CN105759436B - Naked eye three-dimensional display system and adjustable refractive index device - Google Patents
Naked eye three-dimensional display system and adjustable refractive index device Download PDFInfo
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- CN105759436B CN105759436B CN201610304920.1A CN201610304920A CN105759436B CN 105759436 B CN105759436 B CN 105759436B CN 201610304920 A CN201610304920 A CN 201610304920A CN 105759436 B CN105759436 B CN 105759436B
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- 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
- G02B30/50—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
- G02B30/56—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels by projecting aerial or floating images
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
Abstract
The invention discloses a kind of naked eye three-dimensional display system and adjustable refractive index device, belong to display technology field.The system includes：Adjustable refractive index device, image device and carrying screen, adjustable refractive index device include penetrating region, and image device is used for the different zones that the image of at least two width association is projected to the penetrating region of adjustable refractive index device respectively simultaneously；Adjustable refractive index device is used for the refractive index by adjusting different zones respectively, is projected with the image for changing the image distance of the image of at least two width association and associating at least two width for changing image distance on carrying screen.The image that the present invention is associated by adjustable refractive index device two width of regulation is incident upon the refractive index of different zones on penetrating region, and to adjust the image distance of the image of two width association, and the image that two width are associated is projected and carried on screen.It is obvious uncoordinated to solve the problems, such as that image that two width in correlation technique associate exists in display, has reached the preferable effect of effect of bore hole 3D display.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of naked eye three-dimensional display system and adjustable refractive index device.
Background technology
Naked eye three-dimensional (English：three-dimensiona；Referred to as：3D) Display Technique is that one kind does not need user to wear 3D
Glasses are just able to observe that the technology of 3D figures.At present, bore hole 3D technology includes：Slit liquid crystal grating technology, column prism
Technology, point to light source technology and Multi-level display (English：multi-layer display；Referred to as：MLD) technology.
There is a kind of naked eye three-dimensional display system for applying MLD technologies in correlation technique, the system includes two pieces of liquid crystals
Show device (English：Liquid Crystal Display；Referred to as：LCD), two pieces of LCD overlap, and show the association of two width
Image (image of association is shown on different image distances can realize stereoeffect), the first LCD in two pieces of LCD have certain saturating
Rate is penetrated, the 2nd LCD is arranged on the first LCD backlight side, and user is located at the first LCD light emission side it can be seen that showing on the first LCD
The image shown and the image shown on second piece of LCD, i.e. user it can be seen that image distance it is different two width association image, then
The impression for observing stereo-picture is produced, realizes bore hole 3D display.
During the present invention is realized, inventor has found that prior art at least has problems with：Shown on 2nd LCD
Image to pass through and can just see that this causes two width that the first LCD and the 2nd LCD are shown with the first LCD of certain transmitance
The brightness of the image of association may be different, and the image of two width association exists obvious uncoordinated in display, and this may reduce naked
The effect of eye 3D display.
The content of the invention
Exist to solve the image of the association of two width in the prior art in display obvious uncoordinated, bore hole may be reduced
The problem of effect of 3D display, the embodiments of the invention provide a kind of naked eye three-dimensional display system and adjustable refractive index device.Institute
It is as follows to state technical scheme：
According to the first aspect of the invention, there is provided a kind of naked eye three-dimensional display system, the system include：
Adjustable refractive index device, image device and carrying screen, the adjustable refractive index device include penetrating region,
Described image device is used to the image of at least two width association projecting the adjustable refractive index device respectively simultaneously
The penetrating region different zones on；
The adjustable refractive index device is used for by adjusting the refractive indexes of the different zones respectively, with described in changing at least
The image distance of the image of two width association simultaneously projects the image for changing at least two width association described in image distance on the carrying screen.
Alternatively, the adjustable refractive index device includes electroluminescent liquid crystal ELC plates, and the penetrating region of the ELC plates is
Liquid crystal layer corresponding region,
The ELC plates can adjust the folding of the different zones by changing the yawing moment of liquid crystal in the liquid crystal layer
Penetrate rate.
Alternatively, the carrying screen is transflection film.
Alternatively, at least two groups of viewing areas are included on described image device, at least two groups of viewing areas are used to divide
Not Xian Shi at least two width association image.
Alternatively, at least two groups of viewing areas include multiple sub-viewing areas,
In sub-viewing areas and second group of viewing area at least two groups of viewing areas in first group of viewing area
Sub-viewing areas be intervally arranged.
Alternatively, the naked eye three-dimensional display system includes at least two ELC plates,
At least two ELC plates overlap on image projecting direction, and described image projecting direction is described image
The direction of the image of at least two width association described in device projection.
Alternatively, described image device is liquid crystal display LCD, DOPS DLP, Organic Light Emitting Diode
One kind in OLED display and liquid crystal on silicon LCOS display.
Alternatively, described image device includes at least two subgraph devices,
The first subgraph device at least two subgraphs device is used to the first image projecting the transmission
In the different zones in region, the second subgraph device is used for the different zones that the second image is projected to the penetrating region,
Described first image and second image are the image associated.
Alternatively, the transflection film is curved surface transflection film.
According to the second aspect of the invention, there is provided a kind of adjustable refractive index device, it is described for naked eye three-dimensional display system
System includes：Adjustable refractive index device, image device and carrying screen, described image device are used for the image for associating at least two width
In the different zones for the penetrating region for projecting the adjustable refractive index device respectively simultaneously,
The adjustable refractive index device includes passing through module, and described pass through includes the penetrating region in module, described
The refractive index of different zones on the penetrating region can be adjusted by crossing module, to change through different zones on the penetrating region
Image image distance.
Alternatively, the module that passes through is ELC plates,
The ELC plates include：Liquid crystal layer between two substrates and formation and described two substrates；
The side of described two substrates towards the liquid crystal layer is provided with transparency electrode；
The transparency electrode on first substrate in described two substrates includes at least two groups of sub- transparency electrodes, and described at least two
Orthographic projection of the sub- transparency electrode of group on the first substrate is respectively with the image that two width associate described at least in first base
Orthographic projection on plate overlaps；
The shape of the transparency electrode and the transparency electrode on the first substrate on second substrate in described two substrates
It is identical, or, the transparency electrode on the second substrate is transparent electrode layer.
Alternatively, any group of sub- transparency electrode on the first substrate array arrangement and with described image device
Subpixel area it is corresponding with preset relation,
The preset relation is：P=n (h*tan a+Sp)；
Wherein, the P be arrangement in any group of sub- transparency electrode between the adjacent sub- transparency electrode of any two away from
From the arrangement distance is equal to the distance between the adjacent sub- transparency electrode center of any two, and the n is the ELC plates
The refractive index of medium between described image device, a are the horizontal direction diffusion for the light that described image device projects
Angle, spacing of the h between the ELC plates and described image device, the SpFor described image device sub-pixel region
Width.
Alternatively, any sub- transparency electrode in any group of sub- transparency electrode and a son in described image device
Pixel region is corresponding with the preset relation；
Or
Any sub- transparency electrode in any group of sub- transparency electrode and two sub-pixel areas in described image device
Domain is corresponding with the preset relation；
Or
Any sub- transparency electrode in any group of sub- transparency electrode and three sub-pixel areas in described image device
Domain is corresponding with the preset relation.
Alternatively, in any pixel region in described image device, the arragement direction of subpixel area with it is described any
The arragement direction of the sub- transparency electrode neutron transparency electrode of group is parallel, or, vertically.
Alternatively, the sub- transparency electrode in any group of sub- transparency electrode is rectangular electrode.
Alternatively, the material of the transparency electrode includes tin indium oxide ITO.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
The image associated by adjustable refractive index device two width of regulation is incident upon the refractive index of different zones on penetrating region,
To adjust the image distance of the image of two width association, and the image that two width are associated is projected on carrying screen, to realize bore hole 3D display.
Solve the image that two width in correlation technique associate and exist in display obvious uncoordinated, the effect of bore hole 3D display may be reduced
The problem of fruit, having reached two images is provided by image device, and the brightness of two images is consistent, the effect of bore hole 3D display
Preferable effect.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of structural representation of naked eye three-dimensional display system shown in the embodiment of the present invention；
Fig. 2-1 is the structural representation of another naked eye three-dimensional display system shown in the embodiment of the present invention；
Fig. 2-2 is a kind of schematic diagram of image device in Fig. 2-1 illustrated embodiments；
Fig. 2-3 is the schematic diagram of another image device in Fig. 2-1 illustrated embodiments；
Fig. 2-4 is the structural representation of another naked eye three-dimensional display system shown in the embodiment of the present invention；
Fig. 2-5 is the structural representation of another naked eye three-dimensional display system shown in the embodiment of the present invention；
A kind of Fig. 3-1 structural representations of adjustable refractive index device provided in an embodiment of the present invention；
Fig. 3-2 is the structural representation of ELC plates in adjustable refractive index device shown in Fig. 3-1；
Fig. 3-3 is a kind of arrangement schematic diagram of transparency electrode in ELC plates shown in Fig. 3-2；
Fig. 3-4 is the arrangement schematic diagram of another transparency electrode in ELC plates shown in Fig. 3-2；
Fig. 3-5 is that adjustable refractive index device neutron transparency electrode provided in an embodiment of the present invention is corresponding with subpixel area
Schematic diagram；
Fig. 3-6 is one kind of adjustable refractive index device neutron transparency electrode and subpixel area provided in an embodiment of the present invention
Corresponding schematic diagram；
Fig. 3-7 is the another of adjustable refractive index device neutron transparency electrode and subpixel area provided in an embodiment of the present invention
The corresponding schematic diagram of kind；
Fig. 3-8 is a seed transparency electrode and subpixel area in adjustable refractive index device provided in an embodiment of the present invention
Arrangement schematic diagram；
Fig. 3-9 is another seed transparency electrode and subpixel area in adjustable refractive index device provided in an embodiment of the present invention
Arrangement schematic diagram.
Pass through above-mentioned accompanying drawing, it has been shown that the clear and definite embodiment of the present invention, will hereinafter be described in more detail.These accompanying drawings
It is not intended to limit the scope of present inventive concept by any mode with word description, but is by reference to specific embodiment
Those skilled in the art illustrate idea of the invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of structural representation of naked eye three-dimensional display system shown in the embodiment of the present invention.The naked eye three-dimensional shows
Show that system can include：Adjustable refractive index device 11, image device 12 and carrying screen 13, adjustable refractive index device 11 include passing through
Region T.
Image device 12 is used to the image of at least two width association projecting the saturating of adjustable refractive index device 11 respectively simultaneously
Cross in region T different zones.
Adjustable refractive index device 11 is used for the refractive index by adjusting different zones respectively, to change the association of at least two width
The image distance of image and the image for associating at least two width for changing image distance are projected on carrying screen 13.
In Fig. 1, user P is located at is carrying the same side of screen 13 with image device 12, can see on carrying screen 13
The virtual image (dotted line frame in Fig. 1 can represent the virtual image) of the image of the different two width association of image distance, produces and observes stereogram
The impression of picture.
In summary.Naked eye three-dimensional display system provided in an embodiment of the present invention, two are adjusted by adjustable refractive index device
The image of width association is incident upon the refractive index of different zones on penetrating region, to adjust the image distance of the image of two width association, and will
The image of two width association is projected on carrying screen, to realize bore hole 3D display.Solves the image that two width associate in correlation technique
The problem of obvious uncoordinated, the effect of bore hole 3D display may be reduced be present in display, reached two images be all by
Image device provides, and the brightness of two images is consistent, the preferable effect of effect of bore hole 3D display.
Further, Fig. 2-1 is refer to, it illustrates another naked eye three-dimensional display system provided in an embodiment of the present invention
Structural representation, the naked eye three-dimensional display system adds more excellent on the basis of the naked eye three-dimensional display system shown in Fig. 1
The part of choosing, so that naked eye three-dimensional display system provided in an embodiment of the present invention has better performance.
Alternatively, carrying screen 13 is transflection film.Transflection film is the film for having certain transmitance and certain reflectivity, user
It can see that adjustable refractive index device 11 throws the image of the different two width association of incoming image distance by transflection film, and can be saturating
Cross transflection film and see object after transflection film, this enables naked eye three-dimensional display system conduct provided in an embodiment of the present invention
HUD (English：Head Up Display；Referred to as：HUD).Exemplary, can be using as the transflection film of carrying screen 13
It is arranged on windshield, or the helmet.
Alternatively, transflection film is curved surface transflection film.The transflection film of curved surface can adjust the size of the related image of two width, just
Watched in user, the size of adjustable refractive index device 11 and image device 12 can also be reduced accordingly, be easy to of the invention real
The naked eye three-dimensional display system for applying example offer is applied to HUD.
It should be noted that when transflection film is curved surface transflection film, the focal length of transflection film is more than adjustable refractive index device 11
With the spacing of image device 12, in order to adjust the size for the picture that user watches.Wherein, adjustable refractive index device 11 and image
The spacing of device 12 can refer to the viewing area surface of image device 12 and the penetrating region surface of adjustable refractive index device 11
Between distance.
User P is located at is carrying the same side of screen 13 with image device 12, and image distance difference can be seen on carrying screen 13
Two width association image the virtual image, produce observe stereo-picture impression.
Alternatively, adjustable refractive index device 11 includes electroluminescent liquid crystal (English：electro liquid crystal；Referred to as：
ELC) plate 111, the penetrating region of ELC plates 111 is liquid crystal layer corresponding region, and ELC plates 111 can be by changing liquid crystal in liquid crystal layer
Yawing moment adjust the refractive index of different zones.Exemplary, ELC plates 111 can be applied in liquid crystal layer by regulation
The voltage of liquid crystal changes the yawing moment of liquid crystal in liquid crystal layer.ELC plates 111 can not post polaroid (English：
Polarizer；Referred to as：POL).
Alternatively, include at least two groups of viewing areas on image device, at least two groups of viewing areas be used to showing respectively to
The image of few two width association.At least two groups of viewing areas can include multiple sub-viewing areas, at least two groups of viewing areas
The sub-viewing areas in sub-viewing areas and second group of viewing area in first group of viewing area is intervally arranged.As Fig. 2-2 institute
Show, at least two groups of viewing areas (121 and 122), viewing area 121 is included on image device 12 includes multiple sub-viewing areas
121a, viewing area 122 include multiple sub-viewing areas 122a, sub-viewing areas 121a and sub-viewing areas 122a and filled in image
Put and be intervally arranged, Fig. 2-2 is illustrated that arrangement situation when sub-viewing areas is strip, and sub-viewing areas is square
When arrangement situation can as Figure 2-3, sub-viewing areas 121a (shadow region) and sub- viewing area on image device 12
Domain 122a is intervally arranged on image device.
It should be noted that the division of the viewing area on image device 12 can be division functionally, it is believed that
It is the content according to display device and divides.
Alternatively, naked eye three-dimensional display system includes at least two ELC plates, and at least two ELC plates are in image projecting direction
On overlap, image projecting direction be image device project at least two width association image direction.Due to single ELC plates
Due to the limitation of thickness of liquid crystal layer, the regulation to image distance has certain scope, and (change to image distance is bigger, it is necessary in ELC plates
Liquid crystal layer it is thicker, and blocked up liquid crystal layer is difficult to control).Two ELC plates can adjust the figure of at least two width association jointly
The image distance of picture, the scope for the image distance that adjustable refractive index device can be adjusted can be increased.
Alternatively, image device 12 is liquid crystal display (English：Liquid Crystal Display；Referred to as：LCD)、
DOPS (English：Digital Light Projector；Referred to as：DLP), Organic Light Emitting Diode (English：
Organic Light-Emitting Diode；Referred to as：OLED) display and liquid crystal on silicon (English：Liquid Crystal
on Silicon；Referred to as：LCOS) one kind in display.Wherein, backlight module (English can be provided with LCD：back
light units；Referred to as：BLU).
Alternatively, image device 12 includes at least two subgraph devices, the first son at least two subgraph devices
Image device is used for the different zones that the first image is projected to penetrating region, and the second subgraph device is used for the second image
Project in the different zones of penetrating region, the first image and the image that the second image is association.As in Figure 2-4, it is aobvious
Showing device 12 includes the situation of two sub- image devices (12a and 12b), is LCD in two sub- image devices (12a and 12b)
When, two sub- image devices (12a and 12b) can overlap (two LCD light direction one along the direction g of LCD light extraction
Cause), the light that subgraph device 12b is projected projects adjustable refractive index device 11, now, image by subgraph device 12a
What device 12 projected can be the image of the different two width association of image distance, and adjustable refractive index device 11 can enter on this basis
The image distance of the image of the width of one step section two association.The implication of other labels may be referred to Fig. 2-1 in Fig. 2-4, will not be repeated here.
In addition, as shown in Figure 2-5, the light direction of two sub- image devices (12a and 12b) can have certain angle,
Two sub- image devices (12a and 12b) are individually projected image onto on adjustable refractive index device 11.Other labels in Fig. 2-5
Implication may be referred to Fig. 2-1, will not be repeated here.
It should be noted that naked eye three-dimensional display system provided in an embodiment of the present invention is when carrying out bore hole 3D display, can
To be encoded with the use of the Multi-level display in MLD technologies, it is controlled with the image associated at least two width.
In summary, naked eye three-dimensional display system provided in an embodiment of the present invention, two are adjusted by adjustable refractive index device
The image of width association is incident upon the refractive index of different zones on penetrating region, to adjust the image distance of the image of two width association, and will
The image of two width association is projected on carrying screen, to realize bore hole 3D display.Solves the image that two width associate in correlation technique
The problem of obvious uncoordinated, the effect of bore hole 3D display may be reduced be present in display, reached two images be all by
Image device provides, and the brightness of two images is consistent, the preferable effect of effect of bore hole 3D display.
Fig. 3-1 is a kind of structural representation of adjustable refractive index device provided in an embodiment of the present invention, the adjustable refractive index
Device can be used for naked eye three-dimensional display system, and the system can be the system shown in Fig. 1 or the system shown in Fig. 2-1.
The adjustable refractive index device 11 includes passing through module M, (does not show in Fig. 3-1 including penetrating region through on module M
Go out), the refractive indexes of different zones on penetrating region can be adjusted through module M, to change through different zones on penetrating region
Image image distance.
As shown in figure 3-2, it is ELC plates 111 through module, ELC plates 111 include：Two substrates (1111a and 1111b) with
And the liquid crystal layer 1112 formed between two substrates.
Two substrates (1111a and 1111b) are provided with transparency electrode (d1 and d2) towards the side of liquid crystal layer 1112.
As shown in Fig. 3-3, the transparency electrode on first substrate 1111a in two substrates includes at least two groups transparent electricity of son
Pole (d11 and d12), orthographic projection of at least two groups of sub- transparency electrodes (d11 and d12) on first substrate 1111a respectively with least
The orthographic projection of the image of two width association on the first substrate overlaps, i.e., the arrangement side of the transparency electrode d1 on first substrate 1111a
Formula can be corresponding with the arrangement mode of viewing area in display device, with the corresponding picture for changing the image that viewing area projection comes
Away from.Fig. 3-3 is illustrated that transparency electrode is the situation of strip, and the transparency electrode arrangement mode shown in Fig. 3-3 can be with Fig. 2-2
The viewing area arrangement mode of the image device shown is corresponding.Exemplary, the row of the transparency electrode on first substrate 1111a
Mode for cloth can also as shown in Figure 3-4, and sub- transparency electrode d11 (dash area) and sub- transparency electrode d12 replace in box shape
Arrangement.Transparency electrode for it is square when, the arrangement mode of the transparency electrode on first substrate 1111a can also with Fig. 2-3
Viewing area arrangement mode it is similar, will not be repeated here.
Alternatively, the sub- transparency electrode in any group of sub- transparency electrode is rectangular electrode.I.e. transparency electrode can be pros
Shape or rectangle.
In Fig. 3-2, on the transparency electrode d2 and first substrate 1111a on second substrate 1111b in two substrates
Transparency electrode d1 shape is identical, or, the transparency electrode d2 on second substrate 1111b is transparent electrode layer.
As in Figure 3-5, any group of sub- transparency electrode on first substrate 1111a array arrangement and with image device
Subpixel area is corresponding with preset relation.
The preset relation can be：P=n (h*tan a+Sp)。
Wherein, P is the arrangement distance between the sub- transparency electrode d11 that any two is adjacent in any group of sub- transparency electrode, should
Arrangement distance is equal to the distance between the adjacent sub- transparency electrode d11 centers of any two, n be ELC plates 111 and image device 12 it
Between medium refractive index, a is the horizontal direction angle of flare (can be set in advance) of light that image device 12 projects, h
For the spacing between ELC plates 111 and image device 12, SpFor the sub-pixel region p1 of image device 12 width.It is default with this
Relation is corresponding carry out sub- transparency electrode and subpixel area, it is possible to increase adjustable refractive index dress provided in an embodiment of the present invention
When putting applied in naked eye three-dimensional display system, the display effect of naked eye three-dimensional display system.
It should be noted that the viewing area in display device 12 includes multiple pixel regions, each pixel region is again
Including multiple subpixel areas, generally each subpixel area shows a kind of color, and exemplary, each pixel region includes 3
Individual subpixel area, this 3 subpixel areas show that red, green, blue, or each pixel region include 4 sub-pixel areas respectively
Domain, this 4 subpixel areas show red, green, blue, ash respectively.
It should also be noted that, sub- transparency electrode is corresponding with subpixel area, sub- transparency electrode can be shown as in ELC
The view field of substrate in plate is corresponding with subpixel area.
In adjustable refractive index device provided in an embodiment of the present invention, the corresponding relation of sub- transparency electrode and subpixel area is extremely
3 kinds can be included less.
The first：Any sub- transparency electrode in any group of sub- transparency electrode and a subpixel area in image device
It is corresponding with preset relation.Such case can be as in Figure 3-5.
Second：Any sub- transparency electrode in any group of sub- transparency electrode and two subpixel areas in image device
It is corresponding with preset relation.Such case can as seen in figures 3-6, sub- transparency electrode d11 and two sub-pixels on ELC plates 111
Region p1 is corresponding.
The third：Any sub- transparency electrode in any group of sub- transparency electrode and three subpixel areas in image device
It is corresponding with preset relation.Such case can as shown in fig. 3 to 7, sub- transparency electrode d11 and three sub-pixels on ELC plates 111
Region p1 is corresponding.
It should be noted that sub- transparency electrode is also can correspond to more subpixel areas, the embodiment of the present invention is not made
Go out limitation.
Alternatively, in any pixel region in image device, the arragement direction of subpixel area and any group of son are transparent
The arragement direction of electrode neutron transparency electrode is parallel, or, vertically.
As shown in figures 3-8, sub- transparency electrode dd arragement direction is direction 31, and in pixel region pp, subpixel area
Arragement direction be direction 32, direction 31 and direction 32 are vertical.Subpixel area in pixel region pp therein can include R
(red), G (green) and three kinds of B (indigo plant).
Again as shown in figs. 3-9, sub- transparency electrode dd arragement direction and the arragement direction of pixel p p sub-pixel regions are equal
For direction 33.Subpixel area in pixel region pp therein can include three kinds of R (red), G (green) and B (indigo plant).
Subpixel area in Fig. 3-8 and 3-9 can be subpixel area in display device in adjustable refractive index device
On orthographic projection.
Alternatively, the material of transparency electrode includes tin indium oxide (English：Indium tin oxide；Referred to as：ITO).
In summary, adjustable refractive index device provided in an embodiment of the present invention, the image that can be associated by adjusting two width
The refractive index of different zones on penetrating region is incident upon, to adjust the image distance of the image of two width association, and the figure that two width are associated
As projecting on carrying screen, to realize bore hole 3D display.Solve the image that two width associate in correlation technique in display to exist
Obvious uncoordinated, the problem of may reducing the effect of bore hole 3D display, having reached two images is provided by image device,
The brightness of two images is consistent, the preferable effect of effect of bore hole 3D display.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, it can be passed through
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Mutual coupling or direct-coupling or communication connection can be the INDIRECT COUPLINGs or logical by some interfaces, device or unit
Letter connection, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
One of ordinary skill in the art will appreciate that hardware can be passed through by realizing all or part of step of above-described embodiment
To complete, by program the hardware of correlation can also be instructed to complete, described program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only storage, disk or CD etc..
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (13)
1. a kind of naked eye three-dimensional display system, it is characterised in that the system includes：Adjustable refractive index device, image device and
Carrying screen, the adjustable refractive index device include penetrating region,
Described image device is used for the institute that the image of at least two width association is projected to the adjustable refractive index device respectively simultaneously
State in the different zones of penetrating region；
The adjustable refractive index device is used for the refractive index by adjusting the different zones respectively, with least two width described in change
The image distance of the image of association simultaneously projects the image for changing at least two width association described in image distance on the carrying screen；
The adjustable refractive index device includes electroluminescent liquid crystal ELC plates, and the ELC plates can be by changing liquid crystal in the liquid crystal layer
Yawing moment adjust the refractive index of the different zones；
The ELC plates include：Two substrates and the liquid crystal layer being formed between described two substrates；
The side of described two substrates towards the liquid crystal layer is provided with transparency electrode；
The transparency electrode on first substrate in described two substrates includes at least two groups of sub- transparency electrodes, at least two groups sons
Orthographic projection of the transparency electrode on the first substrate is respectively with the image that two width associate described at least on the first substrate
Orthographic projection overlap；
The transparency electrode on second substrate in described two substrates is identical with the shape of the transparency electrode on the first substrate,
Or the transparency electrode on the second substrate is transparent electrode layer；
Any group of sub- transparency electrode on the first substrate array arrangement and with the sub-pixel area in described image device
Domain is corresponding with preset relation,
The preset relation is：P=n (h*tana+Sp)；
Wherein, arrangement distances of the P between the adjacent sub- transparency electrode of any two in any group of sub- transparency electrode, institute
State the distance that arrangement distance is equal between the adjacent sub- transparency electrode center of any two, the n be the ELC plates with it is described
The refractive index of medium between image device, a is the horizontal direction angle of flare for the light that described image device projects, described
Spacing of the h between the ELC plates and described image device, the SpFor the width of described image device sub-pixel region.
2. system according to claim 1, it is characterised in that the carrying screen is transflection film.
3. system according to claim 1, it is characterised in that include at least two groups of viewing areas on described image device,
At least two groups of viewing areas are used for the image of at least two width association described in display respectively.
4. system according to claim 2, it is characterised in that at least two groups of viewing areas are shown including more height
Region,
The son in sub-viewing areas and second group of viewing area at least two groups of viewing areas in first group of viewing area
Viewing area is intervally arranged.
5. system according to claim 1, it is characterised in that it is electroluminescent that the naked eye three-dimensional display system includes at least two
Liquid crystal ELC plates,
At least two ELC plates overlap on image projecting direction, and described image projecting direction is described image device
The direction of the image of at least two width association described in projection.
6. system according to claim 1, it is characterised in that described image device is liquid crystal display LCD, digit optical
One kind in projecting apparatus DLP, Organic Light Emitting Diode OLED display and liquid crystal on silicon LCOS display.
7. system according to claim 1, it is characterised in that described image device includes at least two subgraph devices,
The first subgraph device at least two subgraphs device is used to the first image projecting the penetrating region
Different zones on, the second subgraph device is used to projecting the second image into the different zones of the penetrating region, described
First image and second image are the image associated.
8. system according to claim 2, it is characterised in that the transflection film is curved surface transflection film.
9. a kind of adjustable refractive index device, it is characterised in that for naked eye three-dimensional display system, the system includes：Refractive index
Adjusting means, image device and carrying screen, described image device are used to simultaneously project the image of at least two width association respectively
In the different zones of the penetrating region of the adjustable refractive index device,
The adjustable refractive index device includes passing through module, and described pass through includes the penetrating region in module, described to pass through mould
Block can adjust the refractive index of different zones on the penetrating region, to change the figure through different zones on the penetrating region
The image distance of picture；
The module that passes through is ELC plates, and the ELC plates include：Two substrates and the liquid crystal being formed between described two substrates
Layer；
The side of described two substrates towards the liquid crystal layer is provided with transparency electrode；
The transparency electrode on first substrate in described two substrates includes at least two groups of sub- transparency electrodes, at least two groups sons
Orthographic projection of the transparency electrode on the first substrate is respectively with the image that two width associate described at least on the first substrate
Orthographic projection overlap；
The transparency electrode on second substrate in described two substrates is identical with the shape of the transparency electrode on the first substrate,
Or the transparency electrode on the second substrate is transparent electrode layer；
Any group of sub- transparency electrode on the first substrate array arrangement and with the sub-pixel area in described image device
Domain is corresponding with preset relation,
The preset relation is：P=n (h*tana+Sp)；
Wherein, arrangement distances of the P between the adjacent sub- transparency electrode of any two in any group of sub- transparency electrode, institute
State the distance that arrangement distance is equal between the adjacent sub- transparency electrode center of any two, the n be the ELC plates with it is described
The refractive index of medium between image device, a is the horizontal direction angle of flare for the light that described image device projects, described
Spacing of the h between the ELC plates and described image device, the SpFor the width of described image device sub-pixel region.
10. adjustable refractive index device according to claim 9, it is characterised in that
Any sub- transparency electrode in any group of sub- transparency electrode and a subpixel area in described image device with
The preset relation is corresponding；
Or
Any sub- transparency electrode in any group of sub- transparency electrode and two subpixel areas in described image device with
The preset relation is corresponding；
Or
Any sub- transparency electrode in any group of sub- transparency electrode and three subpixel areas in described image device with
The preset relation is corresponding.
11. adjustable refractive index device according to claim 9, it is characterised in that any pixel in described image device
In region, the arragement direction of subpixel area is parallel with the arragement direction of described any group sub- transparency electrode neutron transparency electrode,
It is or, vertical.
12. adjustable refractive index device according to claim 9, it is characterised in that in any group of sub- transparency electrode
Sub- transparency electrode is rectangular electrode.
13. according to any described adjustable refractive index device of claim 9 to 12, it is characterised in that the material of the transparency electrode
Material includes tin indium oxide ITO.
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| CN102681239A (en) * | 2011-04-19 | 2012-09-19 | Igt公司 | Multi-layer projection displays |
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| CN102681239A (en) * | 2011-04-19 | 2012-09-19 | Igt公司 | Multi-layer projection displays |
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