CN112859364A - Double-vision 3D display method based on discrete composite gradual change width image element array - Google Patents
Double-vision 3D display method based on discrete composite gradual change width image element array Download PDFInfo
- Publication number
- CN112859364A CN112859364A CN202110355231.4A CN202110355231A CN112859364A CN 112859364 A CN112859364 A CN 112859364A CN 202110355231 A CN202110355231 A CN 202110355231A CN 112859364 A CN112859364 A CN 112859364A
- Authority
- CN
- China
- Prior art keywords
- image
- image element
- width
- pinholes
- array
- 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
- 239000002131 composite material Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 16
- 208000003164 Diplopia Diseases 0.000 title abstract description 9
- 208000029444 double vision Diseases 0.000 title abstract description 9
- 230000010287 polarization Effects 0.000 claims abstract description 58
- 239000011521 glass Substances 0.000 claims abstract description 31
- 238000003384 imaging method Methods 0.000 claims abstract description 14
- 238000002834 transmittance Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- 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
- G02B30/22—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 of the stereoscopic type
- G02B30/25—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 of the stereoscopic type using polarisation techniques
-
- 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
- G02B30/26—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 of the autostereoscopic type
- G02B30/30—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 of the autostereoscopic type involving parallax barriers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/337—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using polarisation multiplexing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Abstract
The invention discloses a double-vision 3D display method based on a discrete composite gradual change width image element array, which realizes double-vision 3D display through integrated imaging display equipment; the integrated imaging display device comprises a display screen, a polarization grating, a pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; the vertical width of the image element I is gradually increased from the middle to two sides; the vertical width of the image element II is gradually increased from the middle to two sides; the vertical width of the image element I and the image element II which are positioned on the same line is the same; reconstructing a 3D image I by the image element I through a grating unit I and a pinhole corresponding to the image element I; reconstructing a 3D image II by the image element II through a corresponding grating unit II and a pinhole; only 3D image I can be seen through polarized glasses I and only 3D image II can be seen through polarized glasses II.
Description
Technical Field
The invention relates to 3D display, in particular to a double-view 3D display method based on a discrete composite gradient width image element array.
Background
The integrated imaging 3D display has the characteristic of being watched by naked eyes, the shooting and displaying processes are relatively simple, and 3D images with full parallax and full true colors can be displayed, so that the integrated imaging 3D display is one of the main modes of the current 3D display. In recent years, the integrated imaging 3D display and the dual view display are fused to form an integrated imaging dual view 3D display. It may provide different 3D pictures in different viewing directions. Two different 3D pictures can be separated by adopting the polarization grating and the matched polarization glasses, and a viewer can see different 3D pictures by switching different polarization glasses.
In the existing integrated imaging double-view 3D display based on the polarization grating and the pinhole array, a plurality of image elements I which are continuously arranged in the horizontal direction and a plurality of pinholes which are correspondingly continuously arranged in the horizontal direction are correspondingly aligned with the same grating unit I; and a plurality of image elements II which are continuously arranged in the horizontal direction and a plurality of corresponding pinholes which are continuously arranged in the horizontal direction are correspondingly aligned with the same grating unit II. The method reduces the manufacturing difficulty and cost of the polarization grating. However, this method has the following disadvantages:
(1) a plurality of image elements I which are continuously arranged in the horizontal direction and correspond to the same grating unit I are mutually interfered; a plurality of image elements II which are continuously arranged in the horizontal direction and correspond to the same grating unit II interfere with each other;
(2) the image elements I which are continuously arranged in the vertical direction have mutual interference; the image elements II which are continuously arranged in the vertical direction have mutual interference;
(3) the vertical viewing zone of the 3D image I is far smaller than the vertical viewing zone reconstructed by the image element I at the center; the vertical viewing zone of the 3D image II is much smaller than the vertical viewing zone reconstructed from the centrally located image element II;
(4) the optical efficiency is low.
In the existing integrated imaging double-vision 3D display based on polarization grating and pinhole array, the horizontal viewing angle of a 3D image Iθ 1Vertical viewing angle of 3D image Iθ 2Horizontal viewing perspective of 3D image IIθ 3Vertical viewing angle of 3D image IIθ 4Optical efficiency of 3D image Iφ 1Optical efficiency of 3D image IIφ 2Are respectively as
Wherein,pis the pitch of the pinholes and is,wis the aperture width of the pinhole,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array,mis the number of pinholes in the horizontal direction,nis the number of pinholes in the vertical direction,kis the number of pinholes which are continuously arranged in the horizontal direction and correspond to the same grating unit I,tis the light transmission of the polarization grating and the polarization glasses.
Disclosure of Invention
The invention provides a double-vision 3D display method based on a discrete composite gradual change width image element array, which realizes double-vision 3D display through integrated imaging display equipment; the integrated imaging display device is characterized by comprising a display screen, a polarization grating, a pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; the display screen, the polarization grating and the pinhole array are sequentially arranged in parallel and are correspondingly aligned as shown in the attached figures 1, 2 and 3; the polarization grating is attached to the display screen; the horizontal widths of the display screen, the polarization grating and the pinhole array are the same; the vertical widths of the display screen, the polarization grating and the pinhole array are the same; the polarization grating is formed by alternately arranging a grating unit I and a grating unit II, and the polarization direction of the grating unit I is orthogonal to that of the grating unit II; the display screen is used for displaying the discrete composite gradient width image element array; the discrete composite gradient width image element array comprises a plurality of image elements I and image elements II which are arranged in a discrete mode; the horizontal widths of the picture elements I are all the same; the horizontal widths of the image elements II are the same; the horizontal width of picture element I is equal to the horizontal width of picture element II; the vertical width of the image element I is gradually increased from the middle to two sides; the vertical width of the image element II is gradually increased from the middle to two sides; the vertical width of the image element I and the image element II which are positioned on the same line is the same; the center of each image element I is correspondingly aligned with the center of the pinhole corresponding to the image element I; a plurality of image elements I which are discretely arranged in the horizontal direction and a plurality of pinholes which are corresponding to the image elements I and are continuously arranged in the horizontal direction are all correspondingly aligned with the same grating unit I; the center of each image element II is correspondingly aligned with the center of the pinhole corresponding to the image element II; a plurality of image elements II which are discretely arranged in the horizontal direction and a plurality of pinholes which are continuously arranged in the horizontal direction and correspond to the image elements II are correspondingly aligned with the same grating unit II; the image element I reconstructs a 3D image I through the corresponding grating unit I and the pinhole, and light rays emitted by the image element I adjacent to the image element I cannot interfere with the 3D image I reconstructed by the image element I; the image element II reconstructs a 3D image II through the corresponding grating unit II and the pinhole, and the light rays emitted by the image element II adjacent to the image element II cannot interfere with the 3D image II reconstructed by the image element II; the polarization direction of the polarization glasses I is the same as that of the grating unit I, and the polarization direction of the polarization glasses II is the same as that of the grating unit II; only 3D image I can be seen through polarized glasses I and only 3D image II can be seen through polarized glasses II.
Preferably, the first image element in the discrete composite gradient width image element arrayiVertical width of a line picture element IV i Calculated from the following formula
Wherein,pis the pitch of the pinholes and is,V 1is the vertical width of the first row of picture elements I in the array of discrete composite gradient width picture elements,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array,nis the number of pinholes in the vertical direction.
Preferably, the number of pinholes which correspond to the same grating unit I and are continuously arranged in the horizontal direction is equal to the number of pinholes which correspond to the same grating unit II and are continuously arranged in the horizontal direction; pitch of grating unit I and grating unit IIsCalculated from the following formula
Wherein,pis the pitch of the pinholes and is,kis the number of pinholes which are arranged in succession in the horizontal direction corresponding to the same raster unit I.
Preferably, the horizontal spacing width of adjacent picture elements IaA first row of picture elements I and a second row of picture elements IVertical spacing width of line picture elements IbSatisfies the following formula
Wherein,wis the aperture width of the pinhole,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array.
Preferably, the horizontal width of the picture element IhVertical width of the first row of picture elements IV 1Width of horizontal interval of adjacent picture elements IaThe vertical interval width of the first row of picture elements I and the second row of picture elements IbAre respectively as
Wherein,pis the pitch of the pinholes and is,wis the aperture width of the pinhole,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array.
Preferably, the horizontal viewing angle of the 3D image Iθ 1Vertical viewing angle of 3D image Iθ 2Horizontal viewing perspective of 3D image IIθ 3Vertical viewing of 3D images IIAngle of viewθ 4Optical efficiency of 3D image Iφ 1Optical efficiency of 3D image IIφ 2Respectively as follows:
wherein,pis the pitch of the pinholes and is,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array,mis the number of pinholes in the horizontal direction,nis the number of pinholes in the vertical direction,kis the number of pinholes which are continuously arranged in the horizontal direction and correspond to the same grating unit I,tis the light transmittance of the grating unit and the polarization glasses,his the horizontal width of the picture element I,qis the vertical width of the picture element I at the center of the discrete complex gradient width picture element array,V i is the first in the discrete composite gradient width image element arrayiThe vertical width of a line picture element I.
Drawings
FIG. 1 is a schematic diagram of the structure and horizontal direction parameters of the present invention
FIG. 2 is a diagram illustrating the parameters of the image element I and the grating unit I in the vertical direction
FIG. 3 is a schematic diagram of the parameters of the image element II and the grating unit II in the vertical direction
The reference numbers in the figures are:
1. display screen, 2 polarization grating, 3 pinhole array, 4 polarization glasses I, 5 polarization glasses II, 6 grating unit I, 7 grating unit II, 8 image element I, 9 image element II, 10 horizontal spacing of adjacent image element I, 11 horizontal spacing of adjacent image element II, 12 horizontal spacing of adjacent image element I and image element II, 13 vertical spacing of first line image element I and second line image element I, 14 vertical spacing of first line image element II and second line image element II.
It should be understood that the above-described figures are merely schematic and are not drawn to scale.
Detailed Description
The present invention will be described in further detail below with reference to a detailed description of an exemplary embodiment of a method for dual-view 3D display based on an array of discrete composite gradient width image elements according to the present invention. It should be noted that the following examples are only for illustrative purposes and should not be construed as limiting the scope of the present invention, and that the skilled person in the art may make modifications and adaptations of the present invention without departing from the scope of the present invention.
The invention provides a double-vision 3D display method based on a discrete composite gradual change width image element array, which realizes double-vision 3D display through integrated imaging display equipment; the integrated imaging display device is characterized by comprising a display screen, a polarization grating, a pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; the display screen, the polarization grating and the pinhole array are sequentially arranged in parallel and are correspondingly aligned as shown in the attached figures 1, 2 and 3; the polarization grating is attached to the display screen; the horizontal widths of the display screen, the polarization grating and the pinhole array are the same; the vertical widths of the display screen, the polarization grating and the pinhole array are the same; the polarization grating is formed by alternately arranging a grating unit I and a grating unit II, and the polarization direction of the grating unit I is orthogonal to that of the grating unit II; the display screen is used for displaying the discrete composite gradient width image element array; the discrete composite gradient width image element array comprises a plurality of image elements I and image elements II which are arranged in a discrete mode; the horizontal widths of the picture elements I are all the same; the horizontal widths of the image elements II are the same; the horizontal width of picture element I is equal to the horizontal width of picture element II; the vertical width of the image element I is gradually increased from the middle to two sides; the vertical width of the image element II is gradually increased from the middle to two sides; the vertical width of the image element I and the image element II which are positioned on the same line is the same; the center of each image element I is correspondingly aligned with the center of the pinhole corresponding to the image element I; a plurality of image elements I which are discretely arranged in the horizontal direction and a plurality of pinholes which are corresponding to the image elements I and are continuously arranged in the horizontal direction are all correspondingly aligned with the same grating unit I; the center of each image element II is correspondingly aligned with the center of the pinhole corresponding to the image element II; a plurality of image elements II which are discretely arranged in the horizontal direction and a plurality of pinholes which are continuously arranged in the horizontal direction and correspond to the image elements II are correspondingly aligned with the same grating unit II; the image element I reconstructs a 3D image I through the corresponding grating unit I and the pinhole, and light rays emitted by the image element I adjacent to the image element I cannot interfere with the 3D image I reconstructed by the image element I; the image element II reconstructs a 3D image II through the corresponding grating unit II and the pinhole, and the light rays emitted by the image element II adjacent to the image element II cannot interfere with the 3D image II reconstructed by the image element II; the polarization direction of the polarization glasses I is the same as that of the grating unit I, and the polarization direction of the polarization glasses II is the same as that of the grating unit II; only 3D image I can be seen through polarized glasses I and only 3D image II can be seen through polarized glasses II.
Preferably, the first image element in the discrete composite gradient width image element arrayiVertical width of a line picture element IV i Calculated from the following formula
Wherein,pis the pitch of the pinholes and is,V 1is the vertical width of the first row of picture elements I in the array of discrete composite gradient width picture elements,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array,nis the number of pinholes in the vertical direction.
Preferably, the number of pinholes which correspond to the same grating unit I and are continuously arranged in the horizontal direction is equal to the number of pinholes which correspond to the same grating unit II and are continuously arranged in the horizontal direction; pitch of grating unit I and grating unit IIsCalculated from the following formula
Wherein,pis the pitch of the pinholes and is,kis the number of pinholes which are arranged in succession in the horizontal direction corresponding to the same raster unit I.
Preferably, the horizontal spacing width of adjacent picture elements IaThe vertical interval width of the first row of picture elements I and the second row of picture elements IbSatisfies the following formula
Wherein,wis the aperture width of the pinhole,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array.
Preferably, the horizontal width of the picture element IhVertical width of the first row of picture elements IV 1Width of horizontal interval of adjacent picture elements IaThe vertical interval width of the first row of picture elements I and the second row of picture elements IbAre respectively as
Wherein,pis the pitch of the pinholes and is,wis the aperture width of the pinhole,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array.
Preferably, the horizontal viewing angle of the 3D image Iθ 1Vertical viewing angle of 3D image Iθ 2Horizontal viewing perspective of 3D image IIθ 3Vertical viewing angle of 3D image IIθ 4Optical efficiency of 3D image Iφ 1Optical efficiency of 3D image IIφ 2Respectively as follows:
wherein,pis the pitch of the pinholes and is,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array,mis the number of pinholes in the horizontal direction,nis the number of pinholes in the vertical direction,kis the number of pinholes which are continuously arranged in the horizontal direction and correspond to the same grating unit I,tis the light transmittance of the grating unit and the polarization glasses,his the horizontal width of the picture element I,qis the vertical width of the picture element I at the center of the discrete complex gradient width picture element array,V i is the first in the discrete composite gradient width image element arrayiThe vertical width of a line picture element I.
The pitch of the pinholes is 10mm, the aperture width of the pinholes is 2mm, the distance between the display screen and the pinhole array is 10mm, the viewing distance is 500mm, the number of the pinholes which are continuously arranged in the horizontal direction and correspond to the same grating unit I is 2, the number of the pinholes in the horizontal direction is 8, the number of the pinholes in the vertical direction is 6, the light transmittance of the polarization grating and the polarization glasses is 0.5, and then the horizontal width of the image element I is 7.96mm calculated by the formula (5); calculating the vertical widths of the image elements in the 1 st to 6 th rows in the discrete composite gradient width image element array according to the formulas (6) and (1) to obtain the vertical widths of 8.16mm, 7.76mm, 7.36mm, 7.76mm and 8.16mm respectively; calculating by the formula (2) to obtain the pitch of the grating unit I and the grating unit II to be 20 mm; the horizontal viewing angle of the 3D image I, the vertical viewing angle of the 3D image I, the horizontal viewing angle of the 3D image II, the vertical viewing angle of the 3D image II, the optical efficiency of the 3D image I, and the optical efficiency of the 3D image II are respectively 49 °, 50 °, 3.2%, and 3.2% calculated by the formulas (9), (10), and (11); the horizontal viewing angle of the 3D image I, the vertical viewing angle of the 3D image I, the horizontal viewing angle of the 3D image II, the vertical viewing angle of the 3D image II, the optical efficiency of the 3D image I, and the optical efficiency of the 3D image II of the prior art scheme based on the above parameters are 39 °, 2%, and 2%, respectively.
Claims (6)
1. The double-view 3D display method based on the discrete composite gradual change width image element array realizes double-view 3D display through integrated imaging display equipment; the integrated imaging display device is characterized by comprising a display screen, a polarization grating, a pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; the display screen, the polarization grating and the pinhole array are sequentially arranged in parallel and are correspondingly aligned; the polarization grating is attached to the display screen; the horizontal widths of the display screen, the polarization grating and the pinhole array are the same; the vertical widths of the display screen, the polarization grating and the pinhole array are the same; the polarization grating is formed by alternately arranging a grating unit I and a grating unit II, and the polarization direction of the grating unit I is orthogonal to that of the grating unit II; the display screen is used for displaying the discrete composite gradient width image element array; the discrete composite gradient width image element array comprises a plurality of image elements I and image elements II which are arranged in a discrete mode; the horizontal widths of the picture elements I are all the same; the horizontal widths of the image elements II are the same; the horizontal width of picture element I is equal to the horizontal width of picture element II; the vertical width of the image element I is gradually increased from the middle to two sides; the vertical width of the image element II is gradually increased from the middle to two sides; the vertical width of the image element I and the image element II which are positioned on the same line is the same; the center of each image element I is correspondingly aligned with the center of the pinhole corresponding to the image element I; a plurality of image elements I which are discretely arranged in the horizontal direction and a plurality of pinholes which are corresponding to the image elements I and are continuously arranged in the horizontal direction are all correspondingly aligned with the same grating unit I; the center of each image element II is correspondingly aligned with the center of the pinhole corresponding to the image element II; a plurality of image elements II which are discretely arranged in the horizontal direction and a plurality of pinholes which are continuously arranged in the horizontal direction and correspond to the image elements II are correspondingly aligned with the same grating unit II; the image element I reconstructs a 3D image I through the corresponding grating unit I and the pinhole, and light rays emitted by the image element I adjacent to the image element I cannot interfere with the 3D image I reconstructed by the image element I; the image element II reconstructs a 3D image II through the corresponding grating unit II and the pinhole, and the light rays emitted by the image element II adjacent to the image element II cannot interfere with the 3D image II reconstructed by the image element II; the polarization direction of the polarization glasses I is the same as that of the grating unit I, and the polarization direction of the polarization glasses II is the same as that of the grating unit II; only 3D image I can be seen through polarized glasses I and only 3D image II can be seen through polarized glasses II.
2. The method of claim 1, wherein the discrete composite gradient width image element array comprises a first image element array and a second image element arrayiVertical width of a line picture element IV i Calculated from the following formula
Wherein,pis the pitch of the pinholes and is,V 1is the vertical width of the first row of picture elements I in the array of discrete composite gradient width picture elements,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array,nis the number of pinholes in the vertical direction.
3. The method for dual-view 3D display based on the discrete composite gradient width image element array according to claim 2, wherein the number of pinholes corresponding to the same raster unit I and arranged in succession in the horizontal direction is equal to the number of pinholes corresponding to the same raster unit II and arranged in succession in the horizontal direction; pitch of grating unit I and grating unit IIsCalculated from the following formula
Wherein,pis the pitch of the pinholes and is,kis the number of pinholes which are arranged in succession in the horizontal direction corresponding to the same raster unit I.
4. The discrete-type composite gradient-width image element array-based dual-view 3D display method according to claim 3, wherein the horizontal interval width of adjacent image elements IaThe vertical interval width of the first row of picture elements I and the second row of picture elements IbSatisfies the following formula
Wherein,wis the aperture width of the pinhole,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array.
5. The discrete-type composite gradient-width image element array-based dual-view 3D display method according to claim 4, wherein the horizontal width of the image element IhVertical width of the first row of picture elements IV 1Water of adjacent picture element IWidth of flat spaceaThe vertical interval width of the first row of picture elements I and the second row of picture elements IbAre respectively as
Wherein,pis the pitch of the pinholes and is,wis the aperture width of the pinhole,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array.
6. The discrete type composite gradient width image element array-based dual-view 3D display method according to claim 5, wherein the horizontal viewing angle of the 3D image Iθ 1Vertical viewing angle of 3D image Iθ 2Horizontal viewing perspective of 3D image IIθ 3Vertical viewing angle of 3D image IIθ 4Optical efficiency of 3D image Iφ 1Optical efficiency of 3D image IIφ 2Respectively as follows:
wherein,pis the pitch of the pinholes and is,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the pinhole array,mis the number of pinholes in the horizontal direction,nis the number of pinholes in the vertical direction,kis the number of pinholes which are continuously arranged in the horizontal direction and correspond to the same grating unit I,tis the light transmittance of the grating unit and the polarization glasses,his the horizontal width of the picture element I,qis the vertical width of the picture element I at the center of the discrete complex gradient width picture element array,V i is the first in the discrete composite gradient width image element arrayiThe vertical width of a line picture element I.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110355231.4A CN112859364B (en) | 2021-04-01 | 2021-04-01 | Double-vision 3D display method based on discrete composite gradual change width image element array |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110355231.4A CN112859364B (en) | 2021-04-01 | 2021-04-01 | Double-vision 3D display method based on discrete composite gradual change width image element array |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112859364A true CN112859364A (en) | 2021-05-28 |
CN112859364B CN112859364B (en) | 2022-11-18 |
Family
ID=75992059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110355231.4A Active CN112859364B (en) | 2021-04-01 | 2021-04-01 | Double-vision 3D display method based on discrete composite gradual change width image element array |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112859364B (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030184571A1 (en) * | 2002-03-28 | 2003-10-02 | Kabushiki Kaisha Toshiba | Three-dimensional display apparatus |
CN102932659A (en) * | 2012-11-08 | 2013-02-13 | 四川大学 | Method for removing integral imaging three-dimensional displaying crosstalk images |
CN211206974U (en) * | 2020-03-01 | 2020-08-07 | 成都工业学院 | 3D display device based on barrier array |
CN211554501U (en) * | 2020-04-29 | 2020-09-22 | 成都工业学院 | 3D display device based on polarization grating |
CN211928323U (en) * | 2020-06-05 | 2020-11-13 | 成都工业学院 | Double-vision 3D display device based on polarization glasses |
CN212060771U (en) * | 2020-06-17 | 2020-12-01 | 成都工业学院 | Double-vision 3D display device based on gradient pitch rectangular polarization array |
-
2021
- 2021-04-01 CN CN202110355231.4A patent/CN112859364B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030184571A1 (en) * | 2002-03-28 | 2003-10-02 | Kabushiki Kaisha Toshiba | Three-dimensional display apparatus |
CN102932659A (en) * | 2012-11-08 | 2013-02-13 | 四川大学 | Method for removing integral imaging three-dimensional displaying crosstalk images |
CN211206974U (en) * | 2020-03-01 | 2020-08-07 | 成都工业学院 | 3D display device based on barrier array |
CN211554501U (en) * | 2020-04-29 | 2020-09-22 | 成都工业学院 | 3D display device based on polarization grating |
CN211928323U (en) * | 2020-06-05 | 2020-11-13 | 成都工业学院 | Double-vision 3D display device based on polarization glasses |
CN212060771U (en) * | 2020-06-17 | 2020-12-01 | 成都工业学院 | Double-vision 3D display device based on gradient pitch rectangular polarization array |
Also Published As
Publication number | Publication date |
---|---|
CN112859364B (en) | 2022-11-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108776388B (en) | Double-view 3D display device and method based on gradient slit grating | |
CN112485920B (en) | Double-vision 3D display device based on stepped gradual change aperture pinhole array | |
CN112859365B (en) | Double-vision 3D display method based on gradient aperture pinhole array | |
CN111781737A (en) | High-resolution double-view 3D display device and method | |
CN113741052A (en) | High-resolution 3D display device based on stepped gradient aperture polarization slit grating | |
CN113009709B (en) | Double-vision 3D display method based on composite pinhole array | |
CN111856774A (en) | High-resolution and high-optical-efficiency dual-view 3D display device and method | |
CN112859368B (en) | Double-vision 3D display method based on stepped gradient aperture pinhole array | |
CN113031297B (en) | Double-vision 3D display method based on polarized glasses | |
CN111781738A (en) | Double-vision 3D display device with large visual angle and high resolution ratio | |
CN112859372B (en) | Double-vision 3D display method based on composite pinhole array | |
CN112859364B (en) | Double-vision 3D display method based on discrete composite gradual change width image element array | |
CN112859367B (en) | Double-vision 3D display method based on discrete composite image element array | |
CN112485919B (en) | Double-vision 3D display device based on gradual change pitch point light source array | |
CN112485911B (en) | Double-vision 3D display device based on stepped gradient aperture pinhole array | |
CN112485921B (en) | Double-vision 3D display device based on polarization grating | |
CN111781735A (en) | Double-vision 3D display device and method based on polarization array | |
CN113741047A (en) | 3D display device based on step gradual change aperture polarization slit grating | |
CN113741054A (en) | High resolution and wide viewing angle 3D display device | |
CN113741045A (en) | High-imaging-efficiency 3D display device based on composite polarization pinhole array | |
CN112485922A (en) | Double-vision 3D display device based on gradual change width point light source array | |
CN112859373B (en) | 3D display method based on discrete composite image element array | |
CN111781742A (en) | Double-vision 3D display device based on stepped gradient composite pinhole array | |
CN112859369B (en) | Double-view 3D display method based on double display screens | |
CN113031302B (en) | Integrated imaging 3D display method based on discrete image element array |
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 | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20221026 Address after: No.699, Checheng East 7th Road, Longquanyi District, Chengdu, Sichuan Province, 610000 Applicant after: CHENGDU AERONAUTIC POLYTECHNIC Address before: 610031 Sichuan province Chengdu City Street No. 2 Applicant before: CHENGDU TECHNOLOGICAL University |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |