KR100336897B1 - 박막트랜지스터액정표시소자의제조방법 - Google Patents
박막트랜지스터액정표시소자의제조방법 Download PDFInfo
- Publication number
- KR100336897B1 KR100336897B1 KR10-1998-0061861A KR19980061861A KR100336897B1 KR 100336897 B1 KR100336897 B1 KR 100336897B1 KR 19980061861 A KR19980061861 A KR 19980061861A KR 100336897 B1 KR100336897 B1 KR 100336897B1
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- South Korea
- Prior art keywords
- gate
- metal
- electrode
- metal pattern
- layer
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 10
- 239000010409 thin film Substances 0.000 title claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 69
- 239000010408 film Substances 0.000 claims abstract description 52
- 238000005530 etching Methods 0.000 claims abstract description 21
- 239000004065 semiconductor Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 13
- 239000011521 glass Substances 0.000 claims abstract description 12
- 238000000059 patterning Methods 0.000 claims abstract description 9
- 238000000151 deposition Methods 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 3
- 238000000576 coating method Methods 0.000 claims abstract description 3
- 239000010410 layer Substances 0.000 description 29
- 239000003990 capacitor Substances 0.000 description 10
- 238000003860 storage Methods 0.000 description 10
- 239000011241 protective layer Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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
- G02F1/136—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
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
-
- 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
- H01L27/1259—Multistep manufacturing methods
- H01L27/1288—Multistep manufacturing methods employing particular masking sequences or specially adapted masks, e.g. half-tone mask
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
- H01L29/66765—Lateral single gate single channel transistors with inverted structure, i.e. the channel layer is formed after the gate
-
- 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
- G02F1/13625—Patterning using multi-mask exposure
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Ceramic Engineering (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (2)
- 유리기판 상에 게이트용 금속막을 전면 증착하는 단계;상기 게이트용 금속막을 패터닝하여 게이트 라인과, 상기 게이트 라인과 전기적으로 단락됨과 동시에 바 형태를 갖는 금속 패턴을 형성하는 단계;상기 게이트 라인과 금속 패턴이 형성된 유리기판 전면 상에 게이트 절연막을 도포하는 단계;상기 게이트 절연막 상에 비정질실리콘층을 도포하는 단계;상기 게이트 라인을 마스크로 하는 후면 노광 공정을 실시하여 상기 게이트 라인 상부의 게이트 절연막 상에 비정질실리콘층으로된 반도체층을 형성하는 단계;상기 후면 노광 공정시에 금속 패턴 상부에 잔류되어 있는 비정질실리콘층과 그 하부에 있는 게이트 절연막을 식각하여 상기 금속 패턴을 노출시키는 단계;전체 상부에 투명 금속막을 증착하는 단계; 및상기 투명 금속막을 패터닝하여 상기 금속 패턴과 콘택되는 데이터 라인과, 상기 데이터 라인으로부터 인출되어 반도체층의 일측 상부에 배치되는 드레인 전극과, 상기 드레인 전극과 이격되어 반도체층의 타측 상부에 배치되는 소오스 전극 및 상기 소오스 전극과 일체형으로 되어 화소영역에 배치되는 화소전극을 형성하는 단계를 포함하는 것을 특징으로 하는 박막 트랜지스터 액정표시소자의 제조방법.
- 제 1 항에 있어서, 상기 투명 금속막은 ITO 금속막인 것을 특징으로 하는 박막 트랜지스터 액정표시소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0061861A KR100336897B1 (ko) | 1998-12-30 | 1998-12-30 | 박막트랜지스터액정표시소자의제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-1998-0061861A KR100336897B1 (ko) | 1998-12-30 | 1998-12-30 | 박막트랜지스터액정표시소자의제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000045303A KR20000045303A (ko) | 2000-07-15 |
KR100336897B1 true KR100336897B1 (ko) | 2003-06-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-1998-0061861A KR100336897B1 (ko) | 1998-12-30 | 1998-12-30 | 박막트랜지스터액정표시소자의제조방법 |
Country Status (1)
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KR (1) | KR100336897B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100437475B1 (ko) * | 2001-04-13 | 2004-06-23 | 삼성에스디아이 주식회사 | 평판 디스플레이 장치용 표시 소자 제조 방법 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07191347A (ja) * | 1993-12-27 | 1995-07-28 | Casio Comput Co Ltd | 薄膜トランジスタアレイの製造方法 |
JPH1082991A (ja) * | 1996-09-09 | 1998-03-31 | Toshiba Corp | 液晶表示装置 |
-
1998
- 1998-12-30 KR KR10-1998-0061861A patent/KR100336897B1/ko not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07191347A (ja) * | 1993-12-27 | 1995-07-28 | Casio Comput Co Ltd | 薄膜トランジスタアレイの製造方法 |
JPH1082991A (ja) * | 1996-09-09 | 1998-03-31 | Toshiba Corp | 液晶表示装置 |
Also Published As
Publication number | Publication date |
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KR20000045303A (ko) | 2000-07-15 |
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