CN102717771B - Prewarning device used on automobile and prewarning method thereof - Google Patents
Prewarning device used on automobile and prewarning method thereof Download PDFInfo
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- CN102717771B CN102717771B CN201210204854.2A CN201210204854A CN102717771B CN 102717771 B CN102717771 B CN 102717771B CN 201210204854 A CN201210204854 A CN 201210204854A CN 102717771 B CN102717771 B CN 102717771B
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Abstract
The invention discloses a prewarning device used on an automobile and a prewarning method thereof. The prewarning device comprises an information acquisition module, an information processing module and a warning module, wherein the information acquisition module is used for acquiring road condition image information in the front angular field of the automobile in a real-time manner; the information acquisition module is in communication connection with the information processing module; the information processing module is in communication connection with the warning module; the information processing module is connected with a CAN (Controller Area Network) bus of the automobile; and the prewarning device can remind a driver of the automobile of the front potential hazards and can give pre-operation information according to different danger level information. The prewarning device acquires the road condition information in front of the automobile, then rebuilds a three dimensional road model and compartmentalizes different danger level information according to road condition image information, reminds the driver of the automobile of the front potential hazards and gives the pre-operation information through the warning module, and improves the safety during the running process of the automobile.
Description
Technical field
The present invention relates to the security fields of automobile, relate in particular to a kind of prior-warning device for automobile and method for early warning thereof.
Background technology
At present, the safe early warning mode that automobile night driving adopts is a lot, but its accuracy is all not high enough, and real-time is poor.Progressively raising along with people's living standard, automobile pollution continues to increase, and user is more and more higher to the security requirement of running, the traffic safety technology of automobile is also developed,, there is the traffic safety forewarn system based on radar, laser, the first-class multiple detection mode of CCD shooting in the active safety technology of particularly driving a vehicle.
But the accuracy of existing running safe early warning mode is not high, particularly in the environment driving of misty rain, night, and the reliability of its early warning and real-time all inadequate.In addition, because chaufeur itself exists certain subjectivity to the judgement of traveling state of vehicle, the place ahead road conditions and early warning information, make the judgement of potential danger not accurate enough, objective, thereby also reduced to a certain extent the early warning effect of running safety, bring potential danger to chaufeur, passenger and third party, easily cause the loss that chaufeur, passenger and third party are larger.
As can be seen here, prior art needs further improvement and develops.
Summary of the invention
The present invention provides a kind of prior-warning device for automobile and method for early warning thereof for solving above-mentioned defect of the prior art, to improve the safety in running process.
For solving the problems of the technologies described above, the present invention program comprises:
A kind of prior-warning device for automobile, it comprises the information acquisition module for Real-time Collection vehicle front angle of field road conditions graphicinformation, wherein, described prior-warning device also comprises message processing module and alarm module, described information acquisition module and the communication connection of described message processing module, described message processing module and the communication connection of described alarm module, described message processing module is connected with automobile CAN-bus;
Described message processing module, for receiving the vehicle front angle of field road conditions graphicinformation of described Real-time Collection, carries out three-dimensional road Model Reconstruction and divides different hazard level information, and by described different hazard level communications to described alarm module;
Described alarm module is used for according to described different hazard level information reminding automobile driver the place ahead potential dangers and provides pre-operation information.
Described prior-warning device, wherein, described message processing module adopts two dimensional image to carry out described three-dimensional road Model Reconstruction, divide a plurality of different regions, and is positioned in conjunction with potential danger object the different hazard level information that corresponding region identifies described potential danger object.
Described prior-warning device, wherein, described alarm module adopts corresponding color or the corresponding different hazard level information of respective frequencies auditory tone cues.
Described prior-warning device, wherein, described information acquisition module is one or more combinations in infrared camera, CCD camera, CMOS camera or Laser video camera head.
For a method for early warning for automobile, it comprises the following steps:
The road conditions graphicinformation of A, Real-time Collection vehicle front angle of field;
B, according to described road conditions graphicinformation, carry out three-dimensional road Model Reconstruction and divide different hazard level information, and according to described different hazard level information reminding automobile driver the place ahead potential dangers and provide pre-operation information.
Described method for early warning, wherein, also comprises in described steps A and adopts information acquisition module to gather described road conditions graphicinformation.
Described method for early warning, wherein, described step B also comprises that message processing module adopts two dimensional image to carry out described three-dimensional road Model Reconstruction, divide a plurality of different regions, and is positioned in conjunction with potential danger object the hazard level information that corresponding region identifies described potential danger object.
Described method for early warning, wherein, described step B also comprises employing alarm module according to described different hazard level information reminding automobile driver the place ahead potential dangers and provides pre-operation information.
Described method for early warning, wherein, described step B also comprises a plurality of different hazard level information of described message processing module division, described alarm module employing corresponding color or respective frequencies sound are corresponding from described a plurality of different hazard level information.
Described method for early warning, wherein, described hazard level is one between Pyatyi, and its every grade warning color is respectively a kind of in RGB color table, or a kind of in its every grade distinguishable audio frequency of warning sound behaviour ear.
Described method for early warning, wherein, described information acquisition module is one or more combinations in infrared camera, CCD camera, CMOS camera or Laser video camera head.
The invention provides a kind of prior-warning device for automobile and method for early warning thereof, adopt the modular construction of information acquisition module, message processing module and alarm module, gather in real time the traffic information of vehicle front, then according to described road conditions graphicinformation, carry out three-dimensional road Model Reconstruction and divide different hazard level information, by alarm module, remind automobile driver the place ahead potential danger and provide pre-operation information, reduce the probability of automobile driver false judgment, improved the safety in running process.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior-warning device in the present invention;
Fig. 2 is the schematic flow sheet of method for early warning in the present invention;
Fig. 3 is the concrete schematic flow sheet of method for early warning in the present invention.
The specific embodiment
The invention provides a kind of prior-warning device for automobile and method for early warning thereof, in order to make object of the present invention, technical scheme and advantage clearer, clear and definite, below with reference to accompanying drawing and embodiment, the present invention is described in more detail.
The invention provides a kind of prior-warning device for automobile, as shown in Figure 1, described prior-warning device comprises the information acquisition module 101 for Real-time Collection vehicle front angle of field road conditions image, and described prior-warning device also comprises message processing module 102 and alarm module 103, described information acquisition module 101 and described message processing module 102 communication connections, described message processing module 102 and described alarm module 103 communication connections, described message processing module 102 is connected with automobile CAN-bus 104, carry out the analyzing and processing of image, identify road and potential danger object.
Described message processing module 102 is for receiving the vehicle front angle of field road conditions graphicinformation of described Real-time Collection, carry out three-dimensional road Model Reconstruction and divide different hazard level information, and by described different hazard level communications to described alarm module 103, such as described message processing module 102 can be divided into three degree by different hazard level information, hazard level is low, in hazard level and hazard level high.
Described alarm module 103 is for according to described different hazard level information reminding automobile driver the place ahead potential dangers and provide pre-operation information, such as described alarm module 103 can be warned according to described different hazard level information, can be low according to hazard level, in hazard level and the high information of hazard level carry out correspondence prompting, and provide corresponding pre-operation information.
Of the present invention another is preferably in embodiment, described message processing module 102 adopts two dimensional image to carry out described three-dimensional road Model Reconstruction, and carry out the division of image-region in conjunction with described information acquisition module 101 installation sites and imaging relations, such as dividing three different regions, then the position in conjunction with potential danger object is positioned at each zones of different, provide the different hazard levels of each potential danger object, thus the hazard level information in clear and definite regional.
And described alarm module 103 adopts corresponding color or the corresponding different hazard level information of respective frequencies auditory tone cues.Such as described message processing module 102 by different hazard level information be divided into that hazard level is high, in hazard level and three degree such as hazard level is low, described alarm module 103 adopts red, yellow and green three kinds of colors corresponding with it respectively, or adopt high-frequency sound, intermediate frequency sound corresponding with it with low-frequency sound, be that red corresponding hazard level is high, in yellow corresponding hazard level, green corresponding hazard level is low; Or the corresponding hazard level of high-frequency sound is high, in the corresponding hazard level of intermediate frequency sound, the corresponding hazard level of low-frequency sound is low; Thereby remind in real time the danger of automobile driver vehicle front, automobile driver is operated accordingly.
Further, described information acquisition module 101 is one or more combinations in infrared camera, CCD camera, CMOS camera or Laser video camera head, the place ahead angle of field of advancing according to automobile can be arranged on automobile front face position by described camera, the road conditions graphicinformation that is fan-shaped collection vehicle front, has guaranteed real-time, objectivity and the integraty of information.
The invention provides a kind of method for early warning for automobile, as shown in Figure 2, it comprises the following steps:
Step 201: the road conditions graphicinformation of Real-time Collection vehicle front angle of field;
Step 202: according to described road conditions graphicinformation, carry out three-dimensional road Model Reconstruction and divide different hazard level information, and according to described different hazard level information reminding automobile driver the place ahead potential dangers and provide pre-operation information.Make chaufeur carry out corresponding operating according to the road conditions graphicinformation of vehicle front angle of field, reduced the probability of automobile driver false judgment, improved the safety in running process.
Further, in described step 201, also comprise and adopt information acquisition module 101 to gather described road conditions graphicinformation.
Further, described step 202 also comprises that message processing module 102 adopts two dimensional image to carry out described three-dimensional road Model Reconstruction, divide a plurality of different regions, and is positioned in conjunction with potential danger object the hazard level information that corresponding region identifies described potential danger object.
Further, described step 202 also comprises employing alarm module 103 according to described different hazard level information reminding automobile driver the place ahead potential dangers and provides pre-operation information.
Further, described step 202 also comprises a plurality of different hazard level information of described message processing module 102 division, and described alarm module 103 employing corresponding color or respective frequencies sound are corresponding from the region of described a plurality of different hazard levels.Such as dividing three different regions, then the position in conjunction with potential danger object is positioned at each zones of different, provides the different hazard levels of each potential danger object, thus the hazard level information in clear and definite regional.And described alarm module 103 adopts corresponding color or the corresponding different hazard level information of respective frequencies auditory tone cues.Such as described message processing module 102 by different hazard level information be divided into that hazard level is high, in hazard level and three degree such as hazard level is low, described alarm module 103 adopts red, yellow and green three kinds of colors corresponding with it respectively, or adopt high-frequency sound, intermediate frequency sound corresponding with it with low-frequency sound, be that red corresponding hazard level is high, in yellow corresponding hazard level, green corresponding hazard level is low; Or the corresponding hazard level of high-frequency sound is high, in the corresponding hazard level of intermediate frequency sound, the corresponding hazard level of low-frequency sound is low.
Further, described information acquisition module 101 is one or more combinations in infrared camera, CCD camera, CMOS camera or Laser video camera head, the place ahead angle of field of advancing according to automobile can be arranged on automobile front face position by described camera, the road conditions graphicinformation that is fan-shaped collection vehicle front, has guaranteed real-time, objectivity and the integraty of information.
For method for early warning of the present invention is more at large described, as shown in Figure 3, it specifically comprises the following steps:
Step 301: the road conditions graphicinformation of Real-time Collection vehicle front angle of field;
Step 302: carry out road markings according to image, adopt two dimensional image to carry out described three-dimensional road Model Reconstruction;
Step 303: detect and judge whether the object that is potentially dangerous, if NO, do not process; If yes, proceed to next step;
Step 304: divide a plurality of different regions, and identify each potential danger object in described a plurality of zoness of different;
Step 305: be positioned at corresponding region in conjunction with potential danger object, calculate the hazard level of each potential danger object, and identify its hazard level information;
Step 306: according to corresponding hazard level information reminding automobile driver and provide pre-operation information.
Should be understood that; the above-mentioned description for preferred embodiment is comparatively detailed; can not therefore think the restriction to scope of patent protection of the present invention; those of ordinary skill in the art is under enlightenment of the present invention; do not departing from the scope situation that the claims in the present invention protect; can also make the various deformation such as replacement, simple combination, within these all fall into protection scope of the present invention, the scope of asking for protection of the present invention should be as the criterion with claims.
Claims (8)
1. the prior-warning device for automobile, it comprises the information acquisition module for Real-time Collection vehicle front angle of field road conditions graphicinformation, it is characterized in that, described prior-warning device also comprises message processing module and alarm module, described information acquisition module and the communication connection of described message processing module, described message processing module and the communication connection of described alarm module, described message processing module is connected with automobile CAN-bus;
Described message processing module, for receiving the vehicle front angle of field road conditions graphicinformation of described Real-time Collection, carries out three-dimensional road Model Reconstruction and divides different hazard level information, and by described different hazard level communications to described alarm module;
Described alarm module is used for according to described different hazard level information reminding automobile driver the place ahead potential dangers and provides pre-operation information;
Described message processing module adopts two dimensional image to carry out described three-dimensional road Model Reconstruction, divide a plurality of different regions, and is positioned in conjunction with potential danger object the hazard level information that corresponding region identifies described potential danger object.
2. prior-warning device according to claim 1, is characterized in that, described alarm module adopts corresponding color or the corresponding different hazard level information of respective frequencies auditory tone cues.
3. prior-warning device according to claim 1, is characterized in that, described information acquisition module is one or more combinations in infrared camera, CCD camera, CMOS camera or Laser video camera head.
4. for a method for early warning for automobile, it comprises the following steps:
The road conditions graphicinformation of A, Real-time Collection vehicle front angle of field;
B, according to described road conditions graphicinformation, carry out three-dimensional road Model Reconstruction and divide different hazard level information, and according to described different hazard level information reminding automobile driver the place ahead potential dangers and provide pre-operation information;
Described step B also comprises that message processing module adopts two dimensional image to carry out described three-dimensional road Model Reconstruction, divide a plurality of different regions, and is positioned in conjunction with potential danger object the hazard level information that corresponding region identifies described potential danger object.
5. method for early warning according to claim 4, is characterized in that, described step B also comprises employing alarm module according to described different hazard level information reminding automobile driver the place ahead potential dangers and provides pre-operation information.
6. method for early warning according to claim 5, it is characterized in that, described step B also comprises a plurality of different hazard level information of described message processing module division, and described alarm module employing corresponding color or respective frequencies sound are corresponding from described a plurality of different hazard level information.
7. method for early warning according to claim 6, is characterized in that, described hazard level is one between Pyatyi, and its every grade warning color is respectively a kind of in RGB color table, or a kind of in its every grade distinguishable audio frequency of warning sound behaviour ear.
8. method for early warning according to claim 4, is characterized in that, described information acquisition module is one or more combinations in infrared camera, CCD camera, CMOS camera or Laser video camera head.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105788311A (en) * | 2014-12-26 | 2016-07-20 | 比亚迪股份有限公司 | Vehicle safety early warning method, apparatus and vehicle |
| CN104900088A (en) * | 2015-05-22 | 2015-09-09 | 桂林电子科技大学 | Pre-warning system used for curve vehicle crossing pre-warning |
| CN105015411B (en) * | 2015-07-03 | 2018-04-24 | 河南工业技术研究院 | A kind of automobile microwave radar anti-collision early warning method and system based on video fusion |
| CN105564436A (en) * | 2016-02-24 | 2016-05-11 | 深圳市中天安驰有限责任公司 | Advanced driver assistance system |
| CN105869421A (en) * | 2016-06-13 | 2016-08-17 | 乐视控股（北京）有限公司 | Method and device for processing abnormal road condition information and vehicle |
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| CN1862620A (en) * | 2006-06-12 | 2006-11-15 | 黄席樾 | Intelligent detecting prewarning method for expressway automobile running and prewaring system thereof |
| CN1916562A (en) * | 2005-08-18 | 2007-02-21 | 中国科学院半导体研究所 | Early-warning method and apparatus for anticollision of cars |
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| CN1916562A (en) * | 2005-08-18 | 2007-02-21 | 中国科学院半导体研究所 | Early-warning method and apparatus for anticollision of cars |
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Effective date of registration: 20180808 Address after: 528100 Foshan, Sanshui Industrial Zone, Guangdong, 25-8 C (F1) four, 415, Southwest Park. Patentee after: Foshan an & Technology Co., Ltd. Address before: 528133 C District, Southwest Industrial Park, Sanshui District, Foshan, Guangdong Patentee before: Coagent Electronic S & T Co., Ltd. |
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Address after: 528100 Foshan, Sanshui Industrial Zone, Guangdong, 25-8 C (F1) four, 415, Southwest Park. Patentee after: Guangdong Haobangshou Anyu Technology Co.,Ltd. Address before: 528100 Foshan, Sanshui Industrial Zone, Guangdong, 25-8 C (F1) four, 415, Southwest Park. Patentee before: FOSHAN ANYU TECH Co.,Ltd. |