CN104159085A - Monitoring system based on novel monitoring lens and two image sensors - Google Patents
Monitoring system based on novel monitoring lens and two image sensors Download PDFInfo
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- CN104159085A CN104159085A CN201410414294.2A CN201410414294A CN104159085A CN 104159085 A CN104159085 A CN 104159085A CN 201410414294 A CN201410414294 A CN 201410414294A CN 104159085 A CN104159085 A CN 104159085A
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Abstract
The invention discloses a monitoring system based on a novel monitoring lens and two image sensors. The monitoring system comprises a monitoring host and a monitoring lens, wherein a microprocessor, a first image sensor (13), a second image sensor (14), a display and a storage are arranged in the monitoring host; the monitoring lens comprises an outer barrel (1), an inner barrel (10), a lens mount (2), a semi-transparent reflector (3), a reflector (4), an infrared sensing recognition device (15), a lens group (5), an infrared cut-off filter (6) and a visible light cut-off filter (9); the semi-transparent reflector and the reflector are inclined by 45 degrees relative to an axis of the outer barrel and are arranged in the outer barrel; a connecting line of geometrical centers of the semi-transparent reflector and the reflector is vertical to the axis of the outer barrel. The monitoring system based on the novel monitoring lens and the two image sensors has the advantages of a novel and skilful integrated structure, abundant functions and capabilities of executing all-weather monitoring and achieving high video quality.
Description
Technical field
The present invention relates to a kind of supervisory control system based on Novel monitoring camera lens and double image sensor.
Background technology
In field of video monitoring, generally adopt conventional camera lens to obtain image, but existing optical lens only has a light-emitting window, function is limited, be more suitable for being applied to common occasion, and common watch-dog, by day during implementing monitoring, owing to being subject to the interference of infrared light, picture quality cannot ensure, therefore, is necessary to design a kind of novel supervisory control system and is specifically designed to field of video monitoring.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of supervisory control system based on Novel monitoring camera lens and double image sensor, the supervisory control system overall structure novelty of being somebody's turn to do based on Novel monitoring camera lens and double image sensor is ingenious, feature richness, round-the-clock monitoring can be carried out, and high video quality can be obtained.
The technical solution of invention is as follows:
A supervisory control system based on Novel monitoring camera lens and double image sensor, comprises monitoring host computer and monitoring camera;
In described monitoring host computer, be provided with microprocessor, the first imageing sensor (13), the second imageing sensor
(14), display and memory;
Described monitoring camera comprises outer cylinder body (1), inner barrel (10), camera lens bayonet socket (2), semi-transparent reflective mirror (3), speculum (4), infrared induction recognition device (15), set of lenses (5), cutoff filter (6) and visible ray edge filter (9);
Inner barrel is arranged in outer cylinder body, and the axis of inner barrel and the axis of outer cylinder body parallel;
The front opening of inner barrel is light inlet, and light inlet is positioned at the front end face of outer cylinder body, and the rear end of outer cylinder body has 2 light-emitting windows, and 2 light-emitting windows are the first light-emitting window (7) and the second light-emitting window (8); Set of lenses (5) is arranged in inner barrel in the mode vertical with inner barrel axis; Cutoff filter (6) is all arranged in outer cylinder body in the mode vertical with outer cylinder body axis with visible ray edge filter (9), and set of lenses is arranged on the rear of light inlet, visible ray edge filter is arranged on the place ahead of the first light-emitting window, and cutoff filter is arranged on the place ahead of the second light-emitting window; Camera lens bayonet socket is arranged on the rearward end of outer cylinder body;
Infrared induction recognition device is arranged in outer cylinder body, and the infrared sensor in infrared induction recognition device (12) is arranged on the leading section of outer cylinder body;
Semi-transparent reflective mirror and speculum all tilt 45 ° to be arranged in outer cylinder body with respect to the axis of outer cylinder body, and semi-transparent reflective mirror and speculum parallel to each other; Semi-transparent reflective mirror is vertical with the axis of outer cylinder body with the line at speculum Er He center;
Extraneous light sees through successively set of lenses, semi-transparent reflective mirror and cutoff filter and finally from the second light-emitting window, penetrates and form transmitted light path from light inlet enters;
Extraneous light first sees through set of lenses from light inlet enters, then through semi-transparent reflective mirror and speculum two secondary reflections, see through visible ray edge filter and finally penetrate and form reflected light path from the first light-emitting window again;
Periphery at light inlet is provided with 12 infrared discharge lamps (11), these 12 infrared discharge lamps being circumferentially evenly arranged along inner barrel; In outer cylinder body, be provided with the drive circuit of infrared discharge lamps;
Described bayonet socket is provided with for obtaining the contact of power supply and signal transmission; Described drive circuit is all connected with contact with infrared induction recognition device;
The first imageing sensor and the second imageing sensor are separately positioned on the rear of the first light-emitting window and the second light-emitting window;
The first imageing sensor, the second imageing sensor, memory, infrared induction recognition device, display are all connected with microprocessor; Microprocessor is also controlled infrared discharge lamps by drive circuit.
The front end face of outer cylinder body is provided with optical sensor, and optical sensor output signal is connected with the signal input part of microprocessor by described contact.
The first described light-emitting window is identical with the diameter of the second light-emitting window.
The first light-emitting window is identical with the diameter of light inlet.
Described infrared sensor is pyroelectric infrared sensor.
When the illumination signal that optical sensor output detected when microprocessor surpasses default threshold value (showing that now illumination condition is good), microprocessor is controlled infrared discharge lamps in extinguishing state by drive circuit; And the image obtaining based on natural daylight is reflected on display;
The illumination signal that optical sensor output detected when microprocessor is during lower than default threshold value (showing that now illumination condition is poor), and microprocessor is controlled infrared discharge lamps by drive circuit and opened; And the image obtaining based on infrared light is reflected on display;
If infrared induction recognition device senses that there is personnel activity at scene, output alarm signal, to microprocessor, then adopts following any mode to obtain monitor video:
(a) usual store video not under state, receives the report for police service after signal, and microprocessor starts monitor video the storage [to save memory space] of collection site;
(b) usually under state, gather compared with the video of 320 * 180 or 720 * 480 resolution (low resolution) storage, after the signal that receives the report for police service, gather video the storage [to save memory space] of 1280 * 720 or 1920 * 1080 resolution (high-resolution).
Beneficial effect:
Supervisory control system based on Novel monitoring camera lens and double image sensor of the present invention, its core is to have adopted novel monitoring camera and double image sensor, this camera lens adopts the new technology based on semi-transparent reflective mirror, introduce again a speculum, the light that enters camera lens is divided into 2 bundles, make the light of the second light-emitting window output for picture (passing through transmitted light path) whole in monitoring scene, this picture is the image forming through visible ray, owing to having adopted cutoff filter, filtering the image of infrared ray to imaging, its image effect is better; And the image that the light of the first light-emitting window output (for the light of reflected light path output) obtains is pure infrared image, and two groups of picture sizes are identical with the visual field, therefore no matter be to contrast two a series of paintings faces daytime or can realize monitoring evening, and monitoring, and monitoring effect is better.Therefore this supervisory control system based on Novel monitoring camera lens and double image sensor possesses the function of round-the-clock monitoring.
Camera lens of the present invention is also integrated with supplementary lighting sources, and 12 infrared discharge lamps, are conducive to obtain infrared image more clearly.
Further, the front end face of outer cylinder body is provided with optical sensor, for detection of on-the-spot intensity of illumination, once light a little less than, start supplementary lighting sources, thereby this supervisory control system possesses intelligent feature.
The effect of infrared induction recognition system is whether monitoring site exists personnel activity, only, when having personnel activity, just starts video recording or high-resolution recording function and monitoring function, not only saves memory space but also has more intelligent.
The setting of bayonet socket, for being connected fast with other devices, bayonet socket is the bayonet socket that slr camera generally adopts, and is existing mature technology.The effect of the contact on bayonet socket is to obtain power supply, and transmission of control signals (as the signal of control aperture and alarm signal etc.).
Therefore, this supervisory control system novel structure based on Novel monitoring camera lens and double image sensor, design ingenious, feature richness, flexibility is strong, has automation and intelligentized feature, is particularly useful for monitoring occasion.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of Novel monitoring camera lens of the present invention.
Fig. 2 is the rearward end structural representation of Novel monitoring camera lens.
Fig. 3 is the leading section structural representation of Novel monitoring camera lens.
Fig. 4 is the general structure schematic diagram of the supervisory control system based on Novel monitoring camera lens and double image sensor.
Label declaration: 1-outer cylinder body, the semi-transparent reflective mirror of 3-, 4-speculum, 5-set of lenses, 6-cutoff filter, 7-the first light-emitting window, 8-the second light-emitting window, 9-visible ray edge filter, 10-inner barrel, 11-infrared discharge lamps, 12--infrared sensor, 13-the first imageing sensor, 14-the second imageing sensor; 15-infrared induction recognition device.
Embodiment
Below with reference to the drawings and specific embodiments, the present invention is described in further details:
Embodiment 1:
As Figure 1-4, a kind of supervisory control system based on Novel monitoring camera lens and double image sensor, comprises monitoring host computer and monitoring camera;
In described monitoring host computer, be provided with microprocessor, the first imageing sensor (13), the second imageing sensor
(14), display and memory;
Described monitoring camera comprises outer cylinder body (1), inner barrel (10), camera lens bayonet socket (2), semi-transparent reflective mirror (3), speculum (4), infrared induction recognition device (15), set of lenses (5), cutoff filter (6) and visible ray edge filter (9);
Inner barrel is arranged in outer cylinder body, and the axis of inner barrel and the axis of outer cylinder body parallel;
The front opening of inner barrel is light inlet, and light inlet is positioned at the front end face of outer cylinder body, and the rear end of outer cylinder body has 2 light-emitting windows, and 2 light-emitting windows are the first light-emitting window (7) and the second light-emitting window (8); Set of lenses (5) is arranged in inner barrel in the mode vertical with inner barrel axis; Cutoff filter (6) is all arranged in outer cylinder body in the mode vertical with outer cylinder body axis with visible ray edge filter (9), and set of lenses is arranged on the rear of light inlet, visible ray edge filter is arranged on the place ahead of the first light-emitting window, and cutoff filter is arranged on the place ahead of the second light-emitting window; Camera lens bayonet socket is arranged on the rearward end of outer cylinder body;
Infrared induction recognition device is arranged in outer cylinder body, and the infrared sensor in infrared induction recognition device (12) is arranged on the leading section of outer cylinder body;
Semi-transparent reflective mirror and speculum all tilt 45 ° to be arranged in outer cylinder body with respect to the axis of outer cylinder body, and semi-transparent reflective mirror and speculum parallel to each other; Semi-transparent reflective mirror is vertical with the axis of outer cylinder body with the line at speculum Er He center;
Extraneous light sees through successively set of lenses, semi-transparent reflective mirror and cutoff filter and finally from the second light-emitting window, penetrates and form transmitted light path from light inlet enters;
Extraneous light first sees through set of lenses from light inlet enters, then through semi-transparent reflective mirror and speculum two secondary reflections, see through visible ray edge filter and finally penetrate and form reflected light path from the first light-emitting window again;
Periphery at light inlet is provided with 12 infrared discharge lamps (11), these 12 infrared discharge lamps being circumferentially evenly arranged along inner barrel; In outer cylinder body, be provided with the drive circuit of infrared discharge lamps;
Described bayonet socket is provided with for obtaining the contact of power supply and signal transmission; Described drive circuit is all connected with contact with infrared induction recognition device;
The first imageing sensor and the second imageing sensor are separately positioned on the rear of the first light-emitting window and the second light-emitting window;
The first imageing sensor, the second imageing sensor, memory, infrared induction recognition device, display are all connected with microprocessor; Microprocessor is also controlled infrared discharge lamps by drive circuit.
The front end face of outer cylinder body is provided with optical sensor, and optical sensor output signal is connected with the signal input part of microprocessor by described contact.
The first described light-emitting window is identical with the diameter of the second light-emitting window.
The first light-emitting window is identical with the diameter of light inlet.
Described infrared sensor is pyroelectric infrared sensor.
When the illumination signal that optical sensor output detected when microprocessor surpasses default threshold value (showing that now illumination condition is good), microprocessor is controlled infrared discharge lamps in extinguishing state by drive circuit; And the image obtaining based on natural daylight is reflected on display;
The illumination signal that optical sensor output detected when microprocessor is during lower than default threshold value (showing that now illumination condition is poor), and microprocessor is controlled infrared discharge lamps by drive circuit and opened; And the image obtaining based on infrared light is reflected on display;
If infrared induction recognition device senses that there is personnel activity at scene, output alarm signal, to microprocessor, then adopts following any mode to obtain monitor video:
(a) usual store video not under state, receives the report for police service after signal, and microprocessor starts monitor video the storage [to save memory space] of collection site;
(b) usually under state, gather compared with the video of 320 * 180 or 720 * 480 resolution (low resolution) storage, after the signal that receives the report for police service, gather video the storage [to save memory space] of 1280 * 720 or 1920 * 1080 resolution (high-resolution).
Illustrate:
Infrared discharge lamps, as infrared emission light source, is specially and adopts infrared emission LED lamp.
Visible ray edge filter, full name, for cut-off visible ray sees through infrared light filter, is a kind of visible ray of 99.5% that can absorb, a kind of Polymer Synthesizing plastic cement of the near infrared light through 90%.Be widely used in photoelectric sensor, play panel visual effect elegant in appearance.Product has certain toughness, can impact resistance, and not easily broken, can be processed into arbitrary shape, circle, square, rectangular, triangle, trapezoidal, different circle, decorative pattern, letter, numeral, the difformities such as pattern, competitively priced, reliable in quality, is widely used.
Cutoff filter, be called for short IRCF, can realize visible region (400-630nm) thoroughly high, the optical filter of near-infrared (700-1100nm) cut-off, for eliminating the impact of Infrared on CCD/CMOS imaging, by add cutoff filter in imaging system, stop the infrared light of this part interference image quality, can be so that the better optimum visual that meets human eye of image forming.
The operation principle explanation of infrared induction recognition system:
The transducer that infrared induction recognition system adopts is pyroelectric infrared sensor, when scene has related personnel movable, pyroelectric infrared sensor will lose charge balance receiving when human infrared radiation temperature changes, outwards discharge electric charge, signal processing circuit in infrared induction recognition system (for existing mature technology) just can produce alarm signal and through contact, output to the external circuit being connected with camera lens after processing after testing, external circuit obtains current video and image based on this warning circuit at startup imageing sensor, realizes monitoring in real time.
The drive circuit of infrared discharge lamps is existing mature technology, and the contact by external circuit by this bayonet socket outputs a control signal to drive circuit, controls the startup of drive circuit and stops.This control signal is sent by the processor of external circuit, this control signal is relevant to the output signal of optical sensor, when processor detects illumination lower than a certain threshold value, sends control signal and starts drive circuit, open infrared discharge lamps, otherwise close infrared discharge lamps.
Claims (6)
1. the supervisory control system based on Novel monitoring camera lens and double image sensor, is characterized in that, comprises monitoring host computer and monitoring camera;
In described monitoring host computer, be provided with microprocessor, the first imageing sensor (13), the second imageing sensor (14), display and memory;
Described monitoring camera comprises outer cylinder body (1), inner barrel (10), camera lens bayonet socket (2), semi-transparent reflective mirror (3), speculum (4), infrared induction recognition device (15), set of lenses (5), cutoff filter (6) and visible ray edge filter (9);
Inner barrel is arranged in outer cylinder body, and the axis of inner barrel and the axis of outer cylinder body parallel;
The front opening of inner barrel is light inlet, and light inlet is positioned at the front end face of outer cylinder body, and the rear end of outer cylinder body has 2 light-emitting windows, and 2 light-emitting windows are the first light-emitting window (7) and the second light-emitting window (8); Set of lenses (5) is arranged in inner barrel in the mode vertical with inner barrel axis; Cutoff filter (6) is all arranged in outer cylinder body in the mode vertical with outer cylinder body axis with visible ray edge filter (9), and set of lenses is arranged on the rear of light inlet, visible ray edge filter is arranged on the place ahead of the first light-emitting window, and cutoff filter is arranged on the place ahead of the second light-emitting window; Camera lens bayonet socket is arranged on the rearward end of outer cylinder body;
Infrared induction recognition device is arranged in outer cylinder body, and the infrared sensor in infrared induction recognition device (12) is arranged on the leading section of outer cylinder body;
Semi-transparent reflective mirror and speculum all tilt 45 ° to be arranged in outer cylinder body with respect to the axis of outer cylinder body, and semi-transparent reflective mirror and speculum parallel to each other; Semi-transparent reflective mirror is vertical with the axis of outer cylinder body with the line at speculum Er He center;
Extraneous light sees through successively set of lenses, semi-transparent reflective mirror and cutoff filter and finally from the second light-emitting window, penetrates and form transmitted light path from light inlet enters;
Extraneous light first sees through set of lenses from light inlet enters, then through semi-transparent reflective mirror and speculum two secondary reflections, see through visible ray edge filter and finally penetrate and form reflected light path from the first light-emitting window again;
Periphery at light inlet is provided with 12 infrared discharge lamps (11), these 12 infrared discharge lamps being circumferentially evenly arranged along inner barrel; In outer cylinder body, be provided with the drive circuit of infrared discharge lamps;
Described bayonet socket is provided with for obtaining the contact of power supply and signal transmission; Described drive circuit is all connected with contact with infrared induction recognition device;
The first imageing sensor and the second imageing sensor are separately positioned on the rear of the first light-emitting window and the second light-emitting window;
The first imageing sensor, the second imageing sensor, memory, infrared induction recognition device, display are all connected with microprocessor; Microprocessor is also controlled infrared discharge lamps by drive circuit.
2. the supervisory control system based on Novel monitoring camera lens and double image sensor according to claim 1, it is characterized in that, the front end face of outer cylinder body is provided with optical sensor, and optical sensor output signal is connected with the signal input part of microprocessor by described contact.
3. the supervisory control system based on Novel monitoring camera lens and double image sensor according to claim 2, is characterized in that, the first described light-emitting window is identical with the diameter of the second light-emitting window.
4. the supervisory control system based on Novel monitoring camera lens and double image sensor according to claim 3, is characterized in that, the first light-emitting window is identical with the diameter of light inlet.
5. according to the supervisory control system based on Novel monitoring camera lens and double image sensor described in claim 1-4 any one, it is characterized in that, described infrared sensor is pyroelectric infrared sensor.
6. according to the supervisory control system based on Novel monitoring camera lens and double image sensor described in claim 2-4 any one, it is characterized in that,
When the illumination signal that optical sensor output detected when microprocessor surpasses default threshold value, microprocessor is controlled infrared discharge lamps in extinguishing state by drive circuit; And the image obtaining based on natural daylight is reflected on display;
The illumination signal that optical sensor output detected when microprocessor is during lower than default threshold value, and microprocessor is controlled infrared discharge lamps by drive circuit and opened; And the image obtaining based on infrared light is reflected on display;
If infrared induction recognition device senses that there is personnel activity at scene, output alarm signal is to microprocessor; Supervisory control system adopts following any mode to obtain monitor video:
(a) usual store video not under state, receives the report for police service after signal, and microprocessor starts monitor video the storage of collection site;
(b) usually under state, gather compared with the video of 320 * 180 or 720 * 480 resolution storage, after the signal that receives the report for police service, gather video the storage of 1280 * 720 or 1920 * 1080 resolution.
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| CN201410414294.2A CN104159085A (en) | 2014-08-21 | 2014-08-21 | Monitoring system based on novel monitoring lens and two image sensors |
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| CN201410414294.2A CN104159085A (en) | 2014-08-21 | 2014-08-21 | Monitoring system based on novel monitoring lens and two image sensors |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105572866A (en) * | 2016-03-09 | 2016-05-11 | 成都速联创智科技有限责任公司 | Visible light and infrared composite imaging device |
| CN106367925A (en) * | 2016-09-30 | 2017-02-01 | 无锡小天鹅股份有限公司 | Clothes processing device |
| TWI756436B (en) * | 2017-05-29 | 2022-03-01 | 日商Ｊｓｒ股份有限公司 | Optical filter for ambient light sensor, ambient light sensor, and electronic equipment |
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| CN102495473A (en) * | 2011-11-15 | 2012-06-13 | 天津理工大学 | Visible light and infrared light splitting system |
| CN103037152A (en) * | 2012-12-25 | 2013-04-10 | 天津三星光电子有限公司 | Double-inductor infrared camera and control method thereof |
| CN203243451U (en) * | 2013-05-10 | 2013-10-16 | 浙江纳特智能网络工程有限公司 | Intelligent monitoring device |
| CN103634516A (en) * | 2013-11-11 | 2014-03-12 | 成都市晶林电子技术有限公司 | Preprocessing lens |
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Patent Citations (5)
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|---|---|---|---|---|
| CN101674469A (en) * | 2009-10-12 | 2010-03-17 | 长春理工大学 | Recording and transmission system of monitoring and alarming images of small optical fiber circuit |
| CN102495473A (en) * | 2011-11-15 | 2012-06-13 | 天津理工大学 | Visible light and infrared light splitting system |
| CN103037152A (en) * | 2012-12-25 | 2013-04-10 | 天津三星光电子有限公司 | Double-inductor infrared camera and control method thereof |
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| CN105572866A (en) * | 2016-03-09 | 2016-05-11 | 成都速联创智科技有限责任公司 | Visible light and infrared composite imaging device |
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| TWI756436B (en) * | 2017-05-29 | 2022-03-01 | 日商Ｊｓｒ股份有限公司 | Optical filter for ambient light sensor, ambient light sensor, and electronic equipment |
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