KR101112222B1 - Surface light source generating device using point source of light - Google Patents

Abstract

Surface light source generator using a point light source according to a preferred embodiment of the present invention, a plurality of point light source is installed, the lighting unit for emitting light with the power supplied from the power supply; A reflector installed at a predetermined distance from the lighting unit to reflect the light emitted from the lighting unit; A diffusing member for dispersing the light reflected from the reflector by moving through the space of the lighting unit; A display unit which displays letters and drawings to be displayed as surface light moving in the diffusion member; And a fixing part connecting and fixing the lighting part, the reflector, the diffusion member, and the display part to each other.

Advertisement, point light source, surface light source, reflector, diffuse film, polarization filter

Description

Surface light source generator using point light source {SURFACE LIGHT SOURCE GENERATING DEVICE USING POINT SOURCE OF LIGHT}

The present invention relates to a surface light source generating device, and more particularly, the light of the point light source is irradiated to the rear surface so that all of the light is reflected or partially reflected and transmitted to the reflector so as to brighten the surface on which the letters, patterns, and images displayed on the display unit are selected. It relates to a surface light source generator using a point light source to shine.

In the city center, various advertisement signs, information signs, traffic signs, etc., are installed in the city for the purpose of guiding, promoting, promoting, and conveying information to the citizens of the city. Monitor and LCD TV demand continues to rise.

In particular, various types of surface light source generators are used to improve readability by using a light such as a light emitter, a fluorescent lamp, and the like for nighttime with low visibility. The surface light source generator includes a surface light source generator using a fluorescent lamp and a surface light source generator applied to an LCD liquid crystal panel and using a light emitter such as a lamp.

On the other hand, the surface light source generator using a fluorescent lamp is configured to generate a surface light source through a plurality of fluorescent lamps installed at a predetermined interval inside the advertising board of opaque acrylic material, the surface light source is configured to emit letters and patterns formed on the front of the billboard do.

In addition, the surface light source generator applied to the LCD TV is diffusely reflected through the light guide plate of the back light unit (BLU) when light emitters such as lamps located at each side of the fixed frame supporting the LCD liquid crystal panel emit light. It creates a surface light source, and the surface light source is configured to illuminate still images or moving images by illuminating an image appearing on the LCD liquid crystal panel.

However, the conventional surface light source generator using a fluorescent lamp has a disadvantage that the brightness of the billboard is perceived from the outside as it is transmitted through the opaque billboard through the internal fluorescent lamp.

In addition, as a large number of fluorescent lamps are installed inside, a large amount of power is consumed, and electrical wiring becomes complicated, and a manufacturing cost is expensive because a frame must be manufactured to structurally support a plurality of fluorescent lamps.

In particular, in the case of outdoor billboards for large buildings, the number of fluorescent lamps installed is almost dozen, so the replacement work is cumbersome and difficult to maintain.

In addition, when a large LCD liquid crystal panel is collected by collecting a plurality of LCDs, since a light emitter such as a lamp is positioned at each side of the fixed frame, a seam is formed at a portion where the LCD is connected to each other, so that the screen shown to the user is not neat. there was.

In addition, it takes a lot of time to design the light guide plate of the manufacture of the backlight unit, the manufacturing cost is expensive.

Thus, there is a need for improvement.

The present invention is to provide a surface light source generator that the light of the point light source is irradiated to the rear surface to reflect all or part of the reflection, and transmit the light, the pattern, the image displayed on the display unit to brighten the selected surface of the four sides. Its purpose is to provide excellent visibility and maximize advertising effectiveness.

In addition, when manufacturing a large LCD liquid crystal panel, the surface light source generated through the reflector from a plurality of point light sources directly illuminates the advertising board or the LCD liquid crystal panel, so that the joints generated by the lamps provided on each side of the fixed frame are not provided. The goal is to provide a clean screen to the user.

In addition, since the light guide plate and the complicated fixing frame are not used, the design does not take much time and the manufacturing cost is low.

In addition, since the durability of the point light source is formed long, it is an object to ensure that there is no difficulty in maintenance and repair.

In order to achieve the above object, a surface light source generator using a point light source according to the first embodiment of the present invention, a plurality of point light source is installed, the lighting unit for emitting light with power supplied from a power supply; A reflector installed at a predetermined interval from the lighting unit to reflect light emitted from the lighting unit; A diffusing member for dispersing the light reflected from the reflector by moving through the space of the lighting unit; A display unit which displays letters and patterns to be represented by surface light moving in the diffusion member; And a fixing unit connecting the lighting unit, the reflector, the diffusion member, and the display unit.

According to a second aspect of the present invention, there is provided an apparatus for generating a surface light source using a point light source, the lighting unit including a plurality of point light sources and emitting light with power supplied from a power supply unit; A reflector installed at a predetermined interval from the lighting unit to reflect light emitted from the lighting unit; A polarization filter that prevents diffuse reflection while light reflected from the reflector passes through a space of the lighting unit; A display unit which displays letters, patterns, and images to be displayed as surface light moving in the polarization filter; And a fixing unit connecting the illumination unit, the reflector, the polarization filter, and the display unit.

The lighting unit may include a plurality of connection lines for supplying power while supporting the point light source at a predetermined interval, and a fixture for fixing the connection lines to be spaced apart so as to have a space in which the light moves.

The point light source may be at least one selected from an LED, a laser diode, and a strobe flash.

In addition, the point light source is a low power high brightness, the LED is characterized in that the LED of at least one color selected from among the red (R), green (G), blue (B), white.

The apparatus may further include a control unit connected to the point light source of the lighting unit to select a power supply, a light emission color, and a light emission pattern, and a signal input unit to operate the control unit.

The reflector 300 is a total reflection body, and the diffusion member 600 is a diffusion film.

In addition, the polarization filter 700 is characterized in that the horizontal filter and the vertical filter are made to overlap each other.

In addition, the display unit is characterized in that the LCD display panel is a display board, or letters, patterns, images, and the like is displayed.

The fixing unit may further include at least one prism filter or at least one fresnel lens for preventing and focusing diffuse reflection of light emitted from the point light source. .

The surface light source generator using the point light source according to the third embodiment of the present invention, a plurality of point light source is installed, the lighting unit for emitting light with the power supplied from the power supply; A reflector installed spaced apart from the lighting unit at a predetermined interval to reflect a portion of the light emitted from the lighting unit and to transmit a portion of the light; A plurality of diffusion members through which the light partially reflected by the reflector passes through the space of the lighting unit or the light partially transmitted by the reflector moves to the rear surface and is evenly distributed; A plurality of display units for displaying letters and patterns to be represented by surface light moving in the diffusion member; And a fixing unit connecting the lighting unit, the reflector, the diffusion member, and the display unit.

The surface light source generator using the point light source according to the fourth embodiment of the present invention, a plurality of point light source is installed, the lighting unit for emitting light with the power supplied from the power supply; A reflector installed spaced apart from the lighting unit at a predetermined interval to reflect a portion of the light emitted from the lighting unit and to transmit a portion of the light; A plurality of polarization filters for partially reflecting light from the reflector passing through a space of the lighting unit or partially transmitting light from the reflector to the rear to prevent diffuse reflection; A plurality of display units displaying letters, patterns, and images to be displayed as surface light moving in the polarization filter; And a fixing unit connecting the illumination unit, the reflector, the polarization filter, and the display unit.

The lighting unit may include a plurality of connection lines for supplying power while supporting the point light source at a predetermined interval, and a fixture for fixing the connection lines to be spaced apart so as to have a space in which the light moves.

The point light source may be at least one selected from an LED, a laser diode, and a strobe flash.

In addition, the point light source is a low power high brightness, the LED is characterized in that the LED of at least one color selected from among the red (R), green (G), blue (B), white.

The apparatus may further include a control unit connected to the point light source of the lighting unit to select a power supply, a light emission color, and a light emission pattern, and a signal input unit to operate the control unit.

In addition, the diffusion member is characterized in that the diffusion film.

In addition, the polarizing filter is characterized in that the horizontal filter and the vertical filter are formed overlap each other.

In addition, the display unit is characterized in that the LCD display panel is a display board, or letters, patterns, images, and the like is displayed.

The fixing unit may further include at least one of at least one prism filter and at least one fresnel lens for preventing diffuse reflection of light emitted from the point light source. It is done.

As described above, when the surface light source generator using the point light source according to the present invention is used, the light, the pattern, Since the image provides a surface light source generator that brightens the selected surface of the four sides, it provides the user with excellent visibility and has the advantage of maximizing the advertising effect.

In addition, when manufacturing a large LCD liquid crystal panel, a large LCD liquid crystal panel can be integrally manufactured by directly illuminating a surface light source generated through a reflector from a plurality of point light sources on an advertisement board or an LCD liquid crystal panel, thereby eliminating a conventionally generated joint. It has the advantage of providing a clean screen to the user.

In addition, since the light guide plate is not used, not only does it take much time to design, but also the manufacturing cost is low.

In addition, since the point light source can be used for a long time, the replacement cycle becomes long, so that the maintenance and repair can be simplified.

Hereinafter, with reference to the accompanying drawings to describe the integrated advertising structure according to an embodiment of the present invention.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is an exploded perspective view of a surface light source generator using a point light source according to a first embodiment of the present invention, Figure 2 is a combined perspective view of the surface light source generator using a point light source according to the first embodiment of the present invention, 3 is a cross-sectional view of the coupling state of FIG. 2, FIG. 4 is a cross-sectional view of the coupling state further provided with a prism filter in the surface light source generator using the point light source according to the first embodiment of the present invention, Figure 8 is a point of the present invention The operation block diagram of the surface light source generator using a light source.

As shown in FIGS. 1 to 4, the configuration of the surface light source generator 10 using the point light source according to the first embodiment of the present invention, a plurality of point light source 210 is installed, the power supply unit ( An illumination unit 200 emitting light with power supplied from 520; A reflector 300 spaced apart from the lighting unit 200 at a predetermined interval to reflect the light emitted from the lighting unit 200; A diffuser member 600 in which the light reflected from the reflector 300 moves through the space of the lighting unit 200 and is evenly distributed; A display unit 100 displaying characters and patterns to be represented by surface light moving in the diffusion member 600; And a fixing part 400 connecting the lighting part 200, the reflector 300, the diffusion member 600, and the display part 100.

The lighting unit 200 supports the point light source 210 at a predetermined interval, and supplies a plurality of connection lines 220 to supply power, and the fixing body 230 is fixed to be spaced apart so that the connection line 220 has a space to which light moves. It is configured to include.

The point light source 210 is preferably at least one selected from an LED, a laser diode, and a strobe flash.

The point light source 210 has a low power and high brightness, and the LED preferably uses an LED having at least one of red (R), green (G), blue (B), and white color. At this time, all of the red (R), green (G), blue (B), white LED is installed in the lighting unit 200 can be configured to emit a desired color under the control of the control unit 500.

The connection line 220 uses 0.03 to 0.05 mm thick copper wire or transparent wire, but is configured to sufficiently support the load of the plurality of point light sources 210.

Point light source 210 is installed in the connection line 220 is installed in a range of approximately 0.2mm ~ 0.6mm, preferably about 0.4mm intervals so that when the user sees from a distance, the light reflected from the reflector 300 The point light source 210 is not visible due to the interference phenomenon.

Fixing body 230 is preferably configured to support the left, right side or four sides to support a plurality of connecting lines 220 arranged in the horizontal direction in FIG.

Of course, the fixture 230 may be composed of a glass plate or acrylic plate of a transparent material, the line light source 210 is connected to the glass plate or acrylic plate of a transparent material in a state in which the point light source 210 is fixed to be arranged at a predetermined interval. It may be configured by attaching and supporting the entire portion of the 220 and the point light source (210). At this time, the moving light is transmitted through the glass or acrylic plate of the transparent material.

In addition, a control unit 500 connected to the point light source 210 of the lighting unit 200 to select a power supply, a light emission color, and a light emission pattern is further provided, and a signal input unit 510 to operate the control unit 500 is provided. More included.

The lighting unit 200 may form a mesh structure in whole or in part in installing the point light source 210. As such, the lighting unit 200 may be variously selected without being limited to the structure and mesh structure shown in the drawing.

The reflector 300 is a total reflection body that totally reflects 100% of the light emitted from the point light source 210, and may use various members having reflective paper or other reflective properties.

The diffusion member 600 is preferably a diffusion film that spreads light widely so that the point light source 210 is not visible.

The display unit 100 can be applied to an advertisement board, a guide sign, a traffic sign, etc., on which letters and patterns are displayed. The display unit 100 may use a configuration in which letters and patterns are engraved on the transparent acrylic resin.

The display unit 100 may be configured such that letters and patterns appear on left and right sides.

On the other hand, as shown in Figure 4, inside the fixing part 400, one or more prismatic filters (Prism Filter 800) or one to prevent and focus the diffuse reflection of the light emitted from the point light source 210 The fresnel lens may be further included.

That is, the prism filter 800 or the Fresnel in the space portion between the illumination unit 200 and the reflector 300, the illumination unit 200 and the diffusion film 600, the diffusion film 600, and the display unit 100. A lens may be selectively installed.

Since the prism filter 800 or the fresnel lens is transparent material through which light is transmitted, a plurality of prismatic filters 800 or fresnel lenses may be installed.

The fixing unit 400 includes an upper frame 410 provided above the lighting unit 200, a reflector 300, a diffusion member 600, and a display unit 100, a lower frame 420 provided below, It may include a side frame 430 provided on the side. It is preferable to use a transparent material for the frames 410 and 420. The fixing part 400 may be formed of a transparent case surrounding the entire surface except the front surface or surrounding all the entire surface.

5 is a cross-sectional view illustrating a coupling state of the surface light source generator using the point light source according to the second embodiment of the present invention.

The configuration of the surface light source generator using the point light source according to the second embodiment of the present invention, a plurality of point light source 210 is installed, the lighting unit 200 for emitting light with the power supplied from the power supply unit 520; A reflector 300 spaced apart from the lighting unit 200 at a predetermined interval to reflect the light emitted from the lighting unit 200; A polarization filter 700 which prevents diffuse reflection while light reflected from the reflector 300 passes through a space of the illumination unit 200; A display unit 120 displaying characters, patterns, and images to be displayed as surface light moving in the polarization filter 700; And a fixing part 400 connecting the illumination part 200, the reflector 300, the polarization filter 700, and the display part 120.

At this time, since most of the configuration of the surface light source generator using the point light source according to the second embodiment is the same as the configuration of the first embodiment, a detailed description thereof will be omitted.

In the polarization filter 700, the horizontal filter 710 and the vertical filter 720 are preferably overlapped with each other, and the order may be changed.

In addition, the display unit 120 is characterized in that the LCD liquid crystal panel in which characters, patterns, and images are represented by moving images or still images. The LCD liquid crystal panel is controlled by the controller 500 or a separate controller to express a moving image or a still image.

In the surface light source generator using the point light source according to the second embodiment, when making a large LCD liquid crystal panel, the illumination unit 200 is installed on the back of the display unit 100 to generate a surface light source, as shown in the prior art It eliminates the occurrence of seams, which are spaces formed by the light emitting bodies, which are lamps provided on the left and right sides, thus providing a neat screen to the user.

In other words, the conventional LCD panel is configured to reflect light from the lamp from the left and right sides and diffuse the reflection, and use the light as a surface light source. In the case of the large LCD liquid crystal panel, the distance of the lamps installed on the left and right side is far apart, so that the surface light source is not formed in the center portion, so it was not possible to manufacture a single large LCD liquid crystal panel.

On the other hand, the large LCD liquid crystal panel using the surface light source generator according to the present invention, since the surface light source is generated directly from the lighting unit 200 having a plurality of point light sources 210 installed on the rear side, one integrated large LCD liquid crystal panel I can produce it.

One or more prismatic filters 800 or one or more Fresnel lenses for preventing and focusing diffuse reflection of light emitted from the point light source 210 also inside the fixing unit 400 according to the second embodiment. Fresnel Lens) may be further included.

6 is a cross-sectional view illustrating a coupling state of the surface light source generator using the point light source according to the third embodiment of the present invention.

The configuration of the surface light source generator 10 using the point light source according to the third embodiment, the plurality of point light source 210 is installed, the lighting unit 200 for emitting light with the power supplied from the power supply unit 520; A reflector 300 spaced apart from the lighting unit 200 at a predetermined interval to reflect a portion of the light emitted from the lighting unit 200 and to transmit a portion thereof; A plurality of diffusing members 600 through which the light partially reflected by the reflector 300 passes through the space of the lighting unit 200 or the light partially transmitted by the reflector 300 moves to the rear surface and is evenly distributed; A plurality of display units 100 installed on the front and rear surfaces to display letters and patterns to be represented by surface light moving in the diffusion member 600; And a fixing part 400 connecting the lighting part 200, the reflector 300, the diffusion member 600, and the display part 100.

At this time, since most of the configuration of the surface light source generator using the point light source according to the third embodiment is the same as the configuration of the first embodiment, a detailed description thereof will be omitted.

In the surface light source generator using the point light source according to the third embodiment, the difference from the configuration of the first embodiment is that the reflector 300 is formed of a semi-transparent reflector to reflect some light and transmit some light. In particular, it is preferable that it is comprised so that 50-70% of light may be reflected and 30-50% of light may be transmitted. That is, 50% of light passes through 50% of the reflective surface and 70% of light passes through 30% of the reflective surface.

Therefore, the configuration reflected by the reflector 300 is the same as that of the first embodiment, and the light transmitted to the rear surface also moves through the diffusion member 600 and the display unit 100, and thus is configured in the same manner as the front surface.

One or more prismatic filters 800 or one or more Fresnel lenses for preventing and focusing diffuse reflection of light emitted from the point light source 210 also inside the fixing unit 400 according to the third embodiment. Fresnel Lens) may be further included.

7 is a cross-sectional view illustrating a coupling state of the surface light source generator using the point light source according to the fourth embodiment of the present invention.

The structure of the surface light source generator using the point light source according to the fourth embodiment, the plurality of point light source 210 is installed, the lighting unit 200 for emitting light with the power supplied from the power supply unit 520; A reflector 300 spaced apart from the lighting unit 200 at a predetermined interval to reflect a portion of the light emitted from the lighting unit 200 and to transmit a portion thereof; A plurality of polarization filters 700 for partially reflecting light from the reflector 300 to pass through the space of the lighting unit 200 or partially transmitting light from the reflector 300 to the rear to prevent diffuse reflection; A plurality of display units 120 displaying characters, patterns, and images to be displayed as surface light moving in the polarization filter 700; And a fixing part 400 connecting the illumination part 200, the reflector 300, the polarization filter 700, and the display part 120.

At this time, since most of the configuration of the surface light source generator using the point light source according to the fourth embodiment is the same as the configuration of the second embodiment, a detailed description thereof will be omitted.

In the surface light source generator using the point light source according to the fourth embodiment, the difference from the configuration of the second embodiment is that the reflector 300 is formed of a semi-transparent reflector reflects 50 to 70% of the light, 30 to 50% of It is configured to transmit light. That is, 50% of light passes through 50% of the reflective surface and 70% of light passes through 30% of the reflective surface.

Accordingly, the configuration reflected by the reflector 300 is the same as that of the first embodiment, and the light transmitted to the rear surface also passes through the polarization filter 700 and the display unit 100 including the horizontal filter 710 and the vertical filter 720. As it moves, it is configured in the same way as in the front.

One or more prismatic filters 800 or one or more Fresnel lenses for preventing and focusing diffuse reflection of light emitted from the point light source 210 also inside the fixing unit 400 according to the fourth embodiment. Fresnel Lens) may be further included.

Hereinafter, the operation of the surface light source generator using the point light source according to the first embodiment of the present invention will be described with reference to the accompanying drawings.

1 to 4, when power is supplied from the power supply unit 520 and a desired signal is input from the signal input unit 510, the control unit 500 controls power according to power supply, light emission color, and light emission pattern. By transmitting the selective operation of the point light source 210 of the lighting unit 200.

For example, when all the red LEDs are turned on at the same time and all the white LEDs are turned off while the red (R), green (G), blue (B), and white LEDs are installed, a white surface light source is formed to display a white screen on the display. can see. In addition, when the LEDs are turned on for all the red (R) at the same time, and the rest are turned off, a red surface light source is formed to see a red screen on the display, thereby providing a new feeling to the user.

Of course, since two colors are selected from red (R), green (G), and blue (B), it is possible to derive and display surface light of various colors such as purple and yellow.

Then, the light emitted from the point light source 210 is emitted to the rear, and is totally reflected by the reflector 300 to emit light back to the front.

Then, the light moving to the front is moved through the space between the connecting line 220 of the lighting unit 200, is dispersed in the surface light source from the diffusion member 600 made of a diffusion film, etc. The letters and patterns are brightly lit to provide the necessary advertising content for users at a distance.

At this time, the light totally reflected from the reflector 300 is moved back to the point light source 210 is emitted, but the size of the point light source 210 is very small, and the point light source 210 from the outside due to the interference shape of the light Invisible

Referring to the operation of the surface light source generator using the point light source according to the second embodiment of the present invention, the light is substantially the same as the first embodiment, and the light reflected from the reflector 300 is horizontal filter 710 and vertical filter ( 720 is moved to a state in which diffuse reflection is prevented, which is a phenomenon in which light spreads in all directions by the polarization filter 700.

In addition, the surface light passing through the polarization filter 700 brightly illuminates characters, patterns, and images, particularly video, which are implemented in the display unit 120 formed of the LCD liquid crystal panel, so that the user can see them from a distance.

In this case, it is preferable that the display unit 120 formed of the LCD liquid crystal panel implements an image in a separate control unit.

Looking at the operation of the surface light source generator using the point light source according to the third embodiment of the present invention, the same as the first embodiment, the light emitted from the lighting unit 200 is partially reflected, and part of the rear surface Since only before the transmission is configured to be different, a detailed description thereof will be omitted.

Looking at the operation of the surface light source generator using the point light source according to the fourth embodiment of the present invention, it is almost the same as the second embodiment, only the light emitted from the lighting unit 200 is partially reflected, and part of the rear Since only before the configuration is to be transmitted through the difference will not be described in detail.

Although the present invention has been described with reference to the embodiments illustrated in the drawings, this is merely exemplary, and various modifications and equivalent other embodiments may be made by those skilled in the art. Will understand.

Therefore, the true technical protection scope of the present invention will be defined by the claims below.

1 is an exploded perspective view of a surface light source generator using a point light source according to a first embodiment of the present invention.

Figure 2 is a perspective view of the combined surface light source generator using a point light source according to a first embodiment of the present invention.

3 is a cross-sectional view of the coupled state of FIG.

4 is a cross-sectional view of the coupling state further provided with a prism filter in the surface light source generator using the point light source according to the first embodiment of the present invention.

5 is a cross-sectional view of the coupling state of the surface light source generator using a point light source according to a second embodiment of the present invention.

6 is a cross-sectional view of the coupling state of the surface light source generator using a point light source according to a third embodiment of the present invention.

7 is a cross-sectional view of the coupling state of the surface light source generator using a point light source according to a fourth embodiment of the present invention.

8 is an operation block diagram of a surface light source generator using a point light source of the present invention.

Explanation of symbols on the main parts of the drawings

10: surface light source generator 100,120: display unit

200: lighting unit 210: point light source

220: connecting line 230: fixed body

300: reflector 400: fixed part

500: control unit 510: signal input unit

520: power source 600: diffusion member

700: polarization filter 800: prism filter

Claims (20)

A lighting unit having a plurality of point light sources installed therein and emitting light with power supplied from a power supply unit; A reflector installed at a predetermined interval from the lighting unit to reflect light emitted from the lighting unit; A diffusing member for dispersing the light reflected from the reflector by moving through the space of the lighting unit; A display unit which displays letters and patterns to be represented by surface light moving in the diffusion member; A fixing unit connecting the lighting unit, the reflector, the diffusion member, and the display unit; A control unit connected to the point light source of the lighting unit to select a power supply, a light emission color, and a light emission pattern; And Surface light source generator using a point light source, characterized in that it comprises a signal input for operating the control unit. A lighting unit having a plurality of point light sources installed therein and emitting light with power supplied from a power supply unit; A reflector installed at a predetermined interval from the lighting unit to reflect light emitted from the lighting unit; A polarization filter for preventing light reflection by moving the light reflected from the reflector through the space of the lighting unit; A display unit which displays letters, patterns, and images to be displayed as surface light moving in the polarization filter; A fixing unit connecting the lighting unit, the reflector, the polarization filter, and the display unit; A control unit connected to the point light source of the lighting unit to select a power supply, a light emission color, and a light emission pattern; And Surface light source generator using a point light source, characterized in that it comprises a signal input for operating the control unit. The method according to claim 1 or 2, The lighting unit, a plurality of connecting lines for supplying power while supporting the point light source at a predetermined interval, The surface light source generator using a point light source, characterized in that the connection line includes a fixed body spaced apart so as to have a space to move the light. The method according to claim 1 or 2, The point light source is a surface light source generator using a point light source, characterized in that at least any one selected from the LED, laser diode, strobe flash. The method of claim 4, wherein The point light source is low power high brightness, The LED is a surface light source generator using a point light source, characterized in that the LED in at least one color selected from among the red (R), green (G), blue (B), white. delete The method according to claim 1 or 2, Surface reflector using a point light source, characterized in that the reflector is a total reflection body. The method of claim 2, The polarizing filter is a surface light source generator using a point light source, characterized in that the horizontal filter and the vertical filter is formed to overlap each other. The method according to claim 1 or 2, The display unit is a surface light source generator using a point light source, characterized in that the display board, the LCD and the LCD display panel, the letters, patterns, images are displayed. The method according to claim 1 or 2, In the fixing unit, the point light source further comprises at least one prism filter or at least one Fresnel lens for preventing and focusing diffuse reflection of light emitted from the point light source Surface light source generator using. A lighting unit having a plurality of point light sources installed therein and emitting light with power supplied from a power supply unit; A reflector installed spaced apart from the lighting unit at a predetermined interval to reflect a portion of the light emitted from the lighting unit and to transmit a portion of the light; A plurality of diffusion members through which the light partially reflected by the reflector passes through the space of the lighting unit or the light partially transmitted by the reflector moves to the rear surface and is evenly distributed; A plurality of display units for displaying letters and patterns to be represented by surface light moving in the diffusion member; A fixing unit connecting the lighting unit, the reflector, the diffusion member, and the display unit; A control unit connected to the point light source of the lighting unit to select a power supply, a light emission color, and a light emission pattern; And Surface light source generator using a point light source, characterized in that it comprises a signal input for operating the control unit. A lighting unit having a plurality of point light sources installed therein and emitting light with power supplied from a power supply unit; A reflector installed spaced apart from the lighting unit at a predetermined interval to reflect a portion of the light emitted from the lighting unit and to transmit a portion of the light; A plurality of polarization filters for partially reflecting light from the reflector passing through a space of the lighting unit or partially transmitting light from the reflector to the rear to prevent diffuse reflection; A plurality of display units displaying letters, patterns, and images to be displayed as surface light moving in the polarization filter; A fixing unit connecting the lighting unit, the reflector, the polarization filter, and the display unit; A control unit connected to the point light source of the lighting unit to select a power supply, a light emission color, and a light emission pattern; And Surface light source generator using a point light source, characterized in that it comprises a signal input for operating the control unit. 13. The method according to claim 11 or 12, The lighting unit, a plurality of connecting lines for supplying power while supporting the point light source at a predetermined interval, The surface light source generator using a point light source, characterized in that the connection line includes a fixed body spaced apart so as to have a space to move the light. 13. The method according to claim 11 or 12, The point light source is a surface light source generator using a point light source, characterized in that at least any one selected from the LED, laser diode, strobe flash. The method of claim 14, The point light source is low power high brightness, The LED is a surface light source generator using a point light source, characterized in that the LED in at least one color selected from among the red (R), green (G), blue (B), white. delete 13. The method according to claim 11 or 12, The reflector is a surface light source generator using a point light source, characterized in that the translucent reflector. 13. The method of claim 12, The polarization filter is a surface light source generator using a point light source, characterized in that the horizontal filter and the vertical filter is formed to overlap each other. 13. The method according to claim 11 or 12, The display unit is a surface light source generator using a point light source, characterized in that the LCD or liquid crystal panel in which a letter or pattern is displayed, or a character, pattern, image. 13. The method according to claim 11 or 12, The fixing unit further includes at least one of at least one prism filter and at least one fresnel lens for preventing diffuse reflection of light emitted from the point light source. Surface light source generator using a point light source.

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