KR102141553B1 - 액정표시장치용 어레이기판 - Google Patents
액정표시장치용 어레이기판 Download PDFInfo
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- KR102141553B1 KR102141553B1 KR1020120157838A KR20120157838A KR102141553B1 KR 102141553 B1 KR102141553 B1 KR 102141553B1 KR 1020120157838 A KR1020120157838 A KR 1020120157838A KR 20120157838 A KR20120157838 A KR 20120157838A KR 102141553 B1 KR102141553 B1 KR 102141553B1
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- 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
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- 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
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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
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- 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
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- G—PHYSICS
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- 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
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- G—PHYSICS
- G02—OPTICS
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- 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
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- G—PHYSICS
- G02—OPTICS
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- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
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Abstract
Description
도 2은 종래의 액정표시장치용 어레이기판을 개략적으로 도시한 단면도이다.
도 3는 본 발명의 실시예에 따른 액정표시장치용 어레이기판을 도시한 개략회로도이다.
도 4는 도 3의 A부분에 대응되는 액정표시장치용 어레이기판을 도시한 평면도이다.
도 5는 도 4의 절단선Ⅴ-Ⅴ에 따른 액정표시장치용 어레이기판의 단면도이다.
도 6a 내지 도 6c는 도 4의 절단선Ⅴ-Ⅴ에 따른 액정표시장치용 어레이기판의 제조공정을 순차적으로 나타내는 단면도이다.
130 : 제 2 기판 140 : 게이트 전극
142 : 제 1 링크 배선 145 : 게이트 절연막
150 : 반도체층 151 : 제 1 층
152 : 제 2 층 154 : 개구부
155 : 소스 전극 156 : 공통 전극
157 : 제 2 링크 배선 160 : 드레인 전극
162 : 화소 전극 165: 보호층
167 : 제 3 링크 배선 170 : 구동 집적회로
172 : 입력 패드 173 : 하프 톤 마스크
174 : 감광층
Claims (11)
- 제1영역 및 상기 제1영역 외곽의 제2영역을 포함하는 기판과;
상기 기판의 제1영역 상부에 서로 교차하여 형성되어 다수의 화소영역을 정의하는 다수의 게이트배선 및 다수의 데이터배선과;
상기 다수의 화소영역에 각각 형성되는 박막트랜지스터와;
상기 박막트랜지스터와 연결되는 화소전극과;
상기 화소전극에 대응하여 적어도 하나의 개구부를 가지는 공통전극과;
상기 기판의 제2영역에 배치되며, 상기 다수의 게이트배선 및 상기 다수의 데이터배선에 각각 공급되는 게이트신호 및 데이터신호를 생성하는 구동집적회로와;
상기 게이트배선과 상기 구동집적회로 사이에 배치되어 상기 게이트배선과 상기 구동집적회로를 전기적으로 연결하고 상기 게이트신호를 상기 다수의 게이트배선에 전달하는 다수의 제 1 링크배선과;
상기 데이터배선과 상기 구동집적회로 사이에 배치되어 상기 데이터배선과 상기 구동집적회로를 전기적으로 연결하고, 상기 데이터 신호를 상기 다수의 데이터배선에 전달하며, 상기 제 1 링크배선의 사이에 위치하는 다수의 제 2 링크 배선과;
상기 제 1 링크배선과 상기 제 2 링크배선의 사이에 위치하며, 제 1 층과 상기 제 1 층 상부의 제 2 층으로 이루어지는 다수의 제 3 링크배선으로 구성되며,
상기 제 1 링크배선, 제 2 링크배선 및 제 3 링크배선은 상기 제2영역의 서로 다른 층에 서로 이격되어 배치되며, 상기 제 1 링크배선은 상기 게이트배선과 동일층에 동일물질로 이루어지고 상기 제 2 링크배선은 상기 데이터배선과 동일층에 동일물질로 이루어지고 상기 제 3 링크배선은 상기 공통전극과 동일층에 형성되는 것을 특징으로 하는 액정표시장치용 어레이기판.
- 삭제
- 삭제
- 제 1 항에 있어서,
상기 제 3 링크배선은 하프 톤 마스크를 이용하여 형성되는 것을 특징으로 하는 액정표시장치용 어레이기판.
- 제 1 항에 있어서.
상기 제 3 링크배선은 하프 톤 마스크를 이용하여 상기 공통 전극과 하나의 마스크 공정에 의해 형성되는 것을 특징으로 하는 액정표시장치용 어레이기판. - 제 1 항에 있어서, 상기 제 3 링크배선은,
상기 공통 전극과 동일 물질로 이루어진 제1층; 및
상기 제1층 상부에 배치되고 금속으로 이루어진 제2층을 포함하는 것을 특징으로 하는 액정표시장치용 어레이기판.
- 제 1 항에 있어서, 상기 화소전극은 상기 박막트랜지스터의 드레인전극 하면과 접촉하여 상기 박막트랜지스터와 연결되는 것을 특징으로 하는 액정표시장치용 어레이기판.
- 제 1 항에 있어서, 상기 공통전극은 상기 박막트랜지스터 전체를 덮는 것을 특징으로 하는 액정표시장치용 어레이기판.
- 제 1 항에 있어서, 상기 제2영역의 상기 구동집적회로 외측에 배치되어 외부로 다수의 구동신호와 전원이 입력되어 상기 구동집적회로에 인가하는 입력패드를 더 포함하는 것을 특징으로 하는 액정표시장치용 어레이기판.
- 제 1 항에 있어서, 상기 제 2 링크배선 및 상기 제 3 링크배선은 상기 제 1 링크배선들 사이에 배치되는 것을 특징으로 하는 액정표시장치용 어레이기판.
- 제 1 항에 있어서, 상기 제 1 링크배선, 상기 제 2 링크배선 및 상기 제 3 링크배선중 적어도 2개의 링크배선은 동일한 비저항을 가진 것을 특징으로 하는 액정표시장치용 어레이기판.
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