CN106483664A - Head-up display device and the vehicle equipped with this head-up display device - Google Patents
Head-up display device and the vehicle equipped with this head-up display device Download PDFInfo
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- CN106483664A CN106483664A CN201611198515.2A CN201611198515A CN106483664A CN 106483664 A CN106483664 A CN 106483664A CN 201611198515 A CN201611198515 A CN 201611198515A CN 106483664 A CN106483664 A CN 106483664A
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- 230000003287 optical effect Effects 0.000 claims abstract description 54
- 238000003384 imaging method Methods 0.000 claims abstract description 33
- 230000000007 visual effect Effects 0.000 claims abstract description 25
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 12
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- 239000011521 glass Substances 0.000 claims description 6
- 230000001788 irregular Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 9
- 230000003993 interaction Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 230000003190 augmentative effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
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- 241000446313 Lamella Species 0.000 description 1
- 241000408521 Lucida Species 0.000 description 1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Arrangement of adaptations of instruments
-
- B60K2360/29—
-
- B60K2360/334—
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0179—Display position adjusting means not related to the information to be displayed
- G02B2027/0183—Adaptation to parameters characterising the motion of the vehicle
Abstract
The invention discloses a kind of head-up display device and vehicle that can achieve that big visual field JIAOSHUANG picture shows.This head-up display device, an image display cell is coordinated to use, including image generation unit and located at the image projecting unit between described image generation unit and described image display cell, described image generation unit at least can produce the first light beam representing the first image and the second light beam representing the second image；Described image projecting unit at least includes the first optical module and the second optical module, first light beam is reflected and expands formation the first outgoing beam by described first optical module, second light beam is reflected and expands formation the second outgoing beam by described second optical module, first optical module and the second optical module are constructed such that described first outgoing beam and described second outgoing beam deviate from each other in angle, thus the corresponding visual field that user is projected to nonoverlapping first virtual image picture and the imaging of the second virtual image picture on described image display cell.
Description
Technical field
The present invention relates to new line display technology field, more particularly, to a kind of head-up display device being applied on vehicle and dress
There is the vehicle of this head-up display device.
Background technology
It is known that head-up display device is commonly applied in the vehicles, and it is usually provided in the key station of vehicle, be used for allowing
Driver watches the instruments without bowing disk information, and is absorbed in driving, and the virtual image produced by head-up display device in front of the visual field
It is obtained with picture wanting information, thus avoiding travelling because of vehicle, eyes focus on concentrating driving of bringing of instrumental panel
Sail safety problem.But the development with information technology, increasing information needs to present, except speed, oil consumption, temperature
Etc. information outward in addition it is also necessary to the information of the augmented reality of display road conditions, such as deviation, pedestrian mark, barricade mark etc., this is just
Head-up display device is needed to have the larger angle of visual field.
In order to realize the larger angle of visual field, technical scheme used in the prior art has：
One is using bigger image source and bigger optical element, but such structure can greatly increase new line and show
The volume of showing device is it is difficult to adapt to the installation requirement of narrow key station；
Two is to be shown using multizone：1) semi-transparent reflection can be pasted in advance in the view field of head-up display device thin
Film, that is, common on the market adhesive film type HUD (Head Up Display) projector is shown with realizing zones of different, but this
Structure not only has a strong impact on glass appearance and driver's seat, and display effect is also poor；2) produce multiple displays that come back empty simultaneously
As picture, so that double pictures show as a example, generally adopt two kinds of imaging sources to form corresponding first light beam and the second light beam respectively,
Again light path adjustment is carried out using baroque spectrophotometric unit, specifically by the first light beam and the second light beam coupling to same light
Road, thus to realize showing two virtual image pictures simultaneously, however, such structure is because the first light beam and the second light beam are through described
Beam splitting system light splitting is launched with same light path after expanding, on the one hand limited to the enlarged degree of the angle of visual field, is on the other hand keeping out the wind
When being imaged on glass, two virtual image pictures that the same light path after its coupling is formed can assume overlapping shape on the windshield
State, overlapping virtual image picture can cause certain interference to the visual field of driver, be unfavorable for being shown simultaneously, and come back display dress
The actual interaction effect put between shown information and driver is poor.
As can be seen here, there is many disadvantages accordingly in technique scheme while increasing the head-up display device angle of visual field
End, is unfavorable for development and the popularization of new line Display Technique.
Content of the invention
It is an object of the invention to overcoming above-mentioned the deficiencies in the prior art, provide a kind of head-up display device and equipped with this lift
The vehicle of head display device is it is intended to preferably expand the angle of visual field, between lifting user and head-up display device displayed information
Actual interaction effect.
In order to solve above-mentioned technical problem, the head-up display device of the present invention employed technical scheme comprise that：
Head-up display device, cooperation one image display cell uses, and produces including image generation unit and located at described image
Image projecting unit between raw unit and described image display cell, described image generation unit at least can produce expression first
First light beam of image and the second light beam representing the second image；Described image projecting unit at least include the first optical module and
Second optical module, described first light beam is reflected and expands formation the first outgoing beam by described first optical module, and described the
Described second light beam is reflected and expands formation the second outgoing beam, described first optical module and described second by two optical modules
Optical module is constructed such that described first outgoing beam and described second outgoing beam deviate from each other in angle, thus accordingly
Described image display cell is projected to regarding of user with nonoverlapping first virtual image picture and the imaging of the second virtual image picture
Wild.
Further, described first optical module and described second optical module all include secondary reflecting part and principal reflection portion with
Described first light beam accordingly and described second light beam are carried out by two secondary reflections and expand.
Further, the secondary reflecting part of described first optical module is provided by the first secondary mirror, described second optical module
Secondary reflecting part is provided by the second secondary mirror, the principal reflection portion of the principal reflection portion of described first optical module and described second optical module
There is provided by same primary mirror.
Further, described first secondary mirror and described second secondary mirror are with respect to the locus that described primary mirror is in from top to bottom
Distribution, and reflect successively through described second secondary mirror and described primary mirror and expand formation described second outgoing beam the angle of emergence
Degree is more than the shooting angle of described first outgoing beam reflecting and expanding formation through described first secondary mirror and described primary mirror successively.
Further, described first secondary mirror and described second secondary mirror are disposed adjacent to each other, and described first secondary mirror and described
Second secondary mirror is in asymmetric distribution with respect to described primary mirror.
Further, the center of the corresponding described primary mirror of central ray of light beam of at least described second secondary mirror reflection or
The position at the corresponding neighbouring described primary mirror center of person.
Further, described primary mirror is concave mirror, and described first secondary mirror and described second secondary mirror respectively plane are anti-
Penetrate any one in mirror, concave mirror and convex reflecting mirror.
Further, described primary mirror is preferably from the recessed non-spherical reflector of axle.
Further, described first secondary mirror and described second secondary mirror have different surface face types.
Further, the effective reflecting surface region of described first secondary mirror, described second secondary mirror and described primary mirror is not all in advising
Tetragon then.
Further, described image generation unit includes an imaging source, described first image and described second image by
The zones of different of same described imaging source produces；Or described image generation unit includes two imaging sources, described first image
Corresponded by two described imaging sources respectively with described second image and produce.
Based on technique scheme, the head-up display device of the present invention at least has the advantages that：
The head-up display device of the present invention, by using the first optical module and the second optical module respectively to the first image
The first light beam and the second light beam of the second image reflected and expanded, be conducive to reducing the size of optical element, install more
Plus flexible, can preferably adapt to narrow installing space, and for using spectrophotometric unit, in actual design
The relative position that only need to accordingly adjust between the first optical module and the second optical module can easily make the first light beam and the
Two light beams form described first outgoing beam deviating from each other and described second outgoing beam by different light paths, thus simultaneously in shadow
Zones of different as display unit is shown as picture respectively, to show the first virtual image picture and second virtual image of not overlap population simultaneously
Picture, greatly can not only increase the angle of visual field, reach good interaction effect, use also more convenient to install, and practicality is relatively
By force.
Present invention also offers a kind of vehicle, it employed technical scheme comprise that：
Vehicle, including car body, the key station in described car body and windshield, also includes above-mentioned new line display dress
Put, below described key station, described windshield coordinates described head-up display device as with described head-up display device
The described image display cell using.
The vehicle of the present invention, by arranging above-mentioned head-up display device, can provide the bigger angle of visual field for driver, make
Driver can check more running informations simultaneously, and improves comfort level and the safety that driver in driving conditions checks relevant information
Property, reach preferably actual interaction effect, effectively avoid traffic safety accident.
Brief description
Fig. 1 is a kind of structural representation of head-up display device provided in an embodiment of the present invention；
Fig. 2 is the second structural representation of head-up display device provided in an embodiment of the present invention；
Fig. 3 is the third structural representation of head-up display device provided in an embodiment of the present invention；
Fig. 4 is the 4th kind of structural representation of head-up display device provided in an embodiment of the present invention；
Fig. 5 is side structure schematic view on the basis of user for the head-up display device shown in Fig. 1.
Fig. 6 is forward sight structural representation on the basis of user for the head-up display device shown in Fig. 1.
Fig. 7 is a kind of structural representation of vehicle equipped with head-up display device shown in Fig. 1 provided in an embodiment of the present invention.
Specific embodiment
In order that the technical problem to be solved in the present invention, technical scheme and beneficial effect become more apparent, below in conjunction with
Drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when element be referred to as " being fixed on " or " located at " on another element when, it can directly exist
On another element or may be simultaneously present centering elements.When an element is known as " connection " another element, it can
To be to be directly connected to another element or may be simultaneously present centering elements.
Also, it should be noted the orientation term such as left and right, upper and lower in following examples, be only each other relative concept or
It is as reference with the normal operating condition of product, and should not be regarded as restrictive.
As shown in Figures 1 to 4, head-up display device 100 provided in an embodiment of the present invention, cooperation one image display cell makes
With, including image generation unit 200 and located at the image projecting unit between image generation unit 200 and image display cell,
Image generation unit 200 at least can produce the first light beam 211 representing the first image and the second light beam representing the second image
221；Image projecting unit at least includes the first optical module and the second optical module, and the first optical module is by the first light beam 211
Reflect and expand formation the first outgoing beam 213, the second light beam 221 is reflected and expands formation the second outgoing by the second optical module
Light beam 223, the first optical module and the second optical module are constructed such that the first outgoing beam 213 and the second outgoing beam 223
Deviate from each other in angle, thus accordingly with the first virtual image picture 510 and second of not overlap population on image display cell
Virtual image picture 520 imaging is projected to the visual field of user.
The head-up display device 100 of the embodiment of the present invention, by using the first optical module and the second optical module difference
Second light beam 221 of the first light beam 211 to the first image and the second image is reflected and is expanded, and is conducive to reducing optics unit
The size of part, installs more flexible and convenient, can preferably adapt to narrow installing space, and with respect to using spectrophotometric unit
Speech, the relative position that only need to accordingly adjust when actually used between first optical module and the second optical module can be convenient
(as shown in Figures 1 to 4, the first light beam 211 presses filled arrows indication light by different light paths to make the first light beam 211 and the second light beam 221
Road projects, and the second light beam 221 is projected by hollow arrow indication light path) form the first emergent light deviating from each other and in suitable angle
Bundle 213 and the second outgoing beam 223, thus be shown as picture respectively in the zones of different of image display cell, to show simultaneously simultaneously
Show the first virtual image picture 510 and second virtual image picture 520 of not overlap population, greatly can not only increase the angle of visual field, reach
Interaction effect, use also more convenient to install well, practicality is stronger.
Wherein, image display cell is existing structure or part, for example, head-up display device 100 in a vehicle should
Used time, image display cell can be one located at windshield 400 rear and have the lamella lucida of correlation function film layer；And in order to
Simplify structure further and lift the driving experience of driver, more preferably directly utilize the windshield of the vehicles
400 as image display cell.
Further, in an embodiment of the present invention, the first optical module and the second optical module all include secondary reflecting part
With principal reflection portion so that corresponding first light beam 211 and the second light beam 221 are carried out by two secondary reflections and expand.Such structure can make
First light beam 211 and the second light beam 221 are reflected and can be imaged with more large area in image display cell after expanding, and are adopting
With being also obtained in that larger virtual image picture in the case of less image generation unit 200, be conducive to reaching more preferable strengthen existing
Actual effect fruit, and be not required to increase the volume of whole head-up display device 100, it is more suitable for using in narrow installation space, and then
Solve the problems, such as that small volume and imaging are difficult to greatly take into account.
Further, in an embodiment of the present invention, the secondary reflecting part of the first optical module is provided by the first secondary mirror 311,
The secondary reflecting part of the second optical module is provided by the second secondary mirror 321, the principal reflection portion of the first optical module and the second optical module
Principal reflection portion provided by same primary mirror 330.
First light beam 211 produces the first incident beam 212 projecting towards primary mirror 330 by the first secondary mirror 311 after being reflected, then warp
Primary mirror 330 is projected to windshield 400 with the first outgoing beam 213 after reflecting and expanding；Second light beam 221 is by the second secondary mirror
The second incident beam 222 towards primary mirror 330 projection is produced after 321 reflections, then with the second outgoing after reflecting and expand through primary mirror 330
Light beam 223 is projected to windshield 400；Last by windshield 400 by the first outgoing beam 213 and the second outgoing beam 223
Reflex to the eyes of user, according to optical principle, user can perceive common with the first image in windshield 400 front
First virtual image picture 510 of yoke and the second virtual image picture 520 with the second image conjugate.The first secondary mirror 311 being respectively provided with
It is more beneficial for keeping and adjust the first incident beam 212 and the second incident beam 222 and the first outgoing beam with the second secondary mirror 321
213 and second outgoing beam 223 respectively press different light paths project, thus being more convenient for realizing nonoverlapping first virtual image picture 510
With the second virtual image picture 520.This head-up display device 100 shares same primary mirror 330 and is reflected and expand, and can significantly reduce master
The width of mirror 330 eyeglass, while the double picture display realizing big visual angle, is conducive to making the overall knot of head-up display device 100
Structure is miniaturized, with installation settings of being more convenient in limited space.
Specifically, in actual applications, due to preferably employing less image generation unit 200, therefore produce list with image
First 200 corresponding first secondary mirrors 311 and the second secondary mirror 321 are relatively small in size, and primary mirror 330 has more than the first secondary mirror 311
With the size of the second secondary mirror 321, it is beneficial to raising compact overall structure, reduces volume.Certainly, by adjusting the first secondary mirror
311st, the relative position of the second secondary mirror 321 and primary mirror 330 is to obtain nonoverlapping first virtual image picture 510 and the second virtual image picture
On the premise of 520, primary mirror 330 size can be reduced as far as possible.
Further, in an embodiment of the present invention, the first secondary mirror 311 and the second secondary mirror 321 with respect to primary mirror 330 be in by
Locus distribution top to bottm, and reflect and expand the second emergent light of formation successively through the second secondary mirror 321 and primary mirror 330
The shooting angle of bundle 223 is more than the first outgoing beam 213 reflecting and expanding formation through the first secondary mirror 311 and primary mirror 330 successively
Shooting angle.In conjunction with shown in Fig. 1 and Fig. 2, such structure can make the first virtual image picture 510 be located at the upper of image display cell
Square region, the second virtual image picture 520 are located at the lower zone of image display cell, and can preferably avoid in the being distributed up and down
One virtual image picture 510 and the second virtual image picture 520 be not overlapping.This in the virtual image picture being distributed up and down for user provide relatively
While the big angle of visual field, also more convenient user viewing.
Taking apply in vehicle as a example, the image that image generation unit 200 produces includes running information image, instrument shows
In image and navigation information image any two or three.Due to corresponding to running information image and navigation information image
First virtual image picture 510 usually requires that large area, the big angle of visual field show, and the display area of instrument display image is then relatively
Little, therefore first image represented by the first light beam 211 of the first secondary mirror 311 reflection can be made to be used for assuming the augmented reality of road conditions
Information, such as deviation, pedestrian's mark, barricade mark etc., that is, the first image correspondence includes running information image and navigation is believed
Breath image, second image represented by the second light beam 221 of the second secondary mirror 321 reflection is then used for presenting the relevant parameter letter of vehicle
Breath, such as speed, oil consumption, temperature, warning etc., that is, the second image is corresponding includes instrument display image, can thus be driver and carries
For relatively preferably driving experience.On this basis, the size of the first secondary mirror 311 is preferably greater than the size of the second secondary mirror 321, you can
Ensure that the first virtual image picture 510 can be shown with large area, the big angle of visual field, and other lens etc. need not be set up and be used for amplifying
The complex optical components of image, reach accordingly and simplify integrally-built purpose further.
By the simple adjustment to the respective angles between the first secondary mirror 311, the second secondary mirror 321 and primary mirror 330 further,
The first light beam 211 and the second light beam 221 also can be made through two secondary reflections, expand after present on windshield 400 as shown in Figure 2
The first virtual image picture 510 splicing up and down and the second virtual image picture 520, so as to expand the angle of visual field of overall display further,
There is more preferable visual effect.
Further, in an embodiment of the present invention, in order to reduce the display size of overall head-up display device 100, shadow
Two regions as generating the first image and the second image in generation unit 200 are typically close to each other or splicing, therefore for protecting
Demonstrate,prove the first secondary mirror 311, the second secondary mirror 321 simultaneously preferably corresponding can receive the first light beam 211 representing the first image and represent
Second light beam 221 of the second image, and structure is compacter, the first secondary mirror 311 and the second secondary mirror 321 is preferably adjacent one another are sets
Put.Because image display cell (being windshield 400 in the present embodiment) is in generally irregular inclination curved surface, in driving of keeping right
Vehicle in, under the visual angle of driver, the right-hand component of driver's dead ahead windshield 400 glass is relatively forward, and left
Rim portion relatively rearward, that is, assumes situation about being tilted to the left, therefore in order that the first virtual image picture 510 and the second virtual image picture 520
All it is imaged on the dead ahead of driver, learnt according to existing related optical concepts and multiple installation test, in practical application, will
First secondary mirror 311 and the second secondary mirror 321 are in asymmetric distribution with respect to primary mirror 330.
Specifically, in conjunction with shown in Fig. 5, in side-looking direction when on the basis of user, in the side of windshield 400
On direction, primary mirror 330 is substantially in vertical distribution with respect to windshield 400, the first secondary mirror 311 and the second secondary mirror 321 and primary mirror
330 is corresponding and keep a determining deviation, is in substantially certain obtuse angle setting between the first secondary mirror 311 and the second secondary mirror 321, image
Generation unit 200 is located at the lower section of the first secondary mirror 311 and the second secondary mirror 321, and image generation unit 200 is secondary with respect to first
Mirror 311 and the second secondary mirror 321 are in substantially certain acute angle setting.In front apparent direction when on the basis of user, in conjunction with Fig. 6
Shown, the first secondary mirror 311 and the second secondary mirror 321 are located at inclined right direction, the first secondary mirror 311 and second secondary mirror 321 of primary mirror 330
With respect to primary mirror 330 be in left and right asymmetric distribution and upper and lower asymmetric distribution, between the first secondary mirror 311 and the second secondary mirror 321 with
One acute angle is in staggered distribution.
Further, when the second virtual image picture 520 is such as previously used for presenting instrument display information, its image area is relatively
Less, therefore in order that human eye can correctly or become totally visible the second virtual image picture 520 and have preferable visual effect, that is,
There is enough glasses case sizes up and down, in an embodiment of the present invention, the second secondary mirror 321 reflection after the second incident beam
The center of the corresponding primary mirror 330 of 222 central ray or the position at corresponding neighbouring primary mirror 330 center.Certainly, the first secondary mirror
The center of the also preferably corresponding primary mirror 330 of the central ray of the first incident beam 212 after 311 reflections or corresponding neighbouring master
The position at mirror 330 center, so that driver can obtain the more preferable visual field.Additionally, such structure also helps and reduces further
Primary mirror 330 size.
Further, in an embodiment of the present invention, primary mirror 330 is concave mirror, the first secondary mirror 311 and the second secondary mirror
321 are respectively any one in plane mirror, concave mirror and convex reflecting mirror.Wherein first secondary mirror 311 and
Two secondary mirrors 321 can design needs according to actual optimization and be selected accordingly, in conjunction with shown in Fig. 1 to Fig. 4, first in the present embodiment
Secondary mirror 311, the second secondary mirror 321 use convex reflecting mirror.
In an embodiment of the present invention, primary mirror 330, the first secondary mirror 311, the second secondary mirror 321, is all to amplify void using upright
The optical principle of picture, to produce the virtual image, and is imaged to windshield 400 in large-area mode, has larger visual field
Angle, is conducive to reaching more preferable augmented reality effect.
Concrete in the present embodiment, primary mirror 330 be preferably existing from the recessed non-spherical reflector of axle.So need not keep out the wind
Optical film is set up on glass 400 or particular design is carried out to windshield 400, and utilize primary mirror 330 self structure
Correct the distortion that windshield 400 causes to imaging, be conducive to simplifying further overall structure, improve the compactedness of structure.
Specifically, because the surface of windshield 400 is usually aspheric surface and different in the curvature of zones of different, therefore the
The surface face type of one secondary mirror 311 and the second secondary mirror 321 is preferably also aspheric surface, and the first secondary mirror 311 and the second secondary mirror 321 also enter one
Step preferably has different surface face types, and that is, both are to should have different curvature.So pass through to optimize the surface reflection of reflecting mirror
The problem that when imaging on windshield 400 can preferably be corrected by face type, image is distorted, thus provide two width for user
High-quality low fault image.
Further, in conjunction with shown in Fig. 5 and Fig. 6, in an embodiment of the present invention, the first secondary mirror 311, the second secondary mirror 321
And the effective reflecting surface region of primary mirror 330 is all in irregular tetragon, find through test of many times, such structure can be preferably
The distortion correcting imaging on windshield is it is ensured that imaging clearly.
Further, in an embodiment of the present invention, image generation unit 200 includes two imaging sources, the first image and
Second image is corresponded by two imaging sources (the first imaging source 210 and second imaging source 220) respectively and produces.Such structure
Can make there is more flexible arrangement side between the first imaging source 210, the second imaging source 220 and the first secondary mirror 311, the second secondary mirror 321
Formula, for example, in practical application, the first imaging source 210 and the second imaging source 220 and the first secondary mirror 311 and the second secondary mirror 321 can
To be to be in interlaced corresponding distribution or the corresponding distribution in mutual parallel type as shown in Figure 3 as shown in Figures 1 and 2.
In conjunction with shown in Fig. 4, in an embodiment of the present invention it is more preferred to image generation unit 200 includes an one-tenth
Image source, the first image and the second image are produced by the zones of different of same imaging source, to simplify image generation unit 200 further
Complexity, and then reduce associated production cost.
If additionally, the purpose that multizone shows need to be reached, can set up accordingly imaging source or imaging source imaging region and
Secondary mirror.
In an embodiment of the present invention, imaging source is existing LCDs, papery display, or is digital projection
Instrument or Lcos micro-projector project imaging on imaging film.
As shown in fig. 7, the embodiment of the present invention additionally provides a kind of vehicle, including car body 600, the master in car body 600
Control platform 700 and windshield 400, also include above-mentioned head-up display device 100, head-up display device 100 is under key station 700
Side, windshield 400 is as the image display cell using cooperatively with head-up display device 100.
The vehicle of the embodiment of the present invention, by arranging above-mentioned head-up display device 100, can provide bigger for driver
The angle of visual field, improves comfort level and safety, driver and the head-up display device that driver in driving conditions checks relevant information
Preferably actual interaction effect can be reached between information shown by 100, can preferably avoid traffic safety accident.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Any modification, equivalent and improvement of being made within principle etc., should be included within the scope of the present invention.
Claims (10)
1. head-up display device, cooperation one image display cell using it is characterised in that：Including image generation unit and located at institute
State the image projecting unit between image generation unit and described image display cell, described image generation unit at least can produce
Represent the first light beam of the first image and the second light beam representing the second image；Described image projecting unit at least includes the first light
Learn module and the second optical module, described first light beam is reflected and expands formation the first emergent light by described first optical module
Bundle, described second light beam is reflected and expands formation the second outgoing beam, described first optical module by described second optical module
It is constructed such that described first outgoing beam and described second outgoing beam deviate from each other in angle with described second optical module,
Thus corresponding be projected to nonoverlapping first virtual image picture and the imaging of the second virtual image picture on described image display cell
The visual field of user.
2. head-up display device as claimed in claim 1 it is characterised in that：Described first optical module and described second optics
Module all includes secondary reflecting part and principal reflection portion to carry out two secondary reflections to described first light beam accordingly and described second light beam
And expand.
3. head-up display device as claimed in claim 2 it is characterised in that：The secondary reflecting part of described first optical module is by
One secondary mirror provides, and the secondary reflecting part of described second optical module is provided by the second secondary mirror, the principal reflection of described first optical module
The principal reflection portion of portion and described second optical module is provided by same primary mirror.
4. head-up display device as claimed in claim 3 it is characterised in that：Described first secondary mirror is relative with described second secondary mirror
In described primary mirror in locus distribution from top to bottom, and reflect successively and expand through described second secondary mirror and described primary mirror
Formed described second outgoing beam shooting angle be more than reflect successively and expand shape through described first secondary mirror and described primary mirror
The shooting angle of described first outgoing beam becoming.
5. head-up display device as claimed in claim 3 it is characterised in that：Described first secondary mirror and described second secondary mirror are each other
It is disposed adjacent, and described first secondary mirror and the second secondary mirror are in asymmetric distribution with respect to described primary mirror.
6. head-up display device as claimed in claim 3 it is characterised in that：In the light beam of at least described second secondary mirror reflection
The center of the corresponding described primary mirror of heart light or the position at corresponding neighbouring described primary mirror center.
7. head-up display device as claimed in claim 3 it is characterised in that：Described primary mirror is concave mirror, described first
Any one in secondary mirror and described second secondary mirror respectively plane mirror, concave mirror and convex reflecting mirror；Described
Primary mirror is non-spherical reflector recessed from axle；Described first secondary mirror and described second secondary mirror have different surface face types.
8. head-up display device as claimed in claim 3 it is characterised in that：Described first secondary mirror, described second secondary mirror and institute
The effective reflecting surface region stating primary mirror is all in irregular tetragon.
9. the double head-up display devices as described in one of claim 1 to 8 it is characterised in that：Described image generation unit includes
One imaging source, described first image and described second image are produced by the zones of different of same described imaging source；Or it is described
Image generation unit includes two imaging sources, and described first image and described second image are respectively by two described imaging sources one by one
Corresponding generation.
10. vehicle, including car body, the key station in described car body and windshield it is characterised in that：Also including right will
Seek the head-up display device described in any one in 1 to 9, described head-up display device below described key station, described gear
Wind glass is as the described image display cell coordinating with described head-up display device.
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