CN109348116A - Single channel visible light merges monitoring system with infrared image acquisition - Google Patents
Single channel visible light merges monitoring system with infrared image acquisition Download PDFInfo
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- CN109348116A CN109348116A CN201811435229.2A CN201811435229A CN109348116A CN 109348116 A CN109348116 A CN 109348116A CN 201811435229 A CN201811435229 A CN 201811435229A CN 109348116 A CN109348116 A CN 109348116A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 32
- 230000003287 optical effect Effects 0.000 claims abstract description 58
- 238000012545 processing Methods 0.000 claims abstract description 26
- 230000004927 fusion Effects 0.000 claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000003384 imaging method Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000007781 pre-processing Methods 0.000 claims 1
- 238000001228 spectrum Methods 0.000 abstract description 7
- 238000012546 transfer Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000000007 visual effect Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/45—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images
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- 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
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
-
- 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
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Studio Devices (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Abstract
The invention discloses a kind of single channel visible lights, and monitoring system, including two waveband front-end optical camera lens, optical splitter, visible light image sensor and infrared image sensor are merged with infrared image acquisition；Two waveband front-end optical camera lens is arranged in single pass front end, the rear of the two waveband front-end optical camera lens is arranged in optical splitter, light is divided into two bundles by optical splitter, wherein light beam is the infrared beam of transmission, it is received by infrared image sensor, another light beam is the visible light beam of reflection, is received by visible light image sensor；The received visible light of visible light image sensor is acquired, after processing, is sent by communication transfer circuit；The received infrared light of infrared image sensor is acquired, after processing, is sent by communication transfer circuit.The high accuracy real time fusion of the double spectrum pictures of single channel can be achieved in the present invention.
Description
Technical field
The present invention relates to double spectrum pictures monitoring systems more particularly to a kind of single channel visible light to melt with infrared image acquisition
Close monitoring system.
Background technique
In certain industrial equipment state monitoring fields, need that mesh can be obtained again while observation identifies object appearance
The temperature distribution information of object is marked, this double spectrum picture integration technologies being capable of dramatic, fast and accurately identification fever mesh
The configuration and Temperature Distribution for marking object, can be obviously improved target identification and status monitoring efficiency.At present both at home and abroad for
Visible light and the system of the double spectrum fusions of infrared image all use two sets of optical channel design schemes independent, double optics
Channel is not physically coaxial, certainly exists deviation in visual field, and when use must carry out registration adaptation for the target of different distance.
This double optics channel system only has object apart from the constant accurate registration fusion for being constantly just able to achieve two images, and works as phase
When machine and target relative position change, it is necessary to be reregistered, existing any processor all cannot achieve same visual field
The real-time registration of double spectrum pictures of moving target different distance merges.
Summary of the invention
The technical problem to be solved in the present invention is that for double light existing for traditional double light path monitoring system in the prior art
The defect of registration fusion in real time, provide the single channel visible light of real time fusion that double spectrum high accuracies can be achieved a kind of with it is infrared
Image Acquisition merges monitoring system.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of single channel visible light is provided and merges monitoring system, including light collection module and light processing with infrared image acquisition
Module；
Wherein, light collection module includes single channel, two waveband front-end optical camera lens, optical splitter, visible light image sensor
And infrared image sensor；
The two waveband front-end optical camera lens, optical splitter are sequentially arranged at single pass light-emitting window, the visible images
Sensor and infrared image sensor are set in the path channels of optical splitter, and the light injected from single channel is divided into two by optical splitter
Beam, wherein light beam is the infrared beam of transmission, is received by infrared image sensor, and another light beam is the visible light light of reflection
Beam is received by visible light image sensor；
The light processing module includes visible optical drive and data acquisition unit, visible light signal processing unit, infrared drive
Dynamic and data acquisition unit and infrared signal processing unit；
It can be seen that optical drive connects the visible light image sensor with data acquisition unit and visible light signal processing unit
The visible light of receipts is acquired, handles；
Infrared driving is received to the infrared image sensor red with data acquisition unit and infrared signal processing unit
Outer light is acquired, handles.
In monitoring system of the present invention, it is seen that optical signal processing unit and the infrared signal processing unit are integrated in
On same circuit board, using same dominant frequency clock signal.
Further include reflector in monitoring system of the present invention, is arranged in the optical splitter and the visible images
Between sensor, change the optical path of the visible light of the spectrophotometric reflection, visible light is made to be incident on the visible images sensing
On the detection array of device.
In monitoring system of the present invention, it is seen that be additionally provided with wave band adjuster in front of optical image sensor.
In monitoring system of the present invention, the visible light image sensor is visible light CMOS or CCD.
In monitoring system of the present invention, the infrared image sensor is infrared UFPA detector.
In monitoring system of the present invention, it is seen that light CMOS or CCD and UFPA detector connects image Fusion Module, with
Image co-registration module is sent by the image of acquisition.
In monitoring system of the present invention, image co-registration module includes that visible images acquisition unit, UFPA image are adopted
Collect unit and dual-band image pretreatment unit, the visible images acquisition unit and UFPA image acquisition units are connected to double
Band image pretreatment unit is adopted with the visible images and UFPA detector that acquire to visible light CMOS or CCD to be fused
The infrared view of collection is pre-processed.
In monitoring system of the present invention, image co-registration module further includes that visible optical drive unit and UFPA driving are single
Member is respectively connected to visible light CMOS or CCD and UFPA detector to be driven.
In monitoring system of the present invention, the dual-band image pretreatment unit of image co-registration module passes through communication data
Crosspoint is connected to upper-level control system, to receive the image of fusion.
The beneficial effect comprise that: the present invention is designed using single optical channel, by by two waveband front end light
Learn camera lens setting light is divided into two bundles in single pass front end, and by optical splitter, wherein the infrared beam transmitted pass through it is infrared
Imaging sensor receives, and the visible light beam of reflection is received by visible light image sensor；It acquires and handles respectively again and is infrared
Light and visible light finally realize double light fusion outputs.This invention ensures that absolute coaxial, the nothing of visible light, infrared light physically
Remote or close, quiet by the target or dynamic real time fusion that can realize double spectrum high accuracies.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is single channel of embodiment of the present invention visible light and infrared light two-hand infrared image fusion system composition schematic diagram；
Fig. 2 is single channel of embodiment of the present invention visible light and infrared light two-hand infrared image fusion circuit system functional block diagram；
Fig. 3 is single channel of embodiment of the present invention visible light and infrared light two-hand infrared image fusion system bottom embedded software
Structural block diagram；
Fig. 4 is full two waveband front end in single channel of embodiment of the present invention visible light and infrared light two-hand infrared image fusion system
The structural schematic diagram of optical lens；
Fig. 5 is the knot of the wave band adjuster in single channel of embodiment of the present invention visible light and infrared light two-hand infrared image fusion
Structure schematic diagram.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
The single channel image emerging system of the embodiment of the present invention be with single channel simultaneously to target carry out two waveband optics at
Picture, and realized by the Pixel-level fusion to visible light and LONG WAVE INFRARED image to the visual information of target and the reality of temperature information
When differentiate.Therefore, the effect of the system optics imaging moiety is by single optical imagery aperture namely optics single channel, together
When receive the visible light wave range of target reflection or transmitting and the light-wave energy of infrared band, it is clear that it is distinguished by optical transform
Ground is imaged on the optical sensor of system, on visible light CMOS or CCD and infrared UFPA detector.
As shown in Figure 1, the single channel visible light of the embodiment of the present invention merges monitoring system, including list with infrared image acquisition
Channel (not shown), two waveband front-end optical camera lens 10, optical splitter 20, visible light image sensor 40 and infrared image sensor
30。
Two waveband front-end optical camera lens 10 is arranged in single pass front end, can converge in simultaneously the light energy of two wave bands
On subsequent optical splitter 20；The structure of two waveband front-end optical camera lens 10 is as shown in figure 4, visible light adjusts lens construction schematic diagram
As shown in Figure 5.The rear of the two waveband front-end optical camera lens is arranged in optical splitter 20, and light is divided into two bundles by optical splitter 20, wherein
Light beam is the infrared beam of transmission, is received by infrared image sensor 30, and another light beam is the visible light beam of reflection, is led to
Cross the reception of visible light image sensor 40.In one embodiment of the present of invention, it is seen that visible light may be selected in optical image sensor 40
Infrared UFPA detector can be selected in CMOS or CCD, infrared image sensor 30.
As shown in Fig. 2, the monitoring system further includes driving and the data acquisition unit 80 and can of visible light image sensor
Light-exposed signal processing unit 51, it is seen that the received visible light of optical image sensor 40 is acquired, after processing, forms visible images
Information.
The monitoring system further includes driving and the data acquisition unit 90 and infrared signal processing list of infrared image sensor
Member 52, the received infrared light of infrared image sensor 30 is acquired, after processing, forms Infrared Image Information.
In a preferred embodiment of the invention, it is seen that the acquisition of light and infrared picture data takes synchronous sequence to design,
Visible light image sensor uses CMOS, and infrared image sensor uses Uncooled FPA UFPA, the drive of the two
Dynamic circuit uses same dominant frequency clock signal, it can be achieved that two the stringent of band image acquire simultaneously, ensure that image co-registration
Real-time.
In a specific embodiment of the invention, circuit system component part as shown in Fig. 2, its working principle is that: optics
Camera lens will be seen that light and infrared signal subrane focus on visible light image sensor CMOS or CCD and infrared focal plane array
On UFPA, it is seen that light through CMOS or CCD driving with, through processing circuit, then be sent to by communication transfer circuit upper after data acquisition
Controller.Infrared channel is also sent to host controller by communication interface after UFPA driving, infrared data's acquisition, processing.
In one embodiment of the present of invention, as shown in Figure 1, visible light signal processing unit 51 and infrared signal processing unit
52 are integrated on a circuit board 50.
As shown in Figure 1, needing to change the light of wherein a branch of emergent light of optical splitter 20 when using integrated circuit board 50
Road if changing the optical path of visible light needs that a reflector 60 is arranged between optical splitter 20 and visible light image sensor,
The optical path for changing the visible light that optical splitter 20 reflects, is incident on visible light on the detection array of visible light image sensor 40.
Correspondingly, it if circuit board 50 is placed at the reflected light of optical splitter 20, needs in optical splitter 20 and infrared image sensor
One reflector is set between 30.
In one embodiment of the present of invention, as shown in Figure 1, being additionally provided with wave band adjuster in front of visible light image sensor 40
70, to eliminate the difference of two different-wavebands, structural schematic diagram is as shown in Figure 5.
In one embodiment of the present of invention, according to design requirement, single channel image emerging system is required in visual field scope
It is interior to target blur-free imaging, it is seen that optical band exports RGB color image, and to 8-14 μm of LONG WAVE INFRARED output gray level image,
Employed in infrared UFPA detector be mutually matched with visible light CMOS or ccd image sensor Pixel-space, pixel size.
The optical imaging system of single channel image emerging system is the broadband mixed light of a kind of covering visible light and long wave infrared region
Learn imaging system.Requirement of the system in visible light wave range with long wave infrared region to aberration correction is different, and considers image
The requirement of fusion, the system should ensure that in object space field angle having the same and imaging region, i.e. visual field matches.
The present invention can realize the driving and data acquisition of sensor by way of software, according to the hardware platform run
Difference can be divided into low level embedded software and the big component part of System Computer software two.
Low level embedded software runs on Embedded Hardware Platform, and effect is driving image acquisition hardware circuit, realizes
The acquisition and pretreatment of Infrared Targets image and otherwise visible light color image and with System Computer pass through wireless network carry out data friendship
The functions such as change.System Computer software runs on PC platform, and effect is to exchange data with bottom embedded platform by communication network,
The received video image data of institute is handled and analyzed, and real-time display and preservation, bottom embedded software are carried out to result
Part structural block diagram is as shown in Figure of description Fig. 3.
To sum up, the present invention only needs single optical lens, is designed using coaxial optical path, and beam splitter is added in the optical path and is divided
Light makes infrared and visible light visual field having the same, not only reduces the volume and weight of payload, and can be realized not
The Pixel-level of same distance target dual-band image merges, than having substantially excellent using the image co-registration after twin-lens imaging
Gesture realizes the Real-time image fusion of dynamic object.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of single channel visible light merges monitoring system with infrared image acquisition characterized by comprising light collection module and
Light processing module；
Wherein, light collection module includes single channel, two waveband front-end optical camera lens, optical splitter, visible light image sensor and red
Outer imaging sensor；
The two waveband front-end optical camera lens, optical splitter are sequentially arranged at single pass light-emitting window, the visible images sensing
Device and infrared image sensor are set in the path channels of optical splitter, and the light injected from single channel is divided into two bundles by optical splitter,
Wherein light beam is the infrared beam of transmission, is received by infrared image sensor, and another light beam is the visible light beam of reflection,
It is received by visible light image sensor；
The light processing module include visible optical drive and data acquisition unit, visible light signal processing unit, infrared driving with
Data acquisition unit and infrared signal processing unit；
It can be seen that optical drive and data acquisition unit and visible light signal processing unit are received to the visible light image sensor
Visible light is acquired, handles；
Infrared driving and data acquisition unit and infrared signal processing unit are to the received infrared light of the infrared image sensor
It is acquired, handles.
2. monitoring system according to claim 1, which is characterized in that the visible light signal processing unit and described infrared
Signal processing unit is integrated on same circuit board, using same dominant frequency clock signal.
3. monitoring system according to claim 1, which is characterized in that further include reflector, setting the optical splitter with
Between the visible light image sensor, change the optical path of the visible light of the spectrophotometric reflection, is incident on visible light described
On the detection array of visible light image sensor.
4. monitoring system according to claim 3, which is characterized in that be additionally provided with wave in front of the visible light image sensor
Section adjuster.
5. monitoring system according to claim 1, which is characterized in that the visible light image sensor is visible light CMOS
Or CCD.
6. monitoring system according to claim 1, which is characterized in that the infrared image sensor is infrared UFPA detection
Device.
7. monitoring system according to claim 5, which is characterized in that the visible light CMOS or CCD and UFPA detector
Image Fusion Module is connected, sends image co-registration module for the image of acquisition.
8. monitoring system according to claim 7, which is characterized in that described image Fusion Module includes that visible images are adopted
Collect unit, UFPA image acquisition units and dual-band image pretreatment unit, the visible images acquisition unit and UFPA figure
As acquisition unit is connected to dual-band image pretreatment unit, with the visible light to visible light CMOS or CCD acquisition to be fused
Image and the infrared view of UFPA detector acquisition are pre-processed.
9. monitoring system according to claim 8, which is characterized in that described image Fusion Module further includes visible optical drive
Unit and UFPA driving unit are respectively connected to visible light CMOS or CCD and UFPA detector to be driven.
10. monitoring system according to claim 8, which is characterized in that the dual-band image of described image Fusion Module is pre-
Processing unit is connected to upper-level control system by communication data crosspoint, to receive the image of fusion.
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| CN201811435229.2A CN109348116A (en) | 2018-11-28 | 2018-11-28 | Single channel visible light merges monitoring system with infrared image acquisition |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273134A (en) * | 2020-01-21 | 2020-06-12 | 北方夜视技术股份有限公司 | Ultraviolet and short wave infrared band fused corona monitoring device |
| CN111458890A (en) * | 2020-04-12 | 2020-07-28 | 国科天成（北京）科技有限公司 | True-color double-light night vision device system and implementation method |
| CN111861951A (en) * | 2020-06-01 | 2020-10-30 | 浙江双视红外科技股份有限公司 | Infrared light and visible light based dual-waveband monitoring method, device and system |
| CN112600997A (en) * | 2020-12-04 | 2021-04-02 | Oppo广东移动通信有限公司 | Camera assembly, calibration method thereof and electronic equipment |
| CN113596341A (en) * | 2021-06-11 | 2021-11-02 | 北京迈格威科技有限公司 | Image shooting method, image processing device and electronic equipment |
| WO2022127078A1 (en) * | 2020-12-17 | 2022-06-23 | 上海禾赛科技有限公司 | Receiving apparatus, laser radar comprising same, and detection method |
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| CN104822033A (en) * | 2015-05-05 | 2015-08-05 | 太原理工大学 | Visual sensor based on infrared and visible light image fusion and using method thereof |
| CN105203159A (en) * | 2015-10-14 | 2015-12-30 | 武汉三江中电科技有限责任公司 | Single channel visible light and infrared image collecting, fusing and monitoring system |
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| CN104822033A (en) * | 2015-05-05 | 2015-08-05 | 太原理工大学 | Visual sensor based on infrared and visible light image fusion and using method thereof |
| CN105203159A (en) * | 2015-10-14 | 2015-12-30 | 武汉三江中电科技有限责任公司 | Single channel visible light and infrared image collecting, fusing and monitoring system |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111273134A (en) * | 2020-01-21 | 2020-06-12 | 北方夜视技术股份有限公司 | Ultraviolet and short wave infrared band fused corona monitoring device |
| CN111458890A (en) * | 2020-04-12 | 2020-07-28 | 国科天成（北京）科技有限公司 | True-color double-light night vision device system and implementation method |
| CN111458890B (en) * | 2020-04-12 | 2021-03-16 | 国科天成科技股份有限公司 | True-color double-light night vision device system and implementation method |
| CN111861951A (en) * | 2020-06-01 | 2020-10-30 | 浙江双视红外科技股份有限公司 | Infrared light and visible light based dual-waveband monitoring method, device and system |
| CN111861951B (en) * | 2020-06-01 | 2024-01-23 | 浙江双视科技股份有限公司 | Dual-band monitoring method, device and system based on infrared light and visible light |
| CN112600997A (en) * | 2020-12-04 | 2021-04-02 | Oppo广东移动通信有限公司 | Camera assembly, calibration method thereof and electronic equipment |
| WO2022127078A1 (en) * | 2020-12-17 | 2022-06-23 | 上海禾赛科技有限公司 | Receiving apparatus, laser radar comprising same, and detection method |
| CN113596341A (en) * | 2021-06-11 | 2021-11-02 | 北京迈格威科技有限公司 | Image shooting method, image processing device and electronic equipment |
| CN113596341B (en) * | 2021-06-11 | 2024-04-05 | 北京迈格威科技有限公司 | Image shooting method, image processing device and electronic equipment |
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