CN208789581U - Multifunctional driver auxiliary device - Google Patents
Multifunctional driver auxiliary device Download PDFInfo
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- CN208789581U CN208789581U CN201821017641.8U CN201821017641U CN208789581U CN 208789581 U CN208789581 U CN 208789581U CN 201821017641 U CN201821017641 U CN 201821017641U CN 208789581 U CN208789581 U CN 208789581U
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Abstract
The utility model discloses a kind of multifunctional driver auxiliary devices, it includes automobile data recorder, the automobile data recorder includes binocular camera and control assembly, and the imaging sensor being electrically connected with control assembly, memory, vehicle-mounted sound box, vehicle-carrying display screen, binocular camera is used to acquire the first image of vehicle front, imaging sensor is used to extract the image feature information of the first image, control assembly is for when confirming that image feature information meets default early-warning conditions, it controls vehicle-mounted sound box and issues prompting, display is exported according to target image characteristics information architecture animation simulation video and by vehicle-carrying display screen simultaneously, memory is for storing default early-warning conditions.It when the utility model determines that it meets default early-warning conditions by analyzing image feature information by control assembly, issues and reminds, to play the function that auxiliary driver is driven.
Description
Technical field
The utility model relates to automobile driving safe field more particularly to a kind of multifunctional driver auxiliary devices.
Background technique
Attention with people to traffic safety, automobile data recorder start the standard configuration as automobile.Row currently on the market
Most of vehicle recorder has a single function, and generally there was only video record function and captures function.And with the rapid hair of auto industry
Exhibition, road get on the car data sharp increase, how to improve driving safety and intelligence, in critical traffic conditions assist drive
Member and help to avoid accident or mitigate collision consequence be just particularly important, therefore, how to be assisted by automobile data recorder
Driver safety drives, and is current technical problem urgently to be resolved.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of multifunctional driver auxiliary devices, to solve existing city
Automobile data recorder on field does not have the problem of drive assistance function.
To solve the above-mentioned problems, the utility model provides a kind of multifunctional driver auxiliary device comprising driving note
Instrument is recorded, the automobile data recorder is set at the windshield of automobile, and the automobile data recorder includes:
For acquiring the binocular camera of the first image of the vehicle front；
It is electrically connected with the binocular camera, and at least one image feature information for extracting the first image
Imaging sensor；
It is electrically connected with described image sensor, and for judging to whether there is at least one described image feature information
Target image characteristics information meets the control assembly of default early-warning conditions；
It is electrically connected with the control assembly, and the memory for storing the default early-warning conditions；
It is electrically connected with the control assembly, and for when there are the target image characteristics information to meet described preset in advance
When alert condition, the vehicle-mounted sound box of early warning sound is issued；
It is electrically connected with the control assembly, and for when there are the target image characteristics information to meet described preset in advance
When alert condition, output display animation simulation video, the animation simulation video is the control assembly according to the target image
Characteristic information building.
It further includes electrically connecting with the control assembly of the automobile data recorder as a further improvement of the utility model,
It connects, and the way of escape camera for acquiring second image of automobile rear, the way of escape camera are set to the automobile
Tailstock region, the memory is also with storage second image.
It further includes electrically connecting with the control assembly of the automobile data recorder as a further improvement of the utility model,
It connects, and the left camera of the third image for acquiring the automobile left side, the left camera are set to the automobile
Left side rearview mirror on, the memory is also with storing the third image.
It further includes electrically connecting with the control assembly of the automobile data recorder as a further improvement of the utility model,
It connects, and the right wing camera of the 4th image for acquiring the car right side, the right wing camera are set to the automobile
Right rear on, the memory is also with storing the 4th image.
The default early-warning conditions include that barrier early-warning conditions, lane are inclined as a further improvement of the utility model,
From early-warning conditions and low-light (level) early-warning conditions.
The barrier early-warning conditions include that default stationary obstruction evades item as a further improvement of the utility model,
Part and predetermined movement barrier evade condition.
As a further improvement of the utility model, its further include: be electrically connected with the control assembly, and for obtaining
The acceleration transducer of the current vehicle speed of the automobile；The control assembly includes:
First analyzer, for obtaining institute by least one image feature information described in default binocular camera shooting principle analysis
State the first current distance between automobile and stationary obstruction；And
First processor, for the running car to be calculated according to first current distance and the current vehicle speed
Required duration to the stationary obstruction, and according to the comparison result of the required duration and preset time threshold, judgement
Meet the default stationary obstruction with the presence or absence of the target image characteristics information and evades condition.
The control assembly as a further improvement of the utility model, further include:
Second analyzer, for obtaining institute by least one image feature information described in default binocular camera shooting principle analysis
State the second current distance between automobile and moving obstacle；And
First comparator judges whether for the comparison result according to second current distance and pre-determined distance threshold value
Meet the predetermined movement barrier there are the target image characteristics information and evades condition.
The control assembly as a further improvement of the utility model, further include:
Third analyzer, for according at least one described image feature information analyze to obtain the first headstock location information,
Left-hand lane line position information and right-hand lane line position information；
Second processor, for according to the first headstock location information, the left-hand lane line position information and described
Right-hand lane line position information judges whether there is the target image characteristics information and meets the lane departure warning condition.
The control assembly as a further improvement of the utility model, further include:
4th analyzer obtains the second headstock location information, described for analyzing at least one described image feature information
The intensity of illumination mean value in target lane and target lane region where automobile；
Second comparator, for the comparison result according to the intensity of illumination mean value and the default Intensity threshold, judgement
Meet the low-light (level) early-warning conditions with the presence or absence of the target image characteristics information.
Compared with the prior art, the utility model shoots the first image of vehicle front by binocular camera, and passes through
Imaging sensor extracts the image feature information of the first image, then image feature information is sent to control assembly, passes through control
Whether block analysis image feature information meets default early-warning conditions, and when these segmentation symbols match, i.e. sending early warning is reminded, to assist driving
Member is driven, and reduces the probability of safety accident appearance, and control assembly is according to target image characteristics information architecture animation
Analog video, and control vehicle-carrying display screen output and show the animation simulation video, allow driver further to pass through visual effect
The case where solving early warning.
Detailed description of the invention
Fig. 1 is the circuit theory schematic diagram of the utility model multifunctional driver auxiliary device one embodiment；
Fig. 2 is the circuit theory schematic diagram of second embodiment of the utility model multifunctional driver auxiliary device；
Fig. 3 is the circuit theory schematic diagram of the utility model multifunctional driver auxiliary device third embodiment；
Fig. 4 is the simulation schematic diagram that binocular camera shooting principle is preset in the utility model multifunctional driver auxiliary device.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Fig. 1 illustrates one embodiment of the utility model multifunctional driver auxiliary device.In the present embodiment, such as Fig. 1
Shown, which includes automobile data recorder 1, which includes binocular camera 10, image biography
Sensor 11, control assembly 12, memory 13, vehicle-mounted sound box 14 and vehicle-carrying display screen 15.Wherein, binocular camera 10 and image pass
Sensor 11 is electrically connected, and imaging sensor 11, memory 13, vehicle-mounted sound box 14, vehicle-carrying display screen 15 are electric with control assembly 12
Property connection.
Wherein, which is set at the windshield of automobile, thus, facilitate binocular camera 10 for adopting
Collect the first image of vehicle front；Imaging sensor 11 is used to extract at least one image feature information of the first image, and will
At least one image feature information is sent to control assembly 12；Control assembly 12 receives at least one image feature information
Afterwards, each image feature information is analyzed, and judged at least one image feature information with the presence or absence of target figure
As characteristic information meets default early-warning conditions, wherein the default early-warning conditions are stored in memory 13；When at least one image
When meeting default early-warning conditions there are target image characteristics information in characteristic information, control assembly 12 controls vehicle-mounted sound box 14 and issues
Early warning sound is to outside, to remind driver to drive with caution, meanwhile, it is aobvious that control assembly 12 also controls the output of vehicle-carrying display screen 15
Show animation simulation video, wherein animation simulation video is control assembly 12 according to obtained by target image characteristics information architecture.
The present embodiment is extracted by shooting the first image of vehicle front by binocular camera by imaging sensor
The image feature information of first image, then image feature information is sent to control assembly, it is special to analyze image by control assembly
Whether reference breath meets default early-warning conditions, and when these segmentation symbols match, i.e. sending early warning is reminded, so that driver be assisted to drive, drops
The probability that low safety accident occurs, and control assembly is according to target image characteristics information architecture animation simulation video, and controls
Vehicle-carrying display screen output processed shows the animation simulation video, and driver is allowed further to pass through the feelings that visual effect recognizes early warning
Condition.
In order to guarantee the interests of automotive vehicle owner, after preventing rear-ended car accident, absence of proof.The base of above-described embodiment
On plinth, in other embodiments, as shown in Fig. 2, the multifunctional driver auxiliary device further includes way of escape camera 2, way of escape camera shooting
First 2 are electrically connected with the control assembly 12 of automobile data recorder 1, which is set to the tailstock region of automobile, for example,
At automobile trunk unlocking or area is arranged in the license plate at automobile rear, which is used to acquire the of automobile rear
Two images, and second image is sent to control assembly 12, control assembly 12 stores second image to memory 13.
The present embodiment is stored by the way that way of escape camera 2 is arranged to shoot the driving situation at automobile rear, to keep away
Exempt to occur to facilitate confirmation cause of accident when safety accident (such as rear-ended car accident), ensure the interests of automotive vehicle owner.
Further, which further includes left camera 3, left camera 3 and driving recording
The control assembly 12 of instrument 1 is electrically connected, which is set on the left side rearview mirror of automobile, for acquiring an automobile left side
The third image of side, and the third image is sent to control assembly 12, control assembly 12 stores the third image to storage
Device 13.
Further, which further includes right wing camera 4, right wing camera 4 and driving recording
The control assembly 12 of instrument 1 is electrically connected, which is set in the right rear of automobile, for acquiring Automobile Right
4th image of side, and the 4th image is sent to control assembly 12, control assembly 12 stores the 4th image to storage
Device 13.
The present embodiment realizes record all around in all directions by setting left camera 3 and right wing camera 4
The driving situation of motor vehicle environment, behavior record are more complete.
On the basis of above-described embodiment, in other embodiments, default early-warning conditions include that barrier early-warning conditions, lane are inclined
From early-warning conditions and low-light (level) early-warning conditions.
Specifically, default early-warning conditions include barrier early-warning conditions, lane departure warning condition and low-light (level) early warning item
Part, wherein whether there are obstacles carries out early warning for vehicle front for barrier early-warning conditions, and lane departure warning condition is directed to
Whether run-off-road carries out early warning to automobile, and low-light (level) early-warning conditions are directed to the whether too low carry out early warning of intensity of illumination in the automobile external world
Further, barrier early-warning conditions evade condition including default stationary obstruction and predetermined movement barrier is evaded
Condition.
Specifically, stationary obstruction evades the condition barrier progress early warning stationary for vehicle front, such as: rubbish
Rubbish bucket etc., predetermined movement barrier evade condition and carry out early warning for the barrier of vehicle front movement, such as: the vapour in traveling
Vehicle, pedestrian etc..
On the basis of above-described embodiment, in other embodiments, as shown in figure 3, the multifunctional driver auxiliary device further includes
Acceleration transducer 5, the acceleration transducer 5 and control assembly 12 are electrically connected, and the acceleration transducer 5 is for obtaining vapour
The current vehicle speed of vehicle.In addition, control assembly 12 includes that the first analyzer (not shown) and first processor (do not show in figure
Out), wherein the first analyzer be used to obtain by default at least one image feature information of binocular camera shooting principle analysis automobile with
The first current distance between stationary obstruction, first processor according to the first current distance and current vehicle speed for being calculated
Required duration at running car to stationary obstruction, and according to the comparison result of required duration and preset time threshold, judgement
Meet default stationary obstruction with the presence or absence of target image characteristics information and evades condition.
Specifically, when required duration is less than preset time threshold, that is, determine to meet there are target image characteristics information pre-
If stationary obstruction evades condition.
It should be noted that as shown in figure 4, the default binocular camera shooting principle specifically: P is a certain on target object
Point, ORWith OTIt is the optical center of two cameras respectively, imaging point of the point P on two cameras is respectively P1And P2(camera
Imaging plane has been placed in front of camera lens after rotation), f is camera focal length, b be two cameras center away from, z be P point extremely
The distance between binocular camera, XRAnd XTIt is the distance of two imaging points range image left edge in two image planes in left and right, if
Point P1To point P2Distance be d, then:
D=b- (XR-XT)
According to similar triangle theory:
It can obtain:
Wherein, focal length f and camera center can be obtained away from b during camera calibration, therefore, as long as obtaining mistake！
Reference source is not found.The value of (i.e. the parallax of two cameras shooting image) can be calculated between target object and camera
Distance z.
It should be noted that first analyzer and first processor are the chip for being stored with computer program, chip
Interior computer program is performed, and realizes above-mentioned function.
The present embodiment obtains the current vehicle speed of automobile by acceleration transducer 5, analyzes to obtain vapour by the first analyzer
The first current distance between vehicle and stationary obstruction, and running car is calculated according to the first current distance and current vehicle speed
Taken length to stationary obstruction determines that there are target image characteristics letters when required duration is lower than preset time threshold
Breath meets default stationary obstruction and evades condition, and controls vehicle-mounted sound box 14 and the sending of vehicle-carrying display screen 15 by control assembly 12
It reminds to outside, to remind driver to drive with caution.
On the basis of above-described embodiment, in other embodiments, control assembly 12 further includes that the second analyzer (does not show in figure
Out) and first comparator (not shown), wherein the second analyzer is for passing through default binocular camera shooting principle analysis at least one
A image feature information obtains the second current distance between automobile and moving obstacle；First comparator according to second for working as
The comparison result of front distance and pre-determined distance threshold value judges whether there is target image characteristics information and meets predetermined movement barrier
Evade condition.
Specifically, the second analyzer is used to obtain by default at least one image feature information of binocular camera shooting principle analysis
The second current distance between automobile and moving obstacle, it is former referring specifically to binocular camera shooting is preset described in above-described embodiment
Reason determines to meet predetermined movement barrier there are target image characteristics information when the second current distance is less than pre-determined distance threshold value
Object is hindered to evade condition.
It should be noted that second analyzer and first comparator are the chip for being stored with computer program, chip
Interior computer program is performed, and realizes above-mentioned function.
The present embodiment analyzes to obtain the second current distance between automobile and moving obstacle by the second analyzer, then leads to
The size that first comparator compares the second current distance and pre-determined distance threshold value is crossed, when the second current distance is less than pre-determined distance threshold
When value, that is, determine that meeting predetermined movement barrier there are target image characteristics information evades condition, and control by control assembly 12
Vehicle-mounted sound box 14 and vehicle-carrying display screen 15 processed, which issue, to be reminded to outside, to remind driver to drive with caution.
On the basis of above-described embodiment, in other embodiments, control assembly 12 further includes that third analyzer (does not show in figure
Out) and second processor (not shown), wherein third analyzer according at least one image feature information for analyzing
To the first headstock location information, left-hand lane line position information and right-hand lane line position information, second processor is used for basis
First headstock location information, left-hand lane line position information and right-hand lane line position information judge whether there is target image spy
Reference breath meets lane departure warning condition.
Specifically, second processor is according to the first headstock location information, left-hand lane line position information and right-hand lane line
Location information judges whether crimping if automobile does not carry out default steering operation, that is, determines that there are targets when automobile crimping to automobile
Image feature information meets lane departure warning condition.Wherein, which can pass through the rotation angle of vehicle steering wheel
Degree or turn signal are judged.
It should be noted that the third analyzer and second processor are the chip for being stored with computer program, chip
Interior computer program is performed, and realizes above-mentioned function.
The present embodiment analyzes image feature information by third analyzer and obtains the first headstock location information, left-hand lane line
Location information and right-hand lane line position information, then by second processor according to the first headstock location information, left-hand lane line
Location information and right-hand lane line position information judge whether crimping determines that there are target images when automobile crimping to automobile
Characteristic information meets lane departure warning condition, and controls vehicle-mounted sound box 14 and the sending of vehicle-carrying display screen 15 by control assembly 12
It reminds to outside, to remind driver to adjust the position of automobile, crimping is avoided to travel.
On the basis of above-described embodiment, in other embodiments, control assembly 12 further includes that the 4th analyzer (does not show in figure
Out) and the second comparator (not shown), wherein the 4th analyzer obtains for analyzing at least one image feature information
The intensity of illumination mean value in target lane and target lane region where two headstock location informations, automobile, second compares
Device is used for the comparison result according to intensity of illumination mean value and default Intensity threshold, judges whether there is target image characteristics information symbol
Close low-light (level) early-warning conditions.
Specifically, the second comparator compares the size of intensity of illumination mean value Yu default Intensity threshold, when intensity of illumination mean value
When lower than default Intensity threshold, that is, determine that there are target image characteristics information to meet low-light (level) early-warning conditions.
It should be noted that the 4th analyzer and the second comparator are the chip for being stored with computer program, chip
Interior computer program is performed, and realizes above-mentioned function.
The present embodiment analyzes the target lane that image feature information confirmation automobile is presently in by the 4th analyzer, and obtains
The intensity of illumination mean value in vehicle front target lane is taken, then intensity of illumination mean value and default light intensity threshold are compared by the second comparator
The size of value determines that there are target image characteristics information to meet low photograph when intensity of illumination mean value is lower than default Intensity threshold
Early-warning conditions are spent, and vehicle-mounted sound box 14 and the sending of vehicle-carrying display screen 15 prompting are controlled to outside, to remind by control assembly 12
Driver opens automobile lamp, improves the intensity of illumination of vehicle front, driver is facilitated to see the driving situation of vehicle front clearly.
The specific embodiment of utility model is described in detail above, but it is only used as example, the utility model
It is not restricted to specific embodiments described above.For a person skilled in the art, it is any to the utility model into
Capable equivalent modifications or substitution are also all among the scope of the utility model, therefore, in the spirit for not departing from the utility model and
Made equal transformation and modification, improvement etc., should all cover in the scope of the utility model under spirit.
Claims (10)
1. a kind of multifunctional driver auxiliary device, which is characterized in that it includes automobile data recorder, and the automobile data recorder is set to
At the windshield of automobile, the automobile data recorder includes:
For acquiring the binocular camera of the first image of the vehicle front；
It is electrically connected with the binocular camera, and the figure of at least one image feature information for extracting the first image
As sensor；
It is electrically connected with described image sensor, and for judging at least one described image feature information with the presence or absence of target
Image feature information meets the control assembly of default early-warning conditions；
It is electrically connected with the control assembly, and the memory for storing the default early-warning conditions；
It is electrically connected with the control assembly, and for when there are the target image characteristics information to meet the default early warning item
When part, the vehicle-mounted sound box of early warning sound is issued；
It is electrically connected with the control assembly, and for when there are the target image characteristics information to meet the default early warning item
When part, output display animation simulation video, the animation simulation video is the control assembly according to the target image characteristics
Information architecture.
2. multifunctional driver auxiliary device according to claim 1, which is characterized in that it further includes and the driving recording
The control assembly of instrument is electrically connected, and the way of escape camera for acquiring second image of automobile rear, the way of escape camera shooting
Head is set to the tailstock region of the automobile, and the memory is also with storage second image.
3. multifunctional driver auxiliary device according to claim 1, which is characterized in that it further includes and the driving recording
The control assembly of instrument is electrically connected, and the left camera of the third image for acquiring the automobile left side, the left are taken the photograph
As head is set on the left side rearview mirror of the automobile, the memory is also with storing the third image.
4. multifunctional driver auxiliary device according to claim 1, which is characterized in that it further includes and the driving recording
The control assembly of instrument is electrically connected, and the right wing camera of the 4th image for acquiring the car right side, the right wing are taken the photograph
It is set to as head in the right rear of the automobile, the memory is also with storage the 4th image.
5. multifunctional driver auxiliary device according to claim 1, which is characterized in that the default early-warning conditions include barrier
Hinder object early-warning conditions, lane departure warning condition and low-light (level) early-warning conditions.
6. multifunctional driver auxiliary device according to claim 5, which is characterized in that the barrier early-warning conditions include
Default stationary obstruction evades condition and predetermined movement barrier evades condition.
7. multifunctional driver auxiliary device according to claim 6, which is characterized in that its further include: with the control group
Part is electrically connected, and the acceleration transducer of the current vehicle speed for obtaining the automobile；The control assembly includes:
First analyzer, for obtaining the vapour by least one image feature information described in default binocular camera shooting principle analysis
The first current distance between vehicle and stationary obstruction；And
First processor, for the running car to be calculated to institute according to first current distance and the current vehicle speed
The required duration at stationary obstruction is stated, and according to the comparison result of the required duration and preset time threshold, is judged whether
Meet the default stationary obstruction there are the target image characteristics information and evades condition.
8. multifunctional driver auxiliary device according to claim 6, which is characterized in that the control assembly further include:
Second analyzer, for obtaining the vapour by least one image feature information described in default binocular camera shooting principle analysis
The second current distance between vehicle and moving obstacle；And
First comparator is judged whether there is for the comparison result according to second current distance and pre-determined distance threshold value
The target image characteristics information meets the predetermined movement barrier and evades condition.
9. multifunctional driver auxiliary device according to claim 5, which is characterized in that the control assembly further include:
Third analyzer, for analyzing to obtain the first headstock location information, left side according at least one described image feature information
Lane line position information and right-hand lane line position information；
Second processor, for according to the first headstock location information, the left-hand lane line position information and the right side
Lane line position information judges whether there is the target image characteristics information and meets the lane departure warning condition.
10. multifunctional driver auxiliary device according to claim 5, which is characterized in that the control assembly further include:
4th analyzer obtains the second headstock location information, the automobile for analyzing at least one described image feature information
The target lane at place and the intensity of illumination mean value of target lane region；
Second comparator is judged whether there is for the comparison result according to the intensity of illumination mean value and default Intensity threshold
The target image characteristics information meets the low-light (level) early-warning conditions.
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| CN201821017641.8U CN208789581U (en) | 2018-06-28 | 2018-06-28 | Multifunctional driver auxiliary device |
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| CN201821017641.8U CN208789581U (en) | 2018-06-28 | 2018-06-28 | Multifunctional driver auxiliary device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781873A (en) * | 2020-06-30 | 2020-10-16 | 江苏协和电子股份有限公司 | Vehicle-mounted multifunctional TBOX equipment |
| WO2022019802A1 (en) * | 2020-07-23 | 2022-01-27 | Yandex.Taxi LLC | Camera device |
| CN113997946A (en) * | 2020-07-28 | 2022-02-01 | 博泰车联网科技(上海)股份有限公司 | Intelligent driving assistance control method, vehicle-mounted terminal and storage medium |
| CN114025129A (en) * | 2021-10-25 | 2022-02-08 | 合肥疆程技术有限公司 | Image processing method and system and motor vehicle |
-
2018
- 2018-06-28 CN CN201821017641.8U patent/CN208789581U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781873A (en) * | 2020-06-30 | 2020-10-16 | 江苏协和电子股份有限公司 | Vehicle-mounted multifunctional TBOX equipment |
| WO2022019802A1 (en) * | 2020-07-23 | 2022-01-27 | Yandex.Taxi LLC | Camera device |
| RU2771574C2 (en) * | 2020-07-23 | 2022-05-05 | Общество С Ограниченной Ответственностью "Яндекс.Такси" | Filming apparatus |
| CN113997946A (en) * | 2020-07-28 | 2022-02-01 | 博泰车联网科技(上海)股份有限公司 | Intelligent driving assistance control method, vehicle-mounted terminal and storage medium |
| CN113997946B (en) * | 2020-07-28 | 2024-03-01 | 博泰车联网科技(上海)股份有限公司 | Intelligent control method for auxiliary driving, vehicle-mounted terminal and storage medium |
| CN114025129A (en) * | 2021-10-25 | 2022-02-08 | 合肥疆程技术有限公司 | Image processing method and system and motor vehicle |
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