KR970707461A - 전기광학적 칼라 디스플레이 스크린용 조명 시스템(illumination system for an electrooptic colour display screen) - Google Patents

전기광학적 칼라 디스플레이 스크린용 조명 시스템(illumination system for an electrooptic colour display screen)

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Publication number
KR970707461A
KR970707461A KR1019970702877A KR19970702877A KR970707461A KR 970707461 A KR970707461 A KR 970707461A KR 1019970702877 A KR1019970702877 A KR 1019970702877A KR 19970702877 A KR19970702877 A KR 19970702877A KR 970707461 A KR970707461 A KR 970707461A
Authority
KR
South Korea
Prior art keywords
display screen
chromatic
light
electro
color display
Prior art date
Application number
KR1019970702877A
Other languages
English (en)
Other versions
KR100418454B1 (ko
Inventor
세실 쥬베르
브리지뜨 루아조
쟝-삐에르 위냐르
안느 델불브
Original Assignee
제느비에브 뷔 탄
톰슨-씨에스에프
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 제느비에브 뷔 탄, 톰슨-씨에스에프 filed Critical 제느비에브 뷔 탄
Publication of KR970707461A publication Critical patent/KR970707461A/ko
Application granted granted Critical
Publication of KR100418454B1 publication Critical patent/KR100418454B1/ko

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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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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
    • G02F1/133621—Illuminating devices providing coloured light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H04N9/3108—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators by using a single electronic spatial light modulator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

본 발명의 칼라 디스플레이 시스템은 전기광학적 변조 스크린(LCD)을 포함하며, 시스템 내의 색채 변조기(RC)는 다중 파장 광원(S,C) 및 스크린(LCD)의 사이에 구비된다. 이 색채 변조기는, 측색 균형을 이루기 위해서 뿐만 아니라 스크린에 전송되는 여러 가지 파라미터들의 포화도를 조정하기 위해서, 상기 광원의 파장들 중에서 제한된 레인지 혹은 어떤 파장을 변조하는 것이다.
액정 칼라 디스플레이에 적용가능하다.

Description

전기광학적 칼라 디스플레이 스크린용 조명 시스템(ILLUmiNATION SYSTEM FOR AN ELECTROOPTIC COLOUR DISPLAY SCREEN)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 본 발명에 따른 두개의 색채 변조기를 갖는 본 발명에 따른 상세예이다.

Claims (9)

  1. 전기광학적 칼라 디스플레이 스크린용 조명 시스템으로서, 다색성 광원; 상기 광원으로부터 오는 다색성 광의 빔을 수용하며, 상이한 방향에서 상이한 파장 레인지를 갖는 몇몇 조명 광의 빔들을 전송하는, 색채 분리 시스템; 전기광학적 디스플레이 스크린을 포함하며; 각각의 영상 소자인 도트는, 존재하는 조명 광의 빔들의 개수 만큼의 디스플레이 소자들을 갖는 전기광학적 칼라 디스플레이 스크린용 조명 시스템에 있어서, 상기 광원 및 상기 디스플레이 스크린의 사이에 위치한 최소한 하나의 색채 변조 장치를 포함하며, 이 장치는 특정파장 쪽으로 향하게 되며, 상기 디스플레이 스크린에 대해 상기 파장에서 수용하는 광 에너지의 특정 부분을 전송하는 것을 특징으로 하는, 전기광학적 칼라 디스플레이 스크린용 조명 시스템.
  2. 제1항에 있어서, 상기 색채 분리 시스템은, 공간적 색채(spatio-chromatic)분리 시스템인 것을 특징으로 하는 시스템.
  3. 제1항에 있어서, 상기 색채 분리 시스템은, 칼라 필터를 포함하는 것을 특징으로 하는 시스템.
  4. 제2항에 있어서, 상기 공간적 색채 분리 시스템은, 여러 가지 파라미터들(R,G,B)을 포함하는 빔을 수용하기 위해, 그리고 상기 여러 가지 파라미터들을 상이한 방향으로 재전송하기 위해, 레코드(record)되는 홀로그래픽 디바이스인 것을 특징으로 하는 시스템.
  5. 제1항에 있어서, 상기 색채 변조 장치는, 상기 광원 및 상기 색채 분리 시스템의 사이에 위치하는 것을 특징으로 하는 시스템.
  6. 제1항에 있어서, 상기 색채 변조 장치는, 홀로그래픽 장치인 것을 특징으로 하는 시스템.
  7. 제6항에 있어서, 상기 색채 변조 장치는, 변조되어야 할 상기 광의 빔의 전파 방향에 수직인 축 주위를 이동할 수 있는 것을 특징으로 하는 시스템.
  8. 제6항에 있어서, 상기 색채 변조 장치는, 좁은 파장 레인지(range)에 걸쳐 동작가능하며, 상기 파장 레인지에서 수용하는 광의 특정 비율을 제거하는 것을 특징으로 하는 시스템.
  9. 제8항에 있어서, 상기 제거되는 파장 레인지는, 황색에 중심이 있는 것을 특징으로 하는 시스템.
    ※ 참고사항: 최초출원 내용에 의하여 공개하는 것임.
KR1019970702877A 1995-09-12 1996-09-04 전기광학적칼라디스플레이스크린용조명시스템 KR100418454B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9510657A FR2738645B1 (fr) 1995-09-12 1995-09-12 Systeme d'illumination d'un ecran de visualisation couleurs electrooptique
FR9510657 1995-09-12

Publications (2)

Publication Number Publication Date
KR970707461A true KR970707461A (ko) 1997-12-01
KR100418454B1 KR100418454B1 (ko) 2004-06-14

Family

ID=9482459

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KR1019970702877A KR100418454B1 (ko) 1995-09-12 1996-09-04 전기광학적칼라디스플레이스크린용조명시스템

Country Status (7)

Country Link
US (1) US6426810B1 (ko)
EP (1) EP0791185B1 (ko)
JP (1) JPH10509532A (ko)
KR (1) KR100418454B1 (ko)
DE (1) DE69633907D1 (ko)
FR (1) FR2738645B1 (ko)
WO (1) WO1997010528A1 (ko)

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US7046407B2 (en) * 2000-02-14 2006-05-16 3M Innovative Properties Company Diffractive color filter
US7113231B2 (en) * 2000-02-14 2006-09-26 3M Innovative Properties Company Dot-sequential color display system
ATE296432T1 (de) * 2000-08-18 2005-06-15 Linde Ag Verfahren zur herstellung einer luftzerlegungsanlage
FR2813128B1 (fr) 2000-08-18 2003-01-17 Thomson Csf Dispositif de visualisation a cristal liquide a compensateur de birefringence
FR2819061B1 (fr) * 2000-12-28 2003-04-11 Thomson Csf Dispositif de controle de polarisation dans une liaison optique
WO2002101457A1 (fr) * 2001-06-08 2002-12-19 Sony Corporation Dispositif d'eclairage et dispositif d'affichage d'images de type projection
JP2004005566A (ja) * 2002-04-23 2004-01-08 Matsushita Electric Ind Co Ltd 色編集装置および色編集方法
US7182463B2 (en) * 2003-12-23 2007-02-27 3M Innovative Properties Company Pixel-shifting projection lens assembly to provide optical interlacing for increased addressability
US20050157190A1 (en) * 2004-01-16 2005-07-21 Litton Systems, Inc. Combining multiple spectral bands to generate an image

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FR2665773B1 (fr) 1990-08-10 1993-08-20 Thomson Csf Dispositif de projection d'images utilisant deux composantes orthogonales de polarisation de la lumiere.
FR2669126B1 (fr) 1990-11-09 1993-01-22 Thomson Csf Systeme de visualisation d'images fournies par un modulateur spatial avec transfert d'energie.
FR2669127B1 (fr) 1990-11-09 1993-01-22 Thomson Csf Projecteur d'images a deux faisceaux polarises par ecran matriciel.
FR2669744B1 (fr) 1990-11-23 1994-03-25 Thomson Csf Dispositif d'eclairage et application a un dispositif de visualisation.
FR2684198B1 (fr) 1991-11-22 1994-09-23 Thomson Csf Ecran pour projection d'image.
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FR2691549A1 (fr) 1992-05-22 1993-11-26 Thomson Csf Séparateur chromatique de lumière et projecteur d'image utilisant un tel séparateur.
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Also Published As

Publication number Publication date
EP0791185B1 (fr) 2004-11-24
US6426810B1 (en) 2002-07-30
WO1997010528A1 (fr) 1997-03-20
FR2738645A1 (fr) 1997-03-14
EP0791185A1 (fr) 1997-08-27
FR2738645B1 (fr) 1997-10-03
JPH10509532A (ja) 1998-09-14
KR100418454B1 (ko) 2004-06-14
DE69633907D1 (de) 2004-12-30

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