KR100787805B1 - 화소 구조의 제조 방법 - Google Patents
화소 구조의 제조 방법 Download PDFInfo
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- KR100787805B1 KR100787805B1 KR1020060052360A KR20060052360A KR100787805B1 KR 100787805 B1 KR100787805 B1 KR 100787805B1 KR 1020060052360 A KR1020060052360 A KR 1020060052360A KR 20060052360 A KR20060052360 A KR 20060052360A KR 100787805 B1 KR100787805 B1 KR 100787805B1
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- 238000000034 method Methods 0.000 title claims abstract 7
- 238000004519 manufacturing process Methods 0.000 title claims abstract 4
- 239000004065 semiconductor Substances 0.000 claims abstract 24
- 239000000463 material Substances 0.000 claims abstract 18
- 239000000758 substrate Substances 0.000 claims abstract 14
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract 11
- 238000005530 etching Methods 0.000 claims abstract 9
- 238000000059 patterning Methods 0.000 claims 15
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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
- G02F1/136—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
-
- 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
-
- 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
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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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
-
- 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
- H10D86/441—Interconnections, e.g. scanning lines
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Solid State Image Pick-Up Elements (AREA)
Abstract
Description
Claims (8)
- 기판 상에 제1 도전층을 형성하는 단계;제1 마스크를 식각 마스크로 이용하여 상기 제1 도전층을 패터닝하여 게이트를 형성하는 단계;상기 기판 상에 상기 게이트를 덮는 유전층을 형성하는 단계;상기 유전층 상에 반도체 물질층 및 제2 도전층을 순차적으로 형성하는 단계;제2 마스크를 식각 마스크로 이용하여 제2 도전층을 패터닝하여 화소 전극을 형성하는 단계;상기 게이트 상의 상기 반도체 물질층이 보호하도록 상기 제1 마스크를 식각 마스크로 이용하여 상기 기판 상부에 패턴화된 포토레지스트막을 형성하는 단계;상기 화소 전극 및 상기 패턴화된 포토레지스트막을 식각 마스크로 이용하여 상기 반도체 물질층을 패터닝하여 반도체층을 형성하는 단계;상기 패턴화된 포토레지스트막을 제거하는 단계;상기 기판 상부에 제3 도전층을 형성하는 단계; 및제3 마스크를 이용하여 상기 제3 도전층을 패터닝하여, 소스/드레인을 형성하는 단계를 포함하며,상기 드레인은 상기 화소 전극과 전기적으로 연결되는 것을 특징으로 하는 화소 구조의 제조 방법.
- 제 1 항에 있어서, 상기 반도체층을 형성하는 단계는, 상기 화소 전극과 상기 패턴화된 포토레지스트막을 식각 마스크로 이용하여 상기 유전층을 패터닝하여 상기 기판의 일부를 노출시키는 단계를 포함하는 것을 특징으로 하는 화소 구조의 제조 방법.
- 제 1 항에 있어서, 상기 화소 전극을 형성하는 단계는, 상기 반도체 물질층의 일부를 노출시키는 콘택홀을 형성하는 단계를 포함하며, 상기 반도체층을 형성한 후에 상기 콘택홀은 상기 유전층의 일부를 노출시키도록 형성되는 것을 특징으로 하는 화소 구조의 제조 방법.
- 제 1 항에 있어서, 상기 반도체 물질층을 형성한 후에 상기 반도체 물질층 상에 오믹 콘택층을 형성하는 단계; 및상기 화소 전극을 형성한 후에 상기 오믹 콘택층을 패터닝하여 상기 반도체 물질층의 일부를 노출시키는 단계를 더 포함하는 것을 특징으로 하는 화소 구조의 제조 방법.
- 기판 상에 제1 도전층을 형성하는 단계;제1 마스크를 식각 마스크로 이용하여 상기 제1 도전층을 패터닝하여 게이트를 형성하는 단계;상기 기판 상에 상기 게이트를 덮는 유전층을 형성하는 단계;상기 유전층 상에 반도체 물질층을 형성하는 단계;상기 제1 마스크를 식각 마스크로 이용하여 상기 반도체 물질층을 패터닝하여 상기 유전층 상에 반도체층을 형성하는 단계;상기 기판 상부에 제2 도전층을 형성하는 단계;제2 마스크를 식각 마스크로 이용하여 상기 제2 도전층을 패터닝하여 상기 기판 상부에 소스/드레인을 형성하는 단계;상기 기판 상에 제3 도전층을 형성하는 단계; 및제3 마스크를 식각 마스크로 이용하여 상기 제3 도전층을 패터닝하여 상기 기판 상부에 화소 전극을 형성하는 단계를 포함하며,상기 화소 전극은 상기 드레인과 전기적으로 연결되는 것을 특징으로 하는 화소 구조의 제조 방법.
- 제 5 항에 있어서, 상기 반도체 물질층을 패터닝하는 단계는,상기 제1 마스크를 이용하여 상기 반도체 물질층 상에 패턴화된 포토레지스트막을 형성하는 단계;상기 패턴화된 포토레지스트막을 식각 마스크로 이용하여 상기 반도체 물질층을 패터닝하여 상기 반도체층을 형성하는 단계; 및상기 패턴화된 포토레지스트막을 제거하는 단계를 포함하는 것을 특징으로 하는 화소 구조의 제조 방법.
- 제 6 항에 있어서, 상기 반도체 물질층을 형성한 후에 상기 반도체 물질층 상에 오믹 콘택층을 형성하는 단계; 및상기 반도체 물질층을 패터닝하기 전에 상기 패턴화된 포토레지스트막을 식각 마스크로 이용하여 상기 오믹 콘택층을 패터닝하는 단계를 더 포함하는 것을 특징으로 하는 화소 구조의 제조 방법.
- 제 5 항에 있어서, 상기 소스/드레인을 형성하는 단계는 상기 소스/드레인을 식각 마스크로 이용하여 상기 유전층을 패터닝하여 상기 기판의 일부를 노출시키는 단계를 더 포함하는 것을 특징으로 하는 화소 구조의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW094147530 | 2005-12-30 | ||
TW094147530A TWI294177B (en) | 2005-12-30 | 2005-12-30 | Method for manufacturing pixel structure |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070072328A KR20070072328A (ko) | 2007-07-04 |
KR100787805B1 true KR100787805B1 (ko) | 2007-12-21 |
Family
ID=38223947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060052360A Expired - Fee Related KR100787805B1 (ko) | 2005-12-30 | 2006-06-12 | 화소 구조의 제조 방법 |
Country Status (4)
Country | Link |
---|---|
US (2) | US7580087B2 (ko) |
JP (1) | JP4504335B2 (ko) |
KR (1) | KR100787805B1 (ko) |
TW (1) | TWI294177B (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI285929B (en) * | 2006-02-15 | 2007-08-21 | Au Optronics Corp | Manufacturing method of pixel structure |
KR20100075195A (ko) * | 2008-12-24 | 2010-07-02 | 삼성전자주식회사 | 박막 트랜지스터 표시판 및 그 제조 방법 |
Citations (4)
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JP2000162646A (ja) | 1998-11-26 | 2000-06-16 | Samsung Electronics Co Ltd | 液晶表示装置用薄膜トランジスタ基板の製造方法 |
KR20020058269A (ko) * | 2000-12-29 | 2002-07-12 | 구본준, 론 위라하디락사 | 액정 표시 장치용 어레이 기판 및 그의 제조 방법 |
JP2003140189A (ja) | 2001-10-25 | 2003-05-14 | Lg Phillips Lcd Co Ltd | 液晶ディスプレイ装置用アレー基板及びその製造方法 |
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KR101107682B1 (ko) * | 2004-12-31 | 2012-01-25 | 엘지디스플레이 주식회사 | 표시 소자용 박막 트랜지스터 기판 및 그 제조 방법 |
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2005
- 2005-12-30 TW TW094147530A patent/TWI294177B/zh not_active IP Right Cessation
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2006
- 2006-05-12 US US11/433,017 patent/US7580087B2/en active Active
- 2006-06-12 KR KR1020060052360A patent/KR100787805B1/ko not_active Expired - Fee Related
- 2006-07-05 JP JP2006185672A patent/JP4504335B2/ja active Active
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2009
- 2009-06-03 US US12/477,328 patent/US7808569B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000162646A (ja) | 1998-11-26 | 2000-06-16 | Samsung Electronics Co Ltd | 液晶表示装置用薄膜トランジスタ基板の製造方法 |
KR20020058269A (ko) * | 2000-12-29 | 2002-07-12 | 구본준, 론 위라하디락사 | 액정 표시 장치용 어레이 기판 및 그의 제조 방법 |
JP2003140189A (ja) | 2001-10-25 | 2003-05-14 | Lg Phillips Lcd Co Ltd | 液晶ディスプレイ装置用アレー基板及びその製造方法 |
KR20050003258A (ko) * | 2003-06-30 | 2005-01-10 | 엘지.필립스 엘시디 주식회사 | 구동회로 일체형 액정표시장치용 어레이 기판의 제조 방법 |
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JP4504335B2 (ja) | 2010-07-14 |
TW200725877A (en) | 2007-07-01 |
KR20070072328A (ko) | 2007-07-04 |
US7808569B2 (en) | 2010-10-05 |
US20090246919A1 (en) | 2009-10-01 |
TWI294177B (en) | 2008-03-01 |
US20070153147A1 (en) | 2007-07-05 |
US7580087B2 (en) | 2009-08-25 |
JP2007184527A (ja) | 2007-07-19 |
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