CN206848471U - A kind of new Kalman filtering device - Google Patents
A kind of new Kalman filtering device Download PDFInfo
- Publication number
- CN206848471U CN206848471U CN201720583757.7U CN201720583757U CN206848471U CN 206848471 U CN206848471 U CN 206848471U CN 201720583757 U CN201720583757 U CN 201720583757U CN 206848471 U CN206848471 U CN 206848471U
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- Prior art keywords
- circuit
- unidirectional thyristor
- kalman filtering
- filtering device
- signal processing
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Abstract
The utility model belongs to Kalman Filter Technology field, discloses a kind of new Kalman filtering device, is provided with infrared ray booster；Infrared ray booster connects denoising device by circuit；Denoising device is connected with radar jammer by circuit；The radar jammer connects signal processing chip by wire；Signal processing chip connects signal reflectors by circuit；Institute's Digital signal processing chip is connected by DC electric power protection apparatus with power interface；DC electric power protection apparatus includes DC power supply, power management component；Described DC power supply passes through wire connecting power management assembly.The utility model has greatly subtracted light because the interference that a certain area radar chaff is strong and noise is brought greatly.
Description
Technical field
The utility model belongs to Kalman Filter Technology field more particularly to a kind of new Kalman filtering device.
Background technology
Current new Kalman filtering device is widely used in information, navigates, and guidance and control etc. are multi-field, but still
There is it is certain the defects of, such as it be suitable in real time processing and Computing, when moving target for a long time be blocked when meeting
BREAK TRACK be present, dim point-target single frame detection in infrared imagery, Radar jam signal is stronger, influences signal
Processing.
In the prior art, because the general insurance silk for overcurrent protection is wide using simple, the cheap, scope of application and one
Directly it is widely used.But its excessively stream reaction of general insurance silk is more blunt, it is impossible to as sensitivity protection device, and commonly
Fuse once fuses, and differs and is surely found in time.If it can be worked with a circuit to replace and monitor fuse
State, when overload flow occurs for dc source, it can help user or maintenance personal quick, directly perceived by state instruction
Find failure in ground.Therefore, a kind of dc source overcurrent fuse of research making just seems particularly necessary.
In summary, prior art problem is：There is target loss in traditional Kalman filtering device, single frame detection is weak,
Radar jam signal is stronger；Its excessively stream reaction of general insurance silk is more blunt, it is impossible to as sensitivity protection device, and commonly protects
Dangerous silk once fuses, and differs and is surely found in time.
The content of the invention
The problem of existing for prior art, the utility model provide new Kalman filtering device.
The utility model is achieved in that a kind of new Kalman filtering device, the new Kalman filtering device
It is provided with infrared ray booster；Infrared ray booster connects denoising device by circuit；Denoising device is connected with radar by circuit and done
Disturb device；The radar jammer connects signal processing chip by wire；Signal processing chip connects signal reflex by circuit
Device；Institute's Digital signal processing chip is connected by DC electric power protection apparatus with power interface；
The DC electric power protection apparatus includes DC power supply, power management component；Described dc source supplies
Device is answered to pass through wire connecting power management assembly；
Described power management component includes：Dc source filter circuit, unidirectional thyristor triggers circuit and its control electricity
Road, excessively stream identification circuit, direct current output state indicating circuit；The dc source filter circuit, unidirectional thyristor triggering electricity
Road and its control circuit, excessively stream identification circuit, direct current output state indicating circuit are sequentially connected by wire.
Further, described unidirectional thyristor triggers circuit and its control circuit are by unidirectional thyristor SCR, key switch AN
Formed with dropping resistor R3, unidirectional thyristor SCR anode meets the positive pole VCC and key switch AN of 15~85V dc sources
One end, the key switch AN other end connect unidirectional thyristor SCR control pole by dropping resistor R3, unidirectional thyristor SCR's
Negative electrode takes over stream identification circuit.
Further, described excessively stream identification circuit is made up of NPN transistor VT1, sample resistance R2, NPN transistor
VT1 base stage connects unidirectional thyristor SCR negative electrode and sample resistance R2 one end, and NPN transistor VT1 emitter stage accesses sample
The resistance R2 other end and the positive pole VCC1 of DC output end, NPN transistor VT1 colelctor electrode connect DC power supply
Positive pole VCC.
Further, the new Kalman filtering device is additionally provided with housing；The infrared ray booster, denoising device, thunder
Enclosure interior is integrated in up to interference unit, signal processing chip, signal reflectors, DC electric power protection apparatus, power interface.
The advantages of the utility model and good effect are：New Kalman filtering device tracking target becomes more to facilitate,
Also effectively, be not in because BREAK TRACK, radar jammer pair be present when target is blocked for a long time
The interference of radar, filter can be enable preferably to play a role.
DC electric power protection apparatus of the present utility model, when the moment that key switch AN is connected, unidirectional thyristor SCR is led
Logical, DC circuit is also switched on.When loaded work piece electric current increases above permissible value, the voltage on sample resistance R2 is more than
During 0.75V, NPN transistor VT1 conductings, now voltage drops below between NPN transistor VT1 colelctor electrode and base stage
The maintenance voltage of unidirectional thyristor SCR conductings, unidirectional thyristor SCR is turned off, while cuts off DC power supply, direct current
Output state indicator lamp LED extinguishes immediately.Resistance R3 is dropping resistor, for providing the triggering electricity of unidirectional thyristor SCR conductings
Pressure.
DC electric power protection apparatus of the present utility model has that excessively stream quick flow-breaking, resume speed be fast, direct current power source voltage
The features such as scope is wide, it can be widely applied to make overcurrent protective device in DC circuit.The increase of the utility model Infrared Intensifier,
The sensing to infrared ray can be strengthened, preferably track target, solve infrared image vulnerability issue, Signal Booster, signal
Reflector, signal processing chip can preferably receive the signal that target reflects, denoising device, the addition of radar jammer, pole
It is big subtracted it is light because the interference that a certain area radar chaff is strong and noise is brought greatly.
Brief description of the drawings
Fig. 1 is the Kalman filtering apparatus structure schematic diagram that the utility model embodiment provides；
Fig. 2 is the circuit fundamental diagram for the DC electric power protection apparatus that the utility model embodiment provides.
In figure：1st, infrared ray booster；2nd, denoising device；3rd, radar jammer；4th, power interface；5th, signal reflectors；6、
Signal processing chip；7th, shell；8th, DC electric power protection apparatus.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, following examples are hereby enumerated, and coordinate
Accompanying drawing describes in detail as follows.
Structure of the present utility model is explained in detail below in conjunction with the accompanying drawings.
As shown in figure 1, the Kalman filtering device that the utility model embodiment provides, including：It is connected by screw
Shell 7；The internal upper left corner connects infrared ray booster 1 by circuit；The right side of infrared ray booster (CK-135) 1 passes through circuit
Connect denoising device (medium filtering denoising device) 2；The right side of denoising device 2 is connected with radar jammer (CS-10) 3 by circuit；Shell 7
Lower inside connects signal processing chip (JPIR0002SOP-8) 6 by circuit；Connected on the right side of signal processing chip by circuit
Signal reflectors (E4428C) 5.
Institute's Digital signal processing chip 6 is connected by DC electric power protection apparatus 8 with power interface 4.
The new Kalman filtering device is additionally provided with housing 7；The infrared ray booster, denoising device, radar chaff
Device, signal processing chip, signal reflectors, DC electric power protection apparatus 8, power interface 4 are integrated in inside housing 7.
The DC electric power protection apparatus includes DC power supply, power management component；Described dc source supplies
Device is answered to pass through wire connecting power management assembly；
Described power management component includes：Dc source filter circuit, unidirectional thyristor triggers circuit and its control electricity
Road, excessively stream identification circuit, direct current output state indicating circuit；The dc source filter circuit, unidirectional thyristor triggering electricity
Road and its control circuit, excessively stream identification circuit, direct current output state indicating circuit are sequentially connected by wire.
Described unidirectional thyristor triggers circuit and its control circuit are by unidirectional thyristor SCR, key switch AN and decompression
Resistance R3 is formed, and unidirectional thyristor SCR anode connects the positive pole VCC and key switch AN of 15~85V dc sources one end, pressed
The key switch AN other end connects unidirectional thyristor SCR control pole by dropping resistor R3, and unidirectional thyristor SCR negative electrode is taken over
Flow identification circuit.
Described excessively stream identification circuit is made up of NPN transistor VT1, sample resistance R2, NPN transistor VT1 base
Pole connects unidirectional thyristor SCR negative electrode and sample resistance R2 one end, and NPN transistor VT1 emitter stage meets sample resistance R2
The other end and DC output end positive pole VCC1, NPN transistor VT1 colelctor electrode connects the positive pole of DC power supply
VCC。
Operation principle of the present utility model：
The increase of Infrared Intensifier, the sensing to infrared ray can be strengthened, preferably track target, solve infrared image
Vulnerability issue, Signal Booster, signal reflectors, signal processing chip can preferably receive the signal that target reflects, go
Make an uproar device, the addition of radar jammer, greatly subtracted light because the interference that a certain area radar chaff is strong and noise is brought greatly, power supply
Interface connects each chip by circuit, maintains the safe handling of whole circuit.
Component technical parameter of the present utility model and selection：
As direct current power source voltage≤100V, 3DD15 can be selected in NPN transistor VT1；
It is any models of 5A/200V that technical parameter, which can be selected, in unidirectional thyristor SCR；
Dropping resistor R1 resistance should determine according to the voltage levels of dc source used, dropping resistor R1 span
1K Ω~8.2K Ω, direct current power source voltage is higher, and dropping resistor R1 value is bigger；
Resistance R2 is wire-wound resistor, and resistance R2 resistance allows current value to determine according to dc source, i.e.,：R2=0.75V/
I (I is that dc source allows current value), the resistance R2 Ω of resistance about 0.35, its power is 5W；
R3 is dropping resistor, resistance R3 resistance about 1.2K Ω；
LED is red light emitting diodes, for indicating direct current output services state；
DC power supply can use non-constant voltage dc source, maximum output current >=2A.
Circuit production main points and circuit debugging
In the circuit of DC overcurrent protection device, if the electronic component performance selected is intact, and according to explanation
Component annexation in book accompanying drawing is welded, physical connection line and welding quality through going through it is correct after,
Circuit need not be debugged substantially can normal work；
15~85V, output current >=3A non-constant voltage dc source can be used in experiment power supply, according to different output electricity
Pressure, DC output end docking load accordingly, when load current just reaches 2A, examine the change of present apparatus working condition
Change；
The overload current of DC overcurrent protection device is 2A, when loaded work piece electric current reaches 2A, electric overcurrent protection dress
Put to act immediately, once bearing power declines, overcurrent protective device will recover normal work at once.
Described above is only to preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, it is every according to the technical essence of the utility model to any simple modification made for any of the above embodiments, equivalent variations with
Modification, is belonged in the range of technical solutions of the utility model.
Claims (4)
1. a kind of new Kalman filtering device, it is characterised in that the new Kalman filtering device is provided with infrared ray increasing
Strong device；Infrared ray booster connects denoising device by circuit；Denoising device is connected with radar jammer by circuit；The radar is done
Disturb device and signal processing chip is connected by wire；Signal processing chip connects signal reflectors by circuit；Institute's Digital signal processing
Chip is connected by DC electric power protection apparatus with power interface；
The DC electric power protection apparatus includes DC power supply, power management component；Described DC power supply
Pass through wire connecting power management assembly；
Described power management component includes：Dc source filter circuit, unidirectional thyristor triggers circuit and its control circuit, mistake
Flow identification circuit, direct current output state indicating circuit；The dc source filter circuit, unidirectional thyristor triggers circuit and its
Control circuit, excessively stream identification circuit, direct current output state indicating circuit are sequentially connected by wire.
2. new Kalman filtering device as claimed in claim 1, it is characterised in that described unidirectional thyristor triggers circuit
And its control circuit is made up of unidirectional thyristor SCR, key switch AN and dropping resistor R3, unidirectional thyristor SCR anode connects
The positive pole VCC and key switch AN of 15~85V dc sources one end, the key switch AN other end are connect by dropping resistor R3
Unidirectional thyristor SCR control pole, unidirectional thyristor SCR negative electrode take over stream identification circuit.
3. new Kalman filtering device as claimed in claim 1, it is characterised in that described excessively stream identification circuit is by NPN
Transistor npn npn VT1, sample resistance R2 are formed, and NPN transistor VT1 base stage connects unidirectional thyristor SCR negative electrode and sampling electricity
R2 one end is hindered, NPN transistor VT1 emitter stage connects the sample resistance R2 other end and the positive pole of DC output end
VCC1, NPN transistor VT1 colelctor electrode meet the positive pole VCC of DC power supply.
4. new Kalman filtering device as claimed in claim 1, it is characterised in that the new Kalman filtering device is also
It is provided with housing；The infrared ray booster, denoising device, radar jammer, signal processing chip, signal reflectors, direct current
Electrical source protecting equipment, power interface are integrated in enclosure interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720583757.7U CN206848471U (en) | 2017-05-24 | 2017-05-24 | A kind of new Kalman filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720583757.7U CN206848471U (en) | 2017-05-24 | 2017-05-24 | A kind of new Kalman filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206848471U true CN206848471U (en) | 2018-01-05 |
Family
ID=60795367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720583757.7U Expired - Fee Related CN206848471U (en) | 2017-05-24 | 2017-05-24 | A kind of new Kalman filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206848471U (en) |
-
2017
- 2017-05-24 CN CN201720583757.7U patent/CN206848471U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20180524 |
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| CF01 | Termination of patent right due to non-payment of annual fee |