CN107170289A - One kind is based on optics multi-vision visual vehicle rear-end collision early warning system - Google Patents
One kind is based on optics multi-vision visual vehicle rear-end collision early warning system Download PDFInfo
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- CN107170289A CN107170289A CN201710404114.6A CN201710404114A CN107170289A CN 107170289 A CN107170289 A CN 107170289A CN 201710404114 A CN201710404114 A CN 201710404114A CN 107170289 A CN107170289 A CN 107170289A
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- 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
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Abstract
Optics multi-vision visual vehicle rear-end collision early warning system is based on the invention discloses one kind.Including information collection unit, information identifying processing unit, control unit, prewarning unit；Relative distance of the described information collector unit to collect automobile rear images information and measurement vehicle and back car；Described information identifying processing unit is connected with information collection unit, at least include vehicle cab recognition module and vehicle-state determining module, image information and data message are prestored in the vehicle cab recognition module, the vehicle cab recognition module determines the vehicle of vehicle according to the information collected by information collection unit；The vehicle-state determining module determines distance, relative velocity and the relative acceleration of vehicle according to the information collected by information collection unit；Described control unit is connected with described image identifying processing unit, judges back car with the presence or absence of the hidden danger that knocks into the back according to the information handled by image recognizing and processing unit, and issue a command to prewarning unit according to result of determination；The prewarning unit is connected with control unit, and prewarning unit includes sound warning module and light warning module.
Description
Technical field
The present invention relates to technical field of vehicle safety, more particularly to a kind of vehicle rear-end collision early warning system.
Background technology
The measurement of distance is applied in the rear-end collision preventing system of Most current, conventional measuring method has：It is super
Sound ranging, infrared distance measuring, laser ranging.The principle of ultrasonic ranging is to be using the aerial spread speed of ultrasonic wave
, it is known that measurement sound wave runs into the time that barrier is reflected after transmitting, calculated and set out according to transmitting and the time difference received
Actual range of the exit point to barrier.What the work of infrared ambulator was utilized is indiffusion principle when infrared ray is propagated, when
Infrared ray sends to encounter reverberation and be reflected back from rangefinder and received by rangefinder, is connect further according to infrared ray from being issued to
The time and ultrared spread speed being subject to can just calculate distance.Laser range finder, is to utilize some ginseng for modulating laser
Number realizes the instrument of the range measurement to target.Certainly undeniably these distance-finding methods play certain with measurement spacing
Effect, but there is the common ground to be exactly among these three rangefinders：Measurement can not be known be vehicle with what object it
Between distance.
It is understood that rear occurs in that vehicle to driver in motion, when the timing of distance one, vehicle mass it is of different sizes
Danger coefficient is also just different, and its inertia of the big object of quality is also just big, and reserved safe distance is also differed, if rear is come
Be truck, reserved safe distance should be more longer than dilly, and drive new hand or fatigue driving state
These lower situations are often ignored.And current technology is only that to judge that relative velocity and relative distance carry out early warning be remote
Remote deficiency, it can be understood as the safe distance and safe speed that these systems are set are a fixed minizones, but small
The safety value of type car and large car is differed or larger naturally.Existing technology and equipment does not have in consideration of it, real
Data utilizability obtained by border is poor, it is impossible to accurately provide effective information for driver, and anti-knock into the back also could not just play
Due effect.While the expensive equipment used in existing method, common family is difficult to bear up high cost of equipment
Existing tailgating-proof system will be caused not use generally.
The content of the invention
In view of the shortcomings of the prior art, the car of front vehicle can be recognized the technical problem to be solved in the present invention is to provide a kind of
Type, thus carry out accurate safe early warning based on optics multi-vision visual vehicle rear-end collision early warning system.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：One kind is based on optics multi-vision visual car
Rear-end warning system, it is characterised in that including information collection unit, information identifying processing unit, control unit, early warning list
Member；
Described information collector unit to collect automobile rear images information and measurement vehicle and back car it is relative
Distance；
Described information identifying processing unit is connected with information collection unit, is at least determined including vehicle cab recognition module and vehicle-state
Image information and data message are prestored in module, the vehicle cab recognition module, the vehicle cab recognition module is according to information
Information collected by unit determines the vehicle of vehicle；The vehicle-state determining module is according to the letter collected by information collection unit
Breath determines distance, relative velocity and the relative acceleration of vehicle；
Described control unit is connected with described image identifying processing unit, and described control unit is according to image recognizing and processing unit institute
The information of processing judges back car with the presence or absence of the hidden danger that knocks into the back, and issues a command to prewarning unit according to result of determination；
The prewarning unit is connected with control unit, and the prewarning unit includes sound warning module and light warning module.
As a further improvement on the present invention, described information collector unit includes two and is mutually taking the photograph for 130 ° ~ 150 ° angles
As head.
As the further improvement of the present invention, the camera is symmetrically mounted on U-bracket, the U-bracket
Center is provided with sucker.
As preferred embodiments of the present invention, the camera is mutually 140 ° of angles.
Further, described control unit is additionally provided with the custom block that adjustable systems assert safe distance.
Further, the early warning system is additionally provided with display module, and the display module is used for display information collector unit
Collected automobile rear images information.
Described information identifying processing unit, control unit, prewarning unit is arranged in control box, the U-shaped support installing
At the back side of control box, the front of the control box is provided with the control button electrically connected with control unit, and and display module
The display screen of electrical connection.
The system recognizes front vehicle relative to the speed and distance of this car by camera, and car is recognized by rote learning
Vehicle so that according to vehicle judge vehicle mass size, judge danger coefficient, passed on according to danger coefficient by voice
To Ben Che driver, point out and driver instructor safety traffic.
The rangefinders such as ultrasonic wave, infrared ray, laser are instead of using two cameras in the system, are greatly reduced into
This.The early warning system of the present invention is after by identification immediately with regard to that can obtain information.The present invention uses artificial judgment and eye-observation
Artificial intelligence is replaced, convenient to provide rear driving information for driver and provide safe drive manner, effectively avoids knocking into the back
The generation of accident.
It therefore, it can significantly find out compared with prior art, outstanding advantages of the invention are：1. exclude other objects
Relative distance, relative velocity, the relative acceleration for driving vehicle and front vehicle is recognized accurately in interference.2. being capable of Intelligent Recognition
（Vehicle）Safe distance corresponding with when rear is different automobile types and safe speed.3. price can receive most of car owners.
Brief description of the drawings
Fig. 1 is control flow schematic diagram of the invention based on optics multi-vision visual vehicle rear-end collision early warning system.
Fig. 2 is control box external structure schematic diagram of the invention based on optics multi-vision visual vehicle rear-end collision early warning system.
Fig. 3 is that the structure of other direction outside control box of the invention based on optics multi-vision visual vehicle rear-end collision early warning system is shown
It is intended to.
Fig. 4 is control box internal structure schematic diagram of the invention based on optics multi-vision visual vehicle rear-end collision early warning system.
Embodiment
Because accompanying drawing is that, for providing a further understanding of the present invention, schematic description and description of the invention is used
In explaining the present invention, inappropriate limitation of the present invention is not constituted.
Below in conjunction with the accompanying drawings come further illustrate the present invention embodiment.
On a highway, the travel speed of automobile is very fast, before usually only being noted due to the bad driving habit of driver
The travel situations of square vehicle and the driving situation that have ignored back car, therefore easily occur rear-end collision, serious even car
People is ruined to die.Present embodiments provide a kind of based on optics multi-vision visual vehicle rear-end collision early warning system.It mainly includes a control
Box 1 and the U-bracket 2 being connected with control box 1, have symmetrically installed two cameras 3 as information on U-bracket 2
Collector unit, two cameras are mutually 130 ° ~ 150 ° angles, and optimal is 140 ° of angles, mainly can simulate the vision system of people
140 ° of fixed angle is united into, so as to absorb the running information at automobile rear and the information of intake is directly passed into control box 1
It is interior.The center of U-bracket 2 is provided with sucker 6, for playing fixation to whole system.Information collection unit is to collect automobile
Rear images information and the relative distance that vehicle and back car are measured using triangulation location.Set in control box 1
There are information identifying processing unit 7, control unit 8 and prewarning unit；It is provided with and is electrically connected with control unit 8 in the front of control box 1
Control button 4, and electrically connected with control unit 8 as display module a part display screen 5.Information in control box 4
Identifying processing unit is connected with information collection unit, and information identifying processing unit at least includes vehicle cab recognition module and vehicle-state
Image information and data message are prestored in determining module, vehicle cab recognition module, according to the information collected by information collection unit
Determine the vehicle of vehicle；Vehicle-state determining unit determines the distance of vehicle, phase according to the information collected by information collection unit
To speed and relative acceleration；Control unit is connected with described image identifying processing unit, according to image recognizing and processing unit institute
The information of processing judges back car with the presence or absence of the hidden danger that knocks into the back, and issues a command to prewarning unit according to result of determination；Control is single
Member is additionally provided with the custom block that adjustable systems assert safe distance.Prewarning unit is connected with control unit, prewarning unit bag
Include and loudspeaker 9 is provided with sound warning module and light warning module, sound warning module.Display screen 5 provides one for driver
Individual complete rear scene, sound warning module can provide the driving situation of back car for driver, when system identification can
Can it is dangerous when, light warning module flash lamp prompting back car note traveling speed or spacing.
The rear-end collision prevention early warning system of the invention mainly realizes three functions：1. complete vehicle identification（Vehicle）2. complete vehicle
The determination of state（Distance, relative velocity, relative acceleration）3. intelligent decision.Two shooting connector analog people vision system into
The information of intake is simultaneously directly passed to information identifying processing by 140 ° or so of fixed angle, the running information at intake automobile rear
Unit, the substantial amounts of image information of typing and data message on information identifying processing unit before this, auxiliary judgment with respect to speed with
Spacing value gives a warning information, and pass through information identifying processing modular learning and figure how much to assert dangerous to driver
Judgement vehicle as being capable of intelligence after identification, passes through the editor of system program（A derivation, secondary derivation of the distance to the time are obtained
Go out corresponding speed and acceleration）And call out the safe driving information imported in advance, pass through control unit and early warning
The voice system of unit is by information transmissions such as safe distance and safe speeds to driver, and driver adjusts according to information and driven.
Control unit is additionally provided with the custom block that adjustable systems assert safe distance, by setting regulation button, can set manually
Put corresponding data information.The light warning module of the system is also connected with automotive taillight control system, when front and rear two car exceeds
, can be automatic for a flash on the taillight of car when safe distance or relative safe speed.The image that two cameras are captured
Information can synthesize a complete scene after treatment, and there is provided seen to driver by the display screen of display module for the scene
See.
The system is exactly to recognize front vehicle relative to the speed and distance of this car by camera, is known by rote learning
The vehicle of other vehicle, so as to judge the size of quality according to vehicle, judges danger coefficient, is passed on according to danger coefficient by voice
To Ben Che driver, point out and driver instructor safety traffic.Front vehicle traveling can also can be directly observed by display screen simultaneously
Situation.
Therefore, the system of the above not only largely lowers the degree of fatigue of driver, and them can be made only need to concentrate essence
Road conditions in front of power observation, the driving situation of the vehicle at rear need to only listen the prompting of voice just it can be appreciated that while also can be greatly
The generation of rear-end collision is reduced, also effective guarantee has been safely provided for driver and motroist.
Can significantly it find out compared with prior art, outstanding advantages of the invention are：1. exclude the interference of other objects
Relative distance, relative velocity, the relative acceleration for driving vehicle and front vehicle is recognized accurately.2. being capable of Intelligent Recognition（Car
Type）Safe distance corresponding with when rear is different automobile types and safe speed.3. price can receive most of car owners, produce
Expense it is main on purchase camera, small-sized control box.
Above disclosed is only the preferred embodiments of the present invention, can not limit design of the invention with this certainly
Interest field, therefore the equivalent variations made according to design application the scope of the claims of the present invention, still belong to the scope that the present invention is covered.
Claims (7)
1. one kind is based on optics multi-vision visual vehicle rear-end collision early warning system, it is characterised in that including information collection unit, information is known
Other processing unit, control unit, prewarning unit；
Described information collector unit to collect automobile rear images information and measurement vehicle and back car it is relative
Distance；
Described information identifying processing unit is connected with information collection unit, is at least determined including vehicle cab recognition module and vehicle-state
Image information and data message are prestored in module, the vehicle cab recognition module, the vehicle cab recognition module is according to information
Information collected by unit determines the vehicle of vehicle；The vehicle-state determining module is according to the letter collected by information collection unit
Breath determines distance, relative velocity and the relative acceleration of vehicle；
Described control unit is connected with described image identifying processing unit, and described control unit is according to image recognizing and processing unit institute
The information of processing judges back car with the presence or absence of the hidden danger that knocks into the back, and issues a command to prewarning unit according to result of determination；
The prewarning unit is connected with control unit, and the prewarning unit includes sound warning module and light warning module.
2. according to claim 1 be based on optics multi-vision visual vehicle rear-end collision early warning system, it is characterised in that：Described information
Collector unit includes two cameras for being mutually 130 ° ~ 150 ° angles.
3. according to claim 2 be based on optics multi-vision visual vehicle rear-end collision early warning system, it is characterised in that：The shooting
Head is symmetrically mounted on U-bracket, and the center of the U-bracket is provided with sucker.
4. according to claim 3 be based on optics multi-vision visual vehicle rear-end collision early warning system, it is characterised in that：The shooting
Head is mutually 140 ° of angles.
5. according to any one of Claims 1-4 based on optics multi-vision visual vehicle rear-end collision early warning system, its feature exists
In：Described control unit is additionally provided with the custom block that adjustable systems assert safe distance.
6. according to claim 5 be based on optics multi-vision visual vehicle rear-end collision early warning system, it is characterised in that：The early warning
Unit is additionally provided with display module, and the display module is used for the automobile rear images letter collected by display information collector unit
Breath.
7. according to claim 6 be based on optics multi-vision visual vehicle rear-end collision early warning system, it is characterised in that：Described information
Identifying processing unit, control unit, prewarning unit is arranged in control box, and the U-shaped support is installed in the back side of control box, institute
The front for stating control box is provided with the control button electrically connected with control unit, and the display screen electrically connected with display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710404114.6A CN107170289A (en) | 2017-06-01 | 2017-06-01 | One kind is based on optics multi-vision visual vehicle rear-end collision early warning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710404114.6A CN107170289A (en) | 2017-06-01 | 2017-06-01 | One kind is based on optics multi-vision visual vehicle rear-end collision early warning system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599964A (en) * | 2017-09-20 | 2018-01-19 | 岭南师范学院 | A kind of automobile automatic warning device |
| CN107945575A (en) * | 2017-11-20 | 2018-04-20 | 深圳市中通视际实业有限公司 | A kind of device for monitoring vehicle and its method |
| CN109070884A (en) * | 2017-12-29 | 2018-12-21 | 深圳市大疆创新科技有限公司 | Control method for vehicle, vehicle control apparatus and vehicle |
| CN109703457A (en) * | 2018-12-21 | 2019-05-03 | 惠州市德赛西威汽车电子股份有限公司 | A kind of rear of vehicle road condition safety alarming method and its system |
| CN109960278A (en) * | 2019-04-09 | 2019-07-02 | 岭南师范学院 | A kind of bionical obstruction-avoiding control system of unmanned plane based on LGMD and method |
| CN110027466A (en) * | 2019-03-20 | 2019-07-19 | 丽清汽车科技(上海)有限公司 | A kind of intelligence detecting of automobile and taillight control system and its control method |
| CN110103818A (en) * | 2019-04-19 | 2019-08-09 | 浙江合众新能源汽车有限公司 | A kind of vehicle pass-through anticipation system and its application method |
| CN111976586A (en) * | 2020-07-14 | 2020-11-24 | 芜湖市晟源电器有限公司 | Intelligent early warning system for automobile brake lamp |
| CN112084919A (en) * | 2020-08-31 | 2020-12-15 | 广州小鹏汽车科技有限公司 | Target detection method, target detection device, vehicle and storage medium |
| CN113119851A (en) * | 2019-12-30 | 2021-07-16 | 常州星宇车灯股份有限公司 | Tail lamp control device, method and system |
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| CN106553655A (en) * | 2016-12-02 | 2017-04-05 | 深圳地平线机器人科技有限公司 | Hazardous vehicles detection method and system and the vehicle including the system |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599964A (en) * | 2017-09-20 | 2018-01-19 | 岭南师范学院 | A kind of automobile automatic warning device |
| CN107599964B (en) * | 2017-09-20 | 2023-11-14 | 岭南师范学院 | Automatic warning device for automobile |
| CN107945575A (en) * | 2017-11-20 | 2018-04-20 | 深圳市中通视际实业有限公司 | A kind of device for monitoring vehicle and its method |
| CN109070884A (en) * | 2017-12-29 | 2018-12-21 | 深圳市大疆创新科技有限公司 | Control method for vehicle, vehicle control apparatus and vehicle |
| CN109703457A (en) * | 2018-12-21 | 2019-05-03 | 惠州市德赛西威汽车电子股份有限公司 | A kind of rear of vehicle road condition safety alarming method and its system |
| CN110027466A (en) * | 2019-03-20 | 2019-07-19 | 丽清汽车科技(上海)有限公司 | A kind of intelligence detecting of automobile and taillight control system and its control method |
| US10759338B1 (en) | 2019-03-20 | 2020-09-01 | Laser Tech Automotive (Shanghai) Co., Ltd. | Intelligent detection and tail light control system for automobiles and control method thereof |
| CN109960278B (en) * | 2019-04-09 | 2022-01-28 | 岭南师范学院 | LGMD-based bionic obstacle avoidance control system and method for unmanned aerial vehicle |
| CN109960278A (en) * | 2019-04-09 | 2019-07-02 | 岭南师范学院 | A kind of bionical obstruction-avoiding control system of unmanned plane based on LGMD and method |
| CN110103818A (en) * | 2019-04-19 | 2019-08-09 | 浙江合众新能源汽车有限公司 | A kind of vehicle pass-through anticipation system and its application method |
| CN113119851A (en) * | 2019-12-30 | 2021-07-16 | 常州星宇车灯股份有限公司 | Tail lamp control device, method and system |
| CN111976586A (en) * | 2020-07-14 | 2020-11-24 | 芜湖市晟源电器有限公司 | Intelligent early warning system for automobile brake lamp |
| CN112084919A (en) * | 2020-08-31 | 2020-12-15 | 广州小鹏汽车科技有限公司 | Target detection method, target detection device, vehicle and storage medium |
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