CN105487240A - No-crosstalk integrated imaging double-vision 3D display device - Google Patents

No-crosstalk integrated imaging double-vision 3D display device Download PDF

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Publication number
CN105487240A
CN105487240A CN201510837263.2A CN201510837263A CN105487240A CN 105487240 A CN105487240 A CN 105487240A CN 201510837263 A CN201510837263 A CN 201510837263A CN 105487240 A CN105487240 A CN 105487240A
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display
pattern matrix
micro
vision
barrier
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CN105487240B (en
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吴非
樊为
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Guangdong cloud share Limited by Share Ltd
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Chengdu Technological University CDTU
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B30/00Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20Optical 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
    • G02B30/26Optical 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 of the autostereoscopic type
    • G02B30/27Optical 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 of the autostereoscopic type involving lenticular arrays

Abstract

The invention discloses a no-crosstalk integrated imaging double-vision 3D display device. Polarization grating in the current integrated imaging double-vision 3D display device based on polarization grating is replaced by a barrier array, and crosstalk is eliminated, so that the application range of integrated imaging double-vision 3D display is allowed to be wider.

Description

A kind of without crosstalk integration imaging double vision 3D display device
Technical field
The present invention relates to a kind of double vision 3D display device, particularly a kind of without crosstalk integration imaging double vision 3D display device.
Background technology
Double vision display is the novel display of one occurred in recent years, its principle is the picture by display two is different on one display simultaneously, beholder on different view direction can only see one of them picture, thus realizes the different demands simultaneously meeting multiple beholder on one display.Existing double vision display by beam splitters such as parallax grating or post lens by two pictures separately, or allows beholder wear different filters, reaches the effect of an only display picture on a certain view direction.But existing double vision display existence obvious shortcoming: display frame is 2D picture, cannot realize 3D display.
Integration imaging 3D display is a kind of without the need to any true 3D display helping the equipment of looking.Integration imaging 3D display device make use of light path principle of reversibility, by pinhole array or microlens array, the steric information of 3D scene is recorded on image recorder, generate micro-pattern matrix, then this micro-pattern matrix is shown on display screen, reconstructs the stereo-picture of former 3D scene through pinhole array or microlens array.This display mode has the feature of bore hole viewing, and its record is relative with the process of display simple, and can show the stereo-picture of full parallax and authentic color, is one of major way during current 3D shows.
Integration imaging double vision 3D display is the fusion of above two kinds of display techniques.It can make beholder can see 3D picture without the need to wearing to help on different view directions depending on equipment.But the current integration imaging double vision 3D display device based on polarization grating need adopt polarization grating, and there is certain crosstalk, makes its range of application be restricted.
Summary of the invention
The object of the invention is to overcome the existing integration imaging double vision 3D display device based on polarization grating at present need adopt polarization grating and there is certain crosstalk, thus the problem that its range of application is restricted is made, there is provided a kind of replaced by barrier array lens array current based on the polarization grating in the integration imaging double vision 3D display device of polarization grating, the range of application that integration imaging double vision 3D is shown wider without crosstalk integration imaging double vision 3D display device.
In order to realize foregoing invention object, the invention provides following technical scheme:
A kind of without crosstalk integration imaging double vision 3D display device, comprising:
For showing the display screen of micro-pattern matrix;
The barrier array be made up of multiple opaque barrier and the microlens array be made up of multiple measure-alike lens cells;
The horizontal and vertical axis of described microlens array is corresponding with the horizontal and vertical axis of display screen aligns, and described barrier array is between display screen and microlens array;
Described micro-pattern matrix comprises first sub micro-pattern matrix and second sub micro-pattern matrix, described first sub micro-pattern matrix is made up of multiple the first measure-alike subimage unit, second sub micro-pattern matrix is made up of multiple the second measure-alike subimage unit, and the width of described first subgraph pixel and the second subgraph pixel is greater than the width of lens cells
Described first sub micro-pattern matrix and second sub micro-pattern matrix lay respectively at the both sides of the barrier of described barrier array center position, in described barrier array except the barrier of center position, all the other barrier one end are positioned at the edge of subgraph pixel, and the other end is positioned at the edge of corresponding lens cells;
Described first subgraph pixel and the second subgraph pixel present the first vision area and the second vision area through the lens cells of correspondence respectively to the both sides of integration imaging image display, in the first vision area and the second vision area, watch a 3D scene and the 2nd 3D scene respectively, thus realize showing without crosstalk integration imaging double vision 3D.
Preferably, obtain described first sub micro-pattern matrix by a described 3D scene, obtain described second sub micro-pattern matrix by described 2nd 3D scene.
Preferably, the number of described micro-pattern matrix horizontal direction epigraph unit is greater than the number of lens cells in microlens array horizontal direction.
Preferably, described display screen is LCDs, plasma panel or organic EL display panel.
compared with prior art, beneficial effect of the present invention: replaced by barrier array current based on the polarization grating in the integration imaging double vision 3D display device of polarization grating, and eliminate crosstalk, the range of application that integration imaging double vision 3D is shown is wider.
Accompanying drawing explanation
Fig. 1 is the structural drawing without crosstalk integration imaging double vision 3D display device of the present invention and vision area distribution plan.
Fig. 2 is the arrangement schematic diagram of the micro-pattern matrix of son of the present invention.
Fig. 3 is that beholder takes in the left vision area of example device of the present invention the 3D rendering obtained.
Fig. 4 is that beholder takes in the right vision area of example device of the present invention the 3D rendering obtained.
Mark in figure: the micro-pattern matrix of 1-, 2-display screen, 3-microlens array, 4-barrier array, the sub micro-pattern matrix of 5-first, the sub micro-pattern matrix of 6-second, 7-first vision area, 8-second vision area, 9-the one 3D scene, 10-the 2nd 3D scene.
Embodiment
Below in conjunction with test example and embodiment, the present invention is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following embodiment, all technology realized based on content of the present invention all belong to scope of the present invention.
embodiment 1
The present invention proposes a kind of without crosstalk integration imaging double vision 3D display device, referring to Fig. 1, comprise: the display screen 2 showing micro-pattern matrix 1, barrier array 4 and microlens array 3, align with the horizontal and vertical axis of microlens array 4 is corresponding all respectively in the horizontal and vertical axis of described display screen 2, described barrier array 4 is between display screen 2 and microlens array 3.
Wherein, described microlens array 3 comprises multiple measure-alike lens cells; Described display screen 1 can be LCDs, plasma panel or organic EL display panel.
Referring to Fig. 2, described micro-pattern matrix 1 comprises the first sub micro-pattern matrix 5 and second sub micro-pattern matrix 6.Described first sub micro-pattern matrix 5 and second sub micro-pattern matrix 6 are made up of the first image primitive of 24 × 27 same sizes and the second image primitive respectively, 24 image primitives in horizontal direction, 27 image primitives in vertical direction, the horizontal width of described image primitive is 5mm, and the vertical width of image primitive is 4mm;
Described microlens array 3 is made up of the lens cells of 47 × 27 same sizes, 47 lens cells in horizontal direction, 27 lens cells in vertical direction, the pitch 4mm of lens cells.
Concrete, the center barrier in described barrier array 4 is positioned at the center of display screen 2 and microlens array 3, and first sub micro-pattern matrix 5 and second sub micro-pattern matrix 6 lay respectively at the both sides of center barrier; One end of all the other barriers is positioned at the edge of subgraph pixel, and the other end is positioned at the edge of corresponding lens cells;
Concrete, the width of described first subgraph pixel and the second subgraph pixel is greater than the width of lens cells, and described first subgraph pixel and the second subgraph pixel can only present the first vision area 7 and the second vision area 8 through the lens cells of correspondence respectively to the both sides (i.e. right, left both direction) of integration imaging image display, a 3D scene 9 and the 2nd 3D scene 10 is watched respectively, as shown in Figure 3, Figure 4 in the first vision area 7 and the second vision area 8.
As a kind of reference, as shown in the present embodiment Fig. 2, the first sub micro-pattern matrix 5 obtained by a 3D scene 9 is positioned at the left-half of micro-pattern matrix 1, and is positioned at the right half part of micro-pattern matrix 1 by second sub micro-pattern matrix 6 that the 2nd 3D scene 10 obtains.

Claims (4)

1. one kind without crosstalk integration imaging double vision 3D display device, comprise: for showing the display screen of micro-pattern matrix, it is characterized in that, also comprise: the barrier array be made up of multiple opaque barrier and the microlens array be made up of multiple measure-alike lens cells; The horizontal and vertical axis of described microlens array is corresponding with the horizontal and vertical axis of display screen aligns, and described barrier array is between display screen and microlens array;
Described micro-pattern matrix comprises first sub micro-pattern matrix and second sub micro-pattern matrix, described first sub micro-pattern matrix is made up of multiple the first measure-alike subimage unit, second sub micro-pattern matrix is made up of multiple the second measure-alike subimage unit, and the width of described first subgraph pixel and the second subgraph pixel is greater than the width of lens cells;
Described first sub micro-pattern matrix and second sub micro-pattern matrix lay respectively at the both sides of the barrier of described barrier array center position, in described barrier array except the barrier of center position, all the other barrier one end are positioned at the edge of subgraph pixel, and the other end is positioned at the edge of corresponding lens cells;
Described first subgraph pixel and the second subgraph pixel present the first vision area and the second vision area through the lens cells of correspondence respectively to the both sides of integration imaging image display, in the first vision area and the second vision area, watch a 3D scene and the 2nd 3D scene respectively, thus realize showing without crosstalk integration imaging double vision 3D.
2. one according to claim 1 is without crosstalk integration imaging double vision 3D display device, it is characterized in that, obtains described first sub micro-pattern matrix by a described 3D scene, obtains described second sub micro-pattern matrix by described 2nd 3D scene.
3. according to claim 1 a kind of without crosstalk integration imaging double vision 3D display device, it is characterized in that, the number of described micro-pattern matrix horizontal direction epigraph unit is greater than the number of lens cells in microlens array horizontal direction.
4. according to claim 1 a kind of without crosstalk integration imaging double vision 3D display device, it is characterized in that, described display screen is LCDs, plasma panel or organic EL display panel.
CN201510837263.2A 2015-11-26 2015-11-26 A kind of no crosstalk integration imaging double vision 3D display device Active CN105487240B (en)

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CN107203050A (en) * 2016-11-28 2017-09-26 四川大学 Double vision integration imaging 3D display methods based on holographic optical elements (HOE)

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CN103297796A (en) * 2013-06-26 2013-09-11 四川大学 Double-vision 3D (three-dimensional) display method based on integrated imaging
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CN107203050B (en) * 2016-11-28 2019-07-30 四川大学 Double vision integration imaging 3D display method based on holographic optical elements (HOE)

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