KR101905106B1 - Hybrid display apparatus for outdoor - Google Patents

Abstract

The hybrid outdoor display apparatus of the present invention includes a night display unit, a daytime screen located at the front of the nighttime display unit, and an operation unit that places the daytime screen at the front of the nighttime display unit or at the front of the nighttime display unit,
The night display unit includes a front screen on the front side, a rear screen positioned on the rear side with a predetermined distance from the front screen, a front projector positioned above the front side of the front screen to illuminate an image on the front screen, A rear projector for illuminating the image on the rear screen,
Wherein the front screen is a transparent screen and the rear screen comprises a plurality of blinds protruding from the rear screen surface so that the image illuminated by the front projector and the image illuminated by the rear projector do not overlap on the rear screen .

Description

[0001] HYBRID DISPLAY APPARATUS FOR OUTDOOR [0002]

The present invention relates to a hybrid outdoor display.

Outdoor display devices which are located at high places such as a building roof and display various information and advertisements are widely used. In recent years, there have been many cases in which dynamic images are implemented instead of static images. However, this is also general, and there is a limit in attracting people's attention.

On the other hand, when the outdoor display device uses the projector, it is possible to realize the image in the dark night, but the visibility is low in the daytime, so that the display device can not be utilized.

There is a need for an outdoor display that can be used both day and night, while attracting people's attention in a new way.

Prior art related to this is disclosed in Korean Utility Model Application No. 20-2007-0000653.

SUMMARY OF THE INVENTION An object of the present invention is to provide a hybrid outdoor display device which is excellent in three-dimensional image realization effect and can be utilized in both daytime and nighttime.

Another object of the present invention is to provide a hybrid outdoor display device capable of concentrating attention and having superior operation efficiency.

The above and other objects of the present invention can be achieved by the present invention described below.

One aspect of the present invention relates to a hybrid outdoor display device.

According to an embodiment of the present invention, the hybrid outdoor display device includes a night display unit, a daytime screen located at the front of the nighttime display unit, and an operation unit that places the daytime screen at the front of the nighttime display unit or at the front of the nighttime display unit, The night display unit includes a front screen on the front side, a rear screen positioned on the rear side with a predetermined distance from the front screen, a front projector positioned above the front side of the front screen to illuminate an image on the front screen, And a rear screen for illuminating an image on a rear screen, wherein the front screen is a transparent screen, and the rear screen is configured such that an image illuminated by the front projector and an image illuminated by the rear projector do not overlap on a rear screen , Protruding on the rear screen surface And a plurality of blinds formed so as to be formed.

The front screen may be a transparent film screen or a mesh screen.

The mesh screen may include a glass bead on its surface.

The hybrid outdoor display further includes a control unit, wherein the control unit controls the operation of the operation unit, the image display control of the front projector, the image display control of the rear projector, the control of the protrusion height of the blind, Control one or more of them.

The control of the operation unit may be to position or remove the daytime screen in front of the night display unit according to a sunrise time or a sunset time inputted in advance.

The hybrid outdoor display device may further include a light amount measuring unit and the operation unit may control or position the daytime screen on the front of the night display unit based on the amount of light measured by the light amount measuring unit.

The rear screen may be formed as a curved surface integrally with the upper surface.

The blinds may comprise the same material as the back screen.

The angle (?) Between the blind and the rear screen may become larger toward the lower surface.

The height of the blinds can be shortened toward the bottom.

The operation unit may position or remove the daytime weekly screen on the front side of the night display unit by a shutter system, a sliding system, or a roll system.

INDUSTRIAL APPLICABILITY The present invention has the effect of providing a hybrid outdoor display device which is excellent in three-dimensional image realization effect, is usable both at daytime and at night, can concentrate people's attention, and has excellent operation efficiency.

FIG. 1 is a schematic view of a hybrid outdoor display device according to an embodiment of the present invention.
2 is a simplified view of a cross-section of a hybrid outdoor display device according to an embodiment of the present invention in which a daytime screen is located at the front of the night display unit.
3 is a simplified view of a cross-section of a hybrid outdoor display according to an embodiment of the present invention in which a daytime screen is removed from the front of the night display.
FIG. 4 is a simplified enlarged view of the portion A in FIG.
5 is a cross-sectional view of a hybrid outdoor display device according to an embodiment of the present invention.
FIG. 6 is a simplified cross-sectional view of a hybrid outdoor display device according to another embodiment of the present invention.
FIG. 7 is a simplified cross-sectional view of a hybrid outdoor display device according to another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings. However, the techniques disclosed in this application are not limited to the embodiments described herein but may be embodied in other forms.

Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of this invention to those skilled in the art. In the drawings, the width, thickness, and the like of the components are enlarged in order to clearly illustrate the components of each device. Also, while only a portion of the components is shown for convenience of explanation, those skilled in the art will readily recognize the remaining portions of the components.

When an element is described at the point of view of the general description of the drawings and an element is referred to as being located above or below another element, it is to be understood that the element may be located immediately above or below another element, Quot; can be intervened. Those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. In the drawings, the same reference numerals denote substantially the same elements.

It should be understood, however, that the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise, and the terms "comprise" Acts, components, parts, or combinations thereof, but does not preclude the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof It should be understood that it does not.

In the present specification, 'X to Y' representing the range means 'X or more and Y or less'.

In this specification, the front projector is located at the upper portion and the rear projector is located at the lower portion. However, this means that the front projector is located higher than the rear projector. It is not.

A hybrid outdoor display device according to one embodiment of the present invention will be described with reference to FIGS. 1 and 2. FIG. FIG. 1 is a schematic view of a hybrid outdoor display device according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of a hybrid outdoor display device according to an embodiment of the present invention, And FIG. 3 is a simplified view of a cross-section of a hybrid outdoor display device according to an embodiment of the present invention in which a daytime screen is removed from the night display unit front side.

2, a hybrid outdoor display device according to an embodiment of the present invention includes a night display unit 100, a daytime screen 200 located in front of the nighttime display unit 100, The night display unit 100 includes a front screen 110, a front screen 110 and a display unit 120. The night display unit 100 includes a display unit 100 and a night display unit 100, A front projector 115 positioned above the front surface of the front screen 110 to illuminate an image on the front screen 110 and a rear projector 130 positioned below the front of the rear screen 130, And a rear projector 135 positioned to illuminate an image on a rear screen 130. The front screen 110 is a transparent screen and the rear screen 130 is illuminated by the front projector 115 Image and the rear face And a plurality of blind 133 in which an image is not overlapped on the back of the screen 130, the rear screen 130 formed to protrude from the surface which is irradiated by the projector 135.

The night display unit 100 is provided with a front screen 110 and a rear screen 130, so that stereoscopic effects of displayed information or images are excellent. Specifically, an image scanned by the front projector 115 is formed on the front screen 110, and an image scanned by the rear projector 135 is formed on the rear screen 130, The information or the image on the front screen 110 and the back screen 130 can be simultaneously viewed in front of the transparent screen. In this case, the effect of the displayed information or the stereoscopic effect of the image can be realized. Due to such stereoscopic effect, a more dynamic image can be realized with a high degree of focus on information or image. The night display unit 100 can be used not only for displaying advertisements but also for displaying various image contents and for various purposes. The night display unit 100 may include an upper surface 150 and a lower surface 170 to which the front screen 110 and the rear screen 130 are connected.

The front screen 110 may be a transparent film screen or a mesh screen. In this case, information or images on the front screen 110 and the rear screen 130 can be simultaneously viewed in front.

The transparent film screen is not particularly limited as long as it is a transparent material and transmits part of the image light scanned by the projector and reflects a part thereof.

The mesh screen may include a screen fabric having a pattern portion woven into a mesh shape to transmit a part of the projected image light and reflect a part thereof. The screen may include a pigment coating layer on one side of the screen fabric, and the screen fabric may have a mesh line area of the pattern portion of 10.25% to 19.43% of the total area. The mesh line may be 0.1 mm to 0.19 mm. In this range, the front screen 110 has transparency and can simultaneously view images (or images) displayed on the rear screen 130.

In an embodiment, the mash screen may comprise glass beads on the surface. The glass beads may have an average particle diameter (D50) of 1 占 퐉 to 50 占 퐉, specifically, 3 占 퐉 to 30 占 퐉. In this case, the mesh screen improves the visibility of the image scanned from the projector.

The rear screen 130 may be positioned at a rear side with a predetermined distance Dn from the front screen 110 to realize a stereoscopic effect of the image displayed on the night display unit 100. [ The distance Dn between the rear screen 130 and the front screen 110 may be 25 cm to 400 cm, specifically 50 cm to 330 cm. The stereoscopic effect can be maximized in the distance range.

The distance Dn between the back screen 130 and the front screen 110 and the height ratio Dh between the night display 100 and the night display 100 may range from 2: 8 to 4: 6 . The stereoscopic effect can be maximized in the length ratio range.

The rear screen 130 may protrude from the surface of the rear screen 130 so that the image projected by the front projector 115 and the image projected by the rear projector 135 do not overlap on the rear screen 130 And a plurality of blinds 133 formed. Since the front screen 110 is a transparent screen, the image light scanned by the front projector 115 reaches not only the front screen 110 but also the rear screen 130. When the image light is scanned by the rear projector 135 The stereoscopic effect of the image realized in the night display unit 100 is remarkably deteriorated when the light is viewed together with the light reflected on the rear screen 130.

The rear screen 130 of the present invention forms a plurality of blinds 133 so that the video light of the front projector 115 irradiated from the upper portion and the video light of the rear projector 135 irradiated from the lower portion are transmitted to the rear screen 130 , It is possible to maximize the stereoscopic effect of the display portion 100. [0158] Fig. Referring to FIG. 4, since the image light P1 of the front projector 115 reflected by the rear screen 130 is not visually recognized by the blind, the stereoscopic effect of the image to be implemented can be further improved.

The blind 133 can appropriately adjust the height of the blinds 133 protruding from the positions of the front and rear projectors 115 and 135 and the angle of incidence θ with the rear screen 130.

For example, the angle? Between the blind 133 and the rear screen 130 may gradually increase toward the bottom surface 170, and the angle? May gradually increase from the front projector 115 and the rear projector 135 ) Of the night display unit 100, as well as the eye height of the viewer who views the night display unit 100.

In addition, the height of the blinds 133 may be shortened toward the bottom 170. The height can be adjusted not only by the positions and irradiation angles of the front projector 115 and the rear projector 135, but also by considering the eye height of the people viewing the night display unit 100.

In one embodiment, the blinds 133 can be configured to manually adjust the height of the protrusions and / or the angle? With the back screen 130. In this case, the durability of the hybrid outdoor display device installed outside the harsh environment can be improved, and the manufacturing cost can be reduced.

In another embodiment, the blind 133 is provided with a separate driving unit (not shown) so that the height protruded by the control unit according to the position of the front projector 115 and / ) Can be automatically controlled. In this case, the hybrid outdoor display device has an advantage that the position of the front projector can be directly reflected on the height and angle of the blind without delay.

The blinds 133 may include the same material as the rear screen 130. Specifically, the blinds 133 may be integrally formed of the same material as the rear screen 130, or may be formed by applying the material of the rear screen surface to the blind surface so that the color, reflectance, The quality and concentration of the image can be increased.

In an embodiment, the blind 133 and the back screen 130 may include a light absorbing agent (e.g., light absorbing particles) on the surface, or a sheet comprising a light absorbing agent may be formed. In this case, the visibility and stereoscopic effect of the night display portion can be further improved.

The light absorber is not particularly limited as long as it has a light absorbing effect. Specifically, the light absorber may include at least one of black black and super black. In an embodiment, the blind and rear screen may be formed with a sheet (light absorbing sheet) comprising at least one of bumpy black and super black on the surface, for example the blind and the back screen may have a spectral black Company) can be formed. The rear screen 110 may be formed as a curved surface integrally with the top surface 150. In this case, the lines of the joining portions of the rear screen 100 and the top surface 150 are not visible, Can be further increased.

The height Dh of the night display unit 100 may be 100 cm to 600 cm, specifically 200 cm to 500 cm. Also, the night display unit 100 may have a width of 250 cm to 1500 cm, specifically, 500 cm to 1250 cm. In the above-mentioned range, when the hybrid outdoor display device of the present invention is installed on the roof of a building, it is excellent in visibility and stability and is easy to install.

The daytime screen 200 may be a sheet on which desired information is printed. The daytime screen 200 may display desired information such as an advertisement, for example, when it is located in front of the night display unit 100 when the amount of ambient light exceeds a specific value (for example, daylight). The night display unit 100 is operated by the front and rear projectors so that the night display unit 100 stops operating when the amount of surrounding light is excessive and by positioning the daytime screen 200 in front of the night display unit 100 , Another information can be displayed. This makes it possible to utilize an outdoor display device at all times during daytime and nighttime, and in particular, when an outdoor display device is used for advertising, the advertisement effect can be exhibited 24 hours.

The operation unit 300 functions to position the daytime screen 200 on the front of the nighttime display unit 100 or to remove the daytime screen 200 from the front of the nighttime display unit 100. FIG. 2 is a view showing the daytime screen 200 located on the front of the night display unit 100, and FIG. 3 is a view showing the daytime screen 200 removed from the front of the nighttime display unit 100. Figures 2 and 3 show removal of the daytime screen 200 with the chain gears, but not limited thereto.

Hereinafter, a method of locating or removing the daytime screen 200 on the front side of the nighttime display unit 100 will be described with reference to FIGS. 5 to 7, It can be appropriately selected in consideration of the purpose of installation, the spatial condition of the installation place, the environment, and the like.

5 is a cross-sectional view of a hybrid outdoor display device according to an embodiment of the present invention. Specifically, the operation unit 300 drives the chain saw wheel 200 in the shutter direction, can do.

6 is a cross-sectional view of a hybrid outdoor display apparatus according to another embodiment of the present invention. Specifically, the operation unit 300 drives the chain saw wheel by a shutter system to remove the main screen 200 in a downward direction can do. In this case, instead of winding the daytime screen in roll form, three pairs of chain gears can be used to unfold and unfold.

7 is a cross-sectional view of a hybrid outdoor display device according to another embodiment of the present invention. Specifically, the operation unit 300 can remove the main screen 200 in a sliding manner. Although FIG. 7 shows removal in the upward direction, it is not limited thereto, and it is also possible to remove it in the downward direction or the lateral direction.

Also, although not shown in the drawing, a method of removing the daytime screen from the front of the night display unit by winding the daytime screen 200 on a roll may be used, and various methods may be applied depending on the purpose, space, and environment.

The hybrid outdoor display further includes a control unit (not shown), and the control unit controls the operation of the operation units 300, 310, 320 and 330, the image display control of the front projector 115, ), The projection height control of the blind, and the angle control between the blind and the back screen.

Specifically, the control unit controls the front unit and the rear unit to stop driving the front and rear projectors, or the front unit and the rear unit are driven while the operation unit removes the weekly screen from the front of the night unit It is possible to control the stereoscopic image to be realized by the night display unit.

For example, the operation unit control may mean that the daytime screen 200 is positioned on the front of the nighttime display unit 100 or removed from the front of the nighttime display unit 100, but the present invention is not limited thereto. For example, the control of the operation unit may be to place or remove the daytime screen in front of the night display unit according to a sunrise time or a sunset time inputted in advance.

In addition, the hybrid outdoor display device may further include a light amount measuring unit (not shown). In this case, the control of the operation unit may be to position or remove the daytime screen on the front side of the night display unit based on the light amount measured by the light amount measuring unit. Specifically, when the amount of light measured by the light amount measuring unit is higher than a previously inputted value, the daytime screen 200 can be positioned in front of the night display unit 100, and the amount of light measured by the light amount measuring unit If it is low, the daytime screen may be removed from the front of the nighttime display unit, and the nighttime display unit may be driven to display the stereoscopic image.

The image display control of the front and rear projectors may mean to remove the operation or pause of the projector, to select the type of the displayed image, or to switch the image to another image, but the present invention is not limited thereto.

The control unit may control the positions of the front projector and the rear projector so that the position of the front projector and the rear projector is appropriate to the environment or an appropriate distance from the night display unit.

In another embodiment of the present invention, the hybrid outdoor display device is a rotatable hybrid outdoor display device having a polygonal plane, and one side may be a night display portion.

For example, the hybrid outdoor display device may have a rectangular pillar shape having a rectangular plane, and may have four sides, and one of the side surfaces may have a night display portion. The night display unit is substantially the same as that described in the hybrid outdoor display according to the embodiment. Each of the three sides except for the side where the night display unit is provided may have a weekly screen. If the nighttime display unit is low in visibility due to a sufficient amount of light, the image displayed on the daytime screen (or printed) And so on. Further, when the amount of light is equal to or less than a certain level, the night display unit is rotated so as to be visible to the passerby, and the night display unit is driven, so that stereoscopic images or information can be displayed to the passerby. In addition to the advantages of the hybrid outdoor display device according to the present embodiment, the rotary type outdoor outdoor display device has a plurality of daytime screens and can be viewed from various directions.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be understood that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is to be understood, therefore, that the embodiments described above are intended to be illustrative in all respects and not restrictive.

100: night display 110: front screen
115 Front Projector 130: Rear Screen
133: Blind 135: Rear projector
150: upper surface 170:
200: Daytime screen 300:

Claims (11)

A night display unit;
A daytime screen located in front of the night display; And
And an operation unit which places the daytime screen on the front of the nighttime display unit or removes the weekly screen from the front of the nighttime display unit,
The night display unit includes a front screen on the front side, a rear screen positioned on the rear side with a predetermined distance from the front screen, a front projector positioned above the front side of the front screen to illuminate an image on the front screen, A rear projector for illuminating the image on the rear screen,
The front screen is a transparent screen,
The back-
And a plurality of blinds protruding from the rear screen surface so that an image illuminated by the front projector and an image illuminated by the rear projector do not overlap on a rear screen,
Wherein the angle (?) Between the blind and the rear screen increases toward the bottom surface.
The method according to claim 1,
Wherein the front screen is a transparent film screen or a mesh screen.
3. The method of claim 2,
Wherein the mesh screen comprises glass beads on its surface.
The method according to claim 1,
The hybrid outdoor display further includes a control unit,
Wherein the control unit controls at least one of the control of the operation unit, the image display control of the front projector, the image display control of the rear projector, the protrusion height control of the blind, and the angle control between the blind and the rear screen.
5. The method of claim 4,
Wherein the control of the operation unit is to place or remove the daytime screen on the front of the night display unit according to a sunrise time or a sunset time inputted in advance.
5. The method of claim 4,
The hybrid outdoor display further includes a light amount measuring unit,
Wherein the control unit controls the operation unit to position or remove the daytime screen on the front of the nighttime display unit based on the amount of light measured by the light amount measuring unit.
The method according to claim 1,
Wherein the rear screen is formed as a curved surface integrally with the top surface.
The method according to claim 1,
Wherein the blind includes the same material as the rear screen.
delete A night display unit;
A daytime screen located in front of the night display; And
And an operation unit which places the daytime screen on the front of the nighttime display unit or removes the weekly screen from the front of the nighttime display unit,
The night display unit includes a front screen on the front side, a rear screen positioned on the rear side with a predetermined distance from the front screen, a front projector positioned above the front side of the front screen to illuminate an image on the front screen, A rear projector for illuminating the image on the rear screen,
The front screen is a transparent screen,
The back-
And a plurality of blinds protruding from the rear screen surface so that an image illuminated by the front projector and an image illuminated by the rear projector do not overlap on a rear screen,
And the height of the blind protruding decreases toward the bottom.
The method according to claim 1,
Wherein the operation unit places or removes the daytime weekly screen in front of the nighttime display unit by a shutter system, a sliding system, or a roll system.

Images