KR101823436B1 - LED Tinting paper - Google Patents

LED Tinting paper Download PDF

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Publication number
KR101823436B1
KR101823436B1 KR1020160149893A KR20160149893A KR101823436B1 KR 101823436 B1 KR101823436 B1 KR 101823436B1 KR 1020160149893 A KR1020160149893 A KR 1020160149893A KR 20160149893 A KR20160149893 A KR 20160149893A KR 101823436 B1 KR101823436 B1 KR 101823436B1
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KR
South Korea
Prior art keywords
led
power
tinting
film
control unit
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KR1020160149893A
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Korean (ko)
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김태희
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(주)팜
김태희
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133305Flexible substrates, e.g. plastics, organic film
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
    • H01L51/0097
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K77/00Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
    • H10K77/10Substrates, e.g. flexible substrates
    • H10K77/111Flexible substrates
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/549Organic PV cells

Abstract

The present invention relates to a light emitting diode (LED) tinting paper and has an objective to maximize its functionality through displaying of characters or images together with shielding light by using a tinting paper. The LED tinting paper comprises: LEDs embedded in one surface of a tinting film coated to shield light at left and right predetermined intervals; an LED power supply pattern formed on the surface of the tinting film, in which the LEDs are embedded, to supply power to the LEDs; a power supply track formed on a rim of the tinting film; a flexible printed circuit board (FPCB) embedded in and drawn out of one side of the power supply track; a tinting control part connected to the FPCB; a power supply part supplying power to the tinting control part; and an operational signal data part storing an operational signal of the tinting control part. Accordingly, the LED tinting paper has the LEDs embedded in one surface of the tinting film at left and right intervals, thereby having an advertisement function such as advertising a shop through displaying its characteristics or images by the LEDs together with tinting for shielding light.

Description

LED 선팅지 {LED Tinting paper}LED Tinting paper}

본 발명은 LED 선팅지에 관한 것으로서, 더욱 상세하게는 선팅지에 있어서, 차광코팅된 선팅필름의 일면에 좌우 일정간격으로 실장된 LED와, 상기 선팅필름의 LED 실장면에 상기 LED로 전원을 공급할 수 있게 형성된 LED전원패턴, 상기 선팅필름의 테두리에 형성된 전원선로, 상기 전원선로의 일측에 실장 인출된 FPCB, 상기 FPCB와 연결된 선팅제어부, 상기 선팅제어부에 전원을 공급하는 전원부, 상기 선팅제어부의 동작신호가 저장된 동작신호데이터부로 구성하여서, 선팅지를 이용한 차광과 함께 문자 또는 이미지의 디스플레이를 통하여 그 기능성을 극대화할 수 있도록 함을 목적으로 한 것이다.The present invention relates to an LED lighting fixture, and more particularly, to an LED lighting fixture which includes LEDs mounted on one side of a light-shielding coated tanning film at right and left predetermined intervals, A power supply line formed on an edge of the lighting film, an FPCB mounted on one side of the power line, an election control unit connected to the FPCB, a power unit for supplying power to the election control unit, And to maximize the functionality thereof by displaying characters or images together with the shading using the sun tanning paper.

일반적으로, 선팅지는 차양이 이루어지는 창문에 설치하여서 빛의 투과를 제한 하거나, 외부에서 내부의 투시가 불가능하게 하기 위하여 창문에 붙여 사용하는 것이다.Generally, a sun tanning spot is installed on a window where an awnings are made so as to limit the transmission of light, or to attach it to a window to make it impossible to see from the outside.

이상과 같은 선팅지는 합성수지필름에 차광코팅층을 형성한 것이다.The above-mentioned sun tanning spot is formed by forming a light-shielding coating layer on a synthetic resin film.

상기한 바와 같은 선팅지는 유리창에 부착하여 빛의 투과를 제어하거나 외부에서 내부를 들여다 볼 수 없게 하는 것이다.The above-mentioned sun tanning is attached to a window to control the transmission of light or to make it impossible to look inside from the outside.

그러나, 상기한 바와 같은 선팅지는 단순히 빛의 투과만을 제한하는 기능 이외에는 별다른 기능을 가지지 않아 그 기능성이 한정되는 문제점이 있었다.However, the above-described sun tanning has a problem in that its functionality is limited because it does not have any other function than merely limiting the transmission of light.

특히, 커피숍 등과 같은 음식점에서는 업소의 홍보 또는 음식을 알리기 위하여 별도의 광고장치를 구비함에 있어 선팅지가 광고장치의 빛 투과를 제한하여 광고효과가 제한되는 문제점이 있었다.Especially, in a restaurant such as a coffee shop, a separate advertising device is provided to advertise a restaurant or a restaurant.

대한민국 실용실안등록 제20-0217196호Korean Utility Model Registration No. 20-0217196

이에, 본 발명은 종래 선팅지가 단순히 빛의 투과만을 제한하는 기능 이외에는 별다른 기능을 가지지 않아 그 기능성이 한정시키는 문제점과, 커피숍 등과 같은 음식점에서는 업소의 홍보 또는 음식을 알리기 위하여 별도의 광고장치를 구비함에 있어 선팅지가 광고장치의 빛 투과를 제한하여 광고효과가 제한하는 문제점을 해결하기 위한 것이다.Accordingly, the present invention has a problem that the conventional sun tanning paper has no function other than merely limiting the light transmission merely and limits the functionality thereof, and in a restaurant such as a coffee shop, a separate advertisement device is provided This is to solve the problem that the advertising effect is limited because the sun ting paper restricts the light transmission of the advertisement device.

즉, 본 발명은 선팅지에 있어서, 차광코팅된 선팅필름의 일면에 좌우 일정간격으로 실장된 LED와, 상기 선팅필름의 LED 실장면에 상기 LED로 전원을 공급할 수 있게 형성된 LED전원패턴, 상기 선팅필름의 테두리에 형성된 전원선로, 상기 전원선로의 일측에 실장 인출된 FPCB, 상기 FPCB와 연결된 선팅제어부, 상기 선팅제어부에 전원을 공급하는 전원부, 상기 선팅제어부의 동작신호가 저장된 동작신호데이터부로 구성한 것을 특징으로 하는 것이다.That is, according to the present invention, there is provided a lighting apparatus comprising: an LED mounted on a surface of a light-shielding coated tanning film at left and right gaps, a LED power pattern formed on the LED mounting surface of the lighting film to supply power to the LED, An FPCB mounted on one side of the power line, an election control unit connected to the FPCB, a power unit for supplying power to the election control unit, and an operation signal data unit for storing an operation signal of the election control unit. .

따라서, 본 발명은 선팅필름의 일면에 좌우 일정간격으로 실장된 LED를 구비함으로써, 차광을 위한 선팅과 함께 LED에 의한 문자 또는 이미지의 표시를 통하여 업소를 알리는 등 광고기능을 갖는 효과와 차광정도에 따라 실내·외에서 외부를 볼 수있는 정도를 조절 할 수 있는 효과를 갖는 것이다.Therefore, according to the present invention, since LEDs mounted at left and right intervals are provided on one side of a tilting film, effects such as advertising are notified through characters or images displayed by LEDs as well as sunlight for shading, Accordingly, it is possible to control the degree to which the outside can be seen from inside or outside the room.

도 1 은 본 발명의 일 실시 예를 보인 사시 예시도.
도 2 는 본 발명의 일 실시 예를 보인 측면 예시도.
도 3 은 본 발명의 일 실시 예를 보인 주요 구성도.
도 4 는 본 발명의 다른 실시 예를 보인 주요 구성도.
1 is a perspective view showing an embodiment of the present invention.
2 is a side view illustrating an embodiment of the present invention.
3 is a main structural view showing an embodiment of the present invention.
4 is a main structural view showing another embodiment of the present invention.

이하, 첨부된 도면에 의하여 상세히 설명하면 다음과 같다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

본 발명은 선팅지를 이용한 차광과 함께 문자 또는 이미지의 디스플레이를 통하여 그 기능성을 극대화할 수 있도록 한 것으로서, 본 명세서 및 청구범위에 사용된 용어나 단어는 통상적이거나 사전적인 의미로 한정해서 해석되어서는 아니 되며, 발명자는 그 자신의 발명을 가장 최선의 방법으로 설명하기 위해 용어의 개념을 적절하게 정의할 수 있다는 원칙에 입각하여 본 발명의 기술적 사상에 부합하는 의미와 개념으로 해석되어야만 한다.The present invention is intended to maximize the functionality through display of characters or images together with shading using sun tanning paper. It is to be understood that the terms and words used in the present specification and claims are not to be construed as limited to ordinary or dictionary terms And the inventor should interpret the meaning and the concept in accordance with the technical idea of the present invention based on the principle that the concept of the term can be appropriately defined in order to explain its own invention in the best way.

따라서, 본 명세서에 기재된 실시예와 도면에 도시된 구성은 본 발명의 가장 바람직한 일 실시예에 불과할 뿐이고, 본 발명의 기술적 사상을 모두 대변하는 것은 아니므로, 본 출원시점에 있어서 이들을 대체할 수 있는 다양한 균등물과 변형 예들이 있을 수 있음을 이해하여야 한다.Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It should be understood that various equivalents and modifications may be present.

즉, 본 발명은 선팅지에 있어서, 차광코팅된 선팅필름의 일면에 좌우 일정간격으로 실장된 LED와, 상기 선팅필름의 LED 실장면에 상기 LED로 전원을 공급할 수 있게 형성된 LED전원패턴, 상기 선팅필름의 테두리에 형성된 전원선로, 상기 전원선로의 일측에 실장 인출된 FPCB, 상기 FPCB와 연결된 선팅제어부, 상기 선팅제어부에 전원을 공급하는 전원부 및 상기 선팅제어부의 동작신호가 저장된 동작신호데이터부로 구성한 것이다.That is, according to the present invention, there is provided a lighting apparatus comprising: an LED mounted on a surface of a light-shielding coated tanning film at left and right gaps, a LED power pattern formed on the LED mounting surface of the lighting film to supply power to the LED, An FPCB mounted on one side of the power line, an election control unit connected to the FPCB, a power unit for supplying power to the election control unit, and an operation signal data unit for storing an operation signal of the election control unit.

그리고, 상기 선팅필름의 LED 실장면에는 실장된 LED를 수용하는 LED수용홈을 형성하여 선팅필름의 전면이 평면화되게 커버하는 필름커버를 구비한 것이다.In addition, a film cover is provided on the LED mounting surface of the lighting film to form LED receiving grooves for accommodating the mounted LEDs, thereby covering the flattening of the front surface of the lighting film.

또한, 상기 전원부는 설치면을 통하여 투과되는 빛에 의하여 발전하는 외부태양전지셀과 상기 외부태양전지셀에 의하여 발전된 전기를 저장한는 이차전지로 구성하여 실시할 수 있는 것이다.The power unit may include an external solar cell that is generated by the light transmitted through the mounting surface, and a secondary battery that stores electricity generated by the external solar cell.

또한, 상기 외부태양전지셀에서 발전된는 전력에 비례하여 LED의 밝기를 비례조정하여 외부가 밝은 경우 더욱 밝게 빛나 시인성을 높이고 외부가 어두울경우 밝기를 줄여 시인성은 유지하며 전력소비를 최소할 수 있게한 외부조광발전비례조광조절부를 구비하여 실시할 수 있는 것이다.In addition, the power generated from the external solar cell is proportional to the brightness of the LED in proportion to the power, thereby increasing brightness and visibility when the outside is bright, reducing brightness when the outside is dark, And a dimming power proportional dimming control unit.

또한, 상기 전원부에 외부가 어두운 경우 내부 조명 불빛에 의하여 발전을 하는 내부태양전지셀을 구비하여 실시할 수 있는 것이다.In addition, when the outside of the power source is dark, an internal solar cell that generates electricity due to the internal illumination light can be provided.

한편, 본 발명의 실시에 있어서, 필름커버에 유리창과 같은 설치면에 부착을 위한 점착층을 형성하고, 상기 점착층의 상면에 점착층을 보호하는 이형지를 구비하여 실시할 수 있는 것이다.In the meantime, in the practice of the present invention, the film cover may be provided with an adhesive layer for adhering to a mounting surface such as a glass window, and a releasing paper for protecting the adhesive layer on the adhesive surface.

이하, 본 발명의 적용실시과정에 대하여 설명하면 다음과 같다.Hereinafter, the application process of the present invention will be described.

상기한 바와 같이 선팅지에 있어서, 차광코팅된 선팅필름의 일면에 좌우 일정간격으로 실장된 LED와, 상기 선팅필름의 LED 실장면에 상기 LED로 전원을 공급할 수 있게 형성된 LED전원패턴, 상기 선팅필름의 테두리에 형성된 전원선로, 상기 전원선로의 일측에 실장 인출된 FPCB, 상기 FPCB와 연결된 선팅제어부, 상기 선팅제어부에 전원을 공급하는 전원부 및 상기 선팅제어부의 동작신호가 저장된 동작신호데이터부로 구성한 본 발명을 적용하여 실시하게 되면, 차광을 위한 선팅과 함께 LED에 의한 문자 또는 이미지의 표시를 통하여 업소를 알리는 등 광고기능을 갖는 것이다.As described above, in the case of a turning sheet, LEDs mounted on a surface of a light-shielding coated tanning film at left and right intervals, an LED power pattern formed on the LED mounting surface of the tiling film to supply power to the LED, An FPCB mounted on one side of the power line, an election control unit connected to the FPCB, a power source for supplying power to the election control unit, and an operation signal data unit for storing an operation signal of the election control unit. It has an advertisement function such as notifying the business through display of characters or images by LEDs, as well as the siting for light shielding.

또한, 본 발명의 실시에 있어 선팅필름의 LED 실장면에는 실장된 LED를 수용하는 LED수용홈을 형성한 필름커버를 구비하여 실시하게 되면, 선팅필름의 전면이 평면화되어 유리창과 같은 설치면에 용이하게 설치할 수 있는 것이다.In addition, in the embodiment of the present invention, when the LED cover of the lighting film is provided with the film cover having the LED accommodating groove for accommodating the mounted LED, the entire surface of the lighting film is flattened, .

또한, 본 발명의 실시에 있어, 상기 전원부는 설치면을 통하여 투과되는 빛에 의하여 발전하는 외부태양전지셀과, 상기 태양전지셀에서 생산된 전기를 저장하는 이차전지로 구성하여 실시하게 되면 별도의 외부 전원 공급 없이 지속적으로 사용할 수 있는 것이다.In addition, in the practice of the present invention, when the power source unit is constituted by an external solar cell that is generated by the light transmitted through the mounting surface and a secondary battery that stores electricity produced by the solar cell, It can be used continuously without external power supply.

또한, 본 발명의 실시에 있어, 상기 외부태양전지셀에서 발전된는 전력에 비례하여 LED의 밝기를 비례조정하는 외부조광발전비례조광조절부를 구비하여 실시하게 되면, 외부가 밝은 경우 더욱 LED가 더욱 밝게 점등되게 하여 시인성을 높이고 외부가 어두울경우 LED의 밝기를 줄여 시인성은 유지하며 전력소비를 최소하여 LED의 점등이 지속적으로 이루어지는 것이다.In addition, in the practice of the present invention, if the external dimming regulator dimming control unit that proportionally adjusts the brightness of the LED in proportion to the power generated in the external solar cell is performed, if the outside is bright, To increase the visibility and reduce the brightness of the LED when the outside is dark. Therefore, visibility is maintained and power consumption is minimized.

또한, 상기 전원부에 내부태양전지셀를 구비하여 실시하게 되며느 외부가 어두운 경우 내부 조명 불빛에 의하여 발전을 하여 LED의 점등이 지속적으로 이루어지게 하는 것이다.In addition, the power supply unit is provided with an internal solar battery cell. When the exterior of the solar cell is dark, the power is generated by the internal lighting light, thereby continuously lighting the LED.

또한, 본 발명의 실시에 있어, 필름커버에 유리창과 같은 설치면에 부착을 위한 점착층을 형성하고, 상기 점착층의 상면에 점착층을 보호하는 이형지를 구비하여 실시하게 되면, 본 발명을 유리창과 같은 설치면에 이형지를 제거한 후 용이하게 설치할 수 있는 것이다.In the practice of the present invention, if the film cover is provided with an adhesive layer for adhering to a mounting surface such as a glass window and a release sheet for protecting the adhesive layer on the upper surface of the adhesive layer, And can be easily installed after removing the release paper on the installation surface.

10 : 선팅필름
11 : 선팅층
21 : LED 22 : LED전원패턴
23 : 전원선로 24 : FPCB
30 : 필름커버
31 : LED수용홈
32a: 점착층 32b: 이형지
40 : 선팅제어부 41 : 동작신호데이터부
51 : 외부태양전지셀
52 : 이차전지
53 : 내부태양전지셀
60 : 외부조광발전비례조광조절부
10:
11:
21: LED 22: LED power pattern
23: power line 24: FPCB
30: Film cover
31: LED receiving groove
32a: adhesive layer 32b: release sheet
40: a turning control unit 41: an operation signal data unit
51: External solar cell
52: Secondary battery
53: Internal solar cell
60: External dimming generation proportional mangochi-

Claims (4)

선팅지에 있어서;
차광코팅된 선팅필름의 일면에 좌우 일정간격으로 실장된 LED와, 상기 선팅필름의 LED 실장면에 상기 LED로 전원을 공급할 수 있게 형성된 LED전원패턴, 상기 선팅필름의 테두리에 형성된 전원선로, 상기 전원선로의 일측에 실장 인출된 FPCB, 상기 FPCB와 연결된 선팅제어부, 상기 선팅제어부에 전원을 공급하는 전원부 및 상기 선팅제어부의 동작신호가 저장된 동작신호데이터부로 구성하고;
상기 선팅필름의 LED 실장면에는 실장된 LED를 수용하는 LED수용홈을 형성하여 선팅필름의 전면이 평면화되게 커버하는 필름커버를 구비하되;
필름커버에 유리창과 같은 설치면에 부착을 위한 점착층을 형성하고, 상기 점착층의 상면에 점착층을 보호하는 이형지를 구비한 것을 특징으로 하는 LED 선팅지.
In the case of sunking paper;
A light emitting diode (LED) power pattern formed on a surface of the lighting film of the lighting film to supply power to the LED, a power line formed on an edge of the lighting film, An FPCB mounted on one side of the line, an election control unit connected to the FPCB, a power unit for supplying power to the election control unit, and an operation signal data unit for storing an operation signal of the election control unit;
And a film cover for covering the front surface of the tilting film so that the front surface of the tilting film is flattened by forming an LED receiving groove for receiving the mounted LED in the LED mounting surface of the tilting film,
And a release paper for forming an adhesive layer on the film cover for attachment to a mounting surface such as a glass window and protecting the adhesive layer on the upper surface of the adhesive layer.
제 1 항에 있어서,
상기 전원부는 설치면을 통하여 투과되는 빛에 의하여 발전하는 외부태양전지셀과 상기 외부태양전지셀에 의하여 발전된 전기를 저장한는 이차전지로 구성한 것을 특징으로 하는 LED 선팅지.
The method according to claim 1,
Wherein the power supply unit comprises an external solar cell that is generated by light transmitted through a mounting surface, and a secondary battery that stores electricity generated by the external solar cell.
제 2 항에 있어서,
상기 외부태양전지셀에서 발전된는 전력에 비례하여 LED의 밝기를 비례조정하여 외부가 밝은 경우 더욱 밝게 빛나 시인성을 높이고 외부가 어두울경우 밝기를 줄여 시인성은 유지하며 전력소비를 최소할 수 있게한 외부조광발전비례조광조절부를 구비한 것을 특징으로 하는 LED 선팅지.
3. The method of claim 2,
The power generated from the external solar battery cell proportionally adjusts the brightness of the LED in proportion to the power, thereby increasing the brightness and visibility when the outside is bright, reducing the brightness when the outside is dark, And a proportional dimming control unit.
제 1 항에 있어서;
상기 전원부에 외부가 어두운 경우 내부 조명 불빛에 의하여 발전을 하는 내부태양전지셀을 구비한 것을 특징으로 하는 LED 선팅지.
The method of claim 1, further comprising:
And an internal solar cell that generates power by the internal illumination light when the outside of the power source unit is dark.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190138502A (en) 2018-06-05 2019-12-13 최종이 Manufacturing method of light emitting glass board and light emitting glass board thereby the same that

Citations (1)

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Publication number Priority date Publication date Assignee Title
JP2007033662A (en) * 2005-07-25 2007-02-08 I K C Kk Surface light emitter and internal illumination type signboard using the same

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007033662A (en) * 2005-07-25 2007-02-08 I K C Kk Surface light emitter and internal illumination type signboard using the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190138502A (en) 2018-06-05 2019-12-13 최종이 Manufacturing method of light emitting glass board and light emitting glass board thereby the same that

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