阅读说明：本技术 三维图像显示系统 (Three-dimensional image display system ) 是由 王凯风 孙拓 于 2019-10-28 设计创作，主要内容包括：本发明涉及一种三维图像显示系统,包括蒸汽发生部件、旋转部件、壳体、透镜部件、支撑部件和显示器件；蒸汽发生部件,用于控制出气孔喷出蒸汽；旋转部件,用于驱动其旋转盘和显示器件按照预设的刷新频率旋转以及控制蒸汽气柱旋转盘上的指定喷头喷出气体形成蒸汽气柱；显示器件中与蒸汽气柱对应的一列像素单元用于在接收到三维图像数据时进行显示；透镜部件中的各透镜用于汇聚对应像素单元所发射的光线,以在所述蒸汽气柱处的像平面处形成实像。本实施例中,通过显示器件显示三维图像,并由透镜部件将图像按照不同的焦距投射到蒸汽气柱之上,由蒸汽气柱对光线进行散射；结合视觉暂停现象,人眼可以实现对三维图像的视觉再现。(The invention relates to an three-dimensional image display system, which comprises a steam generating part, a rotating part, a shell, a lens part, a supporting part and a display device, wherein the steam generating part is used for controlling steam outlet holes to spray steam, the rotating part is used for driving a rotating disc and the display device to rotate according to a preset refreshing frequency and controlling a specified nozzle on the rotating disc of the steam gas column to spray gas to form a steam gas column, columns of pixel units corresponding to the steam gas column in the display device are used for displaying when three-dimensional image data are received, each lens in the lens part is used for converging light rays emitted by the corresponding pixel unit to form a real image at an image plane at the steam gas column.)

A three-dimensional image display system, comprising a steam generating part, a rotating part provided on the steam generating part, a housing provided above a rotating disk in the rotating part, a lens part provided outside the housing, a support part provided in the housing above the rotating disk, and a display device provided above the support part;

the steam generating component is used for controlling the air outlet to spray steam;

the rotating part is used for driving the rotating disc to rotate according to a preset refreshing frequency and controlling a specified nozzle on the steam gas column rotating disc to spray gas to form a steam gas column;

the display device comprises a plurality of columns of pixel units, wherein columns of pixel units corresponding to the steam gas columns are used for displaying when three-dimensional image data are received;

the lens component comprises a plurality of lenses, and each lens is used for converging the light rays emitted by the corresponding pixel unit so as to form a real image at the image plane of the steam-gas column;

the rotating component is also used for driving the display device to rotate according to the refresh frequency.

2. The three-dimensional image display system according to claim 1, wherein the lenses comprise kinds of convex lenses, a convex lens array, and a liquid crystal lens.

3. The three-dimensional image display system according to claim 2, wherein each lens is made of at least materials selected from the group consisting of glass, quartz, and polymer when the lens is a convex lens or a convex lens array.

4. The system according to claim 2 or 3, wherein if the lens is a lenticular lens array, each pixel unit corresponds to a plurality of lenticular lenses on the lenticular lens array.

5. The three-dimensional image display system according to claim 1, wherein the focal length of each lens is:

wherein A is the height of an image point, B is the height of an optical center, theta is the inclination angle of the array substrate where the pixel is located, d is the distance from the image point to an image plane, and f is the focal length of the lens;

the side edge of the lens is flush with its corresponding pixel edge, and the optical center-to-pixel distance k is:

6. the three-dimensional image display system according to claim 1, wherein the focal length of each lens is:

f＝d/(m+1)；

the distance between the pixel and the lens is:

l＝d/m；

the side edges of the lens are flush with the pixel edges, and the optical center-to-pixel distance is:

k＝(A-B)/m；

wherein A is the height of the image point, B is the height of the optical center, d is the distance from the image point to the image plane, f is the focal length of the lens, and m is the image magnification.

7. The three-dimensional image display system according to claim 1, wherein a predetermined number of pixel units along the rotation direction receive the same image data, and the optical parameters of the lens corresponding to each pixel unit are different from each other.

8. The three-dimensional image display system according to claim 1, wherein the vapor generation component comprises a gas chamber and a plurality of rows of gas outlets disposed on an upper surface of the gas chamber; the rows of air holes are arranged along the radius direction, and the distances between the air outlet holes in each row and the central axis of the display device are different.

9. The three-dimensional image display system according to claim 1, wherein a plurality of nozzles are provided on the rotating disk,

the plurality of nozzles are positioned on two sides of the set datum line, and aiming at the spray products on each side: along the rotating direction, the distance between each spray article and the central point of the rotating disc is larger and larger.

10. The three-dimensional image display system according to claim 1, further comprising a driving section; the driving section is configured to decompose the acquired original image and reconstruct three-dimensional image data based on the decomposed data, and supply the three-dimensional image data to the display device.

Technical Field

The invention relates to the technical field of three-dimensional display, in particular to three-dimensional image display systems.

Background

However, the three-dimensional image is not a true three-dimensional image, and the three-dimensional image cannot be reproduced due to the difference in the user's eyesight (for example, eyes are damaged), which may affect the viewing performance of the user.

Disclosure of Invention

The present invention provides three-dimensional image display systems to solve the problems in the related art.

The embodiment of the invention provides three-dimensional image display systems, which comprise a steam generating part, a rotating part arranged on the steam generating part, a shell arranged on a rotating disk in the rotating part, a lens part arranged outside the shell, a support part arranged in the shell and positioned above the rotating disk, and a display device arranged on the support part;

the steam generating component is used for controlling the air outlet to spray steam;

the rotating part is used for driving the rotating disc to rotate according to a preset refreshing frequency and controlling a specified nozzle on the steam gas column rotating disc to spray gas to form a steam gas column;

the display device comprises a plurality of columns of pixel units, wherein columns of pixel units corresponding to the steam gas columns are used for displaying when three-dimensional image data are received;

the lens component comprises a plurality of lenses, and each lens is used for converging the light rays emitted by the corresponding pixel unit so as to form a real image at the image plane of the steam-gas column;

the rotating component is also used for driving the display device to rotate according to the refresh frequency.

Optionally, the lenses include kinds of convex lenses, convex lens arrays, and liquid crystal lenses.

Optionally, each lens is made of at least materials including glass, quartz and polymer when the lens is a convex lens or a convex lens array.

Optionally, if the lens is a convex lens array, each pixel unit corresponds to a plurality of convex lenses on the convex lens array.

Optionally, the focal length of each lens is:

wherein A is the height of an image point, B is the height of an optical center, theta is the inclination angle of the array substrate where the pixel is located, d is the distance from the image point to an image plane, and f is the focal length of the lens;

the side edge of the lens is flush with its corresponding pixel edge, and the optical center-to-pixel distance k is:

optionally, the focal length of each lens is:

f＝d/(m+1)；

the distance between the pixel and the lens is:

l＝d/m；

the side edges of the lens are flush with the pixel edges, and the optical center-to-pixel distance is:

k＝(A-B)/m；

wherein A is the height of the image point, B is the height of the optical center, d is the distance from the image point to the image plane, f is the focal length of the lens, and m is the image magnification.

Optionally, a preset number of pixel units along the rotation direction receive the same image data, and optical parameters of the lens corresponding to each pixel unit are different.

Optionally, the steam generating component comprises a gas cavity and a plurality of rows of gas outlets arranged on the upper surface of the gas cavity; the rows of air holes are arranged along the radius direction, and the distances between the air outlet holes in each row and the central axis of the display device are different.

Optionally, the rotating disc is provided with a plurality of nozzles, the nozzles are located on two sides of the set reference line, and for the sprayed products on each side: along the rotating direction, the distance between each spray article and the central point of the rotating disc is larger and larger.

Optionally, a drive component is also included; the driving section is configured to decompose the acquired original image and reconstruct three-dimensional image data based on the decomposed data, and supply the three-dimensional image data to the display device.

In the embodiment, a three-dimensional image is displayed through a display device, the image is projected onto a steam gas column by a lens component according to different focal lengths, and light rays are scattered by the steam gas column; the visual pause phenomenon is combined, so that the human eyes can realize the visual reproduction of the three-dimensional image.

It is to be understood that both the foregoing -general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification , illustrate embodiments consistent with the invention and together with the description , serve to explain the principles of the invention.

Fig. 1 is a cross-sectional view of three-dimensional image display systems according to an embodiment of the present invention.

Fig. 2A is a schematic diagram of imaging optical paths of lenses according to the embodiment of the present invention.

Fig. 2B is a schematic diagram of another lens imaging optical paths according to the embodiment of the present invention.

Fig. 3 is a side view of a display device assembly structure shown in an embodiment of the present invention.

Fig. 4 is an expanded schematic view of assembly cells in the display device shown in the embodiment of the present invention.

Fig. 5 is a schematic diagram illustrating an effect of converging light by a lens corresponding to pixels in the same column according to an embodiment of the present invention.

Fig. 6 is a schematic diagram illustrating an effect of converging light by a lens corresponding to pixels in the same row according to an embodiment of the present invention.

Fig. 7 is a top view of kinds of three-dimensional image display systems according to the embodiment of the present invention.

Fig. 8 is a sectional view of kinds of three-dimensional image display systems shown in the embodiment of the present invention.

Detailed Description

The embodiments described in the exemplary embodiments below do not represent all embodiments consistent with the invention's , rather, they are merely examples consistent with the invention's aspects , as detailed in the appended claims.

However, the three-dimensional image is not a true three-dimensional image, and the three-dimensional image cannot be reproduced due to the difference in the user's eyesight (for example, eyes are damaged), which may affect the viewing performance of the user.

To solve the above-described problems, an embodiment of the present invention provides three-dimensional image display systems, referring to fig. 1, including a steam generating part 50, a rotating part 40 provided on the steam generating part 50, a housing 10 provided on a rotating disk 41 in the rotating part 40, a lens part (not shown in fig. 1) provided outside the housing 10, a support part 30 provided in the housing 10 on the rotating disk 41, and a display device 20 provided on the support part 30, wherein,

a steam generating part 50 for controlling the steam outlet to spray steam;

the rotating component 40 is used for driving the rotating disk 41 to rotate according to a preset refreshing frequency and controlling a specified nozzle 42 on the rotating disk of the steam gas column to spray gas to form the steam gas column;

the display device 20 comprises a plurality of columns of pixel cells, wherein columns of pixel cells corresponding to the vapor-gas column are used for displaying when three-dimensional image data are received;

the lens component comprises a plurality of lenses, and each lens is used for converging the light rays emitted by the corresponding pixel unit so as to form a real image at the image plane of the steam-gas column;

and a rotating component 40 for driving the display device 20 to rotate according to the refresh frequency.

In , referring to fig. 2A, the focus position of the parallel light emitted from the pixel unit can be controlled by adjusting the focal length and shape of the convex lens, and then the display can be realized by scattering the converged light.

Wherein, A is the height of the image point, B is the height of the optical center 23, theta is the inclination angle of the array substrate where the pixel is located, d is the distance from the image point to the image plane, and f is the focal length of the lens;

the side edge of the lens is flush with its corresponding pixel edge, and the optical center-to-pixel distance k is:

in another embodiment, referring to FIG. 2B, the focal point and optical center of each lens can be adjusted to obtain magnified real images of the pixel near the image plane, wherein the focal length of each lens is:

f＝d/(m+1)；

the distance between the pixel and the lens is:

l＝d/m；

the side edges of the lens are flush with the pixel edges, and the optical center-to-pixel distance is:

k＝(A-B)/m；

wherein A is the height of the image point, B is the height of the optical center, d is the distance from the image point to the image plane, f is the focal length of the lens, and m is the image magnification.

It should be noted that, if the lens is a convex lens array, pixel units on the display device 20 may correspond to multiple convex lenses, and the calculation manner of the focal points and the positions of the optical centers of the multiple convex lenses is the same as that of the single convex lens in the above embodiment, and details thereof are not repeated here.

The display area can be enlarged because the lenses corresponding to the pixel units are different and the positions of the lenses are different, so that the points of light emission and convergence of the pixels are obtained on the same plane but are different from positions, and because the halo effect during steam scattering and the distance resolution of human eyes are limited, a continuous picture can be approximately formed, and the visual effect is improved.

In the present embodiment, the display device 20 is display panel, referring to fig. 3, the display panel is polyhedron shape, and includes a plurality of layers with different tilt angles, wherein assembly unit "lobes" of the display panel are shown in fig. 4, referring to fig. 4, the display panel includes 5 layers with different tilt angles, that is, layers 211, second layers 212, third layers 213, fourth layers 214, and fifth layers 215, in sequence from top to bottom, the display panel can be driven by a driving device at a row driving region 216, the driving device can be a gate driving unit (GOA), a row scanning chip, etc., image data can be written into a Flexible Printed Circuit (FPC), or other driving circuits, which will be described in detail later, and will not be described in detail later.

In this embodiment, the light emitting time of each pixel unit is about 114 microseconds, so Micro LEDs, Mini LEDs, OLEDs, or QLEDs with high brightness can be used to implement the writing, and the writing of image data can be controlled by time-sharing driving of pixel units through two sets of pixel circuits.

In the present embodiment, each columns of pixel cells in the display device 20 converge on a straight line parallel to the central axis (i.e., the rotation axis) of the rotation member through the lens on the housing 10, the effect is shown in fig. 5. referring to fig. 5, the light emitted when the pixel 1 displays an image is projected to the position H1 of the straight line R through the lens, the light emitted when the pixel 2 displays an image is projected to the position H2 of the straight line R through the lens, and the pixel cells of the same row converge to the positions different distances from the rotation axis through the lens on the housing 10, the effect is shown in fig. 6. referring to fig. 6, the light emitted when the pixel 1 displays an image is projected to the straight line R2 through the lens, and the light emitted when the pixel 3 displays an image is projected to the straight line R3 through the lens.

Thus, in operation, the rotating shaft rotates at a high speed (preset refresh frequency), each column of pixel units realizes the display of each cylindrical surface by switching to the brightness of the sub-images of the corresponding column in the original image, and then the cylindrical surfaces are combined into three-dimensional objects.

In this embodiment, the housing 10 is provided with lenses, which may include a convex lens, a convex lens array and a liquid crystal lens, if the lens is a convex lens or a convex lens array, the lens is made of at least materials, which include glass, quartz and polymer.

In this embodiment, with continued reference to fig. 1, the supporting member 30 may include a supporting body 31 and a supporting rod 32, wherein the supporting body 31 is used for supporting the display device 20 and serves as a force transmission medium for the rotation of the display device 20, the supporting rod 32 is fixed on the rotating member 40, and when the rotating member 40 rotates, it follows the rotating member 40 to rotate, so as to bring the supporting body 31 to rotate, accordingly, the supporting body 32 may drive the display device 20 to rotate, fig. 1 shows a structure in which the supporting body 31 is cones, and the supporting rod 32 is a structure in which the supporting rod is a rod body, it can be understood that, in order to simplify the design or to ensure sufficient driving force of the rotating member, the supporting member 30 may be provided with solid cones, and in the case that the display device 20 may be provided on the surface of the solid cone, the solution of the present invention can also be implemented, and the corresponding solution falls into the.

In the present embodiment, referring to fig. 7 and 8, the rotating member 40 includes a rotating disk 41, a plurality of nozzles 42 provided on the rotating disk 41, and a rotating motor 43.

The plurality of nozzles 42 are located on both sides of the set reference line 44, and for each side of the nozzles, the distance from the center point of the rotating disk increases along the rotating direction (e.g., counterclockwise). in other words, the radial position of each nozzle increases along the rotating direction of the rotating motor 43, so that air columns having different distances from the center point are formed.

It should be noted that the shape of the nozzle 42 may include types, such as circular, square or fan shape, and each type falls within the scope of the present invention in the case that the inner diameter of the sprayed steam-gas column meets the requirement.

In this embodiment, the steam generating part 50 is used to control the steam outlet to spray steam. Referring to fig. 7 and 8, the steam generating part 50 includes a gas chamber 51 and a plurality of rows of gas outlet holes 52 provided on an upper surface of the gas chamber 51. The rows of air holes are arranged along the radius direction, and the distance between each air outlet hole in each row and the central axis 22 of the display device 20 is different, so that steam gas can be sprayed after the spray products 42 are aligned with the air outlet holes 52, and steam gas columns with different radii are formed.

In this embodiment, the three-dimensional image display system may further include a driving section (not shown in the figure). The driving section is configured to decompose the acquired original image and reconstruct three-dimensional image data based on the decomposed data, and supply the same to the display device 20. The original images may be captured by a plurality of cameras outside or inside the three-dimensional image display system, and each original image may include positions such as color, brightness, and/or spatial position, which is not limited herein.

It should be noted that, because the original image is formed according to the arrangement order of the sensing units in the photosensor in the camera, considering that the display device 20 displays in a row or column manner, the frame original image may be decomposed into a plurality of columns of sub-images, and for each column of sub-images, the sub-images may be decomposed into sub-image blocks at each depth according to the spatial position of each pixel in the sub-image, the spatial position relationship of the display unit, and the spatial position relationship of the cylindrical surface, where the depth refers to the distance between the vapor column and the central axis of the display unit 20.

Continuing with FIG. 7, taking the example of the rotating disk rotating counterclockwise and displaying n columns of frames of the original image, when spout 1 is in position 1, th column of pixel cells in display device 20 display sub image blocks of depth th column of sub image blocks of depth th column of sub image, spout 1 moves out of position 1 and spout 2 moves into position 2 due to the rotation of rotating disk 41, when spout 2 is in position 1, second column of pixel cells in display device 20 display sub image blocks of depth two of the th column of sub image, when spout 3 moves to position 1, third column of pixel cells in display device 20 display sub image blocks of depth three of the th column of sub image blocks, … …, and so on, when spout n moves to position 1, nth column of pixel cells display sub image blocks of depth n of the th column of sub image blocks in the original image, thus, in rotation passes, sub image blocks of depth n of depth in the th column of sub image blocks in the original image are displayed in turn by the n column of display cells in display device 20, respectively.

Similarly, based on the display principle of the th row of sub-images, the second row of sub-images can be displayed at the position 2, … …, and the nth row of sub-images can be displayed at the position n.

To this end, in the present embodiment, a three-dimensional image is displayed by the display device, and the image is projected onto the vapor column by the lens component at different focal lengths, and light is scattered by the vapor column; the visual pause phenomenon is combined, so that the human eyes can realize the visual reproduction of the three-dimensional image.

The terms "", "second", and "a plurality" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

This invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the -like principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains and as may be applied to the essential features hereinbefore set forth, the description and examples are to be considered as illustrative only, the true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.