is provided with four passages, receives signal that input pulse amplitude is+18V ~+27V respectively, signal that signal that input pulse amplitude is+3V ~+5V, input pulse amplitude are+8V ~+14V, input pulse amplitude be the signal of+3V ~+5V.
As further technical scheme, the signal received in each passage of locking load module converts to by locking modular converter: the block signal of pulse height+18V ~+27V; The block signal of pulse height+3V ~+5V; The block signal of pulse height+8V ~+14V; With the block signal of pulse height+3V ~+5V.
As further technical scheme, locking output module is provided with four passages, and output pulse amplitude is the block signal of+18V ~+27V respectively, the pulse height block signal that is+3V ~+5V, the pulse height block signal that is+8V ~+14V, pulse height be the block signal of+3V ~+5V.
Compared with prior art, the block signal of varying level is carried out level conversion by the present invention as required, is supplied to each with the application of frequency range avionic device, achieves T
3cAS airborne collision avoidance system and with the mutual locking between frequency range avionic device, solves co-channel interference, effectively improves aviation safety.
Accompanying drawing explanation
Fig. 1 is locking cross-linking apparatus composition function figure;
Fig. 2 is the circuit diagram of anti-surge protection circuit;
Fig. 3 is the circuit diagram of power transfer module;
Fig. 4 is the circuit diagram of latch portion.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
The invention provides a kind of based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, this technical spirit is exactly the technology of a level translation, input signal is converted into the output signal of varying level.The signal being specifically+18V ~+27V by an input pulse amplitude converts block signal, the block signal of pulse height+3V ~+5V, the block signal of pulse height+8V ~+14V, the block signal of pulse height+3V ~+5V of pulse height+18V ~+27V to; Be block signal, the block signal of pulse height+3V ~+5V, the block signal of pulse height+8V ~+14V, the block signal of pulse height+3V ~+5V that the signal of+3V ~+5V converts pulse height+18V ~+27V to by input pulse amplitude; Be block signal, the block signal of pulse height+3V ~+5V, the block signal of pulse height+8V ~+14V, the block signal of pulse height+3V ~+5V that the signal of+8V ~+14V converts pulse height+18V ~+27V to by input pulse amplitude.+ 5V pulse input signal is specifically converted into+27V pulse output signals ,+12V pulse output signals ,+5V pulse output signals by the present embodiment; + 12V pulse input signal is converted into+27V pulse output signals ,+12V pulse output signals ,+5V pulse output signals; + 27V pulse input signal is converted into+27V pulse output signals ,+12V pulse output signals ,+5V pulse output signals.
As shown in Figure 1, locking cross-linking apparatus comprises anti-surge protection circuit, power transfer module, locking load module, locking modular converter and locking output module:
Anti-surge protection circuit is connected with power transfer module, in addition, can also increase front-end filtering circuitry.Add front-end filtering circuitry and anti-surge protection circuit at input end, mainly play the effect such as input filter and input Surge suppression.As shown in Figure 2, anti-surge protection circuit comprises electric capacity BC1, electric capacity BC2, electric capacity BC3, electric capacity BC4, electric capacity BC5, electric capacity BC6 and inductance AL1.The negative pole end ground connection of electric capacity BC1 and electric capacity BC2, the input of positive pole termination+27V power supply.One end ground connection, the other end of electric capacity BC3 connect the input of+27V power supply by inductance AL1.Negative pole end ground connection, the positive terminal of electric capacity BC4, electric capacity BC5 and electric capacity BC6 are connected between inductance AL1 and electric capacity BC3.
Power transfer module adopts+28V direct current supply, and changes out and organize operating voltage more, and its circuit structure as shown in Figure 3, core component is power supply chip AMK1, power supply chip AMK1 has three road voltages to export, and is respectively+5V ,-12V ,+12V, also has a grounding pin GND.The output terminal of+5V connects electric capacity BC7, electric capacity BC8 and inductance AL2 respectively, the other end ground connection of electric capacity BC7, electric capacity BC8, the other end of inductance AL2 connects electric capacity BC9, electric capacity BC10, electric capacity BC11, electric capacity BC14, electric capacity BC15, electric capacity BC16, electric capacity BC17, electric capacity BC18 respectively, the other end ground connection of electric capacity BC9, electric capacity BC10, electric capacity BC11, electric capacity BC14, electric capacity BC15, electric capacity BC16, electric capacity BC17, electric capacity BC18.-12V output terminal is contact resistance RR1 and resistance RR2 respectively, the other end ground connection of resistance RR1 and resistance RR2.+ 12V output terminal connects electric capacity BC12 and electric capacity BC13 respectively, the other end ground connection of electric capacity BC12 and electric capacity BC13.
Locking load module is connected with locking output module by locking modular converter, and input signal is converted into the output signal of varying level, its connecting circuit as shown in Figure 4.Locking load module is provided with four passages, receives signal that input pulse amplitude is+18V ~+27V respectively, signal that signal that input pulse amplitude is+3V ~+5V, input pulse amplitude are+8V ~+14V, input pulse amplitude be the signal of+3V ~+5V.Locking modular converter is made up of multiple chip, is converted to by the signal received: the block signal of pulse height+18V ~+27V in each passage of locking load module; The block signal of pulse height+3V ~+5V; The block signal of pulse height+8V ~+14V; With the block signal of pulse height+3V ~+5V.Locking output module is provided with four passages, and output pulse amplitude is the block signal of+18V ~+27V respectively, the pulse height block signal that is+3V ~+5V, the pulse height block signal that is+8V ~+14V, pulse height be the block signal of+3V ~+5V.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, it should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. one kind based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, is characterized in that, this equipment comprises anti-surge protection circuit, power transfer module, locking load module, locking modular converter and locking output module; Anti-surge protection circuit is connected with power transfer module; Power transfer module provides power supply; Locking load module is connected with locking output module by locking modular converter, input signal is converted into the output signal of varying level.
2. one according to claim 1 is based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system; it is characterized in that; anti-surge protection circuit comprises electric capacity BC1, electric capacity BC2, electric capacity BC3, electric capacity BC4, electric capacity BC5, electric capacity BC6 and inductance AL1; the negative pole end ground connection of electric capacity BC1 and electric capacity BC2, the input of positive pole termination power; one end ground connection, the other end of electric capacity BC3 connect power supply input by inductance AL1, and negative pole end ground connection, the positive terminal of electric capacity BC4, electric capacity BC5 and electric capacity BC6 are connected between inductance AL1 and electric capacity BC3.
3. one according to claim 1 is based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, is characterized in that, power transfer module adopts+28V direct current supply, and changes out and organize operating voltage more.
4. one according to claim 1 is based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, is characterized in that, many group operating voltage comprise+5V ,-12V ,+12V voltage.
5. one according to claim 1 is based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, it is characterized in that, locking load module is provided with four passages, receives signal that input pulse amplitude is+18V ~+27V respectively, signal that signal that input pulse amplitude is+3V ~+5V, input pulse amplitude are+8V ~+14V, input pulse amplitude be the signal of+3V ~+5V.
6. one according to claim 1 is based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, is characterized in that, the signal received in each passage of locking load module converts to by locking modular converter: the block signal of pulse height+18V ~+27V; The block signal of pulse height+3V ~+5V; The block signal of pulse height+8V ~+14V; With the block signal of pulse height+3V ~+5V.
7. one according to claim 1 is based on T
3the locking cross-linking apparatus of CAS airborne collision avoidance system, it is characterized in that, locking output module is provided with four passages, and output pulse amplitude is the block signal of+18V ~+27V respectively, the pulse height block signal that is+3V ~+5V, the pulse height block signal that is+8V ~+14V, pulse height be the block signal of+3V ~+5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610017770.6A CN105467367B (en) | 2016-01-12 | 2016-01-12 | One kind being based on T3The locking cross-linking apparatus of CAS airborne collision avoidance system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610017770.6A CN105467367B (en) | 2016-01-12 | 2016-01-12 | One kind being based on T3The locking cross-linking apparatus of CAS airborne collision avoidance system |
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| Publication Number | Publication Date |
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| CN105467367A true CN105467367A (en) | 2016-04-06 |
| CN105467367B CN105467367B (en) | 2019-02-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652571A (en) * | 2017-02-24 | 2017-05-10 | 四川九洲空管科技有限责任公司 | Blocking device and method for onboard collision avoidance system |
| CN116566512A (en) * | 2023-07-07 | 2023-08-08 | 四川九洲空管科技有限责任公司 | Method for reducing same-frequency interference false alarm of airborne collision avoidance system |
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| CN102694606A (en) * | 2012-05-25 | 2012-09-26 | 中国人民解放军海军航空工程学院 | Signal blocking control method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652571A (en) * | 2017-02-24 | 2017-05-10 | 四川九洲空管科技有限责任公司 | Blocking device and method for onboard collision avoidance system |
| CN106652571B (en) * | 2017-02-24 | 2023-03-31 | 四川九洲空管科技有限责任公司 | Locking device and method for airborne collision avoidance system |
| CN116566512A (en) * | 2023-07-07 | 2023-08-08 | 四川九洲空管科技有限责任公司 | Method for reducing same-frequency interference false alarm of airborne collision avoidance system |
| CN116566512B (en) * | 2023-07-07 | 2023-09-01 | 四川九洲空管科技有限责任公司 | Method for reducing same-frequency interference false alarm of airborne collision avoidance system |
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| CN105467367B (en) | 2019-02-19 |
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