CN107399276A - AR optical projection systems and projecting method for vehicle safety reversing - Google Patents
AR optical projection systems and projecting method for vehicle safety reversing Download PDFInfo
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- CN107399276A CN107399276A CN201710629946.8A CN201710629946A CN107399276A CN 107399276 A CN107399276 A CN 107399276A CN 201710629946 A CN201710629946 A CN 201710629946A CN 107399276 A CN107399276 A CN 107399276A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 12
- 238000009877 rendering Methods 0.000 claims abstract description 45
- 230000003190 augmentative effect Effects 0.000 claims abstract description 8
- 238000001931 thermography Methods 0.000 claims description 17
- 230000003993 interaction Effects 0.000 claims description 3
- 238000001093 holography Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 8
- 241000736199 Paeonia Species 0.000 description 4
- 235000006484 Paeonia officinalis Nutrition 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
- B60R2300/103—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used using camera systems provided with artificial illumination device, e.g. IR light source
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
- B60R2300/105—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used using multiple cameras
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
- B60R2300/107—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used using stereoscopic cameras
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/30—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing
- B60R2300/301—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing combining image information with other obstacle sensor information, e.g. using RADAR/LIDAR/SONAR sensors for estimating risk of collision
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/8046—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for replacing a rear-view mirror system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/8066—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for monitoring rearward traffic
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Instrument Panels (AREA)
- Navigation (AREA)
Abstract
The present invention provides a kind of AR optical projection systems for vehicle safety reversing, including：Image capture module, the 3D rendering for environment after collecting vehicle；Information acquisition module, distance and property information for object in environment after collecting vehicle；Augmented reality control centre, it is connected with image capture module and information acquisition module, the virtual image data with safety instruction information according to the distance of object and property information generation, the virtual image data is superimposed to the 3D rendering data for generating virtual reality after car on the 3D rendering of environment；Holographic projector, link enhancement reality control centre, for projecting the 3D rendering data of the virtual reality.Ambient image after car with virtual secure prompt message is directly projected in front of driver by the present invention using AR technologies and line holographic projections technology, driver can be helped directly perceived and clearly experience the distance and property of object after car, reduce reversing difficulty, the night that is particularly suitable for use in, sleet and foggy weather.
Description
Technical field
The present invention relates to car-mounted display technology, and in particular to a kind of AR optical projection systems and projection for vehicle safety reversing
Method.
Background technology
Safe driving of vehicle is automobile industry field urgent problem to be solved, and the scope that safe driving of vehicle is covered is more wide
It is general, such as drive safely, the category that reversing, safety navigation etc. belong to safe driving of vehicle safely.
At present, generally use radar for backing car and reverse image ensure the reversing of automobile safety, but for sense of direction and
For the poor driver of distance perspective, the near-far situation of car and obstruction still can not be obtained in being influenceed from reversing, is particularly existed
The generation for causing accident is easier in dense fog and sleety weather.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of AR for vehicle safety reversing to project system
System, the reversing image with prompt message is projected directly in front of driver using AR technologies and line holographic projections technology, helps to drive
The person of sailing moves backward safely.
The technical solution adopted by the present invention：A kind of AR optical projection systems for vehicle safety reversing, including：
Image capture module, the 3D rendering for environment after collecting vehicle；
Information acquisition module, distance and property information for object in environment after collecting vehicle；
Augmented reality control centre, is connected with image capture module and information acquisition module, is believed according to the distance of object and property
Virtual image data of the breath generation with safety instruction information, the virtual image data is superimposed to the 3D rendering of environment after car
Upper generation has the 3D rendering data of safety instruction information, the position prompted needed for the safety instruction information superposition to 3D rendering
Put；
Holographic projector, link enhancement reality control centre, for projecting the 3D rendering number with safety instruction information
According to.
Preferably, described information acquisition module includes radar component and infrared thermal imaging sensor cluster, wherein, radar group
Part is used for the range information for obtaining object in environment after car, and infrared thermal imaging sensor cluster is used for after collecting vehicle object in environment
Property information.
Preferably, the holographic projector includes holographic projector and line holographic projections film, and the holographic projector is set
On table top, the line holographic projections film is fitted in windshield below windshield.
Preferably, described image acquisition module includes two cameras, is separately positioned at left and right sides of the tailstock.
Preferably, in addition to for user the Man Machine Interface of control instruction is inputted, is connected with augmented reality control centre
Connect.
It is a further object to provide a kind of AR projecting methods for vehicle safety reversing, including：
S1, the 3D rendering using environment after image capture module collecting vehicle, utilize thing in environment after information acquisition module collecting vehicle
The range information and property information of body；
S2, the virtual image data with safety instruction information is generated according to the distance and property information of object；
S3, the virtual image data with safety instruction information is superimposed to after car on the 3D rendering of environment, generation has
The 3D rendering data of safety instruction information, on the position prompted needed for the safety instruction information superposition to 3D rendering；
S4, pass through the holographic projector projection 3D rendering data with safety instruction information.
Preferably, described information acquisition module includes radar component and infrared thermal imaging sensor cluster, wherein, radar group
Range information of the part for object in environment after collecting vehicle, infrared thermal imaging sensor cluster is for object in environment after collecting vehicle
Property information.
Preferably, the holographic projector includes holographic projector and line holographic projections film, and the holographic projector is set
On table top, the line holographic projections film is fitted in windshield below windshield.
Preferably, described image acquisition module includes two cameras, is separately positioned at left and right sides of the tailstock.
Preferably, in addition to step S0：Control instruction is inputted by human-computer interaction device, confirms starting step S1.
Compared with prior art, the beneficial effects of the present invention are：
1）Virtual image data with safety instruction information is superimposed to the true 3D of environment after car using AR technologies by the present invention
In image, and before the 3D rendering data with safety instruction information of generation are transmitted through into driver by line holographic projections technology
Side, the virtual image of the safety instruction information can overlap or are located at the position of the road prompted needed for environment after car or object
Its neighboring area, help driver directly perceived and clearly experience the distance and property of object after car, reduce reversing difficulty, especially
Suitable for night, sleet and foggy weather；
2）Holographic projector is arranged on below windshield on table top, then line holographic projections film is fitted in windshield,
This setup in the absence of projection screen and be able to need not drive by the 3D rendering data projection of virtual reality into Chinese herbaceous peony environment
Sail people and switch visual angle to browse hologram image and real scene respectively, therefore without interference with driving vision, effective guarantee reversing peace
Entirely；
3）For distance and property information is extracted from image information, gathered using radar and infrared thermal imaging sensor
The distance of object and property information make it that subsequent processes are more simple efficient after car, are advantageous to system simplification.
Brief description of the drawings
Fig. 1 is the principle schematic of AR optical projection systems of the present invention；
Fig. 2 is drop shadow effect's figure of AR optical projection systems of the present invention；
Fig. 3 is the principle schematic of holographic projector of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment 1：Referring to Fig. 1, a kind of AR optical projection systems for vehicle safe driving, including：
Image capture module, the 3D rendering for environment after collecting vehicle.
Specifically, described image acquisition module comprises at least two cameras, is separately positioned at left and right sides of the tailstock, realizes
The purpose of environment 3D rendering after collecting vehicle.
Information acquisition module, range information, property information and/or navigation information for object in environment before collecting vehicle.
Specifically, described information acquisition module includes radar component and infrared thermal imaging sensor cluster, wherein, radar group
Range information of the part for object in environment before collecting vehicle, and infrared thermal imaging sensor cluster is then in environment after collecting vehicle
The property information of object, the object can be building, barrier, guideboard mark, automobile, pedestrian, one kind in animal or
It is a variety of.For distance and property information is extracted from image information, gathered using radar and infrared thermal imaging sensor
The distance of object and property information make it that subsequent processes are more simple efficient after car, are advantageous to system simplification.
Augmented reality control centre, is connected with image capture module and information acquisition module, according to object away from discreteness
Virtual image data of the matter information generation with safety instruction information, the virtual image data is superimposed to the 3D of environment after car
3D rendering data of the generation with safety instruction information on image, prompting needed for the safety instruction information superposition to 3D rendering
Position on.
In the present embodiment, the augmented reality control centre respectively with radar component, infrared thermal imaging sensor cluster
Connected with 3D cameras, the range information of the object collected according to radar component generates real-time 3D maps, according to infrared heat
Property information in the Chinese herbaceous peony environment that imaging sensor component collects, including the other factors such as heat and shape judge object
Property, finally with reference to virtual image data of the property of the 3D maps and object generation with safety instruction information.Meanwhile it is distributed in
The camera of tailstock both sides collects the 3D rendering of environment after car, after virtual image data and car with safety instruction information
The 3D rendering of environment, which stacks up, generates the 3D rendering data with safety instruction information, now, the void of safety instruction information
On position prompted in as needed for being superimposed to 3D rendering.
Specifically, referring to Fig. 2, the virtual image of the safety instruction information can be with required prompting（Target object, such as human body,
Vehicle, barrier etc.）Position overlap or can be word, numeral, figure positioned at its neighboring area, the safety instruction information
One or more in shape, color identification, such as it is highlighted row human or animal, numerical monitor distance, arrow prompting backing road
Line, the colored arrow that can also be flashed to the vehicle in rear and pedestrian prompt etc., help driver directly perceived and clear
The distance and property of object after car are experienced clearly, reduce reversing difficulty, the night that is particularly suitable for use in, sleet and foggy weather.When
So, the safety instruction information can also be other types, as long as can be realized by holographic projector.
Holographic projector, link enhancement reality control centre, there is safety according to what augmented reality control centre generated
The 3D rendering data of prompt message generate corresponding projection ray and are projected in front of driver.
Further, referring to Fig. 3, the holographic projector includes holographic projector 21 and line holographic projections film 22, described
Holographic projector 21 is arranged on the lower section table top of windshield 11, and the line holographic projections film 22 is fitted in windshield, entirely
The light that breath projecting apparatus 21 projects will reach driver's eye position by the reflection of line holographic projections film, therefore, from driver's
From the point of view of angle, the virtual image is just suspended in Chinese herbaceous peony environment, and such driver just feels to open forward equally in reversing,
The setting of this holographic projector and projection film need not take space limited in compartment, simple, firm and stably, be very skilful
Wonderful set-up mode.
Certainly, the holographic projector and line holographic projections film can also be arranged on the other positions in compartment, such as hang
In compartment internal upper part space, as long as meeting that light reflection requires that the present invention is not specifically limited.
Further, the AR optical projection systems also include being used for the Man Machine Interface that user inputs control instruction, with increasing
Strong real control centre's connection, the control instruction of on/off AR optical projection systems can be inputted according to the wish of driver.
Projecting method corresponding to AR optical projection systems of the present invention, including：
S1, the 3D rendering using environment after image capture module collecting vehicle, utilize thing in environment after information acquisition module collecting vehicle
The range information and property information of body.
In the present embodiment, described image acquisition module comprises at least two cameras, is separately positioned on tailstock or so two
Side, the 3D rendering for environment after collecting vehicle；Described information acquisition module includes radar component and infrared thermal imaging sensor group
Part, therefore, step S1 is specifically：Using the 3D rendering of environment after the camera collecting vehicle being arranged at left and right sides of the tailstock, utilize
Before radar component collecting vehicle in environment object range information, utilize thing in environment before infrared thermal imaging sensor cluster collecting vehicle
The property information of body.
S2, virtual image data of the information generation with safety instruction information collected according to information acquisition module.
In the present embodiment, step S2 is specifically：The distance of the object collected according to radar component generates real-time 3D
Map, the property information collected according to infrared thermal imaging sensor cluster, including heat and shape information judge object
Property, with reference to virtual image data of the property of the real-time 3D maps and object generation with safety instruction information.
Specifically, the safety instruction information can be the one or more in word, numeral, figure, color identification, can
With required prompting（That is target object, such as pedestrian, vehicle, road sign etc.）Position overlap or positioned at its neighboring area, example
Pedestrian, numerical monitor distance, arrow prompting road sign are such as highlighted, can also be dodged for the vehicle to violate the traffic regulations and pedestrian
Dynamic colored arrow prompt etc., and certainly, the safety instruction information can also be other types, as long as can be by complete
Projection arrangement is ceased to realize.
S3, the virtual image data with safety instruction information is superimposed to after car on the 3D rendering of environment, generation
3D rendering data with safety instruction information, on the position prompted needed for the safety instruction information superposition to 3D rendering.
Here, the virtual image data generated in step S2 only has the virtual image of safety instruction information, can not real embodiment
Scene after car, it is therefore desirable to which 3D rendering up, can be presented after virtual image data is superimposed into the car that camera collects
Go out the 3D rendering data of virtual reality.
S4, pass through the holographic projector projection 3D rendering data with safety instruction information.
Specifically, referring to Fig. 3, the holographic projector includes holographic projector 21 and line holographic projections film 22, described complete
Breath projecting apparatus 21 is arranged on the lower section table top of windshield 11, and the line holographic projections film 22 is fitted in windshield, holographic
The light that projecting apparatus 21 projects will reach driver's eye position by the reflection of line holographic projections film, therefore, from the angle of driver
From the point of view of degree, the virtual image is just suspended in Chinese herbaceous peony environment, and such driver just feels to open forward equally in reversing, this
The setting of kind of holographic projector and projection film need not take space limited in compartment, simple, firm and stably, be very ingenious
Set-up mode.
Certainly, the holographic projector and line holographic projections film can also be arranged on the other positions in compartment, such as hang
In compartment internal upper part space, as long as meeting that light reflection requires that the present invention is not specifically limited.
Further, in addition to step S0：Control instruction is inputted by human-computer interaction device, confirms starting step S1.
The crucial range information in the object in environment after obtaining car of the present invention is can be seen that from foregoing description, this
Sample, the virtual image of the safety instruction information of generation can just carry a certain distance, can accurately be projected to corresponding in 3D rendering
On position.In the above-described embodiments, the range information of the object is gathered by radar component, and the property information of object
Gathered by infrared thermal imaging sensor cluster, but the present invention is not limited to this, other are any can to realize collection mesh
Component can apply into the present invention.
In a word, preferred embodiments of the present invention are these are only, are not intended to limit the scope of the present invention, in the present invention
Scope within, the equivalents made of the present invention or modification should be included in the scope of the protection.
Claims (10)
- A kind of 1. AR optical projection systems for vehicle safety reversing, it is characterised in that including：Image capture module, the 3D rendering for environment after collecting vehicle；Information acquisition module, distance and property information for object in environment after collecting vehicle；Augmented reality control centre, is connected with image capture module and information acquisition module, is believed according to the distance of object and property Virtual image data of the breath generation with safety instruction information, the virtual image data is superimposed to the 3D rendering of environment after car Upper generation has the 3D rendering data of safety instruction information, the position prompted needed for the safety instruction information superposition to 3D rendering Put；Holographic projector, link enhancement reality control centre, for projecting the 3D rendering number with safety instruction information According to.
- A kind of 2. AR optical projection systems for vehicle safety reversing according to claim 1, it is characterised in that：Described information Acquisition module includes radar component and infrared thermal imaging sensor cluster, wherein, radar component is used to obtain after car thing in environment The range information of body, property information of the infrared thermal imaging sensor cluster for object in environment after collecting vehicle.
- A kind of 3. AR optical projection systems for vehicle safety reversing according to claim 1, it is characterised in that：The holography Projection arrangement includes holographic projector and line holographic projections film, and the holographic projector is arranged on below windshield on table top, institute State line holographic projections film and be fitted in windshield.
- A kind of 4. AR optical projection systems for vehicle safety reversing according to claim 1, it is characterised in that：Described image Acquisition module includes two cameras, is separately positioned at left and right sides of the tailstock.
- 5. a kind of AR optical projection systems for vehicle safety reversing as claimed in any of claims 1 to 4, its feature It is：Also include being used for the Man Machine Interface that user inputs control instruction, control centre is connected with augmented reality.
- A kind of 6. AR projecting methods for vehicle safety reversing, it is characterised in that including：S1, the 3D rendering using environment after image capture module collecting vehicle, utilize thing in environment after information acquisition module collecting vehicle The range information and property information of body；S2, the virtual image data with safety instruction information is generated according to the distance and property information of object；S3, the virtual image data with safety instruction information is superimposed to after car on the 3D rendering of environment, generation has The 3D rendering data of safety instruction information, on the position prompted needed for the safety instruction information superposition to 3D rendering；S4, pass through the holographic projector projection 3D rendering data with safety instruction information.
- A kind of 7. AR projecting methods of vehicle safety reversing according to claim 6, it is characterised in that：Described information gathers Module includes radar component and infrared thermal imaging sensor cluster, wherein, radar component is for object in environment after collecting vehicle Range information, property information of the infrared thermal imaging sensor cluster for object in environment after collecting vehicle.
- A kind of 8. AR projecting methods of vehicle safety reversing according to claim 6, it is characterised in that：The line holographic projections Device includes holographic projector and line holographic projections film, and the holographic projector is arranged on below windshield on table top, described complete Breath projection film is fitted in windshield.
- A kind of 9. AR projecting methods for vehicle safety reversing according to claim 6, it is characterised in that：Described image Acquisition module includes two cameras, is separately positioned at left and right sides of the tailstock.
- 10. a kind of AR projecting methods for vehicle safety reversing according to any one in claim 6 to 9, it is special Sign is：Also include step S0：Control instruction is inputted by human-computer interaction device, confirms starting step S1.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710629946.8A CN107399276A (en) | 2017-07-28 | 2017-07-28 | AR optical projection systems and projecting method for vehicle safety reversing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710629946.8A CN107399276A (en) | 2017-07-28 | 2017-07-28 | AR optical projection systems and projecting method for vehicle safety reversing |
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| CN109587395A (en) * | 2018-11-23 | 2019-04-05 | 福建工程学院 | It is a kind of based on image procossing and virtually that is enhanced prevent the system and its implementation of dazzle |
| CN109987025A (en) * | 2018-01-03 | 2019-07-09 | 奥迪股份公司 | Vehicle drive assist system and method for night environment |
| US10777012B2 (en) | 2018-09-27 | 2020-09-15 | Universal City Studios Llc | Display systems in an entertainment environment |
| CN111932879A (en) * | 2020-08-11 | 2020-11-13 | 华人运通(上海)云计算科技有限公司 | Violation control system and method, vehicle and storage medium |
| CN113079352A (en) * | 2021-03-23 | 2021-07-06 | 东风汽车集团股份有限公司 | Method and system for backing up display of augmented reality head-up display |
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| CN113079352A (en) * | 2021-03-23 | 2021-07-06 | 东风汽车集团股份有限公司 | Method and system for backing up display of augmented reality head-up display |
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Application publication date: 20171128 |