KR101486974B1 - 표시장치 및 그 제조방법 - Google Patents
표시장치 및 그 제조방법 Download PDFInfo
- Publication number
- KR101486974B1 KR101486974B1 KR20080000211A KR20080000211A KR101486974B1 KR 101486974 B1 KR101486974 B1 KR 101486974B1 KR 20080000211 A KR20080000211 A KR 20080000211A KR 20080000211 A KR20080000211 A KR 20080000211A KR 101486974 B1 KR101486974 B1 KR 101486974B1
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- KR
- South Korea
- Prior art keywords
- insulating film
- film pattern
- concavo
- electrode
- pattern
- 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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- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000000758 substrate Substances 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims abstract description 21
- 239000004065 semiconductor Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000000059 patterning Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims 2
- 238000000206 photolithography Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000010408 film Substances 0.000 description 93
- 239000003990 capacitor Substances 0.000 description 20
- 230000001681 protective effect Effects 0.000 description 10
- 239000004973 liquid crystal related substance Substances 0.000 description 8
- 239000010409 thin film Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000004380 ashing Methods 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004634 thermosetting polymer Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
Images
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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
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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
- H10D86/40—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
- H10D86/451—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 characterised by the compositions or shapes of the interlayer dielectrics
-
- 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
- H10D86/481—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 integrated with passive devices, e.g. auxiliary capacitors
-
- 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
- H10D86/60—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 wherein the TFTs are in active matrices
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (14)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 기판 상에 제 1 절연막을 형성하는 단계상기 제 1 절연막을 패터닝하여, 요철 형상을 갖는 요철 절연막 패턴 및 상기 요철 절연막 패턴보다 두꺼운 두께를 갖는 희생 절연막 패턴을 형성하는 단계상기 요철 절연막 패턴의 상부 및 측면, 그리고 희생 절연막 패턴의 상부에 금속층을 형성하는 단계상기 희생 절연막 패턴을 제거하여 상기 요철 절연막 패턴의 상부 및 측면을 커버하고 요철 형상을 갖는 제 1 유지 전극을 형성하는 단계상기 제 1 유지 전극 상에 제 2 절연막을 형성하는 단계 및상기 제 1 유지 전극에 대응하는 상기 제 2 절연막 상부에 제 2 유지 전극을 형성하는 단계를 포함하는 표시장치의 제조방법.
- 제 7 항에 있어서, 상기 요철 절연막 패턴 및 상기 희생 절연막 패턴을 형성하는 단계는,상기 요철 절연막 패턴 및 상기 희생 절연막 패턴에 대응하는 패턴을 갖는 몰드를 상기 기판상에 형성된 상기 제 1 절연막의 상부에 가압하는 단계 및상기 몰드를 제거한 후 제 1 절연막의 두께를 감소시키는 단계를 포함하는 것을 특징으로 하는 표시장치의 제조방법.
- 제 8 항에 있어서, 상기 제 2 유지 전극은 요철 형상을 갖는 것을 특징으로 하는 표시장치의 제조방법.
- 기판 상에 제 1 절연막을 형성하는 단계상기 제 1 절연막을 패터닝하여, 상기 기판의 일부를 노출하는 개구 패턴, 요철 형상을 갖는 요철 절연막 패턴 및 상기 요철 절연막 패턴보다 두꺼운 두께를 갖는 희생 절연막 패턴을 형성하는 단계상기 노출된 기판의 상부, 상기 요철 절연막 패턴의 상부 및 측면 그리고 희생 절연막 패턴의 상부에 금속층을 형성하는 단계상기 희생 절연막 패턴을 제거하여 상기 요철 절연막 패턴의 상부 및 측면을 커버하고, 요철 형상을 갖는 제 1 유지 전극 및 상기 노출된 기판 상부에 게이트 전극을 형성하는 단계상기 게이트 전극 및 제 1 유지 전극 상에 제 2 절연막을 형성하는 단계상기 게이트 전극에 대응하는 제 2 절연막 상부에 반도체 패턴을 형성하는 단계상기 반도체 패턴 상에 소스 및 드레인 전극을 형성하는 단계 및상기 소스 및 드레인 전극 그리고 반도체 패턴 상에 제 3 절연막을 형성하는 단계를 포함하는 표시장치의 제조방법.
- 제 10항에 있어서, 상기 제 3 절연막 상부에 상기 드레인 전극과 전기적으로 연결된 화소전극을 형성하는 단계를 더 포함하되,상기 화소 전극은 상기 제 1 유지 전극에 대응하는 위치에서 요철 형상을 갖는 것을 특징으로 하는 표시장치의 제조방법.
- 제 10 항에 있어서, 상기 드레인 전극은 상기 제 1 유지 전극에 대응하는 위치까지 연장되는 것을 특징으로 하는 표시장치의 제조방법.
- 제 12 항에 있어서, 상기 제 1 유지 전극에 대응하는 위치까지 연장된 상기 드레인 전극은 요철 형상을 갖는 것을 특징으로 하는 표시장치의 제조방법.
- 제 11 항에 있어서, 상기 개구 패턴, 상기 요철 절연막 패턴 및 상기 희생 절연막 패턴을 형성하는 단계는,상기 개구 패턴, 상기 요철 절연막 패턴 및 상기 희생 절연막 패턴에 대응하는 패턴을 갖는 몰드를 기판상에 형성된 제 1 절연막의 상부에 가압하는 단계 및상기 몰드를 제거한 후 제 1 절연막의 두께를 감소시키는 단계를 포함하는 것을 특징으로 하는 표시장치의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20080000211A KR101486974B1 (ko) | 2008-01-02 | 2008-01-02 | 표시장치 및 그 제조방법 |
US12/143,996 US7989813B2 (en) | 2008-01-02 | 2008-06-23 | Display apparatus with storage electrodes having concavo-convex features |
US13/181,372 US8399271B2 (en) | 2008-01-02 | 2011-07-12 | Display apparatus with storage electrodes having concavo-convex features |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20080000211A KR101486974B1 (ko) | 2008-01-02 | 2008-01-02 | 표시장치 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090074433A KR20090074433A (ko) | 2009-07-07 |
KR101486974B1 true KR101486974B1 (ko) | 2015-01-29 |
Family
ID=40797007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR20080000211A Expired - Fee Related KR101486974B1 (ko) | 2008-01-02 | 2008-01-02 | 표시장치 및 그 제조방법 |
Country Status (2)
Country | Link |
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US (2) | US7989813B2 (ko) |
KR (1) | KR101486974B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10303315B2 (en) | 2016-04-22 | 2019-05-28 | Samsung Display Co., Ltd. | Flexible display device |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120055706A1 (en) * | 2010-09-03 | 2012-03-08 | Samsung Electro-Mechanics Co., Ltd. | Printed circuit board and method of manufacturing the same |
KR101933718B1 (ko) * | 2012-03-27 | 2018-12-28 | 리쿠아비스타 비.브이. | 전기 습윤 표시장치 |
KR20150069386A (ko) * | 2013-12-13 | 2015-06-23 | 삼성디스플레이 주식회사 | 표시 기판 및 표시 기판의 제조 방법 |
JP6257428B2 (ja) * | 2014-04-15 | 2018-01-10 | 株式会社ジャパンディスプレイ | 電極基板、表示装置、入力装置および電極基板の製造方法 |
JP6326312B2 (ja) * | 2014-07-14 | 2018-05-16 | 株式会社ジャパンディスプレイ | 表示装置 |
JP6403000B2 (ja) * | 2014-11-10 | 2018-10-10 | セイコーエプソン株式会社 | 電気光学装置、電子機器、及び電気光学装置の製造方法 |
KR20180038600A (ko) * | 2016-10-06 | 2018-04-17 | 삼성디스플레이 주식회사 | 표시 장치 |
KR102531126B1 (ko) * | 2017-06-14 | 2023-05-11 | 삼성디스플레이 주식회사 | 단위 화소 및 이를 포함하는 유기 발광 표시 장치 |
JP2019091346A (ja) * | 2017-11-16 | 2019-06-13 | 株式会社ジャパンディスプレイ | 表示装置 |
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2008
- 2008-01-02 KR KR20080000211A patent/KR101486974B1/ko not_active Expired - Fee Related
- 2008-06-23 US US12/143,996 patent/US7989813B2/en not_active Expired - Fee Related
-
2011
- 2011-07-12 US US13/181,372 patent/US8399271B2/en not_active Expired - Fee Related
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KR20000001610A (ko) * | 1998-06-12 | 2000-01-15 | 김영환 | 모폴로지 형성방법 및 이를 이용한 반사형 액정표시장치의 형성방법 |
KR20040040211A (ko) * | 2002-11-06 | 2004-05-12 | 삼성전자주식회사 | 반사-투과형 액정 표시 장치 및 이의 제조 방법 |
KR20070054516A (ko) * | 2005-11-23 | 2007-05-29 | 삼성에스디아이 주식회사 | 액정표시장치 어레이 기판 및 그 제조방법 |
KR20070074491A (ko) * | 2006-01-06 | 2007-07-12 | 세이코 엡슨 가부시키가이샤 | 전기 광학 장치, 그 제조 방법, 및 전자 기기 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10303315B2 (en) | 2016-04-22 | 2019-05-28 | Samsung Display Co., Ltd. | Flexible display device |
US10514809B2 (en) | 2016-04-22 | 2019-12-24 | Samsung Display Co., Ltd. | Flexible display device |
Also Published As
Publication number | Publication date |
---|---|
US20090166637A1 (en) | 2009-07-02 |
KR20090074433A (ko) | 2009-07-07 |
US20110266956A1 (en) | 2011-11-03 |
US8399271B2 (en) | 2013-03-19 |
US7989813B2 (en) | 2011-08-02 |
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