CN103569084B - Drive arrangement for detecting and method thereof - Google Patents
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- CN103569084B CN103569084B CN201210275469.7A CN201210275469A CN103569084B CN 103569084 B CN103569084 B CN 103569084B CN 201210275469 A CN201210275469 A CN 201210275469A CN 103569084 B CN103569084 B CN 103569084B
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Abstract
A kind of drive arrangement for detecting and method thereof, be applicable to one and drive a conveyance, this drives arrangement for detecting and comprises: an image unit, and for sensing an image, this image at least comprises image after a chaufeur image of face and a car.One detecting unit, for detect this chaufeur image of face to judge this chaufeur whether sleeping, judge this whether run-off-road and judge whether this has at least to cross nearly vehicle arround driving a conveyance according to image after this car of driving a conveyance according to image after this car.One Tip element, when this detect side unit determine this chaufeur fall asleep, and this drives a conveyance during run-off-road, send an alarm signal.One brake control unit, after this Tip element produces this alarm signal, this brake control unit controls this brake that drives a conveyance at this rear that drives a conveyance without when crossing nearly vehicle.The present invention can give a warning to avoid various danger occurs for various situation in driving procedure.
Description
Technical field
The present invention relates to a kind of driving arrangement for detecting and method thereof, it carries out driving and detects and image detecting after car while being used in the traveling that drives a conveyance, to determine driving condition and whether to be formed dangerous driving, automatically brake and satellite positioning record to control the vehicle.
Background technology
In vehicle image system, driver's image of face detected by car interior installing camera lens of being everlasting, as features such as head deflection, eyes foldings, detect and judge whether driver has not attentively driving, fatigue driving, drunk driving and substitute the situation of driving and occur, if having, wake driver up with alarming devices such as buzzer phones.
But only judge that whether driver is tired or sleeping with camera lens, the factor such as glasses, shooting angle that is easily subject to affects accuracy, have proposition to be aided with physiology detecting system with prior art to carry out the projects such as breath alcohol concentration, palmic rate to driver and detect, to increase the accuracy of driving detecting.
What is more, except driving detecting camera lens, before car, separately adds a camera lens, carry out lane departure warning and anti-before hit warning, to doze off with comprehensive descision or whether the driver of drunk driving causes the situation of dangerous driving, and send warning with buzzer phone.
But the embodiment disclosed by prior art, multiple camera lens must be adopted to carry out the individual cases detecting of many places picture inside and outside car, except must installing multiple camera lens and detecting, required cost is also too high, the actual demand of customer cannot be met, in addition, warn with buzzer phone, easy scaring, to sleeping driver, increases the generation of contingency.
So, based on above-mentioned shortcoming, be necessary to propose a kind of only must use in camera lens sensing car and the device and method of image after car, after only must carrying out comprehensive descision to a picture, accurately can detect driving condition and can dangerous situation be judged and other vehicles are warned, and can control to drive a conveyance automatically to brake without when crossing nearly vehicle 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 the active reminding method of not easily frightening driver, and then reach and prevent the unexpected object occurred.
Summary of the invention
In view of prior art Problems existing, disclosed herein a kind of driving arrangement for detecting and method, at least comprise:
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 an 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, to judge the described vehicle whether run-off-road and whether have at least to cross nearly vehicle arround driving a conveyance described in judging according to image after described car according to image after described car.Described Tip element, when described detect side unit determine described chaufeur fall asleep, and described in drive a conveyance run-off-road time, send an alarm signal.Described brake control unit, after described Tip element produces described alarm signal, drive a conveyance described in described brake control unit controls when the described rear that drives a conveyance vehicle near without described mistake brake.
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 is according to the distance between a lane mark of image after described car and the described course driven a conveyance, and judges whether described distance meets one and depart from threshold value.
Wherein, the vehicle window control device that the air conditioning control device driven a conveyance described in described Tip element control carries out driving a conveyance described in an air-conditioning temperature-reducing or control carries out a vehicle window unlatching.
Wherein, described detecting unit judges that described chaufeur is fallen asleep, and the seat driven a conveyance described in described Tip element controls reminds 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 determines a driving identity for carrying out a feature identification to described chaufeur image of face, and select at least one communication people according to 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 and a kind of drive method for detecting, be applicable to one and drive a conveyance, wherein at least comprise: use an image unit to sense an 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 whether a chaufeur falls asleep.Use described detecting unit, drive a conveyance described in judging according to image after described car whether run-off-road.Use described detecting unit, arround driving a conveyance described in judging according to image after described car, whether have the nearly vehicle of at least one mistake.When judging the sleeping and described vehicle run-off-road of described chaufeur, a Tip element is used to send an alarm signal.Use a brake control unit, drive a conveyance described in controlling when the described rear that drives a conveyance vehicle near without described mistake brake.
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 that the step of the described vehicle whether run-off-road also comprises according to lane mark in image after described car and the described distance driven a conveyance between course, judge whether described distance meets one and depart from threshold value, if so, described vehicle run-off-road is then represented.
Wherein, driving method for detecting of the present invention also comprises: the vehicle window control device that the air conditioning control device using 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 that described driving is fallen asleep, and the seat using described Tip element to control the described vehicle reminds 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 a driving identity, and selectes at least one communication people according to described driving identity; Global positioning satellite address when 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 various danger occurs for various situation in driving procedure.
Accompanying drawing explanation
When reading following detailed description in detail 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.
Detailed description of the invention
Below detailed features of the present invention and advantage is described in embodiments in detail, its content is enough to make any relevant art of haveing the knack of understand technology contents of the present invention and implement according to this, and content disclosed by this specification sheets, application claim and accompanying drawing, any relevant art of haveing the knack of can understand the object and advantage that the present invention is correlated with easily.
Describe the present invention in detail below with reference to accompanying drawing and drive arrangement for detecting and method, and identical assembly represents with identical symbol.
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: image unit 101, detecting unit 104, Tip element 105 and a brake control unit 109.
Image unit 101, be be arranged at towards the rear that drives a conveyance described in drive a conveyance in, wherein at least comprise camera lens, photosensory assembly as CMOS (Complementary Metal Oxide Semiconductor) assembly (ComplementaryMetal-Oxide-Semiconductor, or Charged Coupled Device (Charge-Coupled-Device CMOS), CCD), analog/digital circuit, image processor etc., be for sensing an image 102, image 102 at least comprises image 1022 after a chaufeur image of face 1021 and a car.Detecting unit 104, for detecting chaufeur image of face 1021, judge chaufeur whether sleeping, to judge the vehicle whether run-off-road and judge whether have at least to cross nearly vehicle 1033 arround the vehicle according to image after car 1022 according to image after car 1022.Wherein, the detecting of chaufeur image of face 1021, be the information such as face characteristic, head angle such as the position of the organ such as eyes closed, nose lip of detecting chaufeur image of face 1021, determine whether chaufeur image of face 1021 meets a sleeping threshold value 1031.And the judgement of the vehicle whether run-off-road is according to the distance in image 1022 after car between lane mark and vehicle course, judge whether this distance meets one and depart from threshold value 1032.
If chaufeur image of face 1021 meets sleeping threshold value 1031, and run-off-road exceedes 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 suitably controls braking system and throttle system with control signal, brake control unit 109 is according to rear spacing, depart from the parameters such as situation at present, by analysis, judge and after computing, control to drive a conveyance brake in rear without when crossing nearly vehicle 1033.
To illustrate that with an example 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, all over the body point identification unit 103, detecting unit 104, Tip element 105, satellite positioning unit 107, network connection unit 108 and a brake control unit 109.
Image unit 101 is for sensing an image 102, this image 102 comprises image 1022 after chaufeur image of face 1021 and car, Tip element 105 can produce alarm signal 106, satellite positioning unit 107 can produce global positioning satellite address 1071, and network connection unit 108 can send an emergency signal 1081 to communication people 1082.
The driving arrangement for detecting of the present embodiment is installed in car by an image unit 101, for sensing an image 102, this image 102 comprises image 1022 after chaufeur image of face 1021 and car, as shown in Figure 4, chaufeur image of face 501 is had in picture, and lane mark 505A and 505B, the front vehicle 503 after car.Identity identification unit 103 can carry out identity identification according to the face feature of chaufeur image of face 501 as information such as eyebrow, eyes, nose, lips, confirms present driver status, and a selected communication people 1082 for send out an emergency signal 1081 target.Between vehicle is advanced, the chaufeur image of face 501 of detecting unit 104 to this picture of this pilot instrument is detected, if meet face feature eyes, eyebrow, nose, lip continue or not timing keep down by phased manner state, continue or the situation that not timing has head crooked by phased manner, namely driver status meets sleeping threshold value 1031, then judge that chaufeur is fallen asleep.Now according to lane mark 505A and 505B of image 1022 after car, carry out lane departure detecting, if the distance detecting lane mark 505A, 505B and route or travel by vehicle is continued above and default departs from threshold value 1032, then judge to drive a conveyance run-off-road, and sleeping chaufeur has met the standard of dangerous driving, now Tip element 105 sends an alarm signal 106 outside car, such as, with the car light glimmered continuously, uses vehicle arround prompting.If detecting unit 104 according to arround the location determination of front vehicle 503 after whole car in image 1022 picture with or without crossing nearly vehicle 1033, 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, then utilize brake control unit 109, after receiving alarm signal 106, send control signal and control this throttle driven a conveyance and braking system is braked, stop the dangerous driving situation of this vehicle.This drives arrangement for detecting also can after Tip element 105 sends alarm signal 106, the global positioning satellite address 1071 at vehicle place when sending alarm signal 106 by satellite positioning unit 107 record, and by network connection unit 108, send out an emergency signal 1081 to the communication people 1082 of acquiescence, other people are allowed to learn the satellite positioning at vehicle place and the situation of dangerous driving, to go to assist process as early as possible, reduce and occur unexpectedly.
To illustrate that with another example 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 sensing an image 102 from driving the image unit 101 taken after car in front, this image 102 comprises image 1022 after chaufeur image of face 1021 and car, detecting unit 104 is utilized to detect this picture, if chaufeur is because to bow or crooked, the preset direction maintaining a visual field, not face dead ahead continues one section of default time, cause detecting unit 104 in this default time, the face feature of chaufeur cannot be detected completely, namely judge that chaufeur meets sleeping threshold value 1031.Now according to lane mark 505A, 505B of image 1022 and the distance of route or travel by vehicle after car, carry out lane departure detecting, if the distance detecting lane mark 505A, 505B and route or travel by vehicle does not still meet depart from threshold value 1032, then judge that the chaufeur of falling asleep not yet meets the standard of dangerous driving.Air-conditioner temperature in car reduces by the air conditioning control device now utilizing Tip element 105 to control vehicle, or vehicle window is opened by the vehicle window control device utilizing Tip element 105 to control vehicle, to increase car inner air convection, chaufeur is allowed to be obtained more oxygen and to regain consciousness.But after a Preset Time, if chaufeur is still in the state meeting sleeping threshold value 1031, and according to lane mark 505A, 505B of image 1022 and the distance of route or travel by vehicle after car, carry out lane departure detecting, if the distance detecting lane mark 505A, 505B and route or travel by vehicle skew meets depart from threshold value 1032, then judge that the chaufeur of falling asleep has met the standard of dangerous driving, now send an alarm signal 106 outside Tip element 105 pairs of cars, such as with flashing warning light show and be continuously interrupted the sound prompting arround vehicle.If detecting unit 104 judges that in picture the close vehicle 504 in rear has been positioned in the safety distance that a system gives tacit consent to, then continue to warn front vehicle 504 with alarm signal 106, and now do not carry out brake control, until the close vehicle 504 in rear is when the safety distance that a system is given tacit consent to is outer, brake control unit 109 is utilized to send control signal to the brake of this vehicle and throttle system, control this vehicle to brake, to reduce throttle function and the modes such as brake of automatically pressurizeing in advance, reduce moving velocity as much as possible, stop the dangerous driving situation of this vehicle.
To illustrate 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 below.
The driving arrangement for detecting of the present embodiment, senses an image 102 by the image unit 101 be located in car, after it comprises the image 102 of image 1022 after chaufeur image of face 1021 and car.Then, detecting unit 104 is utilized to detect this picture, if chaufeur image of face 501 frequency of wink in picture is too high, or eyes closed overlong time, then judge that this chaufeur meets sleeping threshold value 1031.Now according to lane mark 505A, 505B of image 1022 and the distance of route or travel by vehicle after car, carry out lane departure detecting, if the departure distance detecting lane mark 505A, 505B and route or travel by vehicle does not still meet depart from threshold value 1032, then judge that the chaufeur of falling asleep not yet meets the standard of dangerous driving.Now driving arrangement for detecting utilizes prompting Tip element 105 to control seat and reminds 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 be in the state meeting sleeping threshold value 1031, and according to lane mark 505A, 505B of image 1022 and the distance of route or travel by vehicle after car, carry out lane departure detecting, if the departure distance detecting lane mark 505A, 505B and route or travel by vehicle meets one and departs from threshold value 1032, then judge that the chaufeur of falling asleep has met the standard of dangerous driving, now send an alarm signal 106 outside Tip element 105 pairs of cars, such as show with flashing warning light or be interrupted continuously the sound prompting arround vehicle.Detecting unit 104 is by the mode of prior adjustment of image, the relative distance of any point and the tailstock in the image of car rear can be learnt, it is the feature 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 given tacit consent in a system, then after reception alarm signal 106, the braking system of vehicle is controlled with control unit 109 of braking, such as to reduce throttle function and brake of automatically pressurizeing in advance, reduce moving velocity as much as possible, stop the dangerous driving situation of this vehicle.
Please refer to Fig. 3, it is the diagram of circuit of the driving method for detecting of the present embodiment.According to the driving method for detecting of the present embodiment, be applicable to one and drive a conveyance, it at least comprises: in step slo, utilizes an image unit, senses an image, and image at least comprises image after a chaufeur image of face and a car.Then in step s 12, use a detecting unit, detecting chaufeur image of face judges whether chaufeur falls asleep.In step S14, use detecting unit, to judge to drive a conveyance whether run-off-road according to image after car.In step s 16, use detecting unit, whether have at least one to cross nearly vehicle according to image judgement after car arround driving a conveyance.In step S18, when judge that chaufeur is sleeping and drive a conveyance run-off-road time, use a Tip element to send an alarm signal.Finally, in step S20, use a brake control unit, control to drive a conveyance brake at vehicle rear without when crossing nearly 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.Thus, any fail depart from disclosed spirit complete wait school modify or revise, must be included in foregoing claim.
Claims (6)
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, judge to drive a conveyance according to image after described car whether run-off-road and whether have at least to cross nearly vehicle arround driving a conveyance described in judging according to image after described car, described detecting unit detects at least one feature of described chaufeur image of face, to judge whether described feature meets sleeping threshold value; And described detecting unit is according to the distance between the lane mark of image after described car and the described course driven a conveyance, and judges whether described distance meets and departs from threshold value;
Tip element, described Tip element be when described in detect side unit determine described chaufeur fall asleep, and described in drive a conveyance run-off-road time, send alarm signal;
Brake control unit, described brake control unit is after producing described alarm signal when described Tip element, and drive a conveyance described in described brake control unit controls when the described rear that drives a conveyance vehicle near without described mistake brake;
Identity identification unit, described identity identification unit is used for carrying out feature identification to described chaufeur image of face and determines to drive identity, and selectes at least one communication people according to described driving identity;
Satellite positioning unit, when described Tip element sends described alarm signal, described satellite positioning unit record global positioning satellite address at that time; And
Network connection unit, when described Tip element sends described alarm signal, described network connection unit sends at least one emergency signal to described communication people.
2. drive arrangement for detecting as claimed in claim 1, it is characterized in that, the vehicle window control device that the air conditioning control device driven a conveyance described in described Tip element controls carries out driving a conveyance described in air-conditioning temperature-reducing or control carries out vehicle window unlatching.
3. drive arrangement for detecting as claimed in claim 1, it is characterized in that, described detecting unit judges that described chaufeur is fallen asleep, and the seat driven a conveyance described in described Tip element controls reminds described chaufeur with vibration mode or the safety strap mode of tightening up.
4. 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 whether chaufeur falls asleep, and described detecting unit detects at least one feature of described chaufeur image of face, judges whether described feature meets sleeping threshold value;
Use described detecting unit, to judge to drive a conveyance whether run-off-road according to image after described car, described detecting unit is according to lane mark in image after described car and the distance between the described course driven a conveyance, judge whether described distance meets and depart from threshold value, if so, drive a conveyance described in then representing run-off-road;
Use described detecting unit, arround driving a conveyance described in judging according to image after described car, whether have at least one to cross nearly vehicle;
Use Tip element, described Tip element be when judge described chaufeur fall asleep and described in drive a conveyance run-off-road time, send alarm signal;
Use brake control unit, described brake control unit is after receiving described alarm signal when described brake control unit, and drive a conveyance described in controlling when the described rear that drives a conveyance vehicle near without described mistake brake;
Use at least one feature identification of chaufeur image of face described in identity identification unit identification and determine to drive identity, and selecting at least one communication people according to described driving identity;
The record of use satellite positioning unit sends global positioning satellite address during described alarm signal; And
Network connection unit is used to send at least one emergency signal to described communication people.
5. drive method for detecting as claimed in claim 4, it is characterized in that, also comprise:
The vehicle window control device using the air conditioning control device driven a conveyance described in the control of described Tip element to carry out driving a conveyance described in air-conditioning temperature-reducing or control carries out vehicle window unlatching.
6. drive method for detecting as claimed in claim 4, it is characterized in that, also comprise:
When judging that described chaufeur is fallen asleep, the seat driven a conveyance described in the control of described Tip element is used to remind described chaufeur with vibration mode or the safety strap mode of tightening up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210275469.7A CN103569084B (en) | 2012-08-03 | 2012-08-03 | Drive arrangement for detecting and method thereof |
Applications Claiming Priority (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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| Publication Number | Publication Date |
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| CN103569084A CN103569084A (en) | 2014-02-12 |
| CN103569084B true CN103569084B (en) | 2015-12-16 |
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| CN201210275469.7A Expired - Fee Related CN103569084B (en) | 2012-08-03 | 2012-08-03 | Drive arrangement for detecting and method thereof |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711417B (en) * | 2016-01-27 | 2018-05-15 | 上海豪骋机电科技有限公司 | A kind of electric car speed limiting system distinguished based on track |
| CN106127155A (en) * | 2016-06-22 | 2016-11-16 | 广东工业大学 | A kind of driving dangerous discernment method and system |
| US10442429B2 (en) * | 2017-03-30 | 2019-10-15 | Ford Global Technologies, Llc | Wrong-way 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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| DE10258617A1 (en) * | 2002-09-20 | 2004-04-01 | Daimlerchrysler Ag | Method and device for triggering an automatic emergency braking operation of a vehicle |
| CN201716818U (en) * | 2010-01-14 | 2011-01-19 | 高国钧 | Driver doze alarm device |
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| DE10258617A1 (en) * | 2002-09-20 | 2004-04-01 | Daimlerchrysler Ag | Method and device for triggering an automatic emergency braking operation of a vehicle |
| CN201716818U (en) * | 2010-01-14 | 2011-01-19 | 高国钧 | Driver doze alarm device |
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