KR100595311B1 - 액정표시 소자의 제조방법 - Google Patents
액정표시 소자의 제조방법 Download PDFInfo
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- KR100595311B1 KR100595311B1 KR1020030101554A KR20030101554A KR100595311B1 KR 100595311 B1 KR100595311 B1 KR 100595311B1 KR 1020030101554 A KR1020030101554 A KR 1020030101554A KR 20030101554 A KR20030101554 A KR 20030101554A KR 100595311 B1 KR100595311 B1 KR 100595311B1
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000000758 substrate Substances 0.000 claims description 36
- 239000010409 thin film Substances 0.000 claims description 23
- 238000003860 storage Methods 0.000 claims description 18
- 239000010408 film Substances 0.000 claims description 16
- 238000002161 passivation Methods 0.000 claims description 15
- 239000007769 metal material Substances 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000010410 layer Substances 0.000 abstract description 70
- 238000000059 patterning Methods 0.000 abstract description 5
- 239000011241 protective layer Substances 0.000 abstract description 5
- 238000000206 photolithography Methods 0.000 description 8
- 239000007772 electrode material Substances 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004205 SiNX Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 210000002858 crystal cell Anatomy 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
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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
- G02F1/136—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
-
- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13458—Terminal pads
-
- 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
- G02F1/136—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
-
- 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
- G02F1/136—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
- G02F1/136231—Active matrix addressed cells for reducing the number of lithographic steps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
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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)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (6)
- 기판의 박막트랜지스터 영역, 저장영역 그리고 게이트 패드부에 각각 게이트 패턴들을 형성하는 단계와;상기 각 게이트 패턴을 포함한 기판의 전면에 게이트 절연막, 액티브층 및 금속물질층을 차례로 형성하는 단계와;상기 금속물질층을 선택적으로 제거하여 상기 박막트랜지스터 영역에 소오스/드레인 전극을 형성하는 동시에 상기 저장영역 및 게이트 패드부에 각각 전극층을 형성하는 단계와;상기 각 전극을 포함한 기판의 전면에 보호막을 형성하는 단계와;상기 박막트랜지스터 영역의 보호막을 선택적으로 제거하여 상기 드레인 전극을 노출시키는 콘택홀을 형성하는 동시에 상기 게이트 패드부의 게이트 절연막, 액티브층 및 보호막을 선택적으로 제거하여 상기 게이트 패드부의 게이트 패턴을 노출시키는 콘택홀을 형성하는 단계를 포함하는 액정 표시 소자의 제조방법.
- 제 1 항에 있어서,상기 게이트 패턴들을 형성하는 단계에서,상기 박막트랜지스터 영역에 게이트 전극을 형성하고, 상기 저장영역 및 상기 게이트 패드부에 게이트 배선을 형성함을 특징으로 하는 액정 표시 소자의 제조방법.
- 제 1 항에 있어서,상기 드레인 전극 및 게이트 패턴을 노출시키는 콘택홀을 형성하는 동시에, 상기 게이트 패턴들 사이에 있는 보호막 및 액티브층을 선택적으로 제거함을 특징으로 하는 액정 표시 소자의 제조방법.
- 제 1 항에 있어서,상기 드레인 전극 및 게이트 패턴을 노출시키는 콘택홀을 형성하는 동시에, 상기 저장영역 및 상기 게이트 패드부의 전극층들을 각각 노출시키는 콘택홀들을 형성하는 것을 특징으로 하는 액정 표시 소자의 제조방법.
- 제 1 항에 있어서,상기 드레인 전극 및 게이트 패턴을 노출시키는 콘택홀들을 형성한 후에,상기 드레인 전극과 연결되는 화소전극과, 상기 게이트 패드부의 게이트 패턴과 연결되는 배선을 형성하는 단계를 더 포함하는 액정 표시 소자의 제조방법.
- 다수의 화소영역을 갖는 기판 위에 게이트 전극 및 게이트 배선을 형성하는 단계와;상기 게이트 전극 및 게이트 배선을 포함한 기판의 전면에 게이트 절연막, 액티브층 및 금속물질층을 차례로 형성하는 단계와;상기 금속물질층을 선택적으로 제거하여 상기 게이트 전극의 상부에 소오스/드레인 전극을 형성하는 단계와;상기 소오스/드레인 전극을 포함한 기판의 전면에 보호막을 형성하는 단계와;상기 보호막을 선택적으로 제거하여 상기 드레인 전극을 노출시키는 콘택홀을 형성하는 동시에 상기 화소영역 내의 보호막 및 액티브층을 선택적으로 제거하는 단계와;상기 화소영역에 상기 드레인 전극과 연결되는 화소전극을 형성하는 단계를 포함하는 액정 표시 소자의 제조방법.
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KR1020030101554A KR100595311B1 (ko) | 2003-12-31 | 2003-12-31 | 액정표시 소자의 제조방법 |
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KR1020030101554A KR100595311B1 (ko) | 2003-12-31 | 2003-12-31 | 액정표시 소자의 제조방법 |
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KR20050069444A KR20050069444A (ko) | 2005-07-05 |
KR100595311B1 true KR100595311B1 (ko) | 2006-06-30 |
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Families Citing this family (2)
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KR101243792B1 (ko) * | 2006-06-27 | 2013-03-18 | 연세대학교 산학협력단 | 박막 트랜지스터 및 이의 제조방법, 이를 이용한액정표시장치 및 이의 제조방법 |
KR101338104B1 (ko) * | 2006-06-30 | 2013-12-06 | 엘지디스플레이 주식회사 | 박막 트랜지스터 어레이기판 제조방법 |
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