KR200142910Y1 - Liquid crystal display device - Google Patents
Liquid crystal display device Download PDFInfo
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- KR200142910Y1 KR200142910Y1 KR2019930011175U KR930011175U KR200142910Y1 KR 200142910 Y1 KR200142910 Y1 KR 200142910Y1 KR 2019930011175 U KR2019930011175 U KR 2019930011175U KR 930011175 U KR930011175 U KR 930011175U KR 200142910 Y1 KR200142910 Y1 KR 200142910Y1
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- South Korea
- Prior art keywords
- liquid crystal
- display device
- crystal display
- glass
- conductive film
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F2202/00—Materials and properties
- G02F2202/16—Materials and properties conductive
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F2202/00—Materials and properties
- G02F2202/22—Antistatic materials or arrangements
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
본 고안은 액정표시소자를 개시한다.The present invention discloses a liquid crystal display device.
본 고안은 상호 대향되는 면에 전극층이 형성된 상하부 글라스와, 이 글라스의 장자리를 봉착시키는 실재와, 상기 글라스의 외표면에는 설치된 편광판과, 봉착된 상하부 글라스를 기판에 고정하는 새시를 구비하여 된 액정표시소자에 관한 것으로, 상기 편광판의 표면에 소정패턴이 도전막을 형성하고, 이 도전막을 상기 새시에 접지시켜 된 것에 그 특징이 있으며 이는 정전기에 의해 액정의 오동작을 방지할 수 있다.The present invention is provided with an upper and lower glass having electrode layers formed on opposite surfaces, a material sealing the long edges of the glass, a polarizing plate provided on an outer surface of the glass, and a chassis fixing the sealed upper and lower glass to the substrate. The present invention relates to a liquid crystal display device, in which a predetermined pattern forms a conductive film on the surface of the polarizing plate, and the conductive film is grounded to the chassis, which can prevent malfunction of the liquid crystal by static electricity.
Description
제1도는 종래 액정표시 소자가 새시에 고정된 상태를 도시한 입단면도.1 is a cross-sectional view showing a state where a conventional liquid crystal display device is fixed to a chassis.
제2도는 본 고안에 따른 액정표시 소자가 새시에 고정된 상태를 도시한 입단면도.2 is a cross-sectional view illustrating a state in which a liquid crystal display device according to the present invention is fixed to a chassis.
* 도면의 주요부분에 대한 부호의 간단한 설명.* Brief description of symbols for the main parts of the drawings.
11 : 기판 12 : 하부전극층11 substrate 12 lower electrode layer
13 : 배향막 15 : 실재13: alignment film 15: real
16 : 전면기판 20 : 보조실재16: front substrate 20: auxiliary real
본 고안은 액정표시 소자에 관한 것으로서, 더 상세하게는 편광판의에 발생되는 정전기를 제거할수 있도록 된 액정표시 소자에 관한 것이다.The present invention relates to a liquid crystal display device, and more particularly, to a liquid crystal display device that can remove the static electricity generated in the polarizing plate.
통상적으로 수광형 화상표시장치 중의 하나인 액정표시 소자는 제1도에 나타내 보인 바와같이 상하부 글라스(11)(12)가 실링재에 의해 봉착되어 액정이 주입되는 폐쇄공간(14)이 형성되고 상기 상하부 글라스(11)(12)의 상호 대향되는 면에는 각각 소정패턴의 상하부 전극층(15)(16)과 폐쇄공간에 채워진 액정을 소정의 방향으로 배향시키기 위한 배향막(17)(18)이 형성되고 상기 상하부 글라스(11)(12)의 외표면에는 편광판(13)이 설치된다. 그리고 상술한 바와같이 구성된 액정표시소자는 회로기판(19)에 상기 액정표시 소자을 감싸는 새시(100)에 의해 고정되어 있다.In general, as shown in FIG. 1, the liquid crystal display device, which is one of the light receiving type image display apparatuses, has a top and bottom glass 11 and 12 sealed by a sealing material to form a closed space 14 into which liquid crystal is injected, and the top and bottom portions thereof. On the mutually opposing surfaces of the glasses 11 and 12, alignment layers 17 and 18 are formed to align the upper and lower electrode layers 15 and 16 and the liquid crystal filled in the closed space in a predetermined direction, respectively. Polarizing plates 13 are provided on the outer surfaces of the upper and lower glass 11 and 12. The liquid crystal display device constructed as described above is fixed to the circuit board 19 by a chassis 100 surrounding the liquid crystal display device.
상술한 바와같이 구성된 종래의 액정표시소자는 상기 상하부글라스(11)(12)의 상호 대향되는 면에 형성된 X-Y 매트릭스상으로 형성된 상하부 전극(15)(16)에 선택적으로 전위가 인가되게 되면 상기 전위가 인가되는 상하부 전극(15)(16) 사이의 액정이 소정의 방향으로 배향됨으로써 화상이 형성되게 된다.In the conventional liquid crystal display device configured as described above, when the potential is selectively applied to the upper and lower electrodes 15 and 16 formed in the XY matrix formed on the mutually opposite surfaces of the upper and lower glass 11, 12, the potential The liquid crystal between the upper and lower electrodes 15 and 16 to which the is applied is oriented in a predetermined direction, thereby forming an image.
그러나 상술한 바와같은 종래의 액저어표시 소자는 상하부글라스(11)(12)의 외표면에 설치된 편광판(13)에 정전기가 발생되면 이 정전기에 의해 액정이 일정방향으로 배향되어 소망하는 화상을 형성할 수 없는 문제점이 있었다.However, in the conventional liquid crystal display device as described above, when static electricity is generated on the polarizing plates 13 provided on the outer surfaces of the upper and lower glass 11 and 12, the liquid crystal is oriented in a predetermined direction by the static electricity to form a desired image. There was a problem that could not be done.
본 고안은 상기 문제점을 해결하기 위하여 안출된 것으로, 편광판의 표면에 발생되는 정전기를 제거하여 정전기에 의해 액정이 배향되는 것을 방지할 수 있는 액정표시 소자를 제공함에 그 목적이 있다.An object of the present invention is to provide a liquid crystal display device capable of preventing the alignment of liquid crystals by static electricity by removing static electricity generated on the surface of the polarizing plate.
상기 목적을 달성하기 위하여 본 고안은, 상호 대향되는 면에 전극층이 형성된 상하부 글라스와, 이 글라스의 장자리를 봉착시키는 실재와, 상기 글라스의 외표면에는 설치된 편광판과, 봉착된 상하부 글라스를 기판에 고정하는 새시를 구비하여 된 액정표시 소자에 있어서, 상기 편광판의 표면에 소정패턴이 도전막을 형성하고, 이 도전막을 상기 새시에 접지시켜 된 것을 그 특징으로 한다.In order to achieve the above object, the present invention, the upper and lower glass, the electrode layer is formed on the surface facing each other, the actual material to seal the long position of the glass, the polarizing plate provided on the outer surface of the glass, the sealed upper and lower glass on the substrate A liquid crystal display device provided with a chassis to be fixed, wherein a predetermined pattern forms a conductive film on the surface of the polarizing plate, and the conductive film is grounded to the chassis.
이하 첨부된 도면을 참조하여 본 고안에 따른 한 바람직한 실시예를 상세하게 설명하면 다음과 같다.Hereinafter, a preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings.
제2도에는 본 고안에 따른 액정표시 소자가 도시되어 있는바, 이는 하부글라스(21)의 상면에 소정이 패턴으로 하부 전극층(22)이 형성되고 하부전극층(22)의 상면에는 액정을 배향하기 위한 배향막(23)이 형성된다. 그리고 상기 기판(21)과 소정의 실재(25)에 의해 그 가장자리가 결합되어 액정이 주입되는 패쇄공간을 형성하는 상부글라스(26)의 하면에는 상기 하부 글라스(21)의 상면에 형성된 하부 전극층(22)과 직교되도록 소정 패턴의 상부 전극층(27)과 배향막(28)이 순차적으로 형성된다. 그리고 상기 상하부 글라스(21)의 외표면에는 편광판(31)(32)이 설치되고 상기 봉착된 상하부글라스(21)(26)은 새시(100)에 의해 기판(34)에 고정 설치된다.2 shows a liquid crystal display device according to the present invention, in which the lower electrode layer 22 is formed in a predetermined pattern on the upper surface of the lower glass 21, and the liquid crystal is aligned on the upper surface of the lower electrode layer 22. Alignment film 23 is formed. In addition, a lower electrode layer formed on an upper surface of the lower glass 21 is formed on a lower surface of the upper glass 26 forming an enclosed space in which an edge thereof is coupled by the substrate 21 and a predetermined material 25 to inject liquid crystal. The upper electrode layer 27 and the alignment layer 28 of a predetermined pattern are sequentially formed to be orthogonal to 22. In addition, polarizing plates 31 and 32 are installed on the outer surface of the upper and lower glass 21, and the sealed upper and lower glass 21 and 26 are fixed to the substrate 34 by the chassis 100.
그리고 상기 편광판(31)(32)의 상면에는 본 고안의 특징에 따라 투명한 도전막(40)이 형성되고 이 도적막(40)은 새시(100)와 접지되어 있다. 여기에서 상기 도전막(40)은 ITO로 형성함이 바람직하다.In addition, a transparent conductive film 40 is formed on upper surfaces of the polarizing plates 31 and 32, and the conductive film 40 is grounded with the chassis 100. The conductive film 40 is preferably formed of ITO.
이와 같이 구성된 본 고안에 따른 액정표시 소자의 작용을 설명하면 다음과 같다.Referring to the operation of the liquid crystal display device according to the present invention configured as described above are as follows.
본 고안에 따른 액정표시 소자(20)은 상하부 글라스(21)(26)에 형성된 전극(22)(27)에 소정의 전위가 인가됨으로써 이들 전극사이에 위치하는 액정이 소정의 방향으로 배향되어 화상을 형성하게 된다.In the liquid crystal display device 20 according to the present invention, a predetermined potential is applied to the electrodes 22 and 27 formed on the upper and lower glass 21 and 26 so that liquid crystals positioned between these electrodes are oriented in a predetermined direction, thereby causing an image. Will form.
그런데 상기와 같은 액정표시 소자는 상기 편광판(32)의 상면에 도전막(40)이 형성되고 이 도전막(40)은 새시(100)와 접지되어 있으므로 상기 편광판(31) 또는 액정표시소자의 외표면에 발생되는 정전기에 의해 액정이 배향되는 것을 방지할 수 있다. 즉, 상기 편광판의 표면에 발생된 정전기는 새시와 접지된 도전막(40)을 통하여 흐르게 됨으로써 제거되게 된다.However, in the liquid crystal display device as described above, since the conductive film 40 is formed on the upper surface of the polarizing plate 32 and the conductive film 40 is grounded with the chassis 100, the polarizing plate 31 or the liquid crystal display device may be The liquid crystal can be prevented from being aligned by the static electricity generated on the surface. That is, the static electricity generated on the surface of the polarizer is removed by flowing through the chassis and the conductive film 40 grounded.
이와 같이 본 고안 액정표시 소자는 상기 편광판의 표면에 새시와 접지되는 도전막에 의해 정전기를 제거함으로써 편광판의 표면에 발생된 정전기에 의해 발생되는 오동작을 근본적으로 방지할 수 있으며, 나아가서는 액정표시 소자의 신뢰성을 향상시킬 수 있는 이점을 가진다.As described above, the liquid crystal display device of the present invention can fundamentally prevent a malfunction caused by static electricity generated on the surface of the polarizing plate by removing the static electricity by the conductive film grounded on the surface of the polarizing plate and the conductive film. Has the advantage of improving the reliability.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR2019930011175U KR200142910Y1 (en) | 1993-06-23 | 1993-06-23 | Liquid crystal display device |
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KR2019930011175U KR200142910Y1 (en) | 1993-06-23 | 1993-06-23 | Liquid crystal display device |
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KR950001919U KR950001919U (en) | 1995-01-04 |
KR200142910Y1 true KR200142910Y1 (en) | 1999-06-01 |
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KR2019930011175U KR200142910Y1 (en) | 1993-06-23 | 1993-06-23 | Liquid crystal display device |
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1993
- 1993-06-23 KR KR2019930011175U patent/KR200142910Y1/en not_active IP Right Cessation
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