CN104648389B - Automobile safety protective method and system - Google Patents
Automobile safety protective method and system Download PDFInfo
- Publication number
- CN104648389B CN104648389B CN201510067052.5A CN201510067052A CN104648389B CN 104648389 B CN104648389 B CN 104648389B CN 201510067052 A CN201510067052 A CN 201510067052A CN 104648389 B CN104648389 B CN 104648389B
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- vehicle body
- radar installations
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 230000001681 protective effect Effects 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 81
- 230000004888 barrier function Effects 0.000 claims abstract description 30
- 239000000523 sample Substances 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims description 29
- 230000033001 locomotion Effects 0.000 claims description 22
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 abstract description 5
- 230000003245 working effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 208000035139 partial with pericentral spikes epilepsy Diseases 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000006399 behavior Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 208000012661 Dyskinesia Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 206010041349 Somnolence Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Radar Systems Or Details Thereof (AREA)
- Emergency Alarm Devices (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention provides a kind of automobile safety protective method and system, automobile safety protective method includes:Step 1, security centre's controller obtain the running status of automobile;Step 2, security centre's controller control vehicle body radar installations and deviation plant running according to the running status of the automobile;Security centre's controller is according to the vehicle body radar installations and deviation device feedack, control alarm device running;The vehicle body radar installations includes being located at automobile front and back end, the radar probe at left and right end.The present invention is located at the radar probe at automobile front and back end, left and right end because security centre's controller is combined, and deviation device feedack, there can be the various workings such as barrier for temporary parking, body of a motor car both sides and take safety prevention measure, so as to improve security of the automobile under various working, automotive safety rank is improved.
Description
Technical field
The present invention relates to technical field of vehicle safety, more particularly to a kind of automobile safety protective method and system.
Background technology
Now, automobile has become the indispensable vehicles of family, and most cities resident has had automobile, therewith
And the automotive safety problem come, it is automotive vehicle owner's concern the most.
At present, driver causes traffic accident to occur increasingly because carelessness, fatigue, drowsiness or state do not collect moderate condition
Frequently, therefore in order to improve the security performance of automobile, prior art uses the front/rear collision bumper in automobile to be respectively mounted multiple thunders
Up to probe (being usually four), fan-shaped monitoring is carried out to automobile front beam region and rear bumper region, prevents automobile from falling
Car and occur friction with front and rear barrier in the case of parking and collide, it is ensured that ride safety of automobile.
However, in order to ensure security of the automobile under various working, such as there is barrier in temporary parking, body of a motor car both sides
Hinder thing etc., it is desirable to provide a kind of higher safeguard procedures of level of security.
The content of the invention
In view of this, the present invention is directed to propose a kind of automobile safety protective method and system, to provide a kind of level of security
Higher safeguard procedures, it is ensured that security of the automobile under various working.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way:
A kind of automobile safety protective method, including:Step 1, security centre's controller obtain the running status of automobile;Step
2nd, security centre's controller controls vehicle body radar installations and deviation plant running according to the running status of the automobile;
Security centre's controller is according to the vehicle body radar installations and deviation device feedack, control alarm device fortune
Make;The vehicle body radar installations includes being located at automobile front and back end, the radar probe at left and right end.
Further, the step 1 is specially:Security centre's controller is according to automotive powerplant and ignition switch
Device feedack, obtains the running status of the automobile.
Further, the ignition switch device is one-key start device, and the igniting is opened the light the power supply gear bag of device
Include OFF gears, ACC gears, ON gears and Start gears;The ignition switch device is located at OFF gears, arrangements for automotive doors door
When locking device is inserted in lockup state, and automobile without key, security centre's controller is in a dormant state.
Further, the step 2 is specifically included:Step 21, security centre's controller pass through the automobile power
Device detection automobile speed be zero, and the automobile door lock device be in opening when, security centre's controller
The vehicle body radar installations is controlled to open;Step 22, detect peripheral vehicle stationary obstruction and car when the vehicle body radar installations
When door distance is less than predetermined threshold value, security centre's controller controls car door described in the automobile door lock device locking.
Further, the step 22 specifically also includes:When the vehicle body radar installations detects the static obstacle of peripheral vehicle
When thing is less than the predetermined threshold value with car door distance, security centre's controller also controls the alarm device to open.
Further, the predetermined threshold value is the safety travel value of opening vehicle door;The alarm device includes danger
Warning lamp, phonetic alarm device and display device;The hazard way light includes being located at automotive interior and outside indicator lamp;Institute
Vehicle body radar installations is stated using embedded 77GHZ millimetre integrated circuits radar.
Further, specifically included after the step 22:Step 23, security centre's controller pass through the automobile
When power set detection automobile is in transport condition, security centre's controller controls the deviation device to start;Step
Rapid 24, when security centre's controller detects automobile speed vanishing by the automotive powerplant, the deviation
Device judges automobile stop place, and is sent to security centre's controller;Step 25, the deviation device judge vapour
Car is parked in runway and non-traffic congestion, crossing section, and security centre's controller controls the vehicle body radar installations to open, institute
Stating security centre's controller controls the hazard way light and phonetic alarm device to open.
Further, specifically included after the step 25:Step 251, vehicle body radar installations detection periphery are static
When barrier is less than the predetermined threshold value with car door distance, security centre's controller controls the phonetic alarm device work
Make, and control the display device to show safe opening car door;Step 252, vehicle body radar installations detection peripolesis barrier
When hindering the movement locus and safe opening of vehicle door stroke of thing in the presence of overlapping, security centre's controller controls the voice
Warning device works, and shows safe opening car door by the display device;Step 253, vehicle body radar installations detection
When the movement locus of peripolesis barrier has overlapping with automobile stop place, security centre's controller control institute predicate
Sound warning device works, and reminds occupant to leave automobile.
Further, include after the step 253:Step 26, the deviation device judge that automobile is parked in non-row
When in track, security centre's controller controls the left and right end radar probe of the vehicle body radar installations to start;Step 27, institute
When stating vehicle body radar installations detection periphery stationary obstruction and car door distance less than the predetermined threshold value, security centre's control
Device controls the phonetic alarm device work, and controls the display device to show safe opening car door;Step 28, when the car
When the movement locus of body radar installations detection peripolesis barrier has overlapping with safe opening of vehicle door stroke, the peace
Full master controller controls the phonetic alarm device work, and controls the display device to show safe opening car door;Step
29th, when the vehicle body radar installations detects that the movement locus of peripolesis barrier and automobile stop place have overlapping, institute
State security centre's controller and control the phonetic alarm device work, remind occupant to leave automobile.
Relative to prior art, automobile safety protective method of the present invention has the advantage that:
In automobile safety protective method provided in an embodiment of the present invention, the vehicle body radar installations of automobile, which includes, is located at automobile
Front and back end, the radar probe at left and right end, security centre's controller can be according to the motoring conditions of acquisition, to control vehicle body thunder
Up to the operation of device and deviation device, wherein, vehicle body radar installations can detect the barrier on body of a motor car periphery, track
Deviating device can detect travel conditions of the automobile in runway, so that security centre's controller is in different motoring conditions
Under, according to vehicle body radar installations and deviation device feedack, effectively alarm device can be controlled to operate, so as to multiplying
Member and periphery personnel, vehicle play a part of safety prompt function and warning, conveniently take further safeguard procedures.Thus may be used
Know, the radar probe at automobile front and back end, left and right end is located at because security centre's controller is combined, and deviation device is anti-
The information of feedback, can have the various workings such as barrier and take safety prevention measure for temporary parking, body of a motor car both sides, from
And security of the automobile under various working is improved, improve automotive safety rank.
It is described another object of the present invention is to propose a kind of automobile safety protection system, including security centre's controller
Security centre's controller interactive mode is connected with vehicle body radar installations, automotive powerplant, automobile door lock device and automobile
Door position control device;Security centre's controller is also associated with ignition switch device, deviation device, dangerous warning
Lamp, phonetic alarm device and display device;The vehicle body radar installations includes being located at the radar spy at automobile front and back end, left and right end
Head.
Relative to prior art, automobile safety protection system of the present invention has the advantage that:
In the automobile safety protection system that the present invention is provided, the vehicle body radar installations of automobile, which includes, to be located at before and after automobile
End, the radar probe at left and right end, security centre's controller can obtain automobile according to ignition switch device and automotive powerplant
Running status, so as to control the operation of vehicle body radar installations and deviation device with reference to motoring condition, wherein, vehicle body
Radar installations can detect the barrier on body of a motor car periphery, and deviation device can detect traveling of the automobile in runway
Situation, so that security centre's controller is under different motoring conditions, it is anti-according to vehicle body radar installations and deviation device
The information of feedback, effectively can control alarm device to operate, so as to play safety prompt function and police to occupant and periphery personnel, vehicle
The effect shown, conveniently takes further safeguard procedures.It follows that being located at because security centre's controller is combined before automobile
Rear end, the radar probe at left and right end, and deviation device feedack, can be directed to temporary parking, body of a motor car two
There is the various workings such as barrier and take safety prevention measure in side, that is, control hazard way light, phonetic alarm device and display dress
Put and warned and safety instruction, simultaneous control of automobile car door door lock assembly under different operating modes to Car's door controlling, so as to improve
Security of the automobile under various working, improves automotive safety rank.
Brief description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the automobile safety protective method flow diagram described in the embodiment of the present invention;
Fig. 2 is that the igniting described in the embodiment of the present invention is opened the light device operation principle schematic diagram;
Fig. 3 is camera arrangement schematic diagram in the deviation device described in the embodiment of the present invention;
Fig. 4 is deviation device operation principle schematic diagram described in the embodiment of the present invention;
Fig. 5 is the automobile safety protection system schematic diagram described in the embodiment of the present invention.
Description of reference numerals:
21-PEPS controllers, 22- PMUs, 231-OFF gear relays, 232-ACC gear relays,
233-ON gear relays, 234-Start gear relays, 24- micro-control units, 25-CAN controllers, 26-CAN transceivers,
30- automobiles, 31- forward sight cameras, 32- rearview cameras, 33- left view cameras, the 34- right sides regard camera, the control of 41- security centres
Device processed, 42- vehicle body radar installations, 43- deviation devices, 44- automotive powerplants, 45- ignition switch devices, 46- automobiles
Car door door lock assembly, 471- hazard way lights, 472- phonetic alarm devices, 473- display devices, the control of 48- arrangements for automotive doors position
Device.
Embodiment
It should be noted that in the case where not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Mutually combination.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The embodiment of the present invention provides a kind of automobile safety protective method, as shown in Figure 1 and Figure 5, including in step 1, safety
Heart controller 41 obtains the running status of automobile;Step 2, security centre's controller 41 control vehicle body according to the running status of automobile
Radar installations 42 and deviation device 43 are run;Security centre's controller 41 is filled according to vehicle body radar installations 42 and deviation
Put 43 feedacks, control alarm device running.Wherein, vehicle body radar installations 42 includes being located at automobile front and back end, left and right end
Radar probe.
In automobile safety protective method provided in an embodiment of the present invention, the vehicle body radar installations of automobile, which includes, is located at automobile
Front and back end, the radar probe at left and right end, security centre's controller can be according to the motoring conditions of acquisition, to control vehicle body thunder
Up to the operation of device and deviation device, wherein, vehicle body radar installations can detect the barrier on body of a motor car periphery, track
Deviating device can detect travel conditions of the automobile in runway, so that security centre's controller is in different motoring conditions
Under, according to vehicle body radar installations and deviation device feedack, effectively alarm device can be controlled to operate, so as to multiplying
Member and periphery personnel, vehicle play a part of safety prompt function and warning, conveniently take further safeguard procedures.Thus may be used
Know, the radar probe at automobile front and back end, left and right end is located at because security centre's controller is combined, and deviation device is anti-
The information of feedback, can have the various workings such as barrier and take safety prevention measure for temporary parking, body of a motor car both sides, from
And security of the automobile under various working is improved, improve automotive safety rank.
Wherein, because car steering environment is changeable, therefore vehicle behavior is more complicated, for convenience of explanation work of the invention
Make by taking typical multiple operating modes as an example to illustrate in principle, the present embodiment.
Specifically, the running status of automobile is mainly detected by automotive powerplant 44 and ignition switch device 45,
And feed back in security centre's controller 41.Wherein, automotive powerplant 44 is mainly used in monitoring the operation shape of automobile engine
State and automobile speed, ignition switch device 45 are mainly used in whether monitoring automobile starts, so as to be combined by both, complete vapour
The accurate detection of car state.
In the present embodiment with ignition switch device 45 be one-key start device (Passive Entry Push Start,
PEPS exemplified by), the electric source modes of the PEPS have generally included four gears, respectively OFF gears-correspondence car locking state, ACC grades
Position-can now use automobile middle part point small electrical device, such as radio, ON gears-operation shelves, Start gears-igniting
Start shelves.Wherein, the moment of security centre's controller 41 detects the electric source modes of ignition switch device 45, and combines automobile power dress
Put the judgement of 44 completion motoring conditions.
Among these, when security centre's controller 41 detect automobile ignition switch device 45 electric source modes be OFF gears,
When automobile door lock device 46 is inserted in lockup state, and automobile without key, i.e., automobile is in parked state, now pacifies
Full master controller 41 can automatically switch to park mode, to save automobile power source, it is to avoid waste of energy.
Detection of the security centre's controller 41 to electric source modes, is mainly controlled by ignition switch device 45 and security centre
The unidirectional connection of device 41 is completed, and specifically detects that circuit diagram refers to PEPS controller 21 in Fig. 2, Fig. 2 and passes through PMU
22 (Power Distribution Unit, PDU) are acquired to the connection situation of four relays (231-234), so that logical
Cross the judgement that PDU22 completes electric source modes;The electric source modes state simulation amount of collection is passed through micro-control unit 24 by PDU22 afterwards
(Micro Control Unit, MCU) carries out digital-to-analogue conversion, i.e., analog signal is converted into data signal;Pass through CAN controls again
Device 25 is encoded, and CAN transceiver 26 is sent on CAN network.
The CAN transceiver 26 of security centre's controller 41 receives above- mentioned information from CAN network, and is controlled by CAN
Device 25 processed, MCU24 carry out analysis verification, complete the transfer operation of electric source modes signal.
From above-mentioned analysis process, automobile is under parked state, the dormancy of security centre's controller 41, without carrying out safety
Safeguard procedures.When driver enters in automobile, arrangements for automotive doors is opened, and now security centre's controller 41 starts, and carries out automobile
The detection of running status.Now automobile is not actuated, and automobile speed is zero, and wherein security centre's controller 41 is for automobile speed
Zero judgement, can be obtained, or automobile end-state in parking by the direct detection of automotive powerplant 44
Storage.
Now above-mentioned steps 2 can specifically include:Step 21, security centre's controller 41 is examined by automotive powerplant 44
Survey automobile speed be zero, and automobile door lock device 46 be in opening when, security centre's controller 41 control vehicle body thunder
Opened up to device 42.
During being somebody's turn to do, because automobile remains static, driver or occupant are normally opened after car door and closing, i.e. automobile
Car door door lock assembly 46 is in opening, and now the directly control vehicle body radar installations 42 of security centre's controller 41 is opened, and
Without considering which kind of state the electric source modes of ignition switch device 45 are in, in order to be detected to vehicle body surrounding enviroment.
Wherein, driver or occupant, which normally open car door, includes into the car or is introduced into in-car, and such as door opening takes east
Western situations such as, because driver or occupant are located at outside car, it can voluntarily judge the surrounding enviroment of opening car door.When driver is in car
When being inside again turned on car door, vehicle body radar installations 42 can send detection data into security centre's controller 41, in order to control
System.
Specifically, step 22, the detection peripheral vehicle stationary obstruction of vehicle body radar installations 42 and car door distance are less than default
During threshold value, the locking car door of the control automobile door lock of security centre's controller 41 device 46.
The distance between the barrier and car door on car door periphery can be detected by vehicle body radar installations 42, when distance is less than
During predetermined threshold value, i.e., safe opening of car door can not be met, then the control automobile door lock of security centre's controller 41 device 46 is locked
Only car door, it is to avoid occupant's opening car door such as collides at the accident, improves security.Wherein, predetermined threshold value can be arrangements for automotive doors
The minimum opening degree of car door that the safety travel value of unlatching, i.e. guarantor smoothly can come out from car.
Said process, before ignition, electric source modes can be constantly in OFF gears, therefore in order to ensure that vehicle power supply is supplied
Should, the detection function of vehicle body radar installations 42 can be only carried out, without the early warning of alarm device, security protection can be also played
Effect.
Require supplementation with explanation, said process, body of a motor car radar installations 42 can also carry out peripheral vehicle dyskinesia
The detection of the movement locus of thing, such as to the people of motion, vehicle so that by judge moving obstacle movement locus whether
Exist with automobile stop place or automotive safety opening car door travel paths and overlap, to prevent the generation of emergency case, further
Improve vehicle safety.
During automobile starting, the electric source modes of ignition switch device 45 are Start grades, and electric source modes are back to ON automatically afterwards
Shelves, i.e. security centre's controller 41 are Start gears according to electric source modes, and automotive powerplant 44 detects that automobile speed is not
Zero, i.e. engine are operated, so as to judge automobile for transport condition, control deviation device 43 starts.Specifically above-mentioned steps
22 include:
When step 23, security centre's controller 41 detect that automobile is in transport condition by automotive powerplant 44, safety
Master controller 41 controls the deviation device 43 to start.
Wherein, with reference to shown in Fig. 3, deviation device 43 includes being arranged on the forward sight camera 31 of the front end of automobile 30, set
Rearview camera 32, the left view camera 33 being located on the left of automobile 30 and the right side being located on the right side of automobile 30 in the rear end of automobile 30
Depending on camera 34, the camera of deviation device 43 is the dynamic camera device of high speed, it is ensured that the accuracy that section judges.
It is to be appreciated that deviation device 43 can interpolate that whether automobile 30 is in runway.It is specifically as follows, (1)
Forward sight camera 31 and rearview camera 32 are detected in the fixed range of automobile 30 or so provided with runway mark;(2) forward sight
Camera 31 or rearview camera 32 are detected in the fixed range of automobile 30 or so provided with runway mark;(3) forward sight camera
31 and rearview camera 32 detect in the left side fixed range of automobile 30 provided with runway mark;(4) forward sight camera 31 is with after
Detected depending on camera 32 in the left side fixed range of automobile 30 provided with runway mark.Generally, on runway during normally travel,
The detection that can then complete to identify runway using forward sight camera 31 and rearview camera 32.
When automobile not runway is up sail when, such as the temporary parking of roadside, now pass through vehicle front-viewing image 31
Identified with the detection vehicle right and left of rearview camera 32 without runway, automobile left view camera 33 and the right camera 34 that regards detect automobile
Left and right is identified without runway, then judges that automobile is located in non-runway.
Among these, travelled for automobile in non-runway, or when being travelled in the road conditions such as plank road, due in the absence of
Runway is identified, now with reference to Fig. 4, can be by forward sight camera 31, rearview camera 32, left view camera 33 and the right side depending on taking the photograph
As first 34 pairs of peripheral vehicle environment are detected, the environmental information of acquisition is carried out to the splicing of image, the figure after splicing
Draw by digital-to-analogue conversion, signal enhanced processing etc., thus obtain road width, surrounding enviroment, vehicle and both sides of the road actually away from
From etc. each parameter integrated information, realize the guarantee of automotive safety.
In actual driver behavior, driver is not concentrated or interim emergency situations etc. due to carelessness, fatigue, state, to drive
The person of sailing sails in runway expert, illustrates exemplified by temporary parking, after step 23, including step 24, security centre's controller 41
When detecting automobile speed vanishing by automotive powerplant 44, deviation device 43 judges automobile stop place, and sends
To security centre's controller 41.
Step 25, deviation device 43 judge that automobile is parked in runway and non-traffic congestion, crossing section, security centre's control
The control vehicle body of device 41 radar installations processed is opened, the control hazard way light 471 of security centre's controller 41 and phonetic alarm device 472
Open.
During driver's temporary parking, the detection automobile speed of automotive powerplant 44 is zero, and security centre's controller 41 is controlled
Vehicle body radar installations 42 starts, and now deviation device 43 judges that automobile is rested in runway according to automobilism track,
Then the front and back end of vehicle body radar installations 42, left and right end radar probe start.Due to there is other vehicles traveling in runway,
Temporary parking is abnormally dangerous in runway, therefore security centre's controller 41 can also control alarm device to work.Specifically, it is alert
Reporting device includes hazard way light 471, phonetic alarm device 472 and display device 473.The temporary parking on runway
When, hazard way light 471 is opened, so as to remind driver and Che peripheries personnel or vehicle to enhance your vigilance, while voice reporting
Alarm device 472 is opened, and reminds driver to recover normal driving as early as possible with collective effect.
Automobile can have traffic congestion or when the red lights such as crossing in runway during temporary parking, also, now track is inclined
Above-mentioned situation can be differentiated from device 43, specifically in traffic congestion, deviation device 42 combines range sensor (thunder
Up to), detection front vehicles distance is within 10 meters (can also be other reasonable values), and the detection automobile of automotive powerplant 42
To walk at a slow speed during the state stopped, can interpolate that automobile is traffic congestion section, the runway in 41 pairs of traffic congestion sections of security centre's controller
Temporary parking is not processed;When automobile waits red light in crossing section, deviation device 43 can be carried out by camera
Data acquisition, so that runway temporary parking of the security centre's controller 41 to crossing section is not processed.In the present embodiment, OK
Track temporary parking is under normally travel state, due to maloperation caused by carelessness of driver etc..
In runway during temporary parking, vehicle body radar installations 42 is opened to be detected to peripheral vehicle environment, specifically can be with
For:When step 251, the detection periphery stationary obstruction of vehicle body radar installations 42 and car door distance are less than predetermined threshold value, security centre
The control voice warning device 472 of controller 41 works, and controls display device 473 to show safe opening car door.
Wherein, display device 473 can be multi-media display system, can show barrier and vapour according to the detection of radar
The distance of car car door;The display device 473 can also point out driver to be capable of the car door of safe opening simultaneously, for example, work as barrier
During positioned at car right side, and right side car door opening is hindered, the control automobile door lock of security centre's controller 41 device 46 makes the right side
Side car door locking, while display device 473 can show and point out driver to open left side car door, it is to avoid driver opens by force
Right side car door occurs unexpected, additionally it is possible to the generation of collision free.Above-mentioned safe opening car door can pass through the arrangements for automotive doors in Fig. 5
Position control 47 detected, the differentiation of convenient and safe master controller 41.
Display device 473 can show the data messages such as the orientation and body of a motor car distance of barrier, while can also show
Show the movement locus of the moving obstacle of simulation, the direction of motion and apart from information such as vehicle body distances, facilitate driver intuitively to obtain,
Judge.
Step 252, vehicle body radar installations 42 detect the movement locus and safe opening of vehicle door of peripolesis barrier
When stroke has overlapping, the control voice warning device 472 of security centre's controller 41 works, and is shown by display device 473
Safe opening car door.
Generally, also there is moving obstacle in runway, such as vehicle, pedestrian, now vehicle body radar installations 42 can
Detect moving obstacle movement locus so that judge moving obstacle movement locus whether with opening vehicle door stroke road
Footpath exists overlapping.Overlapped if existing, during occupant's opening car door, it may occur that collision, the now control of security centre's controller 41 language
Sound warning device 472 works, and opens Safety vehicle door by the display of display device 473.
Further, handed over when vehicle body radar installations 42 judges that the movement locus of moving obstacle exists with automobile stop place
When folded, such as prompting of vehicle danger warning lamp 471 below, when leading to not avoid occurring vehicle rear-end collision or collision,
The control voice warning device 472 of security centre's controller 41 works, and reminds occupant to leave automobile, it is to avoid casualties.
Wherein, in above-mentioned runway in the case of various during temporary parking, hazard way light 471 is consistent unlatching shape
State, and the now control of security centre's controller 41 makes manual operation not close, the other highest of system safety strategy.Meanwhile, it is above-mentioned each
Phonetic alarm device 472 is required in the case of kind to work, and for different situations, the safety alarm of different stage, example can be set
Such as length ring.
When driver is under prior-warning device warning function, recover automobile normal running, now security centre's controller 41 is controlled
Vehicle body radar installations 42 processed is closed, the normal work of deviation device 43, simultaneously closes off hazard way light 471 and audio alert dress
472 are put, is recovered to normal driving pattern.
The analysis of temporary parking in above-mentioned vehicular traffic lane, security centre's controller 41 passes through vehicle body radar installations
42 and the feedack of deviation device 43, it can realize to driver, occupant and peripheral vehicle vehicle, the safety of personnel
Prompting, while being prevented effectively from automobile and the generation of periphery barrier collision, improves vehicle safety.Particularly with driving at night road
Runway temporary parking under temporary parking and bad weather (rain, snow, mist, haze), automobile safety protective rank of the invention
Height, security is good.
When driver's driving carries out orderly shutdown, i.e., the temporary parking in non-runway is specifically as follows:Step
26th, when deviation device 42 judges that automobile is parked in non-runway, the control vehicle body radar installations of security centre's controller 41
Left and right end radar probe starts.
Certainly, for the temporary parking in non-runway, security centre's controller 41 can also control vehicle body radar installations
42 front and back end radar probe is opened, to improve the accuracy of periphery detection of obstacles.
When step 27, the detection periphery stationary obstruction of vehicle body radar installations 42 and car door distance are less than predetermined threshold value, safety
The control voice warning device 472 of master controller 41 works, and controls display device 473 to show safe opening car door.
Wherein, display device 473 can be multi-media display system, can show barrier and vapour according to the detection of radar
The distance of car car door;The display device can also point out driver the car door for being capable of safe opening simultaneously, such as when barrier position
When car right side, and when hindering right side car door opening, the control automobile door lock of security centre's controller 41 device 46 makes the right side
Side car door locking, while display device 473 can show and point out driver to open left side car door, it is to avoid driver opens by force
Right side car door occurs unexpected, additionally it is possible to the generation of collision free.
Step 28, movement locus and safe opening of vehicle door when the detection peripolesis barrier of vehicle body radar installations 42
When stroke has overlapping, the control voice warning device 472 of security centre's controller 41 works, and controls display device 473 to show
Safe opening car door.
Generally, also there is moving obstacle in non-runway, such as vehicle, pedestrian, the now energy of vehicle body radar installations 42
Enough detect moving obstacle movement locus so that judge moving obstacle movement locus whether with opening vehicle door stroke
Path exists overlapping.Overlapped if existing, during occupant's opening car door, it may occur that collision, now security centre's controller 41 is controlled
Phonetic alarm device 472 works, and opens Safety vehicle door by the display of display device 473.
Step 29, the movement locus when the detection peripolesis barrier of vehicle body radar installations 42 and the presence of automobile stop place
When overlapping, the control voice warning device 472 of security centre's controller 41 works, and reminds occupant to leave automobile.
Further, handed over when vehicle body radar installations 42 judges that the movement locus of moving obstacle exists with automobile stop place
When folded, such as other vehicle mis-usages, when leading to not avoid occurring vehicle collision, the control voice of security centre's controller 41
Warning device 472 works, and reminds occupant to leave automobile, it is to avoid casualties.
Wherein, in above-mentioned non-runway in the case of various during temporary parking, hazard way light 471 can also be opened, now
The control of security centre's controller 41 can be closed manual operation.Meanwhile, it is above-mentioned it is various in the case of be required to audio alert
Device 472 works, and for different situations, the safety alarm of different stage can be set, such as length ring.
Described herein as, above-mentioned runway temporary parking and non-runway temporary parking, are in automobile speed vanishing
When, the safeguard procedures that security centre's controller is taken, now inserted with key in automobile, engine is in fired state.For
Follow-up parking operation will not be described here, it is necessary to driver is carried out under normal, security situation.
In the present invention, body of a motor car radar installations 42 is preferred to use embedded 77GHZ millimetre integrated circuits radar, this kind
Radar encapsulates the Combination Design of radar transceiver chipset by Qorivva MPC577xK MCU and MRD200177GHz, is formed
Complete Embedded radar detecting system.Brand-new radar transceiver chipset is led to by a VCO (MRD2001VC), one 2
Road TX transmitters (MRD2001TX) and 3 passage RX receiver (MRD2001RX) composition, can reduce component quantity,
PCB sizes and software complexity, reduce cost.
Wherein, Qorivva MPC577xK MCU and MRD200177GHz encapsulates radar transceiver chipset and supports open loop thunder
Up to system design, without carrying out FMCW modulation, total system power consumption can be reduced, and frequency modulated time is in the range of 10 μ s to 100 μ s,
Complete radar image can be quickly caught, dutycycle can be reduced, the signal to noise ratio of radar is improved.
Among these, MRD2001 radar transceivers chipset uses advanced packaging technology, using the teaching of the invention it is possible to provide excellent hot property and
Electric property, welding spot reliability is high.
Equally, in use, vehicle body radar installations 42, deviation device 43, ignition switch device 45, automobile power dress
The communication between 44, automobile door lock device 46 and security centre's controller 41 is put, can be by using FlexRay technologies
(20Mbps double-channel data), CAN transmit (3Mbps arbitrary data, it may be connected to other vehicle assemblies) or with
Too net (100Mbps data) technology carries out transmission interaction of message etc..
The present invention also provides a kind of automobile safety protection system, as shown in figure 5, including security centre's controller 41, safety
The interactive mode of master controller 41 be connected with vehicle body radar installations 42, automotive powerplant 44, automobile door lock device 46 and
Arrangements for automotive doors position control 48;Security centre's controller 41 be also associated with ignition switch device 45, deviation device 43,
Hazard way light 471, phonetic alarm device 472 and display device 473;Vehicle body radar installations 42 includes being located at before and after automobile
End, the radar probe at left and right end.
In the automobile safety protection system that the present invention is provided, the vehicle body radar installations of automobile, which includes, to be located at before and after automobile
End, the radar probe at left and right end, security centre's controller can obtain automobile according to ignition switch device and automotive powerplant
Running status, so as to control the operation of vehicle body radar installations and deviation device with reference to motoring condition, wherein, vehicle body
Radar installations can detect the barrier on body of a motor car periphery, and deviation device can detect traveling of the automobile in runway
Situation, so that security centre's controller is under different motoring conditions, it is anti-according to vehicle body radar installations and deviation device
The information of feedback, effectively can control alarm device to operate, so as to play safety prompt function and police to occupant and periphery personnel, vehicle
The effect shown, conveniently takes further safeguard procedures.It follows that being located at because security centre's controller is combined before automobile
Rear end, the radar probe at left and right end, and deviation device feedack, can be directed to temporary parking, body of a motor car two
There is the various workings such as barrier and take safety prevention measure in side, that is, control hazard way light, phonetic alarm device and display dress
Put and warned and safety instruction, simultaneous control of automobile car door door lock assembly under different operating modes to Car's door controlling, so as to improve
Security of the automobile under various working, improves automotive safety rank.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of automobile safety protective method, it is characterised in that including:
Step 1, security centre's controller(41)Obtain the running status of automobile;
Step 2, security centre's controller(41)Vehicle body radar installations is controlled according to the running status of the automobile(42)With
Deviation device(43)Operation;Security centre's controller(41)According to the vehicle body radar installations(42)And deviation
Device(43)Feedack, control alarm device running;
The vehicle body radar installations(42)Radar probe including being located at automobile front and back end, left and right end;
The alarm device includes hazard way light(471), phonetic alarm device(472)And display device(473)
Wherein, the step 2 is specifically included:
Step 21, security centre's controller(41)Pass through automotive powerplant(44)Detect that automobile speed is zero, and automobile
Car door door lock assembly(46 )During in opening, security centre's controller(41)Control the vehicle body radar installations
(42)Open;
Step 22, the vehicle body radar installations(42)Detect that peripheral vehicle stationary obstruction is less than predetermined threshold value with car door distance
When, security centre's controller(41)Control the automobile door lock device(46)Car door described in locking;
Specifically included after the step 22:
Step 23, security centre's controller(41)Pass through the automotive powerplant(44)Detect that automobile is in transport condition
When, security centre's controller(41)Control the deviation device(43)Start;
Step 24, security centre's controller(41)Pass through the automotive powerplant(44)Detect automobile speed vanishing
When, the deviation device(43)Judge automobile stop place, and be sent to security centre's controller(41);
Step 25, the deviation device(43)Judge that automobile is parked in runway and non-traffic congestion, crossing section, the safety
Master controller(41)Control the vehicle body radar installations(42)Open, security centre's controller(41)Control the danger
Warning lamp(471)And phonetic alarm device(472)Open.
2. automobile safety protective method according to claim 1, it is characterised in that the step 1 is specially:
Security centre's controller(41)According to automotive powerplant(44)And ignition switch device(45)Feedack, is obtained
Take the running status of the automobile.
3. automobile safety protective method according to claim 2, it is characterised in that the ignition switch device(45)For one
Key starter, the igniting is opened the light device(45)Power supply gear include OFF gears, ACC gears, ON gears and Start
Gear;
The ignition switch device(45)Positioned at OFF gears, automobile door lock device(46)In lockup state, and automobile
When being inserted without key, security centre's controller(41)In a dormant state.
4. automobile safety protective method according to claim 1, it is characterised in that the step 22 specifically also includes:When
The vehicle body radar installations(42)When detecting that peripheral vehicle stationary obstruction is less than the predetermined threshold value with car door distance, the peace
Full master controller(41)The alarm device is also controlled to open.
5. automobile safety protective method according to claim 4, it is characterised in that the predetermined threshold value is opened for arrangements for automotive doors
The safety travel value opened;The hazard way light(471 )Including being located at automotive interior and outside indicator lamp;
The vehicle body radar installations(42)Using embedded 77GHZ millimetre integrated circuits radar.
6. automobile safety protective method according to claim 1, it is characterised in that specifically included after the step 25:
Step 251, the vehicle body radar installations(42)Detect that periphery stationary obstruction is less than the predetermined threshold value with car door distance
When, security centre's controller(41)Control the phonetic alarm device(472)Work, and control the display device
(473)Show safe opening car door;
Step 252, the vehicle body radar installations(42)Detect the movement locus and arrangements for automotive doors safety open of peripolesis barrier
When journey of setting out has overlapping, security centre's controller(41)Control the phonetic alarm device(472)Work, and pass through institute
State display device(473)Show safe opening car door;
Step 253, the vehicle body radar installations(42)The movement locus of detection peripolesis barrier is deposited with automobile stop place
When overlapping, security centre's controller(41)Control the phonetic alarm device(472)Work, reminds occupant to leave vapour
Car.
7. automobile safety protective method according to claim 6, it is characterised in that include after the step 253:
Step 26, the deviation device(43)When judging that automobile is parked in non-runway, security centre's controller
(41)Control the vehicle body radar installations(42)Left and right end radar probe start;
Step 27, the vehicle body radar installations(42)Detect that periphery stationary obstruction is less than the predetermined threshold value with car door distance
When, security centre's controller(41)Control the phonetic alarm device(472)Work, and control the display device
(473)Show safe opening car door;
Step 28, when the vehicle body radar installations(42)Detect the movement locus and arrangements for automotive doors safety open of peripolesis barrier
When journey of setting out has overlapping, security centre's controller(41)Control the phonetic alarm device(472)Work, and control institute
State display device(473)Show safe opening car door;
Step 29, when the vehicle body radar installations(42)The movement locus of detection peripolesis barrier is deposited with automobile stop place
When overlapping, security centre's controller(41)Control the phonetic alarm device(472)Work, reminds occupant to leave vapour
Car.
8. a kind of automobile safety protection system for being used to realize the automobile safety protective method described in claim any one of 1-7,
It is characterised in that it includes security centre's controller(41), security centre's controller(41)Interactive mode is connected with vehicle body radar
Device(42), automotive powerplant(44), automobile door lock device(46)And arrangements for automotive doors position control(48);
Security centre's controller(41)It is also associated with ignition switch device(45), deviation device(43), dangerous warning
Lamp(471), phonetic alarm device(472)And display device(473);The vehicle body radar installations(42)Including being located at before automobile
Rear end, the radar probe at left and right end.
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US9751462B2 (en) * | 2015-06-03 | 2017-09-05 | Ford Global Technologies, Llc | Vehicle and vehicle door clearance notification system |
CN107336667A (en) * | 2016-04-29 | 2017-11-10 | 长城汽车股份有限公司 | Vehicle |
CN108891346A (en) * | 2018-05-23 | 2018-11-27 | 绿驰汽车科技(上海)有限公司 | A kind of car door opening safety warning system when automobile stops |
CN110858953A (en) * | 2018-08-23 | 2020-03-03 | 上海博泰悦臻网络技术服务有限公司 | Weather management method, vehicle machine and vehicle |
CN111923833A (en) * | 2020-07-23 | 2020-11-13 | 长城汽车股份有限公司 | Vehicle door opening early warning method and device, storage medium and vehicle |
CN112554697A (en) * | 2020-12-08 | 2021-03-26 | 广州小鹏自动驾驶科技有限公司 | Intelligent obstacle avoidance method and device for vehicle door |
CN114523902B (en) * | 2022-03-30 | 2023-08-15 | 深蓝汽车科技有限公司 | Collision early warning method and system for front vehicle door opening scene |
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DE502004004875D1 (en) * | 2003-02-17 | 2007-10-18 | Siemens Ag | METHOD AND DEVICE FOR PREVENTING PERSONNEL AND PROPERTY DAMAGE CAUSED BY MOTOR VEHICLE DOORS |
DE10348917B4 (en) * | 2003-10-21 | 2015-02-12 | Daimler Ag | Doorstop system with obstacle detection |
DE102004005225A1 (en) * | 2004-02-03 | 2005-08-18 | Robert Bosch Gmbh | Driver assistance device |
CN102555966B (en) * | 2012-02-29 | 2013-12-04 | 浙江吉利汽车研究院有限公司 | Automobile door anti-collision device and automobile door anti-collision method |
CN103264660B (en) * | 2013-05-10 | 2016-01-20 | 浙江吉利汽车研究院有限公司杭州分公司 | Safety warning system |
CN204077568U (en) * | 2014-08-15 | 2015-01-07 | 许乐群 | Opening vehicle door anti-collision hits caution system |
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