CN101670830B - Vehicle-mounted terminal, and method and system for remote control of vehicle braking - Google Patents

Vehicle-mounted terminal, and method and system for remote control of vehicle braking Download PDF

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Publication number
CN101670830B
CN101670830B CN200810119747A CN200810119747A CN101670830B CN 101670830 B CN101670830 B CN 101670830B CN 200810119747 A CN200810119747 A CN 200810119747A CN 200810119747 A CN200810119747 A CN 200810119747A CN 101670830 B CN101670830 B CN 101670830B
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China
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vehicle
car
terminal
control
speed
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CN200810119747A
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Chinese (zh)
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CN101670830A (en
Inventor
马君
曾庆祥
安宝贵
贾冬麟
朱春梅
于川
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中国移动通信集团公司
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Priority to CN200810119747A priority Critical patent/CN101670830B/en
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Publication of CN101670830B publication Critical patent/CN101670830B/en

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses a vehicle-mounted terminal, and a method and a system for the remote control of vehicle braking, which are used for solving the problem of large potential safety hazards caused by the fact that the prior art cannot effectively control a vehicle in time. The technical scheme comprises the following steps: acquiring the current state of an appointed vehicle by a network side; when the vehicle is determined to accord with a default immediate braking condition according to the current state, indicating the vehicle-mounted terminal on the vehicle to control the vehicle to be braked immediately; otherwise, indicating the vehicle-mounted terminal on the vehicle to control the vehicle to reduce the speed. Through the technical scheme, the vehicle can be controlled to brake effectively in time, various safety risks for the reason that the vehicle cannot be stopped in time are reduced, the problems of vehicle bumper-to-bumper rear-end collisions, traffic jams and the like caused by improper time for braking the vehicle immediately are reduced, and the safety is high.

Description

The method of a kind of car-mounted terminal, Long-distance Control car brakeing and system thereof
Technical field
The invention belongs to moving communicating field, relate in particular to the method and the system thereof of a kind of car-mounted terminal, Long-distance Control car brakeing.
Background technology
Along with the raising of living standards of the people, the demand of automobile is constantly risen, private car, commercial vehicle etc. presents the trend of increasing substantially, and simultaneously, the appearance of intelligent vehicles such as driverless operation has increased a lot of light tones also for people's life.But along with constantly popularizing of vehicle, the stolen and automobile of automobile is uncontrollable etc., and phenomenon also becomes increasingly conspicuous, and becomes the problem that numerous car owners extremely are concerned about so how effectively vehicle to be controlled.
In a kind of prior art relevant, vehicle is controlled through the car-mounted terminal that on vehicle, assembles with the present invention.In this scheme, when finding vehicle by illegal driving or by illegal operation, can dial the communicating number in the car-mounted terminal that assembles on this vehicle, the fuel-feed system that triggers this car-mounted terminal control vehicle breaks off, and vehicle can't be gone.But the shortcoming that this scheme exists is: after breaking off fuel-feed system; Vehicle also can continue to go; Especially under higher in the speed of a motor vehicle or the situation that the road surface is more level and smooth; The vehicle very long distance of can going, thereby control vehicle have timely and effectively increased this vehicle because by the illegal security threat of driving or causing by illegal operation and to other vehicle and pedestrian.
Summary of the invention
The present invention provides the method and the system thereof of a kind of car-mounted terminal, Long-distance Control car brakeing, in order to solve the problem that prior art can not timely and effective control vehicle.
The embodiment of the invention realizes through following technical scheme:
The embodiment of the invention provides a kind of method of Long-distance Control car brakeing, comprising:
Network side obtains the designated vehicle current states, and said state comprises the speed of a motor vehicle of said vehicle;
When confirming that according to said state said vehicle meets preset braking condition immediately, indicate car-mounted terminal on the said vehicle to control said vehicle and brake immediately; Otherwise, indicate car-mounted terminal on the said vehicle to control said vehicle and reduce the speed of a motor vehicle, wherein, saidly meet preset braking condition immediately and comprise: the speed of a motor vehicle of said vehicle is less than setting threshold.
The embodiment of the invention also provides a kind of system of Long-distance Control car brakeing, comprising: professional control center and car-mounted terminal;
Professional control center; Be used to obtain the designated vehicle current states; Said state comprises the speed of a motor vehicle of said vehicle, when confirming that according to said state said vehicle meets preset braking condition immediately, indicates car-mounted terminal on the said vehicle to control said vehicle and brakes immediately; Otherwise, indicate car-mounted terminal on the said vehicle to control said vehicle and reduce the speed of a motor vehicle, wherein, saidly meet preset braking condition immediately and comprise: the speed of a motor vehicle of said vehicle is less than setting threshold;
Car-mounted terminal is used for the indication of braking immediately according to the control vehicle that professional control center sends, and control place vehicle is braked immediately; Perhaps, the control vehicle that sends according to professional control center reduces the indication of the speed of a motor vehicle, and control place vehicle reduces the speed of a motor vehicle.
The embodiment of the invention also provides a kind of car-mounted terminal, comprising: receiving element, control unit, state acquiring unit, brak control unit and speed of a motor vehicle control unit;
Receiving element is used to receive the indication of the control vehicle that network side sends, and is transmitted to control unit;
Control unit is used for when the state that is designated as of receiving element forwarding obtains indication, and the indicating status acquiring unit obtains place vehicle current states, and said state comprises the speed of a motor vehicle of said vehicle; When receiving element transmit be designated as the indication that control vehicle brakes immediately the time; Indication brak control unit control place vehicle is braked immediately, and the network side that is designated as that this control vehicle is braked is immediately confirmed what vehicle sent when meeting preset braking condition immediately according to the state of vehicle; When receiving element transmit be designated as control vehicle and reduce the indication of the speed of a motor vehicle time; Indication speed of a motor vehicle control unit control place vehicle reduces the speed of a motor vehicle; This control vehicle reduces the network side that is designated as of the speed of a motor vehicle and confirms what vehicle sent when not meeting preset braking condition immediately according to the state of vehicle; Wherein, saidly meet preset braking condition immediately and comprise: the speed of a motor vehicle of said vehicle is less than setting threshold;
The state acquiring unit is used for the indication according to control unit, obtains place vehicle current states, and the status information of obtaining is sent to network side;
Brak control unit is used for the indication according to control unit, and control place vehicle is braked immediately;
Speed of a motor vehicle control unit is used for the indication according to control unit, and control place vehicle reduces the speed of a motor vehicle.
The embodiment of the invention is passed through technique scheme; When needs Long-distance Control designated vehicle glancing impact; Network side at first obtains this vehicle current states, when confirming that according to the state that obtains this vehicle meets preset braking condition immediately, indicates this vehicle of car-mounted terminal control on this vehicle to brake immediately; Thereby control vehicle braking has timely and effectively reduced owing to the various security risks that can not in time make vehicle stop to cause.And; When confirming that according to the state that obtains this vehicle does not meet preset braking condition immediately; Indicate this vehicle of car-mounted terminal control on this vehicle to reduce the speed of a motor vehicle, thereby vehicle is finally stopped, in the control vehicle braking; Reduced problems such as the vehicle chain of rings that causes owing to the opportunity that vehicle is braked immediately is improper knocks into the back, traffic jam, safe.
Description of drawings
The system construction drawing one of the Long-distance Control car brakeing that Fig. 1 provides for the embodiment of the invention;
The system construction drawing two of the Long-distance Control car brakeing that Fig. 2 provides for the embodiment of the invention;
The car-mounted terminal constructional drawing that Fig. 3 provides for the embodiment of the invention;
Fig. 4 realizes the business process map of Long-distance Control car brakeing for what the embodiment of the invention provided based on Fig. 1, Fig. 2 and Fig. 3.
The specific embodiment
To the prior art problem of control vehicle timely and effectively; The embodiment of the invention proposes the method and the system thereof of a kind of car-mounted terminal, Long-distance Control car brakeing, carries out detailed elaboration below in conjunction with Figure of description to the main realization principle of the embodiment of the invention, practical implementation process and to the beneficial effect that should be able to reach.
The system architecture of the Long-distance Control vehicle that the embodiment of the invention is related is as shown in Figure 1, comprises professional control center 100 and car-mounted terminal 200, and professional control center 100 can communicate through wireless network with car-mounted terminal 200.This car-mounted terminal 200 can identify through ID, can possess the function that detects place vehicle speed and position.This car-mounted terminal 200 can be installed in concealed location in the vehicle to prevent by intentional dismounting or destruction.
In the network architecture shown in Figure 1; Professional control center 100 is receiving the control request of user to designated vehicle; Perhaps confirm to designated vehicle preset forbid that driving conditions satisfies the time, obtain the state of this designated vehicle, and take appropriate measures according to the vehicle-state that obtains.For example; Vehicle-state according to obtaining judges whether this vehicle meets preset braking condition immediately, when judgement meets, indicates car-mounted terminal 200 control vehicles on this vehicle to brake immediately; When judgement does not meet, indicate car-mounted terminal 200 control vehicles on this vehicle to reduce the speed of a motor vehicle.
As if the indication that control vehicle is braked immediately that is designated as of professional control center 100 transmissions, then car-mounted terminal 200 can be braked vehicle through the brake system of control place vehicle immediately; If professional control center 100 sends is designated as the indication that control vehicle reduces the speed of a motor vehicle, the fuel-feed system that then car-mounted terminal 200 can be through control place vehicle is so that vehicle progressively reduces the speed of a motor vehicle stops until vehicle.
The vehicle-state that professional control center 100 obtains can be the current speed of a motor vehicle of vehicle; Particularly; Professional control center 100 can indicate the car-mounted terminal 200 on the vehicle to confirm the speed of a motor vehicle of these car-mounted terminal 200 place vehicles, and receives the speed information that car-mounted terminal 200 reports.Car-mounted terminal 200 is according to the indication of professional control center 100; Detect the current speed of a motor vehicle of place vehicle; Perhaps place, location vehicle is in the position at place, front and back, setting-up time interval; Thereby obtain the path of motion of vehicle, and go out the speed of a motor vehicle of vehicle through the distance calculation that the at interval interior vehicle of this setting-up time is moved.Correspondingly, preset braking condition immediately can for: the speed of a motor vehicle of vehicle less than setting threshold, such as: 30 kilometers/hour.
The vehicle-state that professional control center 100 obtains can also comprise cooresponding highway section, vehicle position situation except that the speed of a motor vehicle, for example, the highway section of vehicle position is average highway or express highway, is crowded highway or spacious highway.Correspondingly, preset braking condition immediately can for: the speed of a motor vehicle of vehicle allows this vehicle to brake immediately less than setting threshold and the residing highway section of vehicle situation.Generally speaking; When vehicle goes on average highway or spacious highway; And speed less than the regulation safe speed per hour the time; It is braked generally immediately safety issues such as the vehicle chain of rings knocks into the back can be do not caused, thus can the vehicle that be under this highway section situation be braked immediately, controlled to make vehicle in time.Consider safety problem, when vehicle express highway run at high speed or the highway that crowds on when going, it is braked immediately may cause traffic accidents such as the vehicle chain of rings knocks into the back, so should not brake immediately the vehicle that is under this highway section situation.Whether the highway section situation of vehicle position also can comprise the road section traffic volume situation, and other situation, as being forbidden district or the like.
In the said process; When professional control center 100 will confirm cooresponding highway section, vehicle position situation; At first to obtain the position at this vehicle place; Specifically can send the location positioning indication to determine the position at vehicle place through the car-mounted terminal on vehicle 200; If because car-mounted terminal 200 out of reach etc. on the vehicle are former thereby can't obtain the car-mounted terminal reporting position information time, can be further determine the position of car-mounted terminal 200 place vehicles through send car-mounted terminal 200 cooresponding terminal iidentifications on the vehicle to position service system.Professional control center 100 is the direct position that belongs to of indicating positions service system positioned vehicle also.After professional control center 100 obtains the position at vehicle place, determine the highway section situation of vehicle position according to the electronic chart of preserving among the GIS (Geographic Information System, geographic information system).In this case, related network architecture can be as shown in Figure 2, on the basis of Fig. 1, increased by the 100 bonded assembly position service systems 300 and GIS 400 with professional control center.In the system shown in Figure 2, also can not comprise position service system 300, the position of vehicle is detected by professional control center 100 through indication car-mounted terminal 200.In the system shown in Figure 2, also can not comprise GIS 400, can in professional control center 100, preset electronic chart, or obtain this current traffic in vehicle highway section, place through the traffic related information that other system provides.
A kind of structure of the car-mounted terminal 200 in the above-mentioned network architecture can be as shown in Figure 3, comprising: receiving element 301, control unit 302, state acquiring unit 303, brak control unit 304 and speed of a motor vehicle control unit 305.Wherein,
Receiving element 301 is used for receiving the indication of the control vehicle that network side (like the professional control center 100 of Fig. 1 and Fig. 2) sends, and is transmitted to control unit 302.The indication of the control vehicle that this unit receives can be obtained the indication that indication, control vehicle are braked immediately for state, or the indication of the control vehicle reduction speed of a motor vehicle.
Control unit 302 is used for when the state that is designated as of receiving element 301 forwardings obtains indication, and indicating status acquiring unit 303 obtains place vehicle current states; When receiving element 301 transmit be designated as the indication that control vehicle brakes immediately the time; Indication brak control unit 304 control place vehicles are braked immediately, and this control vehicle is braked immediately is designated as when network side and confirms what vehicle sent when meeting preset braking condition immediately according to the state of vehicle; When receiving element 301 transmit be designated as control vehicle and reduce the indication of the speed of a motor vehicle time; Indication speed of a motor vehicle control unit 305 control place vehicles reduce the speed of a motor vehicle, and this control vehicle reduces being designated as when network side of the speed of a motor vehicle and confirms what vehicle sent when not meeting preset braking condition immediately according to the state of vehicle.
State acquiring unit 303 is used for the indication according to control unit 302, obtains place vehicle current states, and the status information of obtaining is sent to network side.
Brak control unit 304 is used for the indication according to control unit 302, and control place vehicle is braked immediately.
Speed of a motor vehicle control unit 305 is used for the indication according to control unit 302, and control place vehicle reduces the speed of a motor vehicle.
The state that above-mentioned receiving element 301 receives obtains in the indication and can comprise the speed of a motor vehicle of obtaining vehicle, and correspondingly, state acquiring unit 302 is further used for, and obtains the speed of a motor vehicle of place vehicle.The state that receiving element 301 receives obtains and can further include the position that obtains the vehicle place in the indication; Correspondingly; State acquiring unit 302 is further used for, and obtains the position of place vehicle, and this position is used for the highway section situation that network side is confirmed this vehicle place.
Above-mentioned brak control unit 304 can be braked vehicle through the brake system of control place vehicle immediately.Further, brake immediately in order more effectively to make vehicle, this brak control unit 304 can after the fuel-feed system of control place vehicle is closed or at the same time, the brake system of control place vehicle be braked vehicle immediately.
Above-mentioned speed of a motor vehicle control unit 305 can be closed so that vehicle reduces the speed of a motor vehicle through the fuel-feed system of control place vehicle; Perhaps, the control vehicle that sends according to network side reduces the controlled variable that presets in the controlled variable of carrying in the indication of the speed of a motor vehicle or this unit, and the fuel-feed system of control place vehicle is periodically closed and opened.Wherein, controlled variable can comprise: control fuel-feed system cycle of closing and at every turn control the duration that fuel-feed system is closed.
Car-mounted terminal 200 in the present embodiment can further include monitor unit and monitoring unit (not marking in the drawings); Wherein, Monitor unit is used for the IMAQ indication according to professional control center 100; Collection vehicle in-to-in video information, and the video information that collects sent to the professional control center 100 of network side.Monitoring unit is used for according to the indication of the sound collection of professional control center 100, collection vehicle in-to-in acoustic information, and the acoustic information that collects sent to the professional control center 100 of network side.Professional control center 100 analyzes the situation of vehicle interior according to the sound and the video information that receive, for control vehicle more effectively provides reference information.As required, this car-mounted terminal 200 also can only have monitor function or function for monitoring.
Can further include power supply unit (not marking in the drawings) in the car-mounted terminal 200 in the present embodiment, be provided with main power source in this unit, this main power source can link to each other with the storage battery of vehicle, is responsible for daily power supply.Also backup power can be set further in this unit; This backup power is generally rechargable power supplies, when the main power source supply regular power, can charge to this backup power in real time; Occurring convenient main power source and being connected of vehicle accumulator when unusual, for the operation of car-mounted terminal provides safeguard.
In conjunction with Fig. 1~network architecture shown in Figure 2 and car-mounted terminal structure shown in Figure 3, realize in the embodiment of the invention that a kind of operation flow of Long-distance Control car brakeing is as shown in Figure 4, comprise the steps:
Step 401, receive control of braking request to designated vehicle after, perhaps confirm to designated vehicle preset forbid that driving conditions satisfies the time, the professional control center 100 in the network side obtains these vehicle current states.
In this step; The speed of a motor vehicle that can comprise vehicle in the state of the vehicle that professional control center 100 obtains; Its obtain vehicle the speed of a motor vehicle process can for: the receiving element 301 in the car-mounted terminal 200 on vehicle sends the speed of a motor vehicle and obtains indication; Receiving element 301 obtains indication with this speed of a motor vehicle and is transmitted to control unit 302, and after control unit 302 received and should indicate, indicating status acquiring unit 303 was confirmed the speed of a motor vehicle of place vehicles; Perhaps the 301 transmission positions of the receiving element in the car-mounted terminal on vehicle 200 obtain indication; Receiving element 301 obtains indication with this position and is transmitted to control unit 302; After control unit 302 receives and should indicate; Place, indicating status acquiring unit 303 location vehicle is front-back direction at the setting-up time interval, also can directly pass through the position at position service system 300 positioned vehicles place before and after the setting-up time interval.Orient vehicle after the front-back direction of setting-up time interval, further go out the speed of a motor vehicle of vehicle according to the distance between the position of orienting and this setting-up time interval calculation.
Further; The highway section situation that can also comprise the vehicle place in the state of the vehicle that professional control center 100 obtains; Its confirm vehicle place the highway section situation process can for: the receiving element 301 transmission positions in car-mounted terminal 200 obtain indication; Receiving element 301 obtains indication with this position and is transmitted to control unit 302; After control unit 302 receptions should be indicated, indicating status acquiring unit 303 location belonged to the position of vehicle, also can directly pass through the position of position service system 300 positioned vehicles.After orienting vehicle location, the highway section situation of this position of further confirming to orient.Generally speaking; The position that location server system 300 orients is high not as the precision of the position that car-mounted terminal 200 is oriented; So can indicate the position of state acquiring unit 303 positioned vehicles in the car-mounted terminal 200 earlier; When setting duration and not receiving the position that car-mounted terminal 200 orients, the position of indicating positions service system 300 positioned vehicles, and the highway section situation of the position of confirming to orient.
Step 402, professional control center 100 judge according to the state that obtains whether this vehicle meets preset braking condition immediately, when judgement is, and execution in step 403~404, otherwise execution in step 405~406.
In this step, when the state that obtains when professional control center 100 comprised the speed of a motor vehicle of vehicle, preset braking condition immediately can comprise: the speed of a motor vehicle of vehicle was less than setting threshold, and this threshold value is the numerical value greater than 0; When the state that obtains when professional control center 100 comprised the highway section situation at the speed of a motor vehicle and vehicle place of vehicle, preset braking condition immediately can comprise: the speed of a motor vehicle of vehicle was braked less than highway section this vehicle of situation permission at setting threshold and vehicle place.
Car-mounted terminal 200 control vehicles of installing on step 403, professional control center 100 these vehicles of indication are braked immediately.
In this step, the indication that professional control center 100 brakes control vehicle immediately sends to the receiving element 301 in the car-mounted terminal 200.
The indication that the control vehicle that step 404, car-mounted terminal 200 send according to professional control center 100 is braked is immediately controlled this vehicle and is braked immediately.
In this step, receiving element 301 is transmitted to control unit 302 with this indication and carries out uniform dispatching by control unit after receiving the indication that control vehicle that service server 100 sends brakes immediately.After control unit 302 received this indication, indication brak control unit 304 control place vehicles were braked immediately.Brak control unit 304 can be braked vehicle through the brake system of control place vehicle immediately.For control vehicle is more effectively braked immediately, brak control unit 304 can also be after the fuel-feed system of control place vehicle be closed, and the brake system of control vehicle is braked vehicle immediately.
Car-mounted terminal 200 control vehicles of installing on step 405, professional control center 100 these vehicles of indication reduce the speed of a motor vehicle.
In this step, professional control center 100 sends to the receiving element 301 in the car-mounted terminal 200 with the indication that control vehicle reduces the speed of a motor vehicle, can carry the controlled variable that user's control vehicle reduces the speed of a motor vehicle in the indication of this control vehicle reduction speed of a motor vehicle.
The control vehicle that step 406, car-mounted terminal 200 send according to professional control center 100 reduces the indication of the speed of a motor vehicle, controls this vehicle reduction speed of a motor vehicle and stops until vehicle.
In this step 406, receiving element 301 receives after control vehicle that service server 100 sends reduces the indication of the speed of a motor vehicle, this indication is transmitted to control unit 302 carries out uniform dispatching by control unit.After control unit 302 received this indication, indication speed of a motor vehicle control unit 305 control place vehicles reduced the speed of a motor vehicle.Speed of a motor vehicle control unit 305 can be closed so that vehicle reduces the speed of a motor vehicle through the fuel-feed system of control vehicle.In order further to improve safety; This speed of a motor vehicle control unit 305 can also reduce the fuel-feed system of controlled variable of carrying in the indication of the speed of a motor vehicle or the controlled variable control vehicle that presets according to the control vehicle that the professional control center of network side 100 sends periodically to be closed and opens, so that cooresponding acceleration/accel reduces when reducing vehicle speed.
Above-mentioned steps 405 can comprise the cycle that the control fuel-feed system is closed and control the duration that fuel-feed system is closed at every turn with the related controlled variable of step 406.Can in professional control center 100 or speed of a motor vehicle control unit 305, preset the corresponding relation of the different speed of a motor vehicle and different controlled variable; Thereby can select no controlled variable according to the different speed of a motor vehicle of vehicle, reduce the speed of a motor vehicle with control vehicle more effectively and stop until this vehicle.Also can reduce the speed of a motor vehicle according to the acquiescence controlled variable control vehicle that presets.Generally speaking, can be chosen in the speed of a motor vehicle control unit 305 and preset controlled variable, can reduce network side information transmitted amount like this, thereby alleviate the load of network side and improve transmission efficiency and speed of response.
In the embodiment of the invention, can be in the professional control center 100 of network side or in professional control center 100 addressable other network entities, the corresponding relation of the ID of the car-mounted terminal 200 on the number-plate number of pre-configured vehicle and this vehicle.In the above-mentioned steps 401; When the user finds vehicle by illegal driving or illegal operation; The multiple modes such as Web, Wap, note, voice of can passing through are initiated this vehicle braked control request to professional control center 100; Perhaps, when some traffic control departments find to have vehicle illegally to go, can initiate this vehicle braked control request to the professional control center 100 of network side; Professional control center 100 can find the ID (for example can be communicating number) of cooresponding car-mounted terminal 200 according to the number-plate number of carrying in the request, through communicating the state of confirming this car-mounted terminal place vehicle with the cooresponding car-mounted terminal of this ID.Can be provided with according to user's request or relevant departments the preset driving conditions of forbidding of vehicle in the network side; It for example beyond the regulation setting range running region of forbidding of vehicle; Perhaps regulation setting-up time section is the running time of forbidding of vehicle; Start the user (it also can be the system default setting that startup is monitored vehicle) under the situation that vehicle is monitored; If detecting vehicle is forbidding that running region goes or when forbidding that running time goes, is confirming the driving conditions of forbidding of this vehicle is satisfied.Further; In step 401; Professional control center 100 can also carry out authentication to initiating the control of braking requesting users; For example, checking initiates whether the control of braking requesting users is the car owner of this vehicle, and whether perhaps the control of braking requesting users is initiated in checking has authority that vehicle is braked.
In the above-mentioned steps 401, the speed of a motor vehicle that state acquiring unit in the car-mounted terminal 200 303 is confirmed vehicles generally can be through following mode:
Mode one: be connected the speed of a motor vehicle of confirming this vehicle with the change speed gear box of vehicle.Particularly; Can comprise car speed sensor in this state acquiring unit 303; This car speed sensor can be selected the Hall car speed sensor for use; When running car, polylith flat thin magnet and automobile gearbox output shaft on the Hall car speed sensor rotate synchronously, will react through hall probe in the vehicle speed pulse signal input vehicle speed pulse and step-by-step counting treatment circuit of the running car speed of a motor vehicle; Produce the vehicle speed pulse number that is used for micro controller system mileage counting through shaping, counting circuit counting after handling, thereby confirm the speed of operation of vehicle.
Mode two: through the speed of a motor vehicle of vehicle at this vehicle of distance calculation between the position before and after the setting-up time interval.Particularly, can positioned vehicle setting-up time at interval before and after the position at place, and determine the speed of a motor vehicle of this vehicle according to the distance between two positions of orienting and this setting-up time ratio at interval.
Mode three, be connected the speed of a motor vehicle of confirming this vehicle with the average speed indicator of vehicle.
It is pointed out that state acquiring unit 303 confirms that the method for vehicle speed is not limited to above-mentioned several kinds of modes, has just listed out several kinds of usual ways here in the present embodiment.
In the above-mentioned steps 401, state acquiring unit in the car-mounted terminal 200 303 confirm highway section, vehicles place situation process can for:
The position of car-mounted terminal 200 positioned vehicles that assemble on the indication vehicle.Particularly; Receiving element 301 transmission positions in this car-mounted terminal 200 obtain indication; Receiving element 301 obtains indication with this position and is transmitted to control unit 302, carries out uniform dispatching by control unit 302 according to this indication, and control unit 302 receives the position of these indication back indicating status acquiring unit 303 positioned vehicles; This state acquiring unit 302 can be confirmed the position at the current place of vehicle through location technologies such as GPS or AGPS, and the positioning result that obtains is generally latitude and longitude coordinates.After this state acquiring unit 302 is oriented vehicle location, the location information of orienting is sent to the professional control center 100 of network side.
If the professional control center in the network side 100 does not receive the location information that the state acquiring unit 303 in this car-mounted terminal 200 returns through setting duration; Then confirm the failure of car-mounted terminal 200 positioned vehicle positions; Obtain these car-mounted terminal 200 cooresponding terminal iidentifications and send to position service system 300 this moment; After position service system 300 is received terminal identification information, orient the position at the cooresponding car-mounted terminal of this terminal iidentification 200 places.The process that professional control center 100 obtains these car-mounted terminal 200 cooresponding terminal iidentifications is specially: the number-plate number that obtains vehicle; According to the number-plate number of preserving in advance and the corresponding relation of terminal iidentification; Obtain this car-mounted terminal 200 cooresponding terminal iidentifications; This terminal iidentification can be for being built in SIM (Subscriber Identity Module, the subscriber identification module) card numbers in the car-mounted terminal 200.The process that position service system 300 is oriented the position at the cooresponding car-mounted terminal of this terminal iidentification 200 places is specially: to network element HLR (Home Location Register; Attaching position register) sends message; Carried terminal sign (the cooresponding communicating number of for example installing in the car-mounted terminal 200 of SIM) in this message; With the base station of inquiry service in the cooresponding car-mounted terminal 200 of this terminal iidentification; After HLR determines cooresponding base station; The cooresponding Cell ID in this base station (Base Station Identification) is sent to position service system 300, and position service system 300 is determined the position of the cooresponding car-mounted terminal 200 of this terminal iidentification according to the Cell ID that preserves and the corresponding relation in geographic position.
After obtaining the position at vehicle place, professional control center 100 confirms cooresponding highway section, this position situation according to electronic chart.This electronic chart can obtain from GIS 400, also can be preset in the professional control center 100.Professional control center 100 also can be transmitted to GIS 400 with the location information of determining, and confirms cooresponding highway section, this position situation by GIS 400 according to the electronic chart of its preservation.
In the foregoing description; Professional control center 100 can also indicate 200 pairs of vehicle inside environment of car-mounted terminal to monitor; Car-mounted terminal 200 is according to the indication collection vehicle in-to-in environmental information (like sound and video) of professional control center 100; And the information that collects sent to professional control center 100, professional control center 100 can analyze environment inside car according to the information of receiving, and thinks that more effectively control vehicle provides reference information.
The embodiment of the invention is passed through technique scheme; When needs Long-distance Control designated vehicle glancing impact; Network side at first obtains this vehicle current states, when confirming that according to the state that obtains this vehicle meets preset braking condition immediately, indicates this vehicle of car-mounted terminal control on this vehicle to brake immediately; Thereby control vehicle braking has timely and effectively reduced owing to the various security risks that can not in time make vehicle stop to cause.And; When confirming that according to the state that obtains this vehicle does not meet preset braking condition immediately; Indicate this vehicle of car-mounted terminal control on this vehicle to reduce the speed of a motor vehicle, thereby vehicle is finally stopped, in the control vehicle braking; Reduced problems such as the vehicle chain of rings that causes owing to the opportunity that vehicle is braked immediately is improper knocks into the back, traffic jam, safe.The technical scheme of the embodiment of the invention can be widely used on the Long-distance Control to vehicle, for example to stolen vehicle, to control of automatic driving vehicle etc.
In the embodiment of the invention, after car-mounted terminal location failure, can be through the position of position service system positioned vehicle, for the reliability service of system provides guarantee.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.

Claims (18)

1. the method for a Long-distance Control car brakeing is characterized in that, comprising:
Network side obtains the designated vehicle current states, and said state comprises the speed of a motor vehicle of said vehicle;
When confirming that according to said state said vehicle meets preset braking condition immediately, indicate car-mounted terminal on the said vehicle to control said vehicle and brake immediately; Otherwise, indicate car-mounted terminal on the said vehicle to control said vehicle and reduce the speed of a motor vehicle, wherein, saidly meet preset braking condition immediately and comprise: the speed of a motor vehicle of said vehicle is less than setting threshold.
2. the method for claim 1 is characterized in that, obtains the speed of a motor vehicle of said vehicle, comprising:
Indicate the car-mounted terminal on the said vehicle to confirm the speed of a motor vehicle of said vehicle, and receive the speed of a motor vehicle that said car-mounted terminal reports;
Perhaps; Indicate car-mounted terminal or position service system on the said vehicle to locate the position that said vehicle belongs to before and after the setting-up time interval; Receive the position that said car-mounted terminal or position service system are oriented, and go out the speed of a motor vehicle of said vehicle according to the distance between the said position of orienting and said setting-up time interval calculation.
3. the method for claim 1 is characterized in that, the said state that network side obtains also comprises the highway section situation at said vehicle place;
The said braking condition immediately that meets also comprises: said highway section situation allows said vehicle to brake immediately.
4. method as claimed in claim 3 is characterized in that, obtains the highway section situation at said vehicle place, comprising:
The position of indicating car-mounted terminal or position service system on the said vehicle to locate said vehicle receives the position that said car-mounted terminal or position service system are oriented, and confirms the highway section situation of said position;
Perhaps; Indicate car-mounted terminal on the said vehicle to locate the position of said vehicle; When setting duration and not receiving the position that said car-mounted terminal orients; The indicating positions service system is located the position of said vehicle, receives the position that said position service system is oriented, and confirms the highway section situation of said position.
5. the method for claim 1 is characterized in that, said car-mounted terminal is controlled said vehicle and braked immediately, comprising:
Said car-mounted terminal indicates the brake system of said vehicle that said vehicle is braked immediately;
Perhaps, said car-mounted terminal indicates the fuel-feed system of said vehicle to close, and indicates the brake system of said vehicle that said vehicle is braked immediately.
6. the method for claim 1 is characterized in that, said car-mounted terminal is controlled said vehicle and reduced the speed of a motor vehicle, comprising:
Said car-mounted terminal indicates the fuel-feed system of said vehicle to close;
Perhaps; Controlled variable of carrying in the indication of said car-mounted terminal according to the reduction speed of a motor vehicle of network side transmission or the controlled variable that presets; Indicate the fuel-feed system of said vehicle periodically to close and open, said controlled variable comprises the cycle that the said fuel-feed system of control is closed and controls the duration that said fuel-feed system is closed at every turn.
7. the method for claim 1 is characterized in that, network side obtains the designated vehicle current states, is specially:
After network side receives the control of braking request to designated vehicle, perhaps confirm to designated vehicle preset forbid that driving conditions satisfies the time, obtain this designated vehicle current states.
8. the system of a Long-distance Control car brakeing is characterized in that, comprising: professional control center and car-mounted terminal;
Professional control center; Be used to obtain the designated vehicle current states; Said state comprises the speed of a motor vehicle of said vehicle, when confirming that according to said state said vehicle meets preset braking condition immediately, indicates car-mounted terminal on the said vehicle to control said vehicle and brakes immediately; Otherwise, indicate car-mounted terminal on the said vehicle to control said vehicle and reduce the speed of a motor vehicle, wherein, saidly meet preset braking condition immediately and comprise: the speed of a motor vehicle of said vehicle is less than setting threshold;
Car-mounted terminal is used for the indication of braking immediately according to the control vehicle that professional control center sends, and control place vehicle is braked immediately; Perhaps, the control vehicle that sends according to professional control center reduces the indication of the speed of a motor vehicle, and control place vehicle reduces the speed of a motor vehicle.
9. system as claimed in claim 8; It is characterized in that; Said professional control center is further used for; Obtain the highway section situation at the speed of a motor vehicle and the said vehicle place of said vehicle, when the said speed of a motor vehicle allows said vehicle to carry out glancing impact less than setting threshold and said highway section situation, indicate car-mounted terminal on the said vehicle to control said vehicle and brake immediately.
10. system as claimed in claim 9 is characterized in that, said professional control center is further used for, and indicates the car-mounted terminal on the said vehicle to confirm the speed of a motor vehicle of said vehicle, and receives the speed of a motor vehicle that said car-mounted terminal reports;
Said car-mounted terminal is further used for, and confirms to belong to the speed of a motor vehicle of vehicle and report according to the indication of said professional control center.
11. system as claimed in claim 9; It is characterized in that; Said professional control center is further used for; Indicate car-mounted terminal on the said vehicle locate said vehicle setting-up time at interval before and after the position at place, receive the position that said car-mounted terminal is oriented, and go out the speed of a motor vehicle of said vehicle according to the distance between the said position and said setting-up time interval calculation;
Said car-mounted terminal is further used for, according to place, the indication of said professional control center location vehicle in setting-up time front-back direction and reporting at interval.
12. system as claimed in claim 9; It is characterized in that said professional control center is further used for, indicate car-mounted terminal on the said vehicle to locate the position of said vehicle; Receive the position that said car-mounted terminal is oriented, and confirm the highway section situation of said position.
13. system as claimed in claim 9 is characterized in that, also comprises position service system;
Said professional control center is further used for, and indicates said position service system to locate the position of said vehicle, receives the position that said position service system is oriented, and confirms the highway section situation of said position;
Said position service system is used for locating the position of said car-mounted terminal place vehicle and reporting according to the indication of said professional control center.
14. system as claimed in claim 8; It is characterized in that said car-mounted terminal is further used for, the indication that the said vehicle of control that sends according to professional control center is braked immediately; The brake system of indication place vehicle is braked vehicle immediately; Perhaps, the fuel-feed system of indication place vehicle is closed, and the brake system of indication place vehicle is braked vehicle immediately;
Perhaps; Reduce the indication of the speed of a motor vehicle according to the said vehicle of control of professional control center transmission; The fuel-feed system of indication place vehicle is closed, perhaps, and controlled variable of carrying in the indication of the reduction speed of a motor vehicle of sending according to network side or the controlled variable that presets; The fuel-feed system of indication place vehicle is periodically closed and is opened, and said controlled variable comprises the cycle that the said fuel-feed system of control is closed and controls the duration that said fuel-feed system is closed at every turn.
15. a car-mounted terminal is characterized in that, comprising: receiving element, control unit, state acquiring unit, brak control unit and speed of a motor vehicle control unit;
Receiving element is used to receive the indication of the control vehicle that network side sends, and is transmitted to control unit;
Control unit is used for when the state that is designated as of receiving element forwarding obtains indication, and the indicating status acquiring unit obtains place vehicle current states, and said state comprises the speed of a motor vehicle of said vehicle; When receiving element transmit be designated as the indication that control vehicle brakes immediately the time; Indication brak control unit control place vehicle is braked immediately, and the network side that is designated as that this control vehicle is braked is immediately confirmed what vehicle sent when meeting preset braking condition immediately according to the state of vehicle; When receiving element transmit be designated as control vehicle and reduce the indication of the speed of a motor vehicle time; Indication speed of a motor vehicle control unit control place vehicle reduces the speed of a motor vehicle; This control vehicle reduces the network side that is designated as of the speed of a motor vehicle and confirms what vehicle sent when not meeting preset braking condition immediately according to the state of vehicle; Wherein, saidly meet preset braking condition immediately and comprise: the speed of a motor vehicle of said vehicle is less than setting threshold;
The state acquiring unit is used for the indication according to control unit, obtains place vehicle current states, and the status information of obtaining is sent to network side;
Brak control unit is used for the indication according to control unit, and control place vehicle is braked immediately;
Speed of a motor vehicle control unit is used for the indication according to control unit, and control place vehicle reduces the speed of a motor vehicle.
16. car-mounted terminal as claimed in claim 15 is characterized in that, said state acquiring unit is further used for, and obtains the speed of a motor vehicle of place vehicle and the position of place vehicle, and said position is used for the highway section situation that network side is confirmed the vehicle place.
17. car-mounted terminal as claimed in claim 15 is characterized in that, said brak control unit is further used for, and the brake system of indication place vehicle is braked vehicle immediately; Perhaps, the fuel-feed system of indication place vehicle is closed, and the brake system of indication place vehicle is braked vehicle immediately.
18. car-mounted terminal as claimed in claim 15 is characterized in that, said speed of a motor vehicle control unit is further used for, and the fuel-feed system of indication place vehicle is closed; Perhaps; Controlled variable of carrying in the indication according to the network side transmission or the controlled variable that presets; The fuel-feed system of indication place vehicle is periodically closed and is opened, and said controlled variable comprises the cycle that the said fuel-feed system of control is closed and controls the duration that said fuel-feed system is closed at every turn.
CN200810119747A 2008-09-08 2008-09-08 Vehicle-mounted terminal, and method and system for remote control of vehicle braking CN101670830B (en)

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