CN103204161A - Automatic brake system and method for automobile in unmanned state - Google Patents
Automatic brake system and method for automobile in unmanned state Download PDFInfo
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- CN103204161A CN103204161A CN2013101251248A CN201310125124A CN103204161A CN 103204161 A CN103204161 A CN 103204161A CN 2013101251248 A CN2013101251248 A CN 2013101251248A CN 201310125124 A CN201310125124 A CN 201310125124A CN 103204161 A CN103204161 A CN 103204161A
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Abstract
Disclosed is an automatic brake method for an automobile in an unmanned state. The method includes: a processor (124) mounted on the automobile (10) detects an engine (14) of the automobile (10) so as to judge whether the automobile (10) is in a driving state or not; when the automobile (10) is in the driving state, a sensor (120) mounted on the automobile (10) monitors the inside of the automobile (10) so as to obtain monitoring information of the inside of the automobile (10); and when the automobile (10) is in the unmanned state, the processor (124) controls the engine (14) of the automobile (10) to stop running and controls a brake system (16) of the automobile (10) to brake the automobile (10). The invention further provides an automatic brake system for the automobile in the unmanned state. By the aid of the method and the system, when the automobile is in the unmanned state, the automobile is braked timely to guarantee driving safety and prevent accidents.
Description
Technical field
The present invention relates to brake system of car and method, relate in particular to a kind of automobile driverless operation state auto brake system and method.
Background technology
Along with improving constantly of living standards of the people, the owning amount of vehicle increases year by year.Current, vehicle drive safety has become one of social focus.In order to improve driving safety, various safety devices can be installed at vehicle by the vehicle manufacturer, for example at vehicle safety air bag are installed, and eject safety air bag with the safety of protection chaufeur when collision happens.Yet in vehicle traveling process, chaufeur for example is thrown out of car outward or has jumped car sometimes because running into unforeseen circumstances, meets the ruffian on occasion and dozes off at fight uncontrollable vehicle or driver fatigue.At this time automobile will be in the driverless operation state, as untimely braking automobile be wrecked, but also can bring disaster to the facility of pedestrian and road periphery, and then cause the loss of lives and properties.
Summary of the invention
In view of this, be necessary to provide a kind of automobile driverless operation state auto brake system, it can work as vehicle when being in the driverless operation state, in time vehicle is braked, and guarantees driving safety, and the accident that prevents takes place.
In addition, also be necessary to provide a kind of automobile driverless operation state autobrake method, can work as vehicle when being in the driverless operation state, in time vehicle is braked, guarantee driving safety, the accident that prevents takes place.
The invention provides a kind of automobile driverless operation state auto brake system, this automobile driverless operation state auto brake system is installed on the vehicle (10), this system comprises: treater (124), be used for the driving engine (14) of vehicle (10) is detected, whether be in motoring condition to judge vehicle (10); Sensor (120) is used for vehicle (10) inside being monitored, to obtain the monitor message of vehicle (10) inside when vehicle (10) when being in motoring condition; Described treater (124), also be used for judging according to the inner monitor message of the vehicle that obtains (10) whether vehicle (10) is in the driverless operation state, and when described vehicle (10) was in the driverless operation state, the driving engine (14) of control vehicle (10) brake system (16) out of service and control vehicle (10) was braked vehicle (10).
A kind of automobile driverless operation state autobrake method, this method comprises: the treater (124) that is installed on the vehicle (10) detects the driving engine (14) of vehicle (10), whether is in motoring condition to judge vehicle (10); When vehicle (10) when being in motoring condition, the sensor (120) that is installed on the vehicle (10) is monitored vehicle (10) inside, to obtain the inner monitor message of vehicle (10); Described treater (124) judges according to the inner monitor message of the vehicle that obtains (10) whether vehicle (10) is in the driverless operation state; When described vehicle (10) was in the driverless operation state, the driving engine (14) of described treater (124) control vehicle (10) brake system (16) out of service and control vehicle (10) was braked vehicle (10).
Beneficial effect of the present invention is, by sensor vehicle interior is monitored, to obtain the monitor message of vehicle interior, and when judging according to monitor message whether vehicle is in the driverless operation state, and when vehicle is in the driverless operation state, vehicle is braked, guaranteed driving safety, the accident that prevents takes place.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification sheets, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the Organization Chart that the vehicle of automobile driverless operation state auto brake system is installed in the embodiment of the invention.
Fig. 2 is the structural representation that each parts of automobile driverless operation state auto brake system in the embodiment of the invention are installed on the particular location of vehicle.
Fig. 3 is the diagram of circuit of automobile driverless operation state autobrake method in the embodiment of the invention.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to the specific embodiment of the present invention, structure, feature and effect thereof, describe in detail as after.
As shown in Figure 1, be the Organization Chart that the vehicle of automobile driverless operation state auto brake system is installed in the embodiment of the invention.Described vehicle 10 can be, but be not limited to vehicles such as car, pick up, passenger vehicle and truck.This vehicle 10 comprises automobile driverless operation state auto brake system 12, driving engine 14 and brake system 16.The parts of forming this automobile driverless operation state auto brake system 12 comprise sensor 120 and treater 124, and wherein, described sensor 120 is connected with described treater 124, and described treater 124 also is connected with driving engine 14 and brake system 16.This automobile driverless operation state auto brake system 12 is used for vehicle 10 is monitored, and when vehicle 10 is in the driverless operation state, vehicle 10 is braked, and guarantees driving safety.
As shown in Figure 2, be the structural representation that each parts of automobile driverless operation state auto brake system among Fig. 1 of the present invention are installed on the particular location of vehicle.
Described vehicle 10 comprises that also driver's seat 18, Front Windshield frame crossbeam 20, bearing circle 22 and other form vehicle 10, but not shown in figure 2 parts (as, wheel, gauge panel etc.).
Described sensor 120 is used for vehicle 10 inside being monitored, to obtain the monitor message of vehicle 10 inside when vehicle 10 is in motoring condition.Described monitor message comprises on the pressure information of image, driver's seat 18 of vehicle 10 inside or the bearing circle 22 touch information.
Need to prove that described sensor 120 can be one, also can be a plurality of.In this preferred embodiment, described sensor 120 is three, is respectively human eye tracing sensor 120, weight sensor 120 and hand touch sensor 120.
Wherein, described human eye tracing sensor 120 is installed on the Front Windshield frame crossbeam 20, is used for taking the image of vehicle 10 inside.In addition, the position that described human eye tracing sensor 120 is installed is fixed, and that is to say that human eye tracing sensor 120 captured images all come out in same angle shot.In this preferred embodiment, described human eye tracing sensor 120 faces driver's seat, generally speaking, if there are not abnormal condition to take place, comprise the chaufeur head portrait in the image of vehicle 10 inside that described human eye tracing sensor 120 is captured, and the chaufeur head portrait is in the fixed range of image.
Described weight sensor 120 is installed on the driver's seat 18, be used for obtaining the pressure information of driver's seat 18, particularly, when chaufeur is sitting on the driver's seat 18, because driver weight can produce pressure to driver's seat 18, weight sensor 120 is sensed described pressure, thereby obtain a force value, described force value is exactly the pressure information that weight sensor 120 obtains.Generally speaking, if there are not abnormal condition to take place, during chaufeur normal driving vehicle (10), described force value can be within a fixing scope, if weight sensor 120 monitors the scope that pressure information on the driver's seat 18 surpasses said fixing, then showing has abnormal condition to take place.
Described treater 124 can be installed on the optional position of vehicle 10, and for example, this treater 124 can be installed on the midway location of vehicle 10, also can be installed on the afterbody of vehicle 10.This treater 124 was used for before 120 pairs of vehicle 10 inside of sensor are monitored, transmitting set 14 is detected, judge whether driving engine 14 is in running state, and judge according to the running state of driving engine 14 whether vehicle 10 is in motoring condition (that is, whether vehicle 10 is travelling).If vehicle 10 is in motoring condition, then start sensor 120, so that vehicle 10 inside are monitored.Described treater 124 can be, but is not limited to, and electronic control unit (Electronic Control Unit, ECU).
Described treater 124 also is used for receiving the inner monitor message of vehicle (10) that the sensor 120 obtains, and judges whether vehicle (10) is in the driverless operation state.
Particularly, when described monitor message is the image of vehicle 10 inside, described treater 124 is compared the standard picture that stores in the image of described vehicle 10 inside and this treater 124, if do not comprise the chaufeur head portrait in the image of described vehicle 10 inside, or the position of chaufeur head portrait in the image of described vehicle 10 inside be within fixed range, and then described treater 124 judges that described vehicle 10 is in the driverless operation state.
When described monitor message is the pressure information of driver's seat 18, described treater (124) judges that described pressure information is whether within the range of pressure of setting, if within the range of pressure of setting, then treater (124) does not judge that described vehicle (10) is in the driverless operation state to the pressure information of described driver's seat 18.Particularly, suppose that the range of pressure of setting is that 115 kilograms of every sq ms (kg/sm) are to 120kg/sm, when if the pressure information that weight sensor 120 is sensed is 100kg/sm or 140kg/sm, show that chaufeur has abnormal condition to take place when driving this vehicle, treater 124 judges that described vehicle 10 is in the driverless operation state.
When described monitor message is touch information on the bearing circle 22, whether described treater 124 is analyzed described touch information has touch direction dish 22 with the hand of judging chaufeur, if the result who analyzes does not have touch direction dish 22 and surpasses the regular hour for the hand of chaufeur, then described treater 124 judges that vehicle 10 is in the driverless operation state.Particularly, described treater 124 reads described touch information, if the numeral in the touch information that reads is " 01 ", shows that then the hand of chaufeur touches bearing circle 122.If the numeral in the touch information that reads is " 00 ", show that then the hand of chaufeur does not touch bearing circle 22, at this moment, treater 124 judges that vehicle 10 is in the driverless operation state.In addition, treater 124 is also introduced time factor and is judged, for example, if the numeral in the touch information that reads is " 00 ", and time length surpasses the regular hour (for example, 5 seconds), and then treater (124) judges that described vehicle (10) is in the driverless operation state.
Described treater 124 also is used for when described vehicle 10 is judged to be the driverless operation state, and driving engine 14 16 pairs of vehicles 10 of brake system out of service and control vehicle 10 of control vehicle 10 are braked.
Fig. 3 is the diagram of circuit of automobile driverless operation state autobrake method in the embodiment of the invention.
Step S10,124 pairs of transmitting sets 14 of treater detect, and judge whether driving engine 14 is in running state, and judge according to the running state of driving engine 14 whether vehicle 10 is in motoring condition (that is, whether vehicle 10 is travelling).If transmitting set 14 is in running state, flow process enters step S20, is not in running state as if transmitting set 14, then direct process ends.Described treater 124 can be, but is not limited to, and electronic control unit (Electronic Control Unit, ECU).
Step S20, when vehicle 10 was in motoring condition, 120 pairs of vehicle 10 inside of described sensor were monitored, to obtain the monitor message of vehicle 10 inside.Described monitor message comprises on the pressure information of image, driver's seat 18 of vehicle 10 inside or the bearing circle 22 touch information.
Need to prove that described sensor 120 can be one, also can be a plurality of.In this preferred embodiment, described sensor 120 is three, is respectively human eye tracing sensor 120, weight sensor 120 and hand touch sensor 120.
Wherein, described human eye tracing sensor 120 is installed on the Front Windshield frame crossbeam 20, is used for taking the image of vehicle 10 inside.In addition, the position that described human eye tracing sensor 120 is installed is fixed, and that is to say that human eye tracing sensor 120 captured images all come out in same angle shot.In this preferred embodiment, described human eye tracing sensor 120 faces driver's seat, generally speaking, if there are not abnormal condition to take place, comprises the chaufeur head portrait in the image of vehicle 10 inside that described human eye tracing sensor 120 is captured.
Described weight sensor 120 is installed on the driver's seat 18, be used for obtaining the pressure information of driver's seat 18, particularly, when chaufeur is sitting on the driver's seat 18, because driver weight can produce pressure to driver's seat 18, weight sensor 120 is sensed described pressure, thereby obtain a force value, described force value is exactly the pressure information that weight sensor 120 obtains.Generally speaking, if there are not abnormal condition to take place, during chaufeur normal driving vehicle (10), described force value can be within a fixing scope, if weight sensor 120 monitors the scope that pressure information on the driver's seat 18 surpasses said fixing, then showing has abnormal condition to take place.
Step S30, described treater 124 receives the inner monitor message of vehicle (10) that the sensor 120 obtains, and judges whether vehicle (10) is in the driverless operation state.
Particularly, when described monitor message is the image of vehicle 10 inside, described treater 124 is compared the standard picture that stores in the image of described vehicle 10 inside and this treater 124, if do not comprise the chaufeur head portrait in the image of described vehicle 10 inside, or the position of chaufeur head portrait in the image of described vehicle 10 inside be within fixed range, and then described treater 124 judges that described vehicle 10 is in the driverless operation state.
When described monitor message is the pressure information of driver's seat 18, described treater (124) judges that described pressure information is whether within the range of pressure of setting, if within the range of pressure of setting, then treater (124) does not judge that described vehicle (10) is in the driverless operation state to the pressure information of described driver's seat 18.Particularly, suppose that the range of pressure of setting is that 115 kilograms of every sq ms (kg/sm) are to 120kg/sm, when if the pressure information that weight sensor 120 is sensed is 100kg/sm or 140kg/sm, show that chaufeur has abnormal condition to take place when driving this vehicle, treater 124 judges that described vehicle 10 is in the driverless operation state.
When described monitor message is touch information on the bearing circle 22, whether described treater 124 is analyzed described touch information has touch direction dish 22 with the hand of judging chaufeur, if the result who analyzes does not have touch direction dish 22 and surpasses the regular hour for the hand of chaufeur, then described treater 124 judges that vehicle 10 is in the driverless operation state.Particularly, described treater 124 reads described touch information, if the numeral in the touch information that reads is " 01 ", shows that then the hand of chaufeur touches bearing circle 122.If the numeral in the touch information that reads is " 00 ", show that then the hand of chaufeur does not touch bearing circle 22, at this moment, treater 124 judges that vehicle 10 is in the driverless operation state.In addition, treater 124 is also introduced time factor and is judged, for example, if the numeral in the touch information that reads is " 00 ", and time length surpasses the regular hour (for example, 5 seconds), and then treater (124) judges that described vehicle (10) is in the driverless operation state.
Step S40, when described vehicle 10 was judged to be the driverless operation state, driving engine 14 16 pairs of vehicles 10 of brake system out of service and control vehicle 10 of described treater 124 control vehicles 10 were braked.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (12)
1. automobile driverless operation state auto brake system, this automobile driverless operation state auto brake system is installed on the vehicle (10), and this system comprises:
Treater (124) is used for the driving engine (14) of vehicle (10) is detected, and whether is in motoring condition to judge vehicle (10);
Sensor (120) is used for vehicle (10) inside being monitored, to obtain the monitor message of vehicle (10) inside when vehicle (10) when being in motoring condition; And
Described treater (124), also be used for judging according to the inner monitor message of the vehicle that obtains (10) whether vehicle (10) is in the driverless operation state, and when described vehicle (10) was in the driverless operation state, the driving engine (14) of control vehicle (10) brake system (16) out of service and control vehicle (10) was braked vehicle (10).
2. automobile driverless operation state auto brake system as claimed in claim 1 is characterized in that: the inner monitor message of described vehicle (10) comprises image, the pressure information of driver's seat (18) or the touch information on the bearing circle (22) that vehicle (10) is inner.
3. automobile driverless operation state auto brake system as claimed in claim 1 or 2, it is characterized in that: described sensor (14) comprises the human eye tracing sensor (120) that is installed on vehicle (10) the Front Windshield frame crossbeam (20), be installed on the weight sensor on vehicle driver's seat (18) or be installed on vehicle and drive hand touch sensor (120) on the bearing circle (22), wherein, human eye tracing sensor (120) is used for obtaining the inner image of described vehicle (10), weight sensor (120) is used for obtaining the pressure information of described driver's seat (18), and hand touch sensor (120) is used for obtaining the touch information on the described bearing circle (22).
4. automobile driverless operation state auto brake system as claimed in claim 1 or 2, it is characterized in that: when the inner monitor message of described vehicle (10) is the image of vehicle (10) inside, the standard picture that stores in the image that described treater (124) is inner with described vehicle (10) and this treater (124) is compared, if do not comprise the chaufeur head portrait in the image of described vehicle (10) inside, or the position of chaufeur head portrait in the inner image of described vehicle (10) be within fixed range, and then described treater (124) judges that described vehicle (10) is in the driverless operation state.
5. automobile driverless operation state auto brake system as claimed in claim 1 or 2, it is characterized in that: when the inner monitor message of described vehicle (10) is the pressure information of driver's seat, described treater (124) judges that described pressure information is whether within the scope of setting, if within the range of pressure of setting, then treater (124) does not judge that described vehicle (10) is in the driverless operation state to the pressure information of described driver's seat (18).
6. automobile driverless operation state auto brake system as claimed in claim 1 or 2, it is characterized in that: when the inner monitor message of described vehicle (10) is touch information on the bearing circle (22), whether described treater (124) is analyzed described touch information has touch direction dish (22) with the hand of judging chaufeur, if the result who analyzes does not have touch direction dish (22) and surpasses the regular hour for the hand of chaufeur, then described treater (124) judges that vehicle (10) is in the driverless operation state.
7. automobile driverless operation state autobrake method, this method comprises:
The treater (124) that is installed on the vehicle (10) detects the driving engine (14) of vehicle (10), whether is in motoring condition to judge vehicle (10);
When vehicle (10) when being in motoring condition, the sensor (120) that is installed on the vehicle (10) is monitored vehicle (10) inside, to obtain the inner monitor message of vehicle (10);
Described treater (124) judges according to the inner monitor message of the vehicle that obtains (10) whether vehicle (10) is in the driverless operation state; And
When described vehicle (10) was in the driverless operation state, the driving engine (14) of described treater (124) control vehicle (10) brake system (16) out of service and control vehicle (10) was braked vehicle (10).
8. automobile driverless operation state autobrake method as claimed in claim 7 is characterized in that: the inner monitor message of described vehicle (10) comprises image, the pressure information of driver's seat (18) or the touch information on the bearing circle (22) that vehicle (10) is inner.
9. as claim 7 or 8 described automobile driverless operation state autobrake methods, it is characterized in that: described sensor (14) comprises the human eye tracing sensor (120) that is installed on vehicle (10) the Front Windshield frame crossbeam, be installed on the weight sensor on vehicle driver's seat (18) or be installed on vehicle and drive hand touch sensor (120) on the bearing circle (22), wherein, human eye tracing sensor (120) is used for taking the inner image of vehicle (10), weight sensor (120) is used for obtaining the pressure information of driver's seat (18), and hand touch sensor (120) is used for obtaining the touch information on the bearing circle (22).
10. as claim 7 or 8 described automobile driverless operation state autobrake methods, it is characterized in that: when the inner monitor message of described vehicle (10) is the image of vehicle (10) inside, the standard picture that stores in the image that described treater (124) is inner with described vehicle (10) and this treater (124) is compared, if do not comprise the chaufeur head portrait in the image of described vehicle (10) inside, or the position of chaufeur head portrait in the inner image of described vehicle (10) be within fixed range, and then described treater (124) judges that described vehicle (10) is in the driverless operation state.
11. as claim 7 or 8 described automobile driverless operation state autobrake methods, it is characterized in that: when the inner monitor message of described vehicle (10) is the pressure information of driver's seat (18), described treater (124) judges that described pressure information is whether within the scope of setting, if within the range of pressure of setting, then treater (124) does not judge that described vehicle (10) is in the driverless operation state to the pressure information of described driver's seat (18).
12. as claim 7 or 8 described automobile driverless operation state autobrake methods, it is characterized in that: it is characterized in that: when the inner monitor message of described vehicle (10) is touch information on the bearing circle (22), whether described treater (124) is analyzed described touch information has touch direction dish (22) with the hand of judging chaufeur, if the result who analyzes does not have touch direction dish (22) and surpasses the regular hour for the hand of chaufeur, then described treater (124) judges that vehicle (10) is in the driverless operation state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101251248A CN103204161A (en) | 2013-04-11 | 2013-04-11 | Automatic brake system and method for automobile in unmanned state |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101251248A CN103204161A (en) | 2013-04-11 | 2013-04-11 | Automatic brake system and method for automobile in unmanned state |
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| CN103204161A true CN103204161A (en) | 2013-07-17 |
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| CN2013101251248A Pending CN103204161A (en) | 2013-04-11 | 2013-04-11 | Automatic brake system and method for automobile in unmanned state |
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| CN103383266A (en) * | 2013-07-26 | 2013-11-06 | 洛阳理工学院 | Vehicle-mounted artificial intelligence system based on dynamic image recognition |
| CN109991018A (en) * | 2019-05-05 | 2019-07-09 | 中国汽车工程研究院股份有限公司 | A kind of driver's multisensor coupling automatic driving vehicle discloses road test method |
| CN110481630A (en) * | 2019-08-21 | 2019-11-22 | 同济大学 | A kind of steering wheel and exchange method based on electronic skin technology |
| CN111275208A (en) * | 2018-12-04 | 2020-06-12 | 吉利汽车研究院（宁波）有限公司 | Vehicle maintenance reminding system and method |
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Application publication date: 20130717 |