KR960035121A - 액정표시장치 및 그 제조방법 - Google Patents

액정표시장치 및 그 제조방법 Download PDF

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Publication number
KR960035121A
KR960035121A KR1019950056491A KR19950056491A KR960035121A KR 960035121 A KR960035121 A KR 960035121A KR 1019950056491 A KR1019950056491 A KR 1019950056491A KR 19950056491 A KR19950056491 A KR 19950056491A KR 960035121 A KR960035121 A KR 960035121A
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South Korea
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liquid crystal
electric field
display device
droplets
crystal display
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KR1019950056491A
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KR100352928B1 (ko
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히데후미 요시다
끼미아끼 나까무라
히데아끼 쓰다
타까히로 사사끼
히데오 찌다
까즈타까 하나오까
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세끼자와 다다시
후지쓰 가부시끼가이샤
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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
    • 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
    • G02F1/133377—Cells with plural compartments or having plurality of liquid crystal microcells partitioned by walls, e.g. one microcell per pixel
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • 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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1392—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent using a field-induced sign-reversal of the dielectric anisotropy

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)

Abstract

액정표시장치 및 그 제조방법에 관한 것이며, 액정 표시면을 비스듬히 보았을 때의 반점을 없애서 양호한 시각 특성을 갖는 액정표시장치를 제공한다.
폴리머(152) 중에 액정액적(151)이 분산된 폴리머분산 액정층(15)이 제1의 투명전극(12)을 갖는 제1위 유리기판(11)과 제2의 투명전극(14)을 갖는 제2의 유리기판(13) 사이에 충전된 액정 셀이 제1의 편광판(16)과 제2의 편광판(17)으로 된 크로스 니콜중에 배치되며, 그 외측에 백 라이트(18)가 배치되고, 이 액정액적(151)이 지름이 3㎛ 이상, 100㎛ 이하이며, 이 액정액적(151)중의 액정분자가 30도 이상 180도 이하 비틀어져 있는 구성을 채용하였다, 유전 이방성 △ε이 전계의 주파수가 높을 때는 정이 되고, 주파수가 낮을때는 부가 되는 액정을 사용하여 전계의 주파수에 따라 유전 이방성 △ε을 조절함으로써 소정의 지름을 갖는 액정액적을 형성 할 수가 있다.

Description

액정표시장치 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 액정표시장치의 원리 설명도, 제2도는 제1실시예의 액정표시장치의 구성 설명도.

Claims (6)

  1. 폴리머중에 액정액적이 분산된 폴리머분산 액정이 항쌍의 전극 사이에 충전된 액정 셀이 크로스 니콜중에 배치되고, 이 액정액적의 지름이 3㎛ 이상, 100㎛ 이하이며 이 액적중에 액정분자가 30도 이상 180도 이하 비틀어져 있는 것을 특징으로 하는 액정표시장치.
  2. 제1항에 있어서, 액정액적의 지름이 한쌍의 전극의 간격 이상인 것을 특징으로 하는 액정표시장치.
  3. 제1항 또는 제2항에 있어서, 폴리머분산 액정의 유전 이방성 △ε이 저주파영역의 전계중에서는 정이고, 고주파영역의 전계중에서는 부인 것을 특징으로 하는 액정표시장치.
  4. 유전 이방성 △ε이 저주파영역의 전계중에서는 정이고, 고주파영역의 전계중에서는 부인 폴리머분산 액정을 한쌍의 전극 사이에 충전하고, 이 폴리머분산 액정에 이 폴리머분산 액정의 유전 이방성 △ε이 부가 되는 고주파 영역의 전계를 인가하여 액정액적을 형성하는 것을 특징으로 하는 액정표시장치의 제조방법.
  5. 제1항 또는 제2항에 있어서, 폴리머분산 액정의 유전 이방성 △ε이 100Hz보다 낮은 주파수의 전계중에서는 정이며, 100Hz보다 높은 주파수의 전계중에서는 부인 것을 특징으로 하는 액정표시장치.
  6. 유전 이방성 △ε이 100Hz보다 낮은 주파수의 전계중에서 정이고, 100Hz보다 높은 주파수의 전계중에서는 부인 폴리머분산 액정을 한쌍의 전극 사이에 충전하여, 이 폴리머분산 액정에 이 폴리머분산 액정의 유전 이방성 △ε이 부가 되는 100Hz보다 높은 주파수의 전계를 인가하여 액정액적을 형성하는 것을 특징으로 하는 액정표시장치의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950056491A 1995-03-10 1995-12-26 액정표시장치 및 그 제조방법 KR100352928B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP05074595A JP3892060B2 (ja) 1995-03-10 1995-03-10 液晶表示装置およびその製造方法
JP95-050745 1995-03-10

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KR960035121A true KR960035121A (ko) 1996-10-24
KR100352928B1 KR100352928B1 (ko) 2004-11-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013032283A2 (ko) * 2011-08-31 2013-03-07 주식회사 엘지화학 액정셀
KR101415127B1 (ko) * 2011-08-31 2014-07-04 주식회사 엘지화학 액정셀

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6787758B2 (en) * 2001-02-06 2004-09-07 Baker Hughes Incorporated Wellbores utilizing fiber optic-based sensors and operating devices
JP3799829B2 (ja) * 1997-09-11 2006-07-19 セイコーエプソン株式会社 電気光学装置およびその製造方法並びに投射型表示装置
US6781665B2 (en) * 2002-02-04 2004-08-24 Fujitsu Display Technologies Corporation Liquid crystal display and method of manufacturing the same
CN110333614A (zh) * 2008-06-21 2019-10-15 凌威光电公司 使用有效电极结构的动态重构的电光学装置
CN107146533A (zh) * 2017-05-22 2017-09-08 深圳天珑无线科技有限公司 一种显示面板组件和电子设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5142389A (en) * 1985-03-01 1992-08-25 Manchester R & D Limited Partnership Liquid crystal color display and method
US4944576A (en) * 1988-03-21 1990-07-31 Hughes Aircraft Company Film with partial pre-alignment of polymer dispersed liquid crystals for electro-optical devices, and method of forming the same
JPH047518A (ja) * 1990-04-25 1992-01-10 Seiko Epson Corp 液晶電気光学素子
JP2945143B2 (ja) * 1990-12-07 1999-09-06 富士通株式会社 液晶表示装置
JP2801102B2 (ja) * 1991-02-01 1998-09-21 富士通株式会社 液晶表示装置
US5473450A (en) * 1992-04-28 1995-12-05 Sharp Kabushiki Kaisha Liquid crystal display device with a polymer between liquid crystal regions

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013032283A2 (ko) * 2011-08-31 2013-03-07 주식회사 엘지화학 액정셀
WO2013032283A3 (ko) * 2011-08-31 2013-04-25 주식회사 엘지화학 액정셀
KR101415127B1 (ko) * 2011-08-31 2014-07-04 주식회사 엘지화학 액정셀
US9411189B2 (en) 2011-08-31 2016-08-09 Lg Chem, Ltd. Liquid crystal cell

Also Published As

Publication number Publication date
JPH08248396A (ja) 1996-09-27
JP3892060B2 (ja) 2007-03-14
US5892560A (en) 1999-04-06
KR100352928B1 (ko) 2004-11-02

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