CN104990870B - A kind of radiation planar array detector and its scanning stitching image detection system - Google Patents
A kind of radiation planar array detector and its scanning stitching image detection system Download PDFInfo
- Publication number
- CN104990870B CN104990870B CN201510173672.7A CN201510173672A CN104990870B CN 104990870 B CN104990870 B CN 104990870B CN 201510173672 A CN201510173672 A CN 201510173672A CN 104990870 B CN104990870 B CN 104990870B
- Authority
- CN
- China
- Prior art keywords
- radiation
- nano powder
- image
- target
- detector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measurement Of Radiation (AREA)
- Radiation Pyrometers (AREA)
Abstract
Disclose a kind of radiation conversion sheet, radiate the detection system of planar array detector and its radiation scanning stitching image, technical characteristics are, radiation conversion sheet contains substrate, array grid, absorb nano powder, up-conversion nano powder, one layer of absorption nano powder and one layer of up-conversion nano powder are successively uniformly filled on the bottom of each grid through-hole of array grid, constitute a converting unit, it radiates conversion sheet and absorbs target emanation energy, radiation wave band is from ultraviolet radioactive until far infrared radiation and microwave radiation, the temperature for absorbing nano powder increases, infra-red radiation is issued to be absorbed by up-conversion nano powder, emit visible light；Radiation planar array detector is the test surface for radiating the array grid abutting visible-light detector of conversion sheet；Radiation scanning stitching image detection system contains the driving platform for scanning radiation image on radiation planar array detector；Infrared radiation characteristics, orientation, distance and speed are obtained by the Spatial-Temporal parsing that target emanation scans stitching image.
Description
Technical field
The invention belongs to remote sensing and telemetry fields, relate generally to a kind of radiation that radiation is absorbed based on nano powder all band
The detection system of planar array detector and its radiation scanning stitching image, more particularly to a kind of absorbed based on nano powder all band are converted
At heat radiation reconvert at the detection system of the scanning stitching image of the planar array detector of visible optical radiation, by scanning stitching figure
The parsing of the Spatial-Temporal information of target emanation image obtains infrared radiation characteristics, orientation, distance and speed as in.
Background technique
The passive reconnaissance system of infrared image is used for photoelectricity early warning and reconnaissance system, using the infrared surface being fixedly mounted on turntable
Battle array (linear array) detector, the inswept test surface of target image forms target sweeping image in turntable rotation, computer software by pair
To the signal convolution of the consistent related converting unit of the sweeping direction of motion in target sweeping image, Target Infrared Radiation information is parsed
With real-time azimuthal parameter, the orientation of target is obtained, wherein pixel quantity, pixel ruler of the resolution ratio of image by infrared detector
Very little and the time of integration the limitation.
Laser Range Gated Imaging System, for the detection to distant place complex environment Small Target, to nearby target due to
Laser backscatter is long in the time constant of ICCD detector response signal, has sluggish trailing phenomenon, there are blind range zone.
Application number: 201318003797.7 " transient state short pulses of radiation planar array detectors and preparation method thereof " disclose one
Kind is superimposed upon the transient state short pulses of radiation of area array CCD test surface based on the composite sheet of ratcheting structure plating tungsten film filling up-conversion
Planar array detector, which absorbs short pulses of radiation and generates heat radiation, while heat radiation has broadened pulse width, upper conversion material
Emit visible light after material absorptive thermal radiation, area array CCD detector, which receives visible light and formed, divides the energy of transient state short pulses of radiation
Cloth image；The detector staring imaging mode work when, target multiple reflection Signal averaging output, detector be easily saturated with
And the sluggish hangover of response signal causes capture frequency low, reduces the information content of target.
Application number: 201210303630.7 " swashing combiner irradiation and the system of reception " disclose a kind of based on prism side
Film reflector, surface feeding sputtering penetrate, the multiple beam multiband high power laser light of optical fiber stick and collimating mirror closes beam transmitting and connect
Receipts system, closes beam laser irradiation target, and wave band gating flat plate reflecting mirror will irradiate reflection laser/diffusing reflection laser of target
It is the light beam of different-waveband with laser-induced radiation beam splitting, corresponding band detector receives, and realization obtains the detection of target with image
It takes；The system is needed to multiple band detection optical paths, and needs multiple wave band optical axises school axis, multiple detector images and laser hair
System processing when penetrating time progress, obtains orientation, the distance of target after parsing.
Traditional remote sensing telemetering (microwave radar, electro-optic radar) system is ground using wave (length) section section, time interval segmentation
Reconnaissance system processed improves the signal-to-noise ratio of echo signal, using the difference between Infrared Targets sweeping image and noise characteristic, increases
Target information recovery rate, the remote sensing telemetry system based on above-mentioned mechanism, (1) system are huge, complicated；(2) for different scouting rings
Border needs to open corresponding detection system, and operator is to the judgement of scouting environment and detector switching cycle, coordination difficulty
It increases；(3) emit the back scattering of laser, Laser Power Devices electromagnetic radiation has interference to each detection system；(4) existing infrared
The response wave band of detector is narrow, pixel dimension is big and pixel quantity is small (compared with ccd detector).
Summary of the invention
The invention solves first technical problem be, for existing remote sensing telemetry system wave (length) section section detect
Deficiency, provide it is a kind of based on nano powder all band absorb radiation radiation planar array detector.
The invention solves second technical problem be to interfere for existing laser backscatter staring imaging
Deficiency provides a kind of detection system based on radiation planar array detector scan line mark image.
In order to solve the above technical problems, radiation planar array detector provided by the invention contains radiation conversion sheet, CCD detection
Device, the radiation conversion sheet are tightly attached on the test surface of ccd detector, it is characterised in that: the radiation conversion sheet contain substrate,
Array grid absorbs nano powder, up-conversion nano powder, and the substrate is that the thin optics that radiation energy can penetrate is flat
Plate, such as: the diamond chip of 100 μ m thicks is also possible to SiC or CaF2Thin slice, the array grid is by being attached to substrate
On metallic diaphragm etch array through-hole pattern composition, metallic diaphragm constitute through-hole hole wall, substrate constitute through-hole bottom, example
Such as: the gold-plated film layer on substrate is lithographically formed square through hole array grid, the line width of grid lines be less than grid interval three/
One, the grid interval of the array grid is less than the one third of the ccd detector resolution ratio, and the absorption nano powder is spoke
Penetrate absorption efficiency height, and the nano material that specific heat is high, such as: tungsten nano powder, magnesium nano powder, graphene nano powder etc., it is described on
Transition material nano powder is the nano powder for absorbing infrared energy transmitting visible light, each grid through-hole of the array grid
Bottom on be sequentially filled one layer of absorption nano powder and one layer of up-conversion nano powder, constitute a converting unit, array grid
On metallic diaphragm grid lines prevent the radiation between converting unit, reduce crosstalk, each grid interior suction stores rice flour particle
Layer with up-conversion nano powder particulate layer in close proximity to, sufficiently transmitting infrared energy；It radiates conversion sheet and absorbs target spoke
Energy is penetrated, from ultraviolet radioactive until far infrared radiation and microwave radiation, the temperature for absorbing nano powder is increased, issued red radiation wave band
External radiation is absorbed by up-conversion nano powder, emits visible light；The grid of the radiation conversion sheet is tightly attached to ccd detector
On test surface, the vibration that nano powder particle and up-conversion nano powder particle are absorbed between each converting unit is prevented, really
The response sensitivity surface uniformity of radiation planar array detector is protected, objective emission/reflection/scattering radiation energy passes through radiation and turns
The substrate for changing piece is absorbed nano powder absorption, and temperature increases, and the infra-red radiation of sending is absorbed by up-conversion nano powder, emits
Visible light, the ccd detector receive visible light and form target image, realize the detection to target emanation image；
The invention also includes the scanning stitching image detection systems using radiation planar array detector, detect containing radiating surface battle array
Device throws face mirror, turntable driving platform, laser (microwave) irradiation system, computer scanning stitching image processing system, and feature exists
In: the test surface of the radiation planar array detector is located on the focal plane of the throwing face mirror, receives target emanation scanning, and formation is swept
Retouch stitching image；The throwing face mirror converges target emanation (reflection/diffusing reflection) energy, and radiation wave band is from ultraviolet radioactive until remote red
External radiation, and image is formed on the focal plane for throwing face mirror, the throwing face mirror is radiation total reflection mirror, such as: gold-plated reflecting mirror；
The turntable driving platform is to be controlled by computer with the motion platform of certain speed v/ angular velocity omega, and writing scan in real time drives
The motion profile of platform scans target emanation image on the test surface of radiation planar array detector, scans stitching radiation energy quilt
It radiates conversion sheet to absorb, so that the temperature for absorbing nano powder increases, the infrared radiation images of scanning stitching is issued, by upper conversion material
Expect that nano powder absorbs, transmitting scanning stitching visible images, the ccd detector received scanline mark visible images are realized
Detection to target emanation image；Laser (microwave) irradiation system is in t0Moment emission pulse laser (microwave) irradiates mesh
Mark, the ccd detector of the radiation planar array detector is from t1Moment is to t3Reception feature of interest radiation energy and pulse laser
(microwave) back-scattered radiation energy, due to target and radiation planar array detector relative motion, ccd detector receives target and sweeps
Stitching radiation image and pulse laser (microwave) back scattering scanning stitching radiation image are retouched, is had recorded from t1Moment is to t3Moment
The motion profile of target emanation image, in scanning process, the radiation planar array detector is always with the reception of non-irradiated converting unit
Target emanation, to reduce the influence of laser (microwave) back scattering, in which: the length of targeted scans stitching image/short expression
The thickness variation of the anti-/ forward motion speed of target in a scanning direction, targeted scans stitching image illustrates targeted attitude
The distance of variation and distance, the direction change of targeted scans stitching image illustrate target in the fortune with scanning stitching vertical direction
It is dynamic, t2Reception works as t to diffusing reflection pulse laser (microwave) radiation image of target2Less than t3When, target diffusing reflection laser
(microwave) impulse radiation image superposition constitutes laser (microwave) radiation scanning line of target on target emanation scanning stitching image
Mark image；Targeted scans stitching image recordings t1-t3Laser (microwave) back scattering in time interval, target emanation (scattering/
Reflection/diffusing reflection) at any time continue and space relative movement all radiation signals variation；The computer scanning stitching figure
As processing system works out image restoration program, the orientation and movement velocity of foundation turntable driving platform, throwing face mirror using convolution method
Amplification factor, laser (microwave) launch time, ccd detector time of integration parameter, parsing obtain target radiation image,
Orientation, distance and speed.
The invention also includes the radiation detection guidance systems using radiation planar array detector, contain radiation conversion sheet, visible
Light position sensitive detector, telescopic system, guiding driving assembly, Computer Image Processing and guidance control system, it is characterised in that: spoke
The array grid for penetrating conversion sheet is tightly attached on the test surface of visible light position sensitive detector, and the radiation planar array detector, which is located at, looks in the distance
On the focal plane of system, target emanation signal is received, computer processing system acquires target emanation signal, with the quick spy in visible light position
It surveys device origin (sight line cross searching) coordinate to be compared, takes output calibration signal after difference to give guiding driving assembly, control carries
Body advances to target.
The beneficial effects of the present invention are embodied in the following aspects.
(1) present invention absorbs special due to using radiation planar array detector by all band high efficiency for absorbing nano powder
Property and upper conversion nano powder absorb infra-red radiation transmitting visible light characteristic, extend the response wave band of ccd detector, improve
The service efficiency of target emanation information.
(2) present invention realizes target emanation monochromatic light road all band due to using throwing face mirror and radiation planar array detector
It receives, simplifies detection system composition and its operation sequence, avoid the optical axis accurate calibration of multiple detectors, system structure is tight
It gathers, all band image is conducive to the examination to true and false target.
(3) scanning stitching image of the invention, makes point target image become targeted scans stitching image, has and scanning
Platform is driven to move relevant stitching characteristics, stitching characteristics extract target according to this, are conducive to the detection of quick Small object.
(4) radiation conversion sheet absorbs pulse laser (microwave) radiation in the present invention, absorbs nano powder heat radiation and speeds stagnant to make arteries and veins
Signal period extension is rushed, the pulse signal cycle for being converted into visible light extends, and convenient for the reception of ccd detector, while scanning subtracts
The influence of laser (microwave) back scattering is lacked.
Detailed description of the invention
Fig. 1 is present invention radiation planar array detector schematic diagram.
Fig. 2 is targeted scans stitching image schematic diagram of the invention.
Specific embodiment
With reference to the accompanying drawing 1, the invention will be further elaborated for attached drawing 2.
Preferred embodiment 1:
According to Fig. 1, the radiation planar array detector that this preferred embodiment provides includes radiation conversion sheet 1, ccd detector
2, the radiation conversion sheet 1 is tightly attached on the test surface of ccd detector 2, it is characterised in that: the radiation conversion sheet 1 contains base
Piece 11, array grid 12, absorb nano powder 13, up-conversion nano powder 14, the substrate 1 be radiation can penetrate it is thin
Optical flat, the diamond chip of the present embodiment preferably 100 μ m thicks, the array grid 12 is by the metal that is attached on substrate 11
Film layer etches array pattern composition, and the preferably gold-plated film layer glazing of the present embodiment is carved to form square array grid, gold-plated film thickness
Degree is 500nm, and grid interval is 2 μm, and the line width of grid lines is 250nm, in each grid through-hole of the array grid 12 according to
One layer of absorption nano powder 13 of secondary filling and up-conversion nano powder 14, constitute a converting unit, the present embodiment is preferred
Screen printing technique will absorb nano powder 13 and up-conversion nano powder 14 and uniformly be coated in each grid through-hole,
Metallic diaphragm grid lines in array grid prevents the radiation between converting unit, reduces crosstalk, the absorption nano powder 13
It is preferred that tungsten nano powder；3 μm of -5 mu m waveband intermediate infrared radiation of diamond chip Surface absorption is converted to heat radiation and passes through diamond chip,
It is absorbed the absorption of nano powder 13；In addition to 3 μm of -5 mu m waveband, diamond chip is passed through from ultraviolet radioactive to far infrared radiation, is inhaled
Rice flour 13 is stored to absorb；Microwave radiation passes through diamond chip, absorbs local temperature by array grid and increases, heat radiation is absorbed
Nano powder 13 absorbs；The temperature for absorbing nano powder 13 increases, and issues infra-red radiation and is absorbed by up-conversion nano powder 14, emits
Visible light；It radiates conversion sheet 1 and absorbs target emanation energy, radiation wave band is from ultraviolet radioactive until far infrared radiation and microwave spoke
It penetrates, the temperature for absorbing nano powder 13 increases, and issues infra-red radiation and is absorbed by up-conversion nano powder 14, emits visible light；Institute
The grid for stating radiation conversion sheet 1 is tightly attached on the test surface of ccd detector 2, is prevented and is absorbed nanometer between each converting unit
The vibration of powder particulate layer and up-conversion nano powder particulate layer makes to radiate absorption nano powder and up-conversion in conversion sheet 1
Nano powder is evenly distributed, it is ensured that radiates the response sensitivity surface uniformity of planar array detector；Objective emission/reflection/scattering
Radiation energy illumination radiation conversion sheet 1 absorbs 13 temperature of nano powder and increases, and the infra-red radiation of sending is by up-conversion nano powder
14 absorb, and emit visible light, and the ccd detector 2 receives visible light and forms target image, realize the spy to target emanation image
It surveys, the quality of nanoparticle is small, and high to the absorption efficiency of infrared energy, the response sensitivity for radiating conversion sheet 1 is high.
Preferred embodiment 2:
This preferred embodiment is used for regional monitoring system, including the scanning stitching image detection using radiation planar array detector
System containing radiation planar array detector, throws face mirror, turntable driving platform, laser (microwave) irradiation system, computer scanning stitching figure
As processing system, it is characterised in that: the test surface of the radiation planar array detector is located on the focal plane of the throwing face mirror, receives
Target emanation scanning forms scanning stitching image；The throwing face mirror be Cassegrain telescope, the turntable driving platform be by
Computer controls the rotatable platform moved with certain angular velocity omega, radiates planar array detector and Cassegrain telescope is connected in and turns
On moving platform, and the motion profile of record rotatable platform in real time, make target emanation image in the test surface of radiation planar array detector
Upper scanning, scanning stitching radiation energy are absorbed by radiation conversion sheet, so that the temperature for absorbing nano powder increases, issue scanning stitching
Infrared radiation images, absorbed by up-conversion nano powder, transmitting scanning stitching visible images, the ccd detector connects
Scanning stitching visible images are received, realize the detection to target emanation image；According to Fig.2, laser (microwave) irradiation
System is in t0Moment emission pulse laser (microwave) irradiates target, and the ccd detector of the radiation planar array detector is from t1Moment
To t3Reception feature of interest radiation energy and pulse laser (microwave) back-scattered radiation energy, due to target and radiating surface
Array detector relative motion, ccd detector receive targeted scans stitching radiation image and pulse laser (microwave) back scattering
Stitching radiation image is scanned, is had recorded from t1Moment is to t3The motion profile of moment target emanation image, it is described in scanning process
It radiates planar array detector and target emanation is received with non-irradiated converting unit always, to reduce laser (microwave) back scattering
It influences, in which: the length of targeted scans stitching image/short illustrates the anti-/ forward motion speed of target in a scanning direction, target
The thickness variation of scanning stitching image illustrates the distance of target carriage change and distance, and the direction of targeted scans stitching image is inclined
Stitching is scanned from turntable driving platform, illustrates target in the movement of turntable driving platform scanning stitching vertical direction, t2Reception
To diffusing reflection pulse laser (microwave) radiation image of target, work as t2Less than t3When, target diffusing reflection laser (microwave) impulse radiation
Image superposition constitutes laser (microwave) radiation scanning stitching image of target on target emanation scanning stitching image；Target is swept
Retouch stitching image recording t1-t3Laser (microwave) back scattering in time interval, target emanation (scattering/reflection/diffusing reflection) with
The variation of all radiation signals of time duration and space relative movement；The computer scanning stitching image processing system uses
Convolution method works out image restoration program, the orientation and movement velocity of foundation turntable driving platform, amplification factor, the laser of throwing face mirror
(microwave) launch time, ccd detector time of integration parameter, parsing obtain target radiation image, orientation, distance and speed
Degree.
Preferred embodiment 3:
This preferred embodiment is used for radiation detection guidance system, containing radiation conversion sheet 1, visible light position sensitive detector, hopes
Remote system, guiding driving assembly, computer disposal and guidance control system, it is characterised in that: the array grid of radiation conversion sheet 1
12 are tightly attached on the test surface of visible light position sensitive detector, and the visible light position sensitive detector is located at the focal plane of telescopic system
On, target emanation image is received, the visible light position sensitive detector is silicon -4 quadrant detector, computer processing system acquisition
Target emanation image takes difference, the second quadrant in tetra- road current-responsive of silicon -4 quadrant detector Shang, first quartile and third quadrant
Difference is taken with fourth quadrant, reversed correction signal is exported and gives guiding driving assembly, control vector is advanced to target.
Claims (6)
1. a kind of radiation conversion sheet (1) is received containing substrate (11), array grid (12), absorption nano powder (13), up-conversion
Rice flour (14), it is characterised in that: the substrate (11) is the thin optical flat that radiation energy can penetrate, the array grid
(12) array through-hole pattern is etched by the metallic diaphragm being attached on substrate (11), metallic diaphragm constitutes the hole wall of through-hole, base
Piece (11) constitutes the bottom of through-hole, and the line width of grid lines is less than the one third of grid interval, and the absorption nano powder (13) is pair
Radiation absorption efficiency is high, and the nano material that specific heat is high, and the up-conversion nano powder (14) is to absorb infrared energy
Emit the nano powder of visible light, successively uniformly fills one layer of absorption on the bottom of each grid through-hole of the array grid (12) and receive
Rice flour (13) and one layer of up-conversion nano powder (14), constitute a converting unit, and each grid interior suction stores rice flour (13)
Particulate layer and up-conversion nano powder (14) particulate layer are in close proximity to abundant transmitting infrared energy；Conversion sheet is radiated to inhale
Target emanation energy is received, radiation wave band, until far infrared radiation and microwave radiation, absorbs the temperature of nano powder (13) from ultraviolet radioactive
Degree increases, and issues infra-red radiation and is absorbed by up-conversion nano powder (14), emits visible light.
2. it is a kind of using it is described in claim 1 radiation conversion sheet radiation detection guidance system, containing radiation conversion sheet (1),
Visible light position sensitive detector, telescopic system, guiding driving assembly, Computer Image Processing and guidance control system, feature exist
In: the array grid (12) of radiation conversion sheet (1) is tightly attached on the test surface of visible light position sensitive detector, and the visible light position is quick
Detector is located on the focal plane of telescopic system, receives target emanation signal, and computer processing system acquires target emanation signal,
It is compared with visible light position sensitive detector origin, output calibration signal after difference is taken to give guiding driving assembly, control vector
Advance to target.
3. a kind of radiation planar array detector using radiation conversion sheet described in claim 1, contains radiation conversion sheet (1), CCD
The array grid (12) of detector (2), radiation conversion sheet (1) is tightly attached on the test surface of ccd detector (2), feature
Be: the radiation conversion sheet (1) is containing substrate (11), array grid (12), absorption nano powder (13), up-conversion nanometer
Powder (14), the substrate (11) are the thin optical flats that radiation energy can penetrate, and the array grid (12) is by being attached to
Metallic diaphragm on substrate (11) etches array through-hole pattern, and metallic diaphragm constitutes the hole wall of through-hole, and substrate (11) constitutes logical
The bottom in hole, the line width of grid lines are less than the one third of grid interval, and the grid interval of the array grid (12) is less than described
The one third of ccd detector resolution ratio, the absorption nano powder (13) are radiation absorption efficiency height, and the nanometer material that specific heat is high
Material, the up-conversion nano powder (14) are the nano powder for absorbing infrared energy transmitting visible light, the array grid
(12) one layer of absorption nano powder (13) and one layer of up-conversion nano powder (14) are sequentially filled on the bottom of each grid through-hole,
A converting unit is constituted, each grid interior suction storage rice flour (13) particulate layer and up-conversion nano powder (14) particulate layer are tight
It is close close, sufficiently transmit infrared energy；It radiates conversion sheet (1) and absorbs target emanation energy, radiation wave band is from ultraviolet radioactive
Until far infrared radiation, the temperature for absorbing nano powder (13) is increased, and is issued infra-red radiation and is inhaled by up-conversion nano powder (14)
It receives, emits visible light；The array grid (12) of radiation conversion sheet (1) is tightly attached on the test surface of ccd detector (2), is hindered
Stop the vibration that nano powder (13) particle and up-conversion nano powder (14) particle are absorbed between each converting unit, it is ensured that
Radiate the response sensitivity surface uniformity of planar array detector, objective emission/reflection/scattering radiation energy illumination radiation conversion sheet
(1), it absorbs nano powder (13) temperature to increase, the infra-red radiation of sending is absorbed by up-conversion nano powder (14), is emitted visible
Light, the ccd detector (2) receive visible light and form target image, realize the detection to target emanation image.
4. a kind of scanning stitching image detection system using radiation planar array detector as claimed in claim 3, it is characterised in that:
Containing radiation planar array detector, throw face mirror, turntable driving platform, laser and/or microwave irradiation system, computer scanning stitching image
Processing system, it is characterised in that: the test surface of the radiation planar array detector is located on the focal plane of the throwing face mirror, receives mesh
Radiation scanning is marked, scanning stitching image is formed；The throwing face mirror converges target emanation energy, and the target emanation energy includes mesh
Target scattering, reflection, diffusing reflection radiation energy, radiation wave band from ultraviolet radioactive until far infrared radiation, and throw face mirror coke
Image is formed in plane, the throwing face mirror is radiation total reflection mirror, and the turntable driving platform is controlled by computer with a constant speed
The motion platform of v/ angular velocity omega, and the motion profile of the driving platform of writing scan in real time are spent, makes target emanation image in radiating surface
It is scanned on the test surface of array detector, scanning stitching radiation energy is absorbed by radiation conversion sheet (1), so that absorbing nano powder (13)
Temperature increase, issue scanning stitching infrared radiation images, by up-conversion nano powder (14) absorb, transmitting scanning stitching
Visible images, ccd detector (2) the received scanline mark visible images realize the detection to target emanation image；Institute
Laser and/or microwave irradiation system are stated in t0Moment emission pulse laser and/or microwave, irradiate target, and the radiating surface battle array is visited
The ccd detector of device is surveyed from t1Moment is to t3Reception target image radiation energy and pulse laser and/or microwave back scattering
Radiation energy, due to target image and radiation planar array detector relative motion, ccd detector (2) receives targeted scans stitching
Radiation image and pulse laser and/or microwave back scattering scan stitching radiation image, have recorded from t1Moment is to t3Moment target
The motion profile of radiation image, in scanning process, the radiation planar array detector receives target always with non-irradiated converting unit
Radiation, to reduce the influence of laser and/or microwave back scattering, in which: the length of targeted scans stitching image/short illustrates
The thickness variation of the anti-/ forward motion speed of target in a scanning direction, targeted scans stitching image illustrates that targeted attitude becomes
Change and the distance of distance, the direction change of targeted scans stitching image illustrate target in the fortune with scanning stitching vertical direction
It is dynamic, t2Reception works as t to the diffusing reflection pulse laser and/or microwave radiation image of target2Less than t3When, target diffusing reflection swashs
Light and/or microwave pulse radiation image are superimposed upon on target emanation scanning stitching image, constitute the laser and/or microwave spoke of target
Penetrate scanning stitching image；Targeted scans stitching image recordings t1-t3Laser and/or microwave back scattering, target in time interval
Radiation continues at any time and the variation of all radiation signals of space relative movement；The computer scanning stitching image procossing system
System works out image restoration program, the orientation and movement velocity of foundation turntable driving platform, the times magnification for throwing face mirror using convolution method
Number, laser and/or the time of integration parameter of Microwave emission time, ccd detector (2), parsing obtain the radiation image of target, side
Position, distance and speed.
5. scanning stitching image detection system according to claim 4, wherein the throwing face mirror, further includes using gold-plated anti-
Penetrate mirror.
6. a kind of radiation detector, for existing visible-light detector surface successively coat up-conversion nano powder (14),
It absorbs nano powder (13), it is characterised in that: up-conversion nano powder (14) tightly overlays on the test surface of visible-light detector, structure
The thin layer being made of at one up-conversion nano powder (14) absorbs nano powder (13) and tightly covers on the thin layer, absorbs nanometer
Powder (13) absorbs radiation energy, exports heat radiation energy, and up-conversion nano powder (14) absorptive thermal radiation energy exports visible
Light is received by visible-light detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510173672.7A CN104990870B (en) | 2015-04-09 | 2015-04-09 | A kind of radiation planar array detector and its scanning stitching image detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510173672.7A CN104990870B (en) | 2015-04-09 | 2015-04-09 | A kind of radiation planar array detector and its scanning stitching image detection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104990870A CN104990870A (en) | 2015-10-21 |
| CN104990870B true CN104990870B (en) | 2019-05-03 |
Family
ID=54302711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510173672.7A Active CN104990870B (en) | 2015-04-09 | 2015-04-09 | A kind of radiation planar array detector and its scanning stitching image detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104990870B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459355A (en) * | 2018-05-25 | 2018-08-28 | 珠海格力电器股份有限公司 | Infrared receiver window construction, air conditioner and human body detecting method |
| CN112526506B (en) * | 2020-11-17 | 2024-03-01 | 中国科学院长春光学精密机械与物理研究所 | Target searching and tracking method and target tracking device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101519184A (en) * | 2008-02-29 | 2009-09-02 | 财团法人工业技术研究院 | Method for manufacturing application substrate through photo-thermal effect |
| CN101576373A (en) * | 2009-06-17 | 2009-11-11 | 中国人民解放军总装备部军械技术研究所 | Laser spot collector with low frequency and narrow pulse |
| CN102488524A (en) * | 2011-11-29 | 2012-06-13 | 武汉大学 | Near-infrared absorption imaging method based on gold nano rods |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI111229B (en) * | 2000-02-08 | 2003-06-30 | Fortum Oyj | Method and apparatus for separating solids from gases |
| TW459133B (en) * | 2001-03-30 | 2001-10-11 | Oriental System Technology Inc | Multi-component gas analyzer having cassette-type light path system |
-
2015
- 2015-04-09 CN CN201510173672.7A patent/CN104990870B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101519184A (en) * | 2008-02-29 | 2009-09-02 | 财团法人工业技术研究院 | Method for manufacturing application substrate through photo-thermal effect |
| CN101576373A (en) * | 2009-06-17 | 2009-11-11 | 中国人民解放军总装备部军械技术研究所 | Laser spot collector with low frequency and narrow pulse |
| CN102488524A (en) * | 2011-11-29 | 2012-06-13 | 武汉大学 | Near-infrared absorption imaging method based on gold nano rods |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104990870A (en) | 2015-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108490446B (en) | Photoelectric three-coordinate searching and tracking device and method | |
| CN107219532B (en) | Three-dimensional laser radar and distance measuring method based on MEMS micro scanning mirror | |
| CN106066475B (en) | A kind of three-dimensional laser radar range-measurement system | |
| US10739445B2 (en) | Parallel photon counting | |
| US8471705B2 (en) | Method and apparatus for detecting presence of a target object via continuous laser and range of the target object via laser pulse | |
| US9562866B2 (en) | Covert surveillance using multi-modality sensing | |
| CN108008375B (en) | Photoelectric millimeter wave searching and tracking device and method | |
| US9128198B2 (en) | Time of flight backscatter imaging system | |
| CN102809745B (en) | Hybrid millimeter wave imaging system and method | |
| CN108037499B (en) | Photoelectric millimeter wave three-coordinate searching and tracking device and method | |
| CN108291968A (en) | Three-dimensional LIDAR system with field of regard | |
| CN106597468B (en) | A kind of dual-mode laser imaging system and imaging method | |
| CN103499818A (en) | Infrared and laser compound detection system | |
| CN109073376A (en) | The imaging of the 3-D based on LIDAR is carried out with the exposure intensity of variation | |
| CN109073756A (en) | The imaging of the 3-D based on LIDAR is carried out with the irradiation field density of variation | |
| CN109425324A (en) | The total station or theodolite for setting range of receiving with scanning function and receiver | |
| CN109425869A (en) | The measuring device for setting range of receiving with scanning function and receiver | |
| US6873716B1 (en) | Confocal-reflection streak lidar apparatus with strip-shaped photocathode, for applications at a wide range of scales | |
| US10955531B2 (en) | Focal region optical elements for high-performance optical scanners | |
| CN110333511A (en) | A kind of transmitting-receiving synchronization laser radar optical system | |
| US7148974B1 (en) | Method for tracking the location of mobile agents using stand-off detection technique | |
| US20060245548A1 (en) | X-ray backscatter inspection with coincident optical beam | |
| CN203535224U (en) | Infrared and laser composite detection system | |
| CN207752152U (en) | High frequency lasers radar | |
| CN207231962U (en) | A kind of bulk goods Coal Yard dust particle automated watch-keeping facility |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |