CN107995472A - The system of automobile data recorder adjust automatically image resolution ratio based on Radar Technology - Google Patents
The system of automobile data recorder adjust automatically image resolution ratio based on Radar Technology Download PDFInfo
- Publication number
- CN107995472A CN107995472A CN201711420555.1A CN201711420555A CN107995472A CN 107995472 A CN107995472 A CN 107995472A CN 201711420555 A CN201711420555 A CN 201711420555A CN 107995472 A CN107995472 A CN 107995472A
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- China
- Prior art keywords
- data recorder
- automobile data
- cloud platform
- resolution ratio
- video
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME 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
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
- G07C5/085—Registering performance data using electronic data carriers
- G07C5/0866—Registering performance data using electronic data carriers the electronic data carrier being a digital video recorder in combination with video camera
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Traffic Control Systems (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
The present invention relates to automobile data recorder technology.The problem of being fixed the present invention is to solve existing automobile data recorder shooting resolution ratio, there is provided a kind of system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology, its technical solution can be summarized as：Radar detection apparatus is connected with cloud platform respectively with automobile data recorder, radar detection apparatus is monitored vehicle running surface by the radar exploration technique in real time, obtains monitored results and is uploaded to cloud platform；The resolution adjustment instruction that automobile data recorder is used to be sent according to cloud platform adjusts the resolution ratio of itself, and carries out video shooting according to the resolution ratio of itself, while time, speed and position are recorded in the video of video shooting；Cloud platform is used to, according to the monitored results received, analyze it, and sending corresponding resolution adjustment to automobile data recorder according to monitoring analysis result instructs.The invention has the advantages that ensure clarity, suitable for automobile data recorder system.
Description
Technical field
The present invention relates to the technology of automobile data recorder technology, more particularly to automobile data recorder adjustment image resolution ratio.
Background technology
With the continuous development of car networking, automobile data recorder has become many private car owners and most likes to pacify in recent years
One of mobile unit of dress, automobile data recorder hardware research and development at present are more and more, and function also becomes increasingly complex, such as net cast
And social activity such as shares at the functional promotion user experience, but user's real demand or automobile data recorder essence, the practicality
And reliability is still the automobile data recorder function system measurement mark post in car networking epoch.
Traditional automobile data recorder major function is shooting image and storage, and marks timestamp, runs into complex road surface
Or Adjacent vehicles be in danger accident when search extraction video image and be used as evidence, but traditional automobile data recorder only has a kind of bat
Resolution ratio is taken the photograph, the image for shooting preservation disabled situation can occur because situation is different, such as jolt and cause picture to use up
Etc. unexpected situation so that evidence image and unavailable, and the memory space shared by high-resolution video image is too big, low
The video image of resolution ratio is again unintelligible, and here it is the problems of current automobile data recorder.
The content of the invention
The invention aims to solve the problems, such as since current automobile data recorder shooting resolution ratio is fixed, there is provided a kind of
The system of automobile data recorder adjust automatically image resolution ratio based on Radar Technology.
The present invention solves its technical problem, and the technical solution of use is that the automobile data recorder based on Radar Technology is adjusted automatically
The system of whole image resolution ratio, it is characterised in that including radar detection apparatus, automobile data recorder and cloud platform, the radar is visited
Device is surveyed to be connected with cloud platform respectively with automobile data recorder,
The radar detection apparatus is monitored vehicle running surface by the radar exploration technique in real time, obtains monitoring knot
Fruit is simultaneously uploaded to cloud platform；
The resolution adjustment instruction that the automobile data recorder is used to be sent according to cloud platform adjusts the resolution ratio of itself, and
Video shooting is carried out according to the resolution ratio of itself, while time, speed and position are recorded in the video of video shooting；
The cloud platform is used to, according to the monitored results that receive, analyze it, according to monitoring analysis result to row
Car recorder sends corresponding resolution adjustment instruction.
Specifically, the monitored results that the basis receives, analyze it, remembered according to monitoring analysis result to driving
Record instrument sends corresponding resolution adjustment instruction and refers to：Cloud platform presets road surface complexity level, each road surface is complicated
Degree grade corresponds to a kind of resolution ratio of automobile data recorder, and monitored results and road surface complexity level are matched, according to matching
Road surface complexity level select corresponding resolution ratio generation resolution adjustment instruction, send to automobile data recorder.
Further, the automobile data recorder is additionally operable to upload the video of captured video recording to cloud platform；
The cloud platform is additionally operable to receive and preserves the video that automobile data recorder is sent.
Specifically, the video that the cloud platform is additionally operable to send according to automobile data recorder is analyzed, video point is obtained
Analysis instructs as a result, sending corresponding resolution adjustment to automobile data recorder according to video analysis result.
Further, the video sent according to automobile data recorder is analyzed, and obtains video analysis as a result, root
Corresponding resolution adjustment instruction is sent according to video analysis result to automobile data recorder to refer to：Cloud platform presets Adjacent vehicles
Changed condition trend grade, each Adjacent vehicles changed condition trend grade corresponds to a kind of resolution ratio of automobile data recorder, right
Video is identified, and the changed condition trend of wherein Adjacent vehicles is obtained, by itself and Adjacent vehicles changed condition trend grade phase
Matching, instructs according to the corresponding resolution ratio generation resolution adjustment of the Adjacent vehicles changed condition trend hierarchical selection matched,
Send to automobile data recorder, and if also have sent in the range of certain time or postpone to also need to according to monitoring analysis in certain time
As a result send the instruction of another resolution adjustment, then contrast the resolution ratio in the instruction of two resolution adjustments, select resolution ratio compared with
That big is sent to automobile data recorder.
Specifically, the cloud platform is additionally operable to according to monitoring analysis result and/or video analysis result to automobile data recorder
Send corresponding shooting angle change directive；
The shooting angle change directive that the automobile data recorder is additionally operable to be sent according to cloud platform changes the shooting of itself
Angle.
Further, further include vehicle-mounted middle control terminal, the vehicle-mounted middle control terminal respectively with cloud platform and driving recording
Instrument connects,
The vehicle-mounted middle control terminal, which is used to establish with automobile data recorder, to be connected, after the synchronic command of cloud platform is received,
The video recorded a video in preset time captured by simultaneous display automobile data recorder；
The cloud platform is additionally operable to judge whether to send out to vehicle-mounted middle control terminal according to analysis result and/or video analysis result
Send synchronic command.
Connected specifically, the vehicle-mounted middle control terminal is established by bluetooth and automobile data recorder.
Further, it is described to judge whether to send out to vehicle-mounted middle control terminal according to analysis result and/or video analysis result
Synchronic command is sent to refer to：When cloud platform presets road surface complexity level and Adjacent vehicles changed condition trend grade, also for
Each road surface complexity level and Adjacent vehicles changed condition trend grade set synchronic command to identify respectively, according to matching
Road surface complexity level and/or Adjacent vehicles changed condition trend grade, according to its synchronic command mark determine whether to car
Control terminal sends synchronic command in load.
The invention has the advantages that in the present invention program, by the above-mentioned automobile data recorder based on Radar Technology certainly
The system of dynamic adjustment image resolution ratio, it can be according to the resolution ratio of pavement behavior adjust automatically automobile data recorder, captured by guarantee
The clarity of the video of video recording, and be not to keep larger resolution ratio constantly, memory space shared by its video is relatively small, separately may be used
Video is uploaded to cloud platform to be stored, saves memory space, cloud platform can also be analyzed and processed according to video, according to
The resolution ratio of video analysis result adjust automatically automobile data recorder, is also not only the resolution ratio for adjusting automobile data recorder, may be used also
The shooting angle of automobile data recorder is adjusted, after adding vehicle-mounted middle control terminal, can also make vehicle-mounted middle control terminal same when needing
The video of walking vehicle recorder, to prompt user.
Brief description of the drawings
Fig. 1 is the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology in the embodiment of the present invention
System block diagram.
Embodiment
With reference to embodiment and attached drawing, detailed description of the present invention technical solution.
The system of automobile data recorder adjust automatically image resolution ratio of the present invention based on Radar Technology, including radar are visited
Device, automobile data recorder and cloud platform are surveyed, wherein, radar detection apparatus is connected with cloud platform respectively with automobile data recorder, here,
Radar detection apparatus is monitored vehicle running surface by the radar exploration technique in real time, obtains monitored results and is uploaded to cloud
Platform；The resolution adjustment instruction that automobile data recorder is used to be sent according to cloud platform adjusts the resolution ratio of itself, and according to certainly
The resolution ratio of body carries out video shooting, while time, speed and position are recorded in the video of video shooting；Cloud platform is used
According to the monitored results received, analyze it, corresponding point is sent to automobile data recorder according to monitoring analysis result
Resolution adjust instruction.
Embodiment
The system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology of the embodiment of the present invention, its system
Block diagram referring to Fig. 1, including radar detection apparatus, automobile data recorder and cloud platform, wherein, radar detection apparatus and automobile data recorder
It is connected respectively with cloud platform.
Here, radar detection apparatus is monitored vehicle running surface by the radar exploration technique in real time, is monitored
As a result and it is uploaded to cloud platform.The principle of radar detection apparatus is：Itself exciting produces radar wave, directly launches to road surface roadbed
Radio frequency electromagnetic, the sampled signal of road surface roadbed is obtained by the reflection of ripple with receiving, then by hardware, software and picture and text showing
System obtains testing result.This is existing more mature technology, is no longer described in detail herein.
The resolution adjustment that automobile data recorder is used to be sent according to cloud platform, which instructs, adjusts the resolution ratio of itself, and according to
The resolution ratio of itself carries out video shooting, while time, speed and position are recorded in the video of video shooting.
Cloud platform is used to, according to the monitored results received, analyze it, and is remembered according to monitoring analysis result to driving
Record instrument and send corresponding resolution adjustment instruction.
Wherein, according to the monitored results received, analyze it, sent out according to monitoring analysis result to automobile data recorder
Sending corresponding resolution adjustment instruction can be：Cloud platform presets road surface complexity level, each road surface complexity etc.
A kind of resolution ratio of the corresponding automobile data recorder of level, monitored results and road surface complexity level is matched, according to the road matched
Face complexity level selects corresponding resolution ratio generation resolution adjustment instruction, sends to automobile data recorder.
And automobile data recorder can also upload the video of captured video recording to cloud platform；Then cloud platform is additionally operable to receive and protects
Deposit the video that automobile data recorder is sent.The video that cloud platform can also be sent according to automobile data recorder is analyzed, and is obtained
Video analysis instructs as a result, sending corresponding resolution adjustment to automobile data recorder according to video analysis result, it can be specially：
Cloud platform presets Adjacent vehicles changed condition trend grade, each Adjacent vehicles changed condition trend grade corresponds to driving
A kind of resolution ratio of recorder, is identified video, the changed condition trend of wherein Adjacent vehicles is obtained, by itself and adjacent car
Changed condition trend grade matches, according to the corresponding resolution ratio of Adjacent vehicles changed condition trend hierarchical selection matched
Resolution adjustment instruction is generated, is sent to automobile data recorder, and if also have sent in the range of certain time or postpone certain time
Inside also need to send the instruction of another resolution adjustment according to monitoring analysis result, then contrast in two resolution adjustment instructions
Resolution ratio, selects larger that of resolution ratio to be sent to automobile data recorder, this is in order to avoid repeatedly switching in certain time
The resolution ratio of automobile data recorder, certain time can be 5-10 seconds, it is configured according to actual conditions.
Corresponded in addition, cloud platform can also be sent according to monitoring analysis result and/or video analysis result to automobile data recorder
Shooting angle change directive, it is specifically as follows：Monitoring analysis result may also include in monitored results whether have road surface at this time
Key area etc., and video analysis result may also comprise Adjacent vehicles position etc., when there is road surface key area in monitored results,
Then combine current vehicle traveling angle and shooting angle change in values is calculated in speed, generated and shot according to shooting angle change in values
Angle change directive, if certain Adjacent vehicles in video analysis result are located proximate to certain threshold value (such as 3 meters), with reference to
Current vehicle travels angle and shooting angle change in values is calculated in speed；And what automobile data recorder was then sent according to cloud platform
Shooting angle change directive changes the shooting angle of itself, it is specifically as follows：It is pre- after shooting angle change directive is received
Put in the time and the shooting angle of itself is changed according to the shooting angle received.
In this example, vehicle-mounted middle control terminal is further included, vehicle-mounted middle control terminal is connected with cloud platform and automobile data recorder respectively, car
Control terminal can be established by bluetooth and automobile data recorder and connected in load, and vehicle-mounted middle control terminal is used to establish with automobile data recorder and connects
Connect, after the synchronic command of cloud platform is received, preset time (such as 10 second time, it is configured according to actual conditions)
The video of the captured video recording of interior simultaneous display automobile data recorder；Cloud platform is additionally operable to according to analysis result and/or video analysis knot
Fruit judges whether that it is concretely to vehicle-mounted middle control terminal transmission synchronic command：Cloud platform presets road surface complexity level
And it is also each road surface complexity level and Adjacent vehicles changed condition trend etc. during Adjacent vehicles changed condition trend grade
Level sets synchronic command to identify respectively, according to road surface complexity level and/or Adjacent vehicles changed condition trend matched etc.
Level, determines whether to send synchronic command to vehicle-mounted middle control terminal according to its synchronic command mark.
Claims (9)
1. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology, it is characterised in that visited including radar
Device, automobile data recorder and cloud platform, the radar detection apparatus is surveyed to be connected with cloud platform respectively with automobile data recorder,
The radar detection apparatus is monitored vehicle running surface by the radar exploration technique in real time, obtains monitored results simultaneously
It is uploaded to cloud platform；
The resolution adjustment that the automobile data recorder is used to be sent according to cloud platform, which instructs, adjusts the resolution ratio of itself, and according to
The resolution ratio of itself carries out video shooting, while time, speed and position are recorded in the video of video shooting；
The cloud platform is used to, according to the monitored results received, analyze it, and is remembered according to monitoring analysis result to driving
Record instrument and send corresponding resolution adjustment instruction.
2. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology as claimed in claim 1, it is special
Sign is that the monitored results that the basis receives, analyze it, and is sent according to monitoring analysis result to automobile data recorder
Corresponding resolution adjustment instruction refers to：Cloud platform presets road surface complexity level, each road surface complexity level pair
A kind of resolution ratio of automobile data recorder is answered, monitored results and road surface complexity level are matched, is answered according to the road surface matched
It is miscellaneous to spend the corresponding resolution ratio generation resolution adjustment instruction of hierarchical selection, send to automobile data recorder.
3. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology as claimed in claim 1, it is special
Sign is that the automobile data recorder is additionally operable to upload the video of captured video recording to cloud platform；
The cloud platform is additionally operable to receive and preserves the video that automobile data recorder is sent.
4. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology as claimed in claim 3, it is special
Sign is that the video that the cloud platform is additionally operable to send according to automobile data recorder is analyzed, and obtains video analysis as a result, root
Corresponding resolution adjustment is sent according to video analysis result to automobile data recorder to instruct.
5. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology as claimed in claim 4, it is special
Sign is that the video sent according to automobile data recorder is analyzed, and obtains video analysis as a result, according to video analysis knot
Fruit sends corresponding resolution adjustment instruction to automobile data recorder and refers to：Cloud platform presets Adjacent vehicles changed condition trend
Grade, each Adjacent vehicles changed condition trend grade correspond to a kind of resolution ratio of automobile data recorder, video are identified,
The changed condition trend of wherein Adjacent vehicles is obtained, itself and Adjacent vehicles changed condition trend grade are matched, according to matching
The corresponding resolution ratio generation resolution adjustment instruction of Adjacent vehicles changed condition trend hierarchical selection arrived, sends to driving recording
Instrument, and if also have sent in the range of certain time or postpone to also need to send another according to monitoring analysis result in certain time
Resolution adjustment instructs, then contrasts the resolution ratio in the instruction of two resolution adjustments, selects larger that of resolution ratio to row
Car recorder is sent.
6. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology as claimed in claim 4, it is special
Sign is that the cloud platform is additionally operable to send to automobile data recorder according to monitoring analysis result and/or video analysis result and corresponds to
Shooting angle change directive；
The shooting angle change directive that the automobile data recorder is additionally operable to be sent according to cloud platform changes the shooting angle of itself.
7. the automobile data recorder adjust automatically image point based on Radar Technology as described in claim 1 or 2 or 3 or 4 or 5 or 6
The system of resolution, it is characterised in that further include vehicle-mounted middle control terminal, the vehicle-mounted middle control terminal is remembered with cloud platform and driving respectively
Instrument connection is recorded,
The vehicle-mounted middle control terminal, which is used to establish with automobile data recorder, to be connected, after the synchronic command of cloud platform is received, pre-
If the video of the captured video recording of simultaneous display automobile data recorder in the time；
The cloud platform is additionally operable to judge whether to send to vehicle-mounted middle control terminal according to analysis result and/or video analysis result same
Step instruction.
8. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology as claimed in claim 7, it is special
Sign is that the vehicle-mounted middle control terminal is established by bluetooth and automobile data recorder and connected.
9. the system of the automobile data recorder adjust automatically image resolution ratio based on Radar Technology as claimed in claim 7, it is special
Sign is, described to judge whether that sending synchronic command to vehicle-mounted middle control terminal is according to analysis result and/or video analysis result
Refer to：When cloud platform presets road surface complexity level and Adjacent vehicles changed condition trend grade, also answered for each road surface
Miscellaneous degree grade and Adjacent vehicles changed condition trend grade set synchronic command to identify respectively, according to the road surface complexity matched
Grade and/or Adjacent vehicles changed condition trend grade, determine whether to send out to vehicle-mounted middle control terminal according to its synchronic command mark
Send synchronic command.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420555.1A CN107995472B (en) | 2017-12-25 | 2017-12-25 | System for automobile data recorder automatically adjusts image resolution ratio based on radar technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711420555.1A CN107995472B (en) | 2017-12-25 | 2017-12-25 | System for automobile data recorder automatically adjusts image resolution ratio based on radar technology |
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| CN107995472A true CN107995472A (en) | 2018-05-04 |
| CN107995472B CN107995472B (en) | 2020-11-03 |
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| CN110248090A (en) * | 2019-05-31 | 2019-09-17 | 联想(北京)有限公司 | Control method and control device |
| CN112288908A (en) * | 2020-11-02 | 2021-01-29 | 蘑菇车联信息科技有限公司 | Time generation method and device of automobile data recorder |
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