CN104002807A - Method and system for controlling safe automobile driving - Google Patents
Method and system for controlling safe automobile driving Download PDFInfo
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- CN104002807A CN104002807A CN201410230785.1A CN201410230785A CN104002807A CN 104002807 A CN104002807 A CN 104002807A CN 201410230785 A CN201410230785 A CN 201410230785A CN 104002807 A CN104002807 A CN 104002807A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
- B60W30/09—Taking automatic action to avoid collision, e.g. braking and steering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/20—Conjoint control of vehicle sub-units of different type or different function including control of steering systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2552/00—Input parameters relating to infrastructure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2554/00—Input parameters relating to objects
Abstract
The invention discloses a method and a system for controlling safe automobile driving, relates to the technical field of automobile automatic control and aims at solving the problem of poor protection effect of a protection method by using an airbag on a driver. The method for controlling safe automobile driving comprises the steps of obtaining human face image information of a driver, comparing the human face image information with database information to obtain a comparison result, determining whether the comparison result satisfies a preset condition, if the comparison result satisfies the preset condition, detecting road condition information, determining a driving rule according to the detected road condition information, and controlling the automobile to drive automatically according to the driving rule.
Description
Technical field
The present invention relates to automobile automatic control technology field, relate in particular to a kind of vehicle security drive control method and system.
Background technology
Along with the development of electric technology, the safety of automobile in the time driving is more and more taken seriously, navigating mate can cause many potential safety hazards because of self reason in driving, for example, bow, the details situation such as new line, head left-right rotation, fatigue driving, sight line are blocked, receive calls, answer short message all may cause automobile and driver's potential safety hazard.
In prior art, when automobile bumps or when other are unexpected, is mainly the safety of protecting driver by safety air bag is installed.
In prior art, at least there are the following problems: although safety air bag can be protected the safety of chaufeur to a certain extent, safety air bag is generally all mounted in the inside of automotive trim, will destroy automotive interior structure once start; In addition,, for more serious accident, safety air bag can not play actv. protection effect.
Summary of the invention
Embodiments of the invention provide a kind of vehicle security drive control method and system, can solve and use the protected mode of safety air bag to the poor problem of driver's protection effect.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of vehicle security drive control method, comprising:
Obtain the human face image information of chaufeur;
Contrast according to described human face image information and database information, draw comparing result;
Judge whether described comparing result meets pre-conditioned;
If described comparing result meets described pre-conditioned, detect traffic information;
Determine traffic rule according to the traffic information detecting, according to described traffic rule control automatic driving.
Preferably, described detection traffic information comprises:
Obtain the obstacle information on road by described sonac transmitting super sonic; Or,
Detect the thermoinduction information on road by described thermal infrared sensor; Or,
Obtain the graphicinformation of road by described external camera.
Preferably, the traffic information that described basis detects determines that traffic rule comprises:
Determine on road, whether there is obstacle according to described traffic information;
If there is obstacle on road, choose the traffic rule of evading obstacle;
If there is not obstacle on road, keep the current motoring condition of automobile.
Preferably, described in, choosing the traffic rule of evading obstacle comprises:
If the distance of automobile and obstacle is less than safety distance threshold value, automobile is braked;
If the distance of automobile and obstacle is more than or equal to described safety distance threshold value, controls motor turning and evade described obstacle.
Preferably, the current motoring condition of described maintenance automobile comprises:
Utilize electronic power assist steering system EPS and steering wheel angle sensor SAS to make vehicle keep current vehicle speed and current direction running.
The embodiment of the present invention also provides a kind of vehicle security drive control system, comprises built-in camera, image processing module, judge module and control module, wherein
Described built-in camera is for obtaining the human face image information of chaufeur;
Described human face image information and database information that described image processing module gets according to described built-in camera contrast, and draw comparing result;
The described comparing result that described judge module obtains according to described image processing module, judges whether described comparing result meets pre-conditioned;
If described comparing result meets described pre-conditioned, described control module detects traffic information;
Described control module is determined traffic rule according to the traffic information detecting, according to described traffic rule control automatic driving.
Preferably, described control module comprises sonac, thermal infrared sensor and external camera, and described control module detection traffic information comprises:
Obtain the obstacle information on road by described sonac transmitting super sonic; Or,
Detect the thermoinduction information on road by described thermal infrared sensor; Or,
Obtain the graphicinformation of road by described external camera.
Preferably, described control module also comprises judging unit and traffic rule determining unit, and described control module determines that according to the traffic information detecting traffic rule comprises:
Described judging unit determines on road, whether there is obstacle according to described traffic information;
If there is obstacle on road, described traffic rule determining unit is chosen the traffic rule of evading obstacle;
If there is not obstacle on road, described traffic rule determining unit keeps the current motoring condition of automobile.
Preferably, described traffic rule determining unit is chosen the traffic rule of evading obstacle and is comprised:
If the distance of automobile and obstacle is less than safety distance threshold value, described traffic rule determining unit is braked automobile;
If the distance of automobile and obstacle is more than or equal to described safety distance threshold value, described traffic rule determining unit control motor turning is evaded described obstacle.
Preferably, described traffic rule determining unit keeps the current motoring condition of automobile to comprise:
Utilize electronic power assist steering system EPS and steering wheel angle sensor SAS to make vehicle keep current vehicle speed and current direction running.
Vehicle security drive control system and method that the embodiment of the present invention provides, in use, first detect the headwork of chaufeur by built-in camera, for example bow, come back, head left-right rotation, fatigue driving, sight line is blocked, receive calls, the details actions such as answer short message, when built-in camera detects the human face image information of chaufeur, image processing module by the information and date storehouse detecting, store chaufeur normal driving time face image information contrast, judge whether comparing result meets pre-conditioned, the face image while whether meeting chaufeur normal driving, if comparing result meets pre-conditioned, automobile continues normal driving, if it is pre-conditioned that comparing result does not meet, control module starts to detect traffic information, determines traffic rule according to traffic information, according to the automatic Pilot of traffic rule control automobile.Compare as the means of protection driver's safety with the pooling feature of the safety air bag of available technology adopting; vehicle security drive control system automatically detects, moves, judges, controls in the whole process of driving; uninterrupted its working process; prevent in advance dangerous generation, improve the safety index of vehicle drive and the safety protective effect to driver.
Brief description of the drawings
The method flow diagram that Fig. 1 provides for one embodiment of the invention;
The method flow diagram that Fig. 2 provides for another embodiment of the present invention;
The constructional drawing of the vehicle security drive control system that Fig. 3, Fig. 4 provide for another embodiment of the present invention;
The installation site schematic diagram of the automobile external electronic control device that Fig. 5 provides for one embodiment of the invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present invention vehicle security drive control system and method are described in detail.
A kind of vehicle security drive control method that one embodiment of the present of invention provide, as shown in Figure 1, vehicle security drive control method comprises:
101, obtain the human face image information of chaufeur.
102, contrast according to described human face image information and database information, draw comparing result.
103, judge whether described comparing result meets pre-conditioned.
If it is described pre-conditioned that 104 described comparing results meet, detect traffic information.
105, determine traffic rule according to the traffic information detecting, according to described traffic rule control automatic driving.
Optionally, described detection traffic information comprises:
Obtain the obstacle information on road by described sonac transmitting super sonic; Or,
Detect the thermoinduction information on road by described thermal infrared sensor; Or,
Obtain the graphicinformation of road by described external camera.
Optionally, the traffic information that described basis detects determines that traffic rule comprises:
Determine on road, whether there is obstacle according to described traffic information;
If there is obstacle on road, choose the traffic rule of evading obstacle;
If there is not obstacle on road, keep the current motoring condition of automobile.
Wherein, described in, choosing the traffic rule of evading obstacle comprises:
If the distance of automobile and obstacle is less than safety distance threshold value, automobile is braked;
If the distance of automobile and obstacle is more than or equal to described safety distance threshold value, controls motor turning and evade described obstacle.
Optionally, the current motoring condition of described maintenance automobile comprises:
Utilize electronic power assist steering system EPS and steering wheel angle sensor SAS to make vehicle keep current vehicle speed and current direction running.
The vehicle security drive control method that the embodiment of the present invention provides, in use, first detect the headwork of chaufeur by built-in camera, for example bow, come back, head left-right rotation, fatigue driving, sight line is blocked, receive calls, the details actions such as answer short message, when built-in camera detects the human face image information of chaufeur, the information detecting is passed to judge module by image processing module, judge module by itself and data bank, store chaufeur normal driving time face image information contrast, judge whether comparing result meets pre-conditioned, the face image while whether meeting chaufeur normal driving, if comparing result meets pre-conditioned, automobile continues normal driving, if it is pre-conditioned that comparing result does not meet, control module starts to detect traffic information, determines traffic rule according to traffic information, according to the automatic Pilot of traffic rule control automobile.Compare as the means of protection driver's safety with the pooling feature of the safety air bag of available technology adopting; vehicle security drive control system automatically detects, moves, judges, controls in the whole process of driving; uninterrupted its working process; prevent in advance dangerous generation, improve the safety index of vehicle drive and the safety protective effect to driver.
An alternative embodiment of the invention provides a kind of vehicle security drive control method, and as shown in Figure 2, described method comprises:
201, obtain the human face image information of chaufeur.
202, the face image information while contrasting chaufeur normal driving in described human face image information and data bank.
203, judge whether comparing result meets pre-conditioned, pre-conditioned if comparing result meets, execution step 204; If it is pre-conditioned that comparing result does not meet, execution step 205.
204, detect traffic information.
Concrete, obtain traffic information parameter after starting to detect traffic information, according to traffic information parameter execution step 206.
205, stop detecting traffic information.
206, judge on road whether have obstacle, if there is obstacle on road, execution step 207; If there is not obstacle on road, execution step 208.
207, judge whether automobile and obstacle distance are less than safety distance threshold value, if automobile and obstacle distance are less than safety distance threshold value, execution step 209; If automobile and obstacle distance are more than or equal to safety distance threshold value, execution step 210.
208, keep the current motoring condition of automobile.
209, automobile is braked.
210, control motor turning and evade described obstacle.
In the implementation of above-mentioned steps 204-step 210, need to relate to ancillary system and sensor, specifically comprise: control module is installed on auto body, described control module comprises sonac, thermal infrared sensor and external camera, and described control module detection traffic information comprises: obtain the obstacle information on road by described sonac transmitting super sonic; Or, detect the thermoinduction information on road by described thermal infrared sensor; Or, obtain the graphicinformation of road by described external camera.Concrete, in described control module, be mounted with ancillary system, comprise: FPAS (Front Park Assistant System, front parking assisting system), RPAS (Rear Park Assistant System, rear parking assisting system), BSD (Blind Spot Detection, blind spot detects) and SDG (Side Distance Guard, the warning of car lateral extent).For example, as shown in Figure 5, described sonac is symmetricly set in the front-end and back-end of vehicle body, the sonac that is positioned at body structure in order to car before the both sides obstacle detection of obstacle detection, body forward structure, the sonac that is positioned at body rear end in order to car after both sides obstacle detection and the blind area obstacle detection of obstacle detection, body tail.
The implementation of above-mentioned steps 204-step 210 is as follows: the pedestrian who detects surrounding environment by thermal infrared sensor, animal, heat emitting machine etc., before carrying out car by described external camera, real time status detects, described FPAS is by obstacle detection situation before car, described RPAS is by obstacle detection situation after car, described BSD passes to respectively judge module by blind area obstacle detection situation and described SDG by car lateral extent warning situation, in described system, be provided with according to the danger coefficient of the position of obstacle and distance setting, if there is obstacle, described thermal infrared sensor and external camera disturbance in judgement thing are people, animal, operating locomotive or the lifeless object remaining static, whether described judge module disturbance in judgement thing is in the safe range of default, while exceeding safe range, determine the degree of braking according to the danger coefficient arranging in system, start EPS (Electric Power Steering system, electric boosting steering system), EPB (Electric Park Brake controller, electronic parking controller) and AEB (Auto Emergency Brake system, auto brake system), SAS (Steering Angle Sensor, steering wheel angle sensor) brake, if there is not obstacle in the safety distance in Ji Ce front, the dead ahead of vehicle body, utilize EPS to make vehicle keep speed of a motor vehicle straight-line travelling, in the time that built-in camera detects that chaufeur recovers abnormal driving state, described ancillary system quits work.
Concrete, the principle of work of the vehicle security drive control method that the embodiment of the present invention provides is as follows:
In use, first detect the headwork of chaufeur by built-in camera, for example bow, come back, head left-right rotation, fatigue driving, sight line is blocked, receive calls, the details actions such as answer short message, when built-in camera detects the human face image information of chaufeur, the information detecting is passed to judge module by image processing module, judge module by itself and data bank, store chaufeur normal driving time face image information contrast, judge whether comparing result meets pre-conditioned, the face image while whether meeting chaufeur normal driving, if comparing result meets pre-conditioned, automobile continues normal driving, if it is pre-conditioned that comparing result does not meet, control module starts to detect traffic information, determines traffic rule according to traffic information, according to the automatic Pilot of traffic rule control automobile.Compare as the means of protection driver's safety with the pooling feature of the safety air bag of available technology adopting; vehicle security drive control system automatically detects, moves, judges, controls in the whole process of driving; uninterrupted its working process; prevent in advance dangerous generation, improve the safety index of vehicle drive and the safety protective effect to driver.
An alternative embodiment of the invention provides a kind of vehicle security drive control system, and as shown in Figure 3, vehicle security drive control system comprises:
Built-in camera 31, image processing module 32, judge module 33 and control module 34, wherein,
Described built-in camera 31 is for obtaining the human face image information of chaufeur;
Described human face image information and database information that described image processing module 32 gets according to described built-in camera 31 contrast, and draw comparing result;
The described comparing result that described judge module 33 obtains according to described image processing module 32, judges whether described comparing result meets pre-conditioned;
If described comparing result meets described pre-conditioned, described control module 34 detects traffic information;
Described control module 34 is determined traffic rule according to the traffic information detecting, according to described traffic rule control automatic driving.
Further, as shown in Figure 4, described control module 34 comprises sonac 341, thermal infrared sensor 342 and external camera 343, and described control module 34 detects traffic information and comprises:
Launch super sonic by described sonac 341 and obtain the obstacle information on road; Or,
Detect the thermoinduction information on road by described thermal infrared sensor 342; Or,
Obtain the graphicinformation of road by described external camera 343.
Further, as shown in Figure 4, described control module 34 also comprises judging unit 344 and traffic rule determining unit 345, and described control module 34 determines that according to the traffic information detecting traffic rule comprises:
Described judging unit 344 determines on road, whether there is obstacle according to described traffic information;
If there is obstacle on road, described traffic rule determining unit 345 is chosen the traffic rule of evading obstacle;
If there is not obstacle on road, described traffic rule determining unit 345 keeps the current motoring condition of automobile.
Optionally, described traffic rule determining unit 345 is chosen the traffic rule of evading obstacle and is comprised:
If the distance of automobile and obstacle is less than safety distance threshold value, described traffic rule determining unit 345 is braked automobile;
If the distance of automobile and obstacle is more than or equal to described safety distance threshold value, described traffic rule determining unit 345 is controlled motor turning and is evaded described obstacle.
Optionally, described traffic rule determining unit 345 keeps the current motoring condition of automobile to comprise:
Utilize electronic power assist steering system EPS and steering wheel angle sensor SAS to make vehicle keep current vehicle speed and current direction running.
The vehicle security drive control system 30 that the embodiment of the present invention provides, in use, first detect the headwork of chaufeur by built-in camera 31, for example bow, come back, head left-right rotation, fatigue driving, sight line is blocked, receive calls, the details actions such as answer short message, when built-in camera 31 detects the human face image information of chaufeur, the information detecting is passed to judge module 33 by image processing module 32, judge module 33 by itself and data bank, store chaufeur normal driving time face image information contrast, judge whether comparing result meets pre-conditioned, the face image while whether meeting chaufeur normal driving, if comparing result meets pre-conditioned, automobile continues normal driving, if it is pre-conditioned that comparing result does not meet, control module 34 starts to detect traffic information, determines traffic rule according to traffic information, according to the automatic Pilot of traffic rule control automobile.Compare as the means of protection driver's safety with the pooling feature of the safety air bag of available technology adopting; vehicle security drive control system automatically detects, moves, judges, controls in the whole process of driving; uninterrupted its working process; prevent in advance dangerous generation, improve the safety index of vehicle drive and the safety protective effect to driver.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (10)
1. a vehicle security drive control method, is characterized in that, comprising:
Obtain the human face image information of chaufeur;
Contrast according to described human face image information and database information, draw comparing result;
Judge whether described comparing result meets pre-conditioned;
If described comparing result meets described pre-conditioned, detect traffic information;
Determine traffic rule according to the traffic information detecting, according to described traffic rule control automatic driving.
2. vehicle security drive control method according to claim 1, is characterized in that, described detection traffic information comprises:
Obtain the obstacle information on road by described sonac transmitting super sonic; Or,
Detect the thermoinduction information on road by described thermal infrared sensor; Or,
Obtain the graphicinformation of road by described external camera.
3. vehicle security drive control method according to claim 2, is characterized in that, the traffic information that described basis detects determines that traffic rule comprises:
Determine on road, whether there is obstacle according to described traffic information;
If there is obstacle on road, choose the traffic rule of evading obstacle;
If there is not obstacle on road, keep the current motoring condition of automobile.
4. vehicle security drive control method according to claim 3, is characterized in that, described in choose the traffic rule of evading obstacle and comprise:
If the distance of automobile and obstacle is less than safety distance threshold value, automobile is braked;
If the distance of automobile and obstacle is more than or equal to described safety distance threshold value, controls motor turning and evade described obstacle.
5. vehicle security drive control method according to claim 3, is characterized in that, the current motoring condition of described maintenance automobile comprises:
Utilize electronic power assist steering system EPS and steering wheel angle sensor SAS to make vehicle keep current vehicle speed and current direction running.
6. a vehicle security drive control system, is characterized in that, comprises built-in camera, image processing module, judge module and control module, wherein,
Described built-in camera is for obtaining the human face image information of chaufeur;
Described human face image information and database information that described image processing module gets according to described built-in camera contrast, and draw comparing result;
The described comparing result that described judge module obtains according to described image processing module, judges whether described comparing result meets pre-conditioned;
If described comparing result meets described pre-conditioned, described control module detects traffic information;
Described control module is determined traffic rule according to the traffic information detecting, according to described traffic rule control automatic driving.
7. vehicle security drive control system according to claim 6, is characterized in that, described control module comprises sonac, thermal infrared sensor and external camera, and described control module detection traffic information comprises:
Obtain the obstacle information on road by described sonac transmitting super sonic; Or,
Detect the thermoinduction information on road by described thermal infrared sensor; Or,
Obtain the graphicinformation of road by described external camera.
8. vehicle security drive control system according to claim 7, is characterized in that, described control module also comprises judging unit and traffic rule determining unit, and described control module determines that according to the traffic information detecting traffic rule comprises:
Described judging unit determines on road, whether there is obstacle according to described traffic information;
If there is obstacle on road, described traffic rule determining unit is chosen the traffic rule of evading obstacle;
If there is not obstacle on road, described traffic rule determining unit keeps the current motoring condition of automobile.
9. vehicle security drive control system according to claim 8, is characterized in that, described traffic rule determining unit is chosen the traffic rule of evading obstacle and comprised:
If the distance of automobile and obstacle is less than safety distance threshold value, described traffic rule determining unit is braked automobile;
If the distance of automobile and obstacle is more than or equal to described safety distance threshold value, described traffic rule determining unit control motor turning is evaded described obstacle.
10. vehicle security drive control system according to claim 8, is characterized in that, described traffic rule determining unit keeps the current motoring condition of automobile to comprise:
Utilize electronic power assist steering system EPS and steering wheel angle sensor SAS to make vehicle keep current vehicle speed and current direction running.
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Application publication date: 20140827 |