KR930013855A - 포터블 엘씨디 프로젝터 - Google Patents

포터블 엘씨디 프로젝터 Download PDF

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Publication number
KR930013855A
KR930013855A KR1019910025257A KR910025257A KR930013855A KR 930013855 A KR930013855 A KR 930013855A KR 1019910025257 A KR1019910025257 A KR 1019910025257A KR 910025257 A KR910025257 A KR 910025257A KR 930013855 A KR930013855 A KR 930013855A
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KR
South Korea
Prior art keywords
screen
lcd
mirror
portable
projection
Prior art date
Application number
KR1019910025257A
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English (en)
Other versions
KR960002207B1 (ko
Inventor
박홍철
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019910025257A priority Critical patent/KR960002207B1/ko
Priority to DE4244420A priority patent/DE4244420C2/de
Priority to US07/998,748 priority patent/US5343262A/en
Publication of KR930013855A publication Critical patent/KR930013855A/ko
Application granted granted Critical
Publication of KR960002207B1 publication Critical patent/KR960002207B1/ko

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Classifications

    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
    • 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
    • G03B21/10—Projectors with built-in or built-on screen
    • 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
    • G03B21/14—Details
    • G03B21/30—Details adapted to collapse or fold, e.g. for portability
    • 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
    • H04N5/7416—Projection 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
    • H04N5/7441—Projection 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
    • 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

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  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Marketing (AREA)
  • Accounting & Taxation (AREA)
  • Business, Economics & Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Overhead Projectors And Projection Screens (AREA)

Abstract

포터블 엘씨디 프로젝터(PROTABLE LCD PROJECTOR)에 관한 것으로, 1개의 투사형 엘씨디(12)와, 1개의 램프(26) 및 리플렉터(27)와, 1세트의 프로젝션렌즈(28)와, 1개의 배면 투사형 스크린(13)으로 구성되는 엘씨디 프로젝션을 전제로 하여, 상기 프로젝션 렌즈(11)와 스크린(13)사이에 고정 미러(14)와, 이동 미러(15)를 설치하고, 상기 엘씨디(12)와 프로젝션 렌즈(11)의 사이에 고정 엘씨디(16)를 설치하되, 상기 스크린(13)은 하우징(10)에 회동가능하게 설치하고, 상기 스크린(13)에는 내측면에 이동 미러(15)가 부착된 미러 홀더(18)를 회동가능하게 결합하여, 휴대가 가능하도록 함으로써 14˝ 정도의 너무 작지 않은 화면 크기를 가지면서도 운반성을 향상시키도록 한 것이다.

Description

포터블 엘씨디 프로젝터
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도 및 제3도는 본 발명에 의한 포터블 엘씨디 프로젝터의 구성 및 작용을 보인 것으로, 제2도는 포터블 엘씨디 프로젝터의 운반시의 상태를 보인 단면도.
제3도는 포터블 엘씨디 프로젝터의 동작시의 상태를보인 단면도.
제4도는 본 발명에 의한 포터블 엘씨디 프로젝터의 구성을 부분 절결하여 보인 평면도.

Claims (5)

1개의 투사형 엘씨디(12)와, 1개의 램프(26)및 리플렉터(27)와, 1세트의 프로젝션 렌즈(28)와, 1개의 배면 투사형 스크린(13)을 가방 형태의 하우징(10)에 장착하되, 상기 프로젝션 렌즈(11)와 스크린(13) 사이에 고정미러(14)와, 이동미러(15)를 설치하고, 상기 엘씨디(12)와 프로젝션 렌즈(11)의 사이에 고정 엘씨디(16)를 설치하여, 휴대 가능하도록 구성함을 특징으로 하는 포터블 엘씨디 프로젝터.
제1항에 있어서, 상기 스크린(13)은 하우징(10)에 회동가능하게 설치되고, 상기 스크린(13)에는 내측면에 이동 미러(15)가 부착된 미러 홀더(18)가 회동가능하게 결합되어 구성됨을 특징으로 하는 포터블 엘씨디 프로젝터.
제2항에 있어서, 상기 하우징(10)은 상면 중간부에 미러 홀더(18)의 단부가 지지되는 서포터(22)(22')가 형성되어, 스크린(13)이 경사지게 설치되는 것을 특징으로 하는 포터블 엘씨디 프로젝터.
제2항에 있어서, 상기 스크린(13)과 이동 미러(15)는 삼각형의 두변을 이루도록 구성됨을 특징으로 하는 포터블 엘씨디 프로젝터.
제2항에 있어서, 상기 스크린(13)과 이동 미러(15)의 양변에 외광 차단막(19)이 각각 설치되어 구성됨을 특징으로 하는 포터블 엘씨디 프로젝터.
※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910025257A 1991-12-30 1991-12-30 포터블 엘씨디 프로젝터 KR960002207B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019910025257A KR960002207B1 (ko) 1991-12-30 1991-12-30 포터블 엘씨디 프로젝터
DE4244420A DE4244420C2 (de) 1991-12-30 1992-12-29 Tragbarer Flüssigkristallanzeige-Projektor
US07/998,748 US5343262A (en) 1991-12-30 1992-12-30 Portable LCD projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910025257A KR960002207B1 (ko) 1991-12-30 1991-12-30 포터블 엘씨디 프로젝터

Publications (2)

Publication Number Publication Date
KR930013855A true KR930013855A (ko) 1993-07-22
KR960002207B1 KR960002207B1 (ko) 1996-02-13

Family

ID=19326776

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910025257A KR960002207B1 (ko) 1991-12-30 1991-12-30 포터블 엘씨디 프로젝터

Country Status (3)

Country Link
US (1) US5343262A (ko)
KR (1) KR960002207B1 (ko)
DE (1) DE4244420C2 (ko)

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JPH07113997A (ja) * 1993-10-14 1995-05-02 Gold Star Co Ltd 液晶プロジェクター内蔵ｖｔｒ
US5622419A (en) * 1995-01-03 1997-04-22 Prolux Corporation Portable collapsible display and projection apparatus
BE1009592A4 (nl) * 1995-09-12 1997-05-06 Barco Nv Beeldweergaveinrichting en werkwijze voor het weergeven van een beeld.
BE1009596A6 (nl) * 1995-09-12 1997-05-06 Barco Nv Beeldweergaveinrichting en werkwijze voor het weergeven van een beeld.
US5820242A (en) * 1996-03-29 1998-10-13 Minnesota Mining And Manufacturing Company Compact integrated LCD projector
US5856819A (en) * 1996-04-29 1999-01-05 Gateway 2000, Inc. Bi-directional presentation display
US5669688A (en) * 1996-06-07 1997-09-23 Proxima Corporation Display panel projector and method of using same
US5639152A (en) * 1996-06-11 1997-06-17 Telex Communications, Inc. Collapsible LCD projector
JP2002529791A (ja) * 1998-11-06 2002-09-10 コピン・コーポレーシヨン マイクロデイスプレービューワー
DE19951306A1 (de) * 1999-10-25 2001-04-26 Wilkhahn Wilkening & Hahne Projektionswand
TWI238034B (en) * 2001-12-07 2005-08-11 Benq Corp Rear projection television casing for assembling
TW591321B (en) * 2002-01-21 2004-06-11 Beauty Up Co Ltd Projecting device
DE20202057U1 (de) * 2002-02-12 2003-07-10 Leichtmetallbau Schletter GmbH, 83527 Haag Tragbarer Transportkoffer für eine Projektionsvorrichtung
ES2246656B1 (es) * 2003-09-03 2007-05-16 Universitat Politecnica De Catalunya Sistema portable de realidad virtual basado en proyeccion.
US7059732B2 (en) 2003-11-26 2006-06-13 Hewlett-Packard Development Company, L.P. Portable projector system
US7055969B2 (en) * 2004-04-29 2006-06-06 Hewlett-Packard Development Company, L.P. Reflective optical assembly
KR20060131081A (ko) * 2005-06-15 2006-12-20 삼성전자주식회사 프로젝터용 착탈식 후면 투사 장치
KR100765765B1 (ko) * 2005-11-15 2007-10-15 삼성전자주식회사 프로젝터/프로젝션 겸용 디스플레이 장치
US7286306B2 (en) * 2006-03-24 2007-10-23 Chun-Ming Wu Portable multimedia based AV player with magnifying lens
KR100790874B1 (ko) * 2006-04-28 2008-01-03 삼성전자주식회사 화상표시장치
ES2325192B1 (es) * 2006-06-05 2010-06-01 Javier Ortiz Jimenez Sistema soporte de publicidad dinamica.
US20080158669A1 (en) * 2006-12-29 2008-07-03 3M Innovative Properties Company Projection screen apparatus for use with portable digital projectors
US7777946B2 (en) * 2007-02-22 2010-08-17 Hae-Yong Choi Bag type portable screen device
TWI360015B (en) * 2007-08-24 2012-03-11 Coretronic Corp Projector and cover plate thereof
JP5309534B2 (ja) * 2007-11-14 2013-10-09 船井電機株式会社 画像表示装置
DE102008033545A1 (de) * 2008-07-17 2010-01-21 Osram Gesellschaft mit beschränkter Haftung LED-Effektscheinwerfer

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Also Published As

Publication number Publication date
DE4244420A1 (en) 1993-07-01
US5343262A (en) 1994-08-30
DE4244420C2 (de) 1999-12-02
KR960002207B1 (ko) 1996-02-13

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