CN203246465U - Driving recorder with lane departure warning and front space warning functions - Google Patents
Driving recorder with lane departure warning and front space warning functions Download PDFInfo
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- CN203246465U CN203246465U CN 201320242125 CN201320242125U CN203246465U CN 203246465 U CN203246465 U CN 203246465U CN 201320242125 CN201320242125 CN 201320242125 CN 201320242125 U CN201320242125 U CN 201320242125U CN 203246465 U CN203246465 U CN 203246465U
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Abstract
The utility model discloses a driving recorder with lane departure warning and front space warning functions. According to the driving recorder with the lane departure warning and front space warning functions, the lane departure warning function, the front space warning function and the driving recorder function are integrated, an image sensing element (CCD/CMOS) is used for outputting a high-resolution image to a processor for processing and identification to achieve lane departure detection, front vehicle detection and distance measurement warning, the detecting range and distance are enlarged through cutting and zooming, driving behaviors are judged by means of vehicle signals, and a warning signal is sent out if a dangerous driving behavior is detected. Therefore, the driving recorder with the lane departure warning and front space warning functions not only can achieve the precaution function and improve driving safety but also enables attribution of liability of an accident to be clear, and then the using effect of the driving recorder is improved.
Description
Technical field
The relevant a kind of drive recorder of the utility model system, espespecially a kind of drive recorder (EDR) with lane departure warning (LDWS) and the place ahead spacing (FCWS) warning function, this driving logger is when accident occurs, though or having an accident such as not causing of dangerous situation and so on but might become accident the time, the action of vehicle or peripheral situation etc. are carried out record, can suitably the reason that causes aforesaid situation be differentiated etc. afterwards.
Background technology
As vehicle action data (data) gathering-device, developed the drive recorder (drive recorder) of following vehicle boarded type, the drive recorder of this vehicle boarded type for example automatically carries out record to the outside or inner image of the vehicle (automobile) in driving, thereby can be to having an accident or objective situation when dangerous situation etc. occurring even the driving tendency of steerman (driver) are carried out ex-post analysis.And, for example in order to prevent accident by drive routine is carried out ex-post analysis, or for when having an accident, prove objectively, find out the reason of accident, carry aforesaid drive recorder.
There is the image graphics of use identification technique in the system of driving spacing and lane departure monitoring as the method for monitoring at present, yet need higher computing cost and operation time owing to carrying out the image graphics identification, and because the unique point of image graphics is set comparatively complexity, cause in the monitoring system of using the image graphics identification and can't obtain higher resolution, and make this technical limitation in field of applications such as Reverse Sensor or low speed system for tracking (Low Speed Follower), mainly be used in the in-plant collision avoidance system.
As, at the described media recorder content illustration for vehicle of known TW I282942 Patent Case, the disappearance of this mode is: the driving states for steerman can't be made more accurately early warning, and for example: system can give a warning (can cause skew because switch the track) thereby cause the puzzlement of steerman when steerman switches the track.Again, there is following problem, that is, uses general traditional image collecting device and the method for processing image, cause slightly disliking not enough for the distance of detecting front vehicles.
As, at the known described Driving assistant system of TW I294846 Patent Case and method content illustration, the disappearance of this mode is: its road image signal need are first by the computing of encoding again after the decoding computing, thereby the slewing distortion of minimizing image.
As, at the described driving range finding of known patent application number TW097119659 Patent Case safety system content illustration, the disappearance of this mode is: be restricted to the leading vehicle distance that detecting has the left and right rear car light of normal width, and the video camera pendulum easily causes camera lens dirty in the car body outside, has used of a specified duration and has understood image to system effectiveness.
As, at the described driving range finding of known TW I332454 Patent Case safety system content illustration, the disappearance of this mode is: with detecting front vehicles distance, by gathering vertical and horizontal marginal information, symmetrical zone in the image, regional with the darkness that vehicle bottom occurs, after finishing front vehicles detecting, go out again the relative distance of this car and vehicle according to the position estimation of this vehicle in image, this mode only limits to detect the scope use in 50 meters in the place ahead.
As, at known patent application number TW099118623 double vision feel front truck safety early warning device and the described driving range finding of process patent case safety system content illustration thereof, the disappearance of this mode is: utilize at vehicle installing at least two camera heads and detect, to judge whether the excessively near situation of run-off-road or spacing so that early warning to be provided, its complex structure and cost increase because of complex structure.
For solving above-mentioned prior art weak point, the utility model purpose is at the drive recorder that a kind of tool lane departure warning in textural improvement and the place ahead spacing warning function are provided, to overcoming shortcoming of the prior art.
Summary of the invention
The utility model is to solve the problem of aforesaid prior art and the person of finishing, its purpose is to provide the drive recorder of a kind of tool lane departure warning and the place ahead spacing warning function, it has larger front truck detecting distance, structure is simplified, and takes up room to dwindle and cost is simplified the advantages such as reduction because of structure.
For reaching above-mentioned purpose, according to the utility model, the drive recorder of a kind of tool lane departure warning and the place ahead spacing warning function is provided, be used for being installed in the car and use, comprise: a main frame, a control unit, an image acquisition units, a car body signal gathering unit, a storage element and a prewarning unit; Wherein, main frame is a tool physique structure; Be built in main frame in the control unit system, include an audio-visual compression unit, that is used for compressing video-audio data be used for the graphics processing unit, of image data processing be used for detecing side whether the deviation detecting unit, of deviation be used for detecting the front truck detecting unit, that whether has front truck to exist and be used for data fusion/lock unit and that video-audio data and car service data merge with synchronous processing is used for judging the early warning decision unit that sends early warning signal; Image acquisition units system is external in main frame, is used for gathering the road image of car front side, to produce a picture signal and Input Control Element; Car body signal gathering unit system is external in main frame, is used for gathering the service data of this car, to produce car body signal and an Input Control Element; Storage element system is connected in the data fusion/lock unit of the control unit in the main frame; Prewarning unit system is connected in the early warning decision unit of the control unit in the main frame; Wherein, picture signal is stored to storage element through data fusion/lock unit after compressing via audio-visual compression unit again; Wherein, picture signal is detected the picture signal of detecting with front truck through graphics processing unit to divide into for deviation, enter respectively again deviation detecting unit and front truck detecting unit, make control unit according to picture signal to detect the distance between this car and front truck, and calculate the deviation amount, and cooperate the car body signal to determine whether the dangerous driving behavior, and produce a control signal, if then prewarning unit is exported an early warning signal according to control signal, to carry out a warning function.
In addition, described picture signal can also be shown in via control unit an image output unit.
The utility model further comprises a sound collection unit, a global positioning system and one or three axle weight sensors; Wherein, sound collection unit is linked to the control unit in the main frame, is used for gathering sound around the car producing an aud. snl., and with the aud. snl. Input Control Element; Global positioning system forms another tool body, and be plugged on the global positioning system communication port set on the tool body of main frame by wire, be used for recording coordinate position and wheelpath, producing a driving signal, and train signal inputted control unit in the main frame; Be built in main frame in the three axle weight sensors, be used for identification X/Y/Z three-shaft displacement delta data, producing a transducing signal, and transducing signal inputted control unit in the main frame.
Again, control unit further comprises a setting parameter unit, this setting parameter unit can utilize at least one button that is arranged at the main frame outer rim and is electrically connected at control unit to operate with key mode, so that the parameter of above-mentioned audio-visual compression unit, graphics processing unit and front truck detecting unit is carried out setting work.
Description of drawings
Fig. 1 is that the drive recorder of tool lane departure warning of the present utility model and the place ahead spacing warning function is installed in the use constitution diagram on the vehicle.
Fig. 2 is the structure block schematic diagram of the drive recorder of tool lane departure warning of the present utility model and the place ahead spacing warning function.
Fig. 3 is the structure block schematic diagram of another embodiment of the drive recorder of tool lane departure warning of the present utility model and the place ahead spacing warning function.
Description of reference numerals: 10-main frame; 20-control unit; 21-audio-visual compression unit; 22-graphics processing unit; 23-deviation detecting unit; 24-front truck detecting unit; 25-data fusion/lock unit; 26-early warning decision unit; 27-screen display unit; 28-setting parameter unit; 281-button; 30-image acquisition units; 40-car body signal gathering unit; 50-storage element; 60-prewarning unit; 70-image output unit; 80-sound collection unit; 90-global positioning system; 100-three axle weight sensors; 101-image acquisition units communication port; 102-car body signal gathering unit communication port; 103-perforate; 104-sound collection unit communication port; 105-global positioning system communication port; 200-storage location.
The specific embodiment
For making the utility model more clear and definite full and accurate, hereby enumerate preferred embodiment and cooperate following diagram, structure of the present utility model and technical characterictic thereof are described in detail as after:
Please refer to Figure 1 and Figure 2, is use view and the structure block schematic diagram of an embodiment of the present utility model.The utility model provides the drive recorder of a kind of tool lane departure warning and the place ahead spacing warning function, it binds the function of closing lane departure warning, the place ahead spacing early warning and drive recorder and uses, as shown in Figure 1, expression changes with respect to the distance of arrow A according to vehicle and is used as detecting departing from of track, arrow B represents the scope to the place ahead detecting vehicle distance, and arrow C represents the recording interval of drive recorder.The drive recorder of tool lane departure warning of the present utility model and the place ahead spacing warning function, system is installed in the car and uses, as be installed on the front windshield, or instrument carrier panel control desk top, and not affected by weather, and be difficult for tarnishing, it comprises: a main frame 10, a control unit 20, an image acquisition units 30, a car body signal gathering unit 40, a storage element 50 and a prewarning unit 60.
Audio-visual compression unit 21 is used for the image of image acquisition units 30 Input Control Elements 20 and sound are carried out compression work, and after the data inputs data fusion/lock unit 25 after this compression processed, transports to storage element 50 again; Graphics processing unit 22 is used for the image of image acquisition units 30 Input Control Elements 20 is carried out the image processing, and the data after will processing are transported to deviation detecting unit 23 and front truck detecting unit 24, detect whether deviation of side by deviation detecting unit 23, detect with front truck detecting unit 24 whether the front truck existence is arranged, detecting result with deviation detecting unit 23 and front truck detecting unit 24 transports to early warning decision unit 26 again, and early warning decision unit 26 judges whether to send early warning signal; Data fusion/lock unit 25 is used for the data of separate sources (video-audio data and peripheral device data) are merged and synchronous processing; Early warning decision unit 26 is according to the every data that receive, and decides and sends predetermined early warning (for example front truck too closely sends 3 sound, and GPS does not locate and dodges amber light etc.).Above-mentioned control unit 20 can under multiplex's environment, be processed the function of lane departure warning, front truck detecting and audio-visual compression and storage simultaneously.Above-mentioned peripheral device data can be the service data of car, the travelling data of global positioning system (GPS) or the sensing data of three axle weight sensors (G-sensor).
Car body signal gathering unit 40 is to be external in main frame 10, be used for gathering the service data of this car, to produce a car body signal (such as the speed of a motor vehicle, left and right directions lamp, stoplight stop lamp etc., can assist the signal judged), and with the data fusion/lock unit 25 and early warning decision unit 26 of the control unit 20 in the car body signal input main frame 10, make data fusion/lock unit 25 can will come from audio-visual compression unit 21 and integrate processing with the data of car body signal gathering unit 40, as be integrated into literal shelves, or in conjunction with literal shelves and audio-visual packed data; In addition, car body signal gathering unit 30 also forms another tool body, and be plugged in by wire on the tool body of main frame 10 a corresponding car body signal gathering unit communication port 102 that arranges to be connected use with main frame 10.Processing identification by combining image, determine whether the dangerous driving behavior with the car body signal, not only can improve discrimination power, enough increase the front truck reconnaissance range, can also can understand driving states by the car body signal, reduce the generation of false alarm, increase system stability, and then make more accurately early warning, for instance, when steerman will switch the track, if do not using car body signal (left/right indicator), system can give a warning (because switch track can cause skew) cause the puzzlement of steerman.
Prewarning unit 60 is can select built-in or be external in main frame 10, and be electrically connected at the control unit 20 in the main frame 10, control unit 20 can produce a control signal according to the operating condition of main frame 10, namely produce control signal by early warning decision unit 26,60 of prewarning unit are according to this control signal, export an early warning signal to carry out a warning function, for example send the warning function of vision and/or the sense of hearing (such as light, sound, vibrations).In the present embodiment, the picture signal that above-mentioned image acquisition units 30 produces is at first detected the picture signal of detecting with front truck through the graphics processing unit 22 of control unit 20 to divide into for deviation, enter respectively again deviation detecting unit 23 and front truck detecting unit 24, make control unit 20 according to picture signal to detect the distance between this car and front truck, and calculating deviation amount, and cooperate the car body signal of car body signal gathering unit 40 to determine whether the dangerous driving behavior, and produce a control signal, if then prewarning unit 60 is exported an early warning signal according to control signal, to carry out a warning function.
Please refer to shown in Figure 3ly, is the structure block schematic diagram of another embodiment of the present utility model.The utility model is in order further to use again, it is to change and get according to aforesaid embodiment, its no longer repeat specification that exists together mutually, main difference be in: further comprise a sound collection unit 80, a global positioning system 90 and one or three axle weight sensors 100.
Three axle weight sensors 100 are built in main frame 10 in being, and are connected in control unit 20, are used for identification X/Y/Z three-shaft displacement delta data, producing a transducing signal, and with transducing signal Input Control Element 20.For instance, when meeting accident or clash into, can know identification X/Y/Z three-shaft displacement change and learnt at that time accelerate, slow down, the driving states such as turning.
Again, control unit 20 further comprises a screen display unit 27 and a setting parameter unit 28.Wherein, screen display (On Screen Display, OSD shows) unit 27 can be take original camera image (namely image acquisition units 30 provide image) as background, again joining day and machine state (the namely service data that provides of car body signal, the travelling data that global positioning system 90 provides) indication, image, running and the travelling data after will merging again is by this image output unit 70 demonstrations.And setting parameter unit 28 can utilize at least one button 281 that is arranged at main frame 10 outer rims and is electrically connected at control unit 20 to operate with key mode, so that above-mentioned audio-visual compression unit 21, graphics processing unit 22 and front truck detecting unit 24 required parameters are set, and all settings can be write on use in the storage location 200, to increase the convenience that uses.
The audio-visual compression unit 21 of the control unit 20 in the utility model, deviation detecting unit 23 and front truck detecting unit 24, need respectively different images, by graphics processing unit 22, after original image gathered required scope, give respectively deviation detecting unit 23 and front truck detecting unit 24, carry out subsequent treatment.
Usually the wide angle picture of tool lane departure warning need limit line boundary, the narrow angle image of the place ahead spacing warning function need be defined in the track, and the wide-angle of drive recorder (original image of very high resolution image), existing General Analytical degree image can't be detected the vehicle of distant (more than 50 meters), the utility model then adopts very high resolution image, can increase the detecting distance, limit the image process range, can reduce arithmetic speed.
Please refer to shown in Figure 3ly, the utility model further specifies in the flow process of carrying out video recording, track detecting, front truck detecting, image output, early warning, and is as follows:
When carrying out video recording process, system inputs audio-visual compression unit 21 with the aud. snl. of the picture signal of image acquisition units 30 and sound collection unit 80 and compresses, and the train signal of the data after will compressing again and the car body signal of car body signal gathering unit 40, global positioning system 90, the transducing signal of three axle weight sensors 100 store through input storage element 50 after integrating.
Carrying out track detecting flow process, is after the picture signal of image acquisition units 30 is passed through graphics processing unit 22, required image range solution to be got rear input deviation detecting unit 23, then will detect the result and send front truck detecting unit 24 and prewarning unit 60 to.
Carry out front truck detecting flow process, behind the picture signal process graphics processing unit 22 of system with image acquisition units 30, input again front truck detecting unit 24, and in conjunction with above-mentioned track detecting result, whether detecting has front truck to exist, and then result of calculation is sent to prewarning unit 60.
Carries out image output flow process is the picture signal by image acquisition units 30, and is presented at telltale (image output unit 70) according to state of the system and the above-mentioned result that respectively detects, or exported by audio-visual output signal line (image output unit 70).
Carry out the early warning flow process, system is according to the car body signal of deviation detecting unit 23, front truck detecting unit 24, car body signal gathering unit 40 and the transducing signal of three axle weight sensors 100, judge whether send at present early warning signal, take care to remind steerman.
Generally after travelling for a long time, easily produce fatigue driving and cause contingency, not with the front truck accident that also easily causes a traffic accident that keeps a safe distance, therefore, after in conjunction with deviation detecting and front truck detecting and ranging system, namely can assist driving more safely to drive a vehicle, so unitized construction is can't provide in the prior art, and identical or approximate project organization is also not yet arranged at present.
Existing image acquisition structure is owing to being subject to resolution and the angular field of view of image, so the distance of detecting front truck is not far (approximately 50 meters in) all, even " double vision feel front truck safety early warning device and method thereof " technology that proposed afterwards, though can increase the distance of detecting front truck, but, also because using at least two image collecting devices to make cost up, also increase takes up room simultaneously, thereby is unfavorable for market competition.
The drive recorder of tool lane departure warning of the present utility model and the place ahead spacing warning function mainly utilizes the use that is combined into one of the drive recorder function of lane departure warning function and the place ahead spacing warning function.And lane departure warning system and the place ahead spacing forewarn system, then be to process identification by the image sensor element output very high resolution image of CCD or CMOS to the graphics processing unit 22 of control unit 20, the more important thing is also allows the scope of detecting and distance enlarge by cutting with zoomed image, in addition, in conjunction with the car body signal of car body signal gathering unit 40 to determine whether the dangerous driving behavior, if then can send such as vision and/or sense of hearing early warning signal by prewarning unit 60, to increase its fiduciary level and stability; Drive recorder then is the collection by image and sound, to reach control unit 20 behind the sound around image reaches before the collection car, is stored to after compression storage element 50 (such as SD card, CF card) again, and the evidence of the produce (shenglvehao)in court when meeting accident accident is provided.
In the utility model, lane departure warning, the place ahead spacing early warning and drive recorder three's function is integrally combined when using, can make its discrete function give play to the effect that multiplies each other, and instantly surrounding condition when recording simultaneously car body signal, the place ahead spacing and crossing nearly number of times, lane departure warning number of times with the accident generation, thus, make the utility model and promote the traffic safety except reaching preventive effect, also help the attribution of liability (such as car factor or human element) of differentiating contingency, and then promote the use function of drive recorder.Because lane departure warning, the place ahead spacing early warning and drive recorder function are combined into a machine to be used, therefore, can solve the driver for the inconvenience of installing respectively and reduce the space that takies on the car, can also reduce manufacturing cost, greatly be indebted to customer itself, make product have better competitive power in market.
By above-mentioned element and implementation as can be known, the utility model and existing structure are in comparison, the utlity model has at least following advantage: 1. image acquisition units high-res is provided image to control unit, not only can improve discrimination power and can also increase the front truck reconnaissance range.2. can understand driving states by the car body signal, reduce the generation of false alarm, increase system stability.3. the utlity model has larger front truck detecting distance, can detect the place ahead in 100 meters of the distances and the front truck in track, the left and right sides, and can not send early warning signal in the situation that keep a safe distance, have an accident avoiding.4. the utility model subtracts code element without image is set, and also need not Image Coding and decoding unit, therefore, reduces the slewing distortion of image, and improves image analytic degree and whole discrimination power.5. structure of the present utility model is simplified, and takes up room to dwindle and cost is simplified because of structure and reduced.
The above only is this novel preferred embodiment, and novel for this only is illustrative, and nonrestrictive; Those of ordinary skills understand, and can carry out many changes to it in the spirit and scope that this novel claim limits, revise, even the equivalence change, but all will fall in this novel protection domain.
Claims (10)
1. the drive recorder of a tool lane departure warning and the place ahead spacing warning function is used for being installed in the car and uses, and comprises:
Main frame, it is a tool physique structure;
Control unit, it is built in this main frame in being, this control unit comprises: be used for compressing video-audio data audio-visual compression unit, be used for image data processing graphics processing unit, be used for detecing side whether deviation the deviation detecting unit, be used for detecting the front truck detecting unit that whether has front truck to exist, be used for merging video-audio data and car service data with the data fusion/lock unit of synchronous processing and being used for judging the early warning decision unit that sends early warning signal;
Image acquisition units, it is to form another tool body, and is plugged in image acquisition units communication port set on the tool body of this main frame by wire, is used for gathering the road image of car front side, producing picture signal, and this picture signal is inputted this control unit;
The car body signal gathering unit, it is to form another tool body, and is plugged in car body signal gathering unit communication port set on the tool body of this main frame by wire, is used for gathering the service data of this car, producing the car body signal, and this car body signal is inputted this control unit;
Storage element, it is the data fusion/lock unit that is connected in this control unit, is used for storing the data that come from after this control unit is processed; And
Prewarning unit, it is the early warning decision unit that is connected in this control unit;
Wherein, after the audio-visual compression unit compression of the picture signal of this image acquisition units via this control unit, be stored to this storage element through data fusion/lock unit again;
Wherein, the picture signal of this image acquisition units is processed via the graphics processing unit of this control unit, and by cutting with convergent-divergent the scope of detecting and distance can be enlarged, the ultimate range that can detect between this car and front truck is 100 meters;
Wherein, the picture signal of this image acquisition units is detected the picture signal of detecting with front truck through this graphics processing unit to divide into for deviation, input respectively again this deviation detecting unit and this front truck detecting unit, input again this early warning decision unit, make this control unit can detect the distance between this car and front truck and calculate the deviation amount, and cooperate this car body signal, determine whether the dangerous driving behavior, if then signal transmission to prewarning unit makes this prewarning unit send early warning signal with the warning driving.
2. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, wherein this control unit further comprises the setting parameter unit, this setting parameter unit by using is arranged at this main frame outer rim and is electrically connected at least one button of this control unit, and in the operation push-button mode this audio-visual compression unit, this graphics processing unit and this front truck detecting unit is carried out setting parameter.
3. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, wherein this control unit further comprises screen display unit, this screen display unit can merge the service data of image and this car body signal of this image acquisition units, be shown in again the image output unit, this image output unit is arranged at the outside face of this main frame and is connected in this control unit, and this image output unit can be telltale.
4. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, it further comprises sound collection unit, this sound collection unit utilizes wire to be plugged in sound collection unit communication port set on this main frame, and be connected in this control unit, be used for gathering this car sound all around, to produce aud. snl., and this aud. snl. inputted this control unit and via being stored to this storage element after this audio-visual compression unit compression, this sound collection unit can be microphone.
5. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, it further comprises global positioning system, this global positioning system forms another tool body, and be plugged on the global positioning system communication port set on the tool body of this main frame by wire, be used for recording coordinate position and wheelpath, producing train signal, and this train signal is inputted this control unit.
6. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, it further comprises three axle weight sensors, be built in this main frame in this three axles weight sensor system, and be connected in control unit, be used for identification X/Y/Z three-shaft displacement delta data, producing transducing signal, and this transducing signal is inputted this control unit.
7. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, wherein this image acquisition units has the resolution greater than 640x480, and in undistorted mode this picture signal is transported to this control unit, be used for improving the image identification rate and increase the front truck reconnaissance range.
8. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, wherein this image acquisition units includes image sensor element, and this image sensor element is made of charge coupled cell or complementary metal oxide semiconductor.
9. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, wherein this storage element is SD card, CF card or hard disk.
10. the drive recorder of tool lane departure warning as claimed in claim 1 and the place ahead spacing warning function, wherein the early warning signal of this prewarning unit can be vision, the sense of hearing or in conjunction with the early warning signal of vision and the sense of hearing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320242125 CN203246465U (en) | 2013-05-07 | 2013-05-07 | Driving recorder with lane departure warning and front space warning functions |
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| CN 201320242125 CN203246465U (en) | 2013-05-07 | 2013-05-07 | Driving recorder with lane departure warning and front space warning functions |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103593884A (en) * | 2013-11-22 | 2014-02-19 | 深圳市捷美安防技术有限公司 | Automobile data recorder and control method thereof |
| CN104015725A (en) * | 2014-06-11 | 2014-09-03 | 吉林大学 | Lane departure warning method based on multi-parameter decision |
| CN104836997A (en) * | 2014-02-10 | 2015-08-12 | 钰创科技股份有限公司 | Method for increasing detection range of image acquisition system and related image acquisition system |
| CN106571028A (en) * | 2016-10-18 | 2017-04-19 | 北京科技大学 | Vehicle driving state analysis method and device for driver drunk driving identification |
| CN106926779A (en) * | 2017-03-09 | 2017-07-07 | 吉利汽车研究院（宁波）有限公司 | A kind of vehicle lane change accessory system |
| CN108875457A (en) * | 2017-05-15 | 2018-11-23 | 环达电脑(上海)有限公司 | Driving behavior analysis device and method |
| WO2022166308A1 (en) * | 2021-02-07 | 2022-08-11 | 华为技术有限公司 | Control instruction generation method and device, and control method and device for visual sensor |
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2013
- 2013-05-07 CN CN 201320242125 patent/CN203246465U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103593884A (en) * | 2013-11-22 | 2014-02-19 | 深圳市捷美安防技术有限公司 | Automobile data recorder and control method thereof |
| CN103593884B (en) * | 2013-11-22 | 2016-01-20 | 深圳市捷美安防技术有限公司 | A kind of drive recorder and control method thereof |
| CN104836997A (en) * | 2014-02-10 | 2015-08-12 | 钰创科技股份有限公司 | Method for increasing detection range of image acquisition system and related image acquisition system |
| CN104836997B (en) * | 2014-02-10 | 2017-04-12 | 钰立微电子股份有限公司 | Method for increasing detection range of image acquisition system and related image acquisition system |
| CN104015725A (en) * | 2014-06-11 | 2014-09-03 | 吉林大学 | Lane departure warning method based on multi-parameter decision |
| CN104015725B (en) * | 2014-06-11 | 2016-04-13 | 吉林大学 | A kind of lane departure warning method based on comprehensive decision |
| CN106571028A (en) * | 2016-10-18 | 2017-04-19 | 北京科技大学 | Vehicle driving state analysis method and device for driver drunk driving identification |
| CN106926779A (en) * | 2017-03-09 | 2017-07-07 | 吉利汽车研究院（宁波）有限公司 | A kind of vehicle lane change accessory system |
| CN106926779B (en) * | 2017-03-09 | 2019-10-29 | 吉利汽车研究院（宁波）有限公司 | A kind of vehicle lane change auxiliary system |
| CN108875457A (en) * | 2017-05-15 | 2018-11-23 | 环达电脑(上海)有限公司 | Driving behavior analysis device and method |
| WO2022166308A1 (en) * | 2021-02-07 | 2022-08-11 | 华为技术有限公司 | Control instruction generation method and device, and control method and device for visual sensor |
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