CN105828029A - Vehicle collision monitoring system, method and apparatus - Google Patents

Vehicle collision monitoring system, method and apparatus Download PDF

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Publication number
CN105828029A
CN105828029A CN201610140839.4A CN201610140839A CN105828029A CN 105828029 A CN105828029 A CN 105828029A CN 201610140839 A CN201610140839 A CN 201610140839A CN 105828029 A CN105828029 A CN 105828029A
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CN
China
Prior art keywords
vehicle
video
radar
video recording
recording device
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610140839.4A
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Chinese (zh)
Inventor
吕天雄
周珣
孔娅
臧成杰
高林
杨顺勇
温亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fafa Automobile China Co ltd
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Leauto Intelligent Technology Beijing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leauto Intelligent Technology Beijing Co Ltd filed Critical Leauto Intelligent Technology Beijing Co Ltd
Priority to CN201610140839.4A priority Critical patent/CN105828029A/en
Publication of CN105828029A publication Critical patent/CN105828029A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/181Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00Registering or indicating the working of vehicles
    • G07C5/08Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0841Registering performance data
    • G07C5/0875Registering performance data using magnetic data carriers
    • G07C5/0891Video recorder in combination with video camera
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R2300/00Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
    • B60R2300/80Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
    • B60R2300/8073Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for vehicle security, e.g. parked vehicle surveillance, burglar detection

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)

Abstract

The invention provides a vehicle collision monitoring system, method and apparatus. The system comprises at least two radars, at least four video recording devices, and a processor. The at least two radars are arranged at the sides of a vehicle and are connected with the processor; and the detection ranges of the at least two radars cover the surrounding area of the vehicle and the radars are used for detecting objects around the vehicle. The at least four video recording devices are arranged at the sides of the vehicle and are connected with the processor; and the shooting ranges of the at least four video recording devices cover the surrounding area of the vehicle and the at least four video recording devices are used for recording videos. The processor arranged inside the vehicle is used for determining whether video recording needs to be carried out according to data detected by the data. According to the embodiment of the invention, the shooting area around the vehicle can be covered at all directions, lateral collision can be recorded well, and approaching objects around the vehicle can be monitored in all directions. When a distance between an object and the vehicle is smaller than a preset value, the video recording devices are started to carry out recording. Therefore, the complete video recording the whole collision process can be recorded and all-day recording can be avoided.

Description

Vehicle collision monitoring system, method and device
Technical field
The present invention relates to monitoring technical field, particularly relate to a kind of vehicle collision monitoring system, method and device.
Background technology
Vehicle is being parked or in driving process, may collide with other pedestrians or motor vehicles or swipe.If after a stoppage or the kinestate of other objects of vehicle periphery being carried out record in travelling, then can be as the vaild evidence called to account after traffic events.Such as hit-and-run, in car, article are stolen, and vehicle body is by events such as other vehicles or pedestrian's scrapings.
Forward sight drive recorder is the most universal at present, and inside can preserve brake hard or the video recording of unexpected stop timing equipped with gravity sensitive device.But knocking into the back in the case of a lot, side collision etc. can not well be recorded.The most this kind of monitor generally individually uses Radix Rumicis high definition camera lens, the video preserved is whole day and records, and can expend a large amount of memory space and record useless video, search the most time-consuming afterwards, if and recording time is longer, then effective video may be deactivated video covering.
Also some drive recorder linkage vehicle body sensor, vehicle collides and starts video recording afterwards by the time.This kind of drive recorder cannot record the complete procedure that collision process occurs, and faint collision can be filtered.
Summary of the invention
The embodiment of the present invention provides a kind of vehicle collision monitoring system, method and device, cannot well record side collision in order to solve the drive recorder of vehicle in prior art, and need whole day to record to store the complete video of collision process generation.
The embodiment of the present invention provides a kind of vehicle collision monitoring system, including: at least two radar, at least four video recording device and processor;
The side of vehicle is located at by described at least two radar, is connected with described processor, and the investigative range of described at least two radar covers vehicle's surroundings, for detecting the object of vehicle's surroundings;
Described at least four video recording device is located at the side of vehicle, is connected with described processor, and the coverage of described at least four video recording device covers vehicle's surroundings, for recorded video;
Described processor is located in vehicle, for determining whether to carry out video record according to the data of described at least two radar detection.
The embodiment of the present invention provides a kind of vehicle collision monitoring method, including:
Two groups of radar datas of adjacent moment being carried out data fusion respectively, obtains the first radar data and the second radar data, often group radar data includes the data of described at least two radar detection;
Obtain described first radar data and the translation vector of described second radar data;
According to described translation vector, obtain with vehicle distances less than the object space of preset value;
According to described object space, start video recording device and record, in the range of described object space is in the recording of described video recording device.
The embodiment of the present invention provides a kind of vehicle collision monitoring device, including:
Data fusion module, for two groups of radar datas of adjacent moment are carried out data fusion respectively, obtains the first radar data and the second radar data, and often group radar data includes the data of described at least two radar detection;
Translation vector acquisition module, for obtaining described first radar data and the translation vector of described second radar data;
Object space acquisition module, for according to described translation vector, obtains with vehicle distances less than the object space of preset value;
Video record module, for according to described object space, starts video recording device and records, in the range of described object space is in the recording of described video recording device.
Vehicle collision monitoring system, the method and device that the present invention provides, by arranging at least four video recording device at automobile side, covers all around the shooting area of vehicle's surroundings, it is possible to well record side collision;And by arranging at least two radar at automobile side, the object that the comprehensive monitoring vehicle's surroundings of energy is close, when the distance of object with vehicle is less than preset value, start video recording device to record, both recorded the complete video that collision process occurs, turn avoid whole day to record, thus be greatly saved recording space, and beneficially user quickly searches collision video.
Accompanying drawing explanation
In order to be illustrated more clearly that the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is that system embodiment structural representation is monitored in vehicle collision of the present invention;
Fig. 2 is vehicle collision monitoring method embodiment flow chart of the present invention;
Fig. 3 is radar data translation embodiment flow chart in vehicle collision monitoring method of the present invention;
Fig. 4 is vehicle collision monitoring device example structure flow chart of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Fig. 1 shows a kind of vehicle collision monitoring system embodiment structural representation that the present invention provides, including: at least two radar, at least four video recording device and processor 17;
The side of vehicle is located at by described at least two radar, is connected with described processor, and the investigative range of described at least two radar covers vehicle's surroundings, for detecting the object of vehicle's surroundings;
Described at least four video recording device is located at the side of vehicle, is connected with described processor, and the coverage of described at least four video recording device covers vehicle's surroundings, for recorded video;
Described processor 17 is located in vehicle, for determining whether to carry out video record according to the data of described at least two radar detection.
For example, two radars and four video recording device can be used, as it is shown in figure 1, the front left side of vehicle is located at by the first radar 11, the right lateral side of vehicle is located at by the second radar 12, dashed region A11 is the investigative range of described first radar 11, dashed region A12 is the investigative range of described second radar 12, and wherein region A11 and region A12 overlapping ranges, cover vehicle's surroundings, vehicle body peripheral motor or static object seamless can be detected, detections of radar plane is parallel with ground level.The position set-up mode of two radars is except shown in Fig. 1, it is possible to the first radar and the second radar can be respectively arranged on right front and the left back of vehicle.Or use four radars, be respectively arranged on the middle part of four sides in left and right before and after vehicle, this be radar quantity and optimal setting positions are most preferably set.And the quantity of radar and position is specifically set is not limited to above several, as long as can guarantee that the investigative range of all radars can cover the position set-up mode of vehicle's surroundings.Video recording device can use wide-angle lens camera, is arranged on vehicle all around, and camera principal direction is vertical with mounting plane, is used for obtaining vehicle-periphery video recording.Described camera principal direction refers to that the shooting direction of camera, such as one people stood shoot the object of dead ahead with camera, and the most now camera principal direction is the direction of camera and object line place;Described mounting plane refers to the plane of fixed camera, such as, camera is arranged on vehicle right side door, and the most now mounting plane is the plane at vehicle right side door place.In Fig. 1, first video recording device 13 is located in the middle part of the front side of vehicle, second video recording device 14 is located in the middle part of the rear side of vehicle, and the 3rd video recording device 15 is located at the left side rearview mirror of vehicle, and the 4th video recording device 16 is located at the right rear of vehicle.The position set-up mode of four video recording device is except shown in Fig. 1, it is possible to be located at other position of vehicle four side;Or use six video recording device, front and rear in the left and right sides of vehicle is respectively provided with one, before and after vehicle, both sides respectively arrange one, as long as can guarantee that the coverage of all video recording device can cover the position set-up mode of vehicle's surroundings simultaneously.
The vehicle collision monitoring system that the present embodiment provides, by arranging at least four video recording device at automobile side, covers all around the shooting area of vehicle's surroundings, it is possible to well record side collision;And by arranging at least two radar at automobile side, the object that the comprehensive monitoring vehicle's surroundings of energy is close, when the distance of radar detection to object with vehicle is less than preset value, start video recording device to record, both recorded the complete video that collision process occurs, turn avoid whole day to record, thus be greatly saved recording space, and beneficially user quickly searches collision video.
As the alternative of the present embodiment, also include: power supply;
Described power supply is located in vehicle, it is connected with described at least two radar, described at least four video recording device and described processor 17 simultaneously, for during when vehicle stall, power for described at least two radar, described at least four video recording device and described processor 17.
The present embodiment uses single power supply, can maintain the power supply of long period, the working time longer to ensure radar, video recording device and processor after vehicle lay-off.After user's vehicle ignition, power supply is automatically stopped operation, is charged;Meanwhile, radar, video recording device and processor switch to use vehicle power supply.After vehicle stall, radar, video recording device and processor use power supply to carry out follow-up detection.The present embodiment provide radar full-time employment, when detected object near time, by processor control video recording device proceed by video recording.
Further, also include: acoustic-optic alarm;
Described acoustic-optic alarm is located in vehicle, is connected with described processor and described power supply simultaneously, for reporting to the police according to the alarm command of described processor.
When detecting that relative motion target and vehicle distances are nearer, trigger sound and light alarm, to remind car owner and du vehicule personnel that Keep off, to avoid collision.
The vehicle collision monitoring system of the present embodiment, when specifically installing, can adjust detections of radar plane parallel to the ground at vehicle left front and right back hookup wire laser radar.Video recording device can use video camera, radar and video camera to be connected with power supply and processor simultaneously, and processor is connected with power supply, and the power supply of long period can be maintained after vehicle lay-off to ensure the working time that radar, video camera and processor are longer.After user's vehicle ignition, vehicle collision monitoring system uses vehicle power supply, radar full-time, carries out recording a video and acousto-optic prompting when of alarm having been detected.Vehicle uses power supply to carry out follow-up detection after stopping, if other vehicles are close or pedestrian is close, record the video of collision side photographic head and triggers audible and visual alarm.User individually can read warning video from memory module afterwards, it is also possible under dead ship condition, other vehicles or pedestrian trigger alarm and be followed by alert video of receiving telegraph.
Fig. 2 shows the vehicle collision monitoring method embodiment flow chart that the present invention provides, and the vehicle collision monitoring method of the embodiment of the present invention monitors system based on above-mentioned vehicle collision, including:
S201, two groups of radar datas to adjacent moment carry out data fusion respectively, obtain the first radar data and the second radar data, and often group radar data includes the data of described at least two radar detection;
S202, obtain described first radar data and the translation vector of described second radar data;
S203, according to described translation vector, obtain with vehicle distances less than the object space of preset value;
S204, according to described object space, start video recording device and record, in the range of described object space is in the recording of described video recording device.
Wherein, the present embodiment uses at least two laser radar to detect the relative motion target of vehicle periphery in real time, after obtaining all laser radar datas, first merges all laser radar datas, by one radar data of Data Synthesis of all laser radars.
As it is shown on figure 3, obtain TnMoment and Tn+1The mobile side-play amount of moment radar, can obtain the translation vector of these data overall situations by the radar data in adjacent two moment.Thus filter out the particular point not meeting overall situation movement.Having different regions as at upper left side dotted line in Fig. 3, other partial motion vector are the most identical, and the region that therefore can obtain object of which movement is the upper left corner.Thus there is the object space of relative motion in acquisition and vehicle vehicle moves when.
The vehicle collision monitoring method that the present embodiment provides, by the two of adjacent moment groups of radar datas are processed, translation vector according to two groups of radar datas determines the object space being closer to vehicle, and start video recording device according to object space, both recorded the complete video that collision process occurs, turn avoid whole day to record, thus be greatly saved recording space, and beneficially user quickly searches collision video.
As the preferred version of the present embodiment, also include:
S205, when described object space more than or equal to preset value time, to video recording device send out code so that video recording device stop video record.
When object space is outside the safe distance of vehicle, stop video record, be greatly saved recording space.
Further, also include:
S206, when vehicle stall, by record video send to client.
When vehicle stall, car owner, not in car, is sent to client by the video that will record, and described client can be any terminals such as mobile phone, panel computer or desktop computer, car owner can be by checking that video understands the risk of collision of vehicle, to take certain measure in time.
Further, also include before S206:
S2051, the video of recording is compressed after retransmit.
By the way of employing is first compressed and sent afterwards, not only accelerate the transmission of video, and save the memory space of client.Car owner can understand the substantially situation of vehicle-surroundings by the video after compression in viewing client-side, simultaneously can be by checking that the original video in the video recording device on vehicle understands detailed recorded content.
Further, after S203, also include:
S2031, to acoustic-optic alarm send alarm command so that described acoustic-optic alarm is reported to the police.
When detecting that relative motion target and vehicle distances are nearer, trigger sound and light alarm, to remind car owner and du vehicule personnel that Keep off, to avoid collision.
Fig. 4 shows vehicle collision monitoring device example structure flow chart of the present invention, including:
Data fusion module 41, for two groups of radar datas of adjacent moment are carried out data fusion respectively, obtains the first radar data and the second radar data, and often group radar data includes the data of described at least two radar detection;
Translation vector acquisition module 42, for obtaining described first radar data and the translation vector of described second radar data;
Object space acquisition module 43, for according to described translation vector, obtains with vehicle distances less than the object space of preset value;
Video record module 44, for according to described object space, starts video recording device and records, in the range of described object space is in the recording of described video recording device.
The vehicle collision monitoring device that the present embodiment provides, by the two of adjacent moment groups of radar datas are processed, translation vector according to two groups of radar datas determines the object space being closer to vehicle, and start video recording device according to object space, both recorded the complete video that collision process occurs, turn avoid whole day to record, thus be greatly saved recording space, and beneficially user quickly searches collision video.
As the preferred version of the present embodiment, also include:
Video stops recording module, for when described object space is more than or equal to preset value, sending out code to video recording device, so that video recording device stops video record.
When object space is outside the safe distance of vehicle, stop video record, be greatly saved recording space.
Further, also include:
Video sending module, for when vehicle stall, sends the video recorded to client.
When vehicle stall, car owner, not in car, is sent to client by the video that will record, and described client can be any terminals such as mobile phone, panel computer or desktop computer, car owner can be by checking that video understands the risk of collision of vehicle, to take certain measure in time.
Further, also include:
Video compressing module, retransmits after being compressed by the video of recording.
By the way of employing is first compressed and sent afterwards, not only accelerate the transmission of video, and save the memory space of client.Car owner can understand the substantially situation of vehicle-surroundings by the video after compression in viewing client-side, simultaneously can be by checking that the original video in the video recording device on vehicle understands detailed recorded content.
Further, also include:
Alarm module, for sending alarm command to acoustic-optic alarm, so that described acoustic-optic alarm is reported to the police.
When detecting that relative motion target and vehicle distances are nearer, trigger sound and light alarm, to remind car owner and du vehicule personnel that Keep off, to avoid collision.
Can realize related function module by hardware processor in the present embodiment, the vehicle collision monitoring device of the present embodiment is processor 17 described in embodiment corresponding to Fig. 1.
Device embodiment described above is only schematically, the wherein said unit illustrated as separating component can be or may not be physically separate, the parts shown as unit can be or may not be physical location, i.e. may be located at a place, or can also be distributed on multiple NE.Some or all of module therein can be selected according to the actual needs to realize the purpose of the present embodiment scheme.Those of ordinary skill in the art, in the case of not paying performing creative labour, are i.e. appreciated that and implement.
Through the above description of the embodiments, those skilled in the art is it can be understood that can add the mode of required general hardware platform by software to each embodiment and realize, naturally it is also possible to pass through hardware.Based on such understanding, the part that prior art is contributed by technique scheme the most in other words can embody with the form of software product, this computer software product can store in a computer-readable storage medium, such as ROM/RAM, magnetic disc, CD etc., including some instructions with so that a computer equipment (can be personal computer, server, or the network equipment etc.) perform the method described in some part of each embodiment or embodiment.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit;Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent;And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (13)

1. a vehicle collision monitoring system, it is characterised in that including: at least two radar, at least four video recording device and processor;
The side of vehicle is located at by described at least two radar, is connected with described processor, and the investigative range of described at least two radar covers vehicle's surroundings, for detecting the object of vehicle's surroundings;
Described at least four video recording device is located at the side of vehicle, is connected with described processor, and the coverage of described at least four video recording device covers vehicle's surroundings, for recorded video;
Described processor is located in vehicle, for determining whether to carry out video record according to the data of described at least two radar detection.
System the most according to claim 1, it is characterised in that also include: power supply;
Described power supply is located in vehicle, it is connected with described at least two radar, described at least four video recording device and described processor simultaneously, for during when vehicle stall, power for described at least two radar, described at least four video recording device and described processor.
System the most according to claim 2, it is characterised in that also include: acoustic-optic alarm;
Described acoustic-optic alarm is located in vehicle, is connected with described processor and described power supply simultaneously, for reporting to the police according to the alarm command of described processor.
4. a vehicle collision monitoring method based on the claims 1-3 any one vehicle collision monitoring system, it is characterised in that including:
Two groups of radar datas of adjacent moment being carried out data fusion respectively, obtains the first radar data and the second radar data, often group radar data includes the data of described at least two radar detection;
Obtain described first radar data and the translation vector of described second radar data;
According to described translation vector, obtain with vehicle distances less than the object space of preset value;
According to described object space, start video recording device and record, in the range of described object space is in the recording of described video recording device.
Method the most according to claim 4, it is characterised in that described according to described object space, after startup video recording device is recorded, also includes:
When described object space is more than or equal to preset value, send out code to video recording device, so that video recording device stops video record.
Method the most according to claim 5, it is characterised in that described when described object space is more than or equal to preset value, after closing video recording device, also includes:
When vehicle stall, the video recorded is sent to client.
Method the most according to claim 6, it is characterised in that described when vehicle stall, sent the video recorded before client, also includes:
Retransmit after the video of recording is compressed.
Method the most according to claim 7, it is characterised in that described according to described translation vector, after obtaining the object space that the distance with vehicle is less than preset value, also includes:
Alarm command is sent, so that described acoustic-optic alarm is reported to the police to acoustic-optic alarm.
9. a vehicle collision monitoring device, it is characterised in that including:
Data fusion module, for two groups of radar datas of adjacent moment are carried out data fusion respectively, obtains the first radar data and the second radar data, and often group radar data includes the data of described at least two radar detection;
Translation vector acquisition module, for obtaining described first radar data and the translation vector of described second radar data;
Object space acquisition module, for according to described translation vector, obtains with vehicle distances less than the object space of preset value;
Video record module, for according to described object space, starts video recording device and records, in the range of described object space is in the recording of described video recording device.
Device the most according to claim 9, it is characterised in that also include:
Video stops recording module, for when described object space is more than or equal to preset value, sending out code to video recording device, so that video recording device stops video record.
11. devices according to claim 10, it is characterised in that also include:
Video sending module, for when vehicle stall, sends the video recorded to client.
12. devices according to claim 11, it is characterised in that also include:
Video compressing module, retransmits after being compressed by the video of recording.
13. devices according to claim 12, it is characterised in that also include:
Alarm module, for sending alarm command to acoustic-optic alarm, so that described acoustic-optic alarm is reported to the police.
CN201610140839.4A 2016-03-11 2016-03-11 Vehicle collision monitoring system, method and apparatus Pending CN105828029A (en)

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