CN108663807A - Head-up display optical system and device and its imaging method - Google Patents
Head-up display optical system and device and its imaging method Download PDFInfo
- Publication number
- CN108663807A CN108663807A CN201710208846.8A CN201710208846A CN108663807A CN 108663807 A CN108663807 A CN 108663807A CN 201710208846 A CN201710208846 A CN 201710208846A CN 108663807 A CN108663807 A CN 108663807A
- Authority
- CN
- China
- Prior art keywords
- speculum
- head
- virtual image
- generation unit
- imaging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
- G02B30/35—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers using reflective optical elements in the optical path between the images and the observer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
One head-up display optical system and device and its imaging method, wherein the head-up display optical system includes：At least two image generation units；At least two speculums, wherein each described image generation unit and at least one speculum coordinate projection imaging light to each one virtual image of self-forming of a light receiving surface, each virtual image matches, so that user perceives the three-dimensional imaging to form the imaging of each virtual image and be formed by the virtual image.
Description
Technical field
The present invention relates to the car-mounted devices of motor vehicles, further, are related to a head-up display that can carry out three-dimensional imaging
Optical system and head-up display (Head-Up Display, HUD) and its imaging method.
Background technology
Head-up display or head up display HUD are the principles using optical reflection, will travel or fly on automobile or aircraft
Capable relevent information is incident upon above a glass so that shown for the content on the instrument board of lower position on vehicle or aircraft
In higher position, so that driver can see ... without looking down all various required security information (such as vehicles
Speed, engine RPM, temperature and amount of fuel), bowing and ignoring the quick variation of environment and eyes focal length between coming back needs
Constantly to adjust delay and the discomfort of generation.
The HUD of early stage is mainly used for aircraft, and in recent years, with continuous development and universal, the head-up display of automobile
More it is applied to automobile.
But for existing head-up display, it is based on its basic image-forming principle, the image of display is all plane, or
Person say user viewing when, it is seen that be plane effect.And the aspect felt from the vision of people, it is well known that logical
The impression that ordinary persons form flat image is shallower, and the impression formed for stereopsis is deeper.Such as same mountains and rivers
Scene, shooting are obviously more much smaller than providing the effect that true stereoscopic views obtain at the display effect of flat image.
This natural reaction natural derived from brain is difficult to change, that is to say, that on the one hand, people are easier to understand solid
Image, on the other hand, people are bad at that flat image is accurately reduced to stereo-picture.Based on these fundamental causes, from whole
For body, it is desirable to user the content of display is obtained it is more deep and close to true impression, three-dimensional imaging it is better, and
For this point, existing head-up display is irrealizable.
The appearance of traditional HUD is to be able to that driver need not go to bow just it can be seen that some inquisitive letters
Breath still, other than safe driving, as road traffic becomes increasingly complex, helps people in order to ensure the safety of traveling
More convenient, correct form, it is also that HUD needs the function of realizing, but shows speed on current HUD that reduction, which goes a long way unnecessarily,
One category information of speed or simple route guidance, can not solve these problems.For most people, unfamiliar
Route or
It is easy to appear the moods of anxiety in the case of traffic congestion, and in this case only according to plane prompt
Navigation traveling, it is easy to go to the wrong way or miss crossing, addition is to travel on a highway at this time, and missing a crossing can energy band
Much to bother.How to allow driver quickly, information is correctly received, this is HUD problems to be solved.
Invention content
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, are being imaged
During, at least two sets of light paths are formed, at least two virtual images are formed, and each virtual image cooperates so that in a certain range may be used
It is imaged with virtual three-dimensional, to improve attention rate of the driver to display content.
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, wherein described
Head-up display includes at least two image generation units and at least two speculums, each speculum and the imaging unit
Each to form an imaging optical path, each imaging optical path is mutual indepedent.
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, wherein one is anti-
It is compound free-form curved mirror to penetrate mirror, to which two sets of light paths share at least described compound free-form curved mirror, to reduce two sets of light paths
Shared volume.
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, wherein described
Speculum is free-form curved mirror so that the virtual three-dimensional imaging zooms in or out.
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, wherein two sets
Light path forms the two closely located virtual images, and the similar virtual image complements each other to form three-dimensional imaging.
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, wherein two sets
Light path forms the nearlyr virtual image of distance and a distance virtual image farther out, two complemented each other to form apart from the larger virtual image of difference it is vertical
Body is imaged, and has better Deep Canvas.
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, wherein virtually
Three-dimensional imaging and actual environment are combined, and the driving shape of driver is more accurately instructed by virtual stereo image information
Condition.
It is an object of the present invention to provide a head-up display optical systems and device and its imaging method, wherein passing through
Form at least two virtual images so that two need to be in scheduled position, to the splicing of the virtual image, to realize that virtual three-dimensional is imaged
Effect, eye-observation to three-dimensional imaging within a predetermined range.
In order to realize that the above at least purpose, an aspect of of the present present invention provide a head-up display optical system comprising：Extremely
Few two image generation units；At least two speculums, wherein each described image generation unit and at least one speculum cooperation
Projection imaging light is to each one virtual image of self-forming of a light receiving surface, and each virtual image matches, so that user perceives to be formed
The imaging of each virtual image and the three-dimensional imaging formed by the virtual image.
According to some embodiments, the head-up display optical system, wherein the head-up display optical system includes two
Image generation unit, respectively one first image generation unit and one second image generation unit, one first speculum and one
Two-mirror, wherein described first image generation unit and first speculum cooperatively form one first virtual image, and described second
Image generation unit and first speculum and second speculum cooperatively form second virtual image.
According to some embodiments, the head-up display optical system, wherein first speculum is compound freely bent
Face speculum.
According to some embodiments, the head-up display optical system, wherein second speculum is single free form surface
Speculum.
According to some embodiments, the head-up display optical system, wherein second speculum is compound freely bent
Face speculum.
According to some embodiments, the head-up display optical system, wherein the head-up display optical system includes three
Image generation unit, respectively one first image generation unit, one second image generation unit, a third image generation unit,
And including three speculums, respectively one first speculum, one second speculum and a third speculum, wherein first figure
As generation unit and first speculum cooperatively form one first virtual image, second image generation unit and described first anti-
It penetrates mirror and second speculum cooperatively forms second virtual image, the third image generation unit and second reflection
Mirror and the third speculum cooperatively form the third virtual image.
According to some embodiments, the head-up display optical system, wherein first speculum and described second is instead
It is compound free-form surface mirror to penetrate mirror.
According to some embodiments, the head-up display optical system, wherein the third speculum is single free form surface
Speculum.
According to some embodiments, the head-up display optical system, wherein the third speculum is compound freely bent
Face speculum.
According to some embodiments, the head-up display optical system, wherein the position of each virtual image is close.
According to some embodiments, the head-up display optical system, wherein the position difference of each virtual image is farther out.
Another aspect of the present invention provides head-up display imaging method comprising following steps：
At least two speculums are set；With
Setting at least imaging, wherein each imaging and at least one speculum match the reflection imaging
To a light receiving surface, and the imaging is reflected by the light receiving surface；
The imaging forms at least two virtual images by the light receiving surface, and each virtual image cooperates, and is formed
The three-dimensional imaging that can be perceived.
According to some embodiments, the head-up display imaging method, including two image generation units are arranged, respectively
For one first image generation unit and one second image generation unit, one first speculum and one second speculum, wherein described
First image generation unit and first speculum cooperatively form one first virtual image, second image generation unit and described
First speculum and second speculum cooperatively form second virtual image, and described image generation unit provides the imaging
Light.
According to some embodiments, the head-up display imaging method, wherein first speculum is compound freely bent
Face speculum.
According to some embodiments, the head-up display imaging method, wherein second speculum is single free form surface
Speculum.
According to some embodiments, the head-up display imaging method, wherein second speculum is compound freely bent
Face speculum.
According to some embodiments, the head-up display imaging method, including three image generation units are arranged, respectively
For one first image generation unit, one second image generation unit, a third image generation unit, and including three reflection of setting
Mirror, respectively one first speculum, one second speculum and a third speculum, wherein described first image generation unit and institute
It states the first speculum and cooperatively forms one first virtual image, second image generation unit and first speculum and described
Two-mirror cooperatively forms second virtual image, the third image generation unit and second speculum and the third
Speculum cooperatively forms the third virtual image, and described image generation unit provides the imaging.
According to some embodiments, the head-up display imaging method, wherein first speculum and described second is instead
It is compound free-form surface mirror to penetrate mirror.
According to some embodiments, the head-up display imaging method, wherein the third speculum is single free form surface
Speculum.
According to some embodiments, the head-up display imaging method, wherein the third speculum is compound freely bent
Face speculum.
According to some embodiments, the head-up display imaging method, wherein the position of each virtual image is close.
According to some embodiments, the head-up display imaging method, wherein the position difference of each virtual image is farther out.
Another aspect of the present invention provides a head-up display, wherein the head-up display is according to the head-up
Display optical system carries out three-dimensional imaging.
Another aspect of the present invention provides a head-up display imaging method, wherein by the formation of at least two sets light paths at least at
Image distance is matched from the similar virtual image, each virtual image so that user perceive the imaging to form each virtual image and
The three-dimensional imaging formed by the virtual image.
According to some embodiments, the head-up display imaging method, wherein the optical imaging system formed it is described
The virtual image.
Another aspect of the present invention provides a head-up display imaging method, wherein forming at least two by least two sets of light paths
The virtual image of image-forming range farther out, each virtual image match so that user perceive to be formed the imaging of each virtual image with
And the three-dimensional imaging formed by the virtual image.
Description of the drawings
Fig. 1 is projecting light path's schematic diagram of the head-up display optical system of first preferred embodiment according to the present invention.
Fig. 2 is that the head-up display optical system of first preferred embodiment according to the present invention unifies variant embodiment.
Fig. 3 is projecting light path's schematic diagram of the head-up display optical system of second preferred embodiment according to the present invention.
Fig. 4 is the application schematic diagram of the head-up display optical system of above preferred embodiment according to the present invention.
Fig. 5 is the another application schematic diagram of the head-up display optical system of above preferred embodiment according to the present invention
Specific implementation mode
It is described below for disclosing the present invention so that those skilled in the art can realize the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It defines in the following description
The present invention basic principle can be applied to other embodiments, deformation scheme, improvement project, equivalent program and do not carry on the back
Other technologies scheme from the spirit and scope of the present invention.
It will be understood by those skilled in the art that the present invention exposure in, term " longitudinal direction ", " transverse direction ", "upper",
The orientation or position of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside"
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, rather than
Indicate or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore above-mentioned
Term is not considered as limiting the invention.
In recent years, head-up display was applied to car steering more and more widely, and head-up display is to a certain extent
Safe driving can be improved, the driving efficiency of driver is improved.The basic image-forming principle that may be based on traditional head-up display, drives
The person of sailing sees being only a flat image.And the impression that is formed for flat image of people and reaction speed are all relatively
Slowly, so that the suggesting effect of head-up display weakens.And according to the present invention, a head-up display optical system is provided, profit
With the visual effect of human eye so that eye-observation to virtual three-dimensional imaging, to enhance the display effect of head-up display image,
More intuitively prompt driver；Further, the head-up display optical system passes through at least two sets of light paths in imaging
The mode for the visual observation effect that the virtual image for being respectively formed at least two virtual images, and being formed can simulate personnel coordinates, from
And when so that human eye is observed in preset bearing, it is seen that virtual three-dimensional imaging, that is to say, that pass through planar virtual image vertical
The mode of body is presented, and to enhance the display effect of image, has been protruded display content and has been formed by impression for driver,
Further, the imaging optical path of each virtual image is mutual indepedent, so that will not be mutual during each self-forming virtual image
Interference；Further, the head-up display optical system is respectively formed at least two by least two imaging units and to two speculums
The imaging optical path, each speculum is free-form curved mirror, so that each curved mirror, which cooperates, realizes putting for image
Big or diminution；Further, head-up display optical system institute is combined with actual scene at being the three-dimensional imaging, realization
Augmented reality；Further, the present invention provides head-up display Guangxi's system, and the head-up display optical system includes at least two figures
As generation unit and at least two speculums, each described image generation unit generation at least two groups imaging is projected to each described respectively
Speculum, each speculum reflects each imaging to a light receiving surface, and makes each imaging by the light
Line receiving plane reflects, so that user perceives two groups of imagings of the light receiving surface reflection and two groups of imagings pass through
The three-dimensional imaging that at least two virtual images that light receiving surface is formed are formed.
Further, each imaging forms the virtual image and cooperates, so that when user perceives the virtual image, sees
To three-dimensional imaging, rather than planar imaging.
Further, in some embodiments, each imaging can form at least two closely located at least two virtual images,
So that each virtual image connects, a three-dimensional imaging is formed.
Further, in some embodiments, each imaging light can form the virtual image of at least two distances farther out so that each institute
The front and back supplement of the virtual image is stated, a three-dimensional imaging is formed.
As shown in Figure 1, being the head-up display optical system 10 of first preferred embodiment according to the present invention.The head-up
Display optical system 10 includes at least two image generation units 12 and at least two speculums 11, wherein each described image generation unit
12 images to be displayed 120 generated can be displayed magnified by wherein at least one speculum 11 in a light receiving surface 22
Front and form a virtual image 21, and each virtual image 21 matches, and forms a three-dimensional imaging 24.That is, described wait showing
Diagram as 120 after the head-up display optical system 10 effect, user see in scheduled angular field of view it is three-dimensional at
Picture 24, rather than planar imaging.Herein, described image generation unit 12 provides imaging 23 so that the image to be displayed
120 are projected.
The light receiving surface 22 is implemented as a windshield here.It is noted that the light connects
Receipts face 22 can also be implemented as other independent receiving planes, such as transparency glass plate.
Specifically, in this embodiment in accordance with the invention, the head-up display optical system 10 includes that two images generate list
Member 12, is one first image generation unit 121 and one second image generation unit 122, described first image generation unit respectively
121 form one first virtual image 211, and second image generation unit 122 forms one second virtual image 212.First virtual image 211
The three-dimensional imaging 24 is complemented each other to form with second virtual image 212.
Further, the head-up display optical system 10 includes one first speculum 111 and one second speculum 112, institute
It states the first image generation unit 121 and first speculum 111 cooperatively forms first virtual image 211, second image
Generation unit 122 and first speculum 111 and second speculum 112 match to form second virtual image 212.
First speculum 111 and second speculum 112 are free-form curved mirror, so that the figure to be shown
It is exaggerated or minimized after the effect of the free-form curved mirror as 120.
More specifically, in inventing this implementation, first speculum 111 has one first reflecting surface 1111 and one the
Two reflectings surface 1112, second speculum 112 have a reflecting surface 1121.Described first image generation unit 121 and institute
First reflecting surface 1111 for stating the first speculum 111 is corresponding, forms first virtual image 211.That is, described
First group of imaging 231 of one image generation unit 121 projection passes through first reflecting surface of first speculum 111
1111 reflex to the light receiving surface 22, and the visual range of user is then reflected by the light receiving surface 22, and
Reflected light reverse extending forms first virtual image 211.
Second reflecting surface 1112 of second image generation unit 122 and first speculum 111 is corresponding,
And first reflecting surface of second reflecting surface 1112 and second speculum 112 of first speculum 111
1121 is corresponding, so that second group of imaging 232 that described first image generation unit 121 projects is projected to described first instead
Second reflecting surface 1112 of mirror 111 is penetrated, and second speculum 112 is reflexed to by second reflecting surface 1112
First reflecting surface 1121, and then it is projected to the light receiving surface 22 by the reflection of second reflecting surface 1121, after
And the visual range of user is reflected and entered by the light receiving surface 22, and reflected light reverse extending forms one second virtual image
212.First virtual image 211 and second virtual image 212 that first group of imaging 231 is formed cooperate so that make
User perceives three-dimensional imaging 24 by reflected light line.
Further, in this embodiment in accordance with the invention, the position of first virtual image 211 and second virtual image 212
It is mutually adjacent, so that first virtual image 211 and second virtual image 212 mutually splicing ground cooperation, described in being formed
Three-dimensional imaging 24.For example, the projector distance of first virtual image 211 is L1, the projector distance of second virtual image 212 is L2,
Then in 24 mode of the three-dimensional imaging of this embodiment, the projector distance L1 of first virtual image 211 is approached within a predetermined range
Or the projector distance L2 equal to the virtual image.
It is noted that from image-forming principle, first group of imaging 231 and second group of imaging 232 divide
Two virtual images are formed after not being projected, but are based on human eye vision principle, due to first virtual image 211 and second virtual image
212 cooperation, what user saw is not independent first virtual image 211 and second virtual image 212, but by described
First virtual image 211 and second virtual image 212 match the three-dimensional imaging 24 to be formed.That is, first virtual image, 211 He
Second virtual image 212 is planar virtual image, and the three-dimensional imaging 24 is stereo virtual, and is the void based on human eye vision effect
Picture.
First reflecting surface 1111 and second reflecting surface 1112 of first speculum 111 are free form surface,
And first reflecting surface 1111 and second reflecting surface 1112 are opposite and set, that is to say, that first speculum 111 is
Compound free-form surface mirror.First reflection, 1121 faces of second speculum 112 are free form surface, and without the
Two reflectings surface, therefore second speculum 112 is single free-form curved mirror.Certainly, second speculum 112 may be multiple
Free form surface is closed, only second reflecting surface 1122 of second speculum 112 need not carry out light reflection.
As shown in Fig. 2, being the deformation reality of the head-up display optical system 10 of first preferred embodiment according to the present invention
Apply mode.In this embodiment, the head-up display optical system 10 includes three image generation units 12 and three speculums
11.Three image generation unit 12 and each speculum 11 match to form at least three virtual images 21, each 21 phase of the virtual image
Cooperation allows user to perceive a three-dimensional imaging 24.
In this embodiment in accordance with the invention, the head-up display optical system 10 includes three image generation units 12, point
It is not one first image generation unit 121, one second image generation unit 122 and a third image generation unit 123, described
One image generation unit 121 forms one first virtual image 211, and second image generation unit 122 forms one second virtual image 212,
The third image generation unit 123 forms a third virtual image 213.First virtual image 211, second virtual image 212 and
The third virtual image 213 complements each other to form the three-dimensional imaging 24.
Further, the head-up display optical system 10 includes one first speculum 111, one second speculum 112 and one
Third speculum 113, described first image generation unit 121 and first speculum 111 cooperatively form first virtual image
211, second image generation unit 122 and first speculum 111 and second speculum 112 match to be formed
Second virtual image 212, the third image generation unit 123 and second speculum 112 and the third speculum
113 match to form the third virtual image 213.
First speculum 111, second speculum 112 and the third speculum 113 are free-form curved mirror,
So that the image to be displayed 120 is exaggerated or minimized after the effect of the free-form curved mirror.
More specifically, in inventing this implementation, first speculum 111 has one first reflecting surface 1111 and one the
Two reflectings surface 1112, second speculum 112 have one first reflecting surface 1121 and one second reflecting surface 1122, the third
Speculum 113 has one first reflecting surface 1131.
First reflecting surface 1111 of described first image generation unit 121 and first speculum 111 is corresponding,
Form first virtual image 211.That is, first group of imaging 231 that described first image generation unit 121 projects passes through
First reflecting surface 1111 of first speculum 111 reflexes to the light receiving surface 22, is then connect by the light
Receipts face 22 is reflected into the visual range of user, and reflected light reverse extending forms first virtual image 211.
Second reflecting surface 1112 of second image generation unit 122 and first speculum 111 is corresponding,
And first reflecting surface of second reflecting surface 1112 and second speculum 112 of first speculum 111
1121 is corresponding, so that second group of imaging 232 of second image generation unit 122 projection is projected to described first instead
Second reflecting surface 1112 of mirror 111 is penetrated, and second speculum 112 is reflexed to by second reflecting surface 1112
First reflecting surface 1121, and then it is projected to the light receiving surface 22 by the reflection of second reflecting surface 1121, after
And the visual range of user is reflected and entered by the light receiving surface 22, and reflected light reverse extending forms one second virtual image
212。
Second reflecting surface 1122 of the third image generation unit 123 and second speculum 112 is corresponding,
And first reflecting surface of second reflecting surface 1111 and the third speculum 113 of second speculum 112
1131 is corresponding, so that the third group imaging 233 of the third image generation unit 123 projection is projected to described second instead
Second reflecting surface 1122 of mirror 112 is penetrated, and the third speculum 113 is reflexed to by second reflecting surface 1122
First reflecting surface 1131, and then it is projected to the light receiving surface 22 by the reflection of first reflecting surface 1131, after
And the visual range of user is reflected and entered by the light receiving surface 22, and reflected light reverse extending forms a third virtual image
213.First virtual image 211, second virtual image 212 and the third virtual image 213 cooperate so that user passes through
Reflected light line perceives three-dimensional imaging 24.
Further, in this embodiment in accordance with the invention, first virtual image 211, second virtual image 212 and described
The position of the third virtual image 213 is mutually adjacent, so that first virtual image 211, second virtual image 212 and the third
The mutually splicing ground cooperation of the virtual image 213, to form the three-dimensional imaging 24.For example, the projector distance of first virtual image 211 is
The projector distance of L1, second virtual image 212 are L2, and the projector distance of the third virtual image is L3, then in this embodiment
In 24 mode of three-dimensional imaging, the projector distance L1 of first virtual image 211, second virtual image 212 projector distance L2 and
The projector distance L3 of the third virtual image 213 is approached or equal within a predetermined range.
It is noted that from image-forming principle, first group of imaging 231, second group of imaging 232 and
The third group imaging 233 forms three virtual images 23 after being projected respectively, but is based on human eye vision principle, due to described first
The cooperation of the virtual image 211, second virtual image 212 and the third virtual image 213, what user saw is not independent described
First virtual image 211, second virtual image 212 and the third virtual image 213, but by first virtual image 211, described second
The virtual image 212 and the third virtual image 213 match the three-dimensional imaging 24 to be formed.
First reflecting surface 1111 and second reflecting surface 1112 of first speculum 111 are free form surface,
And first reflecting surface 1111 and second reflecting surface 1112 are opposite and set, that is to say, that first speculum 111 is
Compound free-form surface mirror.First reflecting surface 1121 and second reflecting surface 1122 of second speculum 112
For free form surface, and first reflecting surface 1121 and second reflecting surface 1122 are opposite and set, that is to say, that described second
Speculum 112 is compound free-form surface mirror.First reflecting surface 1121 of the third speculum 113 is freely bent
Face, and do not have the second reflecting surface 1122, therefore the third speculum 113 is single free-form curved mirror.Certainly, the third is anti-
Mirror 113 or compound free form surface are penetrated, only second reflecting surface 1132 of the third speculum 113 need not be into
Row light reflects.
In the above-described embodiment, three-dimensional imaging is formed in a manner of forming two and three virtual images respectively, existed certainly
In specific implementation process, the virtual image can be formed, is illustrative only here, the original that three-dimensional imaging 24 is formed in the present invention
Reason is not limitation.
As shown in figure 3, being the head-up display optical system 10 according to second preferred embodiment of the invention.The head-up is aobvious
Show that optical system 10 includes at least two image generation units 12 and at least two speculums 11, wherein each described image generation unit 12
The image to be displayed 120 of generation can be by wherein at least one speculum be displayed magnified in front of a light receiving surface
A virtual image 21 is formed, and each virtual image matches, forms a three-dimensional imaging 24.That is, the image to be displayed 120
After the head-up display optical system 10 effect, user sees three-dimensional imaging 24 in scheduled angular field of view, without
It is planar imaging.Herein, described image generation unit 12 provides imaging 23 so that the image to be displayed 120 is projected.
The light receiving surface is implemented as a windshield 22 here.It is noted that the light connects
Receipts face 22 can also be implemented as other independent receiving planes, such as transparency glass plate.
Specifically, in this embodiment in accordance with the invention, the head-up display optical system 10 includes that two images generate list
Member 12, is one first image generation unit 121 and one second image generation unit 122, described first image generation unit respectively
121 form one first virtual image 211, and second image generation unit 122 forms one second virtual image 212.First virtual image 211
The three-dimensional imaging 24 is complemented each other to form with second virtual image 212.First virtual image 211 and with second virtual image
There is preset distance between 212.
Further, the head-up display optical system 10 includes one first speculum 111 and one second speculum 112, institute
It states the first image generation unit 121 and first speculum 111 cooperatively forms first virtual image 211, second image
Generation unit 122 and first speculum 111 and second speculum 112 match to form second virtual image 212.
First speculum 111 and second speculum 112 are free-form curved mirror, so that the figure to be shown
It is exaggerated or minimized after the effect of the free-form curved mirror as 120.
More specifically, in inventing this implementation, first speculum 111 has one first reflecting surface 111 and one the
Two reflectings surface 1112, second speculum 112 have a reflecting surface 1121.Described first image generation unit 121 and institute
First reflecting surface 1111 for stating the first speculum 111 is corresponding, forms first virtual image 211.That is, described
First group of imaging 231 of one image generation unit 121 projection passes through first reflecting surface of first speculum 111
1111 reflex to the light receiving surface 22, and the visual range of user is then reflected by the light receiving surface 22, and
Reflected light reverse extending forms first virtual image 211.
Second reflecting surface 1112 of second image generation unit 122 and first speculum 111 is corresponding,
And first reflecting surface of second reflecting surface 1112 and second speculum 112 of first speculum 111
1121 is corresponding, so that second group of imaging 232 that described first image generation unit 121 projects is projected to described first instead
Second reflecting surface 1112 of mirror 111 is penetrated, and second speculum 112 is reflexed to by second reflecting surface 1112
First reflecting surface 1121, and then it is projected to the light receiving surface 22 by the reflection of second reflecting surface 1121, after
And the visual range of user is reflected and entered by the light receiving surface 22, and reflected light reverse extending forms one second virtual image
212.First virtual image 211 and second virtual image 212 that first group of imaging 231 is formed cooperate so that make
User perceives three-dimensional imaging 24 by reflected light line.
Further, in this embodiment in accordance with the invention, the position of first virtual image 211 and second virtual image 212
Distance farther out so that first virtual image 211 and second virtual image 212 are cooperated in a manner of front and back, to shape
At the three-dimensional imaging 24.For example, the projector distance of first virtual image 211 is L1, the projector distance of second virtual image 212
For L2, then in 24 mode of the three-dimensional imaging of this embodiment, the projector distance L1 of first virtual image 211 and the virtual image
Projector distance L2 is of different sizes, in this embodiment, L1<L2.
It is noted that from image-forming principle, first group of imaging 231 and second group of imaging 232 divide
Two virtual images are formed after not being projected, but are based on human eye vision principle, due to first virtual image 211 and second virtual image
212 cooperation, what user saw is not independent first virtual image 211 and second virtual image 212, but by described
First virtual image 211 and second virtual image 212 match the three-dimensional imaging 24 to be formed.That is, first virtual image, 211 He
Second virtual image 212 is planar virtual image, and the three-dimensional imaging 24 is stereo virtual, and is the void based on human eye vision effect
Picture.
First reflecting surface 1111 and second reflecting surface 1112 of first speculum 111 are free form surface,
And first reflecting surface 1111 and second reflecting surface 1112 are opposite and set, that is to say, that first speculum 111 is
Compound free-form surface mirror.First reflecting surface 1121 of second speculum 112 is free form surface, and without the
Two reflectings surface 1122, therefore second speculum 112 is single free-form curved mirror.Certainly, second speculum 112 can also
For compound free form surface, only second reflecting surface 1122 of second speculum 112 need not carry out light reflection.
The different light paths that above-mentioned one embodiment and second embodiment are respectively formed, to form the void of different location
Picture, for example closely located or distance is farther out, it can be by adjusting first speculum 111, second speculum 112
And/or the third speculum 113 angle and position realize.
Above preferred embodiment according to the present invention, the head-up display optical system 10 can be applied to vehicle-mounted system
System, for example be applied to auto navigation, so that user can see three-dimensional navigation information, prompting that can be more obvious
User improves the user and thinks attention rate to display information, to improve drive safety and correctness, reduces the time
Waste.
Further, according to embodiments of the present invention, the image to be displayed can be combined with actual information, so that aobvious
Show and be more nearly really, and prompts effect more obvious.
Citing ground, with reference to Fig. 4, when the image to be displayed 120 is navigation information, and when user's traveling that drives a car exists
On highway, navigation information prompt needs at next crossing, and the head-up display optical system 10 is corresponding at this time
The three-dimensional left-hand rotation arrow 24 of display one on left turn lane, and near big and far smaller transparent effect is presented, to which more obvious ground body carries
Awake user turns left in time, in order to avoid miss this crossing and waste time.
Citing ground, in another application scenarios, with reference to Fig. 5, the image to be displayed 120 is navigation information, works as use
Person drive a car traveling vehicle flowrate it is larger be on road when, image to be displayed display drives vehicle and front vehicles
Distance, with ensure user can safe driving, further, spacing information 24 is combined with actual environment, such as and traveling
Road and front vehicles so that user is more intuitive, is apparent from spacing information, and intuitively experiences the change of spacing
Change, thereby may be ensured that safe driving.
It should be understood by those skilled in the art that the embodiment of the present invention shown in foregoing description and attached drawing is only used as illustrating
And it is not intended to limit the present invention.The purpose of the present invention has been fully and effectively achieved.The function and structural principle of the present invention exists
It shows and illustrates in embodiment, under without departing from the principle, embodiments of the present invention can have any deformation or modification.
Claims (27)
1. a head-up display optical system, which is characterized in that including：
At least two image generation units；With
At least two speculums, wherein each described image generation unit and at least one speculum coordinate projection imaging light to a light
Each one virtual image of self-forming of line receiving plane, each virtual image matches, so that user perceives the imaging to form each virtual image
Light and the three-dimensional imaging formed by the virtual image.
2. head-up display optical system according to claim 1, wherein the head-up display optical system includes two images
Generation unit, respectively one first image generation unit and one second image generation unit, one first speculum and one second is instead
Mirror is penetrated, wherein described first image generation unit and first speculum cooperatively forms one first virtual image, second image
Generation unit and first speculum and second speculum cooperatively form second virtual image.
3. head-up display optical system according to claim 2, wherein first speculum is that compound free form surface is anti-
Penetrate mirror.
4. head-up display optical system according to claim 2 reflects wherein second speculum is single free form surface
Mirror.
5. head-up display optical system according to claim 2, wherein second speculum is that compound free form surface is anti-
Penetrate mirror.
6. head-up display optical system according to claim 1, wherein the head-up display optical system includes three images
Generation unit, respectively one first image generation unit, one second image generation unit, a third image generation unit, and
Including three speculums, the life of respectively one first speculum, one second speculum and a third speculum, wherein described first image
One first virtual image, second image generation unit and first speculum are cooperatively formed at unit and first speculum
And second speculum cooperatively form second virtual image, the third image generation unit and second speculum with
And the third speculum cooperatively forms the third virtual image.
7. head-up display optical system according to claim 6, wherein first speculum and second speculum
For compound free-form surface mirror.
8. head-up display optical system according to claim 6 reflects wherein the third speculum is single free form surface
Mirror.
9. head-up display optical system according to claim 6, wherein the third speculum is that compound free form surface is anti-
Penetrate mirror.
10. according to any head-up display optical system of claim 1 to 9, wherein the position of each virtual image is close.
11. according to any head-up display optical system of claim 1 to 9, wherein the position difference of each virtual image is farther out.
12. head-up display imaging method, which is characterized in that include the following steps：
At least two speculums are set；With
Setting at least imaging, wherein each imaging and at least one speculum match the reflection imaging to one
Light receiving surface, and the imaging is reflected by the light receiving surface；
The imaging forms at least two virtual images by the light receiving surface, and each virtual image cooperates, and formation can
The three-dimensional imaging being perceived.
13. head-up display imaging method according to claim 12, including two image generation units are arranged, respectively
One first image generation unit and one second image generation unit, one first speculum and one second speculum, wherein described
One image generation unit and first speculum cooperatively form one first virtual image, second image generation unit and described
One speculum and second speculum cooperatively form second virtual image, and described image generation unit provides the imaging
Light.
14. head-up display imaging method according to claim 13, wherein first speculum is compound free form surface
Speculum.
15. head-up display imaging method according to claim 13, wherein second speculum is that single free form surface is anti-
Penetrate mirror.
16. head-up display imaging method according to claim 13, wherein second speculum is compound free form surface
Speculum.
17. head-up display imaging method according to claim 12, including three image generation units are arranged, respectively
One first image generation unit, one second image generation unit, a third image generation unit, and including three reflection of setting
Mirror, respectively one first speculum, one second speculum and a third speculum, wherein described first image generation unit and institute
It states the first speculum and cooperatively forms one first virtual image, second image generation unit and first speculum and described
Two-mirror cooperatively forms second virtual image, the third image generation unit and second speculum and the third
Speculum cooperatively forms the third virtual image, and described image generation unit provides the imaging.
18. head-up display imaging method according to claim 17, wherein first speculum and second reflection
Mirror is compound free-form surface mirror.
19. head-up display imaging method according to claim 17, wherein the third speculum is that single free form surface is anti-
Penetrate mirror.
20. head-up display imaging method according to claim 17, wherein the third speculum is compound free form surface
Speculum.
21. according to any head-up display imaging method of claim 12 to 20, wherein the position of each virtual image connects
Closely.
22. according to any head-up display imaging method of claim 12 to 20, wherein the position difference of each virtual image
Farther out.
23. a head-up display, which is characterized in that the wherein described head-up display is according to any institute of claim 1 to 11
The head-up display optical system stated carries out three-dimensional imaging.
24. a head-up display imaging method, which is characterized in that formed by least two sets of light paths empty similar at least image-forming range
Picture, each virtual image match, so that user perceives the imaging to form each virtual image and formed by the virtual image
Three-dimensional imaging.
25. head-up display imaging method according to claim 24, wherein light according to any one of claims 1 to 11
It learns imaging system and forms the virtual image.
26. a head-up display imaging method, which is characterized in that farther out by least two sets of light paths formation at least two image-forming ranges
The virtual image, each virtual image match, so that user perceives the imaging to form each virtual image and by the virtual image shape
At three-dimensional imaging.
27. head-up display imaging method according to claim 26, wherein light according to any one of claims 1 to 11
It learns imaging system and forms the virtual image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710208846.8A CN108663807B (en) | 2017-03-31 | 2017-03-31 | Head-up display optical system and apparatus and imaging method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710208846.8A CN108663807B (en) | 2017-03-31 | 2017-03-31 | Head-up display optical system and apparatus and imaging method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108663807A true CN108663807A (en) | 2018-10-16 |
| CN108663807B CN108663807B (en) | 2021-06-01 |
Family
ID=63783938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710208846.8A Active CN108663807B (en) | 2017-03-31 | 2017-03-31 | Head-up display optical system and apparatus and imaging method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108663807B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308441A (en) * | 2018-12-12 | 2020-06-19 | 宁波舜宇车载光学技术有限公司 | Laser radar transmitting device and assembling method |
| CN112166370A (en) * | 2019-03-21 | 2021-01-01 | 京东方科技集团股份有限公司 | Integrated imaging display system |
| CN112379524A (en) * | 2020-11-23 | 2021-02-19 | 北京经纬恒润科技股份有限公司 | Image generation structure, display method and device |
| CN112530328A (en) * | 2020-11-30 | 2021-03-19 | 京东方科技集团股份有限公司 | Suspension display device |
| WO2021227654A1 (en) * | 2020-05-15 | 2021-11-18 | 华为技术有限公司 | Head-up display, display method and display system |
| WO2022037703A1 (en) * | 2020-08-21 | 2022-02-24 | 未来（北京）黑科技有限公司 | Multi-layer image display apparatus, head up display, and traffic device |
| CN116184686A (en) * | 2022-05-10 | 2023-05-30 | 华为技术有限公司 | Stereoscopic display device and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048786A (en) * | 2011-10-17 | 2013-04-17 | 财团法人车辆研究测试中心 | Multi-light-path head-up development device |
| CN105283794A (en) * | 2013-06-28 | 2016-01-27 | 爱信艾达株式会社 | Head-up display device |
| CN105334629A (en) * | 2015-12-14 | 2016-02-17 | 天马微电子股份有限公司 | Optical imaging system, three-dimensional display system and vehicle-mounted three-dimensional display system |
| JP2016212338A (en) * | 2015-05-13 | 2016-12-15 | 日本精機株式会社 | Head-up display |
| CN106483664A (en) * | 2016-12-22 | 2017-03-08 | 深圳点石创新科技有限公司 | Head-up display device and the vehicle equipped with this head-up display device |
-
2017
- 2017-03-31 CN CN201710208846.8A patent/CN108663807B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048786A (en) * | 2011-10-17 | 2013-04-17 | 财团法人车辆研究测试中心 | Multi-light-path head-up development device |
| CN105283794A (en) * | 2013-06-28 | 2016-01-27 | 爱信艾达株式会社 | Head-up display device |
| JP2016212338A (en) * | 2015-05-13 | 2016-12-15 | 日本精機株式会社 | Head-up display |
| CN105334629A (en) * | 2015-12-14 | 2016-02-17 | 天马微电子股份有限公司 | Optical imaging system, three-dimensional display system and vehicle-mounted three-dimensional display system |
| CN106483664A (en) * | 2016-12-22 | 2017-03-08 | 深圳点石创新科技有限公司 | Head-up display device and the vehicle equipped with this head-up display device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308441A (en) * | 2018-12-12 | 2020-06-19 | 宁波舜宇车载光学技术有限公司 | Laser radar transmitting device and assembling method |
| CN112166370A (en) * | 2019-03-21 | 2021-01-01 | 京东方科技集团股份有限公司 | Integrated imaging display system |
| CN112166370B (en) * | 2019-03-21 | 2022-08-26 | 京东方科技集团股份有限公司 | Integrated imaging display system |
| WO2021227654A1 (en) * | 2020-05-15 | 2021-11-18 | 华为技术有限公司 | Head-up display, display method and display system |
| WO2022037703A1 (en) * | 2020-08-21 | 2022-02-24 | 未来（北京）黑科技有限公司 | Multi-layer image display apparatus, head up display, and traffic device |
| CN112379524A (en) * | 2020-11-23 | 2021-02-19 | 北京经纬恒润科技股份有限公司 | Image generation structure, display method and device |
| CN112379524B (en) * | 2020-11-23 | 2022-10-21 | 北京经纬恒润科技股份有限公司 | Image generation structure, display method and device |
| CN112530328A (en) * | 2020-11-30 | 2021-03-19 | 京东方科技集团股份有限公司 | Suspension display device |
| CN112530328B (en) * | 2020-11-30 | 2022-12-16 | 京东方科技集团股份有限公司 | Suspension display device |
| CN116184686A (en) * | 2022-05-10 | 2023-05-30 | 华为技术有限公司 | Stereoscopic display device and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108663807B (en) | 2021-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108663807A (en) | Head-up display optical system and device and its imaging method | |
| CN111433067B (en) | Head-up display device and display control method thereof | |
| KR102116783B1 (en) | Three dimentional head-up display for augmented reality at the driver's view point by positioning images on the ground | |
| JP6149543B2 (en) | Head-up display device | |
| JP5723123B2 (en) | Head-up display | |
| WO2015174050A1 (en) | Display device and display method | |
| WO2014174575A1 (en) | Vehicular head-up display device | |
| WO2017138297A1 (en) | Image display device and method for displaying image | |
| JP2017211366A (en) | Mobile body system and information display device | |
| JP2010143520A (en) | On-board display system and display method | |
| US20160325683A1 (en) | Virtual image display device, head-up display system, and vehicle | |
| JP4367212B2 (en) | Virtual image display device and program | |
| CN109462750A (en) | A kind of head-up-display system, information display method, device and medium | |
| CN107284379A (en) | AR optical projection systems and projecting method for vehicle safe driving | |
| US20210263311A1 (en) | Visual Field Display Device for a Motor Vehicle | |
| US10809526B2 (en) | Display system and movable object | |
| US20200355930A1 (en) | Display system, movable object, and design method | |
| JP2021121536A (en) | Control device, image display method, and program | |
| JP2015102603A (en) | Display device for vehicle | |
| JP2007008382A (en) | Device and method for displaying visual information | |
| US20210300183A1 (en) | In-vehicle display apparatus, method for controlling in-vehicle display apparatus, and computer program | |
| JP2018077435A (en) | Virtual image display device | |
| JP2021067909A (en) | Stereoscopic display device and head-up display apparatus | |
| JPH07144578A (en) | On-vehicle stereographic image display device | |
| EP3888966A1 (en) | Vehicle display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |