CN106056935A - Intelligent traffic guidance system and method - Google Patents
Intelligent traffic guidance system and method Download PDFInfo
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- CN106056935A CN106056935A CN201610382676.0A CN201610382676A CN106056935A CN 106056935 A CN106056935 A CN 106056935A CN 201610382676 A CN201610382676 A CN 201610382676A CN 106056935 A CN106056935 A CN 106056935A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
- G08G1/0141—Measuring and analyzing of parameters relative to traffic conditions for specific applications for traffic information dissemination
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Abstract
The invention discloses an intelligent traffic guidance system and an intelligent traffic guidance method, which relate to the technical field of traffic control systems of road vehicles. The intelligent traffic guidance system comprises a unified information processing platform, a traffic flow collecting subsystem, a vehicle positioning subsystem, a driving route optimizing subsystem and a traffic information service subsystem, wherein the unified information processing platform is used for optimizing a driving route after processing information collected by the traffic flow collecting subsystem and vehicle information positioned by the vehicle positioning subsystem; the traffic information service subsystem is used for transmitting traffic information processed by the unified information processing platform and information forecasted by the unified information processing platform to road traffic users by means of multimedia equipment; and the driving route optimizing subsystem is used for marking the optimal driving route by arrows. The intelligent traffic guidance system is conducive to improving the traffic management service level and quality, increasing the utilization rate of the urban road network, reducing the economic losses caused by road congestion, and enhancing the city comprehensive competitiveness.
Description
Technical field
The present invention relates to the traffic control system technical field of road vehicle, particularly relate to a kind of intelligent traffic guidance systems
And method.
Background technology
Although the Traffic Guidance Information System development starting of China is late than western developed country, but current in gradually rising
Situation.Some cities have been walked in prostatitis in terms of traffic information collection and issue, such as Shanghai, Beijing, Ningbo etc..Currently,
Beijing achieve the seamless coverage of data acquisition have two, three, the Fourth Ring road, and all traffic initial data system in each section
System can preserve one month.Beijing Public Traveling net come into operation at present has begun to provide transport information into citizens' activities
Service, by 2006, Traffic In Beijing administration section opened up again other form for traveler provide service, including SMS,
TV, broadcast, network, variable message board etc..Other city such as Shanghai, Ningbo also achieve not in terms of data acquisition and issue
Little progress.Compared with information issuing system, the information acquisition system of current China has reached more advanced level, it is possible to achieve
Large-scale application, therefore, will be more urgent to the demand of information issuing system within a period of time, this Ye Shi China city is handed over
One of logical inducible system problem needing solution badly.
System for traffic guiding will be gradually completing its important function in modern city intelligent traffic administration system works.At present,
China's system for traffic guiding has had the traffic flow data sampling technology of advanced person, but does not has started and enter these initial data resources
The row degree of depth is excavated and comprehensive analysis, it is difficult to obtain the information that action value is higher, simultaneously published method on induction information not enough
Efficient and convenient, it is difficult to provide more efficiently information service and regulative mode for Public Traveling, road network traffic flow distribution.
Present stage, the problem of system for traffic guiding maximum is exactly that information can not realize sharing, fully can not carrying out data
Excavate, the information being provided with for the public.Cause each subsystem to be respectively battalion, form multiple information island.It addition, with outside
Mutual construction between system is the most not in place, lacks management platform.Along with the fast development of intelligent transportation, need badly by letter
Information flow is accelerated in breathization construction, it is achieved the internal each system of whole traffic system the most mutual, make between each subsystem with
And between department, form the unified entirety combined closely.
The development of China's the Urban Traf-fic Guidance System is also in the starting stage at present, and every technology is the most perfect, along with respectively
Department of district government progressively strengthens transport information and builds dynamics, and many problems all will gradually come out, be mainly manifested in
Lower three aspects:
(1) between system, shortage interconnects
The Urban Traf-fic Guidance System is made up of multiple subsystems, including parking guidance system, driving inducible system etc., send out
Wave the maximum efficiency of the Urban Traf-fic Guidance System, need to closely cooperate between each system, data can Real-Time Sharing, data form
Keep consistent.But the Construction Party of each system of China is not the same at present, and enterprise, Government departments have all carried out relevant construction work
Making, thereby result in the more difficulty that communicates between each system, data cannot be shared, such as: driving inducible system and parking guidance system
The docking of system, the docking etc. of inducible system of driving a vehicle between zones of different.Need formulation series of standards badly to come conforming equipment and information and put down
The construction of platform, it is to avoid after equipment purchase and after information platform builds up, the product between different suppliers can not interconnect, the most right
Various different published methods are managed (including issuing place, issuing arranging of content).
(2) to data deficiency digging utilization
Comparing for information acquisition system, China also in the blank stage, lacks logarithm to the process of information and application
Fully excavating and analyzing according to resource, causes to provide effective information on services and science certainly for Public Traveling and traffic department
Plan foundation.The system that part has been built, it is impossible to realize real-time data sharing, result in the waste of resource and the weight of construction
Renaturation, makes resource cannot play greatest benefit.
(3) construction that induction information is issued is lacked
At present, the construction of China's the Urban Traf-fic Guidance System is concentrated mainly on information gathering and the system such as process, point duty
Aspect, at Traffic information demonstration, particularly externally issues, and the demand being not met by modern city traffic administration is not the most real
Now the public is allowed to obtain effective traffic circulation information in time by public announcement mode.
Summary of the invention
The technical problem to be solved is to provide a kind of intelligent traffic guidance systems and method, and described system is favourable
In promoting traffic administration service level and quality, improve urban road network's utilization rate, reduce the economic damage brought because of congestion in road
Lose, strengthen Comprehensive Competitiveness of Cities.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of intelligent traffic guidance systems, and it is special
Levy and be: include that unified information processing platform, traffic flow collection subsystem, vehicle location subsystem, traffic route optimize subsystem
System and traffic-information service subsystem, described traffic flow collection subsystem, vehicle location subsystem and traffic-information service
Data interaction, wherein said traffic flow collection subsystem is carried out by wireless network between subsystem and unified information processing platform
For obtaining various transport information by traffic flow collection device, described vehicle location subsystem is used for positioning vehicle in road network
Accurate location, described unified information processing platform for according to traffic flow collection subsystem gather information and vehicle location
The information of vehicles of subsystem location optimizes traffic route after processing, and described traffic-information service subsystem is for by many matchmakers
Transport information and prediction information out that unified information processing platform was processed by body equipment are sent to road traffic user,
Described traffic route optimizes the mode of subsystem arrow and marks optimum travel route.
Further technical scheme is: described vehicle location subsystem includes global positioning system, inertial navigation system
And radio station system.
Further technical scheme is: described multimedia equipment includes TV, radio, Net-connected computer and variable
Advices plate.
Further technical scheme is: described unified information processing platform includes the information processing platform, switch, GIS
System and data base, realize interconnection, described exchange by switch between the described information processing platform, generalized information system and data base
Machine is additionally operable to the data transmission realizing between unified information processing platform and subsystems.
The invention also discloses a kind of intelligent traffic guidance method, it is characterised in that: described method comprises the steps:
Utilizing traffic flow collection device to obtain various transport information, described transport information processes through unified information processing platform
After, obtain dynamic information database, vehicle scheduling transport information, and cook up optimum travel route, then pass through multimedia equipment
The optimum travel route cooked up is released notice traveler, and during this, system for traffic guiding is constantly predicted
The traffic flow conditions of road network subsequent period, and issue dynamic message, it is guided out passerby by crowded route to route smoothly
Go.
Further technical scheme is: to the design of unified information processing platform from administration section, public service, traffic
Information prediction three aspect is designed, and described unified information processing platform is by being managed collectively data base, inquire about, adding up
Analyze operation and realize the requirement to information of each application system；Wherein management personnel have inquiry, revise, dispatch information platform
With the function in terms of control；The public can obtain useful information by inquiry；And distribution of multimedia information means can be passed through
The effective information of forecasting produced is issued.
Further technical scheme is: functional design based on administration section is carried out from the following aspects:
1) operational analysis
Being evaluated current public transport network analyzing and optimizing and revising, circuit alternative to each bar carries out comprehensive benefit analysis,
Including circuit economic results in society, circuit operation benefits, circuit passenger flow forecast total amount and the passenger traffic function of circuit, pass through public transport
The bus traveler assignment of gauze, it is thus achieved that the circuit passenger flow flow under different gauze layouts and site traffic；
2) statistical query
Government, industry, enterprise provide traffic programme, construction, management decision-making support and inquiry service；Carry towards the public
For optimum travel route based on real-time traffic operation conditions, the shortest trip distance, minimum travel cost general query and specialty
Inquiry service；
3) system call and monitoring
System passes through monitoring hardware state and parameter, server software, and backstage is carried out integrated management operation；Data are connect
Receipts are controlled scheduling operation；Finding that the system exception situation moment is by scheduling feature timely closing information release module；
4) data transmit-receive
It is responsible for mutual with short message and GPRS receiving platform, receives Foreground Data；Video data is sent to variable information board
And send information to user, it is provided that induction and valued added applications；
5) Back ground Information is safeguarded
Back ground Information is safeguarded and is included that each operator are according to tool to system operators management and traffic flow data management
Standby corresponding authority controls the disparate modules of system for traffic guiding.
Further technical scheme is: functional design based on public service is carried out from the following aspects:
1) variable information board, mobile phone business
Realization is to the essential information maintenance of variable information board and handling and safeguarding of mobile phone business；Mobile phone business refers to user
The short message service handled, it is thus achieved that the backstage road traffic delay that timing sends after data mining and congestion information；Variable information
Plate uses and introduces mobile communication technology, it is ensured that the convenience of data receiver and accuracy.
2) comprehensive inquiry
For public service demand, set up multiple inquiry means, by backstage, the comprehensive of data is analyzed and after process, will
Optimal path, transfer route, congestion in road, link flow, flow of the people information intuitive display on terminal delivery system or
On the Internet, check area road speed, road history speed icon information by network, mobile phones enquiring means；
3) news briefing module
By news media's means by control traffic message, induction information according to textual form real-time release at public medium
On, the information of issue includes speed-limiting messages, induced travel information, accident information, control traffic message, weather forecast information and warp
The director information that data processing platform (DPP) analyzes.
Further technical scheme is: traffic forecast function is to be carried out traffic historical data by data mining technology
The degree of depth is excavated, and obtains administration section, traveler, the valuable information of enterprise personnel.
Use and have the beneficial effects that produced by technique scheme: as the important component part of intelligent transportation system,
The foundation of the Urban Traf-fic Guidance System, is conducive to promoting traffic administration service level and service quality, improves urban road network's profit
By rate, reduce the economic loss brought because of congestion in road, strengthen Comprehensive Competitiveness of Cities.It is in particular in:
(1) be conducive to integrating traffic resource
The research and extension of the Urban Traf-fic Guidance System, may advantageously facilitate the information sharing of whole traffic and transportation system, carries
The utilization ratio of high traffic resource, reduces energy consumption, reduces the traffic pollution to environment, it is ensured that the sustainable development of transportation
Exhibition.
(2) be conducive to improving traffic system decision-making function
By to the collection of transport information, analyze, excavate and issue, formed center, urban traffic information source.Based on information
Platform, it is achieved interconnecting between subsystems, General Promotion integration organization decision commanding ability.By to friendship
The traffic guiding in real time in the various places such as cross road mouth, road network, parking lot and regulation and control, it is achieved safe and efficient intelligent type comprehensive
Transportation system.
(3) be conducive to strengthening public service
The Urban Traf-fic Guidance System will utilize network, radio broadcasting, variable information advices plate, variable sign, trackside communication,
The carriers such as automobile navigation, Real-time and Dynamic is issued urban traffic information, is provided good service for traveler so that it is can in car,
The places such as family, office, station obtain required trip information easily, in order to successfully arrive at.
(4) be conducive to strengthening Urban Competitiveness
City is increasingly becoming the motive force of national economy, along with urban economy importance in global economy carries day by day
Height, efficient traffic is increasingly becoming the potential investor of attraction and the key factor of employee.Easily transport information, intelligentized draw
Leading the operation that can continue to optimize and promote urban transportation, the Urban Traf-fic Guidance System can be traveler and traffic administration person in real time
Omnibearing road grid traffic information is provided, thus improves the science of its trip decision-making and management decision-making.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Fig. 1 is the theory diagram of system of the present invention；
Fig. 2 is the functional flow diagram of system of the present invention；
Fig. 3 is the data flow diagram of unified information processing platform in system of the present invention；
Fig. 4 is information issuing system theory diagram based on mobile communication；
Fig. 5 is the access database framework figure under C/S Yu B/S pattern；
Fig. 6 is the Urban Traf-fic Guidance System integrated platform architectural block diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but the present invention is all right
Using other to be different from alternate manner described here to implement, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
As it is shown in figure 1, the invention discloses a kind of intelligent traffic guidance systems, including unified information processing platform, traffic
Stream acquisition subsystem, vehicle location subsystem, traffic route optimize subsystem and traffic-information service subsystem, described traffic
Flow acquisition subsystem, between vehicle location subsystem and traffic-information service subsystem and unified information processing platform, pass through nothing
Gauze network carries out data interaction, and wherein said traffic flow collection subsystem is believed for obtaining various traffic by traffic flow collection device
Breath, described vehicle location subsystem is for positioning vehicle accurate location in road network, and described unified information processing platform is used
The information of vehicles positioned in the information according to traffic flow collection subsystem collection and vehicle location subsystem is excellent after processing
Changing traffic route, described traffic-information service subsystem was for processing unified information processing platform by multimedia equipment
Transport information and prediction information out are sent to road traffic user, and described traffic route optimizes the side of subsystem arrow
Formula marks optimum travel route.
Described vehicle location subsystem can include global positioning system, inertial navigation system and radio station system
System；Described multimedia equipment can include TV, radio, Net-connected computer and variable information board；At described unified information
Platform can include the information processing platform, switch, generalized information system and data base, the described information processing platform, generalized information system and
Realizing interconnection by switch between data base, described switch is additionally operable to realize unified information processing platform and subsystems
Between data transmission.
The function of system for traffic guiding is by analyzing the telecommunication flow information obtained in real time, provides traffic for traveler
The services such as information and optimization circuit, to induce the behavior of single traveler to reach the purpose of Reasonable Regulation And Control road traffic net.Its profit
With equipment Real-time Collection road network information, and through unified information processing platform analysis decision, in conjunction with the skill such as alignment system, GIS
Art, by the facilities such as TV, broadcast, variable information board real-time to traveler provide key instruction, reach equalize road grid traffic
The purpose of stream.
The invention also discloses a kind of intelligent traffic guidance method, figure it is seen that described method utilizes traffic flow to adopt
Storage obtains information, after unified information processing platform processes, obtains dynamic information database, vehicle scheduling and other traffic
Information, then by various terminal units, information released notice traveler.During this, system for traffic guiding is constantly
The traffic flow conditions of predicted link net subsequent time period, and issue dynamic message, it is guided out passerby by crowded route to smooth and easy
Route up, ensure that traffic system is run the most smoothly, it is to avoid road congestion.At present, the shortest pre-of system for traffic guiding
The survey cycle is 5 minutes.The research and development of intelligent transportation has become following various countries and has solved congested in traffic common recognition, by the U.S. pair
The practice of intelligent transportation system, can predict that the use of intelligent transportation system can about improve speed 20%, be greatly accelerated row
Car efficiency.
Unified information processing platform: for the Urban Traf-fic Guidance System, builds the unified information processing platform very
Important.Unified information processing platform is the core system that whole system for traffic guiding data process, and all kinds of traffic datas will be through
The process crossing the information processing platform could provide information on services for traffic user and traffic administration person, and makees for sorts of systems
Supporting, Fig. 3 is the data flow diagram of unified information processing platform.
From figure 3, it can be seen that the information processing platform by data base being managed collectively, inquiring about, the behaviour such as statistical analysis
Make to realize the requirement to information of each application system.Management personnel have inquiry, revise, dispatch and the side such as control information platform
The function in face, is conveniently managed backstage.The public can obtain useful information, convenient trip by inquiry.Except this
Outside, issue means also by various information and the effective information of forecasting produced is issued, think that the public provides service.Cause
This, mainly set the functional design of the information processing platform in terms of administration section, public service, traffic information predicting three
Meter.
Functional design based on administration section
(1) operational analysis
Being evaluated current public transport network analyzing and optimizing and revising, particularly alternative to each bar circuit carries out comprehensive benefit
Analyze, mainly include circuit economic results in society, circuit operation benefits, circuit passenger flow forecast total amount and the passenger traffic merit of circuit
Energy.By the bus traveler assignment of public transport network, it is thus achieved that the circuit passenger flow flow under different gauze layouts and site traffic, for gauze and
Station layout and optimization provide important design and transformation foundation.
(2) statistical query
Government, industry, enterprise etc. provide traffic programme, construction, management decision-making support and inquiry service；Towards the public
There is provided the general query such as optimum travel route based on real-time traffic operation conditions, the shortest trip distance, minimum travel cost with
Specialized query services.
(3) system call and monitoring
System passes through monitoring hardware state and parameter, server software, and backstage is carried out integrated management operation, as opened,
Time-out, closedown etc. operate；Data receiver is controlled scheduling operation；Finding that the system exception situation moment passes through scheduling feature
Closing information release module in time, so that the impact of Accident prevention expands.
(4) data transmit-receive
It is responsible for mutual with short message and GPRS receiving platform, receives Foreground Data accurately and reliably；Send out to variable information board
Send video data and send information to user, it is provided that induction and valued added applications.
(5) Back ground Information is safeguarded
Back ground Information is safeguarded and is mainly included that this is to ensure that at information to system operators management and traffic flow data management
The basis that platform is properly functioning.Each operator control the different moulds of system for traffic guiding according to the corresponding authority possessed
Block, as business personnel can only enter mobile phone business module, and system coordinator can carry out system call and monitoring.
Functional design based on public service
(1) variable information board (VMS), mobile phone business
Realization is to the essential information maintenance of VMS and handling and safeguarding of mobile phone business.Mobile phone business refers to what user handled
Short message service, such as " traffic note report ".Obtain the backstage road traffic delay that timing sends after data mining and congestion information.
VMS can use the technology such as introducing mobile communication to overcome the defect of traditional variable information board, it is ensured that the convenience of data receiver
And accuracy.
(2) comprehensive inquiry
For public service demand, set up multiple inquiry means, by backstage, the comprehensive of data is analyzed and after process, will
The display of the information intuitives such as optimal path, transfer route, congestion in road, link flow, flow of the people is on terminal delivery system
Or on the Internet, be convenient for people to check.Area road speed, road history speed is checked by the inquiry means such as network, mobile phone
The information such as icon, contribute to traveler and normally travel.
(3) news briefing module
By means such as news media by control traffic message, induction information etc. according to textual form real-time release public
On media, the information of issue includes speed-limiting messages, induced travel information, accident information, control traffic message, weather forecast information
And the director information analyzed through data processing platform (DPP).
Functional design based on traffic forecast
Traffic forecast function mainly relies on data mining technology that traffic historical data carries out degree of depth excavation, obtains pipe
The valuable information of personnel such as reason department, traveler, enterprise, thus the real effect playing traffic guidance.Information issues system
System: information issuing system uses mobile communication network technology, which solves traditional wire transmission means and is had the disadvantage that.
Using multiple new and high technology to build unified information processing platform simultaneously, comprehensively analyzed initial data by data mining, the degree of depth is dug
Dig up and take guidance information, provide information on services by mobile communication technology and the Internet for traffic administration person and user,
Published method has that Web generalized information system, variable information board based on mobile communication, SMS be customized, static mark, network, electricity
Depending on broadcast etc..
The transmission network of intelligent traffic guidance systems uses the mobile communication system of current main-stream, uses this kind of mode
Not only it is no longer necessary to build special transmission network, greatly reduces construction cost, and mobile communication system coverage is very
Extensively, dilatation is also convenient for.
Using mobile communications network to replace traditional wire transmission mode, this new transmission mode decreases the paving of optical cable
If reducing construction cost.Simultaneously when changing the geographical position of variable information board and other induction information issue terminal equipment,
Cost need not be spent to transform optical cable, and the mode of wired optical cable is subject to the destruction of anthropic factor and the impact of natural disaster,
Cause out of touch with central monitoring system with terminal unit, it is impossible to continue transmission induction information, be unfavorable for when inclement condition
Process to emergency.Additionally, the utilization of mobile communication network technology, promote variable information board to portable research.
More important point is, society, and mobile communications network is the most flourishing, is almost present in the middle of everyone life, this
Also determine and use what mobile communication network technology will be more quick and easy to transmit information in user's hands, allow user
Understand road information situation in time, preferably make trip and determine, be substantially improved urban transportation operation conditions, improve people's lives
Quality, information issuing system is as shown in Figure 4.
As can be seen from Figure 4, novel information delivery system is by utilizing mobile communications network Real-time Collection information, through information
After processing platform processes, induction information is mail on the issue terminals such as variable information board, mobile phone and PDA, it is ensured that information is issued
Quick, accurate, convenient.Meanwhile, in conjunction with Internet technology, the computer of the network terminal is utilized to release news so that letter
Breath delivery system is more perfect.
Data base designs: in order to keep and the concordance of each system, it is simple to integrated and maintenance, all uses Oralce data
Storehouse.The following is data syn-chronization scheme, design is divided into two-layer as shown in Figure 5 on the whole.
Inducible system integrated platform:
Owing between system for traffic guiding each subsystem, resource can not fully share and rationally share, for avoiding causing a large amount of points
Dissipate isomery " information island ", need to set up unified Integrated, it is achieved to existing resource more fully, more reasonably profit
With, by scattered operation function originally, combine by information-based means, turn parts into the whole, the management of innovation traffic department
Pattern.
The target building system for traffic guiding integrated platform is each information system of connecting, and functionally realizes subsystems
Between collaborative work, each function system is combined into the unified platform of IT application in enterprises, for administration section provide business function
On support.The Urban Traf-fic Guidance System integrated platform architecture is as shown in Figure 6.
Owing to the information system of traffic department relates to substantial amounts of data, the system response time of full B/S framework and safety
Property be difficult to meet the requirement of enterprise, so need use C/S framework.Meanwhile, in order to meet the requirement of native system Integrated design, will
Access the instruction of data base by Web Services package outside, for each Subsystem Service of system for traffic guiding, eliminate system
Integrated, reconstruct and the problem such as extension.In order to meet the demand, the Urban Traf-fic Guidance System data base uses Oracle.When with
When family uses B/S program, sending the request to a certain concrete page to Web server the most as required, Web server is connecing
While receiving request, bring into operation the corresponding program page, and program is run according to the service logic finished writing in advance.Running
Cheng Zhong, if desired interacts with data base, accesses data-base cluster, carries out data manipulation, and after end of run, program will generate
Html code return to client, the browser resolves code of client, ultimately generate graphical interfaces and show user.
As the important component part of intelligent transportation system, the foundation of the Urban Traf-fic Guidance System, be conducive to promoting traffic
Management service level and service quality, improve urban road network's utilization rate, reduces the economic loss brought because of congestion in road, strengthens
Comprehensive Competitiveness of Cities.
Claims (9)
1. an intelligent traffic guidance systems, it is characterised in that: include unified information processing platform, traffic flow collection subsystem,
Vehicle location subsystem, traffic route optimization subsystem and traffic-information service subsystem, described traffic flow collection subsystem,
By wireless network number between vehicle location subsystem and traffic-information service subsystem and unified information processing platform
According to alternately, wherein said traffic flow collection subsystem is for obtaining various transport information, described vehicle by traffic flow collection device
Positioning subsystem is for positioning vehicle accurate location in road network, and described unified information processing platform is for according to traffic flow
The information of vehicles of the information of acquisition subsystem collection and vehicle location subsystem location optimizes traffic route, institute after processing
State traffic-information service subsystem for the transport information processed by unified information processing platform by multimedia equipment and pre-
The information measured is sent to road traffic user, and described traffic route optimizes the mode of subsystem arrow and marks optimum row
Sail route.
2. intelligent traffic guidance systems as claimed in claim 1, it is characterised in that: described vehicle location subsystem includes the whole world
Alignment system, inertial navigation system and radio station system.
3. intelligent traffic guidance systems as claimed in claim 1, it is characterised in that: described multimedia equipment includes TV, receipts
Sound machine, Net-connected computer and variable information board.
4. intelligent traffic guidance systems as claimed in claim 1, it is characterised in that: described unified information processing platform includes letter
Breath processing platform, switch, generalized information system and data base, by handing between the described information processing platform, generalized information system and data base
Realization of changing planes interconnects, and described switch is additionally operable to the data transmission realizing between unified information processing platform and subsystems.
5. an intelligent traffic guidance method, it is characterised in that: described method comprises the steps:
Utilize traffic flow collection device obtain various transport information, described transport information through unified information processing platform process after,
Obtain dynamic information database, vehicle scheduling transport information, and cook up optimum travel route, then will rule by multimedia equipment
The optimum travel route marked releases notice traveler, during this, and system for traffic guiding constantly predicted link net
The traffic flow conditions of subsequent period, and issue dynamic message, it is guided out passerby and is gone on route smoothly by crowded route.
6. intelligent traffic guidance method as claimed in claim 5, it is characterised in that: to the design of unified information processing platform from
Administration section, public service, traffic information predicting three aspect are designed, and described unified information processing platform is by data base
Carry out being managed collectively, inquire about, statistical analysis operation realizes the requirement to information of each application system；Wherein management personnel are to information
Platform has inquiry, revises, dispatches and function in terms of control；The public can obtain useful information by inquiry；And can
By distribution of multimedia information means, the effective information of forecasting produced is issued.
7. intelligent traffic guidance method as claimed in claim 5, it is characterised in that: functional design based on administration section from
Under several aspects carry out:
1) operational analysis
Being evaluated current public transport network analyzing and optimizing and revising, circuit alternative to each bar carries out comprehensive benefit analysis, including
Circuit economic results in society, circuit operation benefits, circuit passenger flow forecast total amount and the passenger traffic function of circuit, pass through public transport network
Bus traveler assignment, it is thus achieved that the circuit passenger flow flow under different gauze layouts and site traffic；
2) statistical query
Government, industry, enterprise provide traffic programme, construction, management decision-making support and inquiry service；Base is provided towards the public
In the optimum travel route of real-time traffic operation conditions, the shortest trip distance, minimum travel cost general query and specialized query
Service；
3) system call and monitoring
System passes through monitoring hardware state and parameter, server software, and backstage is carried out integrated management operation；Data receiver is entered
Row controls scheduling operation；Finding that the system exception situation moment is by scheduling feature timely closing information release module；
4) data transmit-receive
It is responsible for mutual with short message and GPRS receiving platform, receives Foreground Data；To variable information board send video data and
Information is sent, it is provided that induction and valued added applications to user；
5) Back ground Information is safeguarded
Back ground Information is safeguarded and is included that each operator are according to possessing to system operators management and traffic flow data management
Corresponding authority controls the disparate modules of system for traffic guiding.
8. intelligent traffic guidance method as claimed in claim 5, it is characterised in that: functional design based on public service from
Under several aspects carry out:
1) variable information board, mobile phone business
Realization is to the essential information maintenance of variable information board and handling and safeguarding of mobile phone business；Mobile phone business refers to that user handles
Short message service, it is thus achieved that backstage after data mining timing send road traffic delay and congestion information；Variable information board is adopted
With introducing mobile communication technology, it is ensured that the convenience of data receiver and accuracy；
2) comprehensive inquiry
For public service demand, set up multiple inquiry means, by backstage, the comprehensive of data is analyzed and after process, by optimum
Path, transfer route, congestion in road, link flow, the display of flow of the people information intuitive or interconnect on terminal delivery system
On the net, area road speed, road history speed icon information are checked by network, mobile phones enquiring means；
3) news briefing module
By news media's means by control traffic message, induction information according to textual form real-time release on public medium,
The information issued includes speed-limiting messages, induced travel information, accident information, control traffic message, weather forecast information and through number
The director information analyzed according to processing platform.
9. intelligent traffic guidance method as claimed in claim 5, it is characterised in that: traffic forecast function is to pass through data mining
Technology carries out degree of depth excavation to traffic historical data, obtains administration section, traveler, the valuable information of enterprise personnel.
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