CN112859363B - 3D display method based on double display screens - Google Patents
3D display method based on double display screens Download PDFInfo
- Publication number
- CN112859363B CN112859363B CN202110355225.9A CN202110355225A CN112859363B CN 112859363 B CN112859363 B CN 112859363B CN 202110355225 A CN202110355225 A CN 202110355225A CN 112859363 B CN112859363 B CN 112859363B
- Authority
- CN
- China
- Prior art keywords
- pinhole
- image
- image element
- display
- display screen
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003384 imaging method Methods 0.000 claims abstract description 19
- 239000011295 pitch Substances 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 14
- 230000010287 polarization Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 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
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
- H04N13/31—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention discloses a 3D display method based on double display screens, which realizes 3D display through integrated imaging display equipment; the integrated imaging display device comprises a display screen I, a pinhole polaroid I, a display screen II and a pinhole polaroid II; each image element I reconstructs a 3D image I through a pinhole II and a pinhole IV corresponding to the image element I, and light rays emitted by the image elements I adjacent to the image element I cannot interfere with the 3D image reconstructed by the image element I; each image element II is illuminated by light rays emitted by the pinhole I and the pinhole III corresponding to the image element II to reconstruct a 3D image II, and the light rays emitted by the pinhole I and the pinhole III adjacent to the pinhole I and the pinhole III corresponding to the image element II do not interfere with the 3D image II reconstructed by the image element II; the 3D image I and the 3D image II are merged into one high resolution 3D image in the viewing zone.
Description
Technical Field
The invention relates to 3D display, in particular to a 3D display method based on double display screens.
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. Compared with the integrated imaging 3D display based on the micro-lens array, the integrated imaging 3D display based on the pinhole array has the advantages of low cost, light weight, thin device thickness, no limitation on the pitch by the manufacturing process and the like.
By adopting double display screens and matched pinhole polarizers, the resolution ratio can be doubled. However, the conventional dual-display-screen-based integrated imaging 3D display has the following problems:
the image element array I positioned on the display screen I is formed by closely arranging a plurality of image elements I; each image element I reconstructs a 3D image I through the pinhole II and the pinhole IV corresponding to the image element I, however, a part of light rays emitted by the image elements I adjacent to the image element I also pass through the pinhole II and the pinhole IV corresponding to the image element I and interfere with the 3D image I reconstructed by the image element I; the image element array II positioned on the display screen II is formed by closely arranging a plurality of image elements II; each image element II is illuminated by light rays emitted by the pinhole I and the pinhole III corresponding to the image element II to reconstruct a 3D image II, however, a part of light rays emitted by the pinhole I and the pinhole III adjacent to the pinhole I and the pinhole III corresponding to the image element II also illuminate the image element and interfere with the 3D image II reconstructed by the image element II; thereby reducing the viewing angle. Viewing angle of traditional integrated imaging 3D display based on double display screensθ 1 And a vertical viewing angleθ 2 Respectively as follows:
wherein,pis the pitch of the pinholes I and,wis the aperture width of the pinhole I,lis the distance of viewing of the image,gis the distance between the display screen I and the display screen II,mis the number of picture elements I in the horizontal direction,nis the number of picture elements I in the vertical direction.
Disclosure of Invention
The invention provides a 3D display method based on double display screens, which realizes 3D display through integrated imaging display equipment; the integrated imaging display device is characterized by comprising a display screen I, a pinhole polaroid I, a display screen II and a pinhole polaroid II; as shown in the attached figures 1 and 2, a display screen I, a pinhole polaroid I, a display screen II and a pinhole polaroid II are sequentially arranged in parallel; the pinhole polaroid I is attached to the display screen I, and the pinhole polaroid II is attached to the display screen II; the pinhole polarizer I is provided with a pinhole array I, and the pinhole polarizer II is provided with a pinhole array II, as shown in figures 3 and 4; the polarization direction of the pinhole polaroid I is orthogonal to that of the pinhole polaroid II; the display screen I is used for displaying a composite discrete image element array I, the composite discrete image element array I comprises a discrete image element array I and a pinhole array III, the display screen II is used for displaying a composite discrete image element array II, and the composite discrete image element array II comprises a discrete image element array II and a pinhole array IV, as shown in the attached figures 5 and 6; the discrete image element array I comprises a plurality of image elements I which are arranged discretely; the widths of the image elements I are the same; the interval widths of the adjacent image elements I are the same; the center of each image element I is correspondingly aligned with the centers of the pinhole II and the pinhole IV corresponding to the image element I; the discrete image element array II comprises a plurality of image elements II which are arranged discretely; the width of the image elements II is the same; the interval widths of the adjacent image elements II are the same; the center of each image element II is correspondingly aligned with the centers of the pinhole I and the pinhole III corresponding to the image element II; each image element I reconstructs a 3D image I through a pinhole II and a pinhole IV which correspond to the image element I, and light rays emitted by the image elements I adjacent to the image element I cannot interfere with the 3D image reconstructed by the image element I; each image element II is illuminated by light rays emitted by the pinhole I and the pinhole III corresponding to the image element II to reconstruct a 3D image II, and the light rays emitted by the pinhole I and the pinhole III adjacent to the pinhole I and the pinhole III corresponding to the image element II do not interfere with the 3D image II reconstructed by the image element II; the 3D image I and the 3D image II are merged into one high resolution 3D image in the viewing zone.
Preferably, the pitches of the pinholes I, the pinholes II, the pinholes III and the pinholes IV are the same; the aperture widths of the pinholes I and III are the same; the aperture widths of the pinholes II and IV are the same; interval width of adjacent picture elements IaAnd the width of the interval between adjacent picture elements IIbSatisfies the following formula
Wherein,pis the pitch of the pinholes I and,wis the aperture width of the pinhole I,vis the aperture width of the pinhole II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II.
Preferably, the width of the picture element IqThe width of the interval between adjacent picture elements IaWidth of picture element IIhAnd the width of the interval between adjacent picture elements IbRespectively as follows:
wherein,pis the pitch of the pinholes I and,wis the aperture width of the pinhole I,vis the aperture width of the pinhole II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II.
Preferably, the number of picture elements I in the horizontal direction is equal to the number of picture elements II in the horizontal direction; the number of picture elements I in the vertical direction is equal to the number of picture elements II in the vertical direction; horizontal viewing perspective for integrated imaging 3D displayθ 1 And vertical viewing angleθ 2 Respectively as follows:
wherein,pis the pitch of the pinholes I and,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II,mis the number of picture elements I in the horizontal direction,nis the number of picture elements I in the vertical direction.
Drawings
FIG. 1 is a schematic view of the present invention in a horizontal direction
FIG. 2 is a schematic view of the present invention in a vertical direction
FIG. 3 is a schematic view of a pinhole polarizer I of the present invention
FIG. 4 is a schematic diagram of a pinhole polarizer II of the present invention
FIG. 5 is a schematic diagram of a composite discrete image element array I according to the present invention
FIG. 6 is a schematic diagram of a composite discrete image element array II according to the present invention
The figures in the above drawings are numbered:
1. display screen I, 2 pinhole polarizers I,3 display screen II,4 pinhole polarizers II,5 pinhole I,6 pinhole II,7 pinhole III,8 pinhole IV,9 picture elements I,10 picture elements II,11 interval of adjacent picture elements I, 12 interval of adjacent picture elements 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 an exemplary embodiment of a dual-display-screen-based 3D display method according to the present invention. It should be noted that the following examples are given by way of illustration only and should not be construed as limiting the scope of the present invention, which is intended to be encompassed by the present invention as set forth herein.
The invention provides a 3D display method based on double display screens, which realizes 3D display through integrated imaging display equipment; the integrated imaging display device is characterized by comprising a display screen I, a pinhole polaroid I, a display screen II and a pinhole polaroid II; as shown in the attached figures 1 and 2, a display screen I, a pinhole polaroid I, a display screen II and a pinhole polaroid II are sequentially arranged in parallel; the pinhole polaroid I is attached to the display screen I, and the pinhole polaroid II is attached to the display screen II; the pinhole polarizer I is provided with a pinhole array I, and the pinhole polarizer II is provided with a pinhole array II, as shown in figures 3 and 4; the polarization direction of the pinhole polaroid I is orthogonal to that of the pinhole polaroid II; the display screen I is used for displaying a composite discrete image element array I, the composite discrete image element array I comprises a discrete image element array I and a pinhole array III, the display screen II is used for displaying a composite discrete image element array II, the composite discrete image element array II comprises a discrete image element array II and a pinhole array IV, as shown in fig. 5 and 6; the discrete image element array I comprises a plurality of image elements I which are arranged discretely; the widths of the image elements I are the same; the interval widths of the adjacent image elements I are the same; the center of each image element I is correspondingly aligned with the centers of the pinhole II and the pinhole IV corresponding to the image element I; the discrete image element array II comprises a plurality of image elements II which are arranged discretely; the width of the image elements II is the same; the interval widths of the adjacent image elements II are the same; the center of each image element II is correspondingly aligned with the centers of the pinhole I and the pinhole III corresponding to the image element II; each image element I reconstructs a 3D image I through a pinhole II and a pinhole IV corresponding to the image element I, and light rays emitted by the image elements I adjacent to the image element I cannot interfere with the 3D image reconstructed by the image element I; each image element II is illuminated by light rays emitted by the pinhole I and the pinhole III corresponding to the image element II to reconstruct a 3D image II, and the light rays emitted by the pinhole I and the pinhole III adjacent to the pinhole I and the pinhole III corresponding to the image element II do not interfere with the 3D image II reconstructed by the image element II; the 3D image I and the 3D image II are merged into one high resolution 3D image in the viewing zone.
Preferably, the pitches of the pinholes I, II, III and IV are the same; the aperture widths of the pinholes I and III are the same; the aperture widths of the pinholes II and IV are the same; width of interval between adjacent picture elements IaAnd the width of the interval between adjacent picture elements IIbSatisfies the following formula
Wherein,pis the pitch of the pinholes I and,wis the aperture width of the pinhole I,vis the aperture width of the pinhole II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II.
Preferably, the width of the picture element IqWidth of interval between adjacent picture elements IaWidth of picture element IIhAnd spacing of adjacent picture elements IWidth ofbRespectively as follows:
wherein,pis the pitch of the pinholes I and,wis the aperture width of the pinhole I,vis the aperture width of the pinhole II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II.
Preferably, the number of picture elements I in the horizontal direction is equal to the number of picture elements II in the horizontal direction; the number of picture elements I in the vertical direction is equal to the number of picture elements II in the vertical direction; horizontal viewing perspective for integrated imaging 3D displayθ 1 And a vertical viewing angleθ 2 Respectively as follows:
wherein,pis the pitch of the pinholes I and,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II,mis the number of picture elements I in the horizontal direction,nis the number of picture elements I in the vertical direction.
The pitch of the pinhole I is 5mm, the aperture width of the pinhole I is 1mm, the aperture width of the pinhole II is 1mm, the number of the image elements I in the horizontal direction is 10, the number of the image elements I in the vertical direction is 6, the number of the image elements II in the horizontal direction is 10, the number of the image elements II in the vertical direction is 6, the viewing distance is 500mm, and the distance between the display screen I and the pinhole polarizer II is 5mm, so that the width of the image element I and the interval width of the adjacent image elements I are respectively 3.99mm and 1.01mm by calculation of the formulas (3) and (4); calculating the width of the image element II and the spacing width of the adjacent image elements II to be 3.96mm and 1.01mm respectively according to the formulas (5) and (6); as calculated from equations (7) and (8), the horizontal viewing angle and the vertical viewing angle of the integrated imaging 3D display are 49 ° and 51 °, respectively. The horizontal viewing angle and the vertical viewing angle of the conventional dual-display-screen-based integrated imaging 3D display based on the above parameters are 39 ° and 40 °, respectively.
Claims (3)
1. The method comprises the steps of realizing 3D display through integrated imaging display equipment based on a 3D display method with double display screens; the integrated imaging display device is characterized by comprising a display screen I, a pinhole polaroid I, a display screen II and a pinhole polaroid II; the display screen I, the pinhole polaroid I, the display screen II and the pinhole polaroid II are sequentially arranged in parallel; the pinhole polaroid I is attached to the display screen I, and the pinhole polaroid II is attached to the display screen II; the pinhole polaroid I is provided with a pinhole array I, and the pinhole polaroid II is provided with a pinhole array II; the polarization direction of the pinhole polaroid I is orthogonal to that of the pinhole polaroid II; the display screen I is used for displaying a composite discrete image element array I, the composite discrete image element array I comprises a discrete image element array I and a pinhole array III, the display screen II is used for displaying a composite discrete image element array II, and the composite discrete image element array II comprises a discrete image element array II and a pinhole array IV; the discrete image element array I comprises a plurality of image elements I which are arranged discretely; the widths of the image elements I are the same; the interval widths of the adjacent image elements I are the same; the center of each image element I is correspondingly aligned with the centers of the pinhole II and the pinhole IV corresponding to the image element I; the discrete image element array II comprises a plurality of image elements II which are arranged discretely; drawing (A)The widths of the pixel elements II are the same; the interval widths of the adjacent image elements II are the same; the center of each image element II is correspondingly aligned with the centers of the pinhole I and the pinhole III corresponding to the image element II; the pitches of the pinholes I, the pinholes II, the pinholes III and the pinholes IV are the same; the aperture widths of the pinholes I and III are the same; the aperture widths of the pinholes II and IV are the same; interval width of adjacent picture elements IaAnd the width of the interval between adjacent picture elements IIbSatisfies the following formula
Wherein,pis the pitch of the pinholes I and,wis the aperture width of the pinhole I,vis the aperture width of the pinhole II,lis the distance of viewing of the image,gthe distance between the display screen I and the pinhole polaroid II is set; each image element I reconstructs a 3D image I through a pinhole II and a pinhole IV which correspond to the image element I, and light rays emitted by the image elements I adjacent to the image element I cannot interfere with the 3D image reconstructed by the image element I; each image element II is illuminated by light rays emitted by the pinhole I and the pinhole III corresponding to the image element II to reconstruct a 3D image II, and the light rays emitted by the pinhole I and the pinhole III adjacent to the pinhole I and the pinhole III corresponding to the image element II do not interfere with the 3D image II reconstructed by the image element II; the 3D image I and the 3D image II are merged into one high resolution 3D image in the viewing zone.
2. Dual-display-screen based 3D display method according to claim 1, wherein the width of the picture element IqThe width of the interval between adjacent picture elements IaWidth of picture element IIhAnd the width of the interval between adjacent picture elements IbRespectively as follows:
wherein,pis the pitch of the pinholes I and,wis the aperture width of the pinhole I,vis the aperture width of the pinhole II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II.
3. The dual-screen based 3D display method according to claim 2, wherein the number of picture elements I in the horizontal direction is equal to the number of picture elements II in the horizontal direction; the number of picture elements I in the vertical direction is equal to the number of picture elements II in the vertical direction; horizontal viewing perspective for integrated imaging 3D displayθ 1 And a vertical viewing angleθ 2 Respectively as follows:
wherein,pis the pitch of the pinholes I and,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the pinhole polarizer II,mis the number of picture elements I in the horizontal direction,nis the number of picture elements I in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110355225.9A CN112859363B (en) | 2021-04-01 | 2021-04-01 | 3D display method based on double display screens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110355225.9A CN112859363B (en) | 2021-04-01 | 2021-04-01 | 3D display method based on double display screens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112859363A CN112859363A (en) | 2021-05-28 |
| CN112859363B true CN112859363B (en) | 2022-11-15 |
Family
ID=75992082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110355225.9A Active CN112859363B (en) | 2021-04-01 | 2021-04-01 | 3D display method based on double display screens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112859363B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080103407A (en) * | 2007-05-23 | 2008-11-27 | 광운대학교 산학협력단 | 3d image display method and system thereof |
| JP2009204930A (en) * | 2008-02-28 | 2009-09-10 | Nippon Hoso Kyokai <Nhk> | Stereoscopic image display device |
| WO2017071534A1 (en) * | 2015-10-30 | 2017-05-04 | 成都工业学院 | Integral imaging 3d display device and method employing dual display screens |
| CN208432807U (en) * | 2018-08-13 | 2019-01-25 | 成都工业学院 | A kind of wide viewing angle and high-resolution double vision 3D display device |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7265775B2 (en) * | 2002-03-28 | 2007-09-04 | Kabushiki Kaisha Toshiba | Three-dimensional display apparatus |
| US7425951B2 (en) * | 2002-12-27 | 2008-09-16 | Kabushiki Kaisha Toshiba | Three-dimensional image display apparatus, method of distributing elemental images to the display apparatus, and method of displaying three-dimensional image on the display apparatus |
| EP1708010A1 (en) * | 2005-03-28 | 2006-10-04 | Kabushiki Kaisha Toshiba | Image display apparatus |
| CN101295090B (en) * | 2007-04-27 | 2010-12-29 | 群康科技(深圳)有限公司 | LCD device |
| US9146403B2 (en) * | 2010-12-01 | 2015-09-29 | Massachusetts Institute Of Technology | Content-adaptive parallax barriers for automultiscopic display |
| CN102868900B (en) * | 2012-10-09 | 2014-06-18 | 四川大学 | Wide viewing angle and crosstalk-free integrated imaging three-dimensional display device |
| CN102932659B (en) * | 2012-11-08 | 2014-11-19 | 四川大学 | Method for removing integral imaging three-dimensional displaying crosstalk images |
| CN103698967B (en) * | 2013-12-09 | 2016-01-13 | 四川大学 | A kind of projection integration imaging 3D display device |
| CN103676178B (en) * | 2013-12-19 | 2018-05-29 | 深圳市华星光电技术有限公司 | A kind of display |
| CN103823308B (en) * | 2014-03-04 | 2015-11-04 | 四川大学 | A kind of integration imaging double vision 3D display device based on polarization grating |
| CN104503097B (en) * | 2015-01-08 | 2016-07-06 | 四川大学 | Penetration integration imaging 3D display device based on polarization pinhole array |
| JP6633884B2 (en) * | 2015-10-20 | 2020-01-22 | 日本放送協会 | 3D image display device |
| JP6660166B2 (en) * | 2015-12-16 | 2020-03-11 | 日本放送協会 | 3D image display device |
| CN209311807U (en) * | 2019-02-04 | 2019-08-27 | 成都工业学院 | High-resolution integration imaging 3D display device without crosstalk |
| CN212540918U (en) * | 2019-07-28 | 2021-02-12 | 成都工业学院 | Double-vision 3D display device with uniform resolution |
| CN110262052B (en) * | 2019-07-28 | 2024-03-08 | 成都航空职业技术学院 | Uniform resolution 3D display device based on double display screens |
-
2021
- 2021-04-01 CN CN202110355225.9A patent/CN112859363B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080103407A (en) * | 2007-05-23 | 2008-11-27 | 광운대학교 산학협력단 | 3d image display method and system thereof |
| JP2009204930A (en) * | 2008-02-28 | 2009-09-10 | Nippon Hoso Kyokai <Nhk> | Stereoscopic image display device |
| WO2017071534A1 (en) * | 2015-10-30 | 2017-05-04 | 成都工业学院 | Integral imaging 3d display device and method employing dual display screens |
| CN208432807U (en) * | 2018-08-13 | 2019-01-25 | 成都工业学院 | A kind of wide viewing angle and high-resolution double vision 3D display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112859363A (en) | 2021-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108761824B (en) | Crosstalk-free and high-resolution double-vision 3D display device and method | |
| CN112859371B (en) | Wide-view-angle 3D display method based on stepped gradient aperture slit grating | |
| CN112859374A (en) | 3D display method based on gradient aperture slit grating | |
| CN113009709B (en) | Double-vision 3D display method based on composite pinhole array | |
| CN212540918U (en) | Double-vision 3D display device with uniform resolution | |
| CN214795442U (en) | Integrated imaging double-view 3D display device based on polaroid | |
| CN112859365B (en) | Double-vision 3D display method based on gradient aperture pinhole array | |
| CN211014878U (en) | Wide-viewing-angle 3D display device | |
| CN212540919U (en) | Uniform resolution 3D display device based on double display screens | |
| CN110068934B (en) | One-dimensional integrated imaging double-vision 3D display device and method based on polaroid | |
| CN110099272B (en) | Integrated imaging double-vision 3D display device and method based on composite pinhole array | |
| CN110389454B (en) | Integrated imaging double-vision 3D display device based on rectangular polarization array | |
| CN112859363B (en) | 3D display method based on double display screens | |
| CN112859372B (en) | Double-vision 3D display method based on composite pinhole array | |
| CN112859368B (en) | Double-vision 3D display method based on stepped gradient aperture pinhole array | |
| CN211149100U (en) | 3D display device based on rectangular polarization array | |
| CN113031297B (en) | Double-vision 3D display method based on polarized glasses | |
| CN110297335B (en) | Double-vision 3D display device based on micro-lens array and polarization grating | |
| CN209497544U (en) | Integration imaging double vision 3D display device based on compound pinhole array | |
| CN110398843B (en) | Dual-view 3D display device with wide view angle and uniform resolution | |
| CN108919506B (en) | Dual-view 3D display device and method | |
| CN112859369B (en) | Double-view 3D display method based on double display screens | |
| CN112859373B (en) | 3D display method based on discrete composite image element array | |
| CN113031302B (en) | Integrated imaging 3D display method based on discrete image element array | |
| CN112859364B (en) | Double-vision 3D display method based on discrete composite gradual change width 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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221024 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 |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |