CN108269406A - A kind of intelligent transportation system for automatically controlling automobile brake - Google Patents
A kind of intelligent transportation system for automatically controlling automobile brake Download PDFInfo
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- CN108269406A CN108269406A CN201711315394.XA CN201711315394A CN108269406A CN 108269406 A CN108269406 A CN 108269406A CN 201711315394 A CN201711315394 A CN 201711315394A CN 108269406 A CN108269406 A CN 108269406A
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- 238000001514 detection method Methods 0.000 claims abstract description 38
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
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- 230000000052 comparative effect Effects 0.000 claims description 3
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- 238000007726 management method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 7
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- 238000012545 processing Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 2
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
- G08G1/054—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed photographing overspeeding vehicles
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Abstract
The present invention provides a kind of intelligent transportation system for automatically controlling automobile brake, including signal lamp state detection unit, vehicle detection unit, Bus- Speed Monitoring unit, GPS positioning unit, automobile brake unit, whistle Noise Acquisition unit, whistle noise recognizing unit, noise source positioning unit, image acquisition units and central control unit；Bus- Speed Monitoring unit, GPS positioning unit, automobile brake unit and image acquisition units are all connected to central control unit, whistle Noise Acquisition unit, whistle noise recognizing unit and noise source positioning unit by noise source positioning unit are connected to central control unit after being sequentially connected, and central control unit is communicated to connect through 4G wireless networks and traffic hub administrative unit.The present invention can automatically brake over-speed vehicles, capture whistle and vehicles running red light, solve the problems, such as that automobile easily knocks into the back, makes a dash across the red light and blow a whistle the candid photograph of vehicle, can effectively reduce the generation of safety accident, improve resident living environment.
Description
Technical field
The invention belongs to technical field of intelligent traffic more particularly to a kind of automatic brakes and whistle capturing system.
Background technology
Traffic accident caused by order to reduce when the hypervelocity, is assembled with round-the-clock hypervelocity on the street of big and medium-sized cities
Monitoring, it is convenient that act of violating regulations is monitored in real time and handled.It there is some problems in this manner, for example work as driving
Member is known when having the hypervelocity to monitor, and may be slowed down immediately, if it is too urgent to slow down, it is possible to which the driver that leads to vehicle below comes
Not as good as slowing down, so as to cause rear-end collision etc..In addition, do not allow to blow a whistle, but have on the more intensive street of some resident families
Many drivers blow a whistle in violation of rules and regulations, influence the life of city dweller.Therefore it is the generation for slowing down such event, it is necessary to which being related to one kind can
With automatic braking over-speed vehicles, the system for capturing whistle and vehicles running red light, traffic administration personnel is facilitated to carry out such event
Management reduces the generation of safety accident and improves resident living environment.
Invention content
The purpose of the present invention is to solve the problems, such as that automobile easily knocks into the back, makes a dash across the red light and blow a whistle the candid photograph of vehicle, provide one kind
The intelligent transportation system of automobile brake can be automatically controlled, over-speed vehicles can be braked automatically, whistle is captured and make a dash across the red light
Vehicle effectively reduces the generation of safety accident, also improves resident living environment.
In order to achieve the above objectives, the present invention, which adopts the following technical scheme that, is achieved：
A kind of intelligent transportation system for automatically controlling automobile brake, including
Signal lamp state detection unit, for detecting the state with inputted signal light；
Whether vehicle detection unit has vehicle for crossroad under the command detection red light phase according to central control unit
Pass through；
Bus- Speed Monitoring unit, for detecting the travel speed of vehicle；
GPS positioning unit, for positioning over-speed vehicles；
Automobile brake unit, for automatically controlling speed and the control of over-speed vehicles according to the instruction of central control unit
Vehicles running red light stops；
Whistle Noise Acquisition unit, for acquiring the whistle acoustic signals of automobile；
Whistle noise recognizing unit, for filtering, filters out whistle acoustic signals；
Noise source positioning unit, for positioning the source of the whistle acoustic signals；
Image acquisition units, for acquiring the image data of whistle vehicle；
Central control unit, the data for being detected according to above-mentioned each unit make comparative judgments and send out control and refer to
It enables, control automobile brake unit brakes and control image acquisition units to grab automatically over-speed vehicles and vehicles running red light
Clap whistle and the vehicle to make a dash across the red light；Central control unit is also associated with the database for storing data, is preset in database
Vehicle compulsory brake area data for limiting vehicle speed data and crossroad of road etc.；
Traffic hub administrative unit, for receiving above-mentioned each unit through central control unit treated data；
Signal lamp state detection unit, vehicle detection unit, Bus- Speed Monitoring unit, GPS positioning unit, automobile brake unit
Central control unit, whistle Noise Acquisition unit, whistle noise recognizing unit and noise source are all connected to image acquisition units
Positioning unit by noise source positioning unit is connected to central control unit after being sequentially connected, and central control unit is through 4G wireless networks
It is communicated to connect with traffic hub administrative unit.
Further, automobile brake unit is set on automobile, and automobile brake unit is connected with braking driving unit, braking
Driving unit is equipped with 4G wireless network modules, and central control unit is communicated with 4G wireless network modules by 4G wireless networks
Connection, the braking instruction that central control unit is sent out are given braking driving unit through 4G wireless network transmissions, are set to so as to drive
Automobile brake unit on automobile.
Further, image acquisition units include visibility detection module, image storage module, image denoising module and extremely
A few video capture module, the quantity of video capture module are set according to live actual environment.
Further, video capture module use CCD camera, minimum filming frequency be 20 frames/second, each CCD camera
Filming frequency difference 5 frames/second.
Further, visibility detection module uses transmission-type visibility detector.
Further, image denoising module uses adaptive wiener filter or morphology scratch filter.
Further, central control unit uses the chip of X86-based.
Further, whistle Noise Acquisition unit, whistle noise recognizing unit and noise source positioning unit use microphone
Auditory localization technology.
Further, image acquisition units are communicated to connect by 4G wireless networks and central control unit.
Compared with prior art, the invention has the advantages that：
1) the present invention is using the above scheme, it is possible to while realize that the positioning candid photograph of whistle vehicle and overspeed of vehicle are automatic
Braking, avoids the problem of technology of the prior art is more single, and present invention also adds GPS positioning units, are used for
For the positioning of over-speed vehicles and vehicles running red light, compared with the prior art, can more be accurately positioned in this way, automobile brake unit
Can receive the braking instruction that central control unit is sent out automatically, by automobile driving speed control preset car speed with
Under, when its speed is again above preset car speed, and more than braking process can be repeated again, so as to effectively control automobile
Speed；In addition, the central control unit of the present invention is communicated to connect using 4G wireless networks and traffic hub administrative unit, compare
In 3G network of the prior art, hence it is evident that accelerate the transmission rate of data, when the vehicle on street is more, can also provide
Preferable data transport service, and with the development of economic and technical, 4G wireless networks page is more and more universal, and cost also can be more next
Lower, therefore, the present invention can have better treatment effeciency, solve whistle vehicle under the premise of production cost is ensured
Positioning candid photograph and the problem of overspeed of vehicle automatic braking, traffic administration personnel is facilitated to carry out pipe to traffic and resident living environment
Reason and improvement.
2) image acquisition units of the present invention additionally use visibility detection module so that central control unit can root
Suitable CCD camera is selected according to the variation of live visibility, so, the candid photograph to vehicle of blowing a whistle is capable of providing more excellent
Shooting effect, adapted to different environment, compared with the prior art in may only to whistle vehicle carry out compared with single environment
It captures, technique effect is significantly more preferable.
Description of the drawings
The general structure schematic diagram of Fig. 1 present invention；
The image acquisition units of Fig. 2 present invention and the relation schematic diagram of central control unit.
Specific embodiment
Illustrate the embodiment of the present invention below in conjunction with the accompanying drawings.
With reference to 1~Fig. 2 of figure, the present invention is to provide a kind of intelligent transportation system for automatically controlling automobile brake, including
Signal lamp state detection unit, for detecting the state with inputted signal light；
Vehicle detection unit, using wagon detector, under the command detection red light phase according to central control unit
Whether crossroad has vehicle process；
Bus- Speed Monitoring unit employs the vehicle speed sensor being installed on automobile, for detecting the travel speed of vehicle；
GPS positioning unit, for positioning over-speed vehicles；
Automobile brake unit, for automatically controlling speed and the control of over-speed vehicles according to the instruction of central control unit
Vehicles running red light stops；
Whistle Noise Acquisition unit, for acquiring the whistle acoustic signals of automobile；
Whistle noise recognizing unit, for filtering, filters out whistle acoustic signals；
Noise source positioning unit, for positioning the source of the whistle acoustic signals；
Image acquisition units, for acquiring the image data of whistle vehicle；
Central control unit, the data for being detected according to above-mentioned each unit make comparative judgments and send out control and refer to
It enables, control automobile brake unit brakes and control image acquisition units to grab automatically over-speed vehicles and vehicles running red light
Clap whistle and the vehicle to make a dash across the red light；Central control unit is also associated with the database for storing data, is preset in database
Vehicle compulsory brake area data for limiting vehicle speed data and crossroad of road etc.；
Traffic hub administrative unit, for receiving above-mentioned each unit through central control unit treated data；
Signal lamp state detection unit, vehicle detection unit, Bus- Speed Monitoring unit, GPS positioning unit, automobile brake unit
Central control unit, whistle Noise Acquisition unit, whistle noise recognizing unit and noise source are all connected to image acquisition units
Positioning unit by noise source positioning unit is connected to central control unit after being sequentially connected, and central control unit is through 4G wireless networks
It is communicated to connect with traffic hub administrative unit.
With reference to 1~Fig. 2 of figure, the concrete structure and basic principle of above-mentioned each unit are as described below：
Automobile brake unit is set on automobile, and automobile brake unit is connected with the braking driving being similarly provided on automobile
Unit, braking driving unit are equipped with 4G wireless network modules, and central control unit passes through 4G wireless networks with 4G wireless network modules
Network is communicatively coupled, and the braking instruction that central control unit is sent out gives braking driving unit through 4G wireless network transmissions, so as to
Driving is set to the automobile brake unit on automobile.
Driving unit is braked in addition to 4G wireless network modules, further includes MCU, MCU is equipped with driving automobile brake unit certainly
The drive circuit module of dynamic braking and the power module that power supply support is provided to entire unit；Brake the 4G wireless networks of driving unit
Network module receives the braking instruction that central control unit is sent out, and the braking instruction is sent to MCU and is analyzed and processed, should
After MCU processing, confirmation is braking instruction, passes through the data such as the specific orientation of over-speed vehicles that is obtained from GPS positioning unit, control
Over-speed vehicles braking is made, and can be pre-set in database the total time of braking process.
Image acquisition units include visibility detection module, image storage module, image denoising module and at least one figure
As capturing module, the quantity of video capture module is set according to live actual environment.
Each CCD camera is set in face of the direction of vehicle traveling on the Traffic signal post of crossroad.
Visibility detection module uses transmission-type visibility detector, and has the characteristics that：1) monitoring data it is stable,
Timely and accurately；2) the unique sighting devices of；3) lens protecting apparatus of original creation, without carrying out lens cleaning；4) installation and
Debugging is quick, may be selected mobile and fixes two kinds of mounting means；5) die casting aluminum shell, surface plastic spraying, degree of protection IP66；6).
Baseline optional 10M, 15M；7) uses WINDOWS interfaces, easily operated.
Video capture module use CCD camera, minimum filming frequency be 20 frames/second, the filming frequency of each CCD camera
It differs 5 frames/second, central control unit selects suitable shooting frequency according to the visibility height detected when transmission-type visibility detector
The CCD camera of rate；Visibility detection module can adjust image and grab according to the actual conditions of weather, such as fine day, dense fog, heavy rain
The filming frequency of module is clapped, improves the force trapping of vehicle image.
Image denoising module uses adaptive wiener filter or morphology scratch filter, improves shooting violation vehicle
Image clarity；Adaptive wiener filter can adjust the output of wave filter, part side according to the local variance of image
Difference is bigger, and the smoothing effect of wave filter is stronger；Its final goal is to make recovery image f^ (x, y) and original image f (x, y)
Mean square error e2=E [(f (x, y)-f^ (x, y) 2] it is minimum；The filter effect of this method is got well than mean filter effect, to protecting
Edge and other high frequency section for staying image are very useful, but calculation amount is larger；Wiener filter is to the image with white noise
Filter effect is best；And morphology scratch filter, it will open and closure combines and can be used to filter out noise, first to making an uproar
Sound spectrogram as carry out opening operation, optional structure salt matrices are bigger than the size of noise, thus open the result is that by background
Noise remove；It is finally that closed procedure is carried out to the image that back obtains, the noise on image is removed；According to the method
The characteristics of it is recognised that the image type that the method is applicable in is that object size in image is all bigger, and without tiny thin
Section, can be relatively good to the effect of such scene image partition.
Central control unit uses the chip of X86-based, and usually central control unit is using ARM frameworks, ARM framves
For structure compared to X86-based, ARM is typical RISC, and instruction set is simplified, and instruction is isometric, performs the treatment effeciency of simple command
It is higher, but the present invention is needed to being that whether crossroad has vehicle by being detected under " red light " in signal lamp, to whistle
Positioning is identified in noise, the vehicle for making a dash across the red light and/or blowing a whistle is captured etc., function is comparatively complex；And X86
Framework belongs to typical CISC, and instruction set is enriched, and instructs Length discrepancy, is good at performing complex work, more emphasizes serial performance, then tie
The characteristics of its is cost-effective is closed, selecting the chip of X86-based more can effectively play the features of the present invention.
Noise Acquisition unit, whistle noise recognizing unit and noise source positioning unit blow a whistle using microphone auditory localization skill
Art, microphone auditory localization technology are to utilize microphones pick up speech signal, and it is divided with Digital Signal Processing
Analysis and processing then determine and track the spatial position of sound source；The pickup range of traditional single microphone is very limited, pickup letter
Number it is of low quality, therefore propose the method that speech processes are carried out with microphone array；Microphone array has denoising, sound source
The functions such as positioning and tracking, so as to substantially increase Speech processing quality.
Specifically, it is further elaborated below to blowing a whistle, making a dash across the red light and braking three kinds of situations：
1) blows a whistle：Noise Acquisition unit, the whistle noise recognizing unit of blowing a whistle include multiple array pick-ups, array pick up
By being sequentially connected to, high-pass filter and A/D converter form the whistle Noise Acquisition unit to link together to device, whistle is made an uproar
Sound recognition unit, whistle noise recognizing unit are reconnected in noise source positioning unit, noise source positioning unit using based on
A kind of Combined estimator method of ESPRIT algorithms can accurately obtain the orientation of whistle automobile；Then central control unit
State of visibility according to the accurate orientation and at that time sends out control instruction, selects the CCD camera of suitable filming frequency to this
The automobile in orientation is captured, and is passed through 4G network transmissions and given traffic hub administrative unit.
If rule-breaking vehicle is daytime, visibility detection module is automatically made day mode, if day at that time is vaporous
Condition is fine day, CCD camera with the image of the frequency shooting violation vehicle of 20 frames/second (if being at that time other weather conditions, root
According to the value set, suitable CCD camera is selected to be captured), using morphology scratch filter to the image of storage into
Row denoising, and the image after denoising is stored in image storage module；
If rule-breaking vehicle is night, visibility detection module is automatically made night mode, if day at that time is vaporous
Condition is that dense fog, visibility are relatively low, and for video capture module then with the image of highest filming frequency shooting violation vehicle, use is adaptive
Wiener filter is answered to carry out denoising, and the image after denoising is stored in image storage module to the image of storage.
2) makes a dash across the red light：When the traffic lights of crossroad redirect into red, signal lamp state detection unit output " forbidden "
To central control unit, central control unit receives and sends out " detection " instruction, vehicle inspection to vehicle detection unit after information information
It surveys unit to bring into operation, when having detected running red light for vehicle, this information is passed into central control unit, central control unit is received
" acquisition " instruction is sent out to image acquisition units after to information, the image of image acquisition units shooting violation vehicle is simultaneously handled
Storage, and pass through 4G network transmissions and give traffic hub administrative unit.If rule-breaking vehicle is daytime, visibility detection module is automatic
It is set as day mode, if weather conditions at that time are fine days, CCD camera shoots violation vehicle with the frequency of 20 frames/second
Image (if being at that time other weather conditions, according to the value that sets, suitable CCD camera being selected to be captured), adopt
Denoising is carried out to the image of storage, and the image after denoising is stored in image storage module with morphology scratch filter；
When the traffic lights of crossroad redirect into red, signal lamp state input unit exports " forbidden " information to center
Control unit, central control unit receive and send out " detection " instruction to vehicle detection unit after information, and vehicle detection unit starts
Operation, when having detected running red light for vehicle, passes to central control unit, it is backward that central control unit receives information by this information
Image acquisition units send out " acquisition " instruction, and the image of image acquisition units shooting violation vehicle simultaneously carries out processing storage, and lead to
It crosses 4G network transmissions and gives traffic hub administrative unit.If rule-breaking vehicle is night, visibility detection module is automatically made night
Late pattern, if weather conditions at that time are that dense fog, visibility are relatively low, video capture module if, is shot with highest filming frequency
The image of violation vehicle carries out denoising, and the image after denoising is stored using adaptive wiener filter to the image of storage
In image storage module.
The usual way of above-mentioned denoising and storage image is first to be stored, and then the image after storage is gone again
It makes an uproar；And from the above with seen in principles illustrated, it is of the invention then be first denoising, it is rear to store, have in this way and improve image and store mould
The features such as service life of block, can also reduce expenses to a certain extent, accelerate treatment effeciency.
In the above situation, the information of vehicles captured can be transferred to traffic hub administrative unit by central control unit,
The administrative staff of traffic hub administrative unit can accordingly be handled according to the information of vehicles received.
3) is braked：Various data, such as the restriction vehicle speed data in the street are preset in database, can be also used for depositing
The data information that storage each unit detects, such as vehicle image, the number-plate number；When running car is in the street, Bus- Speed Monitoring
After unit detects the vehicle speed, central control unit is immediately by the vehicle travel speed and the restriction speed being preset in database
Data are compared analysis, after confirming vehicle hypervelocity, start GPS positioning unit immediately and the vehicle is positioned, then send out system
Dynamic instruction；The braking instruction is sent to by the braking driving unit on automobile by 4G wireless networks, braking driving is single
Member can drive automobile brake unit carry out automobile brake, by automobile driving speed control in preset car speed hereinafter, and
Its braking time can be preset in database, and the MCU for braking driving unit can transfer analysis, then with the braking from database
Time driving automobile brake unit is braked；After braking time has arrived, automobile driving speed also is located at preset automobile speed
Degree is hereinafter, can stop braking this moment；It is braked when its speed is again above preset car speed, and more than repeating again
Process, so as to effectively control the speed of automobile.
Further, the data of vehicle compulsory brake area, vehicle compulsory braking are also preset in database of the invention
Region is set at crossroad, and the vehicle compulsory brake area under vehicle detection unit detection red light phase at crossroad is
It is no to have vehicle process；When vehicle traveling enters vehicle compulsory brake area, central control unit analyzes the shape of signal lamp this moment
State；If signal lamp is red light phase, central control unit determines that vehicle detection unit detected drives by GPS positioning unit
Then the vehicle of vehicle compulsory brake area sends out cutoff command, then controls parking of automobile by automobile brake unit.Such one
Come, it is possible to avoid ignoring traffic rules by driver, traffic accident caused by making a dash across the red light by force.
In conclusion the present invention can automatically brake over-speed vehicles, capture whistle and vehicles running red light, solve
Automobile easily knocks into the back, blows a whistle and the candid photograph problem of vehicles running red light, can effectively reduce the generation of safety accident, improve resident's life
Environment living.
Claims (9)
1. a kind of intelligent transportation system for automatically controlling automobile brake, which is characterized in that including
Signal lamp state detection unit, for detecting the state with inputted signal light；
Whether vehicle detection unit has vehicle warp for crossroad under the command detection red light phase according to central control unit
It crosses；
Bus- Speed Monitoring unit, for detecting the travel speed of vehicle；
GPS positioning unit, for positioning over-speed vehicles；
Automobile brake unit, for the speed of over-speed vehicles is automatically controlled according to the instruction of central control unit and control rush it is red
Lamp vehicle parking；
Whistle Noise Acquisition unit, for acquiring the whistle acoustic signals of automobile；
Whistle noise recognizing unit, for filtering, filters out whistle acoustic signals；
Noise source positioning unit, for positioning the source of the whistle acoustic signals；
Image acquisition units, for acquiring the image data of whistle vehicle；
Database presets the vehicle compulsory brake area data for limiting vehicle speed data and crossroad of road；
Central control unit, the data for being detected according to above-mentioned each unit make comparative judgments and send out control instruction, control
Automobile brake unit processed brakes and controls image acquisition units to capture whistle automatically over-speed vehicles and vehicles running red light
With the vehicle to make a dash across the red light；
Traffic hub administrative unit, for receiving above-mentioned each unit through central control unit treated data；
Signal lamp state detection unit, vehicle detection unit, Bus- Speed Monitoring unit, GPS positioning unit, automobile brake unit and figure
As collecting unit is all connected to central control unit, whistle Noise Acquisition unit, whistle noise recognizing unit and noise source positioning
Unit by noise source positioning unit is connected to central control unit after being sequentially connected, and central control unit is through 4G wireless networks with handing over
Logical central manage-ment unit communication connection.
A kind of 2. intelligent transportation system for automatically controlling automobile brake as described in claim 1, which is characterized in that automobile system
Moving cell is set on automobile, and automobile brake unit is connected with braking driving unit, and braking driving unit is equipped with 4G wireless networks
Module, central control unit are communicatively coupled with 4G wireless network modules by 4G wireless networks.
3. a kind of intelligent transportation system for automatically controlling automobile brake as described in claim 1, which is characterized in that image is adopted
Collect unit and include visibility detection module, image storage module, image denoising module and at least one video capture module.
4. a kind of intelligent transportation system for automatically controlling automobile brake as claimed in claim 3, which is characterized in that image is grabbed
Module is clapped using CCD camera, minimum filming frequency is 20 frames/second, and the filming frequency of each CCD camera differs 5 frames/second.
A kind of 5. intelligent transportation system for automatically controlling automobile brake as claimed in claim 3, which is characterized in that visibility
Detection module uses transmission-type visibility detector.
6. a kind of intelligent transportation system for automatically controlling automobile brake as claimed in claim 3, which is characterized in that image is gone
Module of making an uproar uses adaptive wiener filter or morphology scratch filter.
A kind of 7. intelligent transportation system for automatically controlling automobile brake as described in claim 1, which is characterized in that center control
Unit processed uses the chip of X86-based.
8. a kind of intelligent transportation system for automatically controlling automobile brake as described in claim 1, which is characterized in that whistle is made an uproar
Sound collecting unit, whistle noise recognizing unit and noise source positioning unit use microphone auditory localization technology.
9. a kind of intelligent transportation system for automatically controlling automobile brake as described in claim 1, which is characterized in that image is adopted
Collect unit to communicate to connect by 4G wireless networks and central control unit.
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| CN201711315394.XA CN108269406A (en) | 2017-12-12 | 2017-12-12 | A kind of intelligent transportation system for automatically controlling automobile brake |
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| CN201711315394.XA CN108269406A (en) | 2017-12-12 | 2017-12-12 | A kind of intelligent transportation system for automatically controlling automobile brake |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637148A (en) * | 2018-12-14 | 2019-04-16 | 上海集成电路研发中心有限公司 | Vehicle-mounted whistle monitoring system, method, storage medium and equipment |
| CN110765837A (en) * | 2019-08-30 | 2020-02-07 | 深圳市元征科技股份有限公司 | Method and device for identifying vehicle whistling against regulations and terminal equipment |
| US11380193B2 (en) * | 2017-10-20 | 2022-07-05 | Zendrive, Inc. | Method and system for vehicular-related communications |
| US11775010B2 (en) | 2019-12-02 | 2023-10-03 | Zendrive, Inc. | System and method for assessing device usage |
| US11871313B2 (en) | 2017-11-27 | 2024-01-09 | Zendrive, Inc. | System and method for vehicle sensing and analysis |
| US11878720B2 (en) | 2016-12-09 | 2024-01-23 | Zendrive, Inc. | Method and system for risk modeling in autonomous vehicles |
| US12056633B2 (en) | 2021-12-03 | 2024-08-06 | Zendrive, Inc. | System and method for trip classification |
| US12192865B2 (en) | 2016-09-12 | 2025-01-07 | Credit Karma, Llc | Method for mobile device-based cooperative data capture |
| US12230073B2 (en) | 2013-03-12 | 2025-02-18 | Credit Karma, Llc | System and method for determining a driver in a telematic application |
| US12400272B2 (en) | 2019-12-02 | 2025-08-26 | Credit Karma, Llc | System and method for assessing device usage |
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- 2017-12-12 CN CN201711315394.XA patent/CN108269406A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12230073B2 (en) | 2013-03-12 | 2025-02-18 | Credit Karma, Llc | System and method for determining a driver in a telematic application |
| US12192865B2 (en) | 2016-09-12 | 2025-01-07 | Credit Karma, Llc | Method for mobile device-based cooperative data capture |
| US11878720B2 (en) | 2016-12-09 | 2024-01-23 | Zendrive, Inc. | Method and system for risk modeling in autonomous vehicles |
| US11380193B2 (en) * | 2017-10-20 | 2022-07-05 | Zendrive, Inc. | Method and system for vehicular-related communications |
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