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KR950020368A - Polymer Liquid Crystal Composite Display - Google Patents

Polymer Liquid Crystal Composite Display Download PDF

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Publication number
KR950020368A
KR950020368A KR1019930031023A KR930031023A KR950020368A KR 950020368 A KR950020368 A KR 950020368A KR 1019930031023 A KR1019930031023 A KR 1019930031023A KR 930031023 A KR930031023 A KR 930031023A KR 950020368 A KR950020368 A KR 950020368A
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KR
South Korea
Prior art keywords
liquid crystal
optical control
control layer
composite display
polymer 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.)
Granted
Application number
KR1019930031023A
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Korean (ko)
Other versions
KR100269203B1 (en
Inventor
박우용
Original Assignee
김광호
삼성전자 주식회사
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Priority to KR1019930031023A priority Critical patent/KR100269203B1/en
Publication of KR950020368A publication Critical patent/KR950020368A/en
Application granted granted Critical
Publication of KR100269203B1 publication Critical patent/KR100269203B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G02F1/1334—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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133512—Light shielding layers, e.g. black matrix
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

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

Abstract

본 발명은 고분자 액정 복합막 표시장치에 관한 것으로 93년 특허 출원 9187 및 9280의 개량에 관한 것이다. 본 발명 고분자 분산 액정 표시소자는 광원에 대향하는 전면판과, 상기 전면판과 소정 간격을 유지하는 배면판과, 상기 전면판과 배면판의 사이에 마련되는 것으로 고분자 분산 액정층과 고분자 분산 액정층에 광통과를 위한 구획된 화소를 마련하며 고분자 분산 액정층을 제어하기 위한 전극 및 스위칭 소자를 포함하는 광학적 제어층과, 상기 광원에 대면하는 상기 전면판의 표면에 상기 광학적 제어층의 화소에 대응하는 개구부를 마련하는 광차단층이 마련되어 있다. 이로써 전방 산란광을 효율적으로 차단하여고 콘트라스트 비의 화상을 실현할 수 있다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a polymer liquid crystal composite display and relates to improvements in Patent Applications 9187 and 9280 in 1993. The polymer dispersed liquid crystal display device of the present invention is provided between a front plate facing the light source, a back plate maintaining a predetermined distance from the front plate, and the front plate and the back plate, and the polymer dispersed liquid crystal layer and the polymer dispersed liquid crystal layer. An optical control layer including an electrode and a switching element for controlling a polymer dispersed liquid crystal layer and providing a partitioned pixel for light passage in the light source, and corresponding to the pixel of the optical control layer on a surface of the front plate facing the light source A light blocking layer is provided to provide an opening. As a result, the front scattered light can be efficiently blocked, and an image with contrast ratio can be realized.

Description

고분자 액정 복합막 표시장치Polymer Liquid Crystal Composite Display

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제5도는 본 발명에 따른 바람직한 실시예의 투사형 고분자 액정 복합막 표시장치의 개략적 단면도,5 is a schematic cross-sectional view of a projection polymer liquid crystal composite film display device according to a preferred embodiment of the present invention;

Claims (6)

광원에 대향하는 전면판과,A front panel facing the light source, 상기 전면판과 소정 간격을 유지하는 배면판과,A back plate maintaining a predetermined distance from the front plate; 상기 전면판과 배면판 사이에 마련되는 것으로 PDLC 층과 PDLC층에 광통과를 위한 구획된 화소를 마련하며 PDLC를 제어하기 위한 전극 및 스위칭 소자를 포함하는 광학적 제어층과,An optical control layer provided between the front plate and the rear plate to provide partitioned pixels for light passage in the PDLC layer and the PDLC layer, the optical control layer including an electrode and a switching element for controlling the PDLC; 상기 광원에 대면하는 상기 전면판의 표면에 상기 광학적 제어층의 화소에 대응하는 개구부를 마련하는 광차단층이 마련되어 있는 것을 특징으로 하는 고분자 액정 복합막 표시장치.And a light blocking layer for providing an opening corresponding to the pixel of the optical control layer on a surface of the front plate facing the light source. 제1항에 있어서, 상기 전면판의 내면에 상기 광학적 제어층의 화소에 대응하는 개구부를 마련하는 제1블랙 마스크가 마련되어 있는 것을 특징으로 하는 고분자 액정 복합막 표시장치.The polymer liquid crystal composite display device according to claim 1, wherein a first black mask is provided on an inner surface of the front plate to provide an opening corresponding to a pixel of the optical control layer. 제1항 또는 제2항에 있어서, 상기 배면판의 후방에 상기 광학적 제어층으로 출사된 산란광을 필터링하기 위해 상기 광학적 제어층의 화소에 대응하는 개구부를 마련하는 제2블랙 마스크가 마련되어 있는 것을 특징으로 하는 고분자 액정 복합막 표시장치.The second black mask according to claim 1 or 2, further comprising a second black mask disposed at a rear side of the rear plate to provide an opening corresponding to a pixel of the optical control layer to filter the scattered light emitted to the optical control layer. A polymer liquid crystal composite display device. 제3항에 있어서, 상기 제2블랙 마스크는 상기 배면판에 소정간격을 유지하게 고정된 별도의 기판에 형성되어 있는 것을 특징으로 하는 고분자 액정 복합막 표시장치.4. The polymer liquid crystal composite display device according to claim 3, wherein the second black mask is formed on a separate substrate fixed to the rear plate to maintain a predetermined interval. 제3항에 있어서, 상기 제2블랙 마스크는 상기 배면판의 표면에 직접 형성되는 것을 특징으로 하는 고분자 액정 복합막 표시장치.The polymer liquid crystal composite display of claim 3, wherein the second black mask is directly formed on a surface of the back plate. 제1항에 있어서, 상기 광차단막은 광학적 제어층과 소정 간격을 둔 별도의 기판에 형성되는 것을 특징으로 하는 고분자 액정 복합막 표시장치.The polymer liquid crystal composite display device of claim 1, wherein the light blocking layer is formed on a separate substrate at a predetermined distance from the optical control layer. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930031023A 1993-12-29 1993-12-29 Polymer dispersed liquid crystal display Expired - Fee Related KR100269203B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930031023A KR100269203B1 (en) 1993-12-29 1993-12-29 Polymer dispersed liquid crystal display

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Application Number Priority Date Filing Date Title
KR1019930031023A KR100269203B1 (en) 1993-12-29 1993-12-29 Polymer dispersed liquid crystal display

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KR950020368A true KR950020368A (en) 1995-07-24
KR100269203B1 KR100269203B1 (en) 2000-10-16

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KR1019930031023A Expired - Fee Related KR100269203B1 (en) 1993-12-29 1993-12-29 Polymer dispersed liquid crystal display

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102453899B1 (en) 2017-12-28 2022-10-12 현대자동차주식회사 Polymer dispersed liquid crystal film for vehicle and vehicle including the same
KR102197018B1 (en) 2019-02-21 2021-01-18 주식회사 인터브리드 Hologram Display System using PDLCD and voltage controller
KR102249128B1 (en) 2019-04-18 2021-05-10 주식회사 인터브리드 Energy saving bi-stable PDLC
KR102223758B1 (en) 2019-12-03 2021-03-05 주식회사 인터브리드 Beam projector display system interlocked with Screen
KR102253072B1 (en) 2020-12-09 2021-05-17 주식회사 인터브리드 Advertisement display system using remote control of screen and beam projector to which smart film is applied
KR102424383B1 (en) 2022-04-21 2022-07-22 주식회사 뷰전 Method for manufacturing of Color PDLC without PI alignment layer
KR102757845B1 (en) 2022-12-21 2025-01-21 주식회사 리비콘 PDLC in the form of electronic blinds

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01241520A (en) * 1988-03-24 1989-09-26 Ube Ind Ltd liquid crystal display device

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