CN204884185U - District access & exit control management system - Google Patents

District access & exit control management system Download PDF

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Publication number
CN204884185U
CN204884185U CN201520686356.5U CN201520686356U CN204884185U CN 204884185 U CN204884185 U CN 204884185U CN 201520686356 U CN201520686356 U CN 201520686356U CN 204884185 U CN204884185 U CN 204884185U
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China
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vehicle
outlet
image
detection unit
management
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CN201520686356.5U
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Chinese (zh)
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李勇
顾浩
顾永青
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苏州市世跃智能科技有限公司
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Abstract

The utility model discloses a district access & exit control management system, including access control part, export control section, sentry box terminal and administrative center, the access control part is including entry vehicle test unit and entry image acquisition unit, export control section is including export vehicle test unit and export image acquisition unit, the sentry box terminal is including management computer and sentry box customer charging management system, the management computer is used for control and management district access & exit control management system. The administrative center includes embedded license plate discernment main control system and database server. The utility model discloses a system is simple to use, the maintenance is convenient, stability is strong, adopt IP network communication, the wiring is simple, convenient, the construction degree of difficulty that has significantly reduced, the debugging and the maintenance of the equipment of being convenient for.

Description

A kind of gateway, community monitoring management system

Technical field

The utility model relates to field of intelligent monitoring, particularly relates to gateway, a kind of community monitoring management system.

Background technology

Traditional parking lot adopts closely card-reading mode mostly, must stop to stretch out one's hand and swipe the card, up and down ramp is stopped to swipe the card easily to cause and is slipped car, the accidents such as collision, and parking lot card belongs to a kind of consumptive material, later stage adds to be needed to buy, also relate to and lose card, the economic dispute that the situations such as bad card cause, this type of situation is there will not be in the Intelligentized vehicle management system of taking as the leading factor with Car license recognition, high definition Vehicle License Plate Recognition System is mainly through license plate recognition technology, realize the identification to vehicles passing in and out license board information, each vehicle in parking lot of coming in and going out all there is any discrepancy picture match, be presented on supervisory routine interface, sentry box by system software according to the toll project check charging amount of money, do not need to buy any consumptive material separately, only need fall the speed of a motor vehicle a little at gateway place can realize not stopping current.

Utility model content

For the deficiencies in the prior art, the purpose of this utility model is to provide gateway, a kind of community monitoring management system.

To achieve these goals, the utility model is by the following technical solutions:

A kind of gateway, community monitoring management system, comprises entrance control section, control of export part, sentry box terminal and administrative center, wherein,

Described in-let dimple part comprises entrance vehicle detection unit and portal image collecting unit, described entrance vehicle detection unit inspection enters the vehicle of community, when vehicle enters into the region of described portal image collecting unit collection image, described entrance vehicle detection unit sends signal to described portal image collecting unit; Described portal image collecting unit receives signal that described entrance vehicle detection unit sends and gathers the image of entrance vehicle, by the image transmitting of described entrance vehicle to described administrative center;

Described control of export part comprises outlet vehicle detection unit and outlet image acquisition units, described outlet vehicle detection unit inspection rolls the vehicle of community away from, when vehicle enters into the region of described outlet image acquisition units collection image, described outlet vehicle detection unit sends signal to described outlet image acquisition units; Described outlet image acquisition units receives the signal of described outlet vehicle detection unit transmission and gathers the image exporting vehicle, by the image transmitting of described outlet vehicle to described administrative center;

Described sentry box terminal comprises management computer and sentry box charge customers management system, and described management computer is used for gateway, community monitoring management system described in control and management;

Described administrative center comprises embedded vehicle license plate identification main control system and database server, and described embedded vehicle license plate identification main control system identifies the vehicle characteristics of inlet/outlet by the image analyzing described inlet/outlet vehicle; The information of vehicles of registration is stored in described database server.

Further, described entrance vehicle detection unit and described outlet vehicle detection unit are digital vehicle detecting device.

Further, described portal image collecting unit and described outlet image acquisition units are high-definition intelligent capture machine, the inside of described high-definition intelligent capture machine adopts multi-core DSP platform, provides H.264, the many code streams of JPEG, MJPEG export, and carry video compression algorithm.

Further, described in-let dimple part also comprises inlet at high frequency conversion banister, entrance light compensating lamp and the sub-display screen of entrance LED electrical; Described control of export part also comprises outlet high speed frequency conversion banister, outlet light compensating lamp and the sub-display screen of outlet LED electrical.

Further, described management computer adopts industrial computer.

Further, gateway, described community monitoring management system adopts TCP/IP to carry out network communication.

System of the present utility model use simple, easy to maintenance, stability strong, adopt TCP IP network communications, wiring is simple, convenient, greatly reduces difficulty of construction, is convenient to debugging and the maintenance of equipment.In addition, based on intelligent image matching technique, system of the present utility model can automatically by identify wrong or without the manpower comparing of car plate to being upgraded to automatic identification, improve the passage rate of gateway, charge efficiency and system effectiveness further, effectively control the phenomenons such as arbitrary imposition of fees of manually distorting and ensure public security.Thus achieve managing system of car parking high efficiency truly, energy-saving, environmental protection, intelligent operation.

Accompanying drawing explanation

Fig. 1 is the on-the-spot schematic diagram of composition of gateway, community of the present utility model monitoring management system;

Fig. 2 is the process flow diagram identified the car plate of vehicle.

Description of reference numerals:

1 entrance vehicle detection unit, 2 portal image collecting units, 3 outlet vehicle detection unit, 4 outlet image acquisition units, 5 sentry box terminals, 6 inlet at high frequency conversion banisters, the sub-display screen of 7 entrance LED electrical, 8 outlet high speed frequency conversion banisters, the sub-display screen of 9 outlet LED electrical.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment and accompanying drawing, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.

As shown in Figure 1, gateway, community of the present utility model monitoring management system comprises entrance control section, control of export part, sentry box terminal and administrative center, wherein, in-let dimple part comprises entrance vehicle detection unit 1 and portal image collecting unit 2, entrance vehicle detection unit 1 detects the vehicle entering community, when vehicle enter into portal image collecting unit 2 gather the region of image time, entrance vehicle detection unit 1 sends signal to portal image collecting unit 2; Portal image collecting unit 2 receives signal that entrance vehicle detection unit 1 sends and gathers the image of entrance vehicle, by the image transmitting of entrance vehicle to administrative center.Control of export part comprises outlet vehicle detection unit 3 and outlet image acquisition units 4, outlet vehicle detection unit 3 detects the vehicle rolling community away from, when vehicle enter into outlet image acquisition units 4 gather the region of image time, outlet vehicle detection unit 3 sends signal to outlet image acquisition units 4; Outlet image acquisition units 4 receives the signal the image gathering outlet vehicle that export the transmission of vehicle detection unit 3, will export the image transmitting of vehicle to administrative center.

In a preferred embodiment, entrance vehicle detection unit 1 and outlet vehicle detection unit 3 are digital vehicle detecting device.Digital vehicle detecting device has the following advantages: (1) replaces traditional analogue quantity switch to judge with digital quantity Logic judgment, guarantees the accuracy judged; (2) round-the-clock performance design, eliminates external environment change to systematic influence (Changes in weather, change service time etc.); (3) induction amount flexible, guarantees the differentiation requirement of client to different vehicle; (4) rapid response design, adapts to the operational system of large vehicle flowrate; (5) intelligent logical judges, guarantees the judgement of all kinds of complex combination.

In a preferred embodiment, portal image collecting unit 2 and outlet image acquisition units 4 are high-definition intelligent capture machine, and high-definition intelligent capture machine is the dedicated video camera for parking lot customization, adopts technical grade hardware design, reliable and stable; Inner adopt TIX's multi-core DSP platform, provide H.264, the many code streams of JPEG, MJPEG export, carry high performance video compression algorithm, make to browse high definition video steaming more smooth; Can be synchronous with light compensating lamp real-time and accurately by trigger pip, with the sharpness of mega pixel level under the powerful light filling of moment, photograph turnover parking lot advance in vehicle pictures, be synchronized in the supervisory computer in charging sentry box when TCP/IP network implementation, and in about 100ms, automatically identify the numeral, letter, Chinese character, car plate color etc. of car plate, also for intelligent image matching algorithm in system provides the clear picture of high resolution, for the recognition accuracy improving system provided powerful guarantee.Supvr also easily can pick out vehicle characteristics, as vehicle, color etc. by the picture captured simultaneously.(1) integration: high-definition intelligent capture machine inside is integrated with the software and hardware needed for various parts communication, and full network structure makes high-definition intelligent capture machine add adaptability, the stability of system, facilitates installation, debugging and safeguards; (2) embedded: TI high speed polycaryon processor is carried in high-definition intelligent capture machine inside, Car license recognition and image matching algorithm is supported to be cured in DSP, realize pure hardware identification pattern, significantly reduce the load of management computer, improve level of integrated system, ensure operation stable more for a long time; (3) intelligent: the core visual as high definition Vehicle License Plate Recognition System gathers source, high definition imaging and high-speed computation are its Core Superiorities, by the operating analysis to Embedded algorithm, can judge whether vehicle is effective vehicle according to recognition result comparison, and then automatically make next step process action.

In-let dimple part also comprises the sub-display screen 7 of inlet at high frequency conversion banister 6, entrance light compensating lamp (not shown) and entrance LED electrical; Control of export part also comprises outlet high speed frequency conversion banister 8, outlet light compensating lamp (not shown) and the sub-display screen 9 of outlet LED electrical.The function such as high speed frequency conversion banister has low-temperature heat, high temperature heat radiation, the bounce-back that is hampered, horizontal vertical adjustment, fleet's pattern, motor turn by force; Coordinate straight-bar, folding arm, fence, length optional; Outdoor metal baking finish, elegant in appearance, get final product telechiric device Non-follow control, also automatically control by testing fixture; Sense detections of vehicle ground, infrared emission, anti-pound that bar etc. is multiple to be prevented pounding measure; Install low temperature automatic heating system additional, can use under the environment of-40 DEG C; Consumable accessory in main body control part can be changed separately, and compact volume and convenience is transported; Stroke Control replaces mechanical trip switch with optoelectronic switch, stops arm landing speed adjustable; The a set of balanced controls of special design, guarantee that operation is brisk, steady, power input is little.

The sub-display screen of LED electrical adopts full imported L ED luminotron, guarantees brightness; Adopt full import integrated package and single-chip microcomputer, guarantee that programming is reliable, amendment is convenient; Complete Chinese roll display, abundant in content; Rain proof type designs, and guarantees round-the-clock reliability service; Device of shifting block type designs, maintenance, and it is convenient to change, and the operation of not influential system; The design of the dark end, increases display brightness.

Must use light compensating lamp in the environment of insufficient light, in native system, LED light supplement lamp is the candid photograph flashlamp for the customization of parking system specialized designs, adopts the sharp lamp pearl of imported from America section, average power 15W, luminous flux reaches 6000LM instantaneously, has brightness high, wire back fast, the features such as the life-span is long.This LED light supplement lamp can be arranged in the image acquisition units of entry and exit, or is arranged on other positions as required.

Sentry box terminal 5 comprises management computer and sentry box charge customers management system, and management computer is used for gateway, control and management community monitoring management system, and comprise car plate and capture identification, rise and fall lock pole.It adopts industrial computer, stable performance, easy dilatation.Large Copacity internal memory and super large volume hard-disk, make system data storage capacity reach more than 3 years, adopts more than IntelCPU2.0GHZ, make system fast processing data.

Administrative center comprises embedded vehicle license plate identification main control system and database server, and embedded vehicle license plate identification main control system identifies the vehicle characteristics of inlet/outlet by the image analyzing inlet/outlet vehicle; The information of vehicles of registration is stored in database server.In a preferred embodiment, gateway, community of the present utility model monitoring management system adopts TCP/IP to carry out network communication.License plate recognition technology (LicensePlateRecognition, LPR), based on computer technology, image processing techniques, fuzzy diagnosis, sets up the characteristic model of vehicle, identifies vehicle characteristics, as number plate, vehicle, color etc.The special purpose computer vision system of its to be one with specific objective be object, automatically license plate image can be extracted from piece image, auto Segmentation character, and then character is identified, it uses advanced image procossing, pattern-recognition and artificial intelligence technology, processes, can automatically identify the numeral of car plate, letter and Chinese character real-time and accurately to the image information collected, and directly provide recognition result, the computerized monitor and managment of vehicle is become a reality.The identification core algorithm of applicant's exploitation has drawn the elite of domestic and international current Recognition Algorithm of License Plate, and done on this basis to optimize and improve, location and the speed identified and accuracy are greatly improved, particularly to the requirement of illumination, because rely on environment too much to define obstacle to installing and applying undoubtedly.Due to the complicacy of parking lot environment for use, the not stationarity of installation site, car plate reflective, backlight, the factors such as backlight will directly affect the identification of car plate, the integrated identification module form of DLL and greenly exempt to be installed as customer integration and bring many facilities, online timely study with immediately add technology, can the new car plate Chinese character of help system identification and constantly promote the accuracy rate identified.

As shown in Figure 2, the triggering inlet vehicle detection unit 1 when vehicle enters cell area, and signal is sent to portal image collecting unit 2, portal image collecting unit 2 by the image transmitting of vehicle that gathers to embedded vehicle license plate identification main control system, it is analyzed vehicle image, pre-service, carry out afterwards License Plate, character recognition and by result preserve export.

One, the principle of work of gateway, community of the present utility model monitoring management system is:

Whole parking system carries out management centre computer centralized management, and adopt high-definition intelligent capture machine to carry out video capture to the vehicle entering parking lot, guided vehicle enters the region that parking lot is specified, at EXIT high-definition intelligent capture machine, video capture is carried out to the vehicle rolling parking lot away from, via embedded vehicle license plate identification main control system capable automatically identify with and with database comparison, fixed client is let pass automatically, temporary subscriber was managed according to down time, management centre computer carries out unified management to whole parking lot, the management in parking lot is made to be formed conveniently, safety, the efficient hierarchy of control.

Working application: working application refers to " high-definition intelligent capture machine " in the networking work of each gateway, the networked fee collection of host computer recognition method, and carries out the management of vehicle using license plate number as unique Data Identification.Judge by the comparison of " high-definition intelligent capture machine " recognition result to each gateway and charge, down time and Parking Fee calculate according to the toll project of correspondence and are presented on supervisory routine interface, sentry box, can configure auxiliary LED display screen and voice broadcast simultaneously.

Without card discrepancy parking lot, interim car charge: mainly for community or per open formula parking lot, be applicable to other parking lot.Gateway is shared to fixing (for a long time) vehicle and interim vehicle and carries out unified management.At entrance and exit, " high-definition intelligent capture machine " is installed, automatic identification also judges that car plate is fixed-line subscriber or casual user, obtain recognition result when vehicle admission and by TCP/IP network, the information of vehicles identified is sent to parking lot respectively exporting, export recognition result and Back ground Information display.

Gateway is monitored in real time: monitoring image system sentry box program demonstrating in real time entrance, makes the management in parking lot be formed conveniently, safety, the efficient hierarchy of control.

Outlet automatic charging: this function must ensure the unimpeded of network, gateway, parking lot equipment real-time online, be mainly used in the parking charge system that " high-definition intelligent capture machine " is installed at gateway, parking lot place, pass through toll collection system software, the result of identification is passed to outlet by " the high-definition intelligent capture machine " of porch, " the embedded vehicle license plate identification main control system " in exit obtains recognition result and automatically calculates the toll amount that should pay according to toll project, prevent internal work personnel from practising fraud, effectively avoid the loss of receivables.

Data programming count and car plate fuzzy query: this function must ensure the unimpeded of network, gateway, parking lot equipment real-time online, can be used at any time adding up toll amount, carry out the fuzzy query of car plate.

Car plate fuzzy matching:

Identical car plate

Identical car plate directly mates, and sentry box program " exit passageway " shows with " corresponding admission " window the image results mated.

Approximate car plate

The Car license recognition caused as (heavy rain, severe snow, foggy weather etc.) under objective condition impact does not completely mate, enter below field picture in correspondence is the approximate license board information bar automatically listed, managerial personnel can the artificial similar car plate that do not identify of seeking system, approximate license board information bar finds corresponding car plate fast, carry out car plate coupling, carry out manpower comparing to the safety ensureing vehicle for managerial personnel.

Unlicensed vehicle

When unlicensed vehicle admission, vehicle triggers wagon detector when entering gate area, parking lot, " high-definition intelligent capture machine " captures the image of vehicle automatically, and information of vehicles is reached the unlicensed vehicle database of service centre, and simultaneous display is in the unlicensed car message queue of sentry box Program Screen.When unlicensed vehicle rolls parking lot away from, this type of situation there is no available license plate recognition result as retrieval foundation, the intelligent image matching feature meeting self-starting of system, the automatic admission car plate picture the highest with similarity of unlicensed vehicle pictures captured by outlet high-definition intelligent capture machine is mated, managerial personnel only need click the mouse slightly and carry out confirming, system can automatically perform charging after validation, both greatly reduced keeper manually to search and the workload checked, again effectively management and control artificial correction time charge leak, also ensure that the safety of vehicle simultaneously.

Two, the workflow of gateway, community of the present utility model monitoring management system is:

Vehicle enters:

(1) vehicle sails high-definition intelligent capture machine into and captures region, triggered digital formula wagon detector;

(2) Vehicle License Plate Recognition System is automatically captured the image of vehicle and is identified car plate knowledge number, then draws class of vehicle by searching database;

(3) display screen shows the term of validity (state coach or the moon hire a car) or the remaining sum (Stored Value car) of this car, welcome signal language of Denging;

(4) car plate that identifies of speech play, welcome signal language of Denging;

(5) if non-full position or this car belong to fixed vehicle situation, gate is let pass, and writes down vehicle entry time simultaneously.Import crossed by vehicle, sails in parking lot, and parking stall display screen refreshes parking stall.

Whole process completes automatically, need not personnel intervention.Vehicle is in transport condition always, without the need to suspending.

Vehicle rolls away from:

(1) vehicle sails high-definition intelligent capture machine into and captures region, triggered digital formula wagon detector;

(2) Vehicle License Plate Recognition System is automatically captured the image of vehicle and is identified car plate knowledge number, then draws class of vehicle by searching database;

(3) display screen shows the term of validity (state coach or the moon hire a car) or the remaining sum (Stored Value car) of this car, toll amount (interim car), wishes that you such as to have a pleasant trip at the signal language;

(4) car plate that identifies of speech play, wishes that you such as to have a pleasant trip at the signal language;

(5) if this car belongs to fixed vehicle situation, gate automatically opens pole and lets pass.Computer recalls candid photograph image during this car admission, entry time etc.If temporary parking, then vehicle must be paid dues and can leave by time-out, and this point is identical with IC-card scheme.If vehicle is put on the blacklist, no matter be interim or fixed vehicle, gate can not be opened, and simultaneity factor all can send alerting signal, notifies that staff notes.

(6) import and export crossed by vehicle, sail into and leave parking lot, and system writes down vehicle time departure, and parking stall display screen refreshes parking stall.

Under normal circumstances, Dynamic System flow process:

Vehicle enters:

When there being vehicle approaching cell entry, system detects the approaching of vehicle automatically, automatic candid photograph vehicle photo, and identify the number-plate number of this vehicle, be recorded into district's time, the number-plate number, vehicle photo, then by the registered vehicle record in Query Database, the type (local area vehicle or external vehicle) of this car is determined.Difference according to type of vehicle can take different control strategies, mainly can be divided into two kinds of following situations:

(1) this community registered vehicle---screen display vehicle image, the number-plate number, enter district's date and time and expense pays situation, system is lifted lock and is let pass;

(2) external vehicle (without local area parking stall)---let pass after confirming by gate sentry, the external vehicle of screen display;

(3) the car plate result, the signal language such as welcome that identify of voice broadcast;

Vehicle rolls away from:

When there being vehicle approaching community to export, system can detect the approaching of vehicle automatically, and automatically capture vehicle photo, automatically identify the number-plate number of this car, record out district's time, the number-plate number, vehicle photo, then by the registered vehicle record in Query Database, the type (local area vehicle or external vehicle) of this car is determined.Difference according to type of vehicle can take different control strategies, mainly can be divided into following two kinds of situations:

(1) this community registered vehicle---screen display vehicle image, the number-plate number, enter district's date and time, go out district's date and time, car owner pays dues the information such as situation, automatically let pass.

(2) external vehicle---according to the difference of vehicle character (taxi, delivery car, officer's car and public vehicles), determine different expenses standard (mainly containing free, periodic metering, pay-per-use etc.), determine the toll amount of this car in conjunction with this car down time.Then let pass after confirming by gate sentry, license plate number, the vehicle photo of the external vehicle of screen display and record, enter district's time, go out district's time, toll amount etc.

Do not identify the special processing of car plate completely:

Affect the reason of Car license recognition rate:

Car license recognition rate is not less than 95%, and discrimination does not reach 100%, should search reason from the following aspect:

(1) wagon detector: the vehicle too high for chassis or vehicle detour from wagon detector side, because not triggering wagon detector, can not start high-definition intelligent capture machine;

(2) amblent air temperature: under the weather conditions such as rain, snow, dense fog, Car license recognition rate can be reduced;

(3) license plate shading, heavy stain;

(4) safety at power cut or the system failure etc.

The process of unidentified car plate:

(1) vehicle is marched into the arena, autostore car plate: system captures vehicle photo automatically, automatically identifies the number-plate number of this car, records out district's time, the number-plate number, vehicle photo, then stored in database.

(2) for the vehicle not having admission car plate:

During appearance, manual keyboard input car plate.

The car plate of artificial input, first with the fixing car plate automatic comparison inquiry in database,

If inquiry is fixed vehicle, paying dues in the term of validity, manually open a sluice gate to let pass;

If inquiry is fixed vehicle, pays dues expired, pay dues according to interim vehicle, then let pass;

If inquiry is not fixed vehicle, system can be inquired about automatically in " interim vehicle on the scene " information, because native system adopts Fuzzy Query Technology, automatically can recommend 1 ~ N number of close car plate, after artificial selection 1, confirms to let pass.

If inquiry is not fixed vehicle, system meeting is fuzzy query in " interim vehicle on the scene " information automatically, does not find suitable car plate, and according to minimum charge scale fee, manual annotation reason, opens a sluice gate to let pass.

(3) for the incomplete vehicle of admission car plate:

A () adopts database fuzzy diagnosis and fuzzy matching technology due to native system, automatically can provide close car plate in a database, to the foundation that operator's manpower comparing is right;

B (), when car plate does not identify completely, system according to the several car plate numerals identified, can provide the car plate be close in a database.

Three, the basic function of gateway, community of the present utility model monitoring management system and feature are:

Fixed vehicle fully automated management, interim vehicle semi-automation management, reduces the vehicle pass-through time, for car owner races against time, intelligent management.

(1) remove card reader to install, safeguard the trouble brought;

(2) car owner need not worry to lose with IC-card the trouble caused;

(3) unique tumbling-type LED Chinese electronic display prompting, make car owner and supvr very clear;

(4) reduce a staff, efficiency is high;

(5) save the expense of IC-card, the problem of IC-card deficiency need not be worried simultaneously;

(6) can with police's warning system coordinated operation, effectively hit illegal vehicle, assist social security management;

(7) have anti-to argue for the sake of arguing, full off-load, photoelectric control, band correct balance system high-quality to keep off a car banister;

(8) reliability and adaptive digital vehicle detection system;

(9) pound car device and can ensure it is no matter the vehicle or the vehicle of reversing occurs of marching into the arena, as long as stop under restrictor bar, restrictor bar would not fall.

Four, the technical advantage of gateway, community of the present utility model monitoring management system is:

1, high-definition intelligent capture machine

(1) high-definition intelligent capture machine has high resolving power, can capture out the high definition picture of high definition, and it is optional that resolution brings up to high definition 1,300,000,2,000,000 pixel by 300,000 in SD situation;

(2) high definition Car license recognition all-in-one is had a wide sphere of vision and can be seen car plate clearly, and vehicle etc. are large regions more, thus make travel track can control wider, the angle acceptability that vehicle sails into is larger;

(3) high-definition intelligent capture machine adopts mega pixel high definition recognition technology, makes picture more clear, thus promotes car plate discrimination.

2, high-definition intelligent capture machine light filling is synchronous

For the environment for use in parking lot, and the strong illumination of automotive headlamp, night, imaging effect difference was the gate of vitality restricting pure Vehicle License Plate Recognition System recognition accuracy always.Applicant has synchronously carried out a large amount of fundamental research and hardware design with regard to high-definition intelligent capture machine and light compensating lamp:

(1) brightness self-adaptation

A () automatic switch: camera is embedded in algorithm and controls, according to the change of picture luminance analysis environments light, realizes switch automatically.

(b) brightness self-adaptation: morning or night open automatically when light is dark and flash sync function.

(2) light compensating lamp is synchronous

According to the clock sync signal that high-definition intelligent capture machine provides, capture at high-definition intelligent capture machine synchronous with high-definition intelligent capture machine instantaneously, obtain remarkable imaging effect in night.

3. high light suppresses

Make full use of the arithmetic capability of the polycaryon processor carried in high-definition intelligent capture machine, by image optimization algorithm, the halation that effective suppression hot spot direct irradiation causes is bigger than normal, video image is fuzzy, automatically can differentiate hot spot, and hot spot near zone is compensated to obtain image more clearly.Thus effectively eliminate automotive headlamp to the impact of camera imaging.

4. Recognition Algorithm of License Plate

High definition Vehicle License Plate Recognition System is mainly based on the technological accumulation being absorbed in intelligent transportation industry for many years, in the process continuing to optimize core algorithm, progressively make recognition resolution scope more wide in range (between 320*240 to 1280*960), solution license plate recognition technology reduces greatly for the rigors of the aspects such as craspedodrome road, angle of approach, improve the adaptability that discrimination (increase is had a lot of social connections, reduce lane length, without ajusting the equal identifiable design of required distance) improves product simultaneously.The various angle of vehicle, direction enter, can accurate positioning licence plate identify result.

5. car plate distortion calibration

Restrict by site environment, car plate surface cannot be accomplished vertical with pickup axis, and cause car plate to distort, the position character away from high-definition intelligent capture machine diminishes, and causes certain difficulty to identification.High definition Car license recognition all-in-one distortion calibration algorithm adopts multicolour space to carry out the detection of car plate background color, accurate positioning licence plate region, obtain license plate sloped angle and transversely deforming ratio, maximum tilt angle reaches 25 °, and the accurate alignment rate in security standpoint 15 ° reaches more than 99%.

6. recognizer: neural network+feature identification

(1) adopt the energy filter algorithm of band feedback to carry out skin texture detection, make License Plate success ratio from more than 99%.

(2) detection in multicolour space ensure that the accurate identification of multiple car plate type, comprising: blue board, yellow card, military vehicle, police car, WJ vehicle, personalized car plate, consular mission's car plate, province port Kong license plate etc.

(3) character feature recognizer ensure that the character identification rate (field measurement) of >98%, and does not need to carry out on-site training; Auxiliary BP neural network recognization algorithm has done well to supplement, and ensure that good Chinese Character Recognition rate simultaneously.

7. intelligent image coupling

Based on the technological accumulation for many years in intelligent video analysis, apply for parking lot, my company has created intelligent image matching feature, based on image matching algorithm, system can be made automatically two pictures that similarity is the highest to be carried out association coupling, greatly alleviate the workload that manpower comparing is right, improve system intelligent degree, reach the object reducing artificial use cost.

8. adaptability and stability

(1) qualification test of hardware product

High-definition intelligent capture machine, through technical grade hardware design, by humid test repeatedly, the experiment of ESD performance index, waterproof test, impulse test, vibration test, greatly strengthen video camera adaptability under circumstances.The embedded backup of networking, critical data, for product provides stable guarantee.

(2) system whole-network network

Different from multiple connected modes such as traditional cameras tone frequency channel wire, video lines, high definition Vehicle License Plate Recognition System adopts TCP/IP network mode, a power lead can complete total system with several netting twines and be communicated with, and system wiring, construction, maintenance are more prone to convenient.System can utilize existing network to connect, and does not need to repeat wiring, greatly saves construction cost.Due to TCP IP network user very general, so the personnel that are also more easily managed in method of operating accept.

The above embodiment only have expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.

Claims (6)

1. gateway, a community monitoring management system, is characterized in that, comprises entrance control section, control of export part, sentry box terminal and administrative center, wherein,
Described in-let dimple part comprises entrance vehicle detection unit and portal image collecting unit, described entrance vehicle detection unit inspection enters the vehicle of community, when vehicle enters into the region of described portal image collecting unit collection image, described entrance vehicle detection unit sends signal to described portal image collecting unit; Described portal image collecting unit receives signal that described entrance vehicle detection unit sends and gathers the image of entrance vehicle, by the image transmitting of described entrance vehicle to described administrative center;
Described control of export part comprises outlet vehicle detection unit and outlet image acquisition units, described outlet vehicle detection unit inspection rolls the vehicle of community away from, when vehicle enters into the region of described outlet image acquisition units collection image, described outlet vehicle detection unit sends signal to described outlet image acquisition units; Described outlet image acquisition units receives the signal of described outlet vehicle detection unit transmission and gathers the image exporting vehicle, by the image transmitting of described outlet vehicle to described administrative center;
Described sentry box terminal comprises management computer and sentry box charge customers management system, and described management computer is used for gateway, community monitoring management system described in control and management;
Described administrative center comprises embedded vehicle license plate identification main control system and database server, and described embedded vehicle license plate identification main control system identifies the vehicle characteristics of inlet/outlet by the image analyzing described inlet/outlet vehicle; The information of vehicles of registration is stored in described database server.
2. system according to claim 1, is characterized in that, described entrance vehicle detection unit and described outlet vehicle detection unit are digital vehicle detecting device.
3. system according to claim 1, it is characterized in that, described portal image collecting unit and described outlet image acquisition units are high-definition intelligent capture machine, the inside of described high-definition intelligent capture machine adopts multi-core DSP platform, there is provided H.264, the many code stream of JPEG, MJPEG exports, and carries video compression algorithm.
4. the system according to Claims 2 or 3, is characterized in that, described in-let dimple part also comprises inlet at high frequency conversion banister, entrance light compensating lamp and the sub-display screen of entrance LED electrical; Described control of export part also comprises outlet high speed frequency conversion banister, outlet light compensating lamp and the sub-display screen of outlet LED electrical.
5. system according to claim 1, is characterized in that, described management computer adopts industrial computer.
6. system according to claim 1, is characterized in that, gateway, described community monitoring management system adopts TCP/IP to carry out network communication.
CN201520686356.5U 2015-09-07 2015-09-07 District access & exit control management system CN204884185U (en)

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Cited By (10)

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CN106205199A (en) * 2016-08-31 2016-12-07 广东艾科智泊科技股份有限公司 A kind of car plate fault-tolerance processing system
CN106652469A (en) * 2016-12-16 2017-05-10 深圳市捷顺科技实业股份有限公司 Vehicle enter/exit license plate identification method and license plate identification system
CN106780886A (en) * 2016-12-16 2017-05-31 深圳市捷顺科技实业股份有限公司 A kind of vehicle identification system and vehicle are marched into the arena, appearance recognition methods
CN106781515A (en) * 2016-12-16 2017-05-31 深圳市捷顺科技实业股份有限公司 A kind of vehicle cloud identifying system and vehicle cloud management system
CN106960579A (en) * 2017-05-22 2017-07-18 广东艾科智泊科技股份有限公司 The recognition methods of unlicensed car a kind of and use its parking system
CN107730614A (en) * 2017-01-05 2018-02-23 西安艾润物联网技术服务有限责任公司 Parking charge method and device
CN107730620A (en) * 2017-02-13 2018-02-23 西安艾润物联网技术服务有限责任公司 Parking lot charging abnormality eliminating method and device
CN107845164A (en) * 2016-09-21 2018-03-27 菜鸟智能物流控股有限公司 A kind of control method for vehicle and relevant apparatus
EP3312739A1 (en) * 2016-10-19 2018-04-25 PP Picturepartners GmbH Device for storing, managing and accessing digital photographing, use of a device and method
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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106205199A (en) * 2016-08-31 2016-12-07 广东艾科智泊科技股份有限公司 A kind of car plate fault-tolerance processing system
CN107845164A (en) * 2016-09-21 2018-03-27 菜鸟智能物流控股有限公司 A kind of control method for vehicle and relevant apparatus
EP3312739A1 (en) * 2016-10-19 2018-04-25 PP Picturepartners GmbH Device for storing, managing and accessing digital photographing, use of a device and method
CN106781515A (en) * 2016-12-16 2017-05-31 深圳市捷顺科技实业股份有限公司 A kind of vehicle cloud identifying system and vehicle cloud management system
CN106652469B (en) * 2016-12-16 2019-07-30 深圳市捷顺科技实业股份有限公司 A kind of vehicle marches into the arena, vehicle appearance licence plate recognition method and Vehicle License Plate Recognition System
CN106652469A (en) * 2016-12-16 2017-05-10 深圳市捷顺科技实业股份有限公司 Vehicle enter/exit license plate identification method and license plate identification system
CN106780886A (en) * 2016-12-16 2017-05-31 深圳市捷顺科技实业股份有限公司 A kind of vehicle identification system and vehicle are marched into the arena, appearance recognition methods
CN107730614A (en) * 2017-01-05 2018-02-23 西安艾润物联网技术服务有限责任公司 Parking charge method and device
CN107730620A (en) * 2017-02-13 2018-02-23 西安艾润物联网技术服务有限责任公司 Parking lot charging abnormality eliminating method and device
CN106960579A (en) * 2017-05-22 2017-07-18 广东艾科智泊科技股份有限公司 The recognition methods of unlicensed car a kind of and use its parking system
CN108389396A (en) * 2018-02-28 2018-08-10 北京精英智通科技股份有限公司 A kind of vehicle matching process, device and charge system based on video

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