CN202631121U - High-resolution micro-scanning infrared imaging device - Google Patents
High-resolution micro-scanning infrared imaging device Download PDFInfo
- Publication number
- CN202631121U CN202631121U CN 201120529034 CN201120529034U CN202631121U CN 202631121 U CN202631121 U CN 202631121U CN 201120529034 CN201120529034 CN 201120529034 CN 201120529034 U CN201120529034 U CN 201120529034U CN 202631121 U CN202631121 U CN 202631121U
- Authority
- CN
- China
- Prior art keywords
- micro
- infrared
- input end
- micro scanning
- resolution
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model relates to a high-resolution micro-scanning infrared imaging device, which comprises a detector driving unit. The output end of the detector driving unit is connected with the input end of the detector in a control way; the output end of the detector is connected with the control input end of a micro-scanning mirror; the driving input end of the micro-scanning mirror is connected with the driving unit of the micro-scanning mirror; the control output end of the micro-scanning mirror is connected with the input end of a data acquisition unit; the output end of the data acquisition unit is connected with the input end of an infrared image preprocessing unit; and the output end of the preprocessing unit is respectively connected with the input end of the detector driving unit and the input end of an infrared micro-scanning image reconstruction unit in a control way. The micro-scanning mirror and the micro-scanning image reconstruction unit are adopted to make up a high-resolution micro-scanning infrared imaging device, and on the premise that the resolution of an infrared detector is not increased, the purpose of increasing the resolution of an infrared system can be achieved through technical means such as optical imaging and digital image processing.
Description
Technical field
The utility model belongs to image processing field, relates to a kind of high-resolution micro scanned infrared imaging device of infrared image processing technology.
Background technology
The method that improves optical imaging system resolution is the direction that people constantly make great efforts always; Except that the performance that improves imaging system associated components (like optical system focal length and aperture, detector etc.), improve photoelectronic imaging resolution through contemporary optics and Digital Signal Processing and become one of important directions of domestic and international development.Micro scanning imaging technique based on discrete area array CCD/cmos detector enjoys domestic and international concern in recent years, has been proved to be under detector and optical system restriction, to improve the effective ways of imaging system resolution.At present; The application that the micro scanning imaging technique has been succeedd in space flight and aviation photo electric imaging system, high-performance thermal imaging system, high resolution CCD imaging system; And notion, theory, algorithm and gordian technique constantly obtain new progress, show vast potential for future development.Under the situation that especially can't significantly improve in the recent period present performances of IR, the micro scanning imaging has become the important method that improves the infrared system imaging resolution.
The utility model content
The purpose of the utility model provides a kind of high-resolution micro scanning infreared imaging device of stable performance.
For realizing above-mentioned purpose; The utility model adopts following technical scheme: a kind of high-resolution micro scanned infrared imaging device; This device comprises the detector drive unit; The input end control linkage of the output terminal of said detector drive unit and infrared eye, the output terminal of infrared eye links to each other with the control input end of micro scanning mirror, and the driving input end of micro scanning mirror is connected with the micro scanning mirror drive; The control output end of micro scanning mirror is connected with the input end of data collector; The output terminal of data collector links to each other with the input end of Infrared images pre-processing device, the output terminal of Infrared images pre-processing device respectively with the input end control linkage of the input end and the infrared micro scanning image reconstruction device of detector drive unit, the output terminal of infrared micro scanning image reconstruction device is connected with micro scanning image/video synthesizer.
Said detector drive unit adopts low jitter high precision clock drive source to drive infrared eye and is operated in high speed, high frame frequency state.
Said data collector adopts the synchronous analog to digital conversion circuit of multichannel to gather the high speed output of infrared eye.
Said Infrared images pre-processing device adopts the pipeline system completion to carry out the processing of infrared image.
Said micro scanning mirror drive adopts the work of piezoelectric ceramics control micro scanning mirror.
Said infrared micro scanning image reconstruction device adopts the high capacity static memory to carry out data storing.
Said infrared micro scanning image reconstruction device adopts the closest approach method of interpolation in real time the original infrared image of micro scanning mirror imaging to be carried out reconstruct.
Said infrared micro scanning image reconstruction device adopts the high capacity static memory to carry out data storage.
Said micro scanning image/video synthesizer adopts high frame frequency digital video driving circuit to carry out the image demonstration.
Said micro scanning image/video synthesizer adopts the high-speed high capacity pushup storage to carry out data storage.
The high-resolution micro scanned infrared imaging device of the utility model adopts devices such as micro scanning mirror, micro scanning image reconstruction device to form high-resolution micro scanned infrared imaging device; Under the prerequisite that this device does not have to improve in infrared eye resolution; Reach the purpose that improves infrared system resolution through technological means such as optical imagery and Digital Image Processing, made existing infrared imaging system can satisfy more high-end technical requirement.
Description of drawings
Fig. 1 is the utility model high-resolution micro scanned infrared imaging device schematic diagram;
Fig. 2 is the utility model high-resolution micro scanned infrared imaging device embodiment schematic diagram.
Embodiment
Be illustrated in figure 1 as the utility model high-resolution micro scanned infrared imaging device schematic diagram; Can know by figure; This device comprises the high-resolution detector drive unit; The input end control linkage of the output terminal of said detector drive unit and infrared eye, the output terminal of infrared eye links to each other with the control input end of micro scanning mirror, and the driving input end of micro scanning mirror is connected with the micro scanning mirror drive; The control output end of micro scanning mirror is connected with the input end of data collector; The output terminal of data collector links to each other with the input end of Infrared images pre-processing device, the output terminal of Infrared images pre-processing device respectively with the input end control linkage of the input end and the infrared micro scanning image reconstruction device of detector drive unit, the output terminal of infrared micro scanning image reconstruction device is connected with micro scanning image/video synthesizer.
The detector drive unit of the utility model driving high definition infrared eye work adopts low jitter high precision clock drive source to drive infrared eye and is operated in high speed, high frame frequency state; Data collector adopts the synchronous analog to digital conversion circuit of multichannel to gather the infrared eye data and carries out high speed output; The device that image data is carried out Infrared images pre-processing adopts pipeline system to accomplish the Nonuniformity Correction of infrared image, the replacement of bad unit, has guaranteed the real-time of data stream; The micro scanning mirror drive adopts piezoelectric ceramics accurately to control the work of micro scanning mirror; Infrared micro scanning image reconstruction device adopts the high capacity static memory to store pretreated infrared video data stream; Use the closest approach method of interpolation will be reconstructed into big battle array infrared image of a vertical frame dimension resolution through the original infrared image of four frames of micro scanning mirror imaging in real time, the mode through high capacity static memory ping-pong operation guarantees carrying out synchronously of micro scanning image reconstruction and data acquisition; Micro scanning image/video synthesizer adopts the infrared video after the micro scanning of high frame frequency digital video driving circuit drives to show, and adopts the infrared video stream after the micro scanning of high-speed high capacity pushup storage buffering.
Be illustrated in figure 2 as the utility model high-resolution micro scanned infrared imaging device embodiment schematic diagram; Can know by figure; The Infrared images pre-processing device of this device adopts the ALTERA field programmable device EP2S90F1020I7 of company; Field programmable device is through digital signal processor TMS320LF2407 and the micro scanning mirror driver control linkage that drives the micro scanning mirror; The output of micro scanning mirror is connected with field programmable device through analog-to-digital conversion module AD9240, and field programmable device carries out serial communication through digital signal processor ADSP21160 through serial communication module XR16L2550; Field programmable device is circumscribed with high capacity pushup storage IDT72T2111, and the output terminal of high capacity pushup storage is connected with the input end of DVI video output module TFP410, and the output terminal of video output module is connected with display; Field programmable device is circumscribed with config memory EPCS64; Digital signal processor ADSP21160 is circumscribed with program storage AM29LV065D and data-carrier store W82M32, and field programmable device and digital signal processor ADSP21160 interconnect through static memory IDT70T633.In addition, this device also is circumscribed with power module and active crystal oscillator.
The above-mentioned on-the-spot ALTERA field programmable device EP2S90F1020I7 of company comprises greyscale transformation storer in Clock management module, drive control module, data acquisition and control module, nonuniformity correction module, micro scanning image reconstruction module, video synthetic controller, double port memory controller, synchronizing signal controller, the sheet.Its inner interconnected relationship is: the greyscale transformation memory controller links to each other in Clock management module and micro scanning image reconstruction module, drive control module, data acquisition and control module, nonuniformity correction device, video synthetic controller, double port memory controller, synchronizing signal controller, the sheet, and micro scanning image reconstruction module links to each other with double port memory controller, synchronizing signal controller, video synthetic controller.Config memory EPCS64 is used to solidify the internal logic of field programmable device EP2S90F1020I7.
Above-mentioned digital signal processor ADSP21160 accomplish the writing of nonuniformity correction coefficient calculations, infrared image histogram equalization, linear transformation, greyscale transformation storer, with function such as communicating by letter of host computer.Program storage AM29LV065D, data-carrier store W82M32, serial communication module XR16L2550 auxiliary digital signal processor A DSP21160 accomplish above-mentioned functions.
Above-mentioned static memory IDT70T633 uses as the working storage of micro scanning image; Output with infrared eye before carrying out the micro scanning image reconstruction is temporarily stored in the static memory; Field programmable device takes out the register map picture from static memory when carrying out micro scanning reconstruct; Reconstruct is input to high capacity pushup storage IDT72T2111 with reconstruct data after finishing successively, finally drives DVI video output module TFP410 output high resolving power micro scanning reconstructed image.
The device of driving high definition infrared eye work provides the time sequential pulse signal of driving voltage and agreement for infrared sensor, and data collector adopts multi-channel synchronous, gathers infrared sensor output and the input of collection result order carried out image data the device of Infrared images pre-processing successively according to the frequency of operation of infrared sensor.The device that image data is carried out Infrared images pre-processing adopts the mode of streamline to accomplish the nonuniformity correction and the replacement of bad unit of infrared image, is that unit deposits each high capacity static memory in the frame with infrared image then.The infrared micro scanning image reconstruction device in per four frame infrared image acquisitions storage end back reads four frame infrared images simultaneously and adopts the closest approach method of interpolation is a two field picture with four frames through the image reconstruction that the micro scanning mirror forms images, and in real time the image data stream after the reconstruct is write the high-speed high capacity pushup storage in the video synthesizer.The view data that video synthesizer display timing generator by appointment reads in the high-speed high capacity pushup storage shows the infrared micro scanning image after the reconstruct through high frame frequency digital video driving circuit at last in real time.
Claims (8)
1. high-resolution micro scanned infrared imaging device; It is characterized in that: this device comprises the detector drive unit; The input end control linkage of the output terminal of said detector drive unit and infrared eye; The output terminal of infrared eye links to each other with the control input end of micro scanning mirror; The driving input end of micro scanning mirror is connected with the micro scanning mirror drive, and the control output end of micro scanning mirror is connected with the input end of data collector, and the output terminal of data collector links to each other with the input end of Infrared images pre-processing device; The output terminal of Infrared images pre-processing device respectively with the input end control linkage of the input end and the infrared micro scanning image reconstruction device of detector drive unit, the output terminal of infrared micro scanning image reconstruction device is connected with micro scanning image/video synthesizer.
2. high-resolution micro scanned infrared imaging device according to claim 1 is characterized in that: said detector drive unit adopts low jitter high precision clock drive source to drive infrared eye and is operated in high speed, high frame frequency state.
3. high-resolution micro scanned infrared imaging device according to claim 1 is characterized in that: said data collector adopts the synchronous analog to digital conversion circuit of multichannel to gather the high speed output of infrared eye.
4. high-resolution micro scanned infrared imaging device according to claim 1 is characterized in that: said micro scanning mirror drive adopts the work of piezoelectric ceramics control micro scanning mirror.
5. high-resolution micro scanned infrared imaging device according to claim 1 is characterized in that: said infrared micro scanning image reconstruction device adopts the high capacity static memory to carry out data storing.
6. high-resolution micro scanned infrared imaging device according to claim 1 is characterized in that: said infrared micro scanning image reconstruction device adopts the high capacity static memory to carry out data storage.
7. high-resolution micro scanned infrared imaging device according to claim 1 is characterized in that: said micro scanning image/video synthesizer adopts high frame frequency digital video driving circuit to carry out the image demonstration.
8. high-resolution micro scanned infrared imaging device according to claim 1 is characterized in that: said micro scanning image/video synthesizer adopts the high-speed high capacity pushup storage to carry out data storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120529034 CN202631121U (en) | 2011-12-16 | 2011-12-16 | High-resolution micro-scanning infrared imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120529034 CN202631121U (en) | 2011-12-16 | 2011-12-16 | High-resolution micro-scanning infrared imaging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202631121U true CN202631121U (en) | 2012-12-26 |
Family
ID=47384312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120529034 Expired - Lifetime CN202631121U (en) | 2011-12-16 | 2011-12-16 | High-resolution micro-scanning infrared imaging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202631121U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829881A (en) * | 2011-12-16 | 2012-12-19 | 中国航空工业集团公司洛阳电光设备研究所 | High-resolution micro scanning infrared imaging device |
| CN109981966A (en) * | 2017-12-27 | 2019-07-05 | 上海德运光电技术有限公司 | A kind of super-resolution imaging camera and its imaging method |
| CN110796242A (en) * | 2019-11-01 | 2020-02-14 | 广东三维家信息科技有限公司 | Neural network model reasoning method and device, electronic equipment and readable medium |
| CN111664944A (en) * | 2020-06-16 | 2020-09-15 | 上海乂义实业有限公司 | Image stabilization, non-uniform correction and super-resolution system based on micro-scanning platform |
-
2011
- 2011-12-16 CN CN 201120529034 patent/CN202631121U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829881A (en) * | 2011-12-16 | 2012-12-19 | 中国航空工业集团公司洛阳电光设备研究所 | High-resolution micro scanning infrared imaging device |
| CN109981966A (en) * | 2017-12-27 | 2019-07-05 | 上海德运光电技术有限公司 | A kind of super-resolution imaging camera and its imaging method |
| CN109981966B (en) * | 2017-12-27 | 2023-09-12 | 上海德运光电技术有限公司 | Super-resolution imaging camera and imaging method thereof |
| CN110796242A (en) * | 2019-11-01 | 2020-02-14 | 广东三维家信息科技有限公司 | Neural network model reasoning method and device, electronic equipment and readable medium |
| CN111664944A (en) * | 2020-06-16 | 2020-09-15 | 上海乂义实业有限公司 | Image stabilization, non-uniform correction and super-resolution system based on micro-scanning platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202631121U (en) | High-resolution micro-scanning infrared imaging device | |
| CN102829881A (en) | High-resolution micro scanning infrared imaging device | |
| CN103049879B (en) | A kind of Infrared images pre-processing method based on FPGA | |
| CN201813480U (en) | Intelligent video processing device based on digital signal processor and field programmable gate array ((DSP+FPGA) | |
| CN102956027B (en) | Image Enhancement Processing System and the processing method of chip is processed based on camera image | |
| CN103680379B (en) | Display driving integrated circuit and its data display processing method | |
| CN103595924B (en) | A kind of image fusion system based on Cameralink and method thereof | |
| CN102116643B (en) | Image simulation and display device for space camera with high resolution and wide coverage | |
| CN209149785U (en) | A kind of high refresh rate LED display system based on FPGA | |
| CN112311989B (en) | High-speed imaging and transmission system | |
| CN104363383A (en) | Image pre-distortion correction method and device | |
| CN102622982B (en) | Driving method for LCoS display chip and display chip thereof | |
| CN110738594B (en) | FPGA-based onboard electronic instrument picture generation method | |
| CN104469265A (en) | Glass defect image acquiring and processing system | |
| US20140049661A1 (en) | Higher Resolution Still Image Generation from Lower Resolution Video Camera Frames | |
| CN205385545U (en) | Real -time image information treater based on FPGA | |
| CN102170345B (en) | High definition camera self-adaption digitization external synchronization method | |
| CN104243868A (en) | High-resolution CMOS (complementary metal oxide semiconductor) image sensor | |
| CN110493516A (en) | A kind of friction speed image motion compensation device and system | |
| CN205102925U (en) | Variable frame frequency thermal infrared imager | |
| CN205945932U (en) | Big area array CCD imaging system of high -speed low noise | |
| CN204392421U (en) | V-by-One interface ultra high-definition image signal source | |
| CN1713692A (en) | Scanning synchronous method and synchronizer based on double-interface RAM buffer memory | |
| CN101777298B (en) | Data driving circuit having block mode and method for processing pixel data of block window | |
| CN109873954A (en) | One kind realizing Bayer array color restoration methods based on FPGA |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |
|
| CX01 | Expiry of patent term |