CN205681455U - Unmanned plane identity recognition device based on light-wave information - Google Patents
Unmanned plane identity recognition device based on light-wave information Download PDFInfo
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- CN205681455U CN205681455U CN201620555385.2U CN201620555385U CN205681455U CN 205681455 U CN205681455 U CN 205681455U CN 201620555385 U CN201620555385 U CN 201620555385U CN 205681455 U CN205681455 U CN 205681455U
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Abstract
A kind of unmanned plane identity recognition device based on light-wave information, there is display screen housing side, shell one end has object lens and opening, opening is below object lens, and the housing other end has eyepiece, and object lens are the most corresponding with eyepiece, laser pick-off head, laser beam emitting head, optical signal receiver and control chip is had on circuit board in housing, having partial mirror in housing, light is by object lens to partial mirror back reflection to optical signal receiver, and the end of laser pick-off head and laser beam emitting head is in opening.This utility model unmanned plane identity recognition device utilizes the existing LED device of unmanned plane self, can the unique identifier of unmanned plane be modulated in the middle of LED light signal, light is utilized to be gone out by Information Communication, ground supervisor is then by portable identification detection equipment locking LED light source, gather its optical information sent, demodulated and deciphering restores the unique identifier of unmanned plane and is determined, such that it is able to the supervision of unmanned vehicle in cooperation blank pipe and relevant departments realize low spatial domain effectively.
Description
Technical field
This utility model relates to unmanned plane corollary equipment field, particularly relates to a kind of unmanned fuselage based on light-wave information
Part identifies device.
Background technology
Along with the development of civil small-scale unmanned plane is with universal, the body of unmanned plane more and more can be seen in public
Shadow.SUAV volume is little, mobility good, can carry certain load-carrying under the remote control of people or under the control of automatic pilot
Do low latitude or super low altitude flight.Its assembly cost and to enter gate threshold the most relatively low, particularly the micro air vehicle of simple in construction, leads
Cause its sales volume and the market share all in being skyrocketed through year by year.But bring therewith a subject matter is how to quantity such as
This numerous civilian unmanned plane is supervised.
The field, low latitude of China does not opens to individual at present, and relevant regulations is not the most also put into effect, and once opens, as
What realizes the identification of aircraft will become the task of top priority.Micro-, SUAV volume is little, flying height is low, and radar is to it
Detecting effect is poor.Being restricted by unmanned plane flight control technique, aircraft self there is also potential safety hazard in flight course.This
Outward, general loading capacity has all had been provided with carrying the energy of destructive weapon (such as small-sized pistol, explosive) at the unmanned plane of more than 3KG
Power, it is easy to utilized by offender.Mostly by Remote, once there is security incident or the attack of terrorism in unmanned plane,
It is difficult to person liable is made a look up.The unmanned plane that regular manufacturer sells carries numbering and the body with buyer because its business complete machine has
Part has carried out associating so can trace to the source, but private its identity of unmanned plane assembled has no way of differentiating at all.Even if registering on the books
Unmanned plane, its flight course still lacks a kind of side that can inform its identity in real time to regulator or law enfrocement official
Method.In order to unmanned plane market is carried out reasonable management and control, provide convenient for field, low latitude traffic control from now on, need one
Convenient effective method makes mobile supervisor can be identified the identity of the unmanned plane in current visible spatial domain.Unmanned
Machine be in self flight safety consider the overwhelming majority all can carry LED, have plenty of to distinguish frame head and tail direction, have then
Being the green indicating lamp as night flying, during work, the state of these LED is the most single, the brightest or regular
Flicker.Owing to LED response time is short, can High Speed Modulation, low-power consumption, life-span length, size little, it is possible to send naked eyes imperceptible
High speed light and shade flash signal be used for transmitting information, therefore can design corresponding unmanned plane identity recognition device, unmanned plane is entered
Row identifies control.
Utility model content
In order to solve the problem of above-mentioned existence, this utility model provides a kind of unmanned plane identification based on light-wave information
Device, this unmanned plane identity recognition device utilizes the existing LED device of unmanned plane self, can be adjusted by the unique identifier of unmanned plane
Making in the middle of LED light signal, utilize light to be gone out by Information Communication, ground supervisor then detects equipment by portable identification
Locking LED light source, gathers its optical information sent, and demodulated and deciphering restores the unique identifier of unmanned plane and carries out really
Fixed, this portable identification evaluator can also export the target aircraft air line distance away from measurement point, convenient tracking simultaneously.Permissible
The supervision of unmanned vehicle in cooperation blank pipe and relevant departments realize low spatial domain effectively, for reaching this purpose, this utility model carries
For a kind of unmanned plane identity recognition device based on light-wave information, send out including housing, display screen, object lens, laser pick-off head, laser
Penetrating head, partial mirror, eyepiece, optical signal receiver and control chip, there are display screen, described shell one end in described housing side
Having object lens and opening, described opening is below object lens, and the described housing other end has eyepiece, and described object lens are the most corresponding with eyepiece,
Laser pick-off head, laser beam emitting head, optical signal receiver and control chip is had, in described housing on circuit board in described housing
Have partial mirror, light by object lens to partial mirror back reflection to optical signal receiver, described laser pick-off head and laser
The end of emitting head is in opening.
Further improvement of the utility model, it is unmanned that unmanned plane identity recognition device based on light-wave information can identify
The aircraft controller of machine is connected with light bar or single led lamp, and this utility model connects light bar bottom unmanned plane or single led lamp is
Can.
Further improvement of the utility model, described display screen is foldable display screen, described foldable display screen end
It is connected with housing side by hinge, carries for convenience and foldable display screen can be set.
Further improvement of the utility model, described optical signal receiver is LED reception chip or CDD chip, this practicality
Novel optical signal receiver can be LED reception chip or CDD chip.
Further improvement of the utility model, the circuit board in described housing also has GPS chip, and arranging GPS chip can
Receive the air line distance making portable identification evaluator output target aircraft away from measurement point, conveniently follow the trail of.
The modulates information demodulation method of a kind of unmanned plane identity recognition device based on light-wave information, specifically comprises the following steps that
1) unmanned plane is compiled into graceful after unmanned plane identifier and other relevant informations are combined into the Frame of corresponding format
Che Site code, then the Manchester code of this Frame is modulated gone out by LED emission on the carrier wave of corresponding frequencies；
First carrier frequency f is determined according to unmanned plane end for the LED type launching optical informationL, wherein fLShould be less than this face
The communication bandwidth G that color LED is allowedc；
Next sets the identifier of unmanned plane as n position hexadecimal number, then by recognition number data length n, identifier self and
Check code is converted to binary code and splices sequentially, thus constitutes one group of complete Frame；
The binary data frame obtained by said process afterwards is converted into Manchester code form, wherein from 1 to 0 saltus step
Representing numeral 1, the saltus step from 0 to 1 represents numeral 0, then in the front end of this Manchester code sequence plus data syn-chronization position, described
Data syn-chronization position is n1Individual binary one, rear end stops position plus data, and it is n that described data stop position2Individual Binary Zero, then will
Manchester code sequence after combination uses digital modulator modulation to carrier wave；
Control to flow through the size of current of LED finally according to carrier signal by drive circuit, by the light on and off of LED by binary system
Information is launched；
2) gathered in LED light information employing sighting distance by receiving terminal in unmanned plane identity recognition device, LED is launched
Light intensity determined by following formula:
I (φ)=I (0) cosm(φ)；
Wherein, I (0) is the center luminous intensity of LED, and φ is radiation angle, and m is Lambertian radiation progression；
3) use sensor devices that airborne LED emission light intensity out is acquired, the light on and off of LED are converted into institute
Corresponding digital quantity 0 or 1, arranges the intervalometer of receiving terminal, makes sensor devices every T/2 according to the carrier frequency appointed in advance
Time, wherein T is the time shared by each binary data bit, sampling once, make will be the most graceful thorough in this way
The saltus step of this special code captures, and realizes the seizure to valid data frame by finding sync bit, stops position knot finally according to data
Shu Benci receives process；
4) according to the coding protocol of Manchester code, valid data frame decoding is reduced to straight binary form, finally
Obtain unmanned plane identifier.
Further improvement of the utility model, in step one, LED type is determined by the color of LED, and general LED type is main
Determined by the color of LED.
Further improvement of the utility model, turns recognition number data length n, identifier self and check code in step one
It is changed in binary code splicing sequentially be encrypted by data key content, if will by step 4 after close
Valid data frame decoding is decrypted process to it during being reduced to straight binary form, and this utility model can identify
During carry out key encryption.
A kind of unmanned plane identity recognition device based on light-wave information of this utility model, this system work process is as follows: machine
Carry in optical information transmitter module and the unique identifier of unmanned plane is obtained ciphertext through encryption, then it is high that this ciphertext is modulated LED
In the optical signal that stroboscopic is bright and outwardly launch.Ground supervisor's manual operation portable identification evaluator, by adjusting
Joint zoom lens control device makes the LED light source of body high-visible and size to fit in eyepiece, is then manually pressed by fuselage button to touch
Send out range finding and identity recognition function.The optical information captured is demodulated and deciphers and obtain by portable identification evaluator subsequently
Effective identifier information, is back to data center by this identifier by 3G network and inquires about and i.e. can get owner and aircraft
Related registration information, and this information and range measurement are shown on a display screen, this portable identification evaluator is all right
The output target aircraft air line distance away from measurement point simultaneously, convenient tracking.Can effectively coordinate blank pipe and relevant departments real
The supervision of unmanned vehicle in the lowest spatial domain.
Accompanying drawing explanation
Fig. 1 is this utility model schematic diagram；
Fig. 2 is this utility model internal structure schematic diagram；
Fig. 3 is utility model works schematic flow sheet；
In figure:
1, housing 2, foldable display screen；3, object lens；4, opening；
5, laser pick-off head；6, laser beam emitting head；7, partial mirror；8, eyepiece；
9, optical signal receiver；10, control chip；11, GPS chip.
Detailed description of the invention
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings:
This utility model provides a kind of unmanned plane identity recognition device based on light-wave information, and this unmanned plane identification fills
Put and utilize the existing LED device of unmanned plane self, can the unique identifier of unmanned plane be modulated in the middle of LED light signal, utilize
Information Communication is gone out by light, and ground supervisor then by portable identification detection equipment locking LED light source, gathers it and sends
Optical information, demodulated and deciphering restores the unique identifier of unmanned plane and is determined, and this portable identification evaluator is also
The target aircraft air line distance away from measurement point, convenient tracking can be exported simultaneously.Can effectively coordinate blank pipe and dependent part
Door realizes the supervision of unmanned vehicle in low spatial domain.
As this utility model one embodiment, this utility model provides a kind of unmanned plane identity based on light-wave information to know
Other device, including housing 1, display screen, object lens 3, laser pick-off 5, laser beam emitting head 6, partial mirror 7, eyepiece 8, light letter
Number receptor 9 and control chip 10, there is display screen described housing 1 side, and there are object lens 3 and opening 4 in described housing 1 one end, described
Opening 4 is below object lens 3, and described housing 1 other end has eyepiece 8, and described object lens 3 are the most corresponding, in described housing 1 with eyepiece 8
Circuit board on have laser pick-off 5, laser beam emitting head 6, optical signal receiver 9 and control chip 10, have half in described housing 1
Transflector mirror 7, light passes through object lens 3 to partial mirror 7 back reflection to optical signal receiver 9, described laser pick-off 5 and laser
The end of emitting head 6 is in opening 4.
As this utility model one embodiment, this utility model provides a kind of based on light-wave information as depicted in figs. 1 and 2
Unmanned plane identity recognition device, including housing 1, display screen, object lens 3, laser pick-off 5, laser beam emitting head 6, semi-transparent reflection
Mirror 7, eyepiece 8, optical signal receiver 9 and control chip 10, described housing 1 side has display screen, described display screen to be collapsible
Display screen 2, described foldable display screen 2 end is connected with housing 1 side by hinge, carry for convenience can arrange collapsible
Display screen, there are object lens 3 and opening 4 in described housing 1 one end, and described opening 4 is below object lens 3, and described housing 1 other end has eyepiece
8, described object lens 3 are the most corresponding with eyepiece 8, and the circuit board in described housing 1 has laser pick-off 5, laser beam emitting head 6, light
Signal receiver 9 and control chip 10, have partial mirror 7 in described housing 1, and light is by anti-after object lens 3 to partial mirror 7
Being incident upon optical signal receiver 9, described optical signal receiver 9 is LED reception chip or CDD chip, and this utility model optical signal connects
Receiving device can be LED reception chip or CDD chip, the circuit board in described housing 1 also has GPS chip 11, arranges GPS chip
Can receive so that portable identification evaluator exports the target aircraft air line distance away from measurement point, convenient tracking, described laser
The end of reception 5 and laser beam emitting head 6 is in opening 4.
The aircraft of the unmanned plane that this utility model unmanned plane based on light-wave information identity recognition device can identify controls
Device is connected with light bar or single led lamp, and this utility model connects light bar or single led lamp bottom unmanned plane.
Modulates information demodulation method such as Fig. 3 of a kind of unmanned plane identity recognition device based on light-wave information of this utility model
Shown in, specifically comprise the following steps that
1) unmanned plane is compiled into graceful after unmanned plane identifier and other relevant informations are combined into the Frame of corresponding format
Che Site code, then the Manchester code of this Frame is modulated gone out by LED emission on the carrier wave of corresponding frequencies；
First carrier frequency f is determined according to unmanned plane end for the LED type launching optical informationL, LED type is by LED's
Color determines, general LED type is mainly determined by the color of LED, wherein fLShould be less than the communication bandwidth that this color LED is allowed
Gc；
Next sets the identifier of unmanned plane as n position hexadecimal number, then by recognition number data length n, identifier self and
Check code is converted to binary code and splices sequentially, thus constitutes one group of complete Frame；
The binary data frame obtained by said process afterwards is converted into Manchester code form, wherein from 1 to 0 saltus step
Representing numeral 1, the saltus step from 0 to 1 represents numeral 0, then in the front end of this Manchester code sequence plus data syn-chronization position, described
Data syn-chronization position is n1Individual binary one, rear end stops position plus data, and it is n that described data stop position2Individual Binary Zero, then will
Manchester code sequence after combination uses digital modulator modulation to carrier wave；
Control to flow through the size of current of LED finally according to carrier signal by drive circuit, by the light on and off of LED by binary system
Information is launched；
2) gathered in LED light information employing sighting distance by receiving terminal in unmanned plane identity recognition device, LED is launched
Light intensity determined by following formula:
I (φ)=I (0) cosm(φ)；
Wherein, I (0) is the center luminous intensity of LED, and φ is radiation angle, and m is Lambertian radiation progression；
3) use sensor devices that airborne LED emission light intensity out is acquired, the light on and off of LED are converted into institute
Corresponding digital quantity 0 or 1, arranges the intervalometer of receiving terminal, makes sensor devices every T/2 according to the carrier frequency appointed in advance
Time, wherein T is the time shared by each binary data bit, sampling once, make will be the most graceful thorough in this way
The saltus step of this special code captures, and realizes the seizure to valid data frame by finding sync bit, stops position knot finally according to data
Shu Benci receives process；
4) according to the coding protocol of Manchester code, valid data frame decoding is reduced to straight binary form, finally
Obtain unmanned plane identifier.
Further improvement of the utility model, turns recognition number data length n, identifier self and check code in step one
It is changed in binary code splicing sequentially be encrypted by data key content, if by step 4 after close
During valid data frame decoding is reduced to straight binary form, it being decrypted process, this utility model can known
Key encryption is carried out during Bie.
The above, be only preferred embodiment of the present utility model, is not that this utility model is made any other
The restriction of formula, and any amendment made according to technical spirit of the present utility model or equivalent variations, still fall within this utility model
Scope required for protection.
Claims (5)
1. unmanned plane identity recognition device based on light-wave information, including housing (1), display screen, object lens (3), laser pick-off head
(5), laser beam emitting head (6), partial mirror (7), eyepiece (8), optical signal receiver (9) and control chip (10), its feature
It is: described housing (1) side has display screen, described housing (1) one end to have object lens (3) and opening (4), and described opening (4) exists
Object lens (3) lower section, described housing (1) other end has eyepiece (8), and described object lens (3) are the most corresponding with eyepiece (8), described housing
(1) there are laser pick-off head (5), laser beam emitting head (6), optical signal receiver (9) and control chip (10), institute on the circuit board in
Having partial mirror (7) in stating housing (1), light passes through object lens (3) to partial mirror (7) back reflection to optical signal receiver
(9), the end of described laser pick-off head (5) and laser beam emitting head (6) is in opening (4).
Unmanned plane identity recognition device based on light-wave information the most according to claim 1, it is characterised in that: based on light wave
The aircraft controller of the unmanned plane that the unmanned plane identity recognition device of information can identify is connected with light bar or single led lamp.
Unmanned plane identity recognition device based on light-wave information the most according to claim 1, it is characterised in that: described display
Screen is foldable display screen (2), and described foldable display screen (2) end is connected with housing (1) side by hinge.
Unmanned plane identity recognition device based on light-wave information the most according to claim 1, it is characterised in that: described light is believed
Number receptor (9) is LED reception chip or CDD chip.
Unmanned plane identity recognition device based on light-wave information the most according to claim 1, it is characterised in that: described housing
(1) also has GPS chip (11) on the circuit board in.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620555385.2U CN205681455U (en) | 2016-06-08 | 2016-06-08 | Unmanned plane identity recognition device based on light-wave information |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620555385.2U CN205681455U (en) | 2016-06-08 | 2016-06-08 | Unmanned plane identity recognition device based on light-wave information |
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| Publication Number | Publication Date |
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| CN205681455U true CN205681455U (en) | 2016-11-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105847207A (en) * | 2016-06-08 | 2016-08-10 | 金陵科技学院 | Optical wave information-based unmanned aerial vehicle identity recognition device and information modulation and demodulation method |
| CN107544542A (en) * | 2017-09-29 | 2018-01-05 | 中航天元防务技术（北京）有限公司 | A kind of unmanned vehicle enemy and we's recognition methods based on line-of-sight propagation |
-
2016
- 2016-06-08 CN CN201620555385.2U patent/CN205681455U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105847207A (en) * | 2016-06-08 | 2016-08-10 | 金陵科技学院 | Optical wave information-based unmanned aerial vehicle identity recognition device and information modulation and demodulation method |
| CN105847207B (en) * | 2016-06-08 | 2023-01-24 | 金陵科技学院 | Unmanned aerial vehicle identity recognition device based on light wave information and information modulation and demodulation method |
| CN107544542A (en) * | 2017-09-29 | 2018-01-05 | 中航天元防务技术（北京）有限公司 | A kind of unmanned vehicle enemy and we's recognition methods based on line-of-sight propagation |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 |