CN105118292A - Gate type electronic police system - Google Patents
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- CN105118292A CN105118292A CN201510563704.4A CN201510563704A CN105118292A CN 105118292 A CN105118292 A CN 105118292A CN 201510563704 A CN201510563704 A CN 201510563704A CN 105118292 A CN105118292 A CN 105118292A
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Abstract
The invention discloses a gate type electronic police system. The gate type electronic police system comprises a front-end subsystem and a center platform subsystem; the front-end subsystem is a high-definition intersection integrated detection intelligent machine; the high-definition intersection integrated detection intelligent machine includes two high-definition intelligent cameras which face the head and tail of a vehicle, LED light compensation equipment which is composed of a plurality of LED stroboscope lamps, front-end image recording storage equipment, high-precision light filtering equipment and network transmission equipment; and the center control subsystem includes a receiving server, receiving service software, a database, a WEB system server and an interactive software platform. The gate type electronic police system provided by the invention has the advantages of high integration degree, more stable equipment operation, simpler installation and debugging, and more convenient maintenance.
Description
Technical field
The present invention relates to a kind of traffic violation supervising system, particularly a kind of bayonet type electronic police system based on high definition crossing comprehensive detection intelligent machine.
Background technology
Urban road crossing is traffic hazard Multiple trauma, and according to statistics, about 60% urban traffic accident occurs in road cross; Simultaneously, crossing traffic illegal activities are also cause crossing traffic efficiency to reduce, cause traffic congestion, disorder key factor, therefore, to monitoring and the punishment of crossing illegal activities, become and effectively reduce the important measures that good traffic order occurs, maintains in traffic hazard.
Bayonet type electronic police system of new generation disclosed in this invention adopts 6,000,000 low-light (level) low-light intelligent high definition all-in-ones, possesses high frame per second, low-light (level), low-power consumption, without the feature of Smear phenomenon.Abandon and used industrial computer or DSP embedded device to do the conventional front-end system architecture of main control system, only needed a high-definition intelligent all-in-one just can realize the function such as HD video imaging, lights state identification, crossing vehicle illegal behavior candid photograph, public security bayonet, magnitude of traffic flow statistics, the H.264 output of HD video compressed encoding simultaneously.In addition, dual code stream video compression technology also allows crossing electronic police system achieve crossing video monitoring function, allows vehicle supervision department can observe the traffic at crossing at any time.
This system can detect and capture not according to the more eurypalynous crossing illegal activities such as regulation lanes (turn about comprising Through Lane, keep straight in track of turning right, track of turning left keep straight on, illegally take bicycle lane, illegally occupy bus zone etc.), reverse driving, pressure yellow line.By reducing the generation of these illegal activities, not only decrease traffic hazard odds, and decrease the factor of the traffic congestions such as the track obstruction that causes not according to regulation lanes, become and ensure traffic intersection safety and unimpeded effective means.
Summary of the invention
In order to overcome defect existing in prior art, the invention provides a kind of overall system integration Du Genggao, equipment runs more stable, Installation and Debugging are more simple, safeguard the convenient bayonet type electronic police system based on high definition crossing comprehensive detection intelligent machine.
A kind of bayonet type electronic police system of the present invention comprises front terminal system and central platform subsystem, wherein
Described front terminal system is high definition crossing comprehensive detection intelligent machine, and it comprises:
Two high-definition intelligent video cameras, high-definition intelligent video camera described in one of them is set in the face of headstock, for taking the described headstock picture before the vehicle comprising driver's facial characteristics enters crossing, high-definition intelligent video camera described in another one is set to oppositely in the face of the tailstock, for taking the described tailstock picture of described vehicle by described crossing;
LED light filling equipment, described LED light filling equipment comprises multiple LED stroboscopic lamp, wherein described in each high-definition intelligent shot by camera each track on be provided with a described LED stroboscopic lamp, for being described high-definition intelligent video camera light filling;
Front end video recording memory device, described front end video recording memory device is connected with described high-definition intelligent video camera, for storing the picture photographed;
High precision filter device, described high precision filter device is installed on described high-definition intelligent video camera front end, for combined high precision light modulation algorithm adjustment light intensity, to solve the problem of backlight frontlighting; And
Web-transporting device, described web-transporting device comprises switch and fiber optical transceiver, for the data such as violation snap-shooting data, bayonet socket data, traffic flow data statistics, traffic events warning message, video record data are transferred to system centre plateform system.Further, described center control subsystem comprises reception server, receives service software, database and WEB system server, and interactive software platform.
Further, described web-transporting device supports the polytypes such as optical fiber point-to-point transmission, the transmission of ONU self-healing looped network, the transmission of 3G wireless ad hoc network, and user can select flexibly according to the requirement of system to front end data real-time.
Further, described LED stroboscopic lamp is low colour temperature, height adjustable LED stroboscopic lamp.
Further, described high definition crossing comprehensive detection intelligent machine adopts DSP embedded architecture design, and the core processor of use different model completes HD video analysis and the HD video coding of resource, compresses.
Further, the integrated I/O administration module of described high definition crossing comprehensive detection intelligent machine, for directly exporting control signal and receiving outer triggering signal.
Further, adopt the wide temperature accessory of technical grade, normal running environment under-30 DEG C of-+70 DEG C wide temperature conditions can be met.
Owing to adopting above technical scheme, the present invention compared with prior art tool has the following advantages:
1., without the need to using industrial computer or DSP embedded device to do main control system, only need a high-definition intelligent all-in-one just can realize the merit such as HD video imaging, lights state identification, crossing vehicle illegal behavior candid photograph, public security bayonet, magnitude of traffic flow statistics, the H.264 output of HD video compressed encoding simultaneously;
2. system height is integrated, has that volume is little, node is few, the feature of low in energy consumption, easy deployment;
3. without the need to destroying road surface, laying ground induction coil, thus the interference to normal traffic when decreasing construction, maintenance construction, decrease the workload that day-to-day operation is safeguarded, save job costs, improve work efficiency;
4. adopt the system of video detection mode can the vehicle illegal behavior of comprehensive monitoring crossing, give full play to system performance.
Accompanying drawing explanation
Fig. 1 is the working state schematic representation according to bayonet type electronic police of the present invention;
Fig. 2 is the structural drawing according to bayonet type electronic police of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
1, system
A kind of bayonet type electronic police system of the present invention comprises front terminal system and central platform subsystem.
Front terminal system is primarily of compositions such as 6,000,000 pixel CCD high-definition intelligent video cameras, front end video recording memory device, LED light filling equipment, high precision filter device and web-transporting devices (switch, fiber optical transceiver).
Fig. 1 is according to the schematic diagram of bayonet type electronic police of the present invention for the crossing of standard four-way ten two lane highways, as shown in the figure, track, three, each direction, each direction adopts the high-definition camera of 2 6,000,000 pixels, one of them camera is just to headstock, be used for taking the headstock picture (comprising the facial characteristics of driver) before vehicle enters crossing, the LED stroboscopic lamp in each track carries out light filling; Another one camera oppositely takes the tailstock, is used for taking the tailstock picture of vehicle by crossing, and light filling is also carried out with a LED stroboscopic lamp in each track.Crossing adopts a control of intelligent terminal namely to record a video memory device, is used for the video recording in one week of preservation.
System adopts high definition video steaming triggering technique, and front end, crossing is without the need to ground induction coil, and simultaneity factor can support video identification red signal and traffic light signal detector parallel detection.Front end data stores then supports that camera SD card stores and crossing front end video recording memory device, and the illegal picture that SD card stores is no less than 120,000.
The simplification of system architecture decreases fault origination point, makes system cloud gray model more stable, and Installation and Debugging are more simple, and later maintenance cost significantly reduces.Simultaneously, the function of this system is very abundant, can complete the functions such as the identification of video lights state, the various illegal activities candid photograph of crossing vehicle, public security bayonet, the output of real-time traffic parameter and magnitude of traffic flow statistics, the output of traffic incidents detection, H.264 HD video coding dual code stream, local datastore.
Network subsystem mainly comprises switch, fiber optical transceiver.The data such as violation snap-shooting data, bayonet socket data, traffic flow data statistics, traffic events warning message, video record data are transferred to system centre plateform system by this part primary responsibility, system can support the polytypes such as optical fiber point-to-point transmission, the transmission of ONU self-healing looped network, the transmission of 3G wireless ad hoc network, and user can select flexibly according to the requirement of system to front end data real-time.
Central platform subsystem is primarily of reception server, reception service software, database and the formation such as WEB system server, interactive software platform, realize the access of front end data, the basic management function such as storage, large-size screen monitors display, GIS represent, inquire about, system O&M, and realize track of vehicle inquiry, inquiry hourage, traffic data statistical study, event detection alarm analysis and statistical function.
Central platform system adopts centralized stores mode, has both improve the security of data, reliability, and has been convenient to again central platform system quick obtaining related data, avoids the delay even disappearance of data that distributed storage causes due to transmission bottleneck.The video recording holding time of central store is no less than one month.
2, systems technology characteristic
Adopting tagsort technology, solving target acquistion rate and efficient technical contradiction, by distinguishing vehicle and other objects (people, bicycle etc.).By Computer Vision algorithm, collect a large amount of learning samples, the feature that vehicle interior is least same as other things is extracted again from magnanimity learning sample feature, and adopt up-to-date classifier algorithm, train quick and reliable vehicle retainer, by the dual identification to vehicle and car plate, ensure that the high capture rate of software and height efficient.
Adopt when multiframe real time kinematics detection technique and multiframe fructufy and pass judgment on mechanism, system possesses higher target acquistion rate and correct recognition rata;
Product adopts 3D model measurement and dimensional measurement technology.Region-widely can carry out the search of moving target, location, tracking, judgement.This technology has following advantage compared with traditional former-wound coil detection technique:
Target detection scope significantly increases, and system availability significantly improves.Original former-wound coil detection technique can only monitor the sensing range about 20 square meters on the spot, and full dynamic analysis technology can pay close attention to the monitoring range that at least 10-20 is doubly above, viewed from data volume, data type, all have higher practicality.
Based on the background modeling of full dynamic background, target isolation technics, merged the multiple separation means such as frame-to-frame differences, optical flow field, the renewal of background also can adjust according to the complexity of scene automatically.Former-wound coil detection technique then adopts timing background to refresh mode usually, lacks the smoothing processing to environmental change and transition.Therefore the technology based on dynamic object recognition has stronger environmental suitability, the type that works under same environment product have wrong report less, advantage that effective range is wide.
Based target track following, can to the track anticipation of target and early warning; Whether traditional former-wound coil technology, by paying close attention to some indexs change of the narrow regions of setting up defences, judges the existence of target in image, but does not pay close attention to the object variations outside region of setting up defences.And dynamic video analytical technology is by the tracking to target trajectory, studies and judges a series of change indicators obtaining target.So system is to the anticipation function of the motion destination of targets anticipate, therefore may be used for the early warning of anomalous event and be not only confined to post-event alarm function.
3, system architecture characteristic
Fig. 2 is the structural drawing according to bayonet type electronic police of the present invention.As shown in Figure 2, system height is integrated, integrates image acquisition, image procossing, Image Coding and compression and Internet Transmission.Wherein, 6,000,000 pixel CCD high-definition intelligent video cameras are used for image acquisition; Image processing module is analyzed the image collected, and identifies to relate to the picture of traffic offence event and indicating image harvester is captured; Subsequently the image captured and video are carried out encoding and compressed and process.As shown in the figure, the present invention adopts DSP embedded architecture design.The HD video analyzing and processing and HD video coding, the compression that expend most system resource are completed by different model core processors (DSP) respectively, and Each performs its own functions for both sides, can not tie up mutually system resource and system video analytical performance.The image that coding, compression process and video are passed to central platform subsystem eventually through the web-transporting device such as switch, fiber optical transceiver.
The present invention adopts bus level mass data to exchange design, and data communication between DSP and buffer memory, solid-state storage, all adopts bus mode, and break through internal system data transmission bottle neck, real-time is high.There is not traditional high-definition camera+Ethernet+industrial computer framework ubiquitous HD video transmission delay problem.
System integration I/O administration module, system directly can export control signal (as: light compensating lamp synchronous, the magnitude of traffic flow etc.) and reception outer triggering signal (as: radar detector, coil checker auxiliary triggering signal etc.), does not need traditional industrial computer to carry out data conversion.
Can built-in maximum 64GSD card as front-end memory, build Trinitarian data security with crossing distributed storage, center centralised storage and store safeguards system.No matter front end and crossing, the interruption of any communication link in crossing and center, normal work and the data that all can not affect front-end equipment are preserved.
Internal system adopts the wide temperature accessory of technical grade, and under can meeting-30 DEG C of-+70 DEG C wide temperature conditions, normal running environment universality is high, is applicable to pole in winter, high latitude area cold air completely and waits and low latitudes very hot weather in summer.
4, systemic-function characteristic
Based on 1 6,000,000 high definition crossing comprehensive monitoring intelligent machine, 3 tracks in the same way can be covered simultaneously, and synchronously realize following comprehensive monitoring function:
Based on the same HD video ken, synchronously can realize: detection of making a dash across the red light (keep straight on, left and right turning make a dash across the red light), travel (pressing white solid line, pressure double amber lines) not according to regulation lanes (craspedodrome road left/right rotation, left changing lane keep straight on turn right, right-hand rotation road keeps straight on), line ball, illegally take nearly 16 kinds of common traffic offences and the traffic events such as retrograde in track (illegal take public transportation lane, bicycle lane, Emergency Vehicle Lane), track, illegal parking, green light spilling.
Illegal vehicle is captured: carry out picture to above-mentioned vehicle illegal action process and capture record, often kind of illegal activities provide 3-4 to open process picture, can before clear reflection vehicle illegal, illegal in, illegal at the end of vehicle at the law enforcement such as position, lane line, the displacement process key element of signal lamp state and vehicle.
HD video is recorded a video: adopt high compression ratio video flowing video recording of H.264 encoding, support the full-scale video recording of (6,000,000) 2752*2208 or 1080P (1920*1080) high definition recording function; Support that carrying out packing according to fixed cycle (duration is customizable), general format stores, and can play with general file player (as: WindowsMediaPlayer).
Support that dual code stream video image exports and recording function, more than 2,000,000 high definition live video streams and CIF low-bit video stream are provided simultaneously, meet and watch smooth live video stream under 3G low-bandwidth environment.
Bayonet socket function: detect flow analysis based on video and can detect each vehicle by monitoring section, record captured by end of line portion picture of going forward side by side, and supports bicycle (electric motor car, motorcycle, bicycle etc.) to detect simultaneously and captures.
Feature recognition function: automatically identify vehicle license data (Chinese character, arabic numeral, letter etc.), licence plate background color and the information such as body color, vehicles identifications in vehicle illegal picture and bayonet socket picture.
Traffic parameter and traffic events: support section and divided lane traffic parameter statistical function, and to abnormal traffic event in the monitoring ken as: exception parking, the real-time detection alarming function such as to block up of queuing up.
System supports that Real-Time Traffic Volume level amount exports translation function, real-time traffic can be exported in real time with 5-12V level signal, for docking of system in future and intersection signal control machine data acquisition interface.
5, system schema characteristic
Electronic police system of new generation is adopted to adopt 6,000,000 low-light (level) low-light intelligent integrated machines, resolution 2752 (H) * 2208 (V), possess high frame per second, low-light (level), low-power consumption, without the feature of Smear phenomenon, also possess energy-saving and environmental protection, effect attractive in appearance simultaneously.There is low-power consumption, heating less, high, the system compact of stability, easy construction advantage.
Adopt high-performance front end NDR control of intelligent terminal, equipment is furnished with dominant frequency 2.3GHZ height flush bonding processor, support liquid crystal display, support at most 4 pieces of dishes and high-performance treatments power consumption not higher than 10W (not being with hard disk), high-performance NDR can do more complicated customer demand simultaneously.
Signal lamp failure is reported to the police: system statistics red time, and when red light duration exceedes setting threshold values, system will produce warning message to management platform, and temporarily stopping is made a dash across the red light, candid photograph function prevents from clapping by mistake.
Video red signal recognition function: support polymorphic type red signal video identification and traffic light signal detector mode, can adapt to the environmental interference such as sunlight, shade, light, rain, snow, cigarette, mist, CCD imaging noise, and wind rocks with relative between the video camera that vibration causes and traffic light.System can detect polytype traffic light signals such as at present conventional circle, square, digital, arrow, bar shapeds.Systems axiol-ogy reliability can be improved separately or with parallel use of red light detecting device.
Based on the ken skew warning function of video, system can be reported to the police at central platform to the ken shift fault that camera field causes because of wind, vibrations, mechanical reason etc., and system for prompting management maintenance personnel repair in time.
Adopt power supply, LED stroboscopic lamp, video camera frame per second synchronous control technique, the serviceable life of LED light supplement lamp is extended while saving power consumption, and high definition video steaming can be avoided to occur flickering situation, the problem of signal lamp blackening in illegal picture can be avoided again simultaneously.
Adopt low colour temperature, brightness adjustable LED stroboscopic lamp, ambient color temperature control can be made at about 3500K, greatly reduce light pollution, simultaneously by the brightness of video camera Long-distance Control light compensating lamp, meet GAT1202-2014 " traffic technique Imaging for Monitoring light compensating apparatus current techique specification " requirement, can adapt to various lightness environment, simultaneity factor can to light filling equipment real time record duty, accomplish the duty of backstage real-time diagnosis light filling equipment, greatly reduce plant maintenance amount;
Adopt high precision light modulation algorithm and filter device, solve industry backlight, a frontlighting difficult problem, ensure that the high level of all-weather capture rate, discrimination, picture quality;
System can be used for buffer memory violation snap-shooting picture and vehicle detection data by built-in maximum 64GSD storage card, does not affect violation snap-shooting and data store when intelligent machine and the crossing network switch, central server communicating interrupt.After communication recovers, system is uploaded to command centre's background server by supplementary to the violation snap-shooting picture during communicating interrupt and data etc. automatically.
Adopting the mode Direct Analysis vehicle behavior that video detects, is that triggering mode system has following advantage relative to traditional ground induction coil:
(1) without the need to destroying road surface, laying ground induction coil, thus the interference to normal traffic when decreasing construction, maintenance construction, decrease the workload that day-to-day operation is safeguarded, save job costs, improve work efficiency.
(2) traditional ground induction coil is that the system of triggering mode can only capture these a kind of illegal activities of running red light for vehicle, and adopts the system of video detection mode can the vehicle illegal behavior of comprehensive monitoring crossing, gives full play to system performance.
The above embodiment only have expressed embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (7)
1. a bayonet type electronic police system, is characterized in that, comprises front terminal system and central platform subsystem, wherein
Described front terminal system is high definition crossing comprehensive detection intelligent machine, and it comprises:
Two high-definition intelligent video cameras, high-definition intelligent video camera described in one of them is set in the face of headstock, for taking the described headstock picture before the vehicle comprising driver's facial characteristics enters crossing, high-definition intelligent video camera described in another one is set to oppositely in the face of the tailstock, for taking the described tailstock picture of described vehicle by described crossing;
LED light filling equipment, described LED light filling equipment comprises multiple LED stroboscopic lamp, wherein described in each high-definition intelligent shot by camera each track on be provided with a described LED stroboscopic lamp, for being described high-definition intelligent video camera light filling;
Front end video recording memory device, described front end video recording memory device is connected with described high-definition intelligent video camera, for storing the picture photographed;
High precision filter device, described high precision filter device is installed on described high-definition intelligent video camera front end, for combined high precision light modulation algorithm adjustment light intensity, to solve the problem of backlight frontlighting; And
Web-transporting device, described web-transporting device comprises switch and fiber optical transceiver, for the data such as violation snap-shooting data, bayonet socket data, traffic flow data statistics, traffic events warning message, video record data are transferred to system centre plateform system.
2. bayonet type electronic police system according to claim 1, is characterized in that, described center control subsystem comprises reception server, receives service software, database and WEB system server, and interactive software platform.
3. bayonet type electronic police system according to claim 1, it is characterized in that, described web-transporting device supports the polytypes such as optical fiber point-to-point transmission, the transmission of ONU self-healing looped network, the transmission of 3G wireless ad hoc network, and user can select flexibly according to the requirement of system to front end data real-time.
4. bayonet type electronic police system according to claim 1, is characterized in that, described LED stroboscopic lamp is low colour temperature, height adjustable LED stroboscopic lamp.
5. bayonet type electronic police system according to claim 1, it is characterized in that, described high definition crossing comprehensive detection intelligent machine adopts DSP embedded architecture design, and the core processor (DSP) of use different model has come HD video analysis and the HD video coding of resource, compressed.
6. bayonet type electronic police system according to claim 1, is characterized in that, the integrated I/O administration module of described high definition crossing comprehensive detection intelligent machine, for directly exporting control signal and receiving outer triggering signal.
7. bayonet type electronic police system according to claim 1, is characterized in that, adopts the wide temperature accessory of technical grade, normal running environment under can meeting-30 DEG C of-+70 DEG C wide temperature conditions.
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| CN105894821A (en) * | 2016-06-12 | 2016-08-24 | 上海电科智能系统股份有限公司 | High-definition DSP camera based comprehensive traffic monitoring system |
| CN106235480A (en) * | 2016-09-14 | 2016-12-21 | 深圳市喜悦智慧数据有限公司 | A kind of intelligence police uniform |
| CN107393309A (en) * | 2017-08-31 | 2017-11-24 | 江苏开放大学 | A kind of electronic police system |
| CN108961770A (en) * | 2018-08-06 | 2018-12-07 | 郑佳佳 | A kind of smart city electronic police |
| CN111541829A (en) * | 2020-03-26 | 2020-08-14 | 浙江立地信息科技有限公司 | Intelligent network box monitoring management platform based on MQTT |
| CN114898566A (en) * | 2022-02-08 | 2022-08-12 | 合肥远康信息技术有限公司 | Wisdom bus video linkage snapshot functional system |
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Application publication date: 20151202 |
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| RJ01 | Rejection of invention patent application after publication |