CN206164731U - Moving object image tracker based on infrared detection - Google Patents
Moving object image tracker based on infrared detection Download PDFInfo
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- CN206164731U CN206164731U CN201621187867.3U CN201621187867U CN206164731U CN 206164731 U CN206164731 U CN 206164731U CN 201621187867 U CN201621187867 U CN 201621187867U CN 206164731 U CN206164731 U CN 206164731U
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Abstract
The utility model provides a moving object image tracker based on infrared detection, realizes the triggering nature of camera and opens that the object removal can be trailed to the camera does not have the dead angle shooting, only carries out the track up to removing the heat source object. The output of photoemission ware links to each other with adc's III input, and adc's III output links to each other with field programmable gate array. Adc's II input links to each other with photoelectric receiver's output, and adc's II output links to each other with field programmable gate array. Infrared detector's input links to each other with digital analog converter's output, and digital analog converter's input links to each other with field programmable gate array, and infrared detector's output links to each other with adc I. The input of driver links to each other with field programmable gate array, and the output of driver links to each other with the input of motor, and the output of motor links to each other with the cloud platform, and the cloud platform links to each other with the camera.
Description
Technical field
This utility model is related to a kind of mobile object image tracking system based on infrared acquisition, belongs to photodetection tracking
Technical field.
Background technology
With the high speed development and the rapid advances of society of science and technology, in modern commercial production operation and business application
In, the demand based on luminous point detection and all kinds of measurements, identification and tracking system of image procossing is increasingly vigorous.For example, current
In the storage of all kinds of enterprises and institutions, security protection and building automation system, video monitoring system has been obtained for being widely applied.
In conventional video monitoring system, the visual angle of photographic head is limited, if while monitoring a large area, it usually needs many
Individual photographic head carries out division of labor cooperation according to the distribution situation of the angle of visual field, such high cost and energy consumption is big, at the same time, if desired
People's continuous monitoring also result in a large amount of wastes of human resourcess.With microelectric technique, signal processing theory and technology and pattern
The fast development of Recognition Theory, at the high-speed computation technology of programming device, electromechanical engineering application technology and digital picture
Reason technology constantly improve and development, the mankind start the intelligence by the high speed of computer, high accuracy and high reliability and biological vision
Energyization is abstract to combine, and has gradually formed a new disciplines --- machine vision, realize moving with technology using machine vision is theoretical
The detection of animal body, tracking, identification and record.
Utility model content
This utility model mainly solving the technical problems that：A kind of mobile object image trace based on infrared acquisition is provided
System, the triggering for realizing single photographic head is opened, and photographic head can track heat source thermo movement and carry out being shot without dead angle, reduce
Picture pick-up device consumption, is only tracked shooting to moving heat source object, with energy consumption is low, the low feature of False Rate.
The technical solution adopted in the utility model is：
A kind of mobile object image tracking system based on infrared acquisition, including：Infrared Detectorss, digital to analog converter,
One analog-digital converter, photoemitter, photelectric receiver, the second analog-digital converter, the 3rd analog-digital converter, fpga chip, drive
Dynamic device, motor, head, photographic head, dsp chip and memorizer；
Photoemitter and photelectric receiver are respectively by the 3rd analog-digital converter and the second analog-digital converter and FPGA cores
Piece is connected, the working condition of fpga chip monitoring photoemitter and photelectric receiver, photoemitter and photelectric receiver it
Between be monitored area, photoemitter transmitting infrared light, photelectric receiver receives the infrared light that the photoemitter sends, light
Electric emitter and photelectric receiver coordinate to have detected whether that object enters the monitored area, and object is detected with institute is entered
In the case of stating monitored area, photelectric receiver sends interruption pulse signal to the second analog-digital converter, the second analog-digital converter
The interruption pulse signal is carried out being exported to fpga chip after analog digital conversion；
The interruption pulse signal is sent to dsp chip by fpga chip, and dsp chip is received after interruption pulse signal
Control signal is sent, the control signal passes sequentially through and Infrared Detectorss are sent into after fpga chip and digital to analog converter, controlled infrared
Detector is opened, and whether detection is heat source thermo into the object of the monitored area, and result of detection is passed through into the first modulus
Transducer and fpga chip are sent to dsp chip, in the case that the object into the monitored area is heat source thermo, DSP
Chip sends control instruction to photographic head by fpga chip, makes photographic head open, and the realtime image data of photographic head collection leads to
Cross fpga chip to send in dsp chip, dsp chip is in memory stored the realtime image data, meanwhile, DSP
Chip also carries out being processed for the image trace of heat source thermo to the realtime image data, and result is passed through into FPGA cores
Piece is sent to driver, and driver realizes the photographic head on head to the heat by motor-driven cloud platform rotation
The track up of source object.
Also include the first clock chip and second clock chip, the first clock chip provides work clock letter to fpga chip
Number, second clock chip provides operating clock signals to DSP.
What this utility model brought compared with prior art has the beneficial effect that：
(1) detected whether that object enters monitored area by photoemitter and photelectric receiver, only had object to enter
In the case of entering, then detected into whether the object of the monitored area is heat source thermo by Infrared Detectorss, and then determined
Whether photographic head is opened, and on the one hand this triggering screening-mode reduces the working time of Infrared Detectorss compared with traditional mode,
Reduce the shooting time of photographic head so that Infrared Detectorss and photographic head only work under given conditions, improve system pair
Reliability, and be highly suitable for such as inflammable and explosive warehouse prevent heat source thermo enter region security protection；
(2) when there is heat source thermo to enter monitored area, real time imaging is opened and gathered to photographic head, and system is to described real-time
View data carries out being processed for the image trace of heat source thermo, and controls head and photographic head to thermal source thing according to result
Body is tracked shooting, and this mode effectively reduces the usage amount of picture pick-up device, reduces cost, also, the system may be used also
To expand warning system, enter fashionable when heat source thermo is detected, warning system can be warned with the carrying out of automatization.It is relatively existing
By way of technology can only be monitored people, high degree of automation, and reliability is also higher.
Description of the drawings
Fig. 1 is the structural representation of this utility model image tracking system.
Specific embodiment
As shown in figure 1, this utility model provides a kind of mobile object image tracking system based on infrared acquisition, including
Infrared Detectorss, photoemitter, photelectric receiver, digital to analog converter, analog-digital converter I (the first analog-digital converter), modulus
Transducer II (the second analog-digital converter), analog-digital converter III (the 3rd analog-digital converter), on-site programmable gate array FPGA, drive
Dynamic device, motor, head, photographic head, digital signal processor DSP, clock chip I (the first clock chip), clock chip II
(second clock chip) and memorizer, the triggering for realizing photographic head is opened, and photographic head energy consumption is low, and photographic head can track object
Movement carries out being shot without dead angle, reduces the consumption of picture pick-up device, is only tracked shooting, False Rate to moving heat source object
It is low.
Photographic head is arranged on head, can be rotated with the rotation of head, and driver can pass through motor-driven
Cloud platform rotation.The outfan of photoemitter is connected with the input of analog-digital converter III, the outfan of analog-digital converter III with
FPGA be connected, the input of analog-digital converter II is connected with the outfan of photelectric receiver, the outfan of analog-digital converter II and
FPGA is connected.FPGA is connected with DSP, and clock chip I is connected with FPGA, and clock chip I provides clock signal for FPGA.Clock core
Piece II is connected with digital signal processor, and clock chip II provides clock frequency signal.Memorizer and digital signal processor phase
Even, memorizer is used for the memory space of expansion of digital signal processor.The input of Infrared Detectorss is defeated with digital to analog converter
Go out end to be connected, the input of digital to analog converter is connected with FPGA, and the outfan of Infrared Detectorss is connected with analog-digital converter I.Drive
The input of dynamic device is connected with the outfan of field programmable gate array, the outfan of driver and the input phase of motor
Even, the outfan of brushless motor is connected with head, and head is connected with photographic head, and brushless motor receives digital signal processor
Control rotate and drive cloud platform rotation, head is used to drive photographic head to rotate, and photographic head is used to shoot object.
Operation principle of the present utility model and the course of work are described as follows：
Photoemitter and photelectric receiver are respectively by the 3rd analog-digital converter and the second analog-digital converter and FPGA cores
Piece is connected, the working condition of fpga chip monitoring photoemitter and photelectric receiver, photoemitter and photelectric receiver it
Between be monitored area, photoemitter transmitting infrared light, photelectric receiver receives the infrared light that the photoemitter sends, light
Electric emitter and photelectric receiver coordinate to have detected whether that object enters the monitored area, and object is detected with institute is entered
In the case of stating monitored area, photelectric receiver sends interruption pulse signal to the second analog-digital converter, the second analog-digital converter
The interruption pulse signal is carried out being exported to fpga chip after analog digital conversion；
Monitored area described in this utility model is fixed area, can be typically the positions such as store entrance, photoelectricity
Emitter and photelectric receiver are separately mounted to both sides, when there is object to occur between photoemitter and photelectric receiver,
The infrared light of photoemitter is blocked, and photelectric receiver does not receive signal and then exports interruption pulse, and DSP is carried out at judgement
Show that object enters and control Infrared Detectorss opening after reason, detected whether pyrogenicity object.
The interruption pulse signal is sent to dsp chip by fpga chip, and dsp chip is received after interruption pulse signal
Control signal is sent, the control signal passes sequentially through and Infrared Detectorss are sent into after fpga chip and digital to analog converter, controlled infrared
Detector is opened, and whether detection is heat source thermo into the object of the monitored area, and result of detection is passed through into the first modulus
Transducer and fpga chip are sent to dsp chip, in the case that the object into the monitored area is heat source thermo, DSP
Chip sends control instruction to photographic head by fpga chip, makes photographic head open, and the realtime image data of photographic head collection leads to
Cross fpga chip to send in dsp chip, dsp chip is in memory stored the realtime image data, meanwhile, DSP
Chip also carries out being processed for the image trace of heat source thermo to the realtime image data, and result is passed through into FPGA cores
Piece is sent to driver, and driver realizes the photographic head on head to the heat by motor-driven cloud platform rotation
The track up of source object.
Above-mentioned image trace processing method algorithm conventional at present mainly has mean absolute difference (MAD), normalized crosscorrelation
And the sum of squares of deviations (SSD) etc. (NCC).
Embodiment：
Mobile object image tracking system described in the utility model is arranged on into inflammable and explosive store entrance, photoemission
Device and photelectric receiver are attached separately to entrance both sides, to have detected whether that object enters entrance, Infrared Detectorss also aligned inlet,
To judge whether the object of ingress is heat source thermo, if heat source thermo, DSP control photographic head is shot, and
According to the process of the real time imaging to shooting, the photographic head being mounted on head is controlled by driver and motor, is made
Photographic head real-time tracking heat source thermo is simultaneously shot.
This mode effectively reduces the usage amount of picture pick-up device, reduces cost, also, this utility model image trace
System can also expand warning system, and by FPGA alarm is connected to, and enter fashionable when heat source thermo is detected, warning system
Can be warned with the carrying out of automatization.By way of hinge structure can only be monitored people, high degree of automation, and can
It is also higher by property.
In this utility model tracking system, the digital signal processor that DSP is produced from Texas Instruments, Inc, its type
Number it is TMS320C6000, the type digital signal processor speed of service is fast, is suitable in image processing and analysis.Fpga chip is adopted
With the chip of Xilinx Spartan-6 models.Analog-digital converter adopts the chip of AD974 models, digital to analog converter to adopt model
For the chip of TLV5629.Photographic head is CMOS-type photographic head, possesses camera function and digitized high definition recording function, photographic head
Receive control signal to open and shot, DSP realizes the tracking of image motion target and deposits real time imaging by computing
In storing up memorizer, additionally, DSP is rotated according to the output control motor of graphical analyses realizes track up.
Claims (8)
1. a kind of mobile object image tracking system based on infrared acquisition, it is characterised in that include：Infrared Detectorss, digital-to-analogue turn
Parallel operation, the first analog-digital converter, photoemitter, photelectric receiver, the second analog-digital converter, the 3rd analog-digital converter, FPGA
Chip, driver, motor, head, photographic head, dsp chip and memorizer；
Photoemitter and photelectric receiver are respectively by the 3rd analog-digital converter and the second analog-digital converter and fpga chip phase
Even, the working condition of fpga chip monitoring photoemitter and photelectric receiver, be between photoemitter and photelectric receiver
Monitored area, photoemitter transmitting infrared light, photelectric receiver receives the infrared light that the photoemitter sends, and photoelectricity is sent out
Emitter and photelectric receiver coordinate to have detected whether that object enters the monitored area, are being detected with object into the prison
In the case of surveying region, photelectric receiver sends interruption pulse signal to the second analog-digital converter, and the second analog-digital converter is to institute
Stating interruption pulse signal carries out being exported to fpga chip after analog digital conversion；
The interruption pulse signal is sent to dsp chip by fpga chip, and dsp chip is received and sent after interruption pulse signal
Control signal, the control signal passes sequentially through and Infrared Detectorss is sent into after fpga chip and digital to analog converter, controls infrared acquisition
Device is opened, and whether detection is heat source thermo into the object of the monitored area, and result of detection is passed through into the first analog digital conversion
Device and fpga chip are sent to dsp chip, in the case that the object into the monitored area is heat source thermo, dsp chip
Control instruction is sent to photographic head by fpga chip, makes photographic head open, the realtime image data of photographic head collection passes through
Fpga chip is sent in dsp chip, and dsp chip is in memory stored the realtime image data, meanwhile, DSP cores
Piece also carries out being processed for the image trace of heat source thermo to the realtime image data, and result is passed through into fpga chip
Driver is sent to, driver realizes the photographic head on head to the thermal source by motor-driven cloud platform rotation
The track up of object.
2. a kind of mobile object image tracking system based on infrared acquisition according to claim 1, it is characterised in that：Also
Including the first clock chip and second clock chip, the first clock chip provides operating clock signals to fpga chip, when second
Clock chip provides operating clock signals to DSP.
3. a kind of mobile object image tracking system based on infrared acquisition according to claim 1 and 2, its feature exists
In：Also include warning system, in the case that the object into the monitored area is heat source thermo, the report of fpga chip connection
Alarm system carries out alarm.
4. a kind of mobile object image tracking system based on infrared acquisition according to claim 1 and 2, its feature exists
In：The monitored area is fixed area.
5. a kind of mobile object image tracking system based on infrared acquisition according to claim 1 and 2, its feature exists
In：The photographic head is CMOS-type photographic head.
6. a kind of mobile object image tracking system based on infrared acquisition according to claim 1 and 2, its feature exists
In：Chip of the dsp chip from model TMS320C6000.
7. a kind of mobile object image tracking system based on infrared acquisition according to claim 1 and 2, its feature exists
In：The motor adopts brushless electric machine.
8. a kind of mobile object image tracking system based on infrared acquisition according to claim 1 and 2, its feature exists
In：The fpga chip adopts the chip of Xilinx Spartan-6 models.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187867.3U CN206164731U (en) | 2016-11-04 | 2016-11-04 | Moving object image tracker based on infrared detection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621187867.3U CN206164731U (en) | 2016-11-04 | 2016-11-04 | Moving object image tracker based on infrared detection |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107360368A (en) * | 2017-07-11 | 2017-11-17 | 北京玖柏图技术股份有限公司 | Link camera system |
| CN107645648A (en) * | 2017-09-27 | 2018-01-30 | 苏州宝时洁电器有限公司 | A kind of supervising device and its monitoring method |
| CN108830390A (en) * | 2018-06-19 | 2018-11-16 | 国网浙江电动汽车服务有限公司 | A kind of intelligent operational system and method for charging station |
| CN109353246A (en) * | 2018-10-29 | 2019-02-19 | 国网浙江电动汽车服务有限公司 | A kind of charging station intelligence operational system and method |
| CN111080963A (en) * | 2019-12-18 | 2020-04-28 | 广州穗能通能源科技有限责任公司 | Construction site warning method and device, computer equipment and storage medium |
| CN111127799A (en) * | 2020-01-20 | 2020-05-08 | 南通围界盾智能科技有限公司 | Tracking alarm detector and tracking method of detector |
| CN114584697A (en) * | 2020-11-16 | 2022-06-03 | 中国航发商用航空发动机有限责任公司 | Residue detection apparatus and method |
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2016
- 2016-11-04 CN CN201621187867.3U patent/CN206164731U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107360368A (en) * | 2017-07-11 | 2017-11-17 | 北京玖柏图技术股份有限公司 | Link camera system |
| CN107645648A (en) * | 2017-09-27 | 2018-01-30 | 苏州宝时洁电器有限公司 | A kind of supervising device and its monitoring method |
| CN108830390A (en) * | 2018-06-19 | 2018-11-16 | 国网浙江电动汽车服务有限公司 | A kind of intelligent operational system and method for charging station |
| CN109353246A (en) * | 2018-10-29 | 2019-02-19 | 国网浙江电动汽车服务有限公司 | A kind of charging station intelligence operational system and method |
| CN111080963A (en) * | 2019-12-18 | 2020-04-28 | 广州穗能通能源科技有限责任公司 | Construction site warning method and device, computer equipment and storage medium |
| CN111127799A (en) * | 2020-01-20 | 2020-05-08 | 南通围界盾智能科技有限公司 | Tracking alarm detector and tracking method of detector |
| CN114584697A (en) * | 2020-11-16 | 2022-06-03 | 中国航发商用航空发动机有限责任公司 | Residue detection apparatus and method |
| CN114584697B (en) * | 2020-11-16 | 2024-06-25 | 中国航发商用航空发动机有限责任公司 | Residue detection device and method |
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