KR940006725B1 - 배면 투사 스크린 - Google Patents

배면 투사 스크린 Download PDF

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Publication number
KR940006725B1
KR940006725B1 KR1019840008518A KR840008518A KR940006725B1 KR 940006725 B1 KR940006725 B1 KR 940006725B1 KR 1019840008518 A KR1019840008518 A KR 1019840008518A KR 840008518 A KR840008518 A KR 840008518A KR 940006725 B1 KR940006725 B1 KR 940006725B1
Authority
KR
South Korea
Prior art keywords
rear projection
projection screen
screen
tip
width
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 - Fee Related
Application number
KR1019840008518A
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English (en)
Korean (ko)
Other versions
KR850005209A (ko
Inventor
햄프턴 브래들리 랠프
Original Assignee
노스아메리칸 필립스 컨슈머 일렉트로닉스 코포레이션
원본미기재
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Publication date
Application filed by 노스아메리칸 필립스 컨슈머 일렉트로닉스 코포레이션, 원본미기재 filed Critical 노스아메리칸 필립스 컨슈머 일렉트로닉스 코포레이션
Publication of KR850005209A publication Critical patent/KR850005209A/ko
Application granted granted Critical
Publication of KR940006725B1 publication Critical patent/KR940006725B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • G03B21/625—Lenticular translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)
KR1019840008518A 1983-12-30 1984-12-29 배면 투사 스크린 Expired - Fee Related KR940006725B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US567101 1983-12-30
US06/567,101 US4573764A (en) 1983-12-30 1983-12-30 Rear projection screen

Publications (2)

Publication Number Publication Date
KR850005209A KR850005209A (ko) 1985-08-21
KR940006725B1 true KR940006725B1 (ko) 1994-07-27

Family

ID=24265721

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840008518A Expired - Fee Related KR940006725B1 (ko) 1983-12-30 1984-12-29 배면 투사 스크린

Country Status (7)

Country Link
US (1) US4573764A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0148529B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS60159733A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR940006725B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1253725A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3486212T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK160905C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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US4575100A (en) * 1984-11-05 1986-03-11 The Dow Chemical Company Seal assembly which is hydraulically actuated
JPS61198140A (ja) * 1985-02-27 1986-09-02 Victor Co Of Japan Ltd 透過式スクリ−ン
JPS62113131A (ja) * 1985-11-13 1987-05-25 Mitsubishi Rayon Co Ltd 透過型スクリ−ン
NL8600042A (nl) * 1986-01-10 1987-08-03 Philips Nv Doorzicht projectiescherm en werkwijze voor de vervaardiging daarvan.
NL8600944A (nl) * 1986-04-15 1987-11-02 Philips Nv Doorzicht projectiescherm en werkwijze voor de vervaardiging daarvan.
US4679900A (en) * 1986-06-05 1987-07-14 North American Philips Corporation Bulk diffuser for a projection television screen
US4701020A (en) * 1986-09-18 1987-10-20 North American Philips Consumer Electronics Corp. Rear projection screen with improved luminance uniformity
DE3785308T2 (de) * 1986-12-05 1993-09-30 Philips Nv Lichtdurchlässiger Schirm und Verfahren zur Herstellung eines solchen Schirmes.
US4725448A (en) * 1986-12-05 1988-02-16 North American Philips Corporation Application of electrically-charged light-absorbing particles to a lenticular screen
US4701019A (en) * 1986-12-05 1987-10-20 North American Philips Corporation Selective application of light-absorbing particles to a lenticular screen
NL8700135A (nl) * 1987-01-21 1988-08-16 Philips Nv Doorzichtprojektiescherm en doorzichtprojektiesysteem voorzien van een dergelijk scherm.
JPH0518749Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1987-03-28 1993-05-18
JPS63153243U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1987-03-28 1988-10-07
US4730897A (en) * 1987-04-21 1988-03-15 North American Philips Corporation Projection screen having high resolution and good mechanical stability
EP0511721A3 (en) * 1987-10-06 1992-11-25 Koninklijke Philips Electronics N.V. Front projection screen with reflected light concentrating lens array
US4964695A (en) * 1987-10-06 1990-10-23 North American Philips Corporation Lenticular arrays for front projection screens and contrast improving method and device
US4927233A (en) * 1989-03-06 1990-05-22 Mitsubishi Rayon Co., Ltd. Rear projection screen
DK174788B1 (da) * 1989-05-08 2003-11-10 Dainippon Printing Co Ltd Baglysprojektionsskærm
NL8902112A (nl) * 1989-08-22 1991-03-18 Philips Nv Doorzichtprojektiescherm en doorzichtprojektiesysteem voorzien van een dergelijk scherm.
JPH0463334A (ja) * 1990-07-03 1992-02-28 Matsushita Electric Ind Co Ltd 透過型スクリーン
US5076661A (en) * 1991-01-23 1991-12-31 North American Philips Corp. Rear projection screen
KR0168879B1 (ko) * 1992-12-25 1999-04-15 기따지마 요시또시 렌티큘러 렌즈, 면광원 및 액정 표시 장치
US5481385A (en) * 1993-07-01 1996-01-02 Alliedsignal Inc. Direct view display device with array of tapered waveguide on viewer side
JPH09501781A (ja) * 1994-05-26 1997-02-18 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 イメージ投写デバイス
US5521726A (en) * 1994-08-26 1996-05-28 Alliedsignal Inc. Polarizer with an array of tapered waveguides
DK0706077T3 (da) * 1994-10-05 2005-05-23 Hitachi Ltd Displaysystem af bagprojektionstypen
US5611611A (en) * 1994-10-05 1997-03-18 Hitachi, Ltd. Rear projection type display system
US5657408A (en) * 1994-12-23 1997-08-12 Alliedsignal Inc. Optical device comprising a plurality of units having at least two geometrically-differentiated tapered optical waveguides therein
US6969635B2 (en) 2000-12-07 2005-11-29 Reflectivity, Inc. Methods for depositing, releasing and packaging micro-electromechanical devices on wafer substrates
KR0177648B1 (ko) * 1995-07-05 1999-05-01 배순훈 프로젝터의 후면투사스크린
US6424786B1 (en) 1996-12-02 2002-07-23 Honeywell International Inc. Illumination assembly
US6010747A (en) * 1996-12-02 2000-01-04 Alliedsignal Inc. Process for making optical structures for diffusing light
US5999281A (en) * 1997-02-28 1999-12-07 Polaroid Corporation Holographic projection screen combining an elliptical holographic diffuser and a cylindrical light-collimator
US5796499A (en) * 1997-02-28 1998-08-18 Polaroid Corporation Transmission holographic diffuser made and used to effect lateral color constancy in rear screen projection display systems
US6280063B1 (en) * 1997-05-09 2001-08-28 3M Innovative Properties Company Brightness enhancement article
US6600599B2 (en) 1998-06-09 2003-07-29 Avery Dennison Corporation Rear projection screens and light filters with conformable coatings and methods of making the same
US6962419B2 (en) 1998-09-24 2005-11-08 Reflectivity, Inc Micromirror elements, package for the micromirror elements, and projection system therefor
DE19923226A1 (de) * 1999-05-20 2000-11-23 Zumtobel Staff Gmbh Optisches Element mit Mikroprismenstruktur zur Umlenkung von Lichtstrahlen
US6417966B1 (en) * 1999-07-07 2002-07-09 3M Innovative Properties Company Rear projection screen using internal reflection
EP1271228A4 (en) * 1999-10-18 2003-04-09 Bolin Sun LARGE DIMENSION PROJECTION SCREEN
US7006275B2 (en) * 2000-08-30 2006-02-28 Reflectivity, Inc Packaged micromirror array for a projection display
US6535333B1 (en) * 2000-11-21 2003-03-18 3M Innovative Properties Company Optical system with reduced color shift
US6636355B2 (en) 2000-12-27 2003-10-21 3M Innovative Properties Company Microstructured rear projection screen
US6822792B2 (en) * 2001-05-14 2004-11-23 Dai Nippon Printing Co., Ltd. Sheet for use for projection screen, light diffusion sheet and projection screen
US7023606B2 (en) * 2001-08-03 2006-04-04 Reflectivity, Inc Micromirror array for projection TV
KR20030077764A (ko) * 2002-03-27 2003-10-04 삼성전자주식회사 렌티큘라 스크린
US20040123896A1 (en) * 2002-12-31 2004-07-01 General Electric Company Selective heating and sintering of components of photovoltaic cells with microwaves
US7042622B2 (en) * 2003-10-30 2006-05-09 Reflectivity, Inc Micromirror and post arrangements on substrates
JP2005338270A (ja) * 2004-05-25 2005-12-08 Dainippon Printing Co Ltd 視野角制御シート
EP1795010A1 (en) * 2004-09-22 2007-06-13 Koninklijke Philips Electronics N.V. Rear projection screen based electronic window
JP2006106402A (ja) * 2004-10-06 2006-04-20 Hara Doki Kk レーザーラインの投射機構
US7366393B2 (en) * 2006-01-13 2008-04-29 Optical Research Associates Light enhancing structures with three or more arrays of elongate features
US20070086207A1 (en) * 2006-01-13 2007-04-19 Optical Research Associates Display systems including light enhancing structures with arrays of elongate features
US7674028B2 (en) * 2006-01-13 2010-03-09 Avery Dennison Corporation Light enhancing structures with multiple arrays of elongate features of varying characteristics
US7545569B2 (en) * 2006-01-13 2009-06-09 Avery Dennison Corporation Optical apparatus with flipped compound prism structures
US7866871B2 (en) 2006-01-13 2011-01-11 Avery Dennison Corporation Light enhancing structures with a plurality of arrays of elongate features
RU2006119965A (ru) * 2006-06-07 2007-12-27 Самсунг Электроникс Ко., Лтд. (KR) Оптическая пленка
DE212009000144U1 (de) * 2009-01-20 2012-01-16 Shenzhen Aoto Electronics Co., Ltd. Schutzmaske für LED-Anzeigebildschirm
US8000006B2 (en) * 2009-07-02 2011-08-16 Morgan Adhesives Company Rear-projection screen
EP3084346A4 (en) * 2013-12-19 2017-08-23 3M Innovative Properties Company Object sensor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3218924A (en) * 1962-06-25 1965-11-23 Wendell S Miller Rear projection screen
US3578841A (en) * 1967-12-15 1971-05-18 William B Elmer Rear projection screen
US4469402A (en) * 1981-06-15 1984-09-04 Mitsubishi Rayon Co., Ltd. Rear projection screen
JPS58145933A (ja) * 1982-02-25 1983-08-31 Mitsubishi Rayon Co Ltd 背面投影スクリ−ン

Also Published As

Publication number Publication date
KR850005209A (ko) 1985-08-21
DE3486212D1 (de) 1993-10-28
US4573764A (en) 1986-03-04
EP0148529B1 (en) 1993-09-22
JPS60159733A (ja) 1985-08-21
JPH0426454B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-05-07
DE3486212T2 (de) 1994-04-07
DK160905C (da) 1991-10-21
DK609684D0 (da) 1984-12-19
EP0148529A3 (en) 1987-07-22
EP0148529A2 (en) 1985-07-17
CA1253725A (en) 1989-05-09
DK160905B (da) 1991-04-29
DK609684A (da) 1985-07-01

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