KR920003729B1 - 액정 광밸브용 필드-순차 컬러 투사기 - Google Patents

액정 광밸브용 필드-순차 컬러 투사기 Download PDF

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Publication number
KR920003729B1
KR920003729B1 KR1019880701258A KR880701258A KR920003729B1 KR 920003729 B1 KR920003729 B1 KR 920003729B1 KR 1019880701258 A KR1019880701258 A KR 1019880701258A KR 880701258 A KR880701258 A KR 880701258A KR 920003729 B1 KR920003729 B1 KR 920003729B1
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KR
South Korea
Prior art keywords
light
color
receive
polarized
liquid crystal
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
Application number
KR1019880701258A
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English (en)
Korean (ko)
Other versions
KR890700990A (ko
Inventor
아노 지. 레데버
Original Assignee
휴우즈 에어크라프 캄파니
에이. 더블유. 카람벨라스
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.)
Filing date
Publication date
Application filed by 휴우즈 에어크라프 캄파니, 에이. 더블유. 카람벨라스 filed Critical 휴우즈 에어크라프 캄파니
Priority claimed from PCT/GB1988/000142 external-priority patent/WO1988007452A1/en
Publication of KR890700990A publication Critical patent/KR890700990A/ko
Application granted granted Critical
Publication of KR920003729B1 publication Critical patent/KR920003729B1/ko
Expired legal-status Critical Current

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    • 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]
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
    • G02B27/1033—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators having a single light modulator for all colour channels
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • 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
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H04N9/3114—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing one colour at a time
    • 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
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • 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
    • G02F1/133622—Colour sequential illumination

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Transforming Electric Information Into Light Information (AREA)
KR1019880701258A 1987-02-11 1988-01-22 액정 광밸브용 필드-순차 컬러 투사기 Expired KR920003729B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US013307 1987-02-11
US07/013,307 US4786146A (en) 1987-02-11 1987-02-11 Color sequential illumination system for a liquid crystal light valve
PCT/GB1988/000142 WO1988007452A1 (en) 1987-03-27 1988-02-26 Improvements in and relating to picture cards

Publications (2)

Publication Number Publication Date
KR890700990A KR890700990A (ko) 1989-04-28
KR920003729B1 true KR920003729B1 (ko) 1992-05-09

Family

ID=21759290

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880701258A Expired KR920003729B1 (ko) 1987-02-11 1988-01-22 액정 광밸브용 필드-순차 컬러 투사기

Country Status (7)

Country Link
US (1) US4786146A (https=)
EP (1) EP0301065B1 (https=)
JP (1) JPH01502139A (https=)
KR (1) KR920003729B1 (https=)
DE (1) DE3876027T2 (https=)
NO (1) NO175660C (https=)
WO (1) WO1988006391A1 (https=)

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US4913529A (en) * 1988-12-27 1990-04-03 North American Philips Corp. Illumination system for an LCD display system
US4917465A (en) * 1989-03-28 1990-04-17 In Focus Systems, Inc. Color display system
USRE36654E (en) * 1989-03-28 2000-04-11 In Focus Systems, Inc. Stacked LCD color display
US5157523A (en) * 1989-03-29 1992-10-20 Matsushita Electric Industrial Co., Ltd. Projection type liquid crystal display unit including orthogonal phase plates
DE3912914A1 (de) * 1989-04-20 1990-10-25 Douw Serge Vorrichtung zur definierten farb- und richtungsbeeinflussung eines weisslicht-laserstrahls
US4911547A (en) * 1989-06-07 1990-03-27 Hughes Aircraft Company Compact optical system for a single light valve projector using two axes of polarization
JP2893599B2 (ja) * 1989-10-05 1999-05-24 セイコーエプソン株式会社 偏光光源及び投写型表示装置
US5173793A (en) * 1989-10-06 1992-12-22 Summagraphics Corporation Liquid crystal shutter for backlit digitizer
KR930003307B1 (ko) * 1989-12-14 1993-04-24 주식회사 금성사 입체용 프로젝터
US5172221A (en) * 1989-12-29 1992-12-15 Samsung Electronics Co., Ltd. Picture projecting apparatus for a projection display system and the method thereof
JPH03288124A (ja) * 1990-04-04 1991-12-18 Victor Co Of Japan Ltd カラー画像表示装置の光学系
FR2669744B1 (fr) * 1990-11-23 1994-03-25 Thomson Csf Dispositif d'eclairage et application a un dispositif de visualisation.
DE69125125T2 (de) * 1990-12-27 1997-08-21 Philips Electronics Nv Farbbildanzeigevorrichtung und Schaltung zur Ansteuerung vom Lichtventil einer solcher Vorrichtung
JP2810241B2 (ja) * 1990-12-27 1998-10-15 キヤノン株式会社 ホログラムを用いた投射型表示装置
US5751480A (en) * 1991-04-09 1998-05-12 Canon Kabushiki Kaisha Plate-like polarizing element, a polarizing conversion unit provided with the element, and a projector provided with the unit
JP3039570B2 (ja) * 1991-06-24 2000-05-08 キヤノン株式会社 投写表示装置
KR960013313B1 (ko) * 1991-07-12 1996-10-02 가부시키가이샤 한도오따이 에네루기 겐큐쇼 전기광학 표시장치
DE69226998T2 (de) * 1991-07-19 1999-04-15 Sharp K.K., Osaka Optisches Modulationselement und Vorrichtungen mit einem solchen Element
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JP2701647B2 (ja) * 1992-02-13 1998-01-21 日本ビクター株式会社 表示装置
JPH05257110A (ja) * 1992-03-13 1993-10-08 Sharp Corp 投射型液晶表示装置
US5565933A (en) * 1992-06-08 1996-10-15 Hughes-Jvc Technology Corporation Color switching apparatus for liquid crystal light valve projector
US5347644A (en) * 1992-06-11 1994-09-13 Sedlmayr Steven R Three-dimensional image display device and systems and methods for implementation thereof
US5903388A (en) 1992-06-11 1999-05-11 Sedlmayr Steven R High efficiency electromagnetic beam projector and systems and method for implementation thereof
US5347433A (en) * 1992-06-11 1994-09-13 Sedlmayr Steven R Collimated beam of light and systems and methods for implementation thereof
GB2268853A (en) * 1992-07-09 1994-01-19 Secr Defence Colour television display projection device
US5847748A (en) * 1993-03-11 1998-12-08 Ncr Corporation Multimedia projection system
US5398082A (en) * 1993-05-20 1995-03-14 Hughes-Jvc Technology Corporation Scanned illumination for light valve video projectors
US5428467A (en) * 1993-05-20 1995-06-27 Hughes Jvc Tech Corp Transmissive polygonal optical scanning of illumination for light valve video projector
JPH08505031A (ja) * 1993-10-21 1996-05-28 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 画像投射装置及びこれに用いる光源制御装置
US5612741A (en) * 1993-11-05 1997-03-18 Curtis Mathes Marketing Corporation Video billboard
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Also Published As

Publication number Publication date
JPH0465595B2 (https=) 1992-10-20
NO175660C (no) 1994-11-09
DE3876027D1 (de) 1992-12-24
NO175660B (https=) 1994-08-01
NO884420D0 (no) 1988-10-05
DE3876027T2 (de) 1993-03-25
EP0301065B1 (en) 1992-11-19
WO1988006391A1 (en) 1988-08-25
KR890700990A (ko) 1989-04-28
EP0301065A1 (en) 1989-02-01
NO884420L (no) 1988-10-05
US4786146A (en) 1988-11-22
JPH01502139A (ja) 1989-07-27

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