KR100654776B1 - 액정 표시장치 - Google Patents
액정 표시장치 Download PDFInfo
- Publication number
- KR100654776B1 KR100654776B1 KR1020000008043A KR20000008043A KR100654776B1 KR 100654776 B1 KR100654776 B1 KR 100654776B1 KR 1020000008043 A KR1020000008043 A KR 1020000008043A KR 20000008043 A KR20000008043 A KR 20000008043A KR 100654776 B1 KR100654776 B1 KR 100654776B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- gate
- substrate
- liquid crystal
- drain electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 54
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 239000010409 thin film Substances 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 16
- 230000007547 defect Effects 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000010408 film Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 229910021417 amorphous silicon Inorganic materials 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- 230000003071 parasitic effect Effects 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004065 semiconductor 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
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
-
- 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
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
Landscapes
- 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)
- Geometry (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (5)
- 스위칭 영역과 화소영역이 정의된 기판과;상기 기판 상의 가로방향으로 연장된 게이트 배선과;상기 게이트 배선에서 돌출 연장되어 상기 스위칭 영역에 형성되고, 돌출된 부분이 실질적으로 사각형상인 게이트 전극과;상기 기판 상의 세로방향으로 연장된 데이터 배선과;상기 게이트 전극이 형성된 부근의 상기 데이터 배선에서 연장되어 상기 게이트 전극의 돌출된 제 1 면과 오버랩된 소스 전극과;불량이 발생하면 절단하여 수리할 수 있는 상기 게이트 전극의 상기 제 1 면과 인접하지 않는 제 2 면과 오버랩되어 형성된 제 1 드레인 전극 및 상기 게이트 전극의 상기 제 1 면과 상기 제 2 면과 동시에 인접한 제 3 면과 오버랩되며 제 2 드레인 전극과;상기 제 1 드레인 전극과 상기 제 2 드레인 전극과 접촉하고 상기 화소영역에 형성된 화소전극;을 포함하는 액정 표시장치의 어레이 기판.
- 청구항 1에 있어서,상기 화소전극은 실질적으로 투명한 ITO, IZO 인 액정 표시장치의 어레이 기판.
- 청구항 1에 있어서,상기 화소전극은 실질적으로 불투명한 금속인 액정 표시장치의 어레이 기판.
- 서로 이격되어 마주보는 제 1 기판과 제 2 기판과;상기 제 1 기판과 상기 제 2 기판 사이에 개재된 액정층과;상기 제 1 기판 상에 서로 교차하는 데이터 및 게이트 배선과;상기 게이트 배선에서 연장된 게이트 전극과, 상기 게이트 전극과 오버랩되면서 상기 데이터 배선에서 연장된 소스 전극과;상기 소스 전극과 이격되고 상기 게이트 전극과 오버랩된 제 1 드레인 전극과 제 2 드레인 전극을 가지며, 불량이 발생한 상기 제 1 드레인 전극 또는 상기 제 2 드레인 전극을 절단하여 불량을 수리하는 박막 트랜지스터와;상기 제 1 드레인 전극과 상기 제 2 드레인 전극과 접촉하는 화소전극;을 포함하는 액정 표시장치.
- 청구항 4에 있어서,상기 게이트 전극과 제 1 드레인 전극은 상기 데이터 배선 방향으로 연장되어 형성되고, 상기 소스전극과 상기 제 2 드레인 전극은 상기 게이트 배선 방향으로 연장되어 형성된 액정 표시장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000008043A KR100654776B1 (ko) | 2000-02-19 | 2000-02-19 | 액정 표시장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000008043A KR100654776B1 (ko) | 2000-02-19 | 2000-02-19 | 액정 표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010081860A KR20010081860A (ko) | 2001-08-29 |
KR100654776B1 true KR100654776B1 (ko) | 2006-12-08 |
Family
ID=19648083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000008043A Expired - Fee Related KR100654776B1 (ko) | 2000-02-19 | 2000-02-19 | 액정 표시장치 |
Country Status (1)
Country | Link |
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KR (1) | KR100654776B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101246788B1 (ko) | 2006-12-29 | 2013-03-26 | 엘지디스플레이 주식회사 | 액정표시장치용 어레이 기판 및 그 제조방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06132530A (ja) * | 1992-10-20 | 1994-05-13 | Fujitsu Ltd | 薄膜トランジスタマトリクス |
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2000
- 2000-02-19 KR KR1020000008043A patent/KR100654776B1/ko not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06132530A (ja) * | 1992-10-20 | 1994-05-13 | Fujitsu Ltd | 薄膜トランジスタマトリクス |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101246788B1 (ko) | 2006-12-29 | 2013-03-26 | 엘지디스플레이 주식회사 | 액정표시장치용 어레이 기판 및 그 제조방법 |
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Publication number | Publication date |
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KR20010081860A (ko) | 2001-08-29 |
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