CN206031079U - On -vehicle head -up display AR of augmented reality HUD - Google Patents
On -vehicle head -up display AR of augmented reality HUD Download PDFInfo
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- CN206031079U CN206031079U CN201620786438.1U CN201620786438U CN206031079U CN 206031079 U CN206031079 U CN 206031079U CN 201620786438 U CN201620786438 U CN 201620786438U CN 206031079 U CN206031079 U CN 206031079U
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Abstract
The utility model discloses an on -vehicle head -up display AR of augmented reality HUD for the driver strengthens the perception to actually driving the environment when driving an automobile, the car is equipped with driver auxiliary system, and on -vehicle head -up display AR of augmented reality HUD is including the data processing unit that corresponds signal connection, closely image display unit, camera subassembly, pickup assembly, augmented reality controller and remote image display unit. The utility model discloses an on -vehicle head -up display of augmented reality, with the augmented reality technical application to the on -vehicle head -up display in, has realized people's car and has newly talked with the form that the optical system through inside special design combines image information in actual traffic road conditions accurately to it has strengthened the perception of driver to actually driving the environment to have expanded or said.
Description
Technical field
The utility model is related to electric data digital process field, and in particular to a kind of vehicle-mounted head-up display of augmented reality
AR-HUD。
Background technology
Head-up display (HUD) is generally used in vehicle, for by the eyes of information projection to driver.Before HUD is
Display device, is designed to the driving information of vehicle is presented on the front window (i.e. windshield) of vehicle.In other words, HUD device
The virtual image is produced and shows, so that driver sees various types of letters such as speed, fuel oil level, temperature, warning, direction
Breath, these information are usually displayed on the instrument cluster of vehicle in the past.
HUD is initially used on aircraft, provides the visual field of increase for pilot.At present, HUD is had started to using in car
In, in order to show driving information when driving, and the accident left from road and cause because of the sight of driver is reduced.Example
Such as, by using head-up display device, driver can make which focus on front (that is, towards road), so as to subtract
Minor accident risk.Some HUD devices also provide night vision function, enable driver to recognize objects in front in the dark, while aobvious
Show the information from instrument cluster.
Therefore, HUD can be it is a kind of by showing the image of the information relevant with vehicle operating information is presented, and need not
The device that its notice is shifted from road ahead by driver when driving.Generally, HUD is by being inserted in front windshield
Screen film realizing, moved with the eyes for reducing driver.This HUD may include the image source (example for producing image
Such as liquid crystal display (LCD)；Optical system, forms the image for producing from image source and projecting；And for driver's control
Interface.Should be with the optimum distance for leaving windshield, effective focal length, from image source projects images.
HUD for vehicle can show the information for deriving from instrument cluster, such as speed, mile on front windshield
Number, revolutions per minute (RPM) etc. so that driver can be readily available driving information when driving.Additionally, when vehicle stops
Get off or driver by vehicle from stop when gear shift, HUD by by the information representation of the various built-in systems of vehicle into figure
Picture, the virtual image is shown on the windshield.
The content of the invention
For solving above-mentioned technical problem, goal of the invention of the present utility model is that a kind of augmented reality of offer is vehicle-mounted looks squarely aobvious
Show device AR-HUD, realize people's Che Xin dialogic operations, image information is accurately tied by the optical system of internal particular design
In together in actual traffic road conditions, driver is enhanced in other words for the perception of actual driving environment so as to extend.
For achieving the above object, the utility model provides following technical scheme：A kind of augmented reality is vehicle-mounted to be looked squarely
Display AR-HUD, strengthens for the perception of actual driving environment in driving for driver, the automobile equipped with
Driver assistance system, the vehicle-mounted head-up display AR-HUD of the augmented reality include：
Data processing unit, which is electrically connected with the driver assistance system, for will be the data of each system on automobile whole
After conjunction is processed, according to the patten transformation for selecting into symbol set in advance or figure or word or digital morphological simultaneously
Output vehicle condition information；
Closely image display cell, which is electrically connected with the data processing unit, its car body position in front of driver
Put to form state, as projected face, for showing the vehicle condition information；
CCD camera assembly, which includes the multiple cameras for being separately mounted to automobile rearview mirror position, for obtaining before automobile
At least one image of the object and visual scene of side；
Sensor cluster, which includes being separately mounted to automobile front beam position, automobile rear bumper position, body of a motor car
Side and body of a motor car bottom multiple sensors, for obtaining the object of vehicle front, rear, both sides and lower section
Movement velocity, static distance and residing angle；
Augmented reality controller, which is electrically connected with the camera and the sensor respectively, for respectively according to described
The data of camera draw vehicle front road geometry, determine automobile according to the data of the camera and the sensor
Objects in front information and by the vehicle front road geometry data and the vehicle front object information data compilation
In the map frame of the driver assistance system, then by the vehicle front road geometry data, the automobile
Objects in front information data and the map frame calculate the vehicle front road that position of driver is seen after being merged
Geometric figure；
Remote image display cell, which is electrically connected with the augmented reality controller, and which is projected in road ahead, is used
In the geometric figure of the vehicle front road is blended with current traffic condition.
Further technical scheme, the vehicle-mounted head-up display AR-HUD of the augmented reality also include：
At least two face cameras, which is arranged in front of car seat, for obtaining facial image；
At least two display screens, which is arranged in front of car seat, for showing facial image；
Shooting display controller, which is electrically connected with the face camera and the display screen respectively, for according to sound
Position starts corresponding camera and starts corresponding display screen according to audio direction.
In above-mentioned technical proposal, the vehicle condition information includes that instantaneous velocity, coverage are limited and ACC currently sets
One or more information in putting.
In above-mentioned technical proposal, during the vehicle front object information includes size, position and the distance of objects in front
One or more information.
In above-mentioned technical proposal, the ken of the vehicle condition information has a down dip 3～9 ° with respect to the sight line of driver, and size is
210mm × 42mm, 2.0～3.0m of projector distance.
In above-mentioned technical proposal, the geometric ken projector distance of the vehicle front road is 7.0～8.0m.
In above-mentioned technical proposal, the drive assist system includes lane departure warning system LDW, adaptive learning algorithms
System ACC and navigation way indicate system.
Further technical scheme, the vehicle-mounted head-up display AR-HUD of the augmented reality are also included for pointing out front road
The sound prompt device in road direction, the sound prompt device are electrically connected with the augmented reality controller.
Further technical scheme, the vehicle-mounted head-up display AR-HUD of the augmented reality are also included for pointing out front road
The warning device of road anisotropy, the warning device are electrically connected with the augmented reality controller.
As above-mentioned technical proposal is used, the utility model has following advantages compared with prior art：
(1) the vehicle-mounted head-up display of augmented reality disclosed in the utility model, augmented reality is applied to vehicle-mounted flat
In depending on display, people's Che Xin dialogic operations are realized, image information is accurately tied by the optical system of internal particular design
In together in actual traffic road conditions, driver is enhanced in other words for the perception of actual driving environment so as to extend；
(2) the vehicle-mounted head-up display of augmented reality disclosed in the utility model, by arranging face camera and display screen,
Driver is when talking with passenger, it is not necessary to later, according to the sound position and audio direction OnNow of talk personnel
Corresponding face camera and display screen, improve and drive the security taken；
(3) the vehicle-mounted head-up display of augmented reality disclosed in the utility model, by arranging sound prompt device, is carried immediately
Awake human pilot；
(4) the vehicle-mounted head-up display of augmented reality disclosed in the utility model, by arranging warning device, works as human pilot
During traveling off-track, reported to the police.
Description of the drawings
Compositional block diagrams of the Fig. 1 for the vehicle-mounted head-up display of augmented reality disclosed in the utility model.
Wherein, 100, driver assistance system；200th, data processing unit；300th, closely image display cell；410、
CCD camera assembly；420th, sensor cluster；500th, reality strengthens control chamber；600th, remote image display cell；610th, sound
Suggestion device；620th, warning device；700th, face camera；800th, image display controller；900th, display screen.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used for illustrating the utility model, but is not limited to scope of the present utility model.
Embodiment one
Referring to Fig. 1, as shown in legend therein, a kind of vehicle-mounted head-up display AR-HUD of augmented reality, for driver
Strengthen for the perception of actual driving environment in driving, above-mentioned automobile is equipped with driver assistance system 100, above-mentioned increasing
Strong real vehicle-mounted head-up display AR-HUD includes：
Data processing unit 200, which is electrically connected with driver assistance system 100, for by the data of each system on automobile
After integration is processed, according to the patten transformation for selecting into symbol set in advance or figure or word or digital morphological
And export vehicle condition information；
Closely image display cell 300, which is electrically connected with data processing unit 200, its car body in front of driver
Position forms state, as projected face, for showing the vehicle condition information；
CCD camera assembly 410, which includes the multiple cameras for being separately mounted to automobile rearview mirror position, for obtaining automobile
At least one image of the object and visual scene in front；
Sensor cluster 420, which includes being separately mounted to automobile front beam position, automobile rear bumper position, automobile
Multiple sensors of the bottom of the side of vehicle body and body of a motor car, for obtaining vehicle front, rear, both sides and lower section
The movement velocity of object, static distance and residing angle；
Augmented reality controller 500, which is electrically connected with CCD camera assembly 410 and sensor cluster 420 respectively, for respectively
Vehicle front road geometry is drawn according to the data of camera, vehicle front is determined according to the data of camera and sensor
Object information and by vehicle front road geometry data and vehicle front object information data compilation in driver assistance
In the map frame of system 100, then vehicle front road geometry data, vehicle front object information data and map
Framework calculates the geometric figure of the vehicle front road that position of driver is seen after being merged；
Remote image display cell 600, which is electrically connected with augmented reality controller 500, and which is projected in road ahead,
For the geometric figure of vehicle front road and current traffic condition are blended.
Image information is accurately incorporated in actual traffic road conditions by the optical system of internal particular design, so as to expand
Opened up driver has been enhanced in other words for the perception of actual driving environment.
AR-HUD optical systems can be in the shape of the rational Overlapping display driver assistance system of the area of visual field of driver
The implication of state and these information, as man-machine interface newcomer AR-HUD trial production the stage just with driver assistance system
The environmental sensor and gps data of system, map data and driving dynamic data set up close net connection.
Vehicle is separately installed with radar sensor and a CMOS single camera on front bumper and rearview mirror.For AR-
HUD includes lane departure warning system (LDW), adaptive cruise using selected Senior Officer's accessory system (ADAS)
Control system (ACC) and navigation system route are indicated.
If driver assistance system recognizes material circumstance, warning message can be in the way of virtual image by AR-HUD
Driver is passed, in addition to directly bringing security advantage, the crucial skill that this dialogic operation or following automation drive
Art.This enhanced information display effect will be easier to allow driver to set up the new letter for driving function this for automatic Pilot
Appoint.
AR-HUD can realize the perspective plane produced by two different projector distances, and its also referred to as near projection or state are thrown
Shadow face, and far throw shadow or enhancing perspective plane.Close shot projection occurs in the hood end in front of driver, can show driving
Status information selected by member, such as instantaneous velocity, coverage are limited as no overtaking and speed limit or ACC current settings.To such as look into
These information are seen, sight line only need to be lowered about 6 ° by driver slightly.The ken size of state, as projected information be 5 ° × 1 ° (equivalent to
210mm × 42mm), projector distance 2.4m.Its virtual image equivalent to " tradition " HUD, the new line of the traditional approach
Display is based on a mirror-optical system and image-generating unit (PGU).The latter is by TFT (thin film transistor (TFT)) display
Composition, using the strong backlight display contents of LED.This image-generating unit is extremely compactly integrated in the top of AR-HUD modules.This is anti-
Penetrate mirror optical system to amplify the virtual content for showing.These functions are achieved by curved reflector.In order to realize difference
Two perspective planes of projector distance.The light path on two perspective planes is internally overlapped slightly.The light path on nearly perspective plane only uses AR-
The upper edge region of HUD mirrors (aspherical), it is not necessary to another " speculum ".
Strengthen the projector distance on the perspective plane 7.5m in front of the driver, enhanced display symbol directly can be incident upon road
On, blend with current traffic condition.The new image-generating unit on remote perspective plane is the same with film digital projector, by digital micro-
Mirror element (DMD) generates pictorial element.The core of PGU is a kind of optical semiconductor for possessing hundreds thousand of tiny mirror matrixes,
Which can be individually inclined by electrostatic field.Micro mirror matrix is in chronological order by three-color LED (red, blue and green) quick friendship
For illuminating.Three coloured light collimation (parallel direction) is guaranteed with the deflection mirror with colour filter function (i.e. double-colored filter).These are special
Mirror allows light to pass through or reflect according to color.In order to incline with all micro-reflectors of the color synchronization lighted, the color, make
The rays pass through lens injected are reflected away, and form the single picture point of the color on the imaging screen below.All three face
The synchronous method of color is identical.All three color on human eye " synthesis " imaging screen, obtains full-colour image.
From in terms of imaging screen front, optical path of the ensuing optical path similar to traditional HUD：Into
As the image on curtain is reflexed on second bigger mirror (ARHUD mirrors) by first mirror (speculum).Penetrate therefrom
Aweather glass.The exit facet for strengthening optical system nearly reaches DINA4 sizes.It is consequently formed the increasing that ken size is 10 ° X4.8 °
Strong perspective plane, equivalent to the strengthened ken for having 63 centimetres of 130 centimetres of geometric widths and height in direct field of vision.This will such as be read
Information in individual remote perspective plane, the visual field of driver can lower 2.4 ° slightly.Two perspective planes (state and enhancing perspective plane)
Image-generating unit can coordinate ambient brightness adjustment display brightness, optical density can reach 10000 candelas/square metre more than.Therefore,
Almost clearly can show under any strong environment light condition.
Under most of traffic conditions, directly strengthen content on travel with the remote perspective planes of 7.5m, and 2.4m closely throws
Shadow face is then used for display status information.
When strengthening image and being displayed on vehicle front about 18 to 20m and continue about 100m according to route, driver's meeting
Feel pleasant.AR-Creator is a kind of latest development direction of great challenge.This controller must enter to mass data stream
Row assessment, so that pictorial element is accurately positioned on imaging curtain, so as in the AR-HUD kens of accurate projection to driver.Wherein
Some need to carry out considerable computing.
Data to three sources are merged by AR-Creator：Single camera can be used to draw road geometry.
Including clothoid, the mathematical description of vehicle front lane curvature.The size of vehicle front object, position and distance from
Radar sensor data are combined with the camera data of control.Finally, the electronic horizon (eHorizon) of Continent Group provides ground
Picture frame frame, live sensing data is compiled wherein.On demonstration vehicle, eHorizon is still static, simply uses navigation data
Data.The high dynamic networking eHorizon products of Continent Group industry have reached batch production level, and it can process various sources
The data of (vehicle-to-vehicle, traffic control center etc.) are simultaneously shown on AR-HUD.By integrating traveling dynamic data, camera data
Vehicle location is positioned on numerical map with gps data.Using fusion AR-Creator using fusion data calculate from
The geometric figure of the front side road that position of driver is seen.Know the so feasible position for being because driver's eyes：
Need correctly to arrange the position of eye recognition frame before driving in demonstration vehicle superior's machine.This operation can be taken the photograph by inside
As head is carried out automatically.It is capable of identify that the position of driver's eyes and guides eye recognition to confine position.Eye recognition frame is one
Rectangular area, its width and height are with theoretical " form " quite.As long as just driver from terms of this window to road, he can just see
To complete AR-HUD images.Passenger can't see the content that HUD and AR-HUD show.
From the adjustable position of eye recognition frame, AR-Creator knows that driver's eyes are where, and with which
Individual angle checks traffic and surrounding environment.If driver assistance system detects what situation, corresponding virtual image
Prompting will be generated and be projected on the correct position of AR-HUD screens.
Wherein, above-mentioned vehicle condition information includes the one kind in instantaneous velocity, coverage restriction and ACC current settings
Or much information, above-mentioned vehicle front object information includes one or more in the size of objects in front, position and distance
Information, the ken of above-mentioned vehicle condition information have a down dip 3～9 ° with respect to the sight line of driver, and size is 210mmx42mm, project away from
From 2.0～3.0m, the geometric ken projector distance of above-mentioned vehicle front road is 7.0～8.0m, above-mentioned driving auxiliary
System includes that lane departure warning system LDW, adaptive cruise control system ACC and navigation way indicate system.
Safety index is taken in order to further improve driving, the vehicle-mounted head-up display AR-HUD of above-mentioned augmented reality is also wrapped
Include：
At least two face cameras 700, which is arranged in front of car seat, for obtaining facial image；
At least two display screens 900, which is arranged in front of car seat, for showing facial image；
Shooting display controller 800, which is electrically connected with face camera 700 and display screen 900 respectively, for according to sound
Position starts corresponding camera and starts corresponding display screen according to audio direction.
The vehicle-mounted head-up display AR-HUD of above-mentioned augmented reality also includes the auditory tone cues for pointing out road ahead direction
Device 610, sound prompt device 610 are electrically connected with augmented reality controller 500.
Further technical scheme, the vehicle-mounted head-up display AR-HUD of augmented reality are also included for pointing out road ahead side
To the warning device 620 of mistake, warning device 620 is electrically connected with augmented reality controller 500.
It is more than the description to the utility model embodiment, by the foregoing description of the disclosed embodiments, makes ability
Domain professional and technical personnel can realize or use the utility model.Professional skill to various modifications of these embodiments to this area
Will be apparent for art personnel, generic principles defined herein can without departing from it is of the present utility model spirit or
In the case of scope, realize in other embodiments.Therefore, the utility model is not intended to be limited to these realities shown in this article
Example is applied, and is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (9)
1. a kind of vehicle-mounted head-up display AR-HUD of augmented reality, strengthens for actual driving in driving for driver
The perception of environment, the automobile is equipped with driver assistance system, it is characterised in that the vehicle-mounted head-up display of the augmented reality
AR-HUD includes：
Data processing unit, which is electrically connected with the driver assistance system, for by the data conformity of each system on automobile
After reason, according to the patten transformation for selecting is into symbol set in advance or figure or word or digital morphological and exports
Vehicle condition information；
Closely image display cell, which is electrically connected with the data processing unit, its car body position shape in front of driver
Into state, as projected face, for showing the vehicle condition information；
CCD camera assembly, which includes the multiple cameras for being separately mounted to automobile rearview mirror position, for obtaining vehicle front
At least one image of object and visual scene；
Sensor cluster, which includes being separately mounted to automobile front beam position, automobile rear bumper position, the side of body of a motor car
Multiple sensors of the bottom of side and body of a motor car, for obtaining the fortune of the object of vehicle front, rear, both sides and lower section
Dynamic speed, static distance and residing angle；
Augmented reality controller, which is electrically connected with the camera and the sensor respectively, for respectively according to the shooting
The data of head draw vehicle front road geometry, determine vehicle front according to the data of the camera and the sensor
Object information and by the vehicle front road geometry data and the vehicle front object information data compilation in institute
State in the map frame of driver assistance system, then by the vehicle front road geometry data, the vehicle front
Object information data and the map frame calculate the several of the vehicle front road that position of driver is seen after being merged
What figure；
Remote image display cell, which is electrically connected with the augmented reality controller, and which is projected in road ahead, for inciting somebody to action
The geometric figure of the vehicle front road is blended with current traffic condition.
2. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the augmented reality
Vehicle-mounted head-up display AR-HUD also includes：
At least two face cameras, which is arranged in front of car seat, for obtaining facial image；
At least two display screens, which is arranged in front of car seat, for showing facial image；
Shooting display controller, which is electrically connected with the face camera and the display screen respectively, for according to sound position
Start corresponding camera and corresponding display screen is started according to audio direction.
3. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the vehicle condition
Information includes one or more information in instantaneous velocity, coverage restriction and ACC current settings.
4. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the vehicle front
Object information includes one or more information in size, position and the distance of objects in front.
5. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the vehicle condition
The ken of information has a down dip 3～9 ° with respect to the sight line of driver, and size is 210mm × 42mm, 2.0～3.0m of projector distance.
6. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the vehicle front
The geometric ken projector distance of road is 7.0～8.0m.
7. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the driving auxiliary
System includes that lane departure warning system LDW, adaptive cruise control system ACC and navigation way indicate system.
8. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the augmented reality
Vehicle-mounted head-up display AR-HUD also includes the sound prompt device for pointing out road ahead direction, the sound prompt device
Electrically connect with the augmented reality controller.
9. the vehicle-mounted head-up display AR-HUD of augmented reality according to claim 1, it is characterised in that the augmented reality
Vehicle-mounted head-up display AR-HUD also includes the warning device for pointing out road ahead anisotropy, the warning device and institute
State the electrical connection of augmented reality controller.
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| CN107521411A (en) * | 2017-07-18 | 2017-12-29 | 吉林大学 | A kind of track level navigation augmented reality device for aiding in driver |
| CN108896066A (en) * | 2018-03-23 | 2018-11-27 | 江苏泽景汽车电子股份有限公司 | A kind of augmented reality head up display and its navigation implementation method |
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| CN109591688A (en) * | 2018-11-29 | 2019-04-09 | 上海九山电子科技有限公司 | The optical system of the control system of Vehicular display device, method and display device for mounting on vehicle |
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| CN109963144A (en) * | 2019-03-28 | 2019-07-02 | 重庆长安汽车股份有限公司 | A kind of vehicle-mounted identifying system based on AR-HUD |
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| CN110843674A (en) * | 2019-11-22 | 2020-02-28 | 深圳晨芯时代科技有限公司 | On-vehicle display module assembly system based on AR augmented reality technique |
| CN111123518A (en) * | 2019-12-05 | 2020-05-08 | 浙江合众新能源汽车有限公司 | Intelligent control method and system for AR-HUD display of automobile |
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| CN111163968B (en) * | 2017-10-04 | 2023-08-08 | 大陆汽车科技有限公司 | Display system in a vehicle |
| CN111163968A (en) * | 2017-10-04 | 2020-05-15 | 大陆汽车有限责任公司 | Display system in a vehicle |
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| CN109788243B (en) * | 2017-11-14 | 2021-09-17 | 大众汽车有限公司 | System unreliability in identifying and visually presenting display enhanced image content |
| CN111655528A (en) * | 2018-02-06 | 2020-09-11 | 大众汽车股份公司 | Method, device and computer-readable storage medium with instructions for controlling the display of an augmented reality head-up display device for a motor vehicle |
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| CN109591688A (en) * | 2018-11-29 | 2019-04-09 | 上海九山电子科技有限公司 | The optical system of the control system of Vehicular display device, method and display device for mounting on vehicle |
| CN109353279A (en) * | 2018-12-06 | 2019-02-19 | 延锋伟世通电子科技（上海）有限公司 | A kind of vehicle-mounted head-up-display system of augmented reality |
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