KR100646776B1 - 액정표시장치의제조방법 - Google Patents
액정표시장치의제조방법 Download PDFInfo
- Publication number
- KR100646776B1 KR100646776B1 KR1019970055200A KR19970055200A KR100646776B1 KR 100646776 B1 KR100646776 B1 KR 100646776B1 KR 1019970055200 A KR1019970055200 A KR 1019970055200A KR 19970055200 A KR19970055200 A KR 19970055200A KR 100646776 B1 KR100646776 B1 KR 100646776B1
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- KR
- South Korea
- Prior art keywords
- amorphous silicon
- layer
- silicon layer
- liquid crystal
- crystal display
- 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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- 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
- H10D86/01—Manufacture or treatment
- H10D86/021—Manufacture or treatment of multiple TFTs
- H10D86/0231—Manufacture or treatment of multiple TFTs using masks, e.g. half-tone masks
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/32055—Deposition of semiconductive layers, e.g. poly - or amorphous silicon layers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0312—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes
- H10D30/0316—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes of lateral bottom-gate TFTs comprising only a single gate
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (6)
- 제1 금속층, 도핑된 비정질 실리콘층을 연속 적층하고 제1 마스크를 사용하여 패터닝하여 소스 및 드레인 전극과 화소 전극을 형성하는 단계,비정질 실리콘층을 적층하는 단계,게이트 절연막, 제2 금속층을 연속적으로 적층하는 단계,상기 제2 금속층과 상기 게이트 절연막과 상기 비정질 실리콘층을 제2 마스크를 사용하여 동시에 패터닝하고 식각하여 게이트 전극 및 대향 전극과 반도체층을 형성하는 단계를 포함하는 액정 표시 장치의 제조 방법.
- 제1항에서,상기 제2 금속층은 습식 식각으로 식각하는 액정 표시 장치의 제조 방법.
- 제2항에서,상기 제2 금속층은 상기 비정질 실리콘층에 대해 과식각하는 액정 표시 장치의 제조 방법.
- 제1항에서,상기 비정질 실리콘층 및 상기 게이트 절연막을 건식 식각으로 식각하는 액정 표시 장치의 제조 방법.
- 제4항에서,상기 비정질 실리콘층 및 상기 게이트 절연막을 건식 식각할 때 상기 화소 전극 상부의 상기 도핑된 비정질 실리콘층을 함께 식각하는 액정 표시 장치의 제조 방법.
- 제1항에서,상기 비정질 실리콘층을 적층한 후 레이저 어닐링하여 다결정 실리콘화하는 액정 표시 장치의 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970055200A KR100646776B1 (ko) | 1997-10-27 | 1997-10-27 | 액정표시장치의제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970055200A KR100646776B1 (ko) | 1997-10-27 | 1997-10-27 | 액정표시장치의제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990033781A KR19990033781A (ko) | 1999-05-15 |
KR100646776B1 true KR100646776B1 (ko) | 2007-06-07 |
Family
ID=44479403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970055200A Expired - Fee Related KR100646776B1 (ko) | 1997-10-27 | 1997-10-27 | 액정표시장치의제조방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100646776B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100673331B1 (ko) * | 2000-02-19 | 2007-01-23 | 엘지.필립스 엘시디 주식회사 | 액정 표시장치 제조방법 및 그 제조방법에 따른액정표시장치 |
JP4368515B2 (ja) * | 2000-10-31 | 2009-11-18 | シャープ株式会社 | 液晶表示パネル |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08122819A (ja) * | 1994-10-25 | 1996-05-17 | Mitsubishi Electric Corp | 液晶表示装置及びその製造方法 |
KR960024603A (ko) * | 1994-12-22 | 1996-07-20 | 김광호 | 박막트랜지스터 액정 디스플레이 소자 및 그 제조방법 |
JPH08313934A (ja) * | 1995-05-22 | 1996-11-29 | Toshiba Corp | アレイ基板、その製造方法、液晶表示装置およびその製造方法 |
KR970048718A (ko) * | 1995-12-22 | 1997-07-29 | 김광호 | 액정표시장치의 제조방법 |
-
1997
- 1997-10-27 KR KR1019970055200A patent/KR100646776B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08122819A (ja) * | 1994-10-25 | 1996-05-17 | Mitsubishi Electric Corp | 液晶表示装置及びその製造方法 |
KR960024603A (ko) * | 1994-12-22 | 1996-07-20 | 김광호 | 박막트랜지스터 액정 디스플레이 소자 및 그 제조방법 |
JPH08313934A (ja) * | 1995-05-22 | 1996-11-29 | Toshiba Corp | アレイ基板、その製造方法、液晶表示装置およびその製造方法 |
KR970048718A (ko) * | 1995-12-22 | 1997-07-29 | 김광호 | 액정표시장치의 제조방법 |
Also Published As
Publication number | Publication date |
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KR19990033781A (ko) | 1999-05-15 |
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