CN102768768B - A kind of intelligent traffic service system - Google Patents
A kind of intelligent traffic service system Download PDFInfo
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- CN102768768B CN102768768B CN201110116476.8A CN201110116476A CN102768768B CN 102768768 B CN102768768 B CN 102768768B CN 201110116476 A CN201110116476 A CN 201110116476A CN 102768768 B CN102768768 B CN 102768768B
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Abstract
The invention discloses a kind of intelligent traffic service system, the mobile terminal that described intelligent traffic service system comprises application supporting platform, roadside unit, board units and binds with described board units, described roadside unit is used for and described board units interactive information, described application supporting platform is according to default principle, released news to described board units by described roadside unit, or released news to described mobile terminal by mobile network.Intelligent traffic service system of the present invention, by arranging much information published method, selecting to release news to described board units or mobile terminal according to default principle, thus can be adapted to the different requirements of Information issued, improving the efficiency of Information issued.
Description
Technical field
The present invention relates to intelligent transport technology, specifically, relate to a kind of intelligent traffic service system.
Background technology
Along with the fast development of economy, urban construction paces are accelerated, the swift and violent growth of vehicle possess amount, " driving difficulty, parking difficulty " has become a kind of common fault of many big and medium-sized cities, traffic problems become the negative factor of obstruction, the economic development of restriction urban society gradually, become focus and the difficult point of city management.
Relatively lagging behind and frequent road traffic accident and the traffic jam issue caused is an outstanding problem in various traffic problems of road construction.Because traffic congestion is generally limited to some areas, if can reasonably dispatch buses, allow the vehicle be intended to through blocking point take a devious route, then can alleviate traffic jam issue to a great extent.At present, voice mode broadcast Traffic Information is usually adopted both at home and abroad, with driver choose reasonable transit route.The mode of voice broadcast service is easy to realize, and cost is low, but in reality, the driver of broadcast listening information is also few, and the quantity of information that people can remember is limited, and therefore real effect is little.Also have and adopt digital broadcasting mode to issue traffic information and realize efficient scheduling by the method for the equipment installing automatic reception and process traffic information on automobile.But due to the complicacy of road and the real-time of transport information and multiple, prior art is when realizing digital broadcasting traffic information, in accurate, comprehensive, real-time, the effective prerequisite of guarantee traffic information, lack effective method and reduce communication data amount, and require high to the soft hardware performance of mobile unit, system installation and operation cost is high, not easily universal and popularization.
Non-parking charge (ElectronicTollCollection is called for short ETC) is current state-of-the-art toll on the road and bridge's mode in the world.ETC system is by being generally arranged on the special short range communication of microwave between the vehicle carried electronic label in vehicle windscreen and the microwave antenna on charge station ETC track, utilize Computer Networking and bank to carry out backstage settlement process, thus reach vehicle by toll on the road and bridge station do not need stop and can pay road and bridge expense object.Wherein, the vehicle carried electronic label be arranged on vehicle is called board units (OnBoardUnit is called for short OBU), and the read-write equipment of charge station side is called roadside unit (RoadSideUnit is called for short RSU).ETC system generally uses special short-range wireless communication technologies (DedicatedShort-RangeCommunication, DSRC) the coming of the traffic of 5.8G frequency range to realize charge in movement.DSRC dedicated short-range communication is the wireless communication protocol being exclusively used in field of traffic, can be OBU and RSU and provide unidirectional or two-way mutual communicates, to make vehicle organically combine with road, meanwhile, also can be the relevant data that traffic control center provides driving vehicle.
Current ETC system operational process is as follows: OBU enters freeway toll station entrance, without Stop for Ticket, as long as with certain speed by being equipped with the electric non-stop toll track of RSU, OBU is waken up by the 5.8G microwave signal that the RSU of freeway toll station entrance lane sends, between the two by 5.8G microwave communication, automatically complete access information in very short time to exchange, above process is called station.When user arrives charge station's outlet of destination, the 5.8G microwave signal that sends of RSU that OBU charged station exit lane is waken up, and very short time automatically completes that certification is deducted fees and waits outlet information exchange, and above process is called lower station.
It is long that existing ETC system solves the freeway toll station manual toll collection time, inefficient problem, but owing to adopting shortest path charge, do not have to solve the problem that how many expense is handed on how many road, namely not according to the charge of actual travel path, thus the benefits program built and safeguard between highway owner is caused.Chinese patent " a kind of highway ETC Fare Collection System of identifiable design ambiguity path " (number of patent application: 200820082560.6, the applying date: 2008-01-25) solve ETC system traffick ambiguity path identification problem, thus can accomplish that the actual passing road based on traffick is charged.
Although the ETC system based on ambiguity path identification solves charge and the settling problems of Operation and Management of Expressway person, but traffic jam issue is not solved well, for driver, be starved of based on current vehicle location obtain go to destination by way of the information such as Real-time Traffic Information, road conditions, weather, traffic events of road, such driver just can make according to actual conditions selection of reasonably detouring, and avoid traffic accident congested link.In addition in travelling process, the pertinent value added services such as driver also may need oiling, carwash, keeps in repair, has a meal, lodging.
Summary of the invention
The invention provides a kind of intelligent traffic service system, can effectively carry out Information issued thus carry out intelligent traffic administration system better.
For solving the problems of the technologies described above, present invention employs following technical scheme:
A kind of intelligent traffic service system, the mobile terminal comprising application supporting platform, roadside unit, board units and bind with described board units, described roadside unit is used for and described board units interactive information, described application supporting platform is according to default principle, released news to described board units by described roadside unit, or released news to described mobile terminal by mobile network.
Preferably, described intelligent traffic service system, described application supporting platform obtains the current location of described board units by described roadside unit, and according to the current location of described board units, the mobile terminal to described board units or the binding of described board units issues corresponding information.
Preferably, described intelligent traffic service system, described application supporting platform is according to default principle, released news to described board units by described roadside unit, or to be released news to described mobile terminal by mobile network and comprise: described application supporting platform releases news to described board units or described mobile terminal according to information type, wherein, the information type issued to described board units is traffic management information, and the information type issued to described mobile terminal is value added service information.
Preferably, described intelligent traffic service system, described application supporting platform is according to default principle, released news to described board units by described roadside unit, or to be released news to described mobile terminal by mobile network and comprise: described application supporting platform releases news to described board units or described mobile terminal according to information data amount, wherein, the information issued to described board units is the information that data volume is less, and the information issued to described mobile terminal is the information that data volume is larger
Preferably, described intelligent traffic service system, described intelligent traffic service system comprises multiple road network, the corresponding application supporting platform of each road network.
Preferably, described intelligent traffic service system, when a certain board units enters into another road network from a road network, the roadside unit at the road network edge that it enters obtains the identity identification information of the mobile terminal bound with described board units and is transferred to the application supporting platform of this road network.
Preferably, described intelligent traffic service system, described board units comprises first frequency telecommunication circuit and second frequency telecommunication circuit, described first frequency telecommunication circuit communicates with mutual Transaction Information with described roadside unit, and described second frequency telecommunication circuit communicates with described roadside unit with interaction path identifying information.
Preferably, described intelligent traffic service system, described roadside unit comprises and the transaction base station of the mutual Transaction Information of described first frequency telecommunication circuit and the beacon base station with described second frequency telecommunication circuit interaction path identifying information, the separate installation in described transaction base station and beacon base station.
Preferably, described intelligent traffic service system, is bound by WiFi interface, blue tooth interface or USB interface between described double frequency board units and described mobile terminal.
Preferably, described intelligent traffic service system, described mobile terminal is mobile phone, PDA equipment or notebook computer.
Intelligent traffic service system of the present invention, by arranging much information published method, application supporting platform can optionally release news to board units or mobile terminal, thus can improve information distributing efficiency, realizes intelligent traffic administration system better.
Accompanying drawing explanation
Fig. 1 a is the intelligent traffic service system block diagram of the embodiment of the present invention 1;
Fig. 1 b is the structured flowchart of the double frequency board units of the embodiment of the present invention 1 correspondence;
Fig. 2 a is the intelligent traffic service system block diagram of the embodiment of the present invention 2;
Fig. 2 b is the structured flowchart of the composite card of the embodiment of the present invention 2 correspondence;
Fig. 3 is the intelligent traffic service system block diagram of the embodiment of the present invention 3.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
Embodiment 1
As shown in Figure 1a, the intelligent traffic service system 1000 of the embodiment of the present invention 1, mainly comprises application supporting platform 1100, roadside unit 1200, double frequency board units 1300, mobile terminal 1400, mobile communication base station 1500.Wherein, according to the function that it is responsible for, roadside unit 1200 can be divided into transaction base station (RSU) 1210 and beacon base station (RSU) 1220, transaction base station (RSU) 1210 is mainly used in the mutual Transaction Information with double frequency board units 1300, and beacon base station (RSU) 1220 is mainly used in and double frequency board units 1300 interaction path identifying information.Transaction base station (RSU) 1210 and beacon base station (RSU) 1220 can independently install physically, also can be integrated in an equipment physically.Mobile terminal 1400 is tied to double frequency board units 1300, and namely mobile terminal 1400 carries out certification at double frequency board units 1300, and double frequency board units 1300 obtains the identity identification information of mobile terminal 1400 and stores.Mobile terminal 1400 can be mobile phone, mobile terminal device such as PDA (personal digital assistant) equipment, notebook computer etc., namely its identity identification information can identify the information of mobile terminal 1400 identity, such as mobile phone, it can be phone number.
Roadside unit 1200 is laid along the distance that road interval is predetermined usually, for a highway, generally all be furnished with roadside unit 1200 in expressway access and outlet, be also spaced a distance according to actual needs in this external whole piece highway and arrange multiple roadside unit 1200.Each roadside unit 1200 all has an identification range, and namely when double frequency board units 1300 enters into this identification range, roadside unit 1200 can recognize double frequency board units 1300 and complete the information interaction of needs with double frequency board units 1300.
When the vehicle being equiped with double frequency board units 1300 travels on the road being laid with roadside unit 1200, the identification range of certain roadside unit 1200 is entered at double frequency board units 1300, this roadside unit 1200 can obtain the identity identification information of the mobile terminal 1400 bound with this double frequency board units 1300 that this double frequency board units 1300 stores, then be transferred to application supporting platform 1100, application supporting platform 1100 can according to the identity identification information of mobile terminal 1400, by the mobile terminal 1400 issuing service information of mobile network to correspondence.From business realizing, the application supporting platform 1100 of this intelligent traffic service system 1000 can as mobile operator, a service provider (SP) of such as China Mobile, by the information promulgating platform of China Mobile, by Information issued on mobile terminal 1400, that is, information is actually and is transferred to mobile terminal 1400 through mobile communication base station 1500.The information issued can comprise the various information on services such as traffic information, Weather information and/or targeted ad information.
As shown in Figure 1 b, in embodiment 1, double frequency board units 1300 mainly comprises:
First frequency telecommunication circuit 1310, comprises first frequency antenna 1311, first frequency wake-up circuit 1312, first frequency transmission circuit 1313.First frequency telecommunication circuit 1310 communicates with roadside unit 1200 with mutual Transaction Information.In embodiment 1, this first frequency is 5.8GHz, and namely first frequency telecommunication circuit 1310 uses 5.8GHz signal to communicate with transaction base station 1210, completes Transaction Information iterative process.
Second frequency telecommunication circuit 1320, comprises second frequency antenna 1321, second frequency wake-up circuit 1322, second frequency transmission circuit 1323.Second frequency telecommunication circuit 1320 communicates with roadside unit 1200 with interaction path identifying information.In embodiment 1, this second frequency is 433MHz, and namely second frequency telecommunication circuit 1320 uses 433MHz signal to communicate with beacon base station 1220, RX path identification information.
From practical application angle, 433MHz frequency signal has long transmission distance, feature that diffracting power is strong, thus utilize it to carry out the mutual of ID of trace route path information, the reliability of the double frequency board units 1300 through beacon base station 1220 and this beacon base station 1220 interaction path identifying information can be ensured; And 5.8GHz frequency signal has the good feature of directionality, be thus more adapted to the interaction demand of the Transaction Informations such as the charge between the double frequency board units 1300 and this transaction base station 1210 of base station 1210 of concluding the business.Obviously, first frequency and second frequency are not limited to frequency given above, as long as have similar frequency feature, namely can be applicable in the present embodiment.
Expansion interface 1330, be responsible for communicating with mobile terminal 1400, obtain the identity identification information of mobile terminal 1400, identity identification information can send to roadside unit 1200 by first frequency telecommunication circuit 1310.Expansion interface 1330 can comprise in WiFi interface 1331, blue tooth interface 1332, usb 1 333 one or more, thus can be connected with mobile terminal 1400 with WiFi mode, bluetooth approach, USB mode respectively.
Processor 1340, as the core component of double frequency board units 1300, the process of the various information of primary responsibility.
Man-machine interface 1350, comprises keyboard 1351 and LED display module 1352, and keyboard 1351 is responsible for the input receiving user, and LED display module 1352 is responsible for display relevant information.It should be noted that keyboard 1351 can be other forms of load module, such as touch-screen equally.
Supply module 1360, comprises battery 1361 and voltage detecting circuit 1362, and being responsible for power management, is other each module for power supply of double frequency board units 1300.
Memory module 1370, is responsible for store car run routing information and pertinent transaction information.
IC-card read write line 1380, is responsible for the information in read-write electronics license (Dual Interface).Electronics license (Dual Interface) is the IC-card containing CPU (central processing unit) (CPU), for storing license and user account information.Namely double frequency board units 1300 can be card insert type board units, and in use, the Dual Interface of oneself is inserted in the deck of double frequency board units 1300 by user, is read and write by IC-card read write line 1380 pairs of Dual Interface.Double frequency board units 1300 also can be inductive vehicle mounted unit, and namely Dual Interface adopts non-contacting induction mode communication, and IC-card read write line 1380 phase reply Dual Interface is read and write.
IC-card read write line 1380 mainly contains following function: (1) card certification; (2) card read-write.IC-card read write line 1380 can carry out authentication by the license in read-write Dual Interface and accounts information and determine whether this card effectively blocks.IC-card read write line 1380 is also by realizing to card read-write operations such as inquiring about, deduct fees.IC-card read write line 1380 can read and write polytype card.
Security module (ESAM) 1390: embedded safety module, for realizing the two-way authentication work with Dual Interface, realizing transaction safely and to deduct fees function.
Below for mobile terminal 1400 for mobile phone, a description is done to the course of work of the intelligent traffic service system 1000 of the present embodiment:
1. ETC user binds cell-phone number.
When mobile phone into the car, the double frequency board units 1300 can installed by expansion interface 1330 and this vehicle is connected, such as, can be to activate WiFi/ bluetooth, wirelessly connects double frequency board units 1300; Also can be connect double frequency board units 1300 in a wired fashion by USB data line.After connection, double frequency board units 1300 obtains the phone number of the mobile phone of current connection; Namely the binding of double frequency board units 1300 and mobile terminal 1400 is completed.
Double frequency board units 1300 is when roadside unit 1200, namely the identification range of roadside unit 1200 is entered, report phone number in car by special short range communication mode (DSRC), namely roadside unit 1200 obtains the identity identification information of the mobile terminal 1400 that the double frequency board units 1300 entered in its identification range is bound.This phone number is passed to application supporting platform 1100 by roadside unit 1200.
2. when the vehicle having installed double frequency board units 1300 not stop in expressway access pass through time, trigger transaction base station 1210 and launch the 5.8GHz first frequency transmission circuit 1313 that 5.8GHz radiofrequency signal activates double frequency board units 1300, complete the data interaction processing procedures such as license plate number, vehicle, access information, temporal information, current Record ID, and wake 433MHz second frequency transmission circuit 1323 up by 433MHz second frequency wake-up circuit 1322 and enter holding state.
3. highway is along the continuous 433MHz radiofrequency signal sent with Path Recognition information in beacon base station 1220 in line side, when vehicle high-speed is by trackside beacon base station 1220, the 433MHz second frequency transmission circuit 1323 of double frequency board units 1300 is activated, receive and store beacon base station 1220 issue ID of trace route path information to memory module 1370.
4., in travelling way, application supporting platform 1100, according to the position of the beacon base station 1220 of double frequency board units 1300 process, pushes the information on services such as road conditions, weather, targeted ads of position-based and operator demand to driver's mobile phone.
5. when vehicle rolls expressway exit away from, the 5.8GHz first frequency transmission circuit 1313 that 5.8GHz radiofrequency signal activates double frequency board units 1300 is launched in transaction base station 1210, and reads license plate number that memory module 1370 stores, vehicle, access information, temporal information, current Record ID, run routing information.
6. apply supporting platform 1100 and service billing is issued outlet charge station, realize value-added service, deducted fees by double frequency board units 1300.
7. charge station's background system completes charge and split balance by vehicle and accurate vehicle running path and gateway information.
Embodiment 2
As shown in Figure 2 a, the intelligent traffic service system 2000 of the embodiment of the present invention 2, mainly comprises application supporting platform 2100, roadside unit 2200, composite card 2300, mobile terminal 2400, mobile communication base station 2500.Similar to Example 1, according to the function that it is responsible for, roadside unit 2200 can be divided into transaction base station (RSU) 2210 and beacon base station (RSU) 2220, transaction base station (RSU) 2210 is mainly used in the mutual Transaction Information with composite card 2300, and beacon base station (RSU) 2220 is mainly used in and composite card 2300 interaction path identifying information.Transaction base station (RSU) 2210 and beacon base station (RSU) 2220 can independently install physically, also can be integrated in an equipment physically.Mobile terminal 2400 is tied to composite card 2300, and namely mobile terminal 2400 carries out certification at composite card 2300, and composite card 2300 obtains the identity identification information of mobile terminal 2400 and stores.Mobile terminal 2400 can be mobile phone, mobile terminal device such as PDA (personal digital assistant) equipment, notebook computer etc., namely its identity identification information can identify the information of mobile terminal 2400 identity, such as mobile phone, it can be phone number.
Composite card 2300 a kind ofly has dual band communication circuit and have the card apparatus of certain processing power, as shown in Figure 2 b, composite card 2300 comprises first frequency telecommunication circuit 2310 and second frequency telecommunication circuit 2320, wherein, first frequency telecommunication circuit 2310 is 13.56MHz telecommunication circuit, comprises first frequency antenna 2311, first frequency wake-up circuit 2312 and first frequency transmission circuit 2313; Second frequency telecommunication circuit 2320 is 433MHz telecommunication circuit, comprises second frequency antenna 2321, second frequency wake-up circuit 2322 and second frequency transmission circuit 2323.That is, first frequency telecommunication circuit 2310 uses 13.56MHz signal to communicate with transaction base station 2210, completes Transaction Information iterative process; Second frequency telecommunication circuit 2320 uses 433MHz signal to communicate with beacon base station 2220, RX path identification information.Other modules of composite card 2300, such as the function of processor 2340, supply module 2360 (comprising battery 2361 and voltage detecting circuit 2362), memory module 2370, security module (ESAM) 2390 etc. is substantially identical with the double frequency board units 1300 of embodiment 1, repeats no more.
Embodiment 2 is mainly used in stopping charging system, below same for mobile terminal 2400 for mobile phone, a description is done to the course of work of the intelligent traffic service system 2000 of the present embodiment:
1. cell-phone number is bound.
The binding of composite card 2300 and mobile terminal 2400, can be undertaken by modes such as read write line or phone bindings, read write line is such as utilized to be written in composite card 2300 by the cell-phone number bound with composite card 2300, also can be that user is communicated with application supporting platform 2100 by phone or other communication modes, report the cell-phone number of binding, application supporting platform 2100 is corresponding to be bound composite card 2300 and cell-phone number.
Composite card 2300 is when roadside unit 2200, namely the identification range of roadside unit 2200 is entered, report phone number in car by DSRC, namely roadside unit 2200 obtains the identity identification information of the mobile terminal 2400 that the composite card 2300 entered in its identification range is bound.This phone number is passed to application supporting platform 2100 by roadside unit 2200.
2. when vehicle is through charge crossing, by composite card 2300 near the transaction base station 2210 of triggering the installation of charge crossing, trigger transaction base station 2210 and launch the 13.56MHz first frequency transmission circuit 2313 that 13.56MHz radiofrequency signal activates composite card 2300, complete the data interaction processing procedures such as license plate number, vehicle, access information, temporal information, current Record ID, and wake 433MHz second frequency transmission circuit 2323 up by 433MHz second frequency wake-up circuit 2322 and enter holding state.
3. highway is along the continuous 433MHz radiofrequency signal sent with Path Recognition information in beacon base station 2220 in line side, when vehicle high-speed is by trackside beacon base station 2220, the 433MHz second frequency transmission circuit 2323 of composite card 2300 is activated, receive and store beacon base station 2220 issue ID of trace route path information to memory module 2370.
4., in travelling way, application supporting platform 2100, according to the position of the beacon base station 2220 of composite card 2300 process, pushes the information on services such as road conditions, weather, targeted ads of position-based and operator demand to driver's mobile phone.
5. when vehicle rolls expressway exit away from, by composite card 2300 near the transaction base station 2210 of triggering the installation of charge crossing, transaction base station 2210 is launched 13.56MHz radiofrequency signal and is activated the 13.56MHz first frequency transmission circuit 2313 of composite card 2300, and reads license plate number that memory module 2370 stores, vehicle, access information, temporal information, current Record ID, run routing information.
6. apply supporting platform 2100 and service billing is issued outlet charge station, realize value-added service, deducted fees by composite card 2300.
7. charge station's background system completes charge and split balance by vehicle and accurate vehicle running path and gateway information.
The Main Differences of embodiment 1 and embodiment 2 is the difference of double frequency board units 1300 and composite card 2300, but the two function realized is substantially identical, is only distinguish to some extent in specific implementation.Double frequency board units 1300 is mainly used in no-stop charging system, and composite card 2300 is mainly used in stopping charging system.All have according to double frequency board units 1300 and composite card 2300 feature be carried on vehicle, the two is referred to as board units by the present invention.
Embodiment 3
As shown in Figure 3, the intelligent traffic service system 3000 of the embodiment of the present invention 3, mainly comprises application supporting platform 3100a, 3100b, roadside unit 3200a, 3200b, board units 3300, mobile terminal 3400, mobile communication base station 3500a, 3500b.Wherein, according to the function that it is responsible for, roadside unit 3200a can be divided into transaction base station (RSU) 3210a and beacon base station (RSU) 3220a, roadside unit 3200b can be divided into transaction base station (RSU) 3210b and beacon base station (RSU) 3220b.Transaction base station (RSU) 3210a, 3210b are mainly used in the mutual Transaction Information with board units 3300, and beacon base station (RSU) 3220a, 3220b are mainly used in and board units 3300 interaction path identifying information.Mobile terminal 3400 is tied to board units 3300, and namely mobile terminal 3400 carries out certification at board units 3300, and board units 3300 obtains the identity identification information of mobile terminal 3400 and stores.Mobile terminal 3400 can be mobile phone, mobile terminal device such as PDA (personal digital assistant) equipment, notebook computer etc., namely its identity identification information can identify the information of mobile terminal 3400 identity, such as mobile phone, it can be phone number.
Can see, in embodiment 3, intelligent traffic service system 3000 is multi path network systems, and wherein, application supporting platform 3100a, roadside unit 3200a, mobile communication base station 3500a form a road network a; Application supporting platform 3100b, roadside unit 3200b, mobile communication base station 3500b form a road network b.Certainly, Fig. 3 exemplary shows such two road networks of road network a and road network b, but road network quantity in real system is not limited.The core of each road network is application supporting platform, general, a corresponding application supporting platform of road network, but in a road network, roadside unit and mobile communication base station have multiple usually, distribute in this road network coverage by predeterminated position.In actual applications, board units is with vehicle movement, another road network can be entered into from a road network, such as, road network b is entered into from road network a, system requires the binding again of mobile terminal usually, the identity identification information of the mobile terminal 3400 with its binding is transferred to roadside unit when entering road network by board units 3300, such as in this example, be roadside unit 3200b and (suppose that roadside unit 3200b is the roadside unit at road network b edge, board units 3300 has entered the identification range of roadside unit 3200b), this identity identification information is transferred to application supporting platform 3100b by roadside unit 3200b.General, after board units 3300 enters a certain road network and completes binding again, because application supporting platform has obtained the mobile terminal identity identification information of this board units 3300 binding, thus no longer identity identification information can be reported to application supporting platform.
Principal feature of the present invention is: be provided with much information published method, and application supporting platform according to default principle, optionally can be released news to board units by roadside unit, or released news to mobile terminal by mobile network.The default principle of selection gist can be according to information type, such as, to board units issuing traffic management information, comprises control traffic message, guidance information etc.; Value added service information is issued, the information such as such as filling-up area position, weather service to mobile terminal.From the respective feature of information type, general, traffic management information is all applicable for the board units on a certain road usually, and content is generally identical, the difference customization on not meaningful for specific user; And value added service information for each driver may demand different, content has different customization.In addition, also selective information issue can be carried out according to information data amount.When Information issued, from technology application point, a data-quantity threshold can be set, data volume is less than to the information of this data-quantity threshold, also the information that namely information data amount is less, be then distributed to board units, data volume be greater than to the information of this data-quantity threshold, also the information that namely information data amount is larger, be then distributed to mobile terminal.In addition, because driver present position is different, required information may be also different, thus when Information issued, application supporting platform can obtain the current location of board units by roadside unit, and according to the current location of board units, the mobile terminal to board units or board units binding issues corresponding information.
The object of the present invention is to provide and a kind ofly realize bus or train route information acquisition and the intelligent traffic service system communicated based on DSRC technology and mobile communication technology, Information issued can be carried out by much information published method, realize effective intelligent traffic administration system, information distributing efficiency is high.Further, on the one hand, DSRC technology can be utilized to realize the road charge of vehicle; On the other hand, realize the identification of vehicle location by DSRC technology, compared to GPS location technology, in the applied environment that urban transportation is complicated like this, its locating effect is more accurate, in the solution collecting road toll and vehicle location identification, realizes relative inexpensiveness.The present invention is by binding board units and mobile terminal, Information issued is carried out by mobile network, on the one hand, without the need to increasing the burden of board units, board units only increases the expansion interface be connected with mobile terminal and the transmission increasing the identity identification information to mobile terminal, board units can keep present situation constant substantially, and amount of communication data is substantially constant, and system reform cost is low.On the other hand, utilize mobile terminal to carry out Information issued, Information issued is effective, can realize the communication of larger data amount, thus information category and content abundanter; And the location owing to utilizing board units to realize vehicle location, thus positioning function is possessed without the need to mobile terminal, mobile terminal substantially without the need to changing, only needing to arrange relevant OBU management software, issuing with the accurate information that a kind of low cost mode achieves based on vehicle location.The present invention organically combines DSRC technology and mobile communication technology, make full use of the two respective advantage and make up the inferior position of another one, achieve the intelligent traffic service system that a kind of Information issued is effective, System Implementation is with low cost, the creationary traffic administration difficult problem solving puzzlement city, such that urban transportation is controlled manages.
By the intelligent traffic service system of the present invention of large-scale promotion in city, following benefit can be obtained:
Say from vehicle supervision department, Transportation Demand Management can be strengthened from source, issuing traffic flow and parking data, look-ahead transport need amount, takes measures in time to adjust travel behaviour, dredges the traffic pressure in urban district, organize dynamic traffic, unblock a road safety, improves Assessment of Serviceability of Roads, achieve the controlled of traffic in brief and manage.Say from city manager, induced by intelligent transportation, mobile equilibrium road network wagon flow, effectively shunts backbone vehicle flowrate by road charging policy; By Car park payment strategy, reduce car owner's curb parking, advocate and use parking lot, avoid congestion in road.From town road charge department, achieve the robotization of town road toll management, standardization and standardization, alleviate the labour intensity of staff, reduce the chance that manual toll collection is made mistakes and practiced fraud, improve system operation efficiency, remarkable benefit.Say from car owner, the realization of intelligent transportation induction, parking stall inquiry service, intelligently guiding parking, function such as payment reminding service, automatic fee etc., can save car owner's time, improve and line efficiency; Say from the whole society, lay a good foundation for city dweller goes on a journey easily and efficiently, what improve the whole society goes out line efficiency.From parking lot owner, intelligently guiding stops, and the realization of the functions such as automatic charging, alleviates the labour intensity of staff, reduces the chance that manual toll collection is made mistakes and practiced fraud, improves parking lot efficiency of operation, remarkable benefit.Say from planning department, passing through to dynamic vehicle, record carries out quantitatively with static parking data, qualitative analysis, for prediction dynamic traffic demand, static parking demand, carry out road, the planning in parking lot provides data basis, guarantees that town road infrastructure construction is scientific and reasonable.Say from energy-conserving and environment-protective, intelligent transportation induction, intelligently guiding are stopped, and avoid traffic congestion, detour, improve the average passage rate of vehicle, reduce traffic noise pollution, emission from vehicles.Fuel-efficient from car owner's angle.From the angle of the whole society, environmental protection more, more green.Say from public service, provide transport information accurately transparent in real time by intelligentized ID of trace route path system, for traffic administration provides data and means, driven Government public services level height to improve.Say from operation management, intelligentized town road infrastructure, reduces investment outlay, and reduces maintainer, saves operation management cost.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (8)
1. an intelligent traffic service system, it is characterized in that, comprise application supporting platform, roadside unit, board units and the mobile terminal bound with described board units, described roadside unit is used for and described board units interactive information, described application supporting platform is released news to described board units by described roadside unit according to information type or is released news to described mobile terminal by mobile network, wherein, the information type issued to described board units is traffic management information, the information type issued to described mobile terminal is value added service information, wherein, described traffic management information comprises control traffic message and guidance information, described value added service information comprises traffic information, filling-up area positional information, weather service information and/or targeted ad information, or, described application supporting platform is released news to described board units by described roadside unit according to information data amount or is released news to described mobile terminal by mobile network, wherein, a data-quantity threshold is set, the information issued to described board units is the information being less than this data-quantity threshold, and the information issued to described mobile terminal is the information being greater than this data-quantity threshold.
2. intelligent traffic service system as claimed in claim 1, it is characterized in that, described application supporting platform obtains the current location of described board units by described roadside unit, and according to the current location of described board units, the mobile terminal to described board units or the binding of described board units issues corresponding information.
3. the intelligent traffic service system as described in as arbitrary in claim 1-2, it is characterized in that, described intelligent traffic service system comprises multiple road network, the corresponding application supporting platform of each road network.
4. intelligent traffic service system as claimed in claim 3, it is characterized in that, when a certain board units enters into another road network from a road network, the roadside unit at the road network edge that it enters obtains the identity identification information of the mobile terminal bound with described board units and is transferred to the application supporting platform of this road network.
5. intelligent traffic service system as claimed in claim 1, it is characterized in that, described board units comprises first frequency telecommunication circuit and second frequency telecommunication circuit, described first frequency telecommunication circuit communicates with mutual Transaction Information with described roadside unit, and described second frequency telecommunication circuit communicates with described roadside unit with interaction path identifying information.
6. intelligent traffic service system as claimed in claim 5, it is characterized in that, described roadside unit comprises and the transaction base station of the mutual Transaction Information of described first frequency telecommunication circuit and the beacon base station with described second frequency telecommunication circuit interaction path identifying information, the separate installation in described transaction base station and beacon base station.
7. intelligent traffic service system as claimed in claim 6, be is characterized in that, bound between described board units and described mobile terminal by WiFi interface, blue tooth interface or USB interface.
8. intelligent traffic service system as claimed in claim 1, it is characterized in that, described mobile terminal is mobile phone, PDA equipment or notebook computer.
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