CN201440298U - Road monitoring record system based on high definition intelligent camera - Google Patents
Road monitoring record system based on high definition intelligent camera Download PDFInfo
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- CN201440298U CN201440298U CN2009201348416U CN200920134841U CN201440298U CN 201440298 U CN201440298 U CN 201440298U CN 2009201348416 U CN2009201348416 U CN 2009201348416U CN 200920134841 U CN200920134841 U CN 200920134841U CN 201440298 U CN201440298 U CN 201440298U
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Abstract
The utility model relates to a road monitoring record system based on high definition intelligent camera, which comprises a signal control box (1), a high definition intelligent camera (4), a control host computer (8) and an ADSL or optical fiber transmission equipment (7), wherein the signal control box is connected with an induction coil (2) and a traffic signal light (9); the high definition intelligent camera is connected with the control box (1) through a RS485 bus (3); and the control host computer and the ADSL or the optical fiber transmission equipment are connected with an exchanger (6) through Ethernet (5). By using the high pixel resolution of the high definition intelligent camera, the system solves the problem that common camera has poor image quality when illegal behaviors are shot. By using the integrated FPGA chip of the high definition intelligent camera, the test signals of vehicles and red light signal can be logically processed. By using the high performance DSP chip in the camera, image collection and processing, and video detection algorithm can be realized, i.e. one high definition intelligent camera can realize the functions completed by camera, video collection card and industrial control computer together of traditional intelligent traffic products. In addition, the camera integrates all the functions of an e-police system and a gate system which can be switched freely.
Description
Technical field
The utility model relates to a kind of intelligent transport technology, more particularly, relates to a kind of road monitoring and recording system based on the high-definition intelligent camera.
Background technology
Present domestic intelligent transportation product, mainly comprise red-lamp running automatic recording system (being electronic police system) and road vehicle monitoring and recording system (being Gate System), all depend on modes such as ground induction coil detection, Video Detection, thereby realize the passage situation of each track vehicle of automatic transport detection crossing, and the signal lamp state of monitoring the crossing all directions in real time, realization to make a dash across the red light, reverse driving, not according to the automatic candid photograph of illegal vehicles such as lanes, and unify to handle to traffic control center by wired, wireless network transmissions unlawful data.
In the prior art, the intelligent traffic monitoring system mainly is made up of video camera, vehicle detection unit, candid photograph control module, image acquisition units, application controls software, industrial control computer and web-transporting device etc., front-end equipment is formed relative complex, and the trouble spot is many.Operate in detection signal that the application controls software on the industrial control computer sends here by real-time monitoring vehicle detecting unit and, realize the candid photograph of vehicle illegal behavior and the candid photograph of traffick by the image acquisition units acquisition of image data.Owing to adopt common camera, the valid pixel that generates picture by collecting unit has only about 380,000, and resolution is low, can't guarantee picture quality, must join a feature video camera in each track in order to see the car plate of capturing vehicle clearly.And traditional intelligent traffic monitoring systemic-function is more single, can not realize the multiple act of violating regulations to the intersection simultaneously, as make a dash across the red light, drive in the wrong direction, hypervelocity etc. is monitored and judge.
The utility model content
The technical problems to be solved in the utility model is, image pixel and resolution that the image acquisition units that exists in the intelligent traffic monitoring system at prior art is gathered are low, the monitoring system front-end equipment is formed relative complex, the trouble spot is many and the defective of function singleness, and a kind of simple and reliable, image acquisition and processing and powerful, the multi-functional intelligent traffic monitoring of communication function system are provided.
The technical scheme that the utility model addresses the above problem is: construct a kind of road monitoring and recording system based on the high-definition intelligent camera, comprise the ground induction coil that is laid in the road, one or more high-definition intelligent cameras that reception is connected with control box from the signal controlling case of ground induction coil and traffic signals modulating signal, by the RS485 bus and be connected to main control system and ADSL or fibre optic transmission equipment on the switch by Ethernet, described one or more high-definition intelligent cameras are connected to described switch by Ethernet.
In above-mentioned road monitoring and recording system based on the high-definition intelligent camera, described signal controlling case comprises wagon detector and signal acquisition controller, wherein, wagon detector is connected with ground induction coil by cable, and described signal acquisition controller connects traffic lights and wagon detector.
In above-mentioned road monitoring and recording system based on the high-definition intelligent camera, described high-definition intelligent camera comprises the imageing sensor, image acquisition driver element, image pretreatment unit of 2,000,000 above pixels, integrated field programmable gate array (Field-Programmable Gate Array, abbreviation FPGA) logical process chip, built-in high-performance digital signal processor (digital signal processor, abbreviation DSP), in advance embed various image processing algorithms and I/O logical process algorithm, but and support plate level secondary development.Above-mentioned high-definition intelligent camera also comprises the communication unit that is connected with the fpga logic process chip, the network communication unit that is connected with DSP, and described network communication unit is connected to described switch by Ethernet.
In above-mentioned road monitoring and recording system based on the high-definition intelligent camera, the image acquisition driver element comprises horizontal driver and vertical driver.
Enforcement the utility model based on the beneficial effect of the road monitoring and recording system of high-definition intelligent camera is, owing to adopt the high-definition intelligent camera, utilize the high resolving power of its 1,000,000 above pixel, adopt common camera to take the problem of illegal picture image quality difference before having solved.Simultaneously, since the high-definition intelligent camera applications up-to-date DSP, FPGA and high capacity memory technology, collection, processing and the communication function of image are integrated in the single camera, thus provide have multi-functional, modularization, high reliability, the machine vision solution that is easy to realize.At least can satisfy the application requirements of electronic police and two subsystems of road bayonet socket, can between these two kinds of mode of operations, carry out freely switching.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the utility model based on the road monitoring and recording system embodiment of high-definition intelligent camera.
Fig. 2 is the system logic block diagram of the used high-definition intelligent camera of the utility model embodiment.
Embodiment
Each figure grade is unitedly described as follows: the 1st, and the signal controlling case, the 101st, wagon detector, the 102nd, signal acquisition controller, the 2nd, ground induction coil, the 3rd, RS485 bus, the 4th, the high-definition intelligent camera, the 5th, Ethernet, the 6th, switch, the 7th, ADSL or fibre optic transmission equipment, the 8th, main control system, the 9th, traffic lights.
As shown in Figure 1, the utility model comprises the ground induction coil 2 that is laid in the road based on the road monitoring and recording system of high-definition intelligent camera, one or more high-definition intelligent cameras 4 that connect the signal controlling case 1 of traffic lights 9 and ground induction coil 2 signals, are connected with control box 1 by RS485 bus 3 and be connected to main control system 8 and ADSL or fibre optic transmission equipment 7 on the switch 6 by Ethernet 5, the while, one or more high-definition intelligent cameras 4 were connected with switch 6 by Ethernet 5.
The specific implementation of the system of above-mentioned structure is: set up high-definition intelligent camera 4 and signal controlling case 1 at traffic intersection, wherein, signal controlling case 1 comprises wagon detector 101 and signal acquisition controller 102, simultaneously bury two ground induction coils 2 in advance underground in each track of road in advance, each ground induction coil 2 signals are connected to wagon detector 101 in the signal controlling case 1 by cable, when vehicle passes through the road surface of coil 2 tops, the magnetic flux of ground induction coil 2 changes, wagon detector 101 can detect this variation, and output Transistor-Transistor Logic level signal handles for signal acquisition controller 102.Signal acquisition controller 102 sends associated vehicle traffic information (vehicle detection, red signal, travel direction, travel speed, traffic statistics) by RS485 bus 3 and gives high-definition intelligent camera 4, the data that 4 pairs of signal acquisition controllers of high-definition intelligent camera send are resolved, finishing image captures, and the corresponding information that superposes, be transferred to front-end control main frame 8 after process switch 6 is handled again by Ethernet 5 or upload to long-range central server (not shown) by ADSL or fibre optic transmission equipment 7 unifications.Application software is responsible for the picture that high definition camera sends over is handled, and finishes the functions such as automatic identification, blacklist number plate robotization comparison, warning of number plate of vehicle in the picture.And various illegal pictures are uploaded in command centre's database in real time, the centre management software by background server carries out various illegal processing.
System of the present utility model adopts the high-definition intelligent camera to replace the traditional intelligence traffic front-end control system of present " video camera+video frequency collection card+industrial computer ".The high-definition intelligent camera of its core as shown in Figure 2, the high-definition intelligent camera is by the imageing sensor 41 of 2,000,000 above pixels, image acquisition driver element 42, image pretreatment unit 43, fpga logic process chip 44, dsp chip 45, the serial communication unit 47 that is connected with the fpga logic process chip, the network communication unit that is connected with dsp chip 45 is an ether interface 46, and this interface can lead directly to Ethernet and attach to switch 6 (Fig. 1).
In conjunction with the logic diagram of high-definition intelligent camera shown in Figure 2, the course of work of native system under two kinds of different working modes is described.
Embodiment 1: under the red-lamp running automatic recording system works pattern, after the vehicle pass-through data of sending by RS485 bus received signal acquisition controller are handled via FPGA, judge " red light " state, make a dash across the red light illegal candid photograph and the candid photograph of green light traffick under " red light " state of realization, and drive in the wrong direction and capture, realize collection, the processing of image by dsp chip, each process generates 3 jpeg image files, relevant informations such as stack place, direction, track, speed, and being sent to main control system by the 100M Ethernet, the branch different directories is kept on the main control system.
Embodiment 2: under the road vehicle intelligent monitoring system mode of operation, after the vehicle pass-through data of sending by RS485 bus received signal acquisition controller are handled via FPGA, realize collection, the processing of image by dsp chip, the vehicle of each process generates a jpeg image file, relevant informations such as stack crossing, direction, track, speed, and being sent to main control system by the 100M Ethernet, the branch different directories is kept on the main control system.The jpeg image that generates must satisfy GA/T497-2009 " road vehicle intelligent monitoring and recording system general technical specifications ", can clear resolution drive occupant's facial characteristics.
The above only is a preferred embodiment of the present utility model, not in order to restriction the utility model, all any modifications of being done in spirit of the present utility model and principle, is equal to and replaces or improvement etc., all should be included in the protection domain of the present utility model.
Claims (4)
1. road monitoring and recording system based on the high-definition intelligent camera, it is characterized in that, comprise the ground induction coil (2) that is laid in the road, connection and reception are from the signal controlling case (1) of ground induction coil (2) and traffic lights (9) signal, the one or more high-definition intelligent cameras (4) that are connected with control box (1) by RS485 bus (3), and being connected to main control system (8) and ADSL or fibre optic transmission equipment (7) on the switch (6) by Ethernet (5), described one or more high-definition intelligent cameras (4) are connected to described switch (6) by Ethernet (5).
2. the road monitoring and recording system based on the high-definition intelligent camera according to claim 1, it is characterized in that, described signal controlling case (1) comprises wagon detector (101) and signal acquisition controller (102), wherein, wagon detector (101) is connected with ground induction coil (2) by cable, and described signal acquisition controller (102) is connected to traffic lights (9) and wagon detector (101).
3. the road monitoring and recording system based on the high-definition intelligent camera according to claim 1, it is characterized in that, described high-definition intelligent camera (4) comprises the imageing sensor (41), image acquisition driver element (42), image pretreatment unit (43), fpga logic process chip (44), dsp chip (45) of 2,000,000 above pixels, the communication unit (47) that is connected with fpga logic process chip (44), and the network communication unit (46) that is connected with dsp chip (45), described network communication unit (46) is connected to described switch (6) by Ethernet (5).
4. the road monitoring and recording system based on the high-definition intelligent camera according to claim 3 is characterized in that image acquisition driver element (42) comprises horizontal driver and vertical driver.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009201348416U CN201440298U (en) | 2009-08-17 | 2009-08-17 | Road monitoring record system based on high definition intelligent camera |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009201348416U CN201440298U (en) | 2009-08-17 | 2009-08-17 | Road monitoring record system based on high definition intelligent camera |
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| CN201440298U true CN201440298U (en) | 2010-04-21 |
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| CN2009201348416U Expired - Lifetime CN201440298U (en) | 2009-08-17 | 2009-08-17 | Road monitoring record system based on high definition intelligent camera |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610095A (en) * | 2012-03-01 | 2012-07-25 | 南京莱斯信息技术股份有限公司 | Image rotation processing method based on automatic jaywalking recording system |
| CN103258426A (en) * | 2013-04-19 | 2013-08-21 | 南京莱斯信息技术股份有限公司 | Integrally designed Video red-light-running automatic recording system |
-
2009
- 2009-08-17 CN CN2009201348416U patent/CN201440298U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610095A (en) * | 2012-03-01 | 2012-07-25 | 南京莱斯信息技术股份有限公司 | Image rotation processing method based on automatic jaywalking recording system |
| CN102610095B (en) * | 2012-03-01 | 2014-05-14 | 南京莱斯信息技术股份有限公司 | Image rotation processing method based on automatic jaywalking recording system |
| CN103258426A (en) * | 2013-04-19 | 2013-08-21 | 南京莱斯信息技术股份有限公司 | Integrally designed Video red-light-running automatic recording system |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20100421 |
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| CX01 | Expiry of patent term |