CN214751129U - Integrated imaging double-vision 3D display device based on polarization array - Google Patents
Integrated imaging double-vision 3D display device based on polarization array Download PDFInfo
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Abstract
The utility model discloses an integrated imaging double-vision 3D display device based on a polarization array, which comprises a display screen, the polarization array, a composite pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; the polarization units I and II are sequentially arranged in odd-numbered rows, and the polarization units II and I are sequentially arranged in even-numbered rows; the one-dimensional image element I is used for reconstructing a one-dimensional 3D image I through the corresponding polarization unit I and the one-dimensional pinhole, and the two-dimensional image element I is used for reconstructing a two-dimensional 3D image I through the corresponding polarization unit I and the two-dimensional pinhole; the one-dimensional image element II is used for reconstructing a one-dimensional 3D image II through the corresponding polarization unit II and the one-dimensional pinhole, and the two-dimensional image element II is used for reconstructing a two-dimensional 3D image II through the corresponding polarization unit II and the two-dimensional pinhole; and (3) observing a high-resolution 3D image I through the polarized glasses I, and observing a high-resolution 3D image II through the polarized glasses II.
Description
Technical Field
The utility model relates to a 3D shows, more specifically says, the utility model relates to an integrated formation of image double vision 3D display device based on polarization array.
Background
The integrated imaging double-vision 3D display can present two true 3D pictures on the same display screen, and viewers wearing different polarized glasses can see one true 3D picture, so that the requirements of a plurality of viewers are met on one display screen. Although the integrated imaging double-view 3D display based on the polarization array has the defects of complex manufacturing process, high cost and the like, the integrated imaging double-view 3D display has the advantages of no odd column or even column pixel missing. However, the existing integrated imaging dual-view 3D display based on polarization array still has the problems of low resolution and viewing angle in inverse proportion to the number of image elements in the horizontal direction.
Disclosure of Invention
The utility model provides an integrated imaging double-vision 3D display device based on a polarization array, as shown in attached figures 1 and 2, which is characterized by comprising a display screen, a polarization array, a composite pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; the display screen, the polarization array and the composite pinhole array are sequentially arranged in parallel and are correspondingly aligned; the polarization array is tightly attached to the display screen; the polarization array comprises a polarization unit I and a polarization unit II; the polarization units I and II are sequentially arranged in odd-numbered rows, and the polarization units II and I are sequentially arranged in even-numbered rows; the polarization direction of the polarization unit I is orthogonal to that of the polarization unit II; the composite pinhole array comprises one-dimensional pinholes and two-dimensional pinholes, as shown in figure 3;the one-dimensional pinholes and the two-dimensional pinholes are sequentially arranged in odd rows, and the two-dimensional pinholes and the one-dimensional pinholes are sequentially arranged in even rows; the display screen displays the composite micro-image array as shown in figure 4; the composite micro-image array comprises a one-dimensional image element I, a two-dimensional image element I, a one-dimensional image element II and a two-dimensional image element II; the one-dimensional image element I and the two-dimensional image element I are obtained through a 3D scene I; the one-dimensional image element II and the two-dimensional image element II are obtained through a 3D scene II; the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are sequentially arranged in odd-numbered lines, and the two-dimensional image element II, the one-dimensional image element II, the two-dimensional image element I and the one-dimensional image element I are sequentially arranged in even-numbered lines; the pitches of the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are the same; the number of the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II in the horizontal direction is equal, and the number of the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II in the vertical direction is equal; the number of one-dimensional pinholes in the horizontal direction and the number of two-dimensional pinholes in the horizontal direction are equal to twice the number of one-dimensional image elements I in the horizontal direction, and the number of one-dimensional pinholes in the vertical direction and the number of two-dimensional pinholes in the vertical direction are equal to the number of one-dimensional image elements I in the vertical direction; the pitches of the one-dimensional pinholes and the two-dimensional pinholes are the same; the aperture widths of the one-dimensional pinholes and the two-dimensional pinholes are the same; pitch of one-dimensional pinholeqCalculated from the following formula:
wherein,pis the pitch of the one-dimensional picture elements I,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the composite pinhole array; the horizontal pitches of the polarization unit I and the polarization unit II are equal to twice of the pitch of the one-dimensional image element I, and the vertical pitches of the polarization unit I and the polarization unit II are equal to the pitch of the one-dimensional image element I; the polarization direction of the polarization glasses I is the same as that of the polarization unit I, and the polarization direction of the polarization glasses II is the same as that of the polarization unit II; one-dimensional picture element I transmits the corresponding polarizationA one-dimensional 3D image I is reconstructed by the unit I and the one-dimensional pinhole, and a two-dimensional 3D image I is reconstructed by the two-dimensional image unit I through the corresponding polarization unit I and the two-dimensional pinhole; the one-dimensional 3D image I and the two-dimensional 3D image I are combined into a high-resolution 3D image I; the one-dimensional image element II is used for reconstructing a one-dimensional 3D image II through the corresponding polarization unit II and the one-dimensional pinhole, and the two-dimensional image element II is used for reconstructing a two-dimensional 3D image II through the corresponding polarization unit II and the two-dimensional pinhole; the one-dimensional 3D image II and the two-dimensional 3D image II are combined into a high-resolution 3D image II; and (3) observing a high-resolution 3D image I through the polarized glasses I, and observing a high-resolution 3D image II through the polarized glasses II.
Preferably, the horizontal resolution of the odd lines of the 3D image Ih 1Even line horizontal resolution of 3D image Ih 2Odd column vertical resolution of 3D image Iv 1Even column vertical resolution of 3D image Iv 2Viewing angle of 3D image Iθ 1Odd line horizontal resolution of 3D image IIh 3Even line horizontal resolution of 3D image IIh 4Odd column vertical resolution of 3D image IIv 3Even column vertical resolution of 3D image IIv 4Viewing angle of 3D image IIθ 3Are respectively as
Wherein,m 1is the number of one-dimensional pinholes in the horizontal direction,n 1is the number of one-dimensional pinholes in the vertical direction,pis the pitch of the one-dimensional picture elements I,xis the pitch of the individual pixels of the display I and the display II,wis the aperture width of the one-dimensional pinhole.
Drawings
FIG. 1 is a schematic diagram of the structure and odd row parameters of the present invention
FIG. 2 is a schematic diagram of the structure and even-numbered row parameters of the present invention
FIG. 3 is a schematic diagram of the composite pinhole array of the present invention
FIG. 4 is a schematic diagram of a composite micro-image array according to the present invention
The reference numbers in the figures are:
1. the display screen comprises a display screen, 2. a polarization array, 3. a composite pinhole array, 4. a polarization unit I, 5. a polarization unit II, 6. a polarization glasses I, 7. a polarization glasses II, 8. a one-dimensional pinhole, 9. a two-dimensional pinhole, 10. a one-dimensional image element I, 11. a two-dimensional image element I, 12. a one-dimensional image element II, 13. a two-dimensional image element II, 14.3D image I and 15.3D image II.
It should be understood that the above-described figures are merely schematic and are not drawn to scale.
Detailed Description
The following describes in detail an exemplary embodiment of the integrated imaging dual-view 3D display device based on polarization array, and the present invention is further described in detail. It is necessary to point out here that the following examples are only used for further illustration of the present invention, and should not be understood as limiting the scope of the present invention, and those skilled in the art can make some non-essential improvements and modifications to the present invention according to the above-mentioned contents of the present invention, and still fall into the scope of the present invention.
The utility model provides an integrated imaging double-vision 3D display device based on a polarization array, as shown in attached figures 1 and 2, which is characterized by comprising a display screen, a polarization array, a composite pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; the display screen, the polarization array and the composite pinhole array are sequentially arranged in parallel and are correspondingly aligned; the polarization array is tightly attached to the display screen; the polarization array comprises a polarization unit I and a polarization unit II; the polarization units I and II are sequentially arranged in odd-numbered rows, and the polarization units II and I are sequentially arranged in even-numbered rows; the polarization direction of the polarization unit I is orthogonal to that of the polarization unit II; the composite pinhole array comprises one-dimensional pinholes and two-dimensional pinholes, as shown in figure 3; the one-dimensional pinholes and the two-dimensional pinholes are sequentially arranged in odd rows, and the two-dimensional pinholes and the one-dimensional pinholes are sequentially arranged in even rows; the display screen displays the composite micro-image array as shown in figure 4; the composite micro-image array comprises a one-dimensional image element I, a two-dimensional image element I, a one-dimensional image element II and a two-dimensional image element II; the one-dimensional image element I and the two-dimensional image element I are obtained through a 3D scene I; the one-dimensional image element II and the two-dimensional image element II are obtained through a 3D scene II; the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are sequentially arranged in odd-numbered lines, and the two-dimensional image element II, the one-dimensional image element II, the two-dimensional image element I and the one-dimensional image element I are sequentially arranged in even-numbered lines; the pitches of the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are the same; one-dimensional picture element I, two-dimensional picture element I, one-dimensional picture element II and two in horizontal directionThe number of the dimension image elements II is equal, and the number of the dimension image elements I, the two-dimension image elements I, the one-dimension image elements II and the two-dimension image elements II in the vertical direction is equal; the number of one-dimensional pinholes in the horizontal direction and the number of two-dimensional pinholes in the horizontal direction are equal to twice the number of one-dimensional image elements I in the horizontal direction, and the number of one-dimensional pinholes in the vertical direction and the number of two-dimensional pinholes in the vertical direction are equal to the number of one-dimensional image elements I in the vertical direction; the pitches of the one-dimensional pinholes and the two-dimensional pinholes are the same; the aperture widths of the one-dimensional pinholes and the two-dimensional pinholes are the same; pitch of one-dimensional pinholeqCalculated from the following formula:
wherein,pis the pitch of the one-dimensional picture elements I,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the composite pinhole array; the horizontal pitches of the polarization unit I and the polarization unit II are equal to twice of the pitch of the one-dimensional image element I, and the vertical pitches of the polarization unit I and the polarization unit II are equal to the pitch of the one-dimensional image element I; the polarization direction of the polarization glasses I is the same as that of the polarization unit I, and the polarization direction of the polarization glasses II is the same as that of the polarization unit II; the one-dimensional image element I is used for reconstructing a one-dimensional 3D image I through the corresponding polarization unit I and the one-dimensional pinhole, and the two-dimensional image element I is used for reconstructing a two-dimensional 3D image I through the corresponding polarization unit I and the two-dimensional pinhole; the one-dimensional 3D image I and the two-dimensional 3D image I are combined into a high-resolution 3D image I; the one-dimensional image element II is used for reconstructing a one-dimensional 3D image II through the corresponding polarization unit II and the one-dimensional pinhole, and the two-dimensional image element II is used for reconstructing a two-dimensional 3D image II through the corresponding polarization unit II and the two-dimensional pinhole; the one-dimensional 3D image II and the two-dimensional 3D image II are combined into a high-resolution 3D image II; and (3) observing a high-resolution 3D image I through the polarized glasses I, and observing a high-resolution 3D image II through the polarized glasses II.
Preferably, the horizontal resolution of the odd lines of the 3D image Ih 1Even line horizontal resolution of 3D image Ih 23D image IOdd column vertical resolutionv 1Even column vertical resolution of 3D image Iv 2Viewing angle of 3D image Iθ 1Odd line horizontal resolution of 3D image IIh 3Even line horizontal resolution of 3D image IIh 4Odd column vertical resolution of 3D image IIv 3Even column vertical resolution of 3D image IIv 4Viewing angle of 3D image IIθ 3Are respectively as
Wherein,m 1is the number of one-dimensional pinholes in the horizontal direction,n 1is the number of one-dimensional pinholes in the vertical direction,pis the pitch of the one-dimensional picture elements I,xis the pitch of the individual pixels of the display I and the display II,wis the aperture width of the one-dimensional pinhole.
The pitch of the one-dimensional image element I is 10mm, the viewing distance is 90mm, the distance between the display screen and the composite pinhole array is 10mm, the number of the one-dimensional pinholes in the horizontal direction is 4, the number of the one-dimensional pinholes in the vertical direction is 2, the pitch of a single pixel of the display screen I and the display screen II is 1mm, the aperture width of the one-dimensional pinholes is 1mm, the pitch of the one-dimensional pinholes is 9mm calculated by the formula (1), and the odd-row horizontal resolution of the 3D image I, the even-row horizontal resolution of the 3D image I, the odd-row vertical resolution of the 3D image I, the even-row vertical resolution of the 3D image I and the viewing angle of the 3D image I are 4, 20, 2 and 48 degrees respectively calculated by the formulas (2), (3), (4) and (5); the horizontal resolution of odd rows of the 3D image II, the horizontal resolution of even rows of the 3D image II, the vertical resolution of odd columns of the 3D image II, the vertical resolution of even columns of the 3D image II, the viewing angle of the 3D image II are calculated from equations (6), (7), (8), and (9) to be 4, 2, 20, and 48 °, respectively. In a traditional integrated imaging dual-view 3D display based on a polarization array, the horizontal resolution of odd rows of the 3D image I, the horizontal resolution of even rows of the 3D image I, the vertical resolution of odd columns of the 3D image I, the vertical resolution of even columns of the 3D image I, and the viewing view angle of the 3D image I are 4, 2, and 8 degrees, respectively; the horizontal resolution of odd rows of the 3D image II, the horizontal resolution of even rows of the 3D image II, the vertical resolution of odd columns of the 3D image II, the vertical resolution of even columns of the 3D image II, the viewing angle of the 3D image II are 4, 2 and 8 °, respectively.
Claims (2)
1. The integrated imaging double-view 3D display device based on the polarization array is characterized by comprising a display screen, the polarization array, a composite pinhole array, a pair of polarization glasses I and a pair of polarization glasses II; display deviceThe screen, the polarization array and the composite pinhole array are sequentially arranged in parallel and are correspondingly aligned; the polarization array is tightly attached to the display screen; the polarization array comprises a polarization unit I and a polarization unit II; the polarization units I and II are sequentially arranged in odd-numbered rows, and the polarization units II and I are sequentially arranged in even-numbered rows; the polarization direction of the polarization unit I is orthogonal to that of the polarization unit II; the composite pinhole array comprises one-dimensional pinholes and two-dimensional pinholes; the one-dimensional pinholes and the two-dimensional pinholes are sequentially arranged in odd rows, and the two-dimensional pinholes and the one-dimensional pinholes are sequentially arranged in even rows; the display screen displays the composite micro-image array; the composite micro-image array comprises a one-dimensional image element I, a two-dimensional image element I, a one-dimensional image element II and a two-dimensional image element II; the one-dimensional image element I and the two-dimensional image element I are obtained through a 3D scene I; the one-dimensional image element II and the two-dimensional image element II are obtained through a 3D scene II; the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are sequentially arranged in odd-numbered lines, and the two-dimensional image element II, the one-dimensional image element II, the two-dimensional image element I and the one-dimensional image element I are sequentially arranged in even-numbered lines; the pitches of the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are the same; the number of the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II in the horizontal direction is equal, and the number of the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II in the vertical direction is equal; the number of one-dimensional pinholes in the horizontal direction and the number of two-dimensional pinholes in the horizontal direction are equal to twice the number of one-dimensional image elements I in the horizontal direction, and the number of one-dimensional pinholes in the vertical direction and the number of two-dimensional pinholes in the vertical direction are equal to the number of one-dimensional image elements I in the vertical direction; the pitches of the one-dimensional pinholes and the two-dimensional pinholes are the same; the aperture widths of the one-dimensional pinholes and the two-dimensional pinholes are the same; pitch of one-dimensional pinholeqCalculated from the following formula:
wherein,pis the pitch of the one-dimensional picture elements I,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the composite pinhole array; the horizontal pitches of the polarization unit I and the polarization unit II are equal to twice of the pitch of the one-dimensional image element I, and the vertical pitches of the polarization unit I and the polarization unit II are equal to the pitch of the one-dimensional image element I; the polarization direction of the polarization glasses I is the same as that of the polarization unit I, and the polarization direction of the polarization glasses II is the same as that of the polarization unit II; the one-dimensional image element I is used for reconstructing a one-dimensional 3D image I through the corresponding polarization unit I and the one-dimensional pinhole, and the two-dimensional image element I is used for reconstructing a two-dimensional 3D image I through the corresponding polarization unit I and the two-dimensional pinhole; the one-dimensional 3D image I and the two-dimensional 3D image I are combined into a high-resolution 3D image I; the one-dimensional image element II is used for reconstructing a one-dimensional 3D image II through the corresponding polarization unit II and the one-dimensional pinhole, and the two-dimensional image element II is used for reconstructing a two-dimensional 3D image II through the corresponding polarization unit II and the two-dimensional pinhole; the one-dimensional 3D image II and the two-dimensional 3D image II are combined into a high-resolution 3D image II; and (3) observing a high-resolution 3D image I through the polarized glasses I, and observing a high-resolution 3D image II through the polarized glasses II.
2. The integrated imaging dual view 3D display device based on polarized array of claim 1, characterized in that the odd line horizontal resolution of the 3D image Ih 1Even line horizontal resolution of 3D image Ih 2Odd column vertical resolution of 3D image Iv 1Even column vertical resolution of 3D image Iv 2Viewing angle of 3D image Iθ 1Odd line horizontal resolution of 3D image IIh 3Even line horizontal resolution of 3D image IIh 4Odd column vertical resolution of 3D image IIv 3Even column vertical resolution of 3D image IIv 4Viewing angle of 3D image IIθ 3Are respectively as
Wherein,m 1is the number of one-dimensional pinholes in the horizontal direction,n 1is the number of one-dimensional pinholes in the vertical direction,pis the pitch of the one-dimensional picture elements I,xis the pitch of the individual pixels of the display I and the display II,wis the aperture width of the one-dimensional pinhole.
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Inventor after: Zhao Baichuan Inventor after: Han Shunyi Inventor after: Fan Jun Inventor after: Fan Wei Inventor after: Chen Zhangda Inventor after: Zeng Dan Inventor after: Duan Zhengyu Inventor after: Pei Maosheng Inventor after: Wang Rui Inventor after: Tao Haozuo Inventor before: Fan Wei Inventor before: Han Shunyi Inventor before: Fan Jun Inventor before: Zhao Baichuan Inventor before: Chen Zhangda Inventor before: Zeng Dan Inventor before: Duan Zhengyu Inventor before: Pei Maosheng Inventor before: Wang Rui Inventor before: Tao Haozuo |
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Effective date of registration: 20230925 Address after: Room 108, No. 318, Shuixiu Road, Jinze town (xicen), Qingpu District, Shanghai 201700 Patentee after: Shanghai Yingpu Technology Co.,Ltd. Address before: 610031 Sichuan province Chengdu City Street No. 2 Patentee before: CHENGDU TECHNOLOGICAL University |
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