KR100327443B1 - 멀티도메인액정표시소자 - Google Patents
멀티도메인액정표시소자 Download PDFInfo
- Publication number
- KR100327443B1 KR100327443B1 KR1019980043631A KR19980043631A KR100327443B1 KR 100327443 B1 KR100327443 B1 KR 100327443B1 KR 1019980043631 A KR1019980043631 A KR 1019980043631A KR 19980043631 A KR19980043631 A KR 19980043631A KR 100327443 B1 KR100327443 B1 KR 100327443B1
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- crystal display
- display device
- substrate
- domain liquid
- 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 - Lifetime
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 111
- 239000000758 substrate Substances 0.000 claims abstract description 64
- 230000005684 electric field Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 16
- 230000006698 induction Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 7
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- -1 acryl Chemical group 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229920005575 poly(amic acid) Polymers 0.000 claims description 2
- 239000004952 Polyamide Substances 0.000 claims 1
- 229920002647 polyamide Polymers 0.000 claims 1
- 239000010408 film Substances 0.000 description 18
- 238000000059 patterning Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 3
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133707—Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
-
- 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
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
-
- 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
- G02F1/136213—Storage capacitors associated with the pixel electrode
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (23)
- 대향하는 제1기판 및 제2기판;상기한 제1기판과 제2기판 사이에 형성된 액정층과;상기한 제1기판 상에 종횡으로 형성되어 화소영역을 정의하는 복수의 게이트 배선 및 데이터 배선과;상기한 화소영역 내에 형성된 화소전극과;상기한 액정층의 액정분자의 배향방향을 제어하는 유전체 돌기와;상기한 제2기판 상에 형성된 컬러필터층과;상기한 컬러필터층 상에 형성된 공통전극과;상기한 제1기판 및 제2기판 중 적어도 한 기판 상에 적어도 두 영역으로 분할되며, 상기한 액정층의 액정분자가 상기 분할된 각 영역 상에서 서로 상이한 배향특성을 갖도록 하는 배향막과, 그리고상기한 제1기판 및 제2기판 중 적어도 하나의 기판에 형성된 전계유도창을 포함하여 구성되는 것을 특징으로 하는 멀티도메인 액정표시소자,
- 제 1항에 있어서, 상기한 유전체 돌기가 패터닝되어 형성된 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 전계유도창이 제2기판상의 공통전극 내부에 형성된것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 3항에 있어서, 상기한 공통전극이 패터닝되어 형성된 것을 특징으로 하는 멀티도메인 액정표시소자
- 제 1항에 있어서, 상기한 전계유도창이 제1기판상의 화소전극 내부에 형성된 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 5항에 있어서, 상기한 화소전극이 패터닝되어 형성된 것을 특징으로 하는 멀티도메인 액정표시소자
- 제 1항에 있어서, 상기한 유전체 돌기가 상기한 화소영역의 둘레에 형성된 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 유전체 돌기가 상기한 화소영역의 내부에 형성된 것을 특징으로 하는 멀티도메인 액정표시소자
- 제 1항에 있어서, 상기한 컬러필터층 상에 오버코트층을 추가로 포함하는 것을 특징으로 하는 멀티도메인 액정표시소자
- 제 1항에 있어서, 상기한 화소전극을 구성하는 물질이 ITO(indium tin oxide), Al 및 Cr으로 이루어진 일군으로부터 선택된 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 유전체의 유전율이 상기한 액정층의 유전율과 동일하거나 그 이하인 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 유전체 돌기가 감광성물질로 이루어진 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 유전체 돌기가, 아크릴(photoacrylate) 및 BCB(BenzoCycloButene)으로 이루어진 일군으로부터 선택되는 물질로 이루어진 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 공통전극을 구성하는 물질이 ITO(indium tin oxide)로 이루어진 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 화소영역이 적어도 두 영역으로 분할되어 상기한 액정층의 액정분자가 각 영역 상에서 서로 상이한 구동특성을 나타내는 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 배향막의 영역 중에서 적어도 하나의 영역이 배향처리된 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 1항에 있어서, 상기한 배향막의 영역 중에서 적어도 하나의 영역이 러빙배향된 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 17항에 있어서, 상기한 배향막을 구성하는 물질이 폴리이미드(polyimide) 및 폴리아미드(polyamide)계 화합물, PVA(polyvinylalcohol), 폴리아믹산(polyamicacid) 및 SiO2로 이루어진 일군으로부터 선택되는 것을 특징으로 하는 멀티도메인 액정표시소자
- 제 1항에 있어서, 상기한 배향막의 영역 중에서 적어도 하나의 영역이 광배향된 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 19항에 있어서, 상기한 배향막을 구성하는 물질이 PVCN(polyvinylcinnamate), PSCN(polysiloxanecinnamate), 및 CelCN(cellulosecinnamate)계 화합물로 이루어지 일군으로부터 선택되는 것을 특징으로 하는 멀티도메인 액정표시소자.
- 제 19항에 있어서, 상기한 광배향이 자외선 영역의 광을 사용하는 것을 특징으로 하는 멀티도에인 액정표시소자.
- 제 19항에 있어서, 상기한 광배향이 광을 적어도 1회 조사하는 것을 특징으로 하는 멀티도에인 액정표시소자.
- 제 1항에 있어서, 상기한 액정층을 구성하는 액정이 양의 유전율 이방성을 가진 액정인 것을 특징으로 하는 멀티도메인 액정표시소자.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980043631A KR100327443B1 (ko) | 1998-10-19 | 1998-10-19 | 멀티도메인액정표시소자 |
GB0119163A GB2367374B (en) | 1998-10-19 | 1999-10-19 | A multi-domain liquid crystal display device |
JP29739299A JP4171145B2 (ja) | 1998-10-19 | 1999-10-19 | マルチドメイン液晶表示素子 |
DE1999150366 DE19950366B9 (de) | 1998-10-19 | 1999-10-19 | Mehrbereichs-Flüssigkristallanzeigevorrichtung |
US09/421,114 US6525794B1 (en) | 1998-10-19 | 1999-10-19 | Multi-domain liquid crystal display device having a dielectric frame controlling alignment of the liquid crystal molecules |
FR9913028A FR2784758B1 (fr) | 1998-10-19 | 1999-10-19 | Un dispositif d'afficheur a cristal liquide multi-domaine |
GB9924711A GB2343012B (en) | 1998-10-19 | 1999-10-19 | A multi-domain liquid crystal display device |
TW88123403A TWI234680B (en) | 1998-10-19 | 1999-12-31 | A multi-domain liquid crystal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980043631A KR100327443B1 (ko) | 1998-10-19 | 1998-10-19 | 멀티도메인액정표시소자 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000026198A KR20000026198A (ko) | 2000-05-15 |
KR100327443B1 true KR100327443B1 (ko) | 2002-09-17 |
Family
ID=19554477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980043631A Expired - Lifetime KR100327443B1 (ko) | 1998-10-19 | 1998-10-19 | 멀티도메인액정표시소자 |
Country Status (1)
Country | Link |
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KR (1) | KR100327443B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100695298B1 (ko) * | 2000-08-29 | 2007-03-14 | 삼성전자주식회사 | 액정 표시 장치용 박막 트랜지스터 기판 및 그 제조 방법 |
KR100674237B1 (ko) * | 2000-12-29 | 2007-01-25 | 비오이 하이디스 테크놀로지 주식회사 | 광시야각의 수직배향 액정표시장치 |
KR101350875B1 (ko) * | 2007-05-03 | 2014-01-16 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 제조 방법 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR930004788A (ko) * | 1991-08-08 | 1993-03-23 | 김광호 | 액정표시장치의 칼라 필터 제조방법 |
KR940022141A (ko) * | 1993-03-08 | 1994-10-20 | 이헌조 | 액정 표시 장치 |
JPH0714701A (ja) * | 1993-06-28 | 1995-01-17 | Alps Electric Co Ltd | 抵抗体及びその製造方法 |
KR950003879A (ko) * | 1993-07-23 | 1995-02-17 | 쯔지 하루오 | 액정 표시장치 및 그의 제조방법 |
JPH0822023A (ja) * | 1994-07-05 | 1996-01-23 | Matsushita Electric Ind Co Ltd | 液晶表示素子とその製造方法 |
-
1998
- 1998-10-19 KR KR1019980043631A patent/KR100327443B1/ko not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR930004788A (ko) * | 1991-08-08 | 1993-03-23 | 김광호 | 액정표시장치의 칼라 필터 제조방법 |
KR940022141A (ko) * | 1993-03-08 | 1994-10-20 | 이헌조 | 액정 표시 장치 |
JPH0714701A (ja) * | 1993-06-28 | 1995-01-17 | Alps Electric Co Ltd | 抵抗体及びその製造方法 |
KR950003879A (ko) * | 1993-07-23 | 1995-02-17 | 쯔지 하루오 | 액정 표시장치 및 그의 제조방법 |
JPH0822023A (ja) * | 1994-07-05 | 1996-01-23 | Matsushita Electric Ind Co Ltd | 液晶表示素子とその製造方法 |
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Publication number | Publication date |
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KR20000026198A (ko) | 2000-05-15 |
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