CN108362378A - A kind of Hyperspectral imaging devices based on roller scanning - Google Patents
A kind of Hyperspectral imaging devices based on roller scanning Download PDFInfo
- Publication number
- CN108362378A CN108362378A CN201810157133.8A CN201810157133A CN108362378A CN 108362378 A CN108362378 A CN 108362378A CN 201810157133 A CN201810157133 A CN 201810157133A CN 108362378 A CN108362378 A CN 108362378A
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- camera
- roller
- imaging devices
- hyperion
- hyperspectral imaging
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- 238000000701 chemical imaging Methods 0.000 title claims abstract description 37
- 238000003384 imaging method Methods 0.000 claims abstract description 51
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000005096 rolling process Methods 0.000 claims abstract description 10
- 238000001228 spectrum Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/06—Scanning arrangements arrangements for order-selection
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of Hyperspectral imaging devices based on roller scanning, which is arranged on the flying platform to fly at a constant speed；The device includes motor, rotation axis, roller, EO-1 hyperion camera, color camera；Motor is arranged on flying platform；One end of rotation axis is connect with motor, and the other end is connect with roller；EO-1 hyperion camera and color camera are symmetricly set on the surface of roller using the central shaft of roller as symmetry axis；Motor driving rotation axis drives roller to rotate 360 ° rolling with fixed speed so that the image taking speed of EO-1 hyperion camera and color camera is uniform, and image breadth is big.In addition, the device further includes determining that the camera imaging range of EO-1 hyperion camera and color camera areas imaging determines mechanism according to actual imaging demand, keep the scanning field of view angle of the device flexibly controllable.Therefore, Hyperspectral imaging devices provided by the invention have many advantages, such as that simple in structure, image taking speed is uniform, image breadth is big, scanning field of view angle is flexibly controllable, have a wide range of application.
Description
Technical field
The present invention relates to EO-1 hyperion scanning imaging technology field, more particularly to it is a kind of based on roller scanning EO-1 hyperion at
As device.
Background technology
Scanning imagery be by detecting element and scanning lens to Target scalar carried out as unit of instantaneous field of view it is point-by-point,
It samples line by line, to obtain Target scalar electromagnetic radiation characteristic information, and then forms the image of certain spectral coverage.
Existing EO-1 hyperion scan mode is mostly push-broom type scanning, optical mechaical scanning and staring imaging.It pushes away and sweeps type imaging system
System uses planar array detector, and two-dimensional space is completed in flying platform travels forward and is scanned, but the size of the planar array detector
It has difficulties in optical design, and total field angle is little, scan-image breadth is relatively narrow；Ray machine in ray machine type imaging system is swept
Mirror high speed rotation under motor driving is retouched, the space dimension imaging for wearing rail direction is completed, but time for exposure, spatial resolution and is
System sensitivity mutually restricts, and complicated, and more motion in one dimension mechanisms cause overall volume weight to increase；Gazing type at
As the beam splitting system in system is generally optical filter, the characteristic by changing optical filter makes different wavelength radiations pass through, to
The relevant information of spectrum dimension is obtained, but this is more demanding to platform stabilization, can only generally be used on ground and laboratory.
Invention content
The purpose of the present invention is being directed to the above technology, and provide a kind of EO-1 hyperion scanned based on roller at
As device, have simple in structure, image taking speed uniformly, image breadth is big, scanning field of view angle is flexibly controllable, have a wide range of application etc. excellent
Point.
To achieve the above object, the present invention provides following schemes：
A kind of Hyperspectral imaging devices based on roller scanning, which is characterized in that the Hyperspectral imaging devices setting
On flying platform；The Hyperspectral imaging devices include motor, rotation axis, roller, EO-1 hyperion camera, color camera；It is described
Motor is arranged on the flying platform；One end of the rotation axis is connect with the motor；The other end of the rotation axis with
The roller connection；The EO-1 hyperion camera and the color camera are symmetricly set on using the central shaft of the roller as symmetry axis
The surface of the roller；
The motor drives the rotation axis that the roller is driven to rotate 360 ° rolling with fixed speed；The roller
Roll direction of rotation perpendicular to the flying platform direction of advance.
Optionally, the Hyperspectral imaging devices further include that camera imaging range determines mechanism；The camera imaging range
It determines mechanism setting on which cylinder or is arranged in the side of the roller；The camera imaging range determines that mechanism is used for
According to actual imaging demand, the areas imaging of the EO-1 hyperion camera and the color camera is determined.
Optionally, the camera imaging range determines that mechanism is the mechanism being made of supporting rod and hood for protecting rider；The support
Bar is fixed on the flying platform；The hood for protecting rider is mounted on the supporting rod；The hood for protecting rider is inessential for blocking
Imaging region；The inessential imaging region is the inessential pickup area of the EO-1 hyperion camera or the color camera.
Optionally, the cylindrical cover that the hood for protecting rider is integrally formed；The hood for protecting rider makes the screening by the supporting rod
Block cover is socketed in the surface of the roller；The hood for protecting rider side, which opens up, to be had the gap；The item number in the gap and the gap
Width is determined by practically necessary areas imaging.
Optionally, the supporting rod is two, and the rotation axis between the motor and the roller is respectively set
Both sides.
Optionally, the camera imaging range determines that mechanism is the mechanism being made of holder and wireless control apparatus；It is described
Holder built-in attitude angle control algolithm；The holder is arranged in the lower section of the roller；The holder is for obtaining the bloom
Compose the attitude angle information of camera and the color camera；The wireless control apparatus, with the holder, the EO-1 hyperion camera,
The color camera is all connected with, and is used for the attitude angle information of the EO-1 hyperion camera and the color camera according to acquisition, defeated
Go out corresponding camera control signal, and the corresponding camera control signal is transmitted separately to the EO-1 hyperion camera, described
Color camera, to control the storage of the image of the EO-1 hyperion camera, the color camera.
Optionally, the Hyperspectral imaging devices further include picture memory；The picture memory, with the EO-1 hyperion
Camera, the color camera are all connected with, for storing high spectrum image and coloured image.
Optionally, the Hyperspectral imaging devices further include power supply circuit；One end of the power supply circuit and the flight
Power supply connection on platform；The other end of the power supply circuit is connect with the motor.
Optionally, the EO-1 hyperion camera and the color camera are symmetrical arranged by symmetry axis of the central shaft of the roller
On the surface of the roller, for maintaining weight balancing of the roller in rotation process.
Optionally, the flying platform is satellite flight platform, manned machine flying platform or unmanned plane during flying platform.
According to specific embodiment provided by the invention, the invention discloses following technique effects：
The present invention provides a kind of Hyperspectral imaging devices based on roller scanning, Hyperspectral imaging devices setting exists
On the flying platform to fly at a constant speed；The Hyperspectral imaging devices include motor, rotation axis, roller, EO-1 hyperion camera, colored phase
Machine；Motor is arranged on flying platform；One end of rotation axis is connect with motor, and the other end is connect with roller；EO-1 hyperion camera and
Color camera is symmetricly set on the surface of roller using the central shaft of roller as symmetry axis, simple in structure；Motor drives rotation axis band
Dynamic roller rotates 360 ° rolling with fixed speed so that the image taking speed of EO-1 hyperion camera and color camera is uniform, and shadow
Film size is roomy.
In addition, the device, which further includes camera imaging range, determines mechanism, which determines that mechanism can be according to reality
Border imaging demand determines the areas imaging of EO-1 hyperion camera and color camera so that the device scanning field of view angle is flexibly controllable.Cause
This, Hyperspectral imaging devices provided by the invention, with simple in structure, image taking speed is uniform, image breadth is big, scanning field of view angle
It is flexibly controllable, the advantages that having a wide range of application.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram for the Hyperspectral imaging devices that the embodiment of the present invention is scanned based on roller；
Fig. 2 is the connection relationship diagram of roller of the present invention and EO-1 hyperion camera, color camera；
Fig. 3 is roller scanning imagery schematic diagram of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide it is a kind of based on roller scanning Hyperspectral imaging devices, have it is simple in structure, at
Picture speed is uniformly, image breadth is big, scanning field of view angle is flexibly controllable, the advantages that having a wide range of application.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Push-broom type scans：(push-broom scanning) is also known as " image planes " scanning, is the fortune forward using aircraft
It is dynamic, it is recorded by means of " scanning " line vertical with heading and constitutes two dimensional image, complete scanning.
Fig. 1 is the structural schematic diagram for the Hyperspectral imaging devices that the embodiment of the present invention is scanned based on roller, and the present invention is real
The Hyperspectral imaging devices scanned based on roller for applying example offer are arranged on the flying platform that average rate is flown.
As shown in Figure 1, the Hyperspectral imaging devices include motor 1, rotation axis 2, roller 3, EO-1 hyperion camera 4, colored phase
Machine 5, camera imaging range determine mechanism 6, picture memory 7 and power supply circuit 8.
Motor 1 is arranged on flying platform.One end of rotation axis 2 is connect with motor 1, and the other end is connect with roller 3.Bloom
The surface on roller is arranged in spectrum camera 4 and color camera 5.Camera imaging range determines that mechanism 6 is arranged on roller 3 or in institute
The side for stating roller 3, the areas imaging for determining EO-1 hyperion camera 4 and color camera 5 according to actual imaging demand.Picture is deposited
Reservoir 7 is all connected with EO-1 hyperion camera 4, color camera 5, for storing high spectrum image and coloured image.Power supply circuit 8
One end is connect with the power supply on flying platform, and the other end is connect with motor 1.
Flying platform is satellite flight platform, manned machine flying platform or unmanned plane during flying platform.
Fig. 2 is the connection relationship diagram of roller of the present invention and EO-1 hyperion camera, color camera, as shown in Fig. 2, EO-1 hyperion
Camera 4 and color camera 5 are symmetricly set on the surface of roller 3 using the central shaft of roller 3 as symmetry axis, and the purpose is to be used to maintain
Weight balancing of the roller 3 in rotation process.
Hyperspectral imaging devices provided in an embodiment of the present invention are mounted on flying platform, and flying platform is with speed v1 along preceding
It advances into direction.Rotation axis 2 driven under the driving of motor 1 EO-1 hyperion camera 4 and the color camera 5 on roller 3 and 3 surface of roller with
Speed v2 rotates 360 ° rolling, the acquisition of high spectrum image and coloured image is realized in rolling process so that EO-1 hyperion
The image taking speed of camera 4 and color camera 5 is uniform, and image breadth is big.Wherein, the rolling direction of rotation of roller 3 is perpendicular to winged
The direction of advance of row platform.Scanning imagery schematic diagram is as shown in Figure 3.α is high light spectrum image-forming provided in an embodiment of the present invention in Fig. 3
Device once roll scanning process in effective imaging viewing field angle, effective imaging viewing field angle can flight be imaged before basis
Given parameters carry out flexible modulation.
Hyperspectral imaging devices provided by the invention based on roller scanning can be before each imaging according to reality
It needs that areas imaging is flexibly arranged, reduces data storage capacity, realized especially by following two modes.One of which is to pass through screening
Gear is realized, i.e., determines roller 3 by parameters such as given field range, the flying heights of gathered data before flight is imaged
The surface blocked corresponds to central angle, corresponding center of circle angular region is blocked by installing hood for protecting rider on 3 surface of roller, so that bloom
Camera 4 and color camera 5 are composed only in non-occluded area to target imaging.Another areas imaging method in order to control, that is, flying
By parameters such as given field range, the flying heights of gathered data before imaging, EO-1 hyperion camera 4 and color camera are determined
The 5 necessary imaging central angles in rolling process and inessential imaging central angle, make EO-1 hyperion camera 4 and color camera 5 exist
In rolling process, when in inessential imaging center of circle angle to acquisition image without storage.It is set according to both the above mode
It sets following camera imaging range and determines mechanism.
Camera imaging range determines that mechanism 6 is the mechanism being made of supporting rod and hood for protecting rider；It is flat that supporting rod is fixed on flight
On platform；Hood for protecting rider is mounted on supporting rod；Hood for protecting rider is for blocking inessential imaging region；Inessential imaging region is EO-1 hyperion
The inessential pickup area of camera 4 or color camera 5.Control algolithm built in EO-1 hyperion camera 4 and color camera 5, works as EO-1 hyperion
Camera 4 or color camera 5, since the image collected information content is small, are not stored when inessential pickup area is acquired, into
And it realizes EO-1 hyperion camera 4 or color camera 5 and does not acquire the effect of image in inessential pickup area.
Wherein, supporting rod is two, and the both sides of the rotation axis 2 between motor 1 and roller 3 are respectively set.Hood for protecting rider is one
Body formed cylindrical cover；Institute's hood for protecting rider makes hood for protecting rider be socketed in the surface of roller 3 by supporting rod；Hood for protecting rider side opens up seamed
Gap；The item number in the gap on hood for protecting rider and the width in gap are determined by practically necessary areas imaging.
Alternatively, camera imaging range determines that mechanism 6 is the mechanism being made of holder and wireless control apparatus.The holder built-in
Attitude angle control algolithm, holder are arranged in the lower section of roller 3；Holder is used to obtain the posture of EO-1 hyperion camera 4 and color camera 5
Angle information.Wireless control apparatus is all connected with holder, EO-1 hyperion camera 4, color camera 5, for the EO-1 hyperion phase according to acquisition
The attitude angle information of machine 4 and color camera 5, exporting corresponding camera control signal, (camera control signal includes that image information is deposited
Storage signal and image information do not store signal), and corresponding camera control signal is transmitted separately to EO-1 hyperion camera 4, colour
Camera 5 to control the storage of the image of EO-1 hyperion camera 4, color camera 5, and then realizes EO-1 hyperion camera 4 or color camera
5 do not acquire the effect of image in inessential pickup area.
Hyperspectral imaging devices provided by the invention based on roller scanning by using unique scanning imagery mode,
I.e. a kind of imaging mode based on roller scanning, improves traditional scanning imagery mode.It is driven and is rolled by motor driving drum
The EO-1 hyperion camera and color camera on cylinder surface realize 360 ° of rotations, realize scanning imagery.The scan mode effectively solves tradition
Scan mode sweep speed is uneven, scan-image breadth is narrow, the immutable problem of data acquisition field angle, is airborne and spaceborne
Platform provides a kind of novel scanning imagery mode.Additionally according to different application demands, pass through before working flight
Given parameters flexibly control imaging viewing field angle.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
Principle and implementation of the present invention are described for specific case used herein, and above example is said
The bright method and its core concept for being merely used to help understand the present invention；Meanwhile for those of ordinary skill in the art, foundation
The thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of Hyperspectral imaging devices based on roller scanning, which is characterized in that the Hyperspectral imaging devices setting exists
On flying platform；The Hyperspectral imaging devices include motor, rotation axis, roller, EO-1 hyperion camera, color camera；The horse
Up to setting on the flying platform；One end of the rotation axis is connect with the motor；The other end of the rotation axis and institute
State roller connection；The EO-1 hyperion camera and the color camera are symmetricly set on institute by symmetry axis of the central shaft of the roller
State the surface of roller；
The motor drives the rotation axis that the roller is driven to rotate 360 ° rolling with fixed speed；The rolling of the roller
Direction of advance of the dynamic direction of rotation perpendicular to the flying platform.
2. Hyperspectral imaging devices according to claim 1, which is characterized in that the Hyperspectral imaging devices further include phase
Machine areas imaging determines mechanism；The camera imaging range determines mechanism setting on which cylinder or is arranged in the roller
Side；The camera imaging range determines mechanism for according to actual imaging demand, determining the EO-1 hyperion camera and described
The areas imaging of color camera.
3. Hyperspectral imaging devices according to claim 2, which is characterized in that the camera imaging range determines that mechanism is
The mechanism being made of supporting rod and hood for protecting rider；The supporting rod is fixed on the flying platform；The hood for protecting rider is mounted on institute
It states on supporting rod；The hood for protecting rider is for blocking inessential imaging region；The inessential imaging region is the EO-1 hyperion phase
The inessential pickup area of machine or the color camera.
4. Hyperspectral imaging devices according to claim 3, which is characterized in that the tubular that the hood for protecting rider is integrally formed
Cover；The hood for protecting rider makes the hood for protecting rider be socketed in the surface of the roller by the supporting rod；It opens the hood for protecting rider side
Equipped with gap.
5. Hyperspectral imaging devices according to claim 3, which is characterized in that the supporting rod is two, is respectively set
The both sides of the rotation axis between the motor and the roller.
6. Hyperspectral imaging devices according to claim 2, which is characterized in that the camera imaging range determines that mechanism is
The mechanism being made of holder and wireless control apparatus；The holder built-in attitude angle control algolithm；The holder is arranged described
The lower section of roller；The holder is used to obtain the attitude angle information of the EO-1 hyperion camera and the color camera；It is described wireless
Control device is all connected with the holder, the EO-1 hyperion camera, the color camera, for the bloom according to acquisition
The attitude angle information for composing camera and the color camera exports corresponding camera control signal, and will the corresponding camera control
Signal processed is transmitted separately to the EO-1 hyperion camera, the color camera, to control the EO-1 hyperion camera, the color camera
Image storage.
7. Hyperspectral imaging devices according to claim 1, which is characterized in that the Hyperspectral imaging devices further include figure
Piece memory；The picture memory is all connected with the EO-1 hyperion camera, the color camera, for storing high-spectrum
Picture and coloured image.
8. Hyperspectral imaging devices according to claim 1, which is characterized in that the Hyperspectral imaging devices further include supplying
Circuit；One end of the power supply circuit is connect with the power supply on the flying platform；The other end of the power supply circuit
It is connect with the motor.
9. Hyperspectral imaging devices according to claim 1, which is characterized in that the EO-1 hyperion camera and the colored phase
Machine is symmetricly set on the surface of the roller using the central shaft of the roller as symmetry axis, for maintaining the roller rotating
Weight balancing in journey.
10. Hyperspectral imaging devices according to claim 1, which is characterized in that the flying platform is flat for satellite flight
Platform, manned machine flying platform or unmanned plane during flying platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810157133.8A CN108362378B (en) | 2018-02-24 | 2018-02-24 | Hyperspectral imaging device based on rolling type scanning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810157133.8A CN108362378B (en) | 2018-02-24 | 2018-02-24 | Hyperspectral imaging device based on rolling type scanning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108362378A true CN108362378A (en) | 2018-08-03 |
| CN108362378B CN108362378B (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810157133.8A Active CN108362378B (en) | 2018-02-24 | 2018-02-24 | Hyperspectral imaging device based on rolling type scanning |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111707666A (en) * | 2020-05-11 | 2020-09-25 | 湖北爱默思智能检测装备有限公司 | Diamond waistline observation instrument and observation method |
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| CN101504316A (en) * | 2008-12-16 | 2009-08-12 | 北京理工大学 | Color filter tuning type window scanning optical spectrum imaging system and method |
| CN104154997A (en) * | 2014-07-16 | 2014-11-19 | 北京空间机电研究所 | Unmanned aerial vehicle mounted light and small-sized self-stabilized flight multispectral imaging system |
| CN105758523A (en) * | 2016-03-25 | 2016-07-13 | 浙江大学 | Hyperspectral imaging device based on rotary high-speed spectrum channel switching |
| CN106921824A (en) * | 2017-05-03 | 2017-07-04 | 丁志宇 | Circulating type mixes light field imaging device and method |
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2018
- 2018-02-24 CN CN201810157133.8A patent/CN108362378B/en active Active
Patent Citations (4)
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|---|---|---|---|---|
| CN101504316A (en) * | 2008-12-16 | 2009-08-12 | 北京理工大学 | Color filter tuning type window scanning optical spectrum imaging system and method |
| CN104154997A (en) * | 2014-07-16 | 2014-11-19 | 北京空间机电研究所 | Unmanned aerial vehicle mounted light and small-sized self-stabilized flight multispectral imaging system |
| CN105758523A (en) * | 2016-03-25 | 2016-07-13 | 浙江大学 | Hyperspectral imaging device based on rotary high-speed spectrum channel switching |
| CN106921824A (en) * | 2017-05-03 | 2017-07-04 | 丁志宇 | Circulating type mixes light field imaging device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111707666A (en) * | 2020-05-11 | 2020-09-25 | 湖北爱默思智能检测装备有限公司 | Diamond waistline observation instrument and observation method |
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| Publication number | Publication date |
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| CN108362378B (en) | 2020-04-14 |
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