CN110398843A - The double vision 3D display device of wide viewing angle and non-uniform resolution - Google Patents
The double vision 3D display device of wide viewing angle and non-uniform resolution Download PDFInfo
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- CN110398843A CN110398843A CN201910685927.6A CN201910685927A CN110398843A CN 110398843 A CN110398843 A CN 110398843A CN 201910685927 A CN201910685927 A CN 201910685927A CN 110398843 A CN110398843 A CN 110398843A
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- 208000003164 Diplopia Diseases 0.000 title claims abstract description 20
- 208000029444 double vision Diseases 0.000 title claims abstract description 20
- 239000011159 matrix material Substances 0.000 claims abstract description 64
- 238000009877 rendering Methods 0.000 claims abstract description 27
- 239000011521 glass Substances 0.000 claims abstract description 24
- 230000000007 visual effect Effects 0.000 claims description 16
- 230000003287 optical effect Effects 0.000 claims description 13
- 230000010287 polarization Effects 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 description 9
- 230000010354 integration Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
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Abstract
The invention discloses the double vision 3D display devices of wide viewing angle and non-uniform resolution, including display screen, polarizing film, rectangle pinhole array, polarising glass I and polarising glass II；The horizontal width of display screen is equal to the horizontal width of polarizing film, and the horizontal width of display screen is greater than the horizontal width of rectangle pinhole array；The vertical width of display screen is equal to the vertical width of polarizing film, and the vertical width of display screen is greater than the vertical width of rectangle pinhole array；The sub- micro- pattern matrix I of rectangle reconstructs 3D rendering I by rectangle pinhole array, and can only be seen by polarising glass I；The sub- micro- pattern matrix II of rectangle reconstructs 3D rendering II by rectangle pinhole array, and can only be seen by polarising glass II.
Description
Technical field
The present invention relates to 3D displays, it is more particularly related to the double vision 3D display of wide viewing angle and non-uniform resolution
Device.
Background technique
Integration imaging double vision 3D display is the fusion of double vision display technology and integration imaging 3D display technology.It can make
Viewer sees different 3D pictures on different view directions.
In traditional integration imaging double vision 3D display:
(1) in micro- pattern matrix comprising image primitive I and image primitive II, image primitive I and image primitive II be located at left-half and
Right half part.
(2) image primitive I and image primitive II are square, and the horizontal pitch of image primitive I and image primitive II are equal to vertically
Pitch.
(3) pin hole corresponding with image primitive I and image primitive II is square, and the horizontal pitch of pin hole is equal to normal pitch.
(4) the 3D pixel quantity of the single 3D rendering in integration imaging double vision 3D display is the list in integration imaging 3D display
The half of the 3D pixel quantity of a 3D rendering.
For mobile phone, the ratio between the horizontal width of mobile phone and vertical width are 3:4,10:16 or 9:16.Its disadvantage exists
In:
(1) the 3D pixel in the horizontal direction of the single 3D rendering in integration imaging double vision 3D display and the 3D picture in vertical direction
The ratio between element is 3:8,5:16 or 9:32.Few 3D pixel affects viewing effect in horizontal direction.
(2) in integration imaging double vision 3D display the horizontal and vertical viewing visual angle of each 3D rendering respectively with it is horizontal and vertical
The number of image primitive I and image primitive II are inversely proportional on direction.
For TV and display, the ratio between the horizontal width of TV and display and vertical width are 4:3,16:10
Or 16:9.Its shortcoming is that:
(1) the 3D pixel in the horizontal direction of the single 3D rendering in integration imaging double vision 3D display and the 3D picture in vertical direction
The ratio between element is 2:3,8:10 or 8:9.Less 3D pixel affects viewing effect in horizontal direction.
(2) in integration imaging double vision 3D display the horizontal and vertical viewing visual angle of each 3D rendering respectively with it is horizontal and vertical
The number of image primitive I and image primitive II are inversely proportional on direction.
Summary of the invention
The invention proposes the double vision 3D display devices of wide viewing angle and non-uniform resolution, special as shown in attached drawing 1,2 and 3
Sign is, including display screen, polarizing film, rectangle pinhole array, polarising glass I and polarising glass II；Display screen, polarizing film and square
The horizontal and vertical central axes of shape pinhole array respectively correspond alignment；Polarizing film is bonded with display screen, and is located at display screen and square
Between shape pinhole array；Rectangle pinhole array is placed in parallel in front of polarizing film；The horizontal width of display screen is equal to polarizing film
Horizontal width, and the horizontal width of display screen is greater than the horizontal width of rectangle pinhole array；The vertical width of display screen is equal to inclined
The vertical width of vibration piece, and the vertical width of display screen is greater than the vertical width of rectangle pinhole array；The horizontal width of display screen
It is equal to the horizontal width of rectangle pinhole array and the ratio of vertical width with the ratio of vertical width；The horizontal width of display screena
And vertical widthbAre as follows:
(1)
(2)
Wherein,cIt is the horizontal width of rectangle pinhole array,lIt is viewing distance,gIt is the spacing of display screen Yu rectangle pinhole array,xIt is the vertical width of display screen and the ratio of horizontal width；
Display screen is for showing that the micro- pattern matrix of rectangle, the micro- pattern matrix of rectangle are micro- by the micro- pattern matrix I of sub- rectangle and sub- rectangle
Pattern matrix II composition, the sub- micro- pattern matrix I of rectangle are made of histogram pixel I continuous arrangement, the sub- micro- pattern matrix II of rectangle
It is made of histogram pixel II continuous arrangement, as shown in Fig. 4；The horizontal pitch phase of histogram pixel I and histogram pixel II
Together, histogram pixel I is identical with the normal pitch of histogram pixel II；The horizontal pitch of histogram pixel I and normal pitch
The ratio of ratio, the horizontal pitch of histogram pixel II and normal pitch is equal to the horizontal width and vertical width of display screen
The half of ratio；
Polarizing film is made of sub- polarizing film I and sub- polarizing film II, and sub- polarizing film I is orthogonal with the polarization direction of sub- polarizing film II, such as
Shown in attached drawing 5；The polarization direction of polarising glass I is identical as sub- polarizing film I, the polarization direction of polarising glass II and sub- polarizing film II
It is identical；
In rectangle pinhole array, the horizontal pitch of all rectangle pin holes is all the same, and the normal pitch of all rectangle pin holes is homogeneous
Together, and the horizontal pitch of rectangle pin hole and the ratio of normal pitch are equal to the horizontal width and vertical width of rectangle pinhole array
The half of ratio, as shown in Fig. 6；The number of rectangle pin hole is equal to histogram in the micro- pattern matrix of rectangle in rectangle pinhole array
The sum of the number of pixel I and histogram pixel II；
The sub- micro- pattern matrix I of rectangle is corresponding with sub- polarizing film I to be aligned, and the sub- micro- pattern matrix II of rectangle and sub- polarizing film II are to reply
Together；The sub- micro- pattern matrix I of rectangle is identical as the horizontal width of sub- polarizing film I, the sub- micro- pattern matrix I of rectangle and sub- polarizing film I's
Vertical width is identical；The sub- micro- pattern matrix II of rectangle is identical as the horizontal width of sub- polarizing film II, the sub- micro- pattern matrix II of rectangle
It is identical as the vertical width of sub- polarizing film II；The sub- micro- pattern matrix I of rectangle reconstructs 3D rendering I by rectangle pinhole array, and
It can only be seen by polarising glass I；The sub- micro- pattern matrix II of rectangle reconstructs 3D rendering II by rectangle pinhole array, and can only
Seen by polarising glass II.
Preferably, the water of the micro- pattern matrix I of sub- rectangle, the micro- pattern matrix II of sub- rectangle, sub- polarizing film I and sub- polarizing film II
Flat width is all the same, and the micro- pattern matrix I of sub- rectangle, the micro- pattern matrix II of sub- rectangle, sub- polarizing film I are vertical with sub- polarizing film II's
Width is all the same.
Preferably, the ratio of the horizontal aperture of rectangle pin hole and vertical aperture width is equal to the horizontal section of rectangle pin hole
Away from the ratio with normal pitch.
Preferably, 3D rendering I and the horizontal viewing visual angle of 3D rendering II, vertical viewing visual angle, horizontal resolution, vertical point
Resolution, horizontal optical efficiency, vertical optical efficiency difference are equal；The horizontal viewing visual angle of 3D rendering I and 3D rendering IIθ 1, it is vertical
Viewing visual angleθ 2, horizontal resolutionR 1, vertical resolutionR 2, horizontal optical efficiencyφ 1With vertical optical efficiencyφ 2It is respectively as follows:
(3)
(4)
(5)
(6)
Wherein,pIt is the horizontal pitch of histogram pixel I,wIt is the horizontal aperture of rectangle pin hole,mIt is the micro- image battle array of sub- rectangle
The number of histogram pixel I in horizontal direction in I is arranged,lIt is viewing distance,gIt is the spacing of display screen Yu rectangle pinhole array,x
It is the vertical width of display screen and the ratio of horizontal width.
Preferably, the ratio of the horizontal pitch of the horizontal aperture of rectangle pin hole and histogram pixel I is 10% to 20%
Between it is the most suitable, the ratio of the normal pitch of the vertical aperture width and histogram pixel I of rectangle pin hole 10% to 20% it
Between it is the most suitable.
Detailed description of the invention
Attached drawing 1 is structure of the invention and horizontal direction parameter schematic diagram
Attached drawing 2 is structure of the invention and histogram pixel I vertical direction parameter schematic diagram
Attached drawing 3 is structure of the invention and histogram pixel II vertical direction parameter schematic diagram
Attached drawing 4 is the structural schematic diagram of the micro- pattern matrix of rectangle of the invention
Attached drawing 5 is the structural schematic diagram of polarizing film of the invention
Attached drawing 6 is the structural schematic diagram of rectangle pinhole array of the invention
Shown by reference numeral in above-mentioned attached drawing are as follows:
1. display screen, 2. polarizing films, 3. rectangle pinhole array, 4. polarising glass I, 5. polarising glass II, 6. sub- rectangles
Micro- pattern matrix I, the 7. sub- micro- pattern matrix II of rectangle, 8. histogram pixel I, 9. histogram pixel II, 10. son polarizations
Piece I, 11. sub- polarizing film II.
It should be understood that above-mentioned attached drawing is only schematical, it is not drawn to draw.
Specific embodiment
The following detailed description of a typical implementation of the double vision 3D display device of wide viewing angle and non-uniform resolution of the invention
Example, is further described specifically the present invention.It is necessarily pointed out that following embodiment be served only for the present invention do into
The explanation of one step, should not be understood as limiting the scope of the invention, and field person skilled in the art is according to aforementioned present invention
Content makes some nonessential modifications and adaptations to the present invention, still falls within protection scope of the present invention.
The invention proposes the double vision 3D display devices of wide viewing angle and non-uniform resolution, special as shown in attached drawing 1,2 and 3
Sign is, including display screen, polarizing film, rectangle pinhole array, polarising glass I and polarising glass II；Display screen, polarizing film and square
The horizontal and vertical central axes of shape pinhole array respectively correspond alignment；Polarizing film is bonded with display screen, and is located at display screen and square
Between shape pinhole array；Rectangle pinhole array is placed in parallel in front of polarizing film；The horizontal width of display screen is equal to polarizing film
Horizontal width, and the horizontal width of display screen is greater than the horizontal width of rectangle pinhole array；The vertical width of display screen is equal to inclined
The vertical width of vibration piece, and the vertical width of display screen is greater than the vertical width of rectangle pinhole array；The horizontal width of display screen
It is equal to the horizontal width of rectangle pinhole array and the ratio of vertical width with the ratio of vertical width；The horizontal width of display screena
And vertical widthbAre as follows:
(1)
(2)
Wherein,cIt is the horizontal width of rectangle pinhole array,lIt is viewing distance,gIt is the spacing of display screen Yu rectangle pinhole array,xIt is the vertical width of display screen and the ratio of horizontal width；
Display screen is for showing that the micro- pattern matrix of rectangle, the micro- pattern matrix of rectangle are micro- by the micro- pattern matrix I of sub- rectangle and sub- rectangle
Pattern matrix II composition, the sub- micro- pattern matrix I of rectangle are made of histogram pixel I continuous arrangement, the sub- micro- pattern matrix II of rectangle
It is made of histogram pixel II continuous arrangement, as shown in Fig. 4；The horizontal pitch phase of histogram pixel I and histogram pixel II
Together, histogram pixel I is identical with the normal pitch of histogram pixel II；The horizontal pitch of histogram pixel I and normal pitch
The ratio of ratio, the horizontal pitch of histogram pixel II and normal pitch is equal to the horizontal width and vertical width of display screen
The half of ratio；
Polarizing film is made of sub- polarizing film I and sub- polarizing film II, and sub- polarizing film I is orthogonal with the polarization direction of sub- polarizing film II, such as
Shown in attached drawing 5；The polarization direction of polarising glass I is identical as sub- polarizing film I, the polarization direction of polarising glass II and sub- polarizing film II
It is identical；
In rectangle pinhole array, the horizontal pitch of all rectangle pin holes is all the same, and the normal pitch of all rectangle pin holes is homogeneous
Together, and the horizontal pitch of rectangle pin hole and the ratio of normal pitch are equal to the horizontal width and vertical width of rectangle pinhole array
The half of ratio, as shown in Fig. 6；The number of rectangle pin hole is equal to histogram in the micro- pattern matrix of rectangle in rectangle pinhole array
The sum of the number of pixel I and histogram pixel II；The horizontal pitch of rectangle pin hole and the ratio of normal pitch are equal to rectangle pin hole
The half of the ratio of the horizontal width and vertical width of array；
The sub- micro- pattern matrix I of rectangle is corresponding with sub- polarizing film I to be aligned, and the sub- micro- pattern matrix II of rectangle and sub- polarizing film II are to reply
Together；The sub- micro- pattern matrix I of rectangle is identical as the horizontal width of sub- polarizing film I, the sub- micro- pattern matrix I of rectangle and sub- polarizing film I's
Vertical width is identical；The sub- micro- pattern matrix II of rectangle is identical as the horizontal width of sub- polarizing film II, the sub- micro- pattern matrix II of rectangle
It is identical as the vertical width of sub- polarizing film II；The sub- micro- pattern matrix I of rectangle reconstructs 3D rendering I by rectangle pinhole array, and
It can only be seen by polarising glass I；The sub- micro- pattern matrix II of rectangle reconstructs 3D rendering II by rectangle pinhole array, and can only
Seen by polarising glass II.
Preferably, the water of the micro- pattern matrix I of sub- rectangle, the micro- pattern matrix II of sub- rectangle, sub- polarizing film I and sub- polarizing film II
Flat width is all the same, and the micro- pattern matrix I of sub- rectangle, the micro- pattern matrix II of sub- rectangle, sub- polarizing film I are vertical with sub- polarizing film II's
Width is all the same.
Preferably, the ratio of the horizontal aperture of rectangle pin hole and vertical aperture width is equal to the horizontal section of rectangle pin hole
Away from the ratio with normal pitch.
Preferably, 3D rendering I and the horizontal viewing visual angle of 3D rendering II, vertical viewing visual angle, horizontal resolution, vertical point
Resolution, horizontal optical efficiency, vertical optical efficiency difference are equal；The horizontal viewing visual angle of 3D rendering I and 3D rendering IIθ 1, it is vertical
Viewing visual angleθ 2, horizontal resolutionR 1, vertical resolutionR 2, horizontal optical efficiencyφ 1With vertical optical efficiencyφ 2It is respectively as follows:
(3)
(4)
(5)
(6)
Wherein,pIt is the horizontal pitch of histogram pixel I,wIt is the horizontal aperture of rectangle pin hole,mIt is the micro- image battle array of sub- rectangle
The number of histogram pixel I in horizontal direction in I is arranged,lIt is viewing distance,gIt is the spacing of display screen Yu rectangle pinhole array,x
It is the vertical width of display screen and the ratio of horizontal width.
Preferably, the ratio of the horizontal pitch of the horizontal aperture of rectangle pin hole and histogram pixel I is 10% to 20%
Between it is the most suitable, the ratio of the normal pitch of the vertical aperture width and histogram pixel I of rectangle pin hole 10% to 20% it
Between it is the most suitable.
The vertical width of display screen and the ratio of horizontal width are 3:4, and the horizontal width of rectangle pinhole array isc=40mm,
The horizontal aperture of rectangle pin hole isw=2mm, viewing distance arelThe spacing of=100mm, display screen and rectangle pinhole array isgThe number of histogram pixel I is in horizontal direction in=10mm, the sub- micro- pattern matrix I of rectanglem=2.It is obtained according to formula (1) and (2)
The horizontal and vertical width of display screen is respectively 44mm and 33mm；It is obtained according to formula (3), (4), (5) and (6), 3D rendering I and 3D
Horizontal viewing visual angle, vertical viewing visual angle, horizontal resolution, vertical resolution, horizontal optical efficiency and the vertical light of image II
Learning efficiency is respectively 48 °, 68 °, 2,2,18% and 18%.
Claims (5)
1. the double vision 3D display device of wide viewing angle and non-uniform resolution, which is characterized in that including display screen, polarizing film, rectangle needle
Hole array, polarising glass I and polarising glass II；The horizontal and vertical central axes of display screen, polarizing film and rectangle pinhole array point
It Dui Ying not be aligned；Polarizing film is bonded with display screen, and between display screen and rectangle pinhole array；Rectangle pinhole array is parallel
It is placed in front of polarizing film；The horizontal width of display screen is equal to the horizontal width of polarizing film, and the horizontal width of display screen is greater than
The horizontal width of rectangle pinhole array；The vertical width of display screen is equal to the vertical width of polarizing film, and the vertical width of display screen
Degree is greater than the vertical width of rectangle pinhole array；The horizontal width of display screen and the ratio of vertical width are equal to rectangle pinhole array
Horizontal width and vertical width ratio；The horizontal width of display screenaAnd vertical widthbAre as follows:
Wherein,cIt is the horizontal width of rectangle pinhole array,lIt is viewing distance,gIt is the spacing of display screen Yu rectangle pinhole array,xIt is the vertical width of display screen and the ratio of horizontal width；
Display screen is for showing that the micro- pattern matrix of rectangle, the micro- pattern matrix of rectangle are micro- by the micro- pattern matrix I of sub- rectangle and sub- rectangle
Pattern matrix II composition, the sub- micro- pattern matrix I of rectangle are made of histogram pixel I continuous arrangement, the sub- micro- pattern matrix II of rectangle
It is made of histogram pixel II continuous arrangement；Histogram pixel I is identical with the horizontal pitch of histogram pixel II, histogram pixel
I is identical with the normal pitch of histogram pixel II；The horizontal pitch of histogram pixel I and ratio, the rectangular image of normal pitch
The horizontal pitch of first II and the ratio of normal pitch are equal to the half of the horizontal width of display screen and the ratio of vertical width；
Polarizing film is made of sub- polarizing film I and sub- polarizing film II, and sub- polarizing film I is orthogonal with the polarization direction of sub- polarizing film II；Partially
The polarization direction of vibration glasses I is identical as sub- polarizing film I, and the polarization direction of polarising glass II is identical as sub- polarizing film II；
In rectangle pinhole array, the horizontal pitch of all rectangle pin holes is all the same, and the normal pitch of all rectangle pin holes is homogeneous
Together, and the horizontal pitch of rectangle pin hole and the ratio of normal pitch are equal to the horizontal width and vertical width of rectangle pinhole array
The half of ratio；The number of rectangle pin hole is equal to histogram pixel I and rectangle in the micro- pattern matrix of rectangle in rectangle pinhole array
The sum of the number of image primitive II；The level that the horizontal pitch of rectangle pin hole and the ratio of normal pitch are equal to rectangle pinhole array is wide
The half of degree and the ratio of vertical width；
The sub- micro- pattern matrix I of rectangle is corresponding with sub- polarizing film I to be aligned, and the sub- micro- pattern matrix II of rectangle and sub- polarizing film II are to reply
Together；The sub- micro- pattern matrix I of rectangle is identical as the horizontal width of sub- polarizing film I, the sub- micro- pattern matrix I of rectangle and sub- polarizing film I's
Vertical width is identical；The sub- micro- pattern matrix II of rectangle is identical as the horizontal width of sub- polarizing film II, the sub- micro- pattern matrix II of rectangle
It is identical as the vertical width of sub- polarizing film II；The sub- micro- pattern matrix I of rectangle reconstructs 3D rendering I by rectangle pinhole array, and
It can only be seen by polarising glass I；The sub- micro- pattern matrix II of rectangle reconstructs 3D rendering II by rectangle pinhole array, and can only
Seen by polarising glass II.
2. the double vision 3D display device of wide viewing angle according to claim 1 and non-uniform resolution, which is characterized in that sub- rectangle
The micro- pattern matrix II of micro- pattern matrix I, sub- rectangle, the horizontal width of sub- polarizing film I and sub- polarizing film II are all the same, and sub- rectangle is micro-
The micro- pattern matrix II of pattern matrix I, sub- rectangle, the vertical width of sub- polarizing film I and sub- polarizing film II are all the same.
3. the double vision 3D display device of wide viewing angle according to claim 2 and non-uniform resolution, which is characterized in that rectangle needle
The horizontal aperture in hole and the ratio of vertical aperture width are equal to the horizontal pitch of rectangle pin hole and the ratio of normal pitch.
4. the double vision 3D display device of wide viewing angle according to claim 3 and non-uniform resolution, which is characterized in that 3D rendering
I and the horizontal viewing visual angle of 3D rendering II, horizontal resolution, vertical resolution, horizontal optical efficiency, are hung down at vertical viewing visual angle
Straight optical efficiency difference is equal；The horizontal viewing visual angle of 3D rendering I and 3D rendering IIθ 1, vertical viewing visual angleθ 2, horizontal resolutionR 1, vertical resolutionR 2, horizontal optical efficiencyφ 1With vertical optical efficiencyφ 2It is respectively as follows:
Wherein,pIt is the horizontal pitch of histogram pixel I,wIt is the horizontal aperture of rectangle pin hole,mIt is the micro- image battle array of sub- rectangle
The number of histogram pixel I in horizontal direction in I is arranged,lIt is viewing distance,gIt is the spacing of display screen Yu rectangle pinhole array,x
It is the vertical width of display screen and the ratio of horizontal width.
5. the double vision 3D display device of wide viewing angle according to claim 1 and non-uniform resolution, which is characterized in that rectangle needle
The ratio of the horizontal pitch of the horizontal aperture and histogram pixel I in hole is the most suitable between 10% to 20%, rectangle pin hole
Vertical aperture width and histogram pixel I normal pitch ratio it is the most suitable between 10% to 20%.
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Cited By (2)
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| CN114967173A (en) * | 2022-05-18 | 2022-08-30 | 成都工业学院 | 3D display device based on gradual change slit grating and gradual change pitch pinhole array |
| CN114967173B (en) * | 2022-05-18 | 2024-05-07 | 成都工业学院 | 3D display device based on gradient slit grating and gradient pitch pinhole array |
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