CN102915574A - Embedded intelligent traffic control toll terminal - Google Patents
Embedded intelligent traffic control toll terminal Download PDFInfo
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- CN102915574A CN102915574A CN2012103149220A CN201210314922A CN102915574A CN 102915574 A CN102915574 A CN 102915574A CN 2012103149220 A CN2012103149220 A CN 2012103149220A CN 201210314922 A CN201210314922 A CN 201210314922A CN 102915574 A CN102915574 A CN 102915574A
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Abstract
The invention discloses an embedded intelligent traffic control toll terminal, which is characterized by comprising a plurality of dual-core processors, communication modules, storage modules and peripheral equipment connected to the dual-core processors, wherein the dual-core processors are provided with the communication modules which can realize communication among the different processors and transmit the data at real time to a toll station, branch management centers and a main management center step by step; and the dual-core processors are provided with the storage modules. In the technical scheme, by the plurality of dual-core processors, concurrency control capability and multichannel video processing capability of multiple devices are enhanced; and rich expansion interfaces are provided for the plurality of dual-core processors, so that the multiple devices are controlled, the multichannel video is processed, and the expansibility is good.
Description
Technical field
The present invention relates to the expressway tol lcollection apparatus field, particularly, relate to a kind of embedded intelligence traffic control charging terminal.
Background technology
Embedded intelligence traffic control charging terminal is mainly used in management and the control of highway vehicle line toll, is applicable to the manual toll collection system, automatic card dispenser system, electronic charging system without parking.The fee-collector charges to the vehicle of turnover highway by embedded intelligence traffic control charging terminal, lane equipment controlled, and be the control center of the lane in which the drivers should pay fees.
There is following defective in existing lane toll system: energy consumption is high, and the power consumption of industrial control computer is more than 250W.Hardware cost is high, and industrial control computer and expansion board clamping are expensive.Poor stability uses Windows operating system, easily infects the computer virus of Windows system.Maintenance cost is high, because to using different manufacturers' product between the individual equipment, there is certain deficiency in the compatibility between the product, peripheral circuit is many and complicated, and whole system is huge, not easy care and upgrading.Integrated level is low, and a plurality of equipment rooms use a large amount of web members, causes system stability poor, so the built-in driveway Fare Collection System is developed.
But there is following defective in existing built-in driveway Fare Collection System:
1. because the CPU frequency of ARM structure is not high, adopt the framework of one single chip simultaneously to video, when business and car plate identifying processing, time delay is long, the picture frame losing, and business processing is slow, poor user experience.
2. can't process simultaneously multi-channel video.
3. the interface limited amount of one single chip, extendability is bad.
4. the memory device shock resistance is low, and reading and writing data speed is slow.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of embedded intelligence traffic control charging terminal, to realize to control many equipment, process the advantage of multi-channel video, favorable expandability.
For achieving the above object, the technical solution used in the present invention is:
A kind of embedded intelligence traffic control charging terminal, comprise dual core processor, communication module, memory module and be connected to peripherals on the dual core processor, described dual core processor is a plurality of, described dual core processor all arranges communication module, this communication module realizes communication between different processors, and data are sent to charge station in real time step by step, the management branch center, toll administration head center, described dual core processor all arranges memory module.
According to a preferred embodiment of the invention, described dual core processor adopts HI3520 chip and DM6446 chip, pass through serial communication between described HI3520 chip and the DM6446 chip, it comprises the dual-core architecture of senior compacting instruction set processor ARM11 processor and video processor described HI3520 chip, wherein, the ARM11 processor is main control module, video processor is video processing module, described DM6446 chip comprises senior compacting instruction set processor ARM and digital signal processor DSP dual-core architecture, wherein, arm processor is car plate identification control processing module, and dsp processor is the DSP module.
According to a preferred embodiment of the invention, described memory module comprises SSD solid state hard disc or CF card.
According to a preferred embodiment of the invention, ARM11 processor in the described HI3520 chip is main control module, be responsible for the operation of vehicle line toll software, the control of a plurality of peripherals, video processing module in the described HI3520 chip is responsible for the compression solution coding of monitor video, has the multi-channel video parallel processing capability, car plate identification control processing module in the described DM6446 chip is responsible for car plate identification control, crawl car plate picture, DSP module in the described DM6446 chip is responsible for from monitor video car plate being identified.
According to a preferred embodiment of the invention, described peripherals comprises display, toll collection keyboard, the IC-card read write line, bill printer, the dynamic axle weight instrument, static axle load meter, toll collection, automatic card dispenser, character adder, the ETC roadside unit, automatic railing, track right of way signal lamp, alarm and ground induction coil, described IC-card read write line, bill printer, the dynamic axle weight instrument, static axle load meter, toll collection, automatic card dispenser, character adder and ETC roadside unit are connected on the RS232 interface of HI3520 main control module, described display is connected on the VGA interface of HI3520 main control module, described toll collection keyboard is connected with the HI35200 main control module by USB interface, described automatic railing, track right of way signal lamp, alarm is connected the I/O interface and is connected with the HI3520 main control module with ground induction coil.
Technical scheme of the present invention by a plurality of dual core processors, has strengthened the Video processing ability, and provides abundant expansion interface at a plurality of dual core processors, has reached a plurality of lane equipment of control, processes the purpose of multi-channel video, favorable expandability.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the principle schematic of the described embedded intelligence traffic control of embodiment of the invention charging terminal;
Fig. 2 is the workflow diagram of the described embedded intelligence traffic control of embodiment of the invention charging terminal.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
As shown in Figure 1, a kind of embedded intelligence traffic control charging terminal, comprise dual core processor, communication module, memory module and be connected to peripherals on the dual core processor, dual core processor is a plurality of, and dual core processor all arranges communication module, and this communication module realizes communication between different processors, and data are sent to charge station in real time step by step, the management branch center, toll administration head center, dual core processor all arranges memory module.Wherein dual core processor adopts HI3520 chip and DM6446 chip, passes through serial communication between HI3520 chip and the DM6446 chip.Memory module comprises SSD solid state hard disc or CF card.Peripherals comprises display, toll collection keyboard, the IC-card read write line, bill printer, the dynamic axle weight instrument, static axle load meter, toll collection, automatic card dispenser, character adder, the ETC roadside unit, automatic railing, track right of way signal lamp, alarm and ground induction coil, the IC-card read write line, bill printer, the dynamic axle weight instrument, static axle load meter, toll collection, automatic card dispenser, character adder and ETC roadside unit are connected on the RS232 interface of HI3520 main control module, display is connected on the VGA interface of HI3520 main control module, toll collection keyboard is connected automatic railing by USB interface with the HI35200 main control module, track right of way signal lamp, alarm is connected the I/O interface and is connected with the HI3520 main control module with ground induction coil.ARM11 processor in the HI3520 chip is main control module, be responsible for the operation of vehicle line toll software, the control of a plurality of peripherals, video processing module in the HI3520 chip is responsible for the compression solution coding of monitor video, have the multi-channel video parallel processing capability, the car plate identification control processing module in the DM6446 chip is responsible for to car plate identification control crawl car plate picture, DSP module in the DM6446 chip is responsible for from monitor video car plate being identified.The multi-channel video parallel processing capability, existing two-way input video, one road video is the track, another road video is car plate.One road output video exports the track video to Surveillance center.Wherein embedded intelligence traffic control charging terminal comprises 10 serial ports, and a plurality of I/O(8 enter 16 and go out); 2 Ethernet interfaces connect respectively among the HI3520 car plate identification control processing module in the main control module and DM6446; 4 road videos access passage, 2 road video output channels; 1 road audio input channel, 1 road audio frequency output channel; 2 USB interface; 1 VGA interface; 2 SATA interfaces.This charging terminal adopts the QT graphic interface take (SuSE) Linux OS as core.
Integrated two the double-core CPU of embedded intelligence traffic control charging terminal use respectively HI3520 chip and DM6446 chip.Each chip has independently internal memory and storage.The HI3520 chip adopts the dual-core architecture of ARM11 processor and video processor, and the ARM11 processor is main control module, is responsible for the operation of vehicle line toll software, and video processor is video processing module, is responsible for the compression solution coding of monitor video.The DM6446 chip adopts ARM and digital signal processor DSP dual-core architecture, arm processor is car plate identification control processing module, is responsible for to car plate identification control crawl car plate picture, dsp processor is the DSP module, is responsible for from monitor video car plate being identified.
The main control module of HI3520 and the car plate of DM6446 identification control processing module are passed through serial communication.Display is connected with the main control module of HI3520 by the VGA interface.SSD solid state hard disc or CF cartoon are crossed the main control module that the SATA interface is connected to HI3520.Audio frequency is connected to the main control module of HI3520 by bnc interface.Toll collection keyboard is connected with the main control module of HI3520 by USB interface.Automatic railing, track right of way signal lamp, alarm are connected the I/O interface and are connected with the main control module of HI3520 with ground induction coil.Two network interfaces are connected to respectively the car plate identification control processing module of main control module and the DM6446 of HI3520.Two-path video, car plate video camera and track video camera input to the video processing module of HI3520.One bus board camera video inputs to the DSP module of DM6446.
As shown in Figure 2, main control module, video processing module, car plate identification control processing module and the work such as the exit lane charge of highway network, the entrance lane hair fastener that sails highway network into, data processing, equipment control, flow process control and data upload are sailed out of in four common realizations of modules association of DSP module.The workflow of modules is as follows:
Main control module carries out initialization to all devices;
Video processing module to the input
MultichannelVideo carries out Video coding, and decoding shows and video is uploaded to Surveillance center;
The DSP module is carried out car plate identification to the video of input, if identify the car plate identification warehouse that successfully result is saved to car plate identification control processing module;
Car test is coil-induced to the vehicle process, triggers the main control module business processing flow.Main control module sends a request to car plate identification control processing module;
Car plate identification control processing module finds the result of car plate identification by algorithm, and the result is returned main control module;
Main control module calls correlation module and business is processed and the result is shown;
Video processing module is to video capture;
Main control module is write the operation of card or Card Reader according to entrance or outlet.If outlet is carried out charging according to information of vehicles;
Main control module is finished all business;
The clearance of arguing for the sake of arguing.
In sum, the present invention also has following advantage:
1, low-power consumption, terminal adopts embedded type low-power consumption CPU, and Overall Power Consumption obviously reduces.The power consumption of embedded intelligence traffic control charging terminal only has 15W, is 1/10 of the present vehicle line toll computing machine power consumption of generally using.Integrated level is high, hardware integration vehicle line toll, the functions such as car plate identification, with vehicle line toll, monitoring of tools, video monitoring, the functions such as car plate identification are integrated together, and are stable, are easy to safeguard.
2, parallel processing capability is strong.Integrated two double-core CPU on the hardware, the main control module in the HI3520 chip is responsible for the operation of vehicle line toll software, and video processing module is responsible for the compression solution coding of monitor video, has the multi-channel video parallel processing capability.DSP module in the DM6446 chip is responsible for from monitor video car plate being identified, and car plate identification control processing module is responsible for car plate identification control and crawl car plate picture.
3, provide abundant Peripheral Interface, extensibility is strong.Comprise 10 serial ports, a plurality of I/O(8 enter 16 and go out); 2 Ethernet interfaces; 4 road videos access passage, 2 road video output channels; 1 road audio input channel, 1 road audio frequency output channel; 2 USB interface; 1 VGA interface; 2 SATA interfaces.
4, terminal adopts open source operating system Linux, takies resource few, system stability, and anti-computer virus ability is strong, save operation system copyright usage charges.
5, produce dispute for fear of the user occurring because changing the damage of card or visa card, system adopts the image of capturing this vehicle when entrance, when outlet, read the method for vehicle pass-through card internal information, access the image of this visa card vehicle when entrance, by image and the anti-image comparison of looking into of entrance of capturing in outlet, solve because changing card, the dispute that bad card produces.This error of having avoided car plate identification to cause fully by anti-discriminating conduct of looking into image, system reliability is high.
6, for the singularity of turn pike, embedded intelligence traffic control charging terminal can be supported closed entrance lane, closed exit lane, open track, ETC(electronic non-parking), polytype vehicle line toll such as automatic card entrance lane.By same version program through parameter configuration can be configured to support different thes lane in which the drivers should pay fees (such as closed track program, can be configured to open, closed outlet, closed entrance, main line etc.) application program.
7, embedded intelligence traffic control charging terminal can be supported the equipment of multiple different manufacturers.System in package the hardware device interfaces that provide of many commonly used manufacturers, can adapt to dissimilar hardware device by the change corresponding configuration, be convenient to like this system hardware upgrading or change.
8, in order to alleviate the networked fee collection business to the complete dependence of traffic private network communication system, embedded intelligence traffic control charging terminal has been realized the function of charging under the offline condition, and it is professional that namely the network failure of any one link can not affect the regular fee of each the lane in which the drivers should pay fees.Because lane toll system is to work incessantly in 24 hours, interrupt or transmission equipment when breaking down at network, lane system carries out off-line charge and charge data is lost, charge data is stored in the machine of track, treat that network is unimpeded, when transmission equipment was normal, charge data was uploaded in higher level's database automatically.Meet Department of Transportation fully to the requirements such as security of networked fee collection.
It should be noted that at last: the above only is the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment the present invention is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. embedded intelligence traffic control charging terminal, it is characterized in that, comprise dual core processor, communication module, memory module and be connected to peripherals on the dual core processor, described dual core processor is a plurality of, and described dual core processor all arranges communication module, and this communication module realizes communication between different processors, and data are sent to charge station in real time step by step, the management branch center, toll administration head center, described dual core processor all arranges memory module.
2. embedded intelligence traffic control charging terminal according to claim 1, it is characterized in that, described dual core processor adopts HI3520 chip and DM6446 chip, pass through serial communication between described HI3520 chip and the DM6446 chip, it comprises the dual-core architecture of senior compacting instruction set processor ARM11 processor and video processor described HI3520 chip, wherein, the ARM11 processor is main control module, video processor is video processing module, described DM6446 chip comprises senior compacting instruction set processor ARM and digital signal processor DSP dual-core architecture, wherein, arm processor is car plate identification control processing module, and dsp processor is the DSP module.
3. embedded intelligence traffic control charging terminal according to claim 1 and 2 is characterized in that, described memory module comprises SSD solid state hard disc or CF card.
4. embedded intelligence traffic control charging terminal according to claim 2, it is characterized in that, the ARM11 processor is main control module in the described HI3520 chip, be responsible for the operation of vehicle line toll software, the control of a plurality of peripherals, video processing module in the described HI3520 chip is responsible for the compression solution coding of monitor video, has the multi-channel video parallel processing capability, car plate identification control processing module in the described DM6446 chip is responsible for car plate identification control, crawl car plate picture, DSP module in the described DM6446 chip is responsible for from monitor video car plate being identified.
5. embedded intelligence traffic control charging terminal according to claim 4, it is characterized in that, described peripherals comprises display, toll collection keyboard, the IC-card read write line, bill printer, the dynamic axle weight instrument, static axle load meter, toll collection, automatic card dispenser, character adder, the ETC roadside unit, automatic railing, track right of way signal lamp, alarm and ground induction coil, described IC-card read write line, bill printer, the dynamic axle weight instrument, static axle load meter, toll collection, automatic card dispenser, character adder and ETC roadside unit are connected on the RS232 interface of HI3520 main control module, described display is connected on the VGA interface of HI3520 main control module, described toll collection keyboard is connected with the HI35200 main control module by USB interface, described automatic railing, track right of way signal lamp, alarm is connected the I/O interface and is connected with the HI3520 main control module with ground induction coil.
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| WO2015106503A1 (en) * | 2014-01-15 | 2015-07-23 | 西安全星智能电子有限公司 | Embedded mainboard for parking lot control system and parking lot control system |
| CN105701871A (en) * | 2016-04-13 | 2016-06-22 | 成都锐奕信息技术有限公司 | Highly-reliable highway toll collecting apparatus |
| CN105938630A (en) * | 2016-04-13 | 2016-09-14 | 成都锐奕信息技术有限公司 | Intelligent toll collection system for highway |
| CN107945293A (en) * | 2017-12-05 | 2018-04-20 | 河南省视博电子股份有限公司 | It is a kind of to be used for the not parking Intelligent parking lot systems deducted fees automatically of ETC and method |
| CN109741471A (en) * | 2018-12-13 | 2019-05-10 | 西安公路研究院南京院 | Highway lane toll system and charging method based on open source technology |
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