KR101768341B1 - a multi-directional space image projection device with parreal structure - Google Patents

a multi-directional space image projection device with parreal structure Download PDF

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Publication number
KR101768341B1
KR101768341B1 KR1020150173553A KR20150173553A KR101768341B1 KR 101768341 B1 KR101768341 B1 KR 101768341B1 KR 1020150173553 A KR1020150173553 A KR 1020150173553A KR 20150173553 A KR20150173553 A KR 20150173553A KR 101768341 B1 KR101768341 B1 KR 101768341B1
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South Korea
Prior art keywords
display unit
prism array
spatial image
prism
image
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KR1020150173553A
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Korean (ko)
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KR20170067096A (en
Inventor
김승철
김은수
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광운대학교 산학협력단
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    • G02B27/2292—
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • H04N13/0402—

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Projection Apparatus (AREA)

Abstract

The present invention includes a display unit (200) for outputting an image (100); And a prism array 400 for refracting an image of the display unit 200 and displaying a spatial image 110 to an external observer 600. In the multi-directional spatial image projection apparatus using a parallel structure, The prism array 200 and the prism array 400 are planar and perpendicular to the paper surface, and are parallel to each other and are installed at different heights from the ground.
A multi-directional spatial image projection apparatus using a parallel structure according to the present invention is a device for projecting a spatial image on a space through a prism array when an image is outputted from a display unit through a parallel structure of a display unit and a prism array, There is a noticeable effect on the observer to avoid tilting.

Description

[0001] The present invention relates to a multi-directional spatial image projection apparatus using a parallel structure,

The present invention relates to a multi-directional spatial image projection apparatus using a parallel structure, and more particularly, to a multi-directional spatial image projection apparatus using a parallel structure, in which a spatial image is projected onto a space through a prism array when an image is output from a display unit through a parallel structure of a display unit and a prism array Directional spatial image projection apparatus using a parallel structure capable of expressing an image divided into upper, lower, left, and right sides by showing different spatial images distinguished from each other by an observer so as not to be tilted.

A spatial image is an image expressing depth, unlike a two-dimensional plane image, and a person can feel a three-dimensional feeling when the binocular of the person recognizes the spatial image.

A spatial image projection apparatus is a device for projecting a spatial image to provide a three-dimensional feeling as if a person is looking at a real object.

As a conventional technique, a spatial image projection apparatus of Registration No. 10-1299195 is intended by the present applicant and includes a receiving unit for receiving spatial images; A display unit for displaying the spatial image and projecting light; A control unit for controlling the display unit to display the spatial image; And a projection unit for projecting the spatial image by transmitting or reflecting the light, wherein the projection unit includes a first lens and a second lens which are liquid crystal lenses or liquid lenses located in front of the display unit, Further comprising a projection position signal for requesting a change of a position at which the spatial image is to be projected, and the control unit switches the state of the first lens and the second lens to the operation state or the inoperative state in accordance with the projection position signal And a spatial image projection apparatus.

As another conventional technique, an image reproducing apparatus and a hologram member disclosed in Japanese Unexamined Patent Application Publication No. 2003-216009 have a hologram recording medium attached to the outer circumferential surface of a light introducing block made of an optically transparent material on which a hologram stereoscopic image or hologram image is recorded And a hologram recording medium which is provided in the outer case and irradiates the hologram stereoscopic image or the illumination light for reproduction for reproducing the hologram image, And the image pickup device is mounted on the image pickup device.

However, in the conventional apparatus, when the prism array outputs a spatial image, the display unit and the prism array are formed at a right angle, and when the image is output, the spatial image divided into upper, .

Accordingly, when an image is output from the display unit through the parallel structure of the display unit and the prism array through the multi-directional spatial image projection apparatus using the parallel structure of the present invention, the spatial image is projected on the space through the prism array, And to provide a multi-directional spatial image projection apparatus using a parallel structure showing an observer so as not to tilt the spatial image.

The present invention includes a display unit (200) for outputting an image (100); And a prism array 400 for refracting an image of the display unit 200 and displaying a spatial image 110 to an external observer 600. In the multi-directional spatial image projection apparatus using a parallel structure, The prism array 200 and the prism array 400 are planar and perpendicular to the paper surface, and are parallel to each other and at different heights from the ground.

A multi-directional spatial image projection apparatus using a parallel structure according to the present invention is a device for projecting a spatial image on a space through a prism array when an image is outputted from a display unit through a parallel structure of a display unit and a prism array, There is a noticeable effect on the observer to avoid tilting.

1 is a conceptual diagram of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention.
FIG. 2 is a perspective photograph of an embodiment of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention.
3 is a block diagram of a four-sided prism array and a four-sided display of another embodiment of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention.
4 is a conceptual diagram of a four-sided prism array and a four-sided display of another embodiment of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention.
5 is a view showing a prism array configuration diagram of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention
6 is a conceptual diagram of a conventional spatial image projection apparatus

The present invention includes a display unit (200) for outputting an image (100); And a prism array 400 for refracting an image of the display unit 200 and displaying a spatial image 110 to an external observer 600. In the multi-directional spatial image projection apparatus using a parallel structure, The prism array 200 and the prism array 400 are planar and perpendicular to the paper surface, and are parallel to each other and at different heights from the ground.

In addition, the display unit 200 and the prism array 400 are formed of the same number of surfaces.

In addition, a plurality of planes constituting the display unit 200 and a plurality of planes constituting the prism array 400 are arranged in parallel one-to-one with each other.

The prism array 400 includes a transparent film 460 through which light is transmitted and a prism 450 having a vertical cross section and a right triangle shape. One surface of the prism 450, which is perpendicular to the prism 450, Is bonded to one side of the longitudinal direction of the transparent film (460), and the oblique face faces forward.

The plurality of prisms 450 are sequentially formed in the longitudinal direction of the transparent film 460.

The present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a conceptual diagram of an embodiment of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention, FIG. 2 is a perspective photograph of an embodiment of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention, Another embodiment of a multi-directional spatial image projection apparatus is a configuration of a four-sided prism array and a four-sided display. Fig. 4 is a view showing another embodiment of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention. FIG. 5 is a perspective view of a prism array of a multi-directional spatial image projection apparatus using a parallel structure according to the present invention, and FIG. 6 is a conceptual diagram of a conventional spatial image projection apparatus.

More specifically, the present invention includes a display unit 200 for outputting an image 100; And a prism array 400 for refracting an image of the display unit 200 and displaying a spatial image 110 to an external observer 600. In the multi-directional spatial image projection apparatus using a parallel structure, The prism array 200 and the prism array 400 are provided as planes perpendicular to the paper surface, but are parallel to each other and at different heights from the paper surface.

The prism array 400 refracts the image 100 of the display unit 200 so that the spatial image 110 can be seen by the observer 600.

The display unit 200 is installed to correspond to the prism array 400 outputting the spatial image 110. The display unit 200 and the prism array 400 have the same number of surfaces to correspond to each other, The respective surfaces of the display unit 200 and the prism array 400 have a parallel structure corresponding to each other in a one-to-one correspondence, and the spatial image 110 is not tilted through the parallel structure .

The parallel structure is such that the two planes are not matched regardless of the length in the longitudinal direction. When the two planes in which the length of the X axis is fixed and the lengths of the Y axis and the Z axis are randomly formed are not the same in three dimensions, Is parallel.

The display unit 200 and the prism array 400 may have the same number of surfaces, and a plurality of surfaces constituting the display unit 200 and a plurality of surfaces constituting the prism array 400 may correspond one to one to each other So as to be installed in parallel.

When the display unit 200 and the prism array 400 have a single surface, the surface of the display unit 200 and the surface of the prism array 400 Are parallel to each other at right angles to the bottom and the surface of the display unit 200 is provided with a height higher or lower than the height of the prism array 400.

As shown in FIG. 4, when the display unit 200 and the prism array 400 have four planes, each of the display unit 200 and the prism array 400 may be divided into a D1 210 / D2 220 ) / D3 230 / D4 240 and the P1 410 / P2 420 / P3 outputting the spatial image 110 through the respective display units 200 430) / P4 440 The surfaces of the four prism arrays 400 are constituted so that the image output from the D1 210 is displayed on the upper P1 410 facing the image and the image output from the D2 220 The image displayed on the upper P2 420 facing the image is displayed on the upper P3 430 facing the image outputted from the D3 230 and the image displayed on the upper P4 440 so that the observer 600 outside each direction can observe the spatial image 110 through each prism array 400. [

The display unit 200 includes one or more displays, and the same or different images can be output from the respective displays.

The display unit 200 outputs images in respective directions and is refracted through the corresponding prism array 400 to display different images to the observers 600 in the respective directions.

The light of the image of the display unit 200 is widely directed in various directions and the light traveling in various directions is moved in the direction of the prism array 400 is refracted by the prism array 400, And the image 110 is displayed.

In one embodiment of the display unit 200, if the display unit 200 is formed of four planes, the prism array 400 is also made up of four planes.

In another embodiment of the display unit 200, the transparent film 460 of the display unit 200 is formed in a polygonal tubular shape passing through the top and bottom, A prism array 400 is provided.

As another embodiment of the display unit 200, the display unit 200 can display not only the forward, backward, left and right views of one image but also different images.

The prism array 400 includes a transparent film 460 through which light is transmitted and a prism 450 having a vertical cross section and a right triangle shape. One surface of the prism 450, which is perpendicular to the prism 450, A plurality of prisms 450 are sequentially formed in the longitudinal direction of the transparent film 460. The prism 450 is formed of a plurality of prisms 450,

The prism array 400 is positioned between the observer 600 and the display unit 200 so that the spatial image 110 can be viewed.

That is, the observer 600 of the present invention can see an accurate spatial image 110 that is not tilted when viewed from the outside through the prism array 400 in any direction.

Therefore, the multi-directional spatial image projection apparatus using the parallel structure according to the present invention, when an image is outputted from the display unit through the parallel structure of the display unit and the prism array, projects the spatial image on the space through the prism array, There is a remarkable effect showing to the observer not to tilt.

100: image 110: spatial image
200:
210: D1 220: D2
230: D3 240: D4
400: prism array
410: P1 420: P2
430: P3 440: P4
450: prism 460: transparent film
600: observer

Claims (5)

A display unit 200 for outputting an image 100; And a prism array 400 for refracting an image of the display unit 200 and displaying a spatial image 110 to an external observer 600. The display unit 200 and the prism array 400 are respectively disposed in a plane In a multi-directional spatial image projection apparatus using a parallel structure which is installed perpendicularly to the ground plane and is parallel to each other and installed at different heights from the ground,
A plurality of surfaces constituting the display unit 200 and a plurality of surfaces constituting the prism array 400 correspond one to one to each other and are parallel to each other In addition,
The display unit 200 is installed to correspond to the prism array 400 outputting the spatial image 110. The display unit 200 and the prism array 400 have the same number of surfaces to correspond to each other, The respective surfaces of the display unit 200 and the prism array 400 have parallel structures corresponding one to one with each other so that the spatial image 110 is not tilted through the parallel structure ,
A plurality of prism arrays 400 and a plurality of prism arrays 400 each having a plurality of prism arrays 400 and a plurality of prism arrays 400, And the observer 600 outside the respective directions can observe the spatial image 110 through the respective prism arrays 400. The multi- Image projection device delete delete The prism array according to claim 1, wherein the prism array comprises a transparent film through which light is transmitted and a prism having a vertical cross section of a right triangle shape, Directional spatial image projection apparatus using a parallel structure, wherein one side of the transparent film 460 is coupled to one side of the longitudinal direction of the transparent film 460, 5. The multi-directional spatial image projection apparatus according to claim 4, wherein a plurality of the prisms (450) are sequentially formed in the longitudinal direction of the transparent film (460)
KR1020150173553A 2015-12-07 2015-12-07 a multi-directional space image projection device with parreal structure KR101768341B1 (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010009016A (en) * 2008-06-27 2010-01-14 Ind Technol Res Inst Composite light dividing device and imaging apparatus using the same

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010009016A (en) * 2008-06-27 2010-01-14 Ind Technol Res Inst Composite light dividing device and imaging apparatus using the same

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