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KR910003553A - 투사형 영상 표시장치 - Google Patents

투사형 영상 표시장치 Download PDF

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Publication number
KR910003553A
KR910003553A KR1019900010988A KR900010988A KR910003553A KR 910003553 A KR910003553 A KR 910003553A KR 1019900010988 A KR1019900010988 A KR 1019900010988A KR 900010988 A KR900010988 A KR 900010988A KR 910003553 A KR910003553 A KR 910003553A
Authority
KR
South Korea
Prior art keywords
image display
projection
microlens array
display
concentrating means
Prior art date
Application number
KR1019900010988A
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English (en)
Other versions
KR940000589B1 (ko
Inventor
하마다 히로시
후나다 후미아끼
Original Assignee
쓰지 하루오
샤프 가부시끼가이샤
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
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=16210890&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR910003553(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 쓰지 하루오, 샤프 가부시끼가이샤 filed Critical 쓰지 하루오
Publication of KR910003553A publication Critical patent/KR910003553A/ko
Application granted granted Critical
Publication of KR940000589B1 publication Critical patent/KR940000589B1/ko

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Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00Simple or compound lenses
    • G02B3/0006Arrays
    • G02B3/0037Arrays characterized by the distribution or form of lenses
    • G02B3/005Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00Simple or compound lenses
    • G02B3/0006Arrays
    • G02B3/0037Arrays characterized by the distribution or form of lenses
    • G02B3/0056Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133526Lenses, e.g. microlenses or Fresnel lenses
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings
    • G03B21/208Homogenising, shaping of the illumination light
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/74Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7441Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

내용 없음.

Description

투사형 영상 표시장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 단열판 시스템의 본 발명에 따른 투사형영상 표시장치에 통합된 광시스템을 표시하는 선도,
제2도는 본 발명의 집중수단으로서 사용가능한 마이크로렌즈 어레이를 표시하는 사시도,
제3도와 제4도는 각각 마이크로렌즈 어레이와 공동으로 사용되는 액정표시소자를 표시하는 평면도.

Claims (4)

  1. 광원과 많은 화소를 가지는 투광성표시장치와 화소의 1 또는 그 이상에 대응하는 광의 광선을 집중하는 광집중수단과, 스크린상에 표시장치에 의해 표시되는 영상을 투사하도록 표시장치의 뒤쪽에 배치된 투사렌즈와, 집중수단의 그것보다 더욱 많은 개구수를 가지는 투사렌즈로 구성되는 투사형 영상표시장치.
  2. 제1항에 있어서 집중수단은 마이크로렌즈 어레이를 포함하는 투사형 영상표시장치.
  3. 제1항에 있어서 집중수단은 마이크로렌즈 어레이와 콘덴서렌즈를 포함하는 투사형 영상표시장치.
  4. 제2항에 있어서 마이크로렌즈 어레이는 마이크로렌즈 어레이가 만들어진 재료의 그것에 대략 0.1의 차이 범위내의 굴절율을 가지는 물질에서 선택된 접착제에 의해 표시장치에 접착된 투사형 영상 표시장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900010988A 1989-07-19 1990-07-19 투사형 영상 표시장치 KR940000589B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1-187714 1989-07-19
JP89-187714 1989-07-19
JP1187714A JP2815910B2 (ja) 1989-07-19 1989-07-19 投影形画像表示装置

Publications (2)

Publication Number Publication Date
KR910003553A true KR910003553A (ko) 1991-02-27
KR940000589B1 KR940000589B1 (ko) 1994-01-26

Family

ID=16210890

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900010988A KR940000589B1 (ko) 1989-07-19 1990-07-19 투사형 영상 표시장치

Country Status (5)

Country Link
US (1) US5056912A (ko)
EP (1) EP0409619B1 (ko)
JP (1) JP2815910B2 (ko)
KR (1) KR940000589B1 (ko)
DE (1) DE69022505T2 (ko)

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Also Published As

Publication number Publication date
JP2815910B2 (ja) 1998-10-27
EP0409619B1 (en) 1995-09-20
DE69022505T2 (de) 1996-04-18
EP0409619A2 (en) 1991-01-23
US5056912A (en) 1991-10-15
KR940000589B1 (ko) 1994-01-26
DE69022505D1 (de) 1995-10-26
JPH0351882A (ja) 1991-03-06
EP0409619A3 (en) 1991-09-25

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Legal Events

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A201 Request for examination
PA0109 Patent application

Patent event code: PA01091R01D

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