KR950701743A - 액정투사 디스플레이(liquid crystal projection display) - Google Patents

액정투사 디스플레이(liquid crystal projection display)

Info

Publication number
KR950701743A
KR950701743A KR1019940704138A KR19940704138A KR950701743A KR 950701743 A KR950701743 A KR 950701743A KR 1019940704138 A KR1019940704138 A KR 1019940704138A KR 19940704138 A KR19940704138 A KR 19940704138A KR 950701743 A KR950701743 A KR 950701743A
Authority
KR
South Korea
Prior art keywords
light
liquid crystal
image forming
electric field
forming means
Prior art date
Application number
KR1019940704138A
Other languages
English (en)
Inventor
필립 제이 존스
웨인 몬토야
훈디 피. 카마드
아키라 토미타
Original Assignee
허버트 지. 버카드
레이켐 코포레이션
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 허버트 지. 버카드, 레이켐 코포레이션 filed Critical 허버트 지. 버카드
Publication of KR950701743A publication Critical patent/KR950701743A/ko

Links

Classifications

    • 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
    • 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
    • G02F1/13725—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 guest-host interaction
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/04—Materials and properties dye

Landscapes

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

Abstract

본 발명은 액정투사 디스플레이를 제공하며, 이는 (a) 광을 만드는 광원수단(82); (b) 다수의 화소(91a,92a,93a)를 포함하는 영상형성수단(91,92,93)으로써, 각 화소는 격납매체에서 다수의 덩어리에 분산되어 있는 액정재료를 포함하며 충분한 전기장이 존재할때 그위에 입사한 광을 일차적으로 산란시키고 충분한 전기장이 존재하지 않을때 입사광을 일차적으로 투과시키도록 하여 독립적으로 동작하며, 액정조물은 충분한 전기장이 존재하지 않을때 영상형성수단에 의해 산란되는 광량이 가장 낮은 펙트럼 영역에서 우선적으로 광을 흡수하고 충분한 전기장이 존재할때 상기 광을 투과시키는 다색염료를 포함하며, 이에 의하여 영상형성수단에 의해 산란 또는 투광된 광의 색균형을 유지하도록 하는 영상형성 수단; 그리고 (c) 영상형성수단에 의해 투과된 광을 스크린상에 투과시키는 렌즈수단;을 포함한다.

Description

액정투사 디스플레이(LIQUID CRYSTAL PROJECTION DISPLAY)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 본 발명의 투사기를 도시한다.
제5a-b도는 본 발명의 투사기의 영상형상수단을 구동하기 적당한 액티브 매트릭스를 도시한다.

Claims (12)

  1. (a) 적어도 두개의 상이한 원색의 광을 만드는 광원수단; (b) 광원수단에 의해 만들어진 각각의 원색광에 상응하는 영상형성수단으로써, 각각의 영성형성수단은 다수의 화소를 포함하고, 각각의 화소는 격납매체에서 다수의 덩어리로 분산되어 있는 액정재료를 포함하여 충분한 전기장이 존재하지 않을때는 그 위에 주로 입사광을 산란시키고 충분한 전기장이 존재할때는 주로 입사광을 투과시키도록 독립적으로 지정할 수 있도록 된 영상 형성수단; (c) 각 영상형성수단에 의해 투과된 광을 스크린에 투과시키는 렌즈수단;을 포함하며, 영상형성수단의 화소에서의 액정조성물은 가장 긴 파장의 원색광에 대한 보색인 다색염료를 포함하는 가장 긴 파장의 원색광에 상응하며, 상기 다색 염료를 충분한 전기장이 존재하지 않으면 산란되지 않은 광을 우선적으로 흡수하고 충분한 전기장이 존재하면 상기 광을 투과시키도록 하는 것을 특징으로 하는 액정투사 디스플레이.
  2. 제1항에 있어서, 광원수단은 백색광원과 백색광원에 의해 만들어진 백색광을 적어도 두개의 원색으로 분할시키는 이색 미러수단을 포함하는 것을 특징으로 하는 액정투사 디스플레이.
  3. 제1항에있어서, 광원수단은 각각 여러가지 원색의 광을 생성하는 다수의 원색광원을 포함하는 것을 특징으로 하는 액정투사 디스플레이.
  4. 제1 내지 3항중 어느 한 항에 있어서, 광원수단은 세가지 원색광을 만드는 것을 특징으로 하는 액정투사 디스플레이.
  5. 제4항에 있어서, 원색은 적, 청, 및 녹색인 것을 특징으로 하는 액정투사 디스플레이.
  6. 제5항에 있어서, 다색염료는 시산염료인 것을 특징으로 하는 액정투사 디스플레이.
  7. 제5항에 있어서, 다색염료는 500nm 및 700nm에서 최대흡수를 하는 것을 특징으로 하는 액정투사 디스플레이.
  8. 제4항에 있어서, 두번째로 가장 긴 파장의 원색에 대응하는 영상형성 수단의 액정조성물은 두번째로 가장 긴 파장의 원색에 대한 보색의 다색염료를 포함하며, 상기 다색염료는 적합하게 충분한 전기장이 존재하지 않으며 산란되지 않은 광을 흡수하고 충분한 전기장이 존재할때 상기 광을 투과시키는 것을 특징으로 하는 액정투사 디스플레이.
  9. (a) 광을 생성하는 광원수단; (b) 다수의 화소를 포함하는 영상 형성수단으로써, 각 화소는 격납매체에서 다수의 덩어리에 분산되어 있는 액정재료를 포함하며 충분한 전기장의 존재하지 않을때 그 위에 입사한 광을 일차적으로 산란시키고 충분한 전기장이 존재할때 입시광을 일차적으로 투과시키기 위해 독립적으로 동작하며, 액정조성물은 충분한 전기장이 존재하지 않을때 영상형성수단에 의해 산란되는 광량이 가장 낮은 스펙트럼 영역에서 우선적으로 광을 흡수하고 충분한 전기장에 존재할때 상기 광을 투과시키는 다색염료를 포함하여, 이에 의하여 영상형성수단에 의해 산란 또는 투과된 광의 색균형을 유지하도록 하는 영상형성수단; (c) 영상형성수단에 의해 투과된 광을 스크린상에 투사시키는 렌즈수단;을 포함하는 것을 특징으로 하는 액정투사 디스플레이.
  10. 제9항에 있어서, 영상형성수단에 의해 산란된 광이 렌즈수단에 도달하는 것을 방지하는 개구수단을 포함하는 것을 특징으로 하는 액정투사 디스플레이.
  11. 제9항에 있어서, 다색염료는 시안염료인 것을 특징으로 하는 액정투사 디스플레이.
  12. 제9항에 있어서, 다색염료는 550nm 내지 700nm 사이에서 최대흡수를 하는 것을 특징으로 하는 액정투사 디스플레이.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940704138A 1992-05-19 1993-05-18 액정투사 디스플레이(liquid crystal projection display) KR950701743A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/886,003 US5307185A (en) 1992-05-19 1992-05-19 Liquid crystal projection display with complementary color dye added to longest wavelength imaging element
US07/886,003 1992-05-19
PCT/US1993/004677 WO1993023787A1 (en) 1992-05-19 1993-05-18 Liquid crystal projection display

Publications (1)

Publication Number Publication Date
KR950701743A true KR950701743A (ko) 1995-04-28

Family

ID=25388170

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940704138A KR950701743A (ko) 1992-05-19 1993-05-18 액정투사 디스플레이(liquid crystal projection display)

Country Status (9)

Country Link
US (1) US5307185A (ko)
EP (1) EP0641455B1 (ko)
JP (1) JPH07508107A (ko)
KR (1) KR950701743A (ko)
AT (1) ATE173340T1 (ko)
CA (1) CA2136192A1 (ko)
DE (1) DE69322084T2 (ko)
TW (1) TW295264U (ko)
WO (1) WO1993023787A1 (ko)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69231810T2 (de) * 1992-01-30 2001-08-09 Nippon Hoso Kyokai, Tokio/Tokyo Beleuchtungssystem mit flüssigkristall-lichtregelplatte
US6219015B1 (en) 1992-04-28 2001-04-17 The Board Of Directors Of The Leland Stanford, Junior University Method and apparatus for using an array of grating light valves to produce multicolor optical images
JP2991577B2 (ja) * 1992-11-13 1999-12-20 日本放送協会 液晶素子の駆動方法、液晶装置および照明装置
JP3274244B2 (ja) * 1993-09-06 2002-04-15 株式会社東芝 液晶表示装置
NL9401110A (nl) * 1994-07-01 1996-02-01 Optische Ind Oede Oude Delftoe Weergeefstelsel bestemd voor het superponeren van drie beelden voor het verkrijgen van een gemengd beeld.
JP3040667B2 (ja) * 1994-08-29 2000-05-15 シャープ株式会社 透過型表示装置の輝点欠陥修正方法
WO1996020986A1 (en) * 1995-01-05 1996-07-11 Raychem Corporation Method of making a liquid crystal composite including a dye
US5841579A (en) 1995-06-07 1998-11-24 Silicon Light Machines Flat diffraction grating light valve
US5835174A (en) * 1995-10-12 1998-11-10 Rohm And Haas Company Droplets and particles containing liquid crystal and films and apparatus containing the same
US6271898B1 (en) 1996-09-19 2001-08-07 Rohm And Haas Company Particles and droplets containing liquid domains and method for forming in an aqueous medium
US6606138B2 (en) * 1996-05-22 2003-08-12 Seiko Epson Corporation Liquid crystal layer including a dichroic dye
US5982553A (en) 1997-03-20 1999-11-09 Silicon Light Machines Display device incorporating one-dimensional grating light-valve array
US5951135A (en) * 1997-10-14 1999-09-14 Raychem Corporation Color image projection system
US6088102A (en) 1997-10-31 2000-07-11 Silicon Light Machines Display apparatus including grating light-valve array and interferometric optical system
US6271808B1 (en) 1998-06-05 2001-08-07 Silicon Light Machines Stereo head mounted display using a single display device
US6130770A (en) 1998-06-23 2000-10-10 Silicon Light Machines Electron gun activated grating light valve
US6101036A (en) 1998-06-23 2000-08-08 Silicon Light Machines Embossed diffraction grating alone and in combination with changeable image display
US6215579B1 (en) 1998-06-24 2001-04-10 Silicon Light Machines Method and apparatus for modulating an incident light beam for forming a two-dimensional image
US6303986B1 (en) 1998-07-29 2001-10-16 Silicon Light Machines Method of and apparatus for sealing an hermetic lid to a semiconductor die
US6747781B2 (en) 2001-06-25 2004-06-08 Silicon Light Machines, Inc. Method, apparatus, and diffuser for reducing laser speckle
US6782205B2 (en) 2001-06-25 2004-08-24 Silicon Light Machines Method and apparatus for dynamic equalization in wavelength division multiplexing
US6829092B2 (en) 2001-08-15 2004-12-07 Silicon Light Machines, Inc. Blazed grating light valve
US6567206B1 (en) * 2001-12-20 2003-05-20 St. Clair Intellectual Property Consultants, Inc. Multi-stage optical switching device
US6800238B1 (en) 2002-01-15 2004-10-05 Silicon Light Machines, Inc. Method for domain patterning in low coercive field ferroelectrics
US6767751B2 (en) 2002-05-28 2004-07-27 Silicon Light Machines, Inc. Integrated driver process flow
US6822797B1 (en) 2002-05-31 2004-11-23 Silicon Light Machines, Inc. Light modulator structure for producing high-contrast operation using zero-order light
US6829258B1 (en) 2002-06-26 2004-12-07 Silicon Light Machines, Inc. Rapidly tunable external cavity laser
US6714337B1 (en) 2002-06-28 2004-03-30 Silicon Light Machines Method and device for modulating a light beam and having an improved gamma response
US6813059B2 (en) 2002-06-28 2004-11-02 Silicon Light Machines, Inc. Reduced formation of asperities in contact micro-structures
US6801354B1 (en) 2002-08-20 2004-10-05 Silicon Light Machines, Inc. 2-D diffraction grating for substantially eliminating polarization dependent losses
US6712480B1 (en) 2002-09-27 2004-03-30 Silicon Light Machines Controlled curvature of stressed micro-structures
US6829077B1 (en) 2003-02-28 2004-12-07 Silicon Light Machines, Inc. Diffractive light modulator with dynamically rotatable diffraction plane
US6806997B1 (en) 2003-02-28 2004-10-19 Silicon Light Machines, Inc. Patterned diffractive light modulator ribbon for PDL reduction
KR20130000167A (ko) * 2011-06-22 2013-01-02 삼성디스플레이 주식회사 박막 트랜지스터 기판, 이를 갖는 표시패널, 및 이의 제조 방법

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3244248A1 (de) * 1982-11-30 1984-05-30 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur reduzierung der resttransmission bei lcd-anzeigen
US4838660A (en) * 1983-03-30 1989-06-13 Manchester R & D Partnership Colored encapsulated liquid crystal apparatus using enhanced scattering
US4856876A (en) * 1983-03-30 1989-08-15 Manchester R & D Partnership Fluorescent colored encapsulated liquid crystal apparatus using enhanced scattering
US4662720A (en) * 1983-03-30 1987-05-05 Manchester R & D Partnership Colored encapsulated liquid crystal devices using imbibition of colored dyes and scanned multicolor displays
US5016984A (en) * 1984-03-02 1991-05-21 Manchester R & D Partnership Liquid crystal motion picture projector with memory
US4613207A (en) * 1984-05-08 1986-09-23 Manchester R & D Partnership Liquid crystal projector and method
US4953953A (en) * 1985-03-01 1990-09-04 Manchester R & D Partnership Complementary color liquid display
US4878741A (en) * 1986-09-10 1989-11-07 Manchester R & D Partnership Liquid crystal color display and method
JPS62257123A (ja) * 1986-04-30 1987-11-09 Seiko Epson Corp 投射型表示装置
JPS63301022A (ja) * 1987-05-30 1988-12-08 Ricoh Co Ltd 液晶表示素子
JPH01287830A (ja) * 1988-05-13 1989-11-20 Matsushita Electric Ind Co Ltd 光記録再生装置
US5206747A (en) * 1988-09-28 1993-04-27 Taliq Corporation Polymer dispersed liquid crystal display with birefringence of the liquid crystal at least 0.23
US5150232A (en) * 1988-10-04 1992-09-22 Asahi Glass Company Ltd. Active matrix liquid crystal display element and projection type active matrix liquid crystal display device
GB8825429D0 (en) * 1988-10-31 1988-11-30 Raychem Ltd Frame-sequential colour display system
GB2226174A (en) * 1988-12-14 1990-06-20 Philips Electronic Associated Liquid crystal display devices
US5022750A (en) * 1989-08-11 1991-06-11 Raf Electronics Corp. Active matrix reflective projection system
US5024524A (en) * 1989-08-11 1991-06-18 Raf Electronics Corp. Reflective image plane module
DE69106966T2 (de) * 1990-07-26 1995-08-24 Asahi Glass Co Ltd Flüssigkristallanzeigeelement sowie Flüssigkristall-Projektionsanzeigevorrichtung mit einer aktiven Matrix.
US5216531A (en) * 1990-08-28 1993-06-01 Asahi Glass Company Ltd. Projection type active matrix polymer dispersed liquid crystal display apparatus with particles of liquid crystal material randomly oriented

Also Published As

Publication number Publication date
ATE173340T1 (de) 1998-11-15
DE69322084T2 (de) 1999-07-15
WO1993023787A1 (en) 1993-11-25
TW295264U (en) 1997-01-01
US5307185A (en) 1994-04-26
EP0641455A1 (en) 1995-03-08
CA2136192A1 (en) 1993-11-25
EP0641455B1 (en) 1998-11-11
JPH07508107A (ja) 1995-09-07
DE69322084D1 (de) 1998-12-17

Similar Documents

Publication Publication Date Title
KR950701743A (ko) 액정투사 디스플레이(liquid crystal projection display)
JP3015201B2 (ja) 画像形成装置、投射型表示装置並びに光変調装置
US8016425B2 (en) Projector
US8203512B2 (en) Subtractive display
JP2004110040A (ja) ディスプレイシステムおよび画像表示方法
JP2003315529A (ja) カラーフィルタ
US6796658B2 (en) Configurations for color displays by the use of lenticular optics
CN106353956B (zh) 投影显示系统的控制方法及投影显示系统
KR20050085737A (ko) 4원색들을 포함하는 컬러-순차 투사 시스템
CA2147919A1 (en) Video Projector with Luminance and Chrominance Optical Modulation LCD's
JPH09189910A (ja) カラー表示装置
JP4259147B2 (ja) 光源装置及びそれを用いた投影型表示装置
JP2004163806A (ja) スクリーン及びその製造方法並びに光学膜
JPH11202118A (ja) カラーフィルタ
JP4281385B2 (ja) 投射型表示装置
US6426810B1 (en) Illumination system for an electrooptic color display screen
EP0740192A3 (en) Projection type display device
US20040263942A1 (en) Display system allowing enhanced dynamic range
JP5150183B2 (ja) 投写型映像表示装置
JP3374452B2 (ja) 投写型表示装置
JP2805868B2 (ja) 投写形液晶表示装置
JPH0642029B2 (ja) カラー表示装置
JPS62125326A (ja) カラ−液晶表示装置
JPH0723985B2 (ja) 投写型表示装置
JP2004138733A (ja) 映像表示装置

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application