KR100287666B1 - 액티브매트릭스기판 - Google Patents
액티브매트릭스기판 Download PDFInfo
- Publication number
- KR100287666B1 KR100287666B1 KR1019980018988A KR19980018988A KR100287666B1 KR 100287666 B1 KR100287666 B1 KR 100287666B1 KR 1019980018988 A KR1019980018988 A KR 1019980018988A KR 19980018988 A KR19980018988 A KR 19980018988A KR 100287666 B1 KR100287666 B1 KR 100287666B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- insulating film
- active matrix
- matrix substrate
- interlayer insulating
- 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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- 239000000758 substrate Substances 0.000 title claims abstract description 72
- 239000011159 matrix material Substances 0.000 title claims abstract description 62
- 239000010410 layer Substances 0.000 claims abstract description 115
- 229910021424 microcrystalline silicon Inorganic materials 0.000 claims abstract description 42
- 239000011229 interlayer Substances 0.000 claims abstract description 40
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 36
- 239000010408 film Substances 0.000 claims description 116
- 239000010409 thin film Substances 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 35
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000004925 Acrylic resin Substances 0.000 claims description 7
- 229920000178 Acrylic resin Polymers 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000004528 spin coating Methods 0.000 claims description 4
- 230000032683 aging Effects 0.000 abstract description 5
- 230000002542 deteriorative effect Effects 0.000 abstract 1
- 238000002161 passivation Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 13
- 238000005530 etching Methods 0.000 description 12
- 239000004973 liquid crystal related substance Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- 229910004205 SiNX Inorganic materials 0.000 description 6
- 238000000059 patterning Methods 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Substances CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- 230000003071 parasitic effect Effects 0.000 description 5
- 238000000206 photolithography Methods 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 238000001312 dry etching Methods 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- 239000012670 alkaline solution Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 1
- -1 CF 4 Chemical compound 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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
- G02F1/136227—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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
-
- 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]
- H10D30/01—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]
- H10D30/0321—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon
-
- 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
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
- H10D30/6732—Bottom-gate only TFTs
-
- 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
- H10D30/6737—Thin-film transistors [TFT] characterised by the electrodes characterised by the electrode materials
- H10D30/6739—Conductor-insulator-semiconductor electrodes
-
- 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]
- H10D30/674—Thin-film transistors [TFT] characterised by the active materials
- H10D30/6741—Group IV materials, e.g. germanium or silicon carbide
- H10D30/6743—Silicon
- H10D30/6746—Amorphous silicon
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (10)
- 주사선과 신호선의 교차부 근방에 설치된 박막 트랜지스터와; 상기 박막 트랜지스터, 주사선 및 신호선을 덮도록 형성된 층간 절연막과; 상기 층간 절연막 위에 배치된 화소 전극을 구비한 액티브 매트릭스 기판에 있어서,상기 층간 절연막이 유기 절연막으로 이루어짐과 동시에,상기 박막 트랜지스터의 콘택트층이 미결정 실리콘(n+)과 비정질 실리콘(n+)의 2 층으로 이루어지며, 이 2 층 중의 미결정 실리콘(n+)층은 상기 박막 트랜지스터의 소스 전극 및 드레인 전극 측에 설치되는 것을 특징으로 하는 액티브 매트릭스 기판.
- 제1항에 있어서, 상기 미결정 실리콘(n+)층의 막 두께가 20 ㎚ 이상인 것을 특징으로 하는 액티브 매트릭스 기판.
- 제1항에 있어서, 상기 비정질 실리콘(n+)층의 막 두께가 5 ㎚ 이상인 것을 특징으로 하는 액티브 매트릭스 기판.
- 제2항에 있어서, 상기 비정질 실리콘(n+)층의 막 두께가 5 ㎚ 이상인 것을특징으로 하는 액티브 매트릭스 기판.
- 제1항에 있어서, 상기 층간 절연막이 감광성 아크릴 수지로 이루어지는 것을 특징으로 하는 액티브 매트릭스 기판.
- 주사선과 신호선, 상기 주사선과 상기 신호선의 교차부 근방에 설치된 박막 트랜지스터를 덮도록 형성된 유기 절연막으로 이루어지는 층간 절연막, 및 상기 층간 절연막 위에 배치된 화소 전극을 구비한 액티브 매트릭스 기판의 제조 방법에 있어서,상기 트랜지스터의 콘택트층은 동일 장치 및 동일 챔버로 각 성막 조건을 변경함으로써 미결정 실리콘(n+)층과 비정질 실리콘(n+)층으로 형성되며,상기 미결정 실리콘(n+)층이 상기 박막 트랜지스터의 소스 전극 및 드레인 전극 측에 형성되는 액티브 매트릭스 기판의 제조 방법.
- 제6항에 있어서, 상기 미결정 실리콘(n+)층을 막 두께 20 ㎚ 이상으로 형성하는 것을 특징으로 하는 제조 방법.
- 제6항에 있어서, 상기 비정질 실리콘(n+)층을 막 두께 5 ㎚ 이상으로 형성하는 것을 특징으로 하는 제조 방법.
- 제7항에 있어서, 상기 비정질 실리콘(n+)층을 막 두께 5 ㎚ 이상으로 형성하는 것을 특징으로 하는 제조 방법.
- 제6항에 있어서, 상기 층간 절연막이 스핀 도포법에 의해 형성되는 것을 특징으로 하는 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP97-166290 | 1997-06-23 | ||
JP9166290A JPH1117188A (ja) | 1997-06-23 | 1997-06-23 | アクティブマトリクス基板 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990006493A KR19990006493A (ko) | 1999-01-25 |
KR100287666B1 true KR100287666B1 (ko) | 2001-04-16 |
Family
ID=15828618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980018988A Expired - Fee Related KR100287666B1 (ko) | 1997-06-23 | 1998-05-26 | 액티브매트릭스기판 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5981972A (ko) |
JP (1) | JPH1117188A (ko) |
KR (1) | KR100287666B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101488925B1 (ko) * | 2008-06-09 | 2015-02-11 | 삼성디스플레이 주식회사 | 박막 트랜지스터 기판, 이의 제조 방법, 및 이를 갖는 표시장치 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6104042A (en) * | 1999-06-10 | 2000-08-15 | Chi Mei Optoelectronics Corp. | Thin film transistor with a multi-metal structure a method of manufacturing the same |
WO2001057588A1 (fr) * | 2000-02-04 | 2001-08-09 | Matsushita Electric Industrial Co., Ltd. | Transistor a grille isolee pour afficheur a cristaux liquides et son procede de fabrication |
JP4630420B2 (ja) * | 2000-05-23 | 2011-02-09 | ティーピーオー ホンコン ホールディング リミテッド | パターン形成方法 |
US7071037B2 (en) | 2001-03-06 | 2006-07-04 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and manufacturing method thereof |
US7169742B2 (en) * | 2001-10-18 | 2007-01-30 | The Procter & Gamble Company | Process for the manufacture of polycarboxylic acids using phosphorous containing reducing agents |
KR100850613B1 (ko) | 2004-08-24 | 2008-08-05 | 샤프 가부시키가이샤 | 액티브 매트릭스 기판 및 그것을 구비한 표시 장치 |
US7508036B2 (en) | 2005-09-08 | 2009-03-24 | Chunghwa Picture Tubes, Ltd. | Thin film transistor and manufacturing process thereof |
CN101253618B (zh) * | 2005-09-09 | 2010-12-01 | 夏普株式会社 | 薄膜元件、使用其的显示装置和存储单元、以及它们的制造方法 |
CN100444408C (zh) * | 2005-09-15 | 2008-12-17 | 中华映管股份有限公司 | 薄膜晶体管及其制造方法 |
US8957313B2 (en) * | 2006-01-25 | 2015-02-17 | Idemitsu Kosan Co., Ltd. | Multilayer structure, and electrode for electrical circuit using the same |
KR101217182B1 (ko) * | 2006-07-28 | 2012-12-31 | 삼성디스플레이 주식회사 | 박막 트랜지스터 기판, 이의 제조방법 및 이를 갖는표시패널 |
KR101293573B1 (ko) * | 2006-10-02 | 2013-08-06 | 삼성디스플레이 주식회사 | 박막 트랜지스터 표시판 및 그 제조 방법 |
JP2008258345A (ja) * | 2007-04-04 | 2008-10-23 | Sony Corp | 薄膜トランジスタおよびその製造方法ならびに表示装置 |
US7738050B2 (en) | 2007-07-06 | 2010-06-15 | Semiconductor Energy Laboratory Co., Ltd | Liquid crystal display device |
US8334537B2 (en) | 2007-07-06 | 2012-12-18 | Semiconductor Energy Laboratory Co., Ltd. | Light-emitting device |
US20100237355A1 (en) * | 2007-11-15 | 2010-09-23 | Masao Moriguchi | Thin film transistor, method for manufacturing thin film transistor, and display device |
WO2011056710A2 (en) * | 2009-11-03 | 2011-05-12 | Applied Materials, Inc. | Thin film transistors having multiple doped silicon layers |
KR101097335B1 (ko) * | 2010-02-25 | 2011-12-23 | 삼성모바일디스플레이주식회사 | 유기 발광 표시 장치의 제조 방법 |
JP2012079998A (ja) * | 2010-10-05 | 2012-04-19 | Hitachi Displays Ltd | 液晶表示装置 |
JP5832780B2 (ja) * | 2011-05-24 | 2015-12-16 | 株式会社半導体エネルギー研究所 | 半導体装置の製造方法 |
CN103928455B (zh) * | 2013-01-15 | 2017-02-15 | 上海天马微电子有限公司 | 一种tft阵列基板及其制造方法 |
CN107342299A (zh) * | 2017-08-30 | 2017-11-10 | 京东方科技集团股份有限公司 | 阵列基板及其制作方法、显示装置及其制作方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH03155139A (ja) * | 1989-11-14 | 1991-07-03 | Toshiba Corp | 読取装置及びその製造方法 |
JPH0468318A (ja) * | 1990-07-09 | 1992-03-04 | Sharp Corp | アクティブマトリクス基板 |
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JPS58172685A (ja) * | 1982-04-01 | 1983-10-11 | セイコーエプソン株式会社 | 液晶表示体装置 |
JP2924441B2 (ja) * | 1992-04-27 | 1999-07-26 | 日本電気株式会社 | 薄膜トランジスタ及びその製造方法 |
US5818076A (en) * | 1993-05-26 | 1998-10-06 | Semiconductor Energy Laboratory Co., Ltd. | Transistor and semiconductor device |
US5714407A (en) * | 1994-03-31 | 1998-02-03 | Frontec Incorporated | Etching agent, electronic device and method of manufacturing the device |
US6372534B1 (en) * | 1995-06-06 | 2002-04-16 | Lg. Philips Lcd Co., Ltd | Method of making a TFT array with photo-imageable insulating layer over address lines |
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1997
- 1997-06-23 JP JP9166290A patent/JPH1117188A/ja active Pending
-
1998
- 1998-05-15 US US09/079,149 patent/US5981972A/en not_active Expired - Lifetime
- 1998-05-26 KR KR1019980018988A patent/KR100287666B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03155139A (ja) * | 1989-11-14 | 1991-07-03 | Toshiba Corp | 読取装置及びその製造方法 |
JPH0468318A (ja) * | 1990-07-09 | 1992-03-04 | Sharp Corp | アクティブマトリクス基板 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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JPH1117188A (ja) | 1999-01-22 |
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