KR100629174B1 - 박막트랜지스터 기판 및 그의 제조방법 - Google Patents
박막트랜지스터 기판 및 그의 제조방법 Download PDFInfo
- Publication number
- KR100629174B1 KR100629174B1 KR1019990068077A KR19990068077A KR100629174B1 KR 100629174 B1 KR100629174 B1 KR 100629174B1 KR 1019990068077 A KR1019990068077 A KR 1019990068077A KR 19990068077 A KR19990068077 A KR 19990068077A KR 100629174 B1 KR100629174 B1 KR 100629174B1
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- KR
- South Korea
- Prior art keywords
- thin film
- film transistor
- gate electrode
- color filter
- planarization layer
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- 239000010409 thin film Substances 0.000 title claims abstract description 49
- 239000000758 substrate Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 239000010408 film Substances 0.000 claims description 11
- 238000000059 patterning Methods 0.000 claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 8
- 239000010410 layer Substances 0.000 description 49
- 229910021417 amorphous silicon Inorganic materials 0.000 description 8
- 239000011159 matrix material Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 229910000599 Cr alloy Inorganic materials 0.000 description 4
- 229910001182 Mo alloy Inorganic materials 0.000 description 4
- 229910004205 SiNX Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910001362 Ta alloys Inorganic materials 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- 239000007772 electrode material Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 229910000967 As alloy Inorganic materials 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42384—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78606—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device
- H01L29/78636—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device with supplementary region or layer for improving the flatness of the 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
- G02F1/133357—Planarisation layers
-
- 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
- G02F1/136222—Colour filters incorporated in the active matrix substrate
Abstract
Description
Claims (5)
- 칼라필터 위에 박막트랜지스터가 형성된 박막트랜지스터 기판에 있어서,상기 칼라필터 위에 형성된 박막트랜지스터와,상기 칼라필터의 단차를 보상하며 상기 박막트랜지스터의 게이트전극이 형성될 홈부가 형성되어진 평탄화층을 구비하는 것을 특징으로 하는 박막트랜지스터 기판.
- 제 1 항에 있어서,상기 평탄화층의 홈부는 상기 게이트전극과 동일한 체적을 가지는 것을 특징으로 하는 박막트랜지스터 기판.
- 칼라필터 위에 박막트랜지스터가 형성된 박막트랜지스터 기판의 제조방법에 있어서,투명기판 상에 상기 칼라필터를 형성하는 단계와,상기 칼라필터 상에 평탄화층을 형성하고 패터닝하여 상기 박막트랜지스터의 게이트전극이 형성될 홈부를 마련하는 단계와,상기 평탄화층 상에 상기 박막트랜지스터를 형성하는 단계를 포함하는 것을 특징으로 하는 박막트랜지스터 기판의 제조방법.
- 제 3 항에 있어서,상기 평탄화층의 홈부는 상기 게이트전극과 동일한 체적을 가지게끔 형성되는 것을 특징으로 하는 박막트랜지스터 기판의 제조방법.
- 제 3 항에 있어서,상기 박막트랜지스터를 형성하는 단계는상기 평탄화층의 홈부에 상기 게이트전극을 형성하는 단계와,상기 게이트전극 및 상기 평탄화층 위에 게이트절연막, 반도체층, 소스 및 드레인 전극을 순차적으로 형성하는 단계를 포함하는 것을 특징으로 하는 박막트랜지스터 기판의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990068077A KR100629174B1 (ko) | 1999-12-31 | 1999-12-31 | 박막트랜지스터 기판 및 그의 제조방법 |
US09/739,823 US6452210B2 (en) | 1999-12-31 | 2000-12-20 | Thin film transistor substrate and fabricating method thereof |
US10/177,143 US20020168805A1 (en) | 1999-12-31 | 2002-06-24 | Thin film transistor substrate and fabricating method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990068077A KR100629174B1 (ko) | 1999-12-31 | 1999-12-31 | 박막트랜지스터 기판 및 그의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010066368A KR20010066368A (ko) | 2001-07-11 |
KR100629174B1 true KR100629174B1 (ko) | 2006-09-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019990068077A KR100629174B1 (ko) | 1999-12-31 | 1999-12-31 | 박막트랜지스터 기판 및 그의 제조방법 |
Country Status (2)
Country | Link |
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US (2) | US6452210B2 (ko) |
KR (1) | KR100629174B1 (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3983019B2 (ja) * | 2001-08-24 | 2007-09-26 | シャープ株式会社 | 埋め込み構造を有する基板の製造方法および表示装置の製造方法 |
JP4004835B2 (ja) * | 2002-04-02 | 2007-11-07 | 株式会社アドバンスト・ディスプレイ | 薄膜トランジスタアレイ基板の製造方法 |
KR20040080778A (ko) | 2003-03-13 | 2004-09-20 | 삼성전자주식회사 | 4색 구동 액정 표시 장치 및 이에 사용하는 표시판 |
TWI244211B (en) * | 2003-03-14 | 2005-11-21 | Innolux Display Corp | Thin film transistor and method of manufacturing the same and display apparatus using the transistor |
JP2006269599A (ja) * | 2005-03-23 | 2006-10-05 | Sony Corp | パターン形成方法、有機電界効果型トランジスタの製造方法、及び、フレキシブルプリント回路板の製造方法 |
TWI305682B (en) | 2006-08-14 | 2009-01-21 | Au Optronics Corp | Bottom substrate for liquid crystal display device and the method of making the same |
KR20110052226A (ko) * | 2009-11-12 | 2011-05-18 | 삼성전자주식회사 | Rct 소자 및 그 rct 소자를 포함하는 디스플레이 장치 |
CN102819138A (zh) * | 2012-07-25 | 2012-12-12 | 京东方科技集团股份有限公司 | 阵列基板及显示装置 |
KR102186576B1 (ko) * | 2014-03-21 | 2020-12-04 | 삼성디스플레이 주식회사 | 액정 표시 패널 및 이의 제조 방법 |
CN104795400B (zh) * | 2015-02-12 | 2018-10-30 | 合肥鑫晟光电科技有限公司 | 阵列基板制造方法、阵列基板和显示装置 |
CN109256052B (zh) * | 2018-09-21 | 2020-06-02 | 京东方科技集团股份有限公司 | 电子设备、显示面板、驱动背板及其制造方法 |
Family Cites Families (13)
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US4758305A (en) * | 1986-03-11 | 1988-07-19 | Texas Instruments Incorporated | Contact etch method |
JPH0690372B2 (ja) * | 1987-08-26 | 1994-11-14 | シャープ株式会社 | 液晶表示素子 |
JPH02153353A (ja) * | 1988-07-25 | 1990-06-13 | Matsushita Electric Ind Co Ltd | 着色光重合組成物およびカラーフィルタ |
CA1313563C (en) * | 1988-10-26 | 1993-02-09 | Makoto Sasaki | Thin film transistor panel |
DE68921567T2 (de) * | 1988-11-30 | 1995-07-06 | Nec Corp | Flüssigkristallanzeigetafel mit verminderten Pixeldefekten. |
US5631753A (en) * | 1991-06-28 | 1997-05-20 | Dai Nippon Printing Co., Ltd. | Black matrix base board and manufacturing method therefor, and liquid crystal display panel and manufacturing method therefor |
JP2752582B2 (ja) * | 1994-05-20 | 1998-05-18 | 株式会社フロンテック | 電子素子及びその製造方法 |
JP3307181B2 (ja) * | 1995-07-31 | 2002-07-24 | ソニー株式会社 | 透過型表示装置 |
JPH0980447A (ja) * | 1995-09-08 | 1997-03-28 | Toshiba Electron Eng Corp | 液晶表示素子 |
US5795686A (en) * | 1995-12-26 | 1998-08-18 | Fujitsu Limited | Pattern forming method and method of manufacturing liquid crystal display device |
KR100223899B1 (ko) * | 1996-01-15 | 1999-10-15 | 구자홍 | 액정표시장치의 구조 및 제조방법 |
JP3402909B2 (ja) * | 1996-03-12 | 2003-05-06 | アルプス電気株式会社 | 薄膜トランジスタ装置及び液晶表示装置 |
KR100393039B1 (ko) * | 1996-11-20 | 2003-10-17 | 삼성에스디아이 주식회사 | 액정표시소자 |
-
1999
- 1999-12-31 KR KR1019990068077A patent/KR100629174B1/ko active IP Right Grant
-
2000
- 2000-12-20 US US09/739,823 patent/US6452210B2/en not_active Expired - Lifetime
-
2002
- 2002-06-24 US US10/177,143 patent/US20020168805A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20020168805A1 (en) | 2002-11-14 |
US20010025988A1 (en) | 2001-10-04 |
KR20010066368A (ko) | 2001-07-11 |
US6452210B2 (en) | 2002-09-17 |
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