CN103569084A - Driving detection device and driving detection method - Google Patents
Driving detection device and driving detection method Download PDFInfo
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- CN103569084A CN103569084A CN201210275469.7A CN201210275469A CN103569084A CN 103569084 A CN103569084 A CN 103569084A CN 201210275469 A CN201210275469 A CN 201210275469A CN 103569084 A CN103569084 A CN 103569084A
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Abstract
The invention provides a driving detection device and a driving detection method, and is applicable to a driving traffic tool. The driving detection device comprises an image pick-up unit, a detection unit, a prompting unit and a braking control unit, wherein the image pick-up unit is used for sensing an image, the image at least comprises a driver face image and a behind-vehicle image, the detection unit is used for detecting the face image of a driver for judging whether the driver falls asleep or not, judging whether the driving traffic tool deviates from a lane or not according to the behind-vehicle image, and judging whether at least one too close vehicle exists or not around the driving traffic tool according to the behind-vehicle image, the prompting unit sends a warning signal when the detection unit judges that the driver falls asleep and the driving traffic tool deviates from the lane, and the braking control unit controls the driving traffic tool to brake when no too close vehicle exists behind the driving traffic tool after the prompting unit generates the warning signal. The device and the method have the advantage that warning can be given out in the driving process by aiming at various conditions for preventing the occurrence of various risks.
Description
Technical field
The present invention relates to a kind of driving arrangement for detecting and method thereof, it is used in to drive a conveyance drives image detecting after detecting and car when travelling, to determine driving condition and whether to form dangerous driving, to control, the vehicle are braked automatically and satellite positioning record.
Background technology
In vehicle image system, the interior installing of the car camera lens of being everlasting is detected driver's image of face, as features such as head deflection, eyes foldings, detect and judge that whether driver has not attentively driving, fatigue driving, drunk driving and substitute the situation generation of driving, and wakes driver if having up with alarming devices such as buzzer phones.
But only with camera lens, judge that whether driver is tired or sleeping, the factors such as glasses, shooting angle that are easily subject to affect accuracy, to have and propose to be aided with physiology detecting system and driver is carried out to the projects such as breath alcohol concentration, palmic rate and detect with prior art, to increase the accuracy of driving detecting.
What is more, except driving detecting camera lens, separately adds a camera lens before car, carry out lane departure warning and anti-before hit warning, comprehensively to judge, doze off or whether the driver of drunk driving causes the situation of dangerous driving, and send warning with buzzer phone.
But the disclosed embodiment of prior art, must adopt a plurality of camera lenses to carry out the individual cases detecting of the inside and outside many places of car picture, except a plurality of camera lenses of palpus installing are detected, required cost is also too high, cannot meet customer's actual demand, in addition, with buzzer phone, warn, easily scaring, to sleeping driver, increases the generation of contingency.
So, shortcoming based on above-mentioned, be necessary to propose a kind of device and method that only must use image in a camera lens sensing car and after car, after only must comprehensively judging a picture, can accurately detect driving condition and can judge dangerous situation and other vehicles are warned, and can without controlling to drive a conveyance in the situation of the nearly vehicle of mistake, automatically brake in the wings, avoid unexpected generation.
In addition, if detect drive sleeping after, first take passive type to wake the measure of driving physiological function up, and take to be difficult for scaring to driver's active reminding method, and then reach and prevent the unexpected object occurring.
Summary of the invention
In view of the problem that prior art exists, the present invention has disclosed a kind of driving arrangement for detecting and method, at least comprises:
Propose a kind of driving arrangement for detecting, be applicable to drive a conveyance, wherein at least comprise: an image unit, a detecting unit, a Tip element and a brake control unit.
Described image unit, for sensing one image, described image at least comprises image after a chaufeur image of face and a car.Described detecting unit, for detect described chaufeur image of face with judge a chaufeur whether sleeping, according to image after described car, judge whether run-off-road and whether have at least to cross nearly vehicle of the described vehicle arround driving a conveyance described in image judgement after described car.Described Tip element, detects side unit to determine described chaufeur sleeping when described, and described in while driving a conveyance run-off-road, send an alarm signal.Described brake control unit, when described Tip element produces after described alarm signal, the brake that drives a conveyance described in controlling during without the near vehicle of described mistake at the described rear that drives a conveyance of described brake control unit.
Wherein, described detecting unit, is at least one feature of detecting chaufeur image of face, to judge whether described feature meets a sleeping threshold value.And described detecting unit be according to a lane mark of image after described car and described in a distance between the course that drives a conveyance, judge whether described distance meets one and depart from threshold value.
Wherein, the air conditioning control device that described Tip element drives a conveyance described in controlling carry out an air-conditioning temperature-reducing or control described in the vehicle window control device that drives a conveyance carry out a vehicle window unlatching.
Wherein, described detecting unit judges that described chaufeur is sleeping, and the seat that described Tip element drives a conveyance described in controlling is reminded described chaufeur with a vibration mode or a safety strap mode of tightening up.
Wherein, described driving arrangement for detecting also comprises: an identity identification unit, a satellite positioning unit and a network connection unit, described identity identification unit is for described chaufeur image of face is carried out to a feature identification, to determine that one drives identity, and according to the selected at least one communication people of described driving identity.When described Tip element sends described alarm signal, a described satellite positioning unit record global positioning satellite address at that time, and described network connection unit sends at least one emergency signal to described communication people.
Reintroduce a kind of driving method for detecting, be applicable to one and drive a conveyance, wherein at least comprise: use image unit sensing one image, described image at least comprises image after a chaufeur image of face and a car.Use a detecting unit, detect described chaufeur image of face and judge that whether a chaufeur is sleeping.Use described detecting unit, according to whether driving a conveyance run-off-road described in image judgement after described car.Use described detecting unit, arround driving a conveyance described in image judgement after described car, whether have the nearly vehicle of at least one mistake.When the described chaufeur of judgement is sleeping and during described vehicle run-off-road, use a Tip element to send an alarm signal.Use a brake control unit, when the brake that drives a conveyance described in the described rear that drives a conveyance is controlled during without the near vehicle of described mistake.
Wherein, detect the step of described chaufeur image of face, also comprise: at least one feature of image of face is driven in detecting, judge whether described feature meets a sleeping threshold value.And judge the described vehicle whether the step of run-off-road also comprise according to lane mark in image after described car and described in the distance that drives a conveyance between course, judge whether described distance meets one and depart from threshold value, if so, represent described vehicle run-off-road.
Wherein, driving method for detecting of the present invention also comprises: the vehicle window control device that an air conditioning control device that uses described Tip element to control the described vehicle carries out an air-conditioning temperature-reducing or controls the described vehicle carries out a vehicle window unlatching.
Wherein, driving method for detecting of the present invention also comprises: when judging described driving when sleeping, a seat that uses described Tip element to control the described vehicle is reminded described driving with a vibration mode or a safety strap mode of tightening up.
Wherein, driving method for detecting of the present invention also comprises: use at least one feature identification of chaufeur image of face described in an identity identification unit identification and determine that one drives identity, and according to the selected at least one communication people of described driving identity; A global positioning satellite address while using a satellite positioning unit record to send described alarm signal; And use a network connection unit to send at least one emergency signal to described communication people.
The present invention can give a warning to avoid occurring various danger for various situations in driving procedure.
Accompanying drawing explanation
When reading following detailed description with reference to accompanying drawing, the better understanding that feature of the present invention and advantage will become, in accompanying drawing:
Fig. 1 is the block scheme of driving arrangement for detecting of the present invention.
Fig. 2 is the block scheme of driving arrangement for detecting of the present invention.
Fig. 3 is the diagram of circuit of driving method for detecting of the present invention.
Fig. 4 is an embodiment schematic diagram of driving arrangement for detecting of the present invention.
Fig. 5 is another embodiment schematic diagram of driving arrangement for detecting of the present invention.
Accompanying drawing identifier declaration:
101: image unit; 102: image; 1021: chaufeur image of face; 1022: image after car; 103: identity identification unit; 1031: sleeping threshold value; 1032: depart from threshold value; 1033: cross nearly vehicle; 104: detecting unit; 105: Tip element; 106: alarm signal; 107: satellite positioning unit; 1071: global positioning satellite address; 108: network connection unit; 1081: emergency signal; 1082: communication people; 109: brake control unit; 505A, 505B: lane mark; 503,504: front vehicle; And 501: chaufeur image of face.
The specific embodiment
In embodiment, describe below detailed features of the present invention and advantage in detail, its content is enough to make any related art techniques person of haveing the knack of understand technology contents of the present invention and implement according to this, and according to the disclosed content of this specification sheets, application claim and accompanying drawing, any related art techniques person of haveing the knack of can understand object and the advantage that the present invention is relevant easily.
Below with reference to accompanying drawing, describe the present invention in detail and drive arrangement for detecting and method, and identical assembly represents the symbol with identical.
As shown in Figure 1, the block scheme of driving arrangement for detecting of the present invention.In Fig. 1, driving arrangement for detecting of the present invention at least comprises: an image unit 101, a detecting unit 104, a Tip element 105 and a brake control unit 109.
If chaufeur image of face 1021 meets sleeping threshold value 1031, and run-off-road surpasses and departs from threshold value 1032, and Tip element 105 sends an alarm signal 106, and it comprises glistening or sound mode, to arround warn.After accepting alarm signal 106, brake control unit 109 is suitably controlled braking system and throttle system with control signal, brake control unit 109 is according to rear spacing, depart from present the parameters such as situation, by analysis, after judgement and computing, in rear, control the brake that drives a conveyance when crossing nearly vehicle 1033.
To with an example, illustrate that the present invention drives the specific works principle of arrangement for detecting below.Please also refer to Fig. 2 and Fig. 4.The driving arrangement for detecting of the present embodiment, comprising: an image unit 101, the whole body minute identification unit 103, a detecting unit 104, a Tip element 105, a satellite positioning unit 107, a network connection unit 108 and a brake control unit 109.
The driving arrangement for detecting of the present embodiment is that an image unit 101 is installed in car, for sensing one image 102, this image 102 comprises image 1022 after chaufeur image of face 1021 and car, as shown in Figure 4, in picture, there is chaufeur image of face 501, and the lane mark 505A after car and 505B, front vehicle 503.Identity identification unit 103 can carry out identity identification as information such as eyebrow, eyes, nose, lips according to the face feature of chaufeur image of face 501, confirms present driver status, and a selected communication people 1082 is for sending out an emergency signal 1081 target.Between vehicle is advanced, the detecting unit 104 of this pilot instrument is detected the chaufeur image of face 501 of this picture, face feature eyes, eyebrow, nose, lip continue if meet or not timing keeps down by phased manner state, continue or not timing has the crooked situation of head by phased manner, be that driver status meets sleeping threshold value 1031, judge that chaufeur is sleeping.Now according to lane mark 505A and the 505B of image after car 1022, carry out lane departure detecting, if detect the distance of lane mark 505A, 505B and route or travel by vehicle, continue to surpass the default threshold value 1032 that departs from, judge the run-off-road that drives a conveyance, and sleeping chaufeur has met the standard of dangerous driving, now Tip element 105 sends an alarm signal 106 outward in car, and the car light to glimmer continuously is for example used vehicle arround prompting.If detecting unit 104 had or not nearly vehicle 1033 after whole car arround the location determination in image 1022 pictures according to front vehicle 503, this is the mode by prior adjustment of image, learn the relative distance of any point and the tailstock in the image of car rear, and then go to judge whether rear had nearly vehicle 1033, if detecting unit 104 judges that rear is without crossing nearly vehicle 1033, utilize brake control unit 109, after receiving alarm signal 106, send that control signal is controlled this throttle driving a conveyance and braking system is braked, stop the dangerous driving situation of this vehicle.This drives arrangement for detecting and also can send after alarm signal 106 at Tip element 105, the global positioning satellite address 1071 at vehicle place when alarm signal 106 is sent in positioning unit 107 records via satellite, and by network connection unit 108, the 1081 communication people 1082 to acquiescence send out an emergency signal, allow other people learn the satellite positioning at vehicle place and the situation of dangerous driving, to go to as early as possible assist process, reduce unexpectedly and occur.
To with another example, illustrate that the present invention drives the specific works principle of arrangement for detecting below.Please also refer to Fig. 1 and Fig. 5.
The driving arrangement for detecting of the present embodiment, by from driving the place ahead towards image unit 101 sensing one images 102 of taking car, this image 102 comprises image 1022 after chaufeur image of face 1021 and car, utilize detecting unit 104 to detect this picture, if chaufeur is because bowing or crooked, maintain a non-preset direction towards the visual field, dead ahead and continue one section of default time, cause detecting unit 104 in this default time, cannot detect the face feature of chaufeur completely, judge that chaufeur meets sleeping threshold value 1031.Now according to lane mark 505A, the 505B of image after car 1022 and the distance of route or travel by vehicle, carry out lane departure detecting, if detect the distance of lane mark 505A, 505B and route or travel by vehicle, still do not meet and depart from threshold value 1032, judge that sleeping chaufeur not yet meets the standard of dangerous driving.The air conditioning control device that now utilizes Tip element 105 to control vehicle reduces air-conditioner temperature in car, or the vehicle window control device that utilizes Tip element 105 to control vehicle is opened vehicle window, to increase car inner air convection, allow chaufeur be obtained more oxygen and regain consciousness.But after a Preset Time, if chaufeur is still in meeting the state of sleeping threshold value 1031, and according to lane mark 505A, the 505B of image after car 1022 and the distance of route or travel by vehicle, carry out lane departure detecting, if detecting the distance of lane mark 505A, 505B and route or travel by vehicle skew meets and departs from threshold value 1032, judge that sleeping chaufeur has met the standard of dangerous driving, now 105 pairs of cars of Tip element send an alarm signal 106 outward, for example with flashing warning light, show and the sound prompting that is interrupted continuously arround vehicle.If detecting unit 104 is judged the close vehicle in rear 504 and has been positioned in the safety distance that a system gives tacit consent in picture, continue with alarm signal 106 warning front vehicle 504, and the control of now not braking, until the close vehicle 504 in rear is when to be safety distances of giving tacit consent in a system outer, utilize brake control unit 109 to send control signal to brake and the throttle system of this vehicle, controlling this vehicle brakes, to reduce throttle function and the modes such as brake of automatically pressurizeing in advance, reduce as much as possible moving velocity, stop the dangerous driving situation of this vehicle.
Below by illustrating that with another example the present invention drives the specific works principle of arrangement for detecting, please also refer to Fig. 1 and Fig. 4.
The driving arrangement for detecting of the present embodiment, by being located at image unit 101 sensing one images 102 in car, it comprises after the image 102 of image 1022 after chaufeur image of face 1021 and car.Then, utilize detecting unit 104 to detect this picture, if chaufeur image of face 501 frequencies of wink in picture are too high, or eyes closed overlong time, judge that this chaufeur meets sleeping threshold value 1031.Now according to lane mark 505A, the 505B of image after car 1022 and the distance of route or travel by vehicle, carry out lane departure detecting, if detect the departure distance of lane mark 505A, 505B and route or travel by vehicle, still do not meet and depart from threshold value 1032, judge that sleeping chaufeur not yet meets the standard of dangerous driving.Now driving arrangement for detecting utilization reminds Tip element 105 control seats to remind chaufeur with a vibration mode or a safety strap mode of tightening up, in modes such as vibration of steering wheel, safety strap vibrations, driver seat vibrations or safety strap tighten up, allow chaufeur be subject to external disturbance and depart from sleeping state and regain consciousness.If but chaufeur is after above-mentioned alerting pattern, still in meeting the state of sleeping threshold value 1031, and according to lane mark 505A, the 505B of image after car 1022 and the distance of route or travel by vehicle, carry out lane departure detecting, if detecting the departure distance of lane mark 505A, 505B and route or travel by vehicle meets one and departs from threshold value 1032, judge that sleeping chaufeur has met the standard of dangerous driving, now 105 pairs of cars of Tip element send an alarm signal 106 outward, for example with flashing warning light, show or the sound prompting that is interrupted continuously arround vehicle.Detecting unit 104 is by the mode of prior adjustment of image, can learn the relative distance of any point and the tailstock in the image of car rear, it is the feature of utilizing object in picture: as rear car oblong headstock, overall width, headlight spacing equals the position in picture, judge that the close vehicle 503 in rear is outside the safety distance of giving tacit consent in a system, after receiving alarm signal 106, with brake control unit 109, control the braking system of vehicle, for example, to reduce throttle function and pressurization brake in advance automatically, reduce as much as possible moving velocity, stop the dangerous driving situation of this vehicle.
Please refer to Fig. 3, the diagram of circuit of the driving method for detecting that it is the present embodiment.Driving method for detecting according to the present embodiment, is applicable to one and drives a conveyance, and it at least comprises: in step S10, utilize an image unit, and sensing one image, image at least comprises image after a chaufeur image of face and a car.Then in step S12, use a detecting unit, detecting chaufeur image of face judges that whether chaufeur is sleeping.In step S14, use detecting unit, according to the run-off-road that whether drives a conveyance of image judgement after car.In step S16, use detecting unit, according to image judgement after car, arround driving a conveyance, whether have at least one to cross nearly vehicle.In step S18, when judgement chaufeur is sleeping and drive a conveyance run-off-road, use a Tip element to send an alarm signal.Finally, in step S20, use a brake control unit, at vehicle rear, control the brake that drives a conveyance when crossing near vehicle.
The foregoing is only by embodiment feature of the present invention is described, its object is to make skilled person can understand content of the present invention and implement according to this, and non-limiting the scope of the claims of the present invention.Thereby, anyly fail to depart from the schools such as disclosed spirit completes and modify or revise, must be included in foregoing claim.
Claims (10)
1. drive an arrangement for detecting, it is characterized in that, described driving arrangement for detecting at least comprises:
Image unit, described image unit sensing image, described image at least comprises image after chaufeur image of face and car;
Detecting unit, described detecting unit detect described chaufeur image of face with judge chaufeur whether sleeping, according to whether drive a conveyance run-off-road and whether have at least to cross nearly vehicle arround driving a conveyance described in image judgement after described car of image judgement after described car;
Tip element, described Tip element be when described in detect side unit to determine described chaufeur sleeping, and described in while driving a conveyance run-off-road, send alarm signal; And,
Brake control unit, described brake control unit is to produce after described alarm signal when described Tip element, the brake that drives a conveyance described in time control without the near vehicle of described mistake at the described rear that drives a conveyance of described brake control unit.
2. driving arrangement for detecting as claimed in claim 1, is characterized in that, described detecting unit is detected at least one feature of described chaufeur image of face, to judge whether described feature meets sleeping threshold value; And described detecting unit be according to the lane mark of image after described car and described in distance between the course that drives a conveyance, judging whether described distance meets departs from threshold value.
3. driving arrangement for detecting as claimed in claim 1, is characterized in that, the air conditioning control device that described Tip element drives a conveyance described in controlling carry out air-conditioning temperature-reducing or control described in the vehicle window control device that drives a conveyance carry out vehicle window unlatching.
4. driving arrangement for detecting as claimed in claim 1, is characterized in that, described detecting unit judges that described chaufeur is sleeping, and the seat that described Tip element drives a conveyance described in controlling is reminded described chaufeur with vibration mode or the safety strap mode of tightening up.
5. driving arrangement for detecting as claimed in claim 1, it is characterized in that, also comprise identity identification unit, satellite positioning unit and network connection unit, described identity identification unit is for described chaufeur image of face is carried out feature identification and determines to drive identity, and according to the selected at least one communication people of described driving identity; When described Tip element sends described alarm signal, described satellite positioning unit record global positioning satellite address at that time, and described network connection unit sends at least one emergency signal to described communication people.
6. drive a method for detecting, it is characterized in that, described driving method for detecting at least comprises:
Use image unit sensing image, described image at least comprises image after chaufeur image of face and car;
Use detecting unit, described detecting unit is detected described chaufeur image of face and is judged that whether chaufeur is sleeping;
Use described detecting unit, according to the run-off-road that whether drives a conveyance of image judgement after described car;
Use described detecting unit, arround driving a conveyance described in image judgement after described car, whether have at least one to cross nearly vehicle;
Use Tip element, described Tip element be when the described chaufeur of judgement, fall asleep and described in while driving a conveyance run-off-road, send alarm signal; And,
Use brake control unit, described brake control unit is to receive after described alarm signal when described brake control unit, and brake drives a conveyance described in control during without the near vehicle of described mistake at the described rear that drives a conveyance.
7. driving method for detecting as claimed in claim 6, is characterized in that, the step of detecting described chaufeur image of face also comprises at least one feature of detecting described chaufeur image of face, judges whether described feature meets sleeping threshold value; And the step of run-off-road whether of driving a conveyance described in judgement also comprise according to lane mark in image after described car and described in distance between the course that drives a conveyance, judging whether described distance meets departs from threshold value, if so, run-off-road drives a conveyance described in representing.
8. driving method for detecting as claimed in claim 6, is characterized in that, also comprises:
The air conditioning control device that uses described Tip element to drive a conveyance described in controlling carry out air-conditioning temperature-reducing or control described in the vehicle window control device that drives a conveyance carry out vehicle window unlatching.
9. driving method for detecting as claimed in claim 6, is characterized in that, also comprises:
When judging described chaufeur when sleeping, the seat that uses described Tip element to drive a conveyance described in controlling is reminded described chaufeur with vibration mode or the safety strap mode of tightening up.
10. driving method for detecting as claimed in claim 6, is characterized in that, also comprises:
Use at least one feature identification of chaufeur image of face described in identity identification unit identification and determine to drive identity, and according to the selected at least one communication people of described driving identity;
Global positioning satellite address while using the record of satellite positioning unit to send described alarm signal; And,
Use network connection unit to send at least one emergency signal to described communication people.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210275469.7A CN103569084B (en) | 2012-08-03 | 2012-08-03 | Drive arrangement for detecting and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210275469.7A CN103569084B (en) | 2012-08-03 | 2012-08-03 | Drive arrangement for detecting and method thereof |
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| CN105711417A (en) * | 2016-01-27 | 2016-06-29 | 苏州寅初信息科技有限公司 | Electric vehicle speed-limiting system based on lane distinguishing |
| CN106127155A (en) * | 2016-06-22 | 2016-11-16 | 广东工业大学 | A kind of driving dangerous discernment method and system |
| CN108694837A (en) * | 2017-03-30 | 2018-10-23 | 福特全球技术公司 | Erroneous path vehicle detection |
| CN111824166A (en) * | 2019-03-29 | 2020-10-27 | 长城汽车股份有限公司 | Fatigue reminding method and device |
| TWI715216B (en) * | 2019-09-27 | 2021-01-01 | 宏碁股份有限公司 | System and method of non-invasive alcohol test monitoring |
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| Publication number | Publication date |
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| CN103569084B (en) | 2015-12-16 |
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