CN101488287A - Vehicle mounted electronic alarm system for road safety - Google Patents
Vehicle mounted electronic alarm system for road safety Download PDFInfo
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- CN101488287A CN101488287A CNA2009103004982A CN200910300498A CN101488287A CN 101488287 A CN101488287 A CN 101488287A CN A2009103004982 A CNA2009103004982 A CN A2009103004982A CN 200910300498 A CN200910300498 A CN 200910300498A CN 101488287 A CN101488287 A CN 101488287A
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Abstract
The invention discloses an on-vehicle electronic warning system for road safety, comprising a wireless broadband special network established at the side of the road. The wireless broadband is composed of a road-side wireless signal transmitting tower, road-side optical cables and a database computing center and is used for receiving operational data of each vehicle on the road while uninterruptedly sending road feature data to each vehicle. An on-vehicle road safety electronic shield terminal arranged in the vehicle uninterruptedly transmits vehicle locations, time and speed data computed by a satellite and land station signals to the database computing center of the road-side wireless special network subsequent to the reception of a positioning signal from a global positioning system so that all the vehicles share the positioning data, meanwhile, the terminal uninterruptedly receives and reads the road feature data sent by the wireless broadband special network during the traveling, and sends, in case that the distance between vehicles are too close or the vehicle is about to deviate from own traffic lane, warning information to related drives in order to avoid traffic accidents such as vehicle rear-end collision, deviation from the roads, side collision, etc.
Description
(1) technical field
The present invention relates to a kind of electronic information guard system of road traffic security of operation.
(2) background technology
The World Health Organization's result of study in 2004 shows, road traffic accident is much more serious than railway, air crash, and the death toll that causes is far more than war, about 1,200,000 people of annual road traffic death toll, cause wounded or disabled about 5,000 ten thousand people, the economic loss that causes accounts for 1% to 3% of various countries GDP.For this reason, national governments are invariably preventing and reducing traffic hazard as important target in power.In China, along with the develop rapidly of highway construction and the arrival of automotive society, traffic safety also becomes the subject under discussion that government and street levels is concerned about day by day.It is global 2% that China's automobile pollution accounts for, but road fatalities accounts for high ranking first in the world of global 10%, continuous ten year year.In recent years, death toll surpasses 100,000 people for several years running, and average every day, dead 300 people were equivalent to have every day an airline carriers of passengers accident.Security incident has caused heavy losses to people's lives and properties, has brought huge grief for injures and deaths person family members, and also to China's socio-economic development, highway foundation Facilities Construction and international fame cause very big negative effect.Calculate if account for 1% the lowest mode of GDP by the loss of developing country road traffic accident, China's GDP total amount is about trillion yuan more than 20, and annual road traffic accident economic loss is above 2,000 hundred million yuan.
As everyone knows, the particularly serious road traffic accident that causes the dead group of group to hinder happens occasionally, particularly China is in the formation initial stage of automotive society, dozes off, drives difference because of driving and weather is former thereby many cars that cause knock into the back and the road traffic accident of going out trackside emerges in an endless stream especially.Therefore, accurately new and high technology means Development of New Generation electronic information traffic safety such as location, WiMAX and mobile computing caution product and technology have great practical interests to utilize satellite.
(3) summary of the invention
The objective of the invention is to propose a kind of vehicle mounted electronic alarm system for road safety, solve the problem of preventing vehicle rear-end collision, side impact and going out severe traffic accidents such as road.
Technical scheme of the present invention:
This vehicle mounted electronic alarm system for road safety, comprise the display terminal that places in the vehicle, each display terminal utilizes the global position system of being made up of satellite and land station, receive the signal that global position system is sent incessantly, it is characterized in that: also comprise the WiMAX dedicated network that is based upon trackside in this system, above-mentioned WiMAX dedicated network is by trackside wireless signal transmission tower, trackside optical cable and database computing center form, be used to receive the service data of each vehicle on the road, roadway characteristic database and road safety moving model software package are arranged in the database computing center, and according to the calculating of road safety operational mode program, send the roadway characteristic data to each vehicle incessantly, above-mentioned roadway characteristic data storage includes the road horizontal curve of dividing according to GPS location subregion in database computing center, vertical curve, curb-to-curb width, speed-limiting messages, the exit position, number of track-lines, the track form, the surrounding vehicles position, curb graticule and shoulder width;
Above-mentioned display terminal is the vehicle-mounted road safe electronic amulet terminal that the wireless mobile network card is housed, also claim electric terminal " amulet " or be called for short " amulet ", this terminal is after the positioning signal that receives global position system, vehicle location, time and the speed data that satellite and land station's signal are calculated is transferred to the database computing center of the wireless private of trackside incessantly, shares mutually positioning data for all vehicles;
Simultaneously, vehicle-mounted road safe electronic amulet terminal receives in advancing incessantly and reads the roadway characteristic data that the WiMAX dedicated network sends, and realizes two-way real time data stream exchange with trackside wireless signal transmission tower in vehicle moves;
Be mounted with the vehicle security drive software package in the vehicle-mounted road safe electronic amulet terminal, the vehicle security drive software package can generate the Digital Highway environment of an operation of buying car in installments, show Real-time Road running environment according to the information that receives on the display screen, the run location of track form and surrounding vehicles, too near or when vehicle is about to sail out of self track when the front and back vehicle distances, database computing center uses road safety operation calculation procedure and finishes mobile computing in moment, and dangerous situation judged result data are sent to vehicle-mounted road safe electronic amulet terminal by trackside wireless signal transmission tower and trackside optical cable, send information warning with acoustics to relevant driver by the vehicle security drive software package, with the generation of prevention traffic hazard.
Above-mentioned vehicle-mounted road safe electronic amulet terminal has a shell, and surface-mounted integrated circuit, loudspeaker and microphone are arranged in its shell, and button, display screen and vehicle power interface are arranged on the shell.
Display screen: be used for the road ahead numeral running environment that display automobile safe driving model program generates, comprise road horizontal curve, vertical curve, curb-to-curb width, speed-limiting messages, exit position, number of track-lines, track form, surrounding vehicles position, curb graticule and shoulder width;
Comprise in the described surface-mounted integrated circuit with the lower part:
Microprocessor: preset operating system, data are handled and processing procedure is controlled;
Memory modules: the map and the data that are used to store vehicle security drive software package and road digital running environment;
Service routine module: be used to store required service routine and information on services;
Road safety operation module: be used for storage and receive road safe operation program and data;
Satellite gps antenna: receive the satellite gps signal;
GPS module: convert the satellite gps signal to the vehicle location data;
Wireless communication module: comprise the wireless mobile network card, be used for receiving and read roadway characteristic data and the dangerous situation judged result that the WiMAX dedicated network sends in advancing incessantly, and, in moving, vehicle realizes two-way real time data stream exchange with trackside wireless signal transmission tower to the vehicle location data that WiMAX dedicated network transmission satellite gps signal is sent;
Vehicle power interface: connect vehicle power.
Above-mentioned information warning can be the sound information warning that utilizes loudspeaker to send, the image information warning that utilizes display screen to send, or the mixing information warning of said two devices.
But above-mentioned wireless network card PCI wireless network card, PCMCIA wireless network card or USB wireless network card, wireless network card and trackside WiMAX dedicated network have high-speed mobile and broadband character.
Above-mentioned satellite gps antenna can be built-in aerial or external antenna.
Above-mentioned display screen can be 3 inches to 7 inches a touch LCD screen.
Above-mentioned button is positioned at the display screen both sides, comprises with mobile Internet the icon of the video, map, weather, calling, music, booking, landscape, predetermined food and drink and the lodging that link, also provide value added service for road user.
Above-mentioned shell can adopt to be moulded or aluminium firmly, and thickness is from 10 millimeters to 40 millimeters.
Above-mentioned vehicle security drive software package is shown to sign in the Digital Highway environment and graticule on the screen of " amulet ", does not perhaps show and operates in program virtually behind.
This road safety electronic information aid is based on mobile Internet and mobile computing theory, and placement technology and mobile computing technology utilize the basic geometric properties of road to carry out COMPREHENSIVE CALCULATING via satellite, to differentiate the running status of vehicle; When causing danger, moment gives a warning, to prevent the generation of particularly serious traffic hazard.
In view of high security and high reliability request, this device needs the support of WiMAX private network, and the high-speed mobile of private network is reliable and stable.
In view of the requirement of mobile computing speed and data sharing, this device needs the database computing center of powerful calculating ability as support.
Principle of work of the present invention: after automobile reaches road, place in the vehicle body electric terminal " amulet " via satellite positioning system obtain own road GPS subregion of living in and particular location, read roadway characteristic data on the working direction that is stored in database computing center incessantly by being wirelessly connected to WiMAX dedicated network that trackside signal transmitting tower and trackside optical cable form then; Vehicle security drive software package in " amulet " generates the Digital Highway environment that supplies vehicle operating own with road data, as number of track-lines, lane width, horizontal curve and vertical curve etc.The vehicle security drive software package can be shown to sign in the Digital Highway environment and graticule on the screen of " amulet ", also can not show and operates in program virtually behind.
Simultaneously, place " amulet " in the vehicle body to receive the gps signal that global position system is sent incessantly, and locator data is passed to database computing center by the wireless private of trackside share data each other for all vehicles.On the same road or on the same track, too near or when vehicle is about to sail out of self track when the front and back vehicle distances, the road safety moving model software package of database computing center can be finished mobile computing and return data and also give a warning to relevant driver by " amulet " acoustics in moment (in 1 second), with the generation of prevention traffic hazard.
The present invention is from people-oriented, and the theory of life first is set out, and by the electric terminal " amulet " that places in the vehicle body, trackside signal transmitting tower and background data base computing center form.Place the interior electric terminal " amulet " of vehicle body by computer operating system, global position system GPS chip, display screen, sound equipment, communication device and vehicle security drive software package constitute.Background data base computing center is made of roadway characteristic database and road safety moving model software package.Its core is that new and high technologies such as traditional highway design and running technology and mobile computing and the accurate location of GPS are combined, and carries out data transmission by the WiMAX dedicated network and prevents vehicle rear-end collision, runs off the roadway and the side impact accident.Can promote the overall operation environment of highway safety widely, thereby play the effect that initiatively prevents particularly serious traffic hazard, the effect of protection driver and passenger's life security and reduction vehicle property loss is applicable to the active prevention of the traffic hazard of various open-air roads.
(4) description of drawings
The present invention will be further described in detail below in conjunction with accompanying drawing.
Fig. 1 is a system schematic of the present invention.
Fig. 2 is " amulet " of the present invention display screen synoptic diagram.
Fig. 3 is " amulet " of the present invention structured flowchart.
Reference numeral: 1-shell, 2-display screen, 3-button, 4-vehicle, 5-satellite, 6-land station, 7-trackside wireless signal transmission tower, 8-trackside optical cable, 9-database computing center.
(5) embodiment
Referring to shown in Figure 1, this vehicle mounted electronic alarm system for road safety, comprise the display terminal that places in the vehicle, each display terminal utilizes the global position system of being made up of satellite 5 and land station 6, receive the signal that global position system is sent incessantly, it is characterized in that: also comprise the WiMAX dedicated network that is based upon trackside in this system, above-mentioned WiMAX dedicated network is by trackside wireless signal transmission tower 7, trackside optical cable 8 and database computing center 9 form, be used to receive the service data of each vehicle 4 on the road, roadway characteristic database and road safety moving model software package are arranged in the database computing center 9, and according to the calculating of road safety operational mode program, send the roadway characteristic data to each vehicle incessantly, above-mentioned roadway characteristic data storage includes the road horizontal curve of dividing according to GPS location subregion in database computing center 9, vertical curve, curb-to-curb width, speed-limiting messages, the exit position, number of track-lines, the track form, the surrounding vehicles position, curb graticule and shoulder width.The applied technology of wireless signal transmission tower should be at least more than 3G, must satisfy high-speed mobile access (about 150 kilometers/hour) and transmit the ability to communicate of vehicle desired datas up to ten thousand simultaneously.Database computing center should possess powerful data computation and storage capacity.Trackside WiMAX dedicated network must have high-speed mobile and broadband character.Database computing center includes according to Road Base eigen data and road safety operational mode calculation procedures such as the road horizontal curve of GPS location subregion division, vertical curve, curb-to-curb width, shoulder width, speed limits.
Above-mentioned display terminal is the vehicle-mounted road safe electronic amulet terminal that the wireless mobile network card is housed, also claim electric terminal " amulet ", this terminal is after the positioning signal that receives global position system, vehicle location, time and the speed data that satellite and land station's signal are calculated is transferred to the database computing center of the wireless private of trackside incessantly, shares mutually positioning data for all vehicles.
Simultaneously, vehicle-mounted road safe electronic amulet terminal receives in advancing incessantly and reads the roadway characteristic data that the WiMAX dedicated network sends, and realizes two-way real time data stream exchange with trackside wireless signal transmission tower 7 in vehicle moves.
Be mounted with the vehicle security drive software package in the vehicle-mounted road safe electronic amulet terminal, the vehicle security drive software package can generate the Digital Highway environment of an operation of buying car in installments, show Real-time Road running environment according to the information that receives on the display screen 2, the run location of track form and surrounding vehicles, too near or when vehicle is about to sail out of self track when the front and back vehicle distances, database computing center 9 uses road safety operation calculation procedure and finishes mobile computing in moment, and dangerous situation judged result data are sent to vehicle-mounted road safe electronic amulet terminal by trackside wireless signal transmission tower 7 and trackside optical cable 8, send information warning with acoustics to relevant driver by the vehicle security drive software package, with the generation of prevention traffic hazard." amulet " caution that the driver is provided can be a sound, also can be image, or the two mixing.
Referring to shown in Figure 2, above-mentioned vehicle-mounted road safe electronic amulet terminal has a shell, and surface-mounted integrated circuit, loudspeaker and microphone are arranged in its shell, and button 3, display screen 2 and vehicle power interface are arranged on the shell 1.
Be the road ahead numeral running environment that the vehicle security drive model program generates on the display screen shown in Figure 2, comprise speed limit, exit position, number of track-lines, track and curb graticule etc.The both sides icon is to provide the mobile Internet of value-added services such as video, map, weather, music, predetermined food and drink and lodging to use for road user on the display screen.
Display screen: be used for the road ahead numeral running environment that display automobile safe driving model program generates, comprise road horizontal curve, vertical curve, curb-to-curb width, speed-limiting messages, exit position, number of track-lines, track form, surrounding vehicles position, curb graticule and shoulder width; Above-mentioned display screen is 3 inches to 7 inches a touch LCD screen.Above-mentioned button is positioned at the display screen both sides, comprises with mobile Internet the icon of the video, map, weather, calling, music, booking, landscape, predetermined food and drink and the lodging that link, also provide value added service for road user.Above-mentioned shell can adopt to be moulded or aluminium firmly, and thickness is from 10 millimeters to 40 millimeters.Above-mentioned vehicle security drive software package is shown on the screen of " amulet " with current road running environment and with sign and graticule in track form, surrounding vehicles, the Digital Highway environment, does not perhaps show and operates in program virtually behind.
Referring to shown in Figure 3, comprise in the described surface-mounted integrated circuit with the lower part:
Microprocessor: i.e. central processor CPU, preset operating system, data are handled and processing procedure is controlled;
Memory modules: the map and the data that are used to store vehicle security drive software package and road digital running environment;
Service routine module: be used to store required service routine and information on services;
Road safety operation module: be used for storage and receive road safe operation program and data;
Satellite gps antenna: receive the satellite gps signal;
GPS module: convert the satellite gps signal to the vehicle location data;
Wireless communication module: comprise the wireless mobile network card, be used for receiving and read roadway characteristic data and the dangerous situation judged result that the WiMAX dedicated network sends in advancing incessantly, and, in moving, vehicle realizes two-way real time data stream exchange with trackside wireless signal transmission tower 7 to the vehicle location data that WiMAX dedicated network transmission satellite gps signal is sent; Above-mentioned wireless network card can be PCI wireless network card, PCMCIA wireless network card or USB wireless network card, and wireless network card has high-speed mobile and broadband character.Above-mentioned satellite gps antenna can be built-in aerial or external antenna.
Vehicle power interface: connect vehicle power.
Claims (9)
- [claim 1] a kind of vehicle mounted electronic alarm system for road safety, comprise the display terminal that places in the vehicle, each display terminal utilizes the global position system of being made up of satellite (5) and land station (6), receive the signal that global position system is sent incessantly, it is characterized in that: also comprise the WiMAX dedicated network that is based upon trackside in this system, above-mentioned WiMAX dedicated network is by trackside wireless signal transmission tower (7), trackside optical cable (8) and database computing center (9) form, be used to receive the service data of each vehicle on the road, roadway characteristic database and road safety moving model software package are arranged in the database computing center (9), and according to the calculating of road safety operational mode program, send the roadway characteristic data to each vehicle incessantly, above-mentioned roadway characteristic data storage includes the road horizontal curve of dividing according to GPS location subregion in database computing center (9), vertical curve, curb-to-curb width, speed-limiting messages, the exit position, number of track-lines, the track form, the surrounding vehicles position, curb graticule and shoulder width;Above-mentioned display terminal is the vehicle-mounted road safe electronic amulet terminal that the wireless mobile network card is housed, also claim electric terminal " amulet ", this terminal is after the positioning signal that receives global position system, vehicle location, time and the speed data that satellite and land station's signal are calculated is transferred to the database computing center of the wireless private of trackside incessantly, shares mutually positioning data for all vehicles;Simultaneously, vehicle-mounted road safe electronic amulet terminal receives in advancing incessantly and reads the roadway characteristic data that the WiMAX dedicated network sends, and realizes two-way real time data stream exchange with trackside wireless signal transmission tower (7) in vehicle moves;Be mounted with the vehicle security drive software package in the vehicle-mounted road safe electronic amulet terminal, the vehicle security drive software package can generate the Digital Highway environment of an operation of buying car in installments, display screen (2) is gone up according to the information that receives and is shown Real-time Road running environment, the run location of track form and surrounding vehicles (4), too near or when vehicle is about to sail out of self track when the front and back vehicle distances, database computing center (9) uses road safety operation calculation procedure and finishes mobile computing in moment, and dangerous situation judged result data are sent to vehicle-mounted road safe electronic amulet terminal by trackside wireless signal transmission tower (7) and trackside optical cable (8), send information warning with acoustics to relevant driver by the vehicle security drive software package, with the generation of prevention traffic hazard.
- [claim 2] vehicle mounted electronic alarm system for road safety according to claim 1, it is characterized in that: above-mentioned vehicle-mounted road safe electronic amulet terminal has a shell, surface-mounted integrated circuit, loudspeaker and microphone are arranged in its shell, button (3), display screen (2) and vehicle power interface are arranged on the shell (1):Display screen: be used for the road ahead numeral running environment that display automobile safe driving model program generates, comprise road horizontal curve, vertical curve, curb-to-curb width, speed-limiting messages, exit position, number of track-lines, track form, surrounding vehicles position, curb graticule and shoulder width;Comprise in the described surface-mounted integrated circuit with the lower part:Microprocessor: preset operating system, data are handled and processing procedure is controlled;Memory modules: the map and the data that are used to store vehicle security drive software package and road digital running environment;Service routine module: be used to store required service routine and information on services;Road safety operation module: be used for storage and receive road safe operation program and data;Satellite gps antenna: receive the satellite gps signal;GPS module: convert the satellite gps signal to the vehicle location data;Wireless communication module: comprise the wireless mobile network card, be used for receiving and read roadway characteristic data and the dangerous situation judged result that the WiMAX dedicated network sends in advancing incessantly, and, in moving, vehicle realizes two-way real time data stream exchange with trackside wireless signal transmission tower (7) to the vehicle location data that WiMAX dedicated network transmission satellite gps signal is sent;Vehicle power interface: connect vehicle power.
- [claim 3] vehicle mounted electronic alarm system for road safety according to claim 1 and 2, it is characterized in that: above-mentioned information warning is the sound information warning that utilizes loudspeaker to send, the image information warning that utilizes display screen to send, or the mixing information warning of said two devices.
- [claim 4] vehicle mounted electronic alarm system for road safety according to claim 1 and 2, it is characterized in that: above-mentioned wireless network card is PCI wireless network card, PCMCIA wireless network card or USB wireless network card, and wireless network card and trackside WiMAX dedicated network have high-speed mobile and broadband character.
- [claim 5] vehicle mounted electronic alarm system for road safety according to claim 1 and 2 is characterized in that: above-mentioned satellite gps antenna is built-in aerial or external antenna.
- [claim 6] vehicle mounted electronic alarm system for road safety according to claim 1 and 2 is characterized in that: above-mentioned display screen is 3 inches to 7 inches a touch LCD screen.
- [claim 7] vehicle mounted electronic alarm system for road safety according to claim 1 and 2, it is characterized in that: above-mentioned button is positioned at the display screen both sides, comprises with mobile Internet the icon of the video, map, weather, calling, music, booking, landscape, predetermined food and drink and the lodging that link, also provide value added service for road user.
- [claim 8] vehicle mounted electronic alarm system for road safety according to claim 1 and 2 is characterized in that: above-mentioned shell (1) can adopt to be moulded or aluminium firmly, and thickness is from 10 millimeters to 40 millimeters.
- [claim 9] vehicle mounted electronic alarm system for road safety according to claim 1 and 2, it is characterized in that: above-mentioned vehicle security drive software package is shown to sign in the Digital Highway environment and graticule on the screen of " amulet ", does not perhaps show and operates in program virtually behind.
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| CNA2009103004982A CN101488287A (en) | 2009-02-20 | 2009-02-20 | Vehicle mounted electronic alarm system for road safety |
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| CNA2009103004982A CN101488287A (en) | 2009-02-20 | 2009-02-20 | Vehicle mounted electronic alarm system for road safety |
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| CN102044167A (en) * | 2011-01-25 | 2011-05-04 | 南京信息工程大学 | Highway vehicle-vehicle coordinated control device and control method |
| CN102063798A (en) * | 2009-11-12 | 2011-05-18 | 通用汽车环球科技运作公司 | Travel lane advisor |
| CN101763741B (en) * | 2009-12-28 | 2011-11-23 | 东北大学 | Method and device for early warning of vehicle rear-end accident on expressway |
| CN102289951A (en) * | 2011-01-04 | 2011-12-21 | 许春香 | Road traffic accident prevention and control device and road traffic accident prevention and control method |
| CN102376169A (en) * | 2010-08-25 | 2012-03-14 | 佛山市顺德区顺达电脑厂有限公司 | System and method for sensing vehicle movement state |
| CN102598081A (en) * | 2009-11-10 | 2012-07-18 | 三菱电机株式会社 | Drive assist system, drive assist method, and vehicle-mounted device |
| CN102737511A (en) * | 2012-07-04 | 2012-10-17 | 武汉大学 | Intelligent road side system |
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| CN104200703A (en) * | 2014-08-11 | 2014-12-10 | 奇瑞汽车股份有限公司 | Accident pre-warning method, device and system |
| CN104299453A (en) * | 2014-11-11 | 2015-01-21 | 东莞市钜大电子有限公司 | Safety driving system of vehicle |
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