CN107856642A - A kind of automobile assistant driving system camera demister - Google Patents
A kind of automobile assistant driving system camera demister Download PDFInfo
- Publication number
- CN107856642A CN107856642A CN201711069930.2A CN201711069930A CN107856642A CN 107856642 A CN107856642 A CN 107856642A CN 201711069930 A CN201711069930 A CN 201711069930A CN 107856642 A CN107856642 A CN 107856642A
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- Prior art keywords
- camera
- fan
- heater
- housing
- demister
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- 238000010257 thawing Methods 0.000 claims abstract description 32
- 230000006870 function Effects 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 29
- 239000011521 glass Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 8
- 238000004590 computer program Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 14
- 238000003384 imaging method Methods 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 description 7
- 239000003595 mist Substances 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/56—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
- F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
- F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
- F24H3/0429—For vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
- F24H9/1863—Arrangement or mounting of electric heating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2064—Arrangement or mounting of control or safety devices for air heaters
- F24H9/2071—Arrangement or mounting of control or safety devices for air heaters using electrical energy supply
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Studio Devices (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The embodiment of the invention discloses a kind of automobile assistant driving system camera demister.The device includes：Housing, the camera for being respectively arranged at enclosure interior, fan, heater and control circuit；Housing includes the paste section that the housing is fixed on the front windshield of automobile；The groove that the side that housing is provided with paste section has forms airhood with front windshield, and air outlet is located at the side of airhood；Air inlet is provided with groove, fan is close to air inlet setting, and heater is arranged between fan and air inlet；The camera for shooting the image outside the front windshield extends to groove out of housing；Control circuit, it is connected respectively with fan and heater, to control being turned on and off for the fan and heater, to start or close camera defrosting function.Using the technical scheme, enable conveniently to eliminate the fog on auxiliary driving camera while picture imaging effect is ensured, strengthen the driving experience of driver.
Description
Technical field
The present embodiments relate to car-mounted device technical field, more particularly to a kind of automobile assistant driving system camera to remove
Mist device.
Background technology
The video information during camera can be travelled by registration of vehicle is driven due to the auxiliary of automobile and ensures vehicle
Legitimate rights and interests during driver's traveling, supervise the driving behavior of driver and record drives the effect such as landscape on the way and enjoyed
Car owner likes.
Generally auxiliary drives camera and can be arranged on shield glass, due to the influence of environmental factor, works as driving
When the front windshield of room hazes, the normal work that auxiliary drives camera can be influenceed.In the prior art, generally use automobile from
The mode of warm wind demister system or hand spray the maintenance antifogging coating of band drives camera to auxiliary and carries out demisting.
However, when camera installation site has shelter close to corner or surrounding, as shown in figure 1, automobile auxiliary is driven
Sailing the camera device of system has a groove, and a big sky in the small inner chamber of opening can be formed after pasting on shield glass
Cavity region, airflow circulating can be made not smooth, the demisting time can greatly prolong；And antifogging coating is maintained because the difference of use environment,
It is difficult to determine its effective time, while in order to ensure picture imaging effect, it is necessary to which frequently antifogging coating, actual use are maintained in spraying
It is not convenient enough.
The content of the invention
The embodiment of the present invention provides a kind of automobile assistant driving system camera demister, so that reach can be convenient and swift
Eliminate DAS (Driver Assistant System) camera on fog, ensure DAS (Driver Assistant System) camera normal work purpose.
In a first aspect, the embodiments of the invention provide a kind of automobile assistant driving system camera demister, the dress
Put including：
Housing, the camera of the middle part installation automobile assistant driving system of the housing, the housing and automotive windshield glass
Glass is bonded by foot pad, and airhood is formed in the front of the camera, and being provided with warm wind on the housing of the airhood bottom surface send
Air port, and the outer rim in the bottom surface of airhood has a circulating current air outlet, the warm wind air outlet is towards the camera
Direction；
Control circuit, fan, heater, the control circuit, fan, heater are arranged at the inside of the housing,
The heater is connected with the fan, and is arranged at the warm wind location of air supply inlet, the control circuit and the shooting
Head signal connection, and connected with the fan and heater control.
Further, described automobile assistant driving system camera demister also includes controlling switch, the control
Switch is connected to the outside of the housing, and is connected with the control circuit.
Further, the fan is quiet fan.
Second aspect, the embodiments of the invention provide a kind of automobile assistant driving system camera demister, the device
Including：Housing, the camera for being respectively arranged at the enclosure interior, fan, heater and control circuit；
The housing includes paste section, and the paste section is used for the front windshield that the housing is fixed on to automobile；
The side that the housing is provided with the paste section has groove, and the groove forms empty with the front windshield
Gas hood, air outlet are located at the side of the airhood；
Air inlet is provided with the groove, the fan is close to the air inlet and set, and the heater is arranged at
Between the fan and the air inlet；
The camera extends to the groove out of described housing, for shooting the image outside the front windshield；
The control circuit, it is connected respectively with the fan and the heater, for controlling the fan and adding
Hot device is turned on or off, to start or close camera defrosting function.
The third aspect, the embodiment of the present invention additionally provide a kind of automobile assistant driving system camera defogging method, the party
Method includes：
Obtain a kind of automobile assistant driving system camera demisting described in any embodiment of the present invention configured in vehicle
The first realtime graphic outside the front windshield of camera shooting in device；
If it is determined that first realtime graphic is unsatisfactory for default definition condition, then the automobile assistant driving system is opened
Fan and heater in system camera demister, to start camera defrosting function.
Fourth aspect, the embodiment of the present invention additionally provide a kind of automobile assistant driving equipment, including memory, processor and
Storage realizes this hair on a memory and the computer program that can run on a processor, during the computing device described program
A kind of automobile assistant driving system camera defogging method described in bright any embodiment.
5th aspect, the embodiment of the present invention additionally provide a kind of computer-readable recording medium, are stored thereon with computer
Program, the program realize a kind of automobile assistant driving system camera described in any embodiment of the present invention when being executed by processor
Defogging method.
The embodiment of the present invention sets camera, fan, heater and control electricity by setting housing, and in enclosure interior
Road forms a kind of automobile assistant driving system camera demister, and the device includes housing, is respectively arranged in the housing
Camera, fan, heater and the control circuit in portion；Wherein, the housing includes paste section, using the paste section by the shell
Body is fixed on the front windshield of automobile；The side provided with paste section has groove on housing, the groove and front windshield glass
Glass forms airhood, and air outlet is located at the side of the airhood；Air inlet is provided with the groove, fan is close into this enters
Air port is configured, and heater is arranged between fan and air inlet；Camera, and the shooting are installed out of housing
Head is extended in groove, for shooting the image outside front windshield；The control circuit, by with fan and heater phase
Even, and then being turned on or off for fan and heater is controlled, to start or close camera defrosting function.Using above-mentioned
Technical scheme, solves that the demisting time is longer or defogging operation excessively frequently technical problem, makes ensureing picture imaging effect
While can conveniently eliminate auxiliary drive camera on fog, ensure DAS (Driver Assistant System) camera normal work
Make, strengthen the driving experience of driver.
The present invention warm wind that installation is made up of control circuit, fan and heater at DAS (Driver Assistant System) camera device removes
Mist device, targetedly demisting is carried out to the windshield region of camera and camera face.Demister starts
Can be with manually opened with closing, while when opening DAS (Driver Assistant System), system can be analyzed imaging effect, as needed
Open and close automatically defrosting function.The present invention is devising air cover structure except fog-zone, make the hot blast of demisting camera with
Fully circulated between windshield, reach more preferably defogging effect.The setting of fan, allow apparatus of the present invention independent of vapour
The supply air system of car, voluntarily blows；The setting of heater, allow heating system of the apparatus of the present invention independent of automobile, realize
Device heats to the air-flow of fan blowout in itself.
Brief description of the drawings
Fig. 1 is a kind of installation site signal of automobile assistant driving system camera demister of the embodiment of the present invention
Figure；
Fig. 2 is that a kind of planar structure of automobile assistant driving system camera demister in the embodiment of the present invention one is shown
It is intended to；
Fig. 3 is that a kind of three-dimensional structure of automobile assistant driving system camera demister in the embodiment of the present invention one is shown
It is intended to；
Fig. 4 is a kind of flow signal of automobile assistant driving system camera defogging method in the embodiment of the present invention two
Figure；
Fig. 5 is a kind of structural representation of automobile assistant driving system camera demister system in the embodiment of the present invention three
Figure；
Fig. 6 is a kind of hardware architecture diagram of automobile assistant driving equipment in the embodiment of the present invention four.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
The embodiments of the invention provide a kind of automobile assistant driving system camera demister, as shown in Figures 2 and 3,
Including：Housing 1, the camera 11 of the middle part installation automobile assistant driving system of the housing 1, the housing 1 and automotive windshield
Glass 10 is bonded by foot pad 2, on the front of the camera 11 formation airhood 3, the housing 1 of the bottom surface of airhood 3
Warm wind air outlet 4 is provided with, and the outer rim in the bottom surface of airhood 3 has circulating current air outlet 5, the court of warm wind air outlet 4
To the direction of the camera；Control circuit 6, fan 7, heater 8, the control circuit 6, fan 7, heater 8 are respectively provided with
In the inside of the housing 1, the heater 8 is connected with the fan 7, and is arranged on the opening position of warm wind air outlet 4, institute
State control circuit 6 to be connected with the signal of camera 11, and connected with the fan 7 and the control of heater 8.It is wherein preferable,
The fan 7 is quiet fan.
In the one side of the embodiment of the present invention, described automobile assistant driving system camera demister also includes control
System switch 9, the controlling switch 9 is connected to the outside of the housing 1, and is connected with the control circuit 6.
The present invention warm wind that installation is made up of control circuit, fan and heater at DAS (Driver Assistant System) camera device removes
Mist device, targetedly demisting is carried out to the windshield region of camera and camera face.Demister starts
Can be with manually opened with closing, while when opening DAS (Driver Assistant System), system can be analyzed imaging effect, as needed
Open and close automatically defrosting function.The present invention is devising air cover structure except fog-zone, make the hot blast of demisting camera with
Fully circulated between windshield, reach more preferably defogging effect.The setting of fan, allow apparatus of the present invention independent of vapour
The supply air system of car, is voluntarily blown, and the noise of apparatus of the present invention is reduce further from quiet fan；The setting of heater,
Allow heating system of the apparatus of the present invention independent of automobile, realization device heats to the air-flow of fan blowout in itself.
Embodiment one
The embodiments of the invention provide a kind of automobile assistant driving system camera demister, as shown in Figures 2 and 3.
The device includes：Housing 1, the camera 11 for being respectively arranged at the enclosure interior, fan 7, heater 8 and control circuit 6；
The housing 1 includes paste section 2 (namely foot pad described in previous embodiment), and the paste section 2 is used for by described in
Housing 1 is fixed on the front windshield 10 (namely windshield described in previous embodiment) of automobile；
The side that the housing 1 is provided with the paste section 2 has groove, the groove and the structure of front windshield 10
Into airhood 3, air outlet 5 (namely air outlet described in previous embodiment) is located at the side of the airhood 3；
Air inlet 4 (namely warm wind air outlet described in previous embodiment) is provided with the groove, the fan 7 is pressed close to
Set in the air inlet 4, the heater 8 is arranged between the fan 7 and the air inlet 4；
The camera 11 extends to the groove out of described housing 1, for shooting outside the front windshield 10
Image；
The control circuit 6, be connected respectively with the fan 7 and the heater 8, for control the fan 7 with
And heater 8 is turned on or off, to start or close camera defrosting function.
The operation principle of above-mentioned automobile assistant driving system camera demister is as follows：When control circuit 6 controls fan 7
And during the unlatching of heater 8, cold wind caused by fan 7 is converted into warm wind by heater 8, warm wind enters housing 1 by air inlet 4
In the airhood 3 that groove between front windshield 10 is formed, warm wind circulates the camera lens for flowing through camera 11 in airhood 3
Position, automobile cab is then entered by air outlet 5.Because the volume of airhood 3 is small, so heating can be flowed through rapidly
The camera lens surface of camera 11 and the windshield region of the camera lens face of camera 11, quickly take away on camera lens and this keep out the wind
The fog of glassy zone, the picture for shooting camera 11 are clear enough.When control circuit 6 controls fan 7 and heater 8 to close
Heating will not be produced when closing, in airhood 3 to the camera lens surface of camera 11 and the windshield of the camera lens face of camera 11
Realize defrosting function in region.
It should be noted that the setting direction of air inlet 4 ensures that heating can reach camera rapidly towards camera 11
11 camera lens surface and the windshield region of the camera lens face of camera 11, to reach the effect of antifogging.In addition, to control
The specific control mode of circuit 6 processed does not do any restrictions, can be realized by physical operations；It can also be shot by camera 11
Image definition outside front windshield produces being turned on and off for Digital Signals fan 7 and heater 8；It can also pass through
Terminal transmission trigger signal makes control circuit 6 produce switching control instruction etc..
Using the above-mentioned technical proposal of the present embodiment, solve that the demisting time is longer or defogging operation excessively frequently technology
Problem, enable conveniently to eliminate the fog on auxiliary driving camera while picture imaging effect is ensured, ensure
The normal work of DAS (Driver Assistant System) camera, strengthen the driving experience of driver.
On the basis of the various embodiments described above, further, the control circuit 6 is connected with the camera 11；
The control circuit 6, is specifically used for：Obtain real-time outside the front windshield 10 that the camera 11 is shot
Image；If it is determined that the realtime graphic is unsatisfactory for default definition condition, then the fan 7 and the heater 8 are opened,
To start camera defrosting function.
Realtime graphic outside the front windshield 10 that control circuit 6 is shot to camera 11 carries out imaging effect analysis, when
When the definition of the realtime graphic is less than predetermined threshold value, fan 7 and heater 8 are automatically turned on, to open camera demisting work(
Energy；It is automatic to close fan 7 and heater 8 when the definition of the realtime graphic is more than or equal to predetermined threshold value, it is turned off taking the photograph
As head defrosting function.Wherein, predetermined threshold value can be empirical value, be set by designer；Predetermined threshold value can also basis
The needs of driver are artificially adjusted.
On the basis of the various embodiments described above, automobile assistant driving system camera demister also includes：It is arranged at institute
State the controlling switch 9 outside housing 1；
The controlling switch 9 is connected with the control circuit 6, for the physical operations according to user to the control circuit
Switching control instruction corresponding to 6 transmissions；
The control circuit 6, is specifically used for：It is corresponding to be turned on or off according to the switching control instruction received
The fan 7 and heater 8.
Further, the real-time figure outside the front windshield 10 of the collection of driver's manual identified camera 11 can also be passed through
Seem no clear enough.If the realtime graphic is not clear enough, fan 7 and heater 8 are opened by control circuit 6, with
Realize camera defrosting function.Wherein, the controlling switch 9 being connected in the outside setting of housing 1 with control circuit 6, to basis
Physical operations to controlling switch 9, switching control instruction is sent to control circuit 6, to control opening for fan 7 and heater 8
Open or close, manual control camera defrosting function is turned on and off.Should be noted when, to the specific kind of controlling switch 9
Class does not do any restriction, can be touch key switch, toggle switch or ship type switch etc..
It should be noted that a letter can also be set inside the automobile assistant driving system camera demister
Number receiver, the signal receiver are connected with the controlling switch 9, signal generator and signal receiver corresponding to the receiver
Physical separation, driver manually can produce trigger signal by trigger signal generator, be touched when signal receiver receives this
After signalling, control circuit 6 produces corresponding switching control instruction, controls being turned on and off for fan 7 and heater 8.Its
In, trigger signal can be electromagnetic wave or sound wave etc..
On the basis of the various embodiments described above, further, the air inlet 4 is arranged on the bottom surface of the groove.
On the basis of the various embodiments described above, further, the fan 7 is quiet fan.
Wherein, by setting quiet fan, the noise of automobile assistant driving system camera demister is reduced.
Embodiment two
Fig. 4 is a kind of flow signal for automobile assistant driving system camera defogging method that the embodiment of the present invention two provides
Figure, the present embodiment are applicable to DAS (Driver Assistant System) camera during car steering and hazed need the feelings for carrying out demisting processing
Condition, this method can be performed by automobile assistant driving system camera demister system, and the device is by software and/or hardware Lai real
It is existing, and be typically configured on automobile accessory system cam device.Method as shown in Figure 4, specifically comprises the following steps：
Before S310, the camera obtained in the automobile assistant driving system camera demister configured in vehicle are shot
The first realtime graphic outside windshield；
Wherein, automobile assistant driving system camera demister can be that the automobile that any embodiment of the present invention provides is auxiliary
Help control loop camera demister.
S320, if it is determined that first realtime graphic is unsatisfactory for default definition condition, then open the automobile auxiliary
Fan and heater in control loop camera demister, to start camera defrosting function.
Exemplarily, the edge rate of gray level of the first realtime graphic is obtained.When rate of change is less than a certain fixed threshold,
Then represent that image is not clear enough, namely be unsatisfactory for default definition condition and removed, it is necessary to open automobile assistant driving system camera
Fan and heater in mist device, to start camera defrosting function, the fog on cam lens surface is eliminated, after guarantee
The realtime graphic picture of continuous camera collection is normal；When rate of change is more than or equal to a certain fixed threshold, then it represents that image is enough
Clearly, namely meet to preset definition condition, it is not necessary to open the fan in automobile assistant driving system camera demister
And heater, control circuit control fan and heater can now be closed, or be converted to close off by unlatching
State, to economize on resources.It is worth noting that, above-mentioned fixed threshold can rule of thumb be preset by developer, also may be used
Artificially to be adjusted as needed by driver.
Exemplarily, the adjacent pixel gray variance value of the first realtime graphic is obtained.When variance yields is less than a certain fixed threshold
During value, then it represents that image is not clear enough, namely is unsatisfactory for default definition condition, it is necessary to open the shooting of automobile assistant driving system
Fan and heater in head demister, to start camera defrosting function, the fog on cam lens surface is eliminated, is protected
The realtime graphic picture for demonstrate,proving follow-up camera collection is normal；When variance yields is more than or equal to a certain fixed threshold, then it represents that image
It is clear enough, namely meet default definition condition, it is not necessary to open in automobile assistant driving system camera demister
Fan and heater, control circuit control fan and heater can now be closed, or be converted to by unlatching
Closed mode, to economize on resources.It is worth noting that, above-mentioned fixed threshold can rule of thumb be preset by developer,
Can also artificially it be adjusted as needed by driver.
The automobile assistant driving system camera demisting that the technical scheme of the embodiment of the present invention is configured by obtaining in vehicle
The first realtime graphic outside the front windshield of camera shooting in device；And it is unsatisfactory in first realtime graphic default clear
In the case of clear degree condition, fan and heater in the automobile assistant driving system camera demister are opened, to
Start camera defrosting function.Using above-mentioned technical proposal, solve that the demisting time is longer or defogging operation excessively frequently skill
Art problem, enable conveniently to eliminate the fog on auxiliary driving camera while picture imaging effect is ensured, protect
The normal work of DAS (Driver Assistant System) camera is demonstrate,proved, strengthens the driving experience of driver.
Further, the camera in the automobile assistant driving system camera demister configured in obtaining vehicle is clapped
Before the first realtime graphic outside the front windshield taken the photograph, in addition to：Focusing process is carried out to the camera.
In this step, set the unreasonable realtime graphic definition for causing camera to shoot inadequate to eliminate focal length
Influence, it is necessary to carry out focusing process to camera before the realtime graphic outside using camera shooting front windshield.
Further, the fan in the automobile assistant driving system camera demister is opened and the heating
After device, in addition to：
Obtain the second realtime graphic outside the front windshield of the camera shooting；
If it is determined that second realtime graphic meets default definition condition, then the automobile assistant driving system is closed
Fan and heater in camera demister, to close camera defrosting function.
In this step, the fan and heater of automobile assistant driving system camera demister are being opened, had turned on
, it is necessary to continue to detect when camera need not carry out the situation of demisting processing after camera defrosting function, shot in camera
Realtime graphic enough clearly in the case of, fan and heating by closing automobile DAS (Driver Assistant System) camera demister
Device, camera defrosting function is adjusted to close by opening.
Exemplarily, the realtime graphic outside front windshield can also be obtained using camera in setting time interval,
And the definition of the realtime graphic is analyzed, to automatically control being turned on and off for camera defrosting function, solve and remove
The mist time is longer or defogging operation excessively frequently technical problem, enables convenient and swift while picture imaging effect is ensured
Elimination auxiliary drive camera on fog, ensure DAS (Driver Assistant System) camera normal work, strengthen driving for driver
Sail experience.
Embodiment three
Fig. 5 is a kind of structural representation of automobile assistant driving system camera demister system in the embodiment of the present invention three
Figure, the present embodiment are applicable to DAS (Driver Assistant System) camera during car steering and hazed need the feelings for carrying out demisting processing
Condition, the system include：First acquisition module 410 and demisting control module 420.
Image collection module 410, for obtaining in the automobile assistant driving system camera demister configured in vehicle
Camera shooting front windshield outside the first realtime graphic；
Wherein, automobile assistant driving system camera demister can be a kind of vapour described in any embodiment of the present invention
Car DAS (Driver Assistant System) camera demister.
Demisting control module 420, for it is determined that first realtime graphic is unsatisfactory for the situation of default definition condition
Under, the fan and heater in the automobile assistant driving system camera demister are opened, to start camera demisting
Function.
The technical scheme of the embodiment of the present invention obtains the automobile assistant driving system configured in vehicle by the first acquisition module
The first realtime graphic outside the front windshield of camera shooting in system camera demister；And in first realtime graphic
In the case of being unsatisfactory for default definition condition, demisting control module opens the automobile assistant driving system camera demister
In fan and heater, to start camera defrosting function.Using above-mentioned technical proposal, it is longer to solve the demisting time
Or defogging operation excessively frequently technical problem, enable conveniently to eliminate auxiliary while picture imaging effect is ensured
The fog on camera is driven, ensures the normal work of DAS (Driver Assistant System) camera, strengthens the driving experience of driver.
On the basis of the various embodiments described above, the system also includes：Focusing module, for being focused to the camera
Processing.
On the basis of the various embodiments described above, described image acquisition module 410, it is additionally operable to obtain the camera shooting
The second realtime graphic outside front windshield；
On the basis of the various embodiments described above, the demisting control module 420, it is additionally operable to it is determined that described second schemes in real time
In the case of meeting default definition condition, the fan closed in the automobile assistant driving system camera demister with
And heater, to close camera defrosting function.
Above-mentioned automobile assistant driving system camera demister system can perform the automobile that any embodiment of the present invention is provided
DAS (Driver Assistant System) camera defogging method, possess and perform the corresponding function mould of automobile assistant driving system camera defogging method
Block and beneficial effect.
Example IV
As shown in fig. 6, a kind of hardware architecture diagram of the automobile assistant driving equipment provided for the embodiment of the present invention four,
The automobile assistant driving equipment includes：
Camera 510, for shooting the realtime graphic outside front windshield；
Fan 520 and heater 530, for realizing camera defrosting function；
One or more processors 540, in Fig. 6 by taking a processor 540 as an example；
Memory 550；
Camera 510, fan 520, heater 530, processor 540 and the memory of the automobile assistant driving equipment
550 can be connected by bus or other modes, in Fig. 6 exemplified by being connected by bus.
Memory 550 is used as a kind of non-transient computer readable storage medium storing program for executing, can available for storage software program, computer
Configuration processor and module, the journey as corresponding to a kind of automobile assistant driving system camera defogging method in the embodiment of the present application
Sequence instruction/module (for example, image collection module 410 and demisting control module 420 shown in accompanying drawing 5).Processor 540 passes through
Operation is stored in software program, instruction and module in memory 550, so as to execute server various function application and
Data processing, that is, realize a kind of automobile assistant driving system camera defogging method of above method embodiment.
Memory 550 can include storing program area and storage data field, wherein, storing program area can store operation system
Application program required for system, at least one function；Storage data field can store to be removed according to automobile assistant driving system camera
View data of camera collection in mist device etc..In addition, memory 550 can include high-speed random access memory, also
Non-transitory memory can be included, a for example, at least disk memory, flush memory device or other non-transitory solid-states are deposited
Memory device.In certain embodiments, memory 550 is optional including relative to the remotely located memory of processor 540, these are remote
Journey memory can pass through network connection to terminal device.The example of above-mentioned network includes but is not limited to internet, enterprises
Net, LAN, mobile radio communication and combinations thereof.
Embodiment five
The embodiment of the present invention also provides a kind of computer-readable recording medium, is stored thereon with computer program, the program
The automobile assistant driving that any embodiment of the present invention provides is realized when being performed by automobile assistant driving system camera demister system
System camera defogging method, this method include：Obtain the automobile auxiliary described in any embodiment of the present invention configured in vehicle
The first realtime graphic outside the front windshield of camera shooting in control loop camera demister；It is if it is determined that described
First realtime graphic is unsatisfactory for default definition condition, then opens in the automobile assistant driving system camera demister
Fan and heater, to start camera defrosting function.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to realized by hardware, but the former is more in many cases
Good embodiment.Based on such understanding, what technical scheme substantially contributed to prior art in other words
Part can be embodied in the form of software product, and the computer software product can be stored in computer-readable recording medium
In, floppy disk, read-only storage (Read-Only Memory, ROM), random access memory (Random such as computer
Access Memory, RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are causing a computer to set
Standby (can be personal computer, server, or network equipment etc.) performs the method described in each embodiment of the present invention.
The embodiment of the present invention also includes：
A1, a kind of automobile assistant driving system camera demister, wherein, the device includes：
Housing, the camera of the middle part installation automobile assistant driving system of the housing, the housing and automotive windshield glass
Glass is bonded by foot pad, and airhood is formed in the front of the camera, and being provided with warm wind on the housing of the airhood bottom surface send
Air port, and the outer rim in the bottom surface of airhood has a circulating current air outlet, the warm wind air outlet is towards the camera
Direction；
Control circuit, fan, heater, the control circuit, fan, heater are arranged at the inside of the housing,
The heater is connected with the fan, and is arranged at the warm wind location of air supply inlet, the control circuit and the shooting
Head signal connection, and connected with the fan and heater control.
A2, the automobile assistant driving system camera demister as described in A1, wherein, in addition to controlling switch, it is described
Controlling switch is connected to the outside of the housing, and is connected with the control circuit.
A3, the automobile assistant driving system camera demister as described in A1, wherein, the fan is quiet fan.
B4, a kind of automobile assistant driving system camera demister, wherein, the device includes：Housing, it is respectively arranged at
Camera, fan, heater and the control circuit of the enclosure interior；
The housing includes paste section, and the paste section is used for the front windshield glass that the housing is fixed on to automobile；
The side that the housing is provided with the paste section has groove, and the groove forms empty with the front windshield
Gas hood, air outlet are located at the side of the airhood；
Air inlet is provided with the groove, the fan is close to the air inlet and set, and the heater is arranged at
Between the fan and the air inlet；
The camera extends to the groove out of described housing, for shooting the image outside the front windshield；
The control circuit, it is connected respectively with the fan and the heater, for controlling the fan and adding
Hot device is turned on or off, to start or close camera defrosting function.
B5, the demister as described in B4, wherein, the control circuit is connected with the camera；
The control circuit, is specifically used for：Obtain the realtime graphic outside the front windshield of the camera shooting；
If it is determined that the realtime graphic is unsatisfactory for default definition condition, then the fan and the heater are opened, to start
Camera defrosting function.
B6, the demister according to B4 or B5, in addition to：It is arranged at the controlling switch of the hull outside；
The controlling switch is connected with the control circuit, is sent out for the physical operations according to user to the control circuit
Send corresponding switching control instruction；
The control circuit, is specifically used for：It is corresponding to be turned on or off institute according to the switching control instruction received
State fan and heater.
B7, the demister according to B4 or B5, the air inlet are arranged on the bottom surface of the groove.
B8, the demister according to B4 or B5, the fan are quiet fan.
C9, a kind of automobile assistant driving system camera defogging method, including：
Obtain in the automobile assistant driving system camera demister as described in any one of B5-B7 configured in vehicle
The first realtime graphic outside the front windshield of camera shooting；
If it is determined that first realtime graphic is unsatisfactory for default definition condition, then the automobile assistant driving system is opened
Fan and heater in system camera demister, to start camera defrosting function.
C10, the method according to C9, the automobile assistant driving system camera demister configured in vehicle is obtained
In camera shooting front windshield outside the first realtime graphic before, in addition to：The camera is carried out at focusing
Reason.
C11, the method according to C9, the fan in the automobile assistant driving system camera demister is opened
And after the heater, in addition to：
Obtain the second realtime graphic outside the front windshield of the camera shooting；
If it is determined that second realtime graphic meets default definition condition, then the automobile assistant driving system is closed
Fan and heater in camera demister, to close camera defrosting function.
D12, a kind of automobile assistant driving equipment, including camera, fan, heater, memory, processor and be stored in
Realized on memory and the computer program that can run on a processor, during the computing device described program as in C9-C11
Any described method.
E13, a kind of computer-readable recording medium, are stored thereon with computer program, when the program is executed by processor
Realize the method as described in any in C9-C11.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
- A kind of 1. automobile assistant driving system camera demister, it is characterised in that including：Housing, the camera of the middle part installation automobile assistant driving system of the housing, the housing lead to windshield Foot pad bonding is crossed, airhood is formed in the front of the camera, warm wind air outlet is provided with the housing of the airhood bottom surface, And the outer rim in the bottom surface of airhood has a circulating current air outlet, the warm wind air outlet is towards the direction of the camera；Control circuit, fan, heater, the control circuit, fan, heater is arranged at the inside of the housing, described Heater is connected with the fan, and is arranged at the warm wind location of air supply inlet, and the control circuit is believed with the camera Number connection, and with the fan and heater control connect.
- A kind of 2. automobile assistant driving system camera demister, it is characterised in that including：Housing, be respectively arranged at it is described Camera, fan, heater and the control circuit of enclosure interior；The housing includes paste section, and the paste section is used for the front windshield glass that the housing is fixed on to automobile；The side that the housing is provided with the paste section has groove, and the groove forms air with the front windshield Cover, air outlet are located at the side of the airhood；Air inlet is provided with the groove, the fan is close to the air inlet and set, and the heater is arranged at described Between fan and the air inlet；The camera extends to the groove out of described housing, for shooting the image outside the front windshield；The control circuit, it is connected respectively with the fan and the heater, for controlling the fan and heater Be turned on or off, to start or close camera defrosting function.
- 3. demister according to claim 2, it is characterised in that the control circuit is connected with the camera；The control circuit, is specifically used for：Obtain the realtime graphic outside the front windshield of the camera shooting；If Determine that the realtime graphic is unsatisfactory for default definition condition, then open the fan and the heater, to start shooting Head defrosting function.
- 4. the demister according to Claims 2 or 3, it is characterised in that also include：It is arranged at the control of the hull outside System switch；The controlling switch is connected with the control circuit, for the physical operations according to user to the control circuit send pair The switching control instruction answered；The control circuit, is specifically used for：It is corresponding to be turned on or off the wind according to the switching control instruction received Fan and heater.
- 5. the demister according to Claims 2 or 3, it is characterised in that the air inlet is arranged at the bottom of the groove On face.
- A kind of 6. automobile assistant driving system camera defogging method, it is characterised in that including：Obtain in the automobile assistant driving system camera demister as described in claim any one of 3-5 configured in vehicle Camera shooting front windshield outside the first realtime graphic；If it is determined that first realtime graphic is unsatisfactory for default definition condition, then opens the automobile assistant driving system and take the photograph As the fan and heater in head demister, to start camera defrosting function.
- 7. according to the method for claim 6, it is characterised in that the automobile assistant driving system configured in vehicle is obtained is taken the photograph Before the first realtime graphic outside front windshield shot as the camera in head demister, in addition to：To the shooting Head carries out focusing process.
- 8. according to the method for claim 6, it is characterised in that opening the automobile assistant driving system camera demisting After fan and the heater in device, in addition to：Obtain the second realtime graphic outside the front windshield of the camera shooting；If it is determined that second realtime graphic meets default definition condition, then the automobile assistant driving system shooting is closed Fan and heater in head demister, to close camera defrosting function.
- 9. a kind of automobile assistant driving equipment, including camera, fan, heater, memory, processor and it is stored in memory Computer program that is upper and can running on a processor, it is characterised in that such as right is realized during the computing device described program It is required that any described method in 6-8.
- 10. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the program is by processor The method as described in any in claim 6-8 is realized during execution.
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| CN201710060179 | 2017-01-24 | ||
| CN2017100601793 | 2017-01-24 |
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| CN201711069930.2A Active CN107856642B (en) | 2017-01-24 | 2017-11-03 | Automobile auxiliary driving system camera defogging device |
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| CN109591764A (en) * | 2018-12-29 | 2019-04-09 | 江西与德电子技术有限公司 | A kind of vehicle window automatic defrosting method, apparatus, vehicle-mounted monitoring equipment and storage medium |
| CN110032023A (en) * | 2019-04-17 | 2019-07-19 | 奇瑞汽车股份有限公司 | The data acquisition device and intelligent automobile of intelligent automobile |
| CN110406346A (en) * | 2018-04-26 | 2019-11-05 | 上海博泰悦臻网络技术服务有限公司 | Air conditioning control method, system and vehicle based on Image Acquisition |
| CN110658664A (en) * | 2018-06-29 | 2020-01-07 | 铃木株式会社 | Vehicle-mounted camera |
| CN110784624A (en) * | 2018-07-27 | 2020-02-11 | 浙江宇视科技有限公司 | Demisting control method and device |
| CN111200881A (en) * | 2018-11-19 | 2020-05-26 | 丰田自动车株式会社 | Window glass heating device |
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| CN111746468A (en) * | 2020-06-28 | 2020-10-09 | 中国第一汽车股份有限公司 | Defogging method, system, device, equipment and vehicle for front-view camera |
| CN111762106A (en) * | 2019-04-01 | 2020-10-13 | 长城汽车股份有限公司 | Vehicle camera defrosting device and defrosting method |
| CN112208469A (en) * | 2020-09-24 | 2021-01-12 | 浙江零跑科技有限公司 | Automobile driver sight management system |
| CN112235882A (en) * | 2020-09-25 | 2021-01-15 | 深圳星标科技股份有限公司 | Method and device for removing ice and snow of visual navigation aid equipment, computer equipment and storage medium |
| CN112918431A (en) * | 2021-03-30 | 2021-06-08 | 东风汽车集团股份有限公司 | Automatic automobile defogging control system and control method thereof |
| CN112954208A (en) * | 2021-02-05 | 2021-06-11 | 隽美经纬电路有限公司 | Vehicle-mounted camera heater and control method thereof |
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| CN114056284A (en) * | 2020-08-07 | 2022-02-18 | 丰田自动车株式会社 | Heater control device |
| CN114740920A (en) * | 2022-03-22 | 2022-07-12 | 上海欧菲智能车联科技有限公司 | Heating control circuit, heating control method and related device |
| CN115743032A (en) * | 2022-11-09 | 2023-03-07 | 安徽江淮汽车集团股份有限公司 | Vehicle-mounted camera environment control method, device and system |
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| CN110032023A (en) * | 2019-04-17 | 2019-07-19 | 奇瑞汽车股份有限公司 | The data acquisition device and intelligent automobile of intelligent automobile |
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| CN112208469A (en) * | 2020-09-24 | 2021-01-12 | 浙江零跑科技有限公司 | Automobile driver sight management system |
| CN112235882A (en) * | 2020-09-25 | 2021-01-15 | 深圳星标科技股份有限公司 | Method and device for removing ice and snow of visual navigation aid equipment, computer equipment and storage medium |
| CN112235882B (en) * | 2020-09-25 | 2022-09-06 | 深圳星标科技股份有限公司 | Method and device for removing ice and snow of visual navigation aid equipment, computer equipment and storage medium |
| CN112954208A (en) * | 2021-02-05 | 2021-06-11 | 隽美经纬电路有限公司 | Vehicle-mounted camera heater and control method thereof |
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| CN113415257A (en) * | 2021-07-02 | 2021-09-21 | 广东汇天航空航天科技有限公司 | Sensor dedusting and demisting treatment method and system |
| CN114740920A (en) * | 2022-03-22 | 2022-07-12 | 上海欧菲智能车联科技有限公司 | Heating control circuit, heating control method and related device |
| CN114740920B (en) * | 2022-03-22 | 2024-04-09 | 上海欧菲智能车联科技有限公司 | Heating control circuit, heating control method and related device |
| CN115743032A (en) * | 2022-11-09 | 2023-03-07 | 安徽江淮汽车集团股份有限公司 | Vehicle-mounted camera environment control method, device and system |
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