CN206272630U - Airborne laser communication equipment - Google Patents
Airborne laser communication equipment Download PDFInfo
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- CN206272630U CN206272630U CN201621448546.4U CN201621448546U CN206272630U CN 206272630 U CN206272630 U CN 206272630U CN 201621448546 U CN201621448546 U CN 201621448546U CN 206272630 U CN206272630 U CN 206272630U
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- cabin
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- optical table
- beacon
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Abstract
A kind of airborne laser communication equipment, includes in cabin and two parts out of my cabin, is the electron process module of system in the cabin in, is out of my cabin light machine testing and servo-drive system, and structure is：Described partly includes housing out of my cabin, the radome fairing on housing, and in housing, radome fairing corresponding position is provided with optical table, and optical table is connected on two-dimentional Chang Pingtai by pitch axis, realizes the pitch rotation of optical table；Two-dimentional Chang Pingtai connects the rotating mechanism of housing and outside by the azimuth axis on top, realizes that the synchronous plane of shell, two dimension Chang Pingtai and optical table is rotated；Visible Light Camera, reception antenna, transmitting antenna and infrared camera are installed on optical table.The utility model passes through said structure, there is provided a kind of easy to use, and equipment occupation space is small, realizing that signal receives and realize while launch the communication equipment of tracking and the seizure of signal.
Description
Technical field
The invention is related to a kind of communication equipment, especially a kind of airborne laser communication equipment.
Background technology
The main battle ground of future war will be the solid space of space, near space, aviation, ground, ocean, more and more
Country recognizes and grasps space to winning the importance of future war.The reconnaissance platforms such as current Aeronautics and Astronautics forward direction high-altitude
Between the compound direction such as scout of resolution ratio, high time resolution, high spectral resolution and multisensor develop, in the urgent need to by magnanimity
Initial data is directly transmitted with lossless manner from reconnaissance platforms or relay transmission is to terminal is accused, meets modern military real-time
It is required that.
Current Primary communication pattern is radio communication, and its transmission rate much can not meet required communication rate, must not
Do not take data compression technique, although real-time Transmission can be ensured, but compression of images will cause the reduction of image resolution ratio；Separately
Mass storage buffer mode can be carried out outward to carry out data transmission, although the spatial discrimination of regional area can be ensured
Rate, but it cannot be guaranteed that covering wide and real-time Transmission）, improved so as to constrain the overall of the level of IT application.Although radio communication
Speed is also in continuous improvement, but because its communication bandwidth in theory is taken limitation, its traffic rate is already close to the limit.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of airborne laser communication equipment, includes in cabin
Two parts, are the electron process module of system in cabin out of my cabin, are out of my cabin light machine testing and servo-drive system, it is characterised in that：Institute
That states partly includes housing out of my cabin, the radome fairing on housing, and in housing, radome fairing corresponding position is provided with optics and puts down
Platform, optical table is connected on two-dimentional Chang Pingtai by pitch axis, realizes the pitch rotation of optical table；Two-dimentional Chang Pingtai passes through
The azimuth axis connection housing and the rotating mechanism of outside on top, realize the synchronous plane of shell, two dimension Chang Pingtai and optical table
Rotate；Visible Light Camera, reception antenna, transmitting antenna and infrared camera are installed on optical table.Solve prior art
Present in do not have a kind of communication equipment can and meanwhile carry out signal transmitting transmission and tracking treatment technical problem.
To achieve these goals, the technical scheme of the invention use is：Airborne laser communication equipment, includes cabin
Interior and two parts out of my cabin, are the electron process module of system in cabin, are out of my cabin light machine testing and servo-drive system, it is characterised in that：
Described partly includes housing out of my cabin, the radome fairing on housing, and in housing, radome fairing corresponding position is provided with optics and puts down
Platform, optical table is connected on two-dimentional Chang Pingtai by pitch axis, realizes the pitch rotation of optical table；Two-dimentional Chang Pingtai passes through
The azimuth axis connection housing and the rotating mechanism of outside on top, realize the synchronous plane of shell, two dimension Chang Pingtai and optical table
Rotate；Visible Light Camera, reception antenna, transmitting antenna and infrared camera are installed on optical table.
Described housing upper is provided with damping isolation, for carrying out passive vibration isolation treatment.
Described electron process module includes communication antenna circuit and operation bench circuit, and communication antenna circuit will be received
Optical signal transmission the analyzing and processing of signal is carried out to operation bench circuit, the optical signal transmission that operation bench circuit will be launched is to communication
Antenna circuit carries out transmitting and the feedback of signal.
Information source light emission component, information source light-receiving component, beacon beam transmitting group are included in described communication antenna circuit
Part, beacon photoinduction receiving unit, smart tracing control component and tracking shafting；Processing unit, master are included in operation bench circuit
Control unit and communications processor element.
In communication antenna circuit：
Described beacon light emission component, beacon photoinduction receiving unit, smart tracing control component and tracking shafting and behaviour
Processing unit connection in control platform circuit, will be processed, at operation bench circuit in beacon optical signal transmission to operation bench circuit
Beacon beam feedback signal after reason launches operation bench circuit feedback signal simultaneously and controls tracking by beacon light emission component
The motion of shafting, carries out feedback and the tracking adjustment of signal；
Described information source light emission component, information source light-receiving component are connected with the communications processor element in operation bench circuit,
The information source optical signal transmission that will be received in communications processor element, while the signal of the communications processor element feedback that will be received
Information source light is converted to be launched；
In operation bench circuit：Communications processor element is connected main control unit with processing unit, is provided with main control unit logical
Letter interface, processor and man-machine structure, the human-computer exchange and information for entering row information are uploaded.
The beneficial effect of the invention is：A kind of airborne laser communication equipment, includes in cabin and two parts out of my cabin,
It is the electron process module of system in cabin, is out of my cabin light machine testing and servo-drive system, it is characterised in that：Described cabin outer part
Housing has been included, the radome fairing on housing, in housing, radome fairing corresponding position is provided with optical table, and optical table passes through
Pitch axis is connected on two-dimentional Chang Pingtai, realizes the pitch rotation of optical table；Two-dimentional Chang Pingtai is connected by the azimuth axis on top
Body contact body and the rotating mechanism of outside, realize that the synchronous plane of shell, two dimension Chang Pingtai and optical table is rotated；On optical table
Visible Light Camera, reception antenna, transmitting antenna and infrared camera are installed.The utility model passes through said structure, there is provided
A kind of easy to use, equipment occupation space is small, realizing that signal receives and realize while launch the tracking and seizure of signal
Communication equipment.
Brief description of the drawings
Fig. 1：It is the utility model structural representation.
Fig. 2：It is the utility model optical table fundamental diagram.
Fig. 3：It is the utility model electron process modular circuit schematic diagram.
Specific embodiment
Airborne laser communication equipment, includes in cabin and two parts out of my cabin, is the electron process module of system, out of my cabin in the cabin in
It is light machine testing and servo-drive system, it is characterised in that：Described partly includes housing out of my cabin, the radome fairing on housing（1）,
In housing, radome fairing（1）Corresponding position is provided with optical table（4）, optical table（4）It is connected to by pitch axis two-dimentional normal
Platform（6）On, realize optical table（4）Pitch rotation；Two-dimentional Chang Pingtai（6）Housing and outer is connected by the azimuth axis on top
The rotating mechanism in portion, realizes shell, two dimension Chang Pingtai（6）With optical table（4）Synchronous plane rotate；Optical table（4）On
Visible Light Camera is installed（5）, reception antenna（3）, transmitting antenna（2）And infrared camera（10）.Described housing upper sets
It is equipped with damping isolation（8）, for carrying out passive vibration isolation treatment.
Servo Turret 7 is partly specifically additionally provided with out of my cabin, gondola is carried out orientation rotation and pitching rotation, can be real
Existing system pointing and optical signalling transmission-receiving function, lift in cabin and be provided with damping isolation 8 between fitting surface 9 and Servo Turret 7,
For carrying out passive vibration isolation treatment.
Described electron process module includes communication antenna circuit（12）With operation bench circuit（11）, communication antenna circuit
（12）The optical signal transmission that will be received gives operation bench circuit（11）Carry out the analyzing and processing of signal, operation bench circuit（11）Will hair
The optical signal transmission penetrated gives communication antenna circuit（12）Carry out transmitting and the feedback of signal.
Described communication antenna circuit（12）In include information source light emission component, information source light-receiving component, beacon beam hair
Penetrate component, beacon photoinduction receiving unit, smart tracing control component and tracking shafting；Operation bench circuit（11）In include treatment
Unit, main control unit and communications processor element.
Communication antenna circuit（12）In：
Described beacon light emission component, beacon photoinduction receiving unit, smart tracing control component and tracking shafting and behaviour
Control platform circuit（11）In processing unit connection, by beacon optical signal transmission to operation bench circuit（11）In processed, manipulate
Platform circuit（11）Beacon beam feedback signal after treatment launches operation bench circuit simultaneously by beacon light emission component（11）
The motion of feedback signal control tracking shafting, carries out feedback and the tracking adjustment of signal；
Described information source light emission component, information source light-receiving component and operation bench circuit（11）In communications processor element connect
Connect, in the information source optical signal transmission that will be received to communications processor element, while the communications processor element feedback that will be received
Signal is converted to information source light and is launched；
Operation bench circuit（11）In：Communications processor element is connected main control unit with processing unit, is set in main control unit
There are communication interface, processor and man-machine structure, the human-computer exchange and information for entering row information are uploaded.
Beacon beam and information source optical signal are received by reception antenna 2 simultaneously in optical table 4, by after filters filter,
By spectroscope light splitting, signal is exported to communication day by the thick capture detector for setting or smart tracking detector respectively afterwards
In information source Optical Receivers and beacon Optical Receivers in line circuit 12.Information source light and beacon are additionally provided with optical table 4
Light transmitting antenna respectively, the transmitting distinguished the optical signal after transmission feedback.
The control method of airborne laser communication equipment, it is characterised in that：
1st, the reception of signal：
1a, the information source light and beacon beam that receive distant terminal transmitting simultaneously using same optical reception antenna 3；
1b, the rear end of reception antenna 3 relaying light path part by wave filter after filtering, afterwards by quick titling mirror will
Optical signal is reflexed in spectroscope, carries out information source light and beacon beam is separated；
In communication source photo-detector is transferred to after wave filter, communication source photo-detector will for information source light after 1c, separation
The optical signal for capturing is uploaded in the information source Optical Receivers in communication antenna circuit 12, is uploaded after carrying out data regulation treatment
To operation bench circuit 11, processed；
Beacon beam after separation by the way that after wave filter, the beacon beam of a part reaches coarse alignment detector by light splitting piece,
Being uploaded to operation bench circuit 11 by communication antenna circuit 12 afterwards carries out coarse alignment analysis and Control, and the beacon beam of another part leads to
Cross light splitting piece and reach smart tracking detector, being uploaded to operation bench circuit 11 by communication antenna circuit 12 afterwards carries out fine alignment point
Analysis control；
2nd, equipment adjustment：To in communication source photo-detector, communication source photo-detector will catch the optical signal transmission for receiving
The optical signal for arriving uploads operation bench circuit 11, and azimuth axle and pitching shafting in information to the communication antenna circuit 12 of feedback enter
Row control, and will control adjustment signal output, so as to adjust receiving device bow orientation angles and luffing angle, reality is carried out to signal
When track, it is ensured that the beacon beam and information source light of both sides can real-time tranception it is unimpeded；
3rd, the transmitting of signal：Beacon beam and information source light are radiated respectively, and the information source light of output first passes around intensity modulated
And amplify, then with ultimate photosystem collimator and extender, after being reflected by quick titling mirror, put using without burnt telescope
Penetrate；Flashlight is launched after then directly carrying out collimator and extender.
The utility model communication terminal uses symmetrical structure, an optical antenna for larger caliber to receive other side's end simultaneously
The flashlight and beacon beam of transmitting are held, and wavelength isolation is completed in day line back end relaying light path part；Beacon beam and flashlight point
Not Cai Yong different wave length laser, flashlight and beacon beam use independent transmitting aperture, and flashlight transmitting and receiving branch are total to
With a quick titling mirror.
On transmitting branch, flashlight first passes around intensity modulated and amplifies, and then uses relay optical system collimator and extender,
Launched without burnt telescope with one after quick titling mirror reflects again；Beacon beam then directly carries out collimator and extender and transmitting.
On receiving branch, optics primary antenna receives flashlight and beacon beam simultaneously, passes sequentially through quick titling mirror and colour splitting prism, then
Flashlight and beacon beam are processed respectively.Wherein beacon beam is performed by entering to catch after narrow band interference filter with detector
Capture and following function；Flashlight then by direct detection after narrow band interference filter and carries out signal demodulation.
When signal is received, signal laser is focused on communication detecting device communication detecting device by optical receiver antenna.It is first
First pass through photodetector and be converted into radio-frequency current, then feed-in radio frequency detector device, original signal is finally demodulated by decoder.
Using automatic pointing system, to ensure when space channel media variations cause spot drift, adjust automatically optical antenna, it is ensured that
Both sides are all the time in the state of alignment.After optical antenna receives optical signal, by optical beam splitting, the part of beacon beam is to thick right
Quasi- detector, output signal completes coarse alignment by coarse alignment control, driving coarse alignment mechanism；Another part of beacon beam is right through essence
Quasi- mechanism, light splitting piece, beam splitting chip to smart detector, by fine alignment controller control fine alignment mechanism, complete the accurate right of both sides
Accurate and tracking.
When specifically used, gondola glass window should plate the anti-reflection film for meeting military standard, the curvature of its glass window
To match with gondola, and near-zero focal power can be accomplished.It is this to be designed to optical table in scanning process
Optical laying error be reduced to minimum, while the interference of external pneumatic stream also is reduced into minimum.For reduces cost and suitable
Airborne platform, optical antenna is answered to use Cassegrain telescope, primary mirror to use parabolic mirror, secondary mirror to be reflected using hyperbolic
Mirror, and folding axial light path is used with the volume of further compressing terminal.Thermal control design is set using passive thermal control design and Active thermal control
Meter wants the method for coordinating, and implements to be thermally isolated by follower, three parts of electronic unit and optical component as far as possible, and respectively to it
Take corresponding thermal control measure.To realize the stabilization of the optical axis, stabilization, irrotational displacement are carried out to the optical axis using the passive braking measure of master
Specific rubber realizes passive vibration damping, suppresses influence of the dither component of platform to the optical axis；Use with the speed in broadband, low drifting
Rate gyro for core devices active optic central extract system, to low frequency, significantly disturbance effectively suppressed.To realize high accuracy
Dynamic tracking, using coarse-fine composite shaft ATP tracking techniques.Rough tracking ring has larger visual field and relatively low servo bandwidth, with
Realize fast Acquisition and stablize rough tracking；Essence tracking ring has less dynamic range, servo bandwidth higher and tracking essence high
Degree, to ensure quick and high-precision alignment and tracking.
Claims (5)
1. airborne laser communication equipment, includes in cabin and two parts out of my cabin, is the electron process module of system in the cabin in, out of my cabin for
Light machine testing and servo-drive system, it is characterised in that：Described partly includes housing out of my cabin, the radome fairing on housing（1）, in shell
In vivo, radome fairing（1）Corresponding position is provided with optical table（4）, optical table（4）Two-dimentional Chang Ping is connected to by pitch axis
Platform（6）On, realize optical table（4）Pitch rotation；Two-dimentional Chang Pingtai（6）Housing and outside are connected by the azimuth axis on top
Rotating mechanism, realize shell, two dimension Chang Pingtai（6）With optical table（4）Synchronous plane rotate；Optical table（4）Upper peace
Equipped with Visible Light Camera（5）, reception antenna（3）, transmitting antenna（2）And infrared camera（10）.
2. airborne laser communication equipment according to claim 1, includes in cabin and two parts out of my cabin, is system in the cabin in
Electron process module, is out of my cabin light machine testing and servo-drive system, it is characterised in that：Described housing upper is provided with damping isolation
（8）, for carrying out passive vibration isolation treatment.
3. airborne laser communication equipment according to claim 1, includes in cabin and two parts out of my cabin, is system in the cabin in
Electron process module, is out of my cabin light machine testing and servo-drive system, it is characterised in that：Described electron process module includes communication
Antenna circuit（12）With operation bench circuit（11）, communication antenna circuit（12）The optical signal transmission that will be received gives operation bench circuit
（11）Carry out the analyzing and processing of signal, operation bench circuit（11）Communication antenna circuit is given by the optical signal transmission launched（12）Carry out
The transmitting of signal and feedback.
4. airborne laser communication equipment according to claim 3, includes in cabin and two parts out of my cabin, is system in the cabin in
Electron process module, is out of my cabin light machine testing and servo-drive system, it is characterised in that：Described communication antenna circuit（12）Include
There are information source light emission component, information source light-receiving component, beacon light emission component, beacon photoinduction receiving unit, smart tracing control
Component and tracking shafting；Operation bench circuit（11）In include processing unit, main control unit and communications processor element.
5. airborne laser communication equipment according to claim 4, includes in cabin and two parts out of my cabin, is system in the cabin in
Electron process module, is out of my cabin light machine testing and servo-drive system, it is characterised in that：Communication antenna circuit（12）In：
Described beacon light emission component, beacon photoinduction receiving unit, smart tracing control component and tracking shafting and operation bench
Circuit（11）In processing unit connection, by beacon optical signal transmission to operation bench circuit（11）In processed, operation bench electricity
Road（11）Beacon beam feedback signal after treatment launches operation bench circuit simultaneously by beacon light emission component（11）Feedback
The motion of signal control tracking shafting, carries out feedback and the tracking adjustment of signal；
Described information source light emission component, information source light-receiving component and operation bench circuit（11）In communications processor element connection,
The information source optical signal transmission that will be received in communications processor element, while the signal of the communications processor element feedback that will be received
Information source light is converted to be launched；
Operation bench circuit（11）In：Communications processor element is connected main control unit with processing unit, is provided with main control unit logical
Letter interface, processor and man-machine structure, the human-computer exchange and information for entering row information are uploaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621448546.4U CN206272630U (en) | 2016-12-28 | 2016-12-28 | Airborne laser communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621448546.4U CN206272630U (en) | 2016-12-28 | 2016-12-28 | Airborne laser communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206272630U true CN206272630U (en) | 2017-06-20 |
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ID=59047536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621448546.4U Active CN206272630U (en) | 2016-12-28 | 2016-12-28 | Airborne laser communication equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206272630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661078A (en) * | 2019-08-25 | 2020-01-07 | 武汉华中天经通视科技有限公司 | Vehicle-ground high-speed laser communication device |
-
2016
- 2016-12-28 CN CN201621448546.4U patent/CN206272630U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661078A (en) * | 2019-08-25 | 2020-01-07 | 武汉华中天经通视科技有限公司 | Vehicle-ground high-speed laser communication device |
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