CN110310517A - A kind of anti-alarming method for power to knock into the back of vehicle on highway and system - Google Patents
A kind of anti-alarming method for power to knock into the back of vehicle on highway and system Download PDFInfo
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- CN110310517A CN110310517A CN201910537939.4A CN201910537939A CN110310517A CN 110310517 A CN110310517 A CN 110310517A CN 201910537939 A CN201910537939 A CN 201910537939A CN 110310517 A CN110310517 A CN 110310517A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/0116—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from roadside infrastructure, e.g. beacons
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/164—Centralised systems, e.g. external to vehicles
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
Abstract
The invention discloses a kind of anti-alarming method for power to knock into the back of vehicle on highway and systems.The anti-alarming method for power to knock into the back of a kind of vehicle on highway of the present invention, comprising steps of the information of S11. real-time detection driving vehicle；S12. judge whether the spacing in adjacent two workshop is less than safety traffic distance by the information detected；If it is not, thening follow the steps S13；S13. judge with the speeds of current vehicle institute Adjacent vehicles whether be current lane safe speed；If it is not, thening follow the steps S14；S14. information warning is issued to vehicle.The present invention can be with information of real-time detection vehicle driving, including speed, lane information etc., to realize the monitoring to vehicle whole process and remind in time.
Description
Technical field
The present invention relates to the technical field of traffic administration more particularly to a kind of anti-alarming method for power to knock into the back of vehicle on highway
And system.
Background technique
With the fast development of highway, car owning amount sharply increases, the driving accident of highway frequency further
It is numerous, it especially drives in violation of rules and regulations and knocking into the back of being caused of dense fog, rain and snow weather or even a chain of accident to knock into the back is appeared in the newspapers repeatly.For this purpose,
Industry proposes the different solution of many characteristics to the monitoring problem of express way driving safety, but is summed up, substantially
Two classes, i.e. vehicular early warning scheme and drive test formula early warning scheme can be divided into: vehicular early warning scheme mainly relies on vehicle-carried microwave thunder
It reaches or two vehicle distance of infrared laser ranging technical monitoring, if two vehicle spacings are less than safe distance, data processing module will be sent out
Deceleration instruction out；To realize the purpose of anti-early warning of knocking into the back.In the world such as Daimler-Kreisler Corp, Volvo AB etc.
Successively be proposed the automobile anti-collision device respectively researched and developed, main problem existing for this kind of automobile anti-collision device be it is expensive, certainly
There are some relevant technical bottlenecks；As under the conditions of strong background noise the reliability of signal processing, bend road conditions obstacle recognition with
And it prevents from overtaking other vehicles and operates false alarm etc..The research of domestic vehicular automatic collision technical aspect is concentrated mainly on one vapour of Changchun, east wind
The full-sized cars enterprises such as automobile, Science Institute, Ministry of Communications and Tsinghua University and scientific research institutions carry out, but only exploration
Research, there is no the product that can be used.And drive test early warning scheme rests essentially within and writes spacing holding warning sign and in road
Velocity radar, the equipment monitorings speed such as gamma camera are installed in top, also without appearing on the market specifically for the anti-institution being hot on the trail of of automobile.
As the patent of Publication No. CN1462986 discloses the instant method for early warning of expressway safety and system, Yi Zhongying
With the timely method for early warning of safety on a highway, and the timely early warning system of safety of realization this method, belong to traffic peace
Full facility technology field.It is of the present invention by subsystem network consisting, the node in subsystem contains signaling switch and alarm dress
It sets, is distributed along freeway guardrail side.After certain node receives trouble-signal, information biography is carried out by network immediately
It is defeated, so that warning device is issued alarm signal.Therefore when highway somewhere burst accident, as long as someone passes through nearby herein
Signaling switch issues trouble-signal, and early warning system makes a response freeway guardrail safety immediately immediately, and not only monitoring center can
To react the information such as accident spot in time, and after accident spot certain distance warning device on the way and alarm.It reminds
The damage of burst accident to avoid the generation of continuous rear collision is reduced to minimum limit to driver by slow down immediately.The present invention
It is easy to accomplish, cost economy.The system forms early warning net using public telephone network, due to being passed using manual signal switch substitution
The monitoring devices such as sensor cannot achieve monitoring and early warning to vehicle rear-end collision, so the system is only applicable in after the accident, prompt
Subsequent vehicle prevents continuous rear collision, but can not in the generation of early warning rear-end collision in advance, to prevent rear-end collision.
Summary of the invention
The purpose of the present invention is in view of the drawbacks of the prior art, provide a kind of anti-warning side knocked into the back of vehicle on highway
Method and system, can be with information of real-time detection vehicle driving, including speed, lane information etc., to realize to vehicle whole process
It monitors and reminds in time.
In order to achieve the goal above, the invention adopts the following technical scheme:
A kind of anti-alarming method for power to knock into the back of vehicle on highway comprising steps of
S1. the information of real-time detection driving vehicle；
S2. judge whether the spacing in adjacent two workshop is less than safety traffic distance by the information detected；If it is not,
Then follow the steps S3；
S3. judge with the speeds of current vehicle institute Adjacent vehicles whether be current lane safe speed；If it is not, then executing
Step S4；
S4. information warning is issued to vehicle.
Further, including radio-frequency communication module, car-mounted device；The radio-frequency communication module and the car-mounted device are two-way
Wireless communication；The radio-frequency communication module is set on highway isolation belt at equal intervals, and the car-mounted device is placed in vehicle
In.
Further, the information of real-time detection driving vehicle is by being set to highway isolation belt in the step S1
On radio-frequency communication module detection.
Further, the information of the driving vehicle detected in the step S1 includes vehicle, speed, lane information.
Further, further include in the step S2, if the obtained spacing of judgement is less than safety traffic distance, directly to
Vehicle issues warning.
Further, before the step S1 further include:
S0. the essential information in each lane is prestored；Wherein, the essential information in each lane includes the most high speed of current lane
Value, the safety traffic distance between the lowest speed value of current lane, Adjacent vehicles.
Correspondingly, also providing a kind of anti-warning system to knock into the back of vehicle on highway, comprising:
Detection module, the information for real-time detection driving vehicle；
First judgment module, for judging whether the spacing in adjacent two workshop is less than safety traffic distance；
Second judgment module, for judging whether with the speed of current vehicle institute Adjacent vehicles be the safe fast of current lane
Degree；
Cue module, for issuing information warning to vehicle.
Further, further includes:
Pre- storing module, for prestoring the essential information in each lane；Wherein, the essential information in each lane includes working as front truck
Safety traffic distance between the most high speed value in road, the lowest speed value of current lane, Adjacent vehicles.
Further, including radio-frequency communication module, car-mounted device；The radio-frequency communication module and the car-mounted device are two-way
Wireless communication；The radio-frequency communication module is set on highway isolation belt at equal intervals, and the car-mounted device is placed in vehicle
In.
Further, the information of real-time detection driving vehicle is by being set to highway isolation in the detection module
The radio-frequency communication module detection taken.
Compared with prior art, radio-frequency communication module is arranged in the present invention on highway isolation belt, can be accurately positioned height
Speed vehicle travelled on highway, understands the state of vehicle, and the driving status that family understands surrounding vehicles in time can be used, keeps away
Exempt from that traffic accident occurs.
Detailed description of the invention
Fig. 1 is a kind of flow chart for the anti-alarming method for power that knocks into the back of vehicle on highway that embodiment one provides；
Fig. 2 is a kind of structure chart for the anti-warning system that knocks into the back of vehicle on highway that embodiment one provides；
Fig. 3 is the principle that the car-mounted device that embodiment one provides and the second radio-frequency communication module carry out two-way wireless communication
Figure；
Fig. 4 is the anti-warning schematic diagram to knock into the back of a kind of vehicle on highway that embodiment two provides.
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.It should be noted that in the absence of conflict, following embodiment and implementation
Feature in example can be combined with each other.
The purpose of the present invention is in view of the drawbacks of the prior art, provide a kind of anti-warning side knocked into the back of vehicle on highway
Method and system.
Embodiment one
The present embodiment provides a kind of anti-alarming method for power to knock into the back of vehicle on highway, as shown in Figure 1, comprising steps of
S11. the information of real-time detection driving vehicle；
S12. judge whether the spacing in adjacent two workshop is less than safety traffic distance by the information detected；If
It is no, then follow the steps S13；
S13. judge with the speeds of current vehicle institute Adjacent vehicles whether be current lane safe speed；If it is not, then holding
Row step S14；
S14. information warning is issued to vehicle.
It in the present embodiment, further include radio-frequency communication module, car-mounted device；The radio-frequency communication module and the vehicle-mounted dress
Set two-way wireless communication；The car-mounted device is placed in vehicle；It is public that the radio-frequency communication module is set to high speed at equal intervals
On the isolation strip of road, wherein by the way that shielding body is arranged, make the radio-frequency communication module in horn-like positioning transceiving wireless signal.
It should be noted that the password card that car-mounted device uses when being vehicles while passing high speed；The present embodiment is by password card
By being transformed into car-mounted device, car-mounted device includes radio-frequency module.
In the present embodiment, a specific embodiment of the invention is understood for convenience, and the present embodiment will be set to vehicle-mounted dress
Radio-frequency module in setting is known as the first radio-frequency communication module；The radio-frequency communication module for being set to highway isolation belt is known as
Two radio-frequency communication modules.First radio-frequency communication module and the second radio-frequency communication module carry out two-way wireless communication.
Second radio-frequency communication module is set to highway isolation belt at equal intervals.In the present embodiment, in highway
Common section the second radio-frequency communication module is set at equal intervals according to a certain distance；Section, Ke Yixiang are easily sent out in accident
To intensive the second radio-frequency communication module of setting.
In the present embodiment, before step S11 further include:
S10. the essential information in each lane is prestored；Wherein, the essential information in each lane includes the highest of current lane
Fast value, the safety traffic distance between the lowest speed value of current lane, Adjacent vehicles, each lane and highway isolation belt distance
RSSI value, the width in each lane etc..
In step s 11, the information of real-time detection driving vehicle.
Wherein, the information of real-time detection driving vehicle is detected by the second radio-frequency communication module.
The information of the driving vehicle detected includes vehicle, speed, lane information, position.
In the present embodiment, it is tested the speed using velocity sensor to vehicle, velocity sensor is placed in car-mounted device,
The real time speed measuring to vehicle can be achieved.
In the present embodiment, vehicle includes car, truck, special car, wherein special car such as ambulance, fire-fighting
Vehicle etc..
Lane information includes runway, fast, Emergency Vehicle Lane etc..
The information of speed, vehicle that car-mounted device will test is sent to the second radio-frequency communication module, the second radio communication
The information of module record current vehicle.
After car-mounted device sends signal to the second radio-frequency communication module, the second radio-frequency communication module is obtained according to signal strength
To the RSSI value of signal.
In the present embodiment, when vehicle enters highway, the car-mounted device of granting is associated with information of vehicles foundation, vehicle-mounted
First radio-frequency communication module of device sends request signal to the second radio-frequency communication module in real time, and the second radio-frequency communication module receives
To after signal, that is, vehicle, the license plate of vehicle are read, while the RSSI value of wireless signal can be got by signal strength.
Generally, the RSSI value size of wireless signal is related apart from size with communicating pair, and distance is bigger, and signal is weaker, and RSSI value is got over
It is small；By RSSI value, the lateral distance of vehicle and isolation strip can determine whether out, to judge which lane vehicle is in.
Second radio-frequency communication module passes through the RSSI value got and each lane prestored and highway isolation belt distance
RSSI value be compared, and then lane information (Emergency Vehicle Lane, fast, runway) locating for the vehicle is determined, when learning
After lane information described in vehicle, by the safety traffic between the most high speed value, lowest speed value, Adjacent vehicles of the current road segment of storage
Distance and lane information are sent to car-mounted device.If current vehicle is car, it is in runway, the most high speed of current road segment
Value is 120km/h, and lowest speed value is 60km/h, and the safety traffic distance between Adjacent vehicles is 0.2km.
In step s 12, judge whether the spacing in adjacent two workshop is less than safety traffic by the information detected
Distance.
The distance between adjacent two vehicle is calculated by detecting obtained information, wherein the method for calculating can be by setting
The distance between two vehicles are calculated in each second radio-frequency communication module set；It is also possible to by detecting obtained location information
Calculate the distance between two vehicles.For how to calculate the distance between two vehicles, the present embodiment does not limit.
It should be noted that each second radio-frequency communication module passes through mobile public network wireless communication module (such as 4G module)
Or wired (such as 485) are communicatively coupled.In the present embodiment, how to be communicated not between each second radio-frequency communication module
It limits.
If the distance between two vehicles being calculated are less than safety traffic distance, directly issue and warn to vehicle.Wherein,
The method of warning is by one of sound, vibration, light or a variety of to be prompted.
If what is calculated is greater than safety traffic distance to the distance between two vehicles, S13 is thened follow the steps.
In step s 13, judge with the speeds of current vehicle institute Adjacent vehicles whether be current lane safe speed.
In the present embodiment, pass through the velocity sensor real-time detection and current vehicle institute Adjacent vehicles in car-mounted device
Speed, judgement and the speeds of current vehicle institute Adjacent vehicles whether be current lane safe speed, if so, as speed is
100km/h is not prompted then；If it is not, executing step S14.
In step S14, information warning is issued to vehicle.
It such as 160km/h, and is current vehicle when the speed of the Adjacent vehicles detected in step S13 is to drive over the speed limit
Front vehicle then reminds the driver of current vehicle, and reminds the driver of front vehicle；If the vehicle of the Adjacent vehicles detected
Speed is runs at a low speed, and such as 40km/h, and is the front vehicles of current vehicle, then reminds the driver of current vehicle, and before reminding
The driver of square vehicle.The method of prompting is by one of sound, vibration, light or a variety of to be prompted.
It should be pointed out that as shown in figure 3, Mi、Mi+1、Mi+2For the second radio-frequency communication module of spaced set, wherein i
>=1, if vehicle C1 is currently at MiSignal transmitting and receiving coverage area in, if a fast in the current direction of highway
Width, the width of runway, an emergency road the total about 11m of width, if vehicle C1 length is about 5m, according to radio frequency
The aerial spread speed of signal, by calculating it is found that even allowing for the response speed of related software and hardware in communication process,
Also it is enough to ensure that vehicle C1 by MiWhen, the complete wireless communication procedure for once having hair there are receipts is completed between the two.
But the second radio-frequency communication module M is received in order to prevent vehicle C1 leakageiAnswer signal, it is ensured that communication is errorless, can also be with
Using another scheme, complete procedure are as follows: vehicle C1 sends request signal, the second radio-frequency communication module MiAfter receiving at once
Notify next second radio-frequency communication module (M in its front (vehicle heading)i+1) or next group the second radio communication mould
Block (Mi+1、Mi+2), it enables next/batch module start fixed cycle transmission answer signal and is necessarily had at least with the traveling of vehicle
The answer signal that 1 the second radio-frequency communication module is sent is received by vehicle.
It should be noted that each second radio-frequency communication module passes through mobile public network wireless communication module (such as 4G module)
Or wired (such as 485) are communicatively coupled.In the present embodiment, how to be communicated not between each second radio-frequency communication module
It limits.
Radio-frequency communication module is arranged in the present embodiment on highway isolation belt, can be accurately positioned running on expressway
Vehicle, understands the state of vehicle, and the driving status that family understands surrounding vehicles in time can be used, and avoids that traffic thing occurs
Therefore.
Correspondingly, the present embodiment also provides a kind of anti-warning system to knock into the back of vehicle on highway, as shown in Figure 2, comprising:
Detection module 11, the information for real-time detection driving vehicle；
First judgment module 12, for judging whether the spacing in adjacent two workshop is less than safety traffic distance；
Second judgment module 13, for judge with the speed of current vehicle institute Adjacent vehicles whether be current lane safety
Speed；
Cue module 14, for issuing information warning to vehicle.
It in the present embodiment, further include pre- storing module, for prestoring the essential information in each lane；Wherein, each lane
Essential information include safety traffic distance between the most high speed value of current lane, the lowest speed value of current lane, Adjacent vehicles.
It in the present embodiment, further include radio-frequency communication module, car-mounted device；The radio-frequency communication module and the vehicle-mounted dress
Set two-way wireless communication；The radio-frequency communication module is set on highway isolation belt at equal intervals, and the car-mounted device is put
It is placed in vehicle.
In the present embodiment, in detection module 11 information of real-time detection driving vehicle be by be set to highway every
From the radio-frequency communication module detection taken.
Embodiment two
A kind of anti-alarming method for power to knock into the back of vehicle on highway of the present embodiment and embodiment one the difference is that:
As shown in figure 4, the present embodiment is illustrated by taking common section as an example.
In the present embodiment, if vehicle C1 is currently at the second radio-frequency communication module Mi+2Position, it is vehicle-mounted in vehicle C1
Device and the second radio-frequency communication module Mi+2Two-way wireless communication (i >=1), and the speed of C1 is normal speed.Vehicle C1 and rear
The safe distance of vehicle C2 is the second radio-frequency communication module Mi+2To the second radio-frequency communication module MiDistance, vehicle C1 and front
The safe distance of vehicle C3 is the second radio-frequency communication module Mi+2To the second radio-frequency communication module Mi+4Distance.
It should be pointed out that each second radio-frequency communication module passes through mobile public network wireless communication module (such as 4G module)
Or wired (such as 485) are communicatively coupled.In the present embodiment, how to be communicated not between each second radio-frequency communication module
It limits.
The present embodiment is illustrated by taking front vehicle C2 as an example:
It should be noted that in the present embodiment, corresponding second radio-frequency communication module of vehicle C2 is Mi、Mi+1In
One, corresponding second radio-frequency communication module of vehicle C2 also can real-time detection vehicle C2 speed and lane situation.Wherein, it examines
The method of survey is similar with embodiment one, and this will not be repeated here.
In the present embodiment, the second radio-frequency communication module Mi+2The vehicle for detecting traveling, then be denoted as C1, at this point, currently
Second radio-frequency communication module Mi+2The second radio-frequency communication module M rearwardi、Mi+1Send request signal, wherein request signal packet
It includes and whether detects with the presence of vehicle, and wait the second radio-frequency communication module Mi、Mi+1It replys；It in the present embodiment, further include pre-
If a time threshold, if the second radio-frequency communication module Mi+2It does not receive reply within the preset time, indicates the second radio communication
Module Mi、Mi+1The vehicle of traveling is not detected, then continues to the second radio-frequency communication module Mi、Mi+1Send request signal；If
Second radio-frequency communication module Mi+2Reply is received within the preset time, then judges that the signal received is by the second radio frequency
Communication module MiReply or the second radio-frequency communication module Mi+1It replys.
If what is received is by the second radio-frequency communication module MiIt replys, then C2 is denoted as, due to vehicle C1 and vehicle C2
In safe distance, then the second radio-frequency communication module MiThe speed that will test vehicle C2 is sent to the second radio-frequency communication module
Mi+2If vehicle C2 is normal speed traveling at this time, do not deal with；If vehicle C2 is to drive over the speed limit at this time, the second radio frequency is logical
Believe module Mi+2Send the speed of the C2 received to the car-mounted device of vehicle C1, the car-mounted device of vehicle C1 will be reminded at this time
Driver notices that front vehicle is driven over the speed limit.The mode wherein reminded includes one of sound, vibration, light or a variety of progress
Prompt.
In the present embodiment, further include working as the corresponding car-mounted device of vehicle C2 to detect it to drive over the speed limit, then pass through sound
One of sound, vibration, light or it is a variety of prompted, thus alerting drivers.
If the present embodiment detects that front vehicle is driven over the speed limit, the car-mounted device of front vehicle reminds driver in time,
The car-mounted device of current vehicle also can remind driver to notice that front vehicle is driven over the speed limit simultaneously, effectively avoid the generation of accident.
If what is received is by the second radio-frequency communication module Mi+1It replys, then C2 is denoted as, due to vehicle C1 and vehicle C2
Less than safe distance, then the second radio-frequency communication module Mi+1The speed and lane information that will test vehicle C2 are sent to second
Radio-frequency communication module Mi+2, then the second radio-frequency communication module Mi+2Vehicle C1 is sent by the speed of the C2 received and lane information
Car-mounted device, the car-mounted device of vehicle C1 will remind driver to pay attention to front vehicle at this time, or driver is reminded to answer and time-varying
Road.
The present embodiment is illustrated by taking front vehicles C3 as an example:
It should be noted that in the present embodiment, corresponding second radio-frequency communication module of vehicle C3 is Mi+3、Mi+4In
One, corresponding second radio-frequency communication module of vehicle C3 also can real-time detection vehicle C3 speed and lane situation.Wherein, it examines
The method of survey is similar with embodiment one, and this will not be repeated here.
In the present embodiment, the second radio-frequency communication module Mi+2The vehicle for detecting traveling, then be denoted as C1, at this point, currently
Second radio-frequency communication module Mi+2The second radio-frequency communication module M forwardsi+3、Mi+4Send request signal, wherein request signal
It includes whether to detect with the presence of vehicle, and waits the second radio-frequency communication module Mi+3、Mi+4It replys；
It in the present embodiment, further include a default time threshold, if the second radio-frequency communication module Mi+2Within the preset time
Reply is not received, indicates the second radio-frequency communication module Mi+3、Mi+4The vehicle of traveling is not detected, then continues to penetrate to second
Frequency communication module Mi+3、Mi+4Send request signal；If the second radio-frequency communication module Mi+2Reply is received within the preset time,
Then judge that the signal received is by the second radio-frequency communication module Mi+3Reply or the second radio-frequency communication module Mi+4It replys
's.
If what is received is by the second radio-frequency communication module Mi+4It replys, then it is denoted as C3, due to vehicle C1 and vehicle
C3 is in safe distance, then the second radio-frequency communication module Mi+4The speed that will test vehicle C3 is sent to the second radio communication mould
Block Mi+2If vehicle C3 is normal speed traveling at this time, do not deal with；If vehicle C3 is to run at a low speed at this time, the second radio frequency
Communication module Mi+2Send the speed of the C3 received to the car-mounted device of vehicle C1, the car-mounted device of vehicle C1 will mention at this time
Awake driver notices that front vehicles are run at a low speed.The mode wherein reminded include one of sound, vibration, light or it is a variety of into
Row prompt.
In the present embodiment, further include working as the corresponding car-mounted device of vehicle C3 to detect it to run at a low speed, then pass through sound
One of sound, vibration, light or it is a variety of prompted, thus alerting drivers.
If the present embodiment detects that front vehicles are run at a low speed, the car-mounted device of front vehicles reminds driver in time,
The car-mounted device of current vehicle also can remind driver to notice that front vehicles are run at a low speed simultaneously, effectively avoid the generation of accident.
If what is received is by the second radio-frequency communication module Mi+3It replys, then C2 is denoted as, due to vehicle C1 and vehicle C3
Less than safe distance, then the second radio-frequency communication module Mi+3The speed and lane information that will test vehicle C3 are sent to second
Radio-frequency communication module Mi+2, then the second radio-frequency communication module Mi+2Vehicle C1 is sent by the speed of the C3 received and lane information
Car-mounted device, the car-mounted device of vehicle C1 will remind driver to pay attention to front vehicles at this time, or driver is reminded to answer and time-varying
Road.
The present embodiment can accurately detect speed, lane and the front and back vehicle spacing of driving vehicle, can effectively early warning chase after
Tail, hypervelocity, low speed etc., and remind driver to drive with caution by the type of alarm of sound, light, vibration, to prevent highway
It knocks into the back and the generation of a chain of accidents such as knock into the back.
Embodiment three
A kind of anti-alarming method for power to knock into the back of vehicle on highway of the present embodiment and embodiment one the difference is that:
If current vehicle is truck in the present embodiment, the lane information of acquisition is in fast for it, if current road segment
Position does not allow truck to enter fast, then by one of sound, vibration, light or it is a variety of prompted, thus alert
Show driver.
If current vehicle is ambulance, the lane information of acquisition is in Emergency Vehicle Lane for it, does not then prompt.
In practical applications, the travel situations of the present embodiment proposition, the technical solution disclosed in the present embodiment are not limited only to
On the basis of, many situations are all not difficult to analyze, and details are not described herein.
The present embodiment according to the different sections of highway on different type vehicle, highway, different highway, different lanes,
Its speed limit value may be different, can realize automatic discrimination using this programme.
The present embodiment also can determine that whether vehicle enters emergency road, and different type vehicle difference is treated.
Example IV
A kind of anti-alarming method for power to knock into the back of vehicle on highway of the present embodiment and embodiment one the difference is that:
In the present embodiment, corresponding second radio-frequency communication module of current road segment receives next/batch (vehicle driving
Direction) the section situation that sends of the second radio-frequency communication module, such as upward slope, descending, accident easily send out section, then current road segment
The wireless signal is sent to car-mounted device by corresponding second radio-frequency communication module, will be made and be mentioned to driver in car-mounted device
It wakes up, the section situation that will be such as entered by voice broadcast, if voice broadcast content is that " will enter accident-prone road section, and ask
Drive with caution " or " front is uphill way, please be driven with caution " etc..
It should be noted that each second radio-frequency communication module passes through mobile public network wireless communication module (such as 4G module)
Or wired (such as 485) are communicatively coupled.In the present embodiment, how to be communicated not between each second radio-frequency communication module
It limits.
The present embodiment reminds driver before entering upward slope, descending, accident and easily sending out section, plays early warning work
With effectively avoiding the generation of accident.
Embodiment five
A kind of anti-alarming method for power to knock into the back of vehicle on highway of the present embodiment and embodiment one the difference is that:
In the present embodiment, the wireless signal that the second radio-frequency communication module of car-mounted device real-time reception is sent, i.e., vehicle-mounted dress
The case where setting lane locating for record current vehicle in real time.
In the present embodiment, a time threshold, in vehicle travel process, car-mounted device real-time judge current vehicle are preset
Locating lane situation, if detecting, multiple lane change occurs in time threshold for current vehicle, for frequent lane change, then passes through sound
One of sound, vibration, light or it is a variety of prompted, thus alerting drivers.
Wherein, corresponding number can be arranged in multiple lane change according to the actual situation, and such as multiple lane change is 3 lane changes.
The present embodiment is in vehicle travel process, and car-mounted device persistently records its locating lane situation, it can be learnt that the vehicle
Whether frequent lane change is then accordingly warned if frequent lane change.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of anti-alarming method for power to knock into the back of vehicle on highway, which is characterized in that comprising steps of
S1. the information of real-time detection driving vehicle；
S2. judge whether the spacing in adjacent two workshop is less than safety traffic distance by the information detected；If it is not, then holding
Row step S3；
S3. judge with the speeds of current vehicle institute Adjacent vehicles whether be current lane safe speed；If it is not, thening follow the steps
S4；
S4. information warning is issued to vehicle.
2. a kind of anti-alarming method for power to knock into the back of vehicle on highway according to claim 1, which is characterized in that including radio frequency
Communication module, car-mounted device；The radio-frequency communication module and the car-mounted device two-way wireless communication；The radio-frequency communication module
It is set on highway isolation belt at equal intervals, the car-mounted device is placed in vehicle.
3. a kind of anti-alarming method for power to knock into the back of vehicle on highway according to claim 2, which is characterized in that the step
The information of real-time detection driving vehicle is detected by the radio-frequency communication module being set on highway isolation belt in S1.
4. a kind of anti-alarming method for power to knock into the back of vehicle on highway according to claim 1 or 2 or 3, which is characterized in that institute
The information for stating the driving vehicle detected in step S1 includes vehicle, speed, lane information.
5. a kind of anti-alarming method for power to knock into the back of vehicle on highway according to claim 4, which is characterized in that the step
It further include, if the spacing that judgement obtains is less than safety traffic distance, directly issuing and warning to vehicle in S2.
6. a kind of anti-alarming method for power to knock into the back of vehicle on highway according to claim 5, which is characterized in that the step
Before S1 further include:
S0. the essential information in each lane is prestored；Wherein, the essential information in each lane include current lane most high speed value,
Safety traffic distance between the lowest speed value of current lane, Adjacent vehicles.
7. a kind of anti-warning system to knock into the back of vehicle on highway characterized by comprising
Detection module, the information for real-time detection driving vehicle；
First judgment module, for judging whether the spacing in adjacent two workshop is less than safety traffic distance；
Second judgment module, for judge with the speed of current vehicle institute Adjacent vehicles whether be current lane safe speed；
Cue module, for issuing information warning to vehicle.
8. a kind of anti-warning system to knock into the back of vehicle on highway according to claim 7, which is characterized in that further include:
Pre- storing module, for prestoring the essential information in each lane；Wherein, the essential information in each lane includes current lane
Safety traffic distance between most high speed value, the lowest speed value of current lane, Adjacent vehicles.
9. a kind of anti-warning system to knock into the back of vehicle on highway according to claim 8, which is characterized in that including radio frequency
Communication module, car-mounted device；The radio-frequency communication module and the car-mounted device two-way wireless communication；The radio-frequency communication module
It is set on highway isolation belt at equal intervals, the car-mounted device is placed in vehicle.
10. a kind of anti-warning system to knock into the back of vehicle on highway according to claim 9, which is characterized in that the inspection
The information for surveying real-time detection driving vehicle in module is detected by the radio-frequency communication module being set on highway isolation belt
's.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910537939.4A CN110310517A (en) | 2019-06-20 | 2019-06-20 | A kind of anti-alarming method for power to knock into the back of vehicle on highway and system |
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| CN201910537939.4A CN110310517A (en) | 2019-06-20 | 2019-06-20 | A kind of anti-alarming method for power to knock into the back of vehicle on highway and system |
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| CN110310517A true CN110310517A (en) | 2019-10-08 |
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| CN201910537939.4A Pending CN110310517A (en) | 2019-06-20 | 2019-06-20 | A kind of anti-alarming method for power to knock into the back of vehicle on highway and system |
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| CN112896140A (en) * | 2021-03-03 | 2021-06-04 | 李解 | Hybrid vehicle with lane-changing collision avoidance system |
| CN113781798A (en) * | 2021-11-11 | 2021-12-10 | 四川九通智路科技有限公司 | Polarized light-based vehicle management and control method and system |
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