CN108111769A - Utilize infrared laser and the system and method for white light mixed lighting shooting color image - Google Patents
Utilize infrared laser and the system and method for white light mixed lighting shooting color image Download PDFInfo
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- CN108111769A CN108111769A CN201810187631.7A CN201810187631A CN108111769A CN 108111769 A CN108111769 A CN 108111769A CN 201810187631 A CN201810187631 A CN 201810187631A CN 108111769 A CN108111769 A CN 108111769A
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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
- H04N23/60—Control of cameras or camera modules
- H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
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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
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
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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
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The invention discloses a kind of using infrared laser and the system and method for white light mixed lighting shooting color image, which includes white light source, infrared laser light source, light receiver device and information processing unit；Light receiver device is connected with information processing unit；For white light source by white light emission to object, the light that light receiver device is reflected and returned according to object detects the coloured image of the object；Fixed wave band infrared laser is exposed to object by infrared laser light source, the light which reflects and return according to the object and detect the black white image of the object；Information processing unit receives coloured image and black white image and is superimposed, the image of synthesis one width enhancing.The present invention can obtain clearly color image in dark or night, can effectively improve the effect of monitoring, and can effectively reduce the illumination of visible ray, so as to reduce because the light pollution that visible illumination generates and the interference to vision.
Description
Technical field
The present invention relates to technique for taking field more particularly to a kind of utilization infrared laser and the shooting of white light mixed lighting are colored
The system and method for picture.
Background technology
The monitoring camera at existing night is typically infrared lens, can only clap into the image of black and white, without coloured image,
Image is just less true to nature, and monitoring effect is had a greatly reduced quality.The present invention's is colored using infrared laser and the shooting of white light mixed lighting
The method of picture can make up this defect very well, and clearly color image, Ke Yiyou can be obtained in dark or night
Effect improves the effect of monitoring.
The content of the invention
For shortcoming present in above-mentioned technology, present invention offer is a kind of to utilize infrared laser and white light mixed lighting
The system and method for color image is shot, it can also be into clearly coloured image in the very dark place of ambient light.
To achieve the above object, present invention offer is a kind of shoots color image using infrared laser and white light mixed lighting
System, including emitting the white light source of white light, emitting infrared laser light source, light receiver device and the information processing of fixed band
Device；The light receiver device is connected with information processing unit；
The white light source is by light that on white light emission to object, the light receiver device is reflected and returned according to object
Line detects the coloured image of the object；Fixed wave band infrared laser is exposed to object by the infrared laser light source,
Light that the light receiver device is reflected and returned according to the object and detect the black white image of the object；Described information
Processing unit receives coloured image and black white image and is superimposed, the image of synthesis one width enhancing.
Wherein, light receiver built in the light receiver device, for only visible light wave range being allowed to lead in colour imaging
Cross and only allowed when black and white is imaged near infrared light wave band by light filter, optical image unit and image transmitting element；
The light receiver is connected by light filter with optical image unit, and the light filter is placed on light receiver
It is used to pass through or filter the light of corresponding wave band between device and optical image unit；And the output terminal of the optical image unit leads to
Image transmitting element is crossed with information processing unit to be connected；
The light that object is reflected and returned is received by light receiver and is passed through the light that light filter filters corresponding wave band,
And induction image forming is carried out on optical image unit；Information processing unit is sent to after imaging by image transmitting element to carry out
Reason.
Wherein, the light receiver device is also built-in with light distance measuring unit, the light distance measuring unit and optical imagery
Unit is connected, and the light distance measuring unit detects the distance between object and light and result is transferred to image formation by rays list
Member, the image formation by rays unit carry out high-resolution imaging.
Wherein, the optical image unit is face battle array reception device, inside have multiple pixel faces battle array arrangements；
And the image formation by rays unit includes color mode, white-black pattern and main control chip, and the colored mould of progress is can control by main control chip
The switching of formula and white-black pattern.
Wherein, the rear of the white light source and infrared laser light source is placed with the micro-optics dress that shaping is carried out to light
It puts；In colour imaging pattern, image formation by rays unit is switched to color mode, and white light source transmitting is a branch of to pass through micro-optic device
The luminous ray of shaping, target reflecting light line are optically imaged unit collection, reception light and charge inducing into coloured image；
Black and white imaging pattern, image formation by rays unit are switched to black and white imaging pattern, certain waveband infrared transmitting light source emits a branch of process
The infrared light of micro-optic device shaping, target reflecting light line are collected by light receiver, receive light and by image formation by rays list
First charge inducing is into black white image；The color image information and black and white imaging pattern that information processing unit superposition color mode is drawn
The monochrome image information drawn, so as to the coloured image enhanced.
To achieve the above object, infrared laser and white light mixed lighting shooting color image are utilized the present invention also provides a kind of
Method, this method is：By on white light emission to object, the light receiver device reflects simultaneously white light source according to object
The light of return detects the coloured image of the object；The infrared laser light source exposes to fixed wave band infrared laser
Object, light which reflects and return according to the object and detect the black white image of the object；
Described information processing unit receives coloured image and black white image and is superimposed, the image of synthesis one width enhancing.
Wherein, the light that object is reflected and returned, which is received by light receiver and passes through light filter, filters corresponding ripple
The light of section, and induction image forming is carried out on optical image unit；Information processing apparatus is sent to by image transmitting element after imaging
It puts and is handled.
Wherein, the wavelength of visible light wave range is between 380-780nm during the colour imaging, near infrared light when black and white is imaged
The wavelength of wave band is between 800nm-1100nm.
Wherein, the light filter is made of a transparent material tablet, and thickness is between 0.1mm-5mm, surface plating
There is corresponding film layer；Visible light wave range of the wavelength between 380-780nm its light filter spread colored Miss light penetrate
Rate is at least more than 50%；Wavelength is less than 50% in 780nm-820nm wave bands light penetration, in 820nm-880nm wave band light
Transmitance is less than 50% more than 50%, in 880nm-1200nm wave bands light penetration.
The beneficial effects of the invention are as follows：Compared with prior art, it is provided by the invention to be mixed using infrared laser and white light
The system and method for lighting shooting color image, the system mainly include light receiver device and information processing unit, and light connects
Receiving apparatus is built-in to be used to when visible light wave range only being allowed to be imaged by and black and white in colour imaging near infrared light wave band only be allowed to lead to
Light is exposed to target by the light filter and optical image unit crossed, transmitting light source；White light source is by white light to mesh
Mark on object, light which reflects and return according to the target and detect the coloured image of the target, it is described
Emit a certain wave band infrared laser light source by certain it is waveband infrared expose to target, the light receiver device according to the target reflect
And return light and detect the black white image of the target, information processing unit superposition color mode draw coloured image letter
The monochrome image information that breath and black and white imaging pattern are drawn, so as to the coloured image enhanced.It is in this way, weaker in light
Under environment, though need not very powerful radiation of visible light, the coloured image of image clearly can also be obtained.Above system and
The improvement of method can obtain clearly color image in dark or night, can effectively improve the effect of monitoring,
And the illumination of visible ray can be effectively reduced, so as to reduce because visible illumination generate light pollution and vision is done
It disturbs.
Description of the drawings
Fig. 1 is the structural representation of the system that color image is shot using infrared laser and white light mixed lighting of the present invention
Figure.
Specific embodiment
In order to more clearly state the present invention, the present invention is further described below in conjunction with the accompanying drawings.
Referring to Fig. 1, it is provided by the invention using infrared laser and white light mixed lighting shooting color image system and
Method, including emitting the white light source 1 of white light, emitting infrared laser light source 2, light receiver device 3 and the information of fixed band
Processing unit 4；The light receiver device is connected with information processing unit；
The white light source by white light emission to object 5, what the light receiver device was reflected and returned according to object
Light detects the coloured image of the object；Fixed wave band infrared laser is exposed to target by the infrared laser light source
Object, light which reflects and return according to the object and detect the black white image of the object；It is described
Information processing unit receives coloured image and black white image and is superimposed, the image of synthesis one width enhancing.
In the present embodiment, light receiver 31 built in the light receiver device 3, for only allowed in colour imaging can
See optical band by and black and white imaging when only allow near infrared light wave band by light filter 32,33 and of optical image unit
Image transmitting element（It is not shown）；The light receiver is connected by light filter with optical image unit, and the light
Line filter is placed between light receiver and optical image unit to pass through or filter the light of corresponding wave band；It is and described
The output terminal of optical image unit is connected by image transmitting element with information processing unit；
The light that object is reflected and returned is received by light receiver and is passed through the light that light filter filters corresponding wave band,
And induction image forming is carried out on optical image unit；Information processing unit is sent to after imaging by image transmitting element to carry out
Reason.The light receiver device is also built-in with light distance measuring unit（It is not shown）, the light distance measuring unit and optical imagery list
Member is connected, and the light distance measuring unit detects the distance between object and light and result is transferred to image formation by rays list
Member, the image formation by rays unit carry out high-resolution imaging.
In the present embodiment, the optical image unit is face battle array reception device, inside have multiple pixel faces
Battle array arrangement；And the image formation by rays unit includes color mode, white-black pattern and main control chip, and progress is can control by main control chip
The switching of color mode and white-black pattern.The rear of the white light source and infrared laser light source is placed with whole to light progress
The micro-optic device 6 of shape；In colour imaging pattern, image formation by rays unit is switched to color mode, and white light source transmitting is a branch of
By the luminous ray of micro-optic device shaping, target reflecting light line is optically imaged unit collection, receives light and induced electricity
Lotus is into coloured image；In black and white imaging pattern, image formation by rays unit is switched to black and white imaging pattern, certain waveband infrared transmitting light
Source emits a branch of infrared light by micro-optic device shaping, and target reflecting light line is collected by light receiver, receives light
And by image formation by rays unit charge inducing into black white image；The color image information that information processing unit superposition color mode is drawn
The monochrome image information drawn with black and white imaging pattern, so as to the coloured image enhanced.
In the present embodiment, the wavelength of visible light wave range is between 380-780nm during the colour imaging, when black and white is imaged
The wavelength of near infrared light wave band is between 800nm-1100nm.The light filter is made of a transparent material tablet, thickness
Between 0.1mm-5mm, surface is coated with corresponding film layer；Visible light wave range of the wavelength between 380-780nm its in light
Filter spreads the light penetration of colored Miss at least more than 50%；Wavelength is less than in 780nm-820nm wave band light penetrations
50%, in 820nm-880nm wave band light penetrations more than 50%, it is less than 50% in 880nm-1200nm wave bands light penetration.
In the present invention white light source include laser diode and optical element, and white light source shine after can first pass through handle into
Row expands even light.Light that the light receiver device is reflected and returned according to the target and detect the distance of the target and progress
High-resolution color is imaged.The light receiver device is a face battle array reception device；And the light receiver device can connect
Visible ray is received near infrared light wave band.Light filter device built in the light receiver device only allows visible in colour imaging
Optical band（380-780nm）By only allowing near infrared band in ranging by the way that the infrared band is generally 800nm-
1100nm.Specific white light includes laser chip and the multiple point light sources being distributed on laser chip, and multiple point light sources are in more
Point orthogonal array structure distribution；The light-emitting surface of multiple point light sources first passes through low-light towards target direction after emitting light source luminescent
Device processing is learned to carry out expanding even light.
It is provided by the invention to utilize infrared laser and white light mixed lighting shooting cromogram compared to the situation of the prior art
The system and method for piece, the system mainly include light receiver device and information processing unit, are used for built in light receiver device
Only allowed in colour imaging visible light wave range by and black and white imaging when only allow near infrared light wave band by light filter
And light is exposed to target by optical image unit, transmitting light source；By in white light to object, which connects white light source
Light that receiving apparatus is reflected and returned according to the target and detect the coloured image of the target, a certain wave band of transmitting is infrared
Laser light source by certain it is waveband infrared expose to target, the light which reflects and return according to the target and examine
Measure the black white image of the target.There are the coloured image that white light is shot and the black white image that infrared light is shot to be superimposed, close
The image enhanced into a width.In this way, under the weaker environment of light, though need not very powerful radiation of visible light,
It can obtain the coloured image of image clearly.The improvement of above system and method can be obtained in dark or night
Clearly color image can effectively improve the effect of monitoring, and can effectively reduce the illumination of visible ray, so as to reduce because
The light pollution generated for visible illumination and the interference to vision.
The present invention specifically further includes following advantage：
1）The method using infrared laser and white light mixed lighting shooting color image of the present invention, can be in smaller visible ray work(
Under rate, clearly color image can be obtained in dark or night, so as to reduce because the light dirt that visible illumination generates
Dye and the interference to vision can effectively improve the effect of monitoring；
2）Can with very little visible power in the case of obtain clearly coloured image, improve night monitoring effect；
3）Due to the visible light source using smaller power, light pollution can be effectively reduced.
Disclosed above is only several specific embodiments of the present invention, but the present invention is not limited to this, any ability
What the technical staff in domain can think variation should all fall into protection scope of the present invention.
Claims (9)
1. a kind of system using infrared laser and white light mixed lighting shooting color image, which is characterized in that white including emitting
The white light source of light, infrared laser light source, light receiver device and the information processing unit for emitting fixed band；The light connects
Receiving apparatus is connected with information processing unit；
The white light source is by light that on white light emission to object, the light receiver device is reflected and returned according to object
Line detects the coloured image of the object；Fixed wave band infrared laser is exposed to object by the infrared laser light source,
Light that the light receiver device is reflected and returned according to the object and detect the black white image of the object；Described information
Processing unit receives coloured image and black white image and is superimposed, the image of synthesis one width enhancing.
2. the system according to claim 1 using infrared laser and white light mixed lighting shooting color image, feature
It is, light receiver built in the light receiver device, for only allowing visible light wave range in colour imaging by and black
Only allowed during white imaging near infrared light wave band by light filter, optical image unit and image transmitting element；The light
Receiver is connected by light filter with optical image unit, and the light filter is placed on light receiver and optics
It is used to pass through or filter the light of corresponding wave band between imaging unit；And the output terminal of the optical image unit is sent out by image
Unit is sent to be connected with information processing unit；
The light that object is reflected and returned is received by light receiver and is passed through the light that light filter filters corresponding wave band,
And induction image forming is carried out on optical image unit；Information processing unit is sent to after imaging by image transmitting element to carry out
Reason.
3. the system according to claim 2 using infrared laser and white light mixed lighting shooting color image, feature
It is, the light receiver device is also built-in with light distance measuring unit, and the light distance measuring unit is connected with optical image unit
It connects, the light distance measuring unit detects the distance between object and light and result is transferred to image formation by rays unit, described
Image formation by rays unit carries out high-resolution imaging.
4. the system according to claim 2 using infrared laser and white light mixed lighting shooting color image, feature
Be, the optical image unit is face battle array reception device, inside have multiple pixel faces battle array arrangements；And the light
Imaging unit includes color mode, white-black pattern and main control chip, can control by main control chip and carries out color mode and black and white
The switching of pattern.
5. the system according to claim 1 using infrared laser and white light mixed lighting shooting color image, feature
It is, the rear of the white light source and infrared laser light source is placed with the micro-optic device that shaping is carried out to light；In coloured silk
During color imaging pattern, image formation by rays unit is switched to color mode, and white light source transmitting is a branch of by micro-optic device shaping
Luminous ray, target reflecting light line are optically imaged unit collection, reception light and charge inducing into coloured image；Black and white into
As pattern, image formation by rays unit is switched to black and white imaging pattern, certain waveband infrared transmitting light source transmitting is a branch of by micro-optics
The infrared light of device shaping, target reflecting light line are collected by light receiver, are received light and are sensed by image formation by rays unit
Charge is into black white image；What the color image information and black and white imaging pattern that information processing unit superposition color mode is drawn were drawn
Monochrome image information, so as to the coloured image enhanced.
A kind of 6. method using infrared laser and white light mixed lighting shooting color image, which is characterized in that this method is：In vain
For color light source by white light emission to object, the light that the light receiver device is reflected and returned according to object detects this
The coloured image of object；Fixed wave band infrared laser is exposed to object by the infrared laser light source, the light receiver
Light that device is reflected and returned according to the object and detect the black white image of the object；Described information processing unit connects
It receives coloured image and black white image and is superimposed, the image of synthesis one width enhancing.
7. the method according to claim 6 using infrared laser and white light mixed lighting shooting color image, feature
It is, the light that object is reflected and returned is received by light receiver and passed through the light that light filter filters corresponding wave band
Line, and induction image forming is carried out on optical image unit；Information processing unit is sent to after imaging by image transmitting element to carry out
Processing.
8. the method according to claim 7 using infrared laser and white light mixed lighting shooting color image, feature
It is, the wavelength of visible light wave range is between 380-780nm during the colour imaging, the ripple of near infrared light wave band when black and white is imaged
It grows between 800nm-1100nm.
9. the method according to claim 8 using infrared laser and white light mixed lighting shooting color image, feature
It is, the light filter is made of a transparent material tablet, and between 0.1mm-5mm, surface is coated with accordingly thickness
Film layer；Visible light wave range of the wavelength between 380-780nm its light penetration of colored Miss spread in light filter at least exist
More than 50%；Wavelength is less than 50% in 780nm-820nm wave bands light penetration, exists in 820nm-880nm wave band light penetrations
More than 50%, it is less than 50% in 880nm-1200nm wave bands light penetration.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810187631.7A CN108111769A (en) | 2018-03-07 | 2018-03-07 | Utilize infrared laser and the system and method for white light mixed lighting shooting color image |
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| CN201810187631.7A CN108111769A (en) | 2018-03-07 | 2018-03-07 | Utilize infrared laser and the system and method for white light mixed lighting shooting color image |
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Application publication date: 20180601 |