CN105469610A - Expressway intelligent OBU device based on real-time data interactions - Google Patents

Expressway intelligent OBU device based on real-time data interactions Download PDF

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Publication number
CN105469610A
CN105469610A CN201511013729.3A CN201511013729A CN105469610A CN 105469610 A CN105469610 A CN 105469610A CN 201511013729 A CN201511013729 A CN 201511013729A CN 105469610 A CN105469610 A CN 105469610A
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module
time data
real time
information
data processing
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李家文
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Suzhou Automotive Research Institute of Tsinghua University
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Suzhou Automotive Research Institute of Tsinghua University
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Priority to CN201511013729.3A priority Critical patent/CN105469610A/en
Publication of CN105469610A publication Critical patent/CN105469610A/en
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    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/052Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07BTICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B15/00Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
    • G07B15/06Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Finance (AREA)
  • Traffic Control Systems (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)

Abstract

The invention discloses an expressway intelligent OBU device based on real-time data interactions, and the device comprises a data processing module as well as a radio frequency billing module, a GPS module, a GPRS module, a Bluetooth and WIFI module, an acceleration module, a voice communication module, a display module and a user operation module which are separately connected to the data processing module and also comprises a solar cell module which is used for charging of a power source in the radio frequency billing module. The expressway intelligent OBU device based on the real-time data interactions disclosed by the invention has the advantages that accurate billing can be realized; behaviors violating laws and regulations can be managed; the information and data interactions between a driver and an expressway management center can be established; finally expressway communication conditions can be managed effectively; travelling efficiency can be increased; and orders and smooth traffic of an expressway are ensured.

Description

A kind of express highway intelligent OBU device mutual based on real time data
Technical field
The invention belongs to technical field of intelligent traffic, be specifically related to a kind of express highway intelligent OBU(OnboardUnit mutual based on real time data, i.e. board units) device.
Background technology
Highway fast development in recent years, bring great convenience to people's trip, the simultaneously boosting fast development of regional economy.While highway brings benefit, also bring a series of problem of management: (1) toll charge computational problem.Along with the continuous expansion of road network structure, occurred that point-to-point transmission that terminal is identical exists the situation of mulitpath, this makes the toll between each Highway investment person of each paths charge and split into as a difficult problem.The charge of current toll is main according to critical path method (CPM), namely determines whether to participate in splitting according to the range difference of mulitpath, and it doesn't matter with the actual travel path of vehicle.When road network structure becomes increasingly complex, the contradiction that this method for splitting brings is also more and more outstanding.The radio-frequency unit based on RFID installed by some local highways on section in recent years, and adopt equally based on the compound visa card of RFID technique, thus utilize communication each other to obtain the roughly track of vehicle traveling, this to some extent solves path computing problem, but on the one hand relevant device cost is high, system Construction and maintenance cost high.On the other hand corresponding radio-frequency card, driver improper in position easily causes information transmission to lose when deliberately shielding, and also deposit the at high temperature situation such as aging, these all make the collection problem of communication cost still not be solved simultaneously.(2) motoring offence.As everyone knows, highway to be driven over the speed limit, the illegal activities such as illegal parking, be the main cause of traffic accidents, bring great body and mind to injure and economic loss to self and other people.Ladder of management common at present mainly comprise arrange overspeed testing apparatus and adopt monitoring camera, although it constrains the illegal act of driver to a certain extent, but these means all belong to the detection method of fixed point, cannot ensure real-time monitoring omnidistance at a high speed, simultaneously also easily by the impact of the extraneous factor such as weather, light intensity, can not fundamentally solve driver's act of violating regulations.In addition, also have now and check corresponding illegal activities by patrolling at a high speed, but also need the manpower and materials of at substantial like this, efficiency is lower.(3) super expressway information is mutual.Many times, the accident got into an accident on highway, if monitoring camera cannot find the very first time, so high speed administrative authority needs to wait until that the warning of driver around the person of having an accident or incident just can respond, one cannot in time for the person of having an accident offers help, accident is processed, causes the loss of human, financial, and material resources to strengthen; Two come also cannot to manage (such as specific aim water conservancy diversion closes entrance etc.) corresponding high regime the very first time, cause the generation of the situations such as traffic congestion.With regard to this situation, from the angle of driver, cannot know the road conditions on corresponding highway the very first time, be not only accident, the situation such as to repair the roads in addition, seal, thus plan of travel is obstructed.
These problems above-mentioned all make the management of current highway urgently change, and needing to gather intelligentized means provides solution targetedly for all kinds of problem.
Carry out in freeway management utilizing intelligent equipment, ETC system (i.e. electronic toll collection) is a kind of intellectualizing system having obtained more application at present, this system can improve the traffic efficiency at high speed crossing greatly, has obtained use widely in countries and regions such as America and Europes.But in China, the popularity rate of ETC system is still lower, except the big city such as Beijing, Shanghai, the ETC popularity rate in common two or three line cities is not as good as 5%.This mainly because before its payment network in the whole nation not yet UNICOM, cause payment of cannot not stopping transprovincially.Rely on the wideling popularize of national communication department, in recently achieving national network, this has made ETC use maximum obstacle to be contacted, and increasing car owner will be had future to install OBU device in ETC system.Current ETC popularity rate is low also has reason to be on the one hand that its Payment System does not keep pace with the times, and user, when specifically using, is often run into payment and causes arrearage not in time thus cannot to be paid the fees mouth by ETC, supplement the problems such as not convenient with money.
By above introduction, if carry out further intelligentized design to the OBU device in current ETC system, become the information interaction bridge between highway user and all kinds of supvr, thus solve all kinds of problems existing in above-mentioned freeway management and user's trip, improve the service level of administrative authority.
Summary of the invention
A kind of express highway intelligent OBU device mutual based on real time data provided by the invention.Object is: provide a kind of reasonably toll accurately collect and accurately split foundation and method, ensure that the interests of investor are without prejudice; The illegal activities such as containment hypervelocity, parking violation, ensure that turnpike driving order is safe, civilized; When highway occurs in doubtful traffic hazard, notify remote side administration mechanism in time, so that the very first time provides rescue to event, and traffic is managed.Simultaneously when corresponding event is confirmed, rearward can drive a vehicle the very first time and carry out accident alarming, remind rear driver to make corresponding adjustment.When highway existing interim bayonet socket, close a road to traffic, the situation such as to repair the roads time, also rear driver can be reminded in time, so that its reasonable arrangement stroke, and help it by related information transmission to other common people, finally reach alleviate congested in traffic, improve and line efficiency, ensure highway in order and unimpeded.
In order to solve Problems existing in current freeway management, technical scheme of the present invention is:
A kind of express highway intelligent OBU device mutual based on real time data, comprise data processing module and respectively connected radio frequency accounting module, GPS module, GPRS module, bluetooth and WIFI module, acceleration module, voice call module, display module and user operation module, also comprise for the power supply in radio frequency accounting module carries out the solar module that charges.
Preferably, described radio frequency accounting module, comprising and controls module and the connected radio frequency module of difference, IC-card read-write module and transaction module group, realizing the Automatic-settlement of corresponding OBU device expense when passing in and out expressway tol lcollection mouth.
Preferably, described large sun energy battery module, is made up of solar battery sheet, charges for the power supply in radio frequency accounting module.
Preferably, described data processing module, be made up of the MCU processor of super low-power consumption, internal memory, data communication interface and respective peripheral circuit, data processing module accepts from the corresponding real time data of GPS module, acceleration module and radio frequency accounting module, user operation module, carries out storing, transfers to GPRS module and carry out sending, transfer to display module and show after related data is carried out analyzing and processing.
Preferably, described GPS module, for the traveling-position information of collection vehicle and the temporal information of correspondence, transfers to data processing module by corresponding information simultaneously.
Preferably, described GPRS module, for the treatment and analyses data will obtained in data processing module, utilizes GPRS network to transfer to far-end high speed administrative center, also accept the prompting message of Remote management center simultaneously, set up the data cube computation between supvr and vehicle.
Preferably, described bluetooth and WIFI module, the device for possessing bluetooth and WIFI function with customer mobile terminal equipment or other is set up and is contacted.
Preferably, described acceleration module, comprises a 3-axis acceleration sensor, for the acceleration information of Real-time Collection driving vehicle, and corresponding information is passed to data processing module; The comprehensive acceleration information of data processing module and speed information, utilize corresponding collision algorithm to judge whether vehicle has an accident.
Preferably, described voice call module, accepts the voice command of data processing module, the reminded contents of high speed administrative authority is play, in addition voice call module is passed through also for the reminded contents of playback equipment self, such as fault, electric power deficiency, system upgrade; Finally, by the button control in user operation module, user directly and remote side administration backstage set up actual conversation.
Preferably, described display module, comprise two pieces of monochromatic liquid crystal display LCD and display and control module, accept the information of data processing module, wherein one piece of LCD is rectangle, for showing the corresponding information in all previous trip process of user, another block LCD display is square, is mainly used in two-dimensional code display.
Advantage of the present invention is:
1. the present invention is according to the driving trace of the vehicle of record and distance travelled, accurate toll can be provided to charge and split foundation and method, according to position and the driving speed information of the vehicle of record, such as can exceed the speed limit to vehicle, illegal parking, the illegal activities such as reversing carry out complete monitoring, ensure the traffic safety of super expressway further.
2. the present invention is according to the acceleration of the vehicle of record and velocity information, the doubtful traffic hazard of vehicle can be found the very first time, and added their confirmation by voice system or road monitoring camera, thus providing follow-up support to serve in time and management, this is significant for orderly, the unobstructed operation of guarantee height road.
3. the present invention is the passage establishing an information interaction between driver and remote side administration side by remote data transmission and voice call module, thus make to realize omnidistance online dynamic interaction pattern between the two, greatly improve service efficiency and the efficiency of service of highway.
4. the present invention is by two-dimensional code display, makes driver when reality uses ETC service, need not worry payment problem again, thus further increase the ease of use of ETC system.
5. the present invention establishes contacting between OBU device and mobile terminal by bluetooth and WIFI module, thus makes user can obtain the high speed trip resume of self and share relevant information, improves the enthusiasm that user uses ETC system.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the module principle figure of the described express highway intelligent OBU device mutual based on real time data of the present invention;
Fig. 2 is the front schematic view of a kind of express highway intelligent OBU device mutual based on real time data of the present invention;
Fig. 3 is the reverse side schematic diagram according to a kind of express highway intelligent OBU device mutual based on real time data of the present invention;
Fig. 4 is the reverse side schematic diagram of another angle according to a kind of express highway intelligent OBU device mutual based on real time data of the present invention.
Embodiment
Below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiments are not limited to for illustration of the present invention limit the scope of the invention.The implementation condition adopted in embodiment can do further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
Embodiment
Fig. 1 is the schematic diagram according to a kind of express highway intelligent OBU device mutual based on real time data of the present invention, comprises data processing module 101, GPS module 102, acceleration module 103, radio frequency accounting module 104, solar module 105, user operation module 106, bluetooth and WIFI module 107, GPRS module 108, display module 109, voice module 110 totally ten parts.Wherein data processing module is the nucleus module realizing this intelligent OBU device, can carry out information interaction with other nine parts, and carries out calculating and analyze to obtained data, thus provides data supporting for the management of highway and the trip of driver individual.Other modules realize respective function respectively, and carry out data transmission with data processing module.Wherein GPS module realizes the location to vehicle location; Acceleration module realizes the acquisition to vehicle 3-axis acceleration; Radio frequency accounting module is by realizing automatic charging with the communication of roadbed radio-frequency unit; Solar module realizes to the charging of device battery and as reserve battery; User operation module realizes the man-machine interaction between user and this device; Bluetooth and WIFI module realize the institute's Information Monitoring of this device and for the information interaction between mobile terminal; GPRS module realizes the information interaction of information that this device gathers and Remote management center; Display module realizes the display of this device relevant information, consults use for user; Voice module is for realizing this device information, mutual between Remote management center information and user.
Concrete, Fig. 2 is the front schematic view according to a kind of express highway intelligent OBU device mutual based on real time data of the present invention.Device is whole is divided into upper and lower two-part structure, the first half is mainly solar module and radio frequency accounting module, also similar with the OBU device of traditional E TC system, can ensure that the present invention realizes the automatic charging function of traditional E TC system, show in appearance, solar battery sheet 201 in solar module is placed on the superiors, and the IC-card draw-in groove 202 in radio frequency accounting module is arranged on side, so that IC Stored Value fare card inserts.The latter half is the Core Feature part of apparatus of the present invention, is mainly data processing module, GPS module, acceleration module, user operation module, bluetooth and WIFI module, GPRS module, display module and voice module.Show in appearance, the control knob group 206 in mainly user operation module and alarm button 205 are placed on the side of the latter half, also have the loudspeaker 203 and 204 in voice module simultaneously.
Concrete, Fig. 3 and 4 is the reverse side schematic diagram of two angles of a kind of express highway intelligent OBU device mutual based on real time data of the present invention.Two pieces of monochromatic liquid crystal display LCD in above-mentioned display module can be seen.Wherein the second monochromatic LCD-208 is exclusively used in two-dimensional code display, and the first monochromatic LCD-207 is then for showing other information of OBU device.Simultaneously in the bottom sides of device, also settle the microphone 209, SIM card slot 210 and the SD card slot 211 that belong to voice module.
Provide the specific implementation process of a kind of express highway intelligent OBU device mutual based on real time data of the present invention below:
(1) this device is pasted on the corner (being as the criterion not block 105 solar modules) of vehicle front windshield by the cohesive material being pasted on device front surrounding, when vehicle sails expressway access place into, radio frequency accounting module 104 by radiofrequency signal and this device produces and contacts by the radiofrequency signal R-T unit being placed in place of charge station, thus read the essential information of vehicle in this device, and be delivered to high speed Fare Collection System backstage.
(2) in the process that vehicle travels on a highway, described 102GPS module, the present position information of continuous collection driving vehicle, the 103 described acceleration module acceleration information that also constantly collection vehicle is instant, both real-time these information are delivered to 101 data processing modules, go out the current speed information of this car, driving trace by data processing module according to the information instant computing that GPS module inputs, the information instant computing according to acceleration module input goes out the current running status hazard level of this car.These information all by the reservoir that is stored in advance in data processing module, to use after an action of the bowels.
(3) in the process of moving, data processing module 101 by based in freeway management regulations for the identification principle about acts of violating regulations such as hypervelocity, reversings, comprehensive descision in conjunction with speed information, positional information obtains the suspicious traffic violation situations such as whether vehicle exceeds the speed limit, reversing, and by these information on the one hand by log recording storer in the module, remote side administration backstage is sent on the one hand, to carry out managing to corresponding responsibility people and to punish by GPRS module 108.
(4) in the process of moving, by based on the collision algorithm taking acceleration as core calculations key element, data processing module 101 also judges whether vehicle traffic hazard occurs, when the probability judging to occur traffic hazard is greater than setting value, then instant trigger alarm behavior, mainly send alarm by the instant backstage that distally manages of GPRS module 108, and by by the storer of log recording in data processing module.After remote side administration backstage receives alarm, GPRS network and this car can be utilized to set up immediate communication by relevant staff, utilize the loudspeaker in 110 voice modules to send inquiry.Whether driver converses by 209 microphones and managerial personnel, to have an accident and damage sequence etc. exchanges.High speed managerial personnel can according to contingent communicational aspects kind, and the corresponding urgent prediction scheme of design, to make timely response to high-speed transit accident.
(5) in the process of moving, once there are other situations needing to help except accident in vehicle, such as fuel oil exhausts, tire leaks gas, sudden onset needs treatment etc., driver and crew can by the alarm button 205 in user operation module 106, utilize GPRS module 108 real-time calls Remote management center, and the immediate communication set up equally between the two, thus request help.Simultaneously, on highway, there is accident, repaired the roads, seal the special circumstances such as road temporarily, Remote management center also can be set up with driver by GPRS module 108 and voice module 110 and contact, inform corresponding condition of road surface in time, so that driver carries out the follow-up trip of driving preparation and reasonable arrangement self.
(6) user in use, can also be contacted by the mobile terminal of self or to be set up by bluetooth and WIFI module 107 with the equipment of bluetooth and WIFI function and apparatus of the present invention, thus obtain the relevant driving information be stored in this device memory, such as accumulative mileage, average speed of running at high speed, certain driving path etc. of running at high speed are category information.So that user's entirety holds the trip state of self, also may be used for the performance statistics of car for public affairs simultaneously.Display 207 in the display module 109 that corresponding a series of information also can be carried by apparatus of the present invention carries out query display, and private user can arrange the selection of password for inquiry and displaying contents by the control knob group in user operation module 106.
(7) when user travels out at a high speed time, at expressway exit place, radio frequency accounting module 104 by radiofrequency signal and this device produces and contacts by radiofrequency signal R-T unit again that be placed in place of charge station, thus read the essential information of vehicle and the routing information of this driving process in this device, thus carry out expense calculating by high speed Fare Collection System backstage, and bales catch is except the amount of money corresponding in user's Stored Value IC-card.Once in user's Stored Value IC-card, Sorry, your ticket has not enough value, then can generate a payment Quick Response Code in real time, so that user pays not enough expense in time by the display 208 in display module.The realization of this function, the payment machine needing user to carry out linking with Stored Value IC-card on mobile terminals sets up to be put.Utilize this function, high speed administrative authority also can set up crosses card machine system and Credit Mechanism fast, so that highway ETC crossing is current unimpeded, and the recovery of arrearage.Utilize this function, high speed administrative authority can also promote all kinds of Information Mobile Service softwares matched with self-management service, makes user can understand high speed passage situation at any time, so that the trip of reasonable arrangement oneself in any moment of life.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All modifications done according to the Spirit Essence of main technical schemes of the present invention, all should be encompassed within protection scope of the present invention.

Claims (10)

1. one kind based on the mutual express highway intelligent OBU device of real time data, it is characterized in that: comprise data processing module and respectively connected radio frequency accounting module, GPS module, GPRS module, bluetooth and WIFI module, acceleration module, voice call module, display module and user operation module, also comprise for the power supply in radio frequency accounting module carries out the solar module that charges.
2. the express highway intelligent OBU device mutual based on real time data according to claim 1, it is characterized in that: described radio frequency accounting module, comprising and control module and the connected radio frequency module of difference, IC-card read-write module and transaction module group, realizing the Automatic-settlement of corresponding OBU device expense when passing in and out expressway tol lcollection mouth.
3. the express highway intelligent OBU device mutual based on real time data according to claim 1, is characterized in that: described large sun energy battery module, is made up of solar battery sheet, charges for the power supply in radio frequency accounting module.
4. the express highway intelligent OBU device mutual based on real time data according to claim 1, it is characterized in that: described data processing module, be made up of the MCU processor of super low-power consumption, internal memory, data communication interface and respective peripheral circuit, data processing module accepts from the corresponding real time data of GPS module, acceleration module and radio frequency accounting module, user operation module, carries out storing, transfers to GPRS module and carry out sending, transfer to display module and show after related data is carried out analyzing and processing.
5. the express highway intelligent OBU device mutual based on real time data according to claim 4, it is characterized in that: described GPS module, for the traveling-position information of collection vehicle and the temporal information of correspondence, corresponding information is transferred to data processing module simultaneously.
6. the express highway intelligent OBU device mutual based on real time data according to claim 4, it is characterized in that: described GPRS module, for the treatment and analyses data will obtained in data processing module, GPRS network is utilized to transfer to far-end high speed administrative center, also accept the prompting message of Remote management center simultaneously, set up the data cube computation between supvr and vehicle.
7. the express highway intelligent OBU device mutual based on real time data according to claim 4, is characterized in that: described bluetooth and WIFI module, and the device for possessing bluetooth and WIFI function with customer mobile terminal equipment or other is set up and contacted.
8. the express highway intelligent OBU device mutual based on real time data according to claim 4, it is characterized in that: described acceleration module, comprise a 3-axis acceleration sensor, for the acceleration information of Real-time Collection driving vehicle, and corresponding information is passed to data processing module; The comprehensive acceleration information of data processing module and speed information, utilize corresponding collision algorithm to judge whether vehicle has an accident.
9. the express highway intelligent OBU device mutual based on real time data according to claim 4, it is characterized in that: described voice call module, accept the voice command of data processing module, the reminded contents of high speed administrative authority is play, in addition voice call module is passed through also for the reminded contents of playback equipment self, such as fault, electric power deficiency, system upgrade; Finally, by the button control in user operation module, user directly and remote side administration backstage set up actual conversation.
10. the express highway intelligent OBU device mutual based on real time data according to claim 4, it is characterized in that: described display module, comprise two pieces of monochromatic liquid crystal display LCD and display and control module, accept the information of data processing module, wherein one piece of LCD is rectangle, for showing the corresponding information in all previous trip process of user, another block LCD display is square, is mainly used in two-dimensional code display.
CN201511013729.3A 2015-12-31 2015-12-31 Expressway intelligent OBU device based on real-time data interactions Pending CN105469610A (en)

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CN111681328A (en) * 2020-06-09 2020-09-18 重庆科技学院 ETC electronic toll collection system and control method thereof
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CN112967409A (en) * 2021-02-03 2021-06-15 北京千方科技股份有限公司 Anti-collision method and system for ETC information transmission
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