DE3852776T2 - Projektions-Farbflüssigkristall-Anzeigevorrichtung. - Google Patents

Projektions-Farbflüssigkristall-Anzeigevorrichtung.

Info

Publication number: DE3852776T2
Authority: DE; Germany
Prior art keywords: liquid crystal; display device; crystal display; color liquid; projection color
Prior art date: 1987-04-14
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 - Lifetime

Application number

DE3852776T

Other languages

English (en)

Other versions

DE3852776D1 (de

Inventor

Akitaka Seiko Epson Cor Yajima

Junichi Seiko Epson C Nakamura

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Seiko Epson Corp

Original Assignee

Seiko Epson Corp

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.)

1987-04-14

Filing date

1988-04-12

Publication date

1995-06-22

1987-04-14 Priority claimed from JP9131487A external-priority patent/JPS6346490A/ja

1987-11-16 Priority claimed from JP62288647A external-priority patent/JPH01129287A/ja

1988-04-12 Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp

1995-03-02 Publication of DE3852776D1 publication Critical patent/DE3852776D1/de

1995-06-22 Application granted granted Critical

1995-06-22 Publication of DE3852776T2 publication Critical patent/DE3852776T2/de

2008-04-13 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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

DE3852776T 1987-04-14 1988-04-12 Projektions-Farbflüssigkristall-Anzeigevorrichtung. Expired - Lifetime DE3852776T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP9131487A JPS6346490A (ja)	1986-04-15	1987-04-14	投写型液晶表示装置
JP62288647A JPH01129287A (ja)	1987-11-16	1987-11-16	投写型カラー表示装置

Publications (2)

Publication Number	Publication Date
DE3852776D1 DE3852776D1 (de)	1995-03-02
DE3852776T2 true DE3852776T2 (de)	1995-06-22

Family

ID=26432776

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE3852776T Expired - Lifetime DE3852776T2 (de)	1987-04-14	1988-04-12	Projektions-Farbflüssigkristall-Anzeigevorrichtung.

Country Status (3)

Country	Link
US (1)	US4909601A (de)
EP (1)	EP0287034B1 (de)
DE (1)	DE3852776T2 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5191450A (en) *	1987-04-14	1993-03-02	Seiko Epson Corporation	Projection-type color display device having a driving circuit for producing a mirror-like image
DE3720375A1 (de) *	1987-06-19	1988-12-29	Fraunhofer Ges Forschung	Projektionsvorrichtung
US5040877A (en) *	1987-12-04	1991-08-20	Kent State University	Low loss liquid crystal modulator for coloring and shaping a light beam
US5105265A (en) *	1988-01-25	1992-04-14	Casio Computer Co., Ltd.	Projector apparatus having three liquid crystal panels
JPH0274903A (ja) *	1988-09-12	1990-03-14	Seiko Epson Corp	ダイクロイック光学素子及び投射型表示装置
US5157523A (en) *	1989-03-29	1992-10-20	Matsushita Electric Industrial Co., Ltd.	Projection type liquid crystal display unit including orthogonal phase plates
EP0409246B1 (de) *	1989-07-20	1997-04-23	SANYO ELECTRIC Co., Ltd.	Flüssigkristallprojektor
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
JPH03140920A (ja) *	1989-10-26	1991-06-14	Matsushita Electric Ind Co Ltd	投写型表示装置及び該投写型表示装置に用いる液晶表示装置
US5231431A (en) *	1989-11-29	1993-07-27	Canon Kabushiki Kaisha	Projection type display apparatus
US5305128A (en) *	1989-12-22	1994-04-19	North American Philips Corporation	Active matrix electro-optic display device with storage capacitors and projection color apparatus employing same
EP0434161B1 (de)	1989-12-22	1995-08-30	Koninklijke Philips Electronics N.V.	Elektrooptische Anzeigevorrichtung mit aktiver Matrix und Speicherkondensatoren sowie Farbprojektionsapparat, der diese verwendet
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
KR920010809B1 (ko) *	1990-05-19	1992-12-17	주식회사 금성사	Lcd 프로젝터의 광학 시스템
US5237436A (en) *	1990-12-14	1993-08-17	North American Philips Corporation	Active matrix electro-optic display device with light shielding layer and projection and color employing same
US5140466A (en) *	1990-12-20	1992-08-18	Hughes Aircraft Company	Optical multiplexer
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
US5317436A (en) *	1990-12-31	1994-05-31	Kopin Corporation	A slide assembly for projector with active matrix moveably mounted to housing
US5396304A (en) *	1990-12-31	1995-03-07	Kopin Corporation	Slide projector mountable light valve display
US5347433A (en) *	1992-06-11	1994-09-13	Sedlmayr Steven R	Collimated beam of light 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
US5416618A (en) *	1992-11-10	1995-05-16	The United States Of America As Represented By The Administrator Of The National Aeronautics & Space Administration	Full complex modulation using two one-parameter spatial light modulators
JPH06167705A (ja) *	1992-11-30	1994-06-14	Sanyo Electric Co Ltd	単板式液晶プロジェクター
US5624174A (en) *	1993-08-25	1997-04-29	Kopin Corporation	Display panel mount for projection display system
US5455678A (en) *	1993-08-25	1995-10-03	Kopin Corporation	Method for mounting light valves for projection display system
US5365287A (en) *	1993-11-08	1994-11-15	Greyhawk Systems, Inc.	Three color channel, two-elevation optics for a single lens video projector
US5374968A (en) *	1993-11-08	1994-12-20	Greyhawk Systems, Inc.	Optics for a single-lens video projector with color-specific polarization channels
US5748828A (en) *	1993-11-10	1998-05-05	Alliedsignal Inc.	Color separating backlight
US5664859A (en) *	1994-01-03	1997-09-09	Kopin Corporation	Projection display docking system
US5748164A (en)	1994-12-22	1998-05-05	Displaytech, Inc.	Active matrix liquid crystal image generator
US5757348A (en)	1994-12-22	1998-05-26	Displaytech, Inc.	Active matrix liquid crystal image generator with hybrid writing scheme
US5808800A (en)	1994-12-22	1998-09-15	Displaytech, Inc.	Optics arrangements including light source arrangements for an active matrix liquid crystal image generator
DE19544481A1 (de) *	1995-11-29	1997-06-05	Laser Sorter Gmbh	Beleuchtungseinrichtung mit Halogen-Metalldampflampen
JP2000039584A (ja) *	1998-07-23	2000-02-08	Fuji Photo Optical Co Ltd	プロジェクタ装置
US6822711B1 (en) *	1999-09-30	2004-11-23	Casio Computer Co., Ltd.	Liquid crystal display apparatus using polarizing element transmitting one of two polarizing components crossing at right angles and reflecting the other component
JP4059066B2 (ja) *	2002-11-15	2008-03-12	セイコーエプソン株式会社	プロジェクタ
WO2006107138A1 (en) *	2005-04-08	2006-10-12	Bong Sup Kang	Multi-reflecting device and backlight unit and display device having the multi-reflecting architecture

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1662693A (en) *	1925-01-26	1928-03-13	Astafiev Michael	Optical system
US2202257A (en) *	1935-12-23	1940-05-28	Klaver Luite	Color photography
GB475415A (en) *	1936-05-15	1937-11-15	Adrian Bernard Klein	Improvements in or relating to optical systems
US2737076A (en) *	1952-06-12	1956-03-06	Technicolor Motion Picture	Method of making optical prism
US2754718A (en) *	1953-07-14	1956-07-17	Technicolor Motion Picture	Prism assembly and method of manufacture
DE1096635B (de) *	1954-02-06	1961-01-05	Philips Nv	Aus farbselektiven Planparallelplatten bestehender Farbspalter
US2971051A (en) *	1958-12-08	1961-02-07	Frank G Back	Varifocal, long back-focal lens for color television
US3303278A (en) *	1964-05-13	1967-02-07	Tesla Np	Television pick-up camera for three color pick-up of television images
FR1560501A (de) *	1968-01-22	1969-03-21
US3588326A (en) *	1969-02-12	1971-06-28	Rca Corp	Lens array imaging system for a color enconding camera
US3704061A (en) *	1970-03-25	1972-11-28	David Neil Travis	Wavelength selective mirror systems
DE2018397B2 (de) *	1970-04-17	1972-07-06	Fernseh Gmbh, 6100 Darmstadt	Strahlenteilerprismensystem fuer ein geraet der farbfernsehtechnik, insbesondere fuer eine farbfernsehkamera
JPS4879596A (de) *	1972-01-25	1973-10-25
US4127322A (en) *	1975-12-05	1978-11-28	Hughes Aircraft Company	High brightness full color image light valve projection system
US4191456A (en) *	1979-03-08	1980-03-04	Hughes Aircraft Company	Optical block for high brightness full color video projection system
US4448491A (en) *	1979-08-08	1984-05-15	Canon Kabushiki Kaisha	Image display apparatus
US4464018A (en) *	1981-12-28	1984-08-07	Hughes Aircraft Company	Liquid crystal light valve image projection system with color selective prepolarization and blue mirror
US4500172A (en) *	1981-12-28	1985-02-19	Hughes Aircraft Company	Two color liquid crystal light valve image projection system with single prepolarizer
US4464019A (en) *	1981-12-28	1984-08-07	Hughes Aircraft Company	Two-color liquid crystal light valve image projection system with color selective prepolarizers in single optical tank
US4461542A (en) *	1981-12-28	1984-07-24	Hughes Aircraft Company	High efficiency optical tank for three color liquid crystal light valve image projection with color selective prepolarization
US4544237A (en) *	1981-12-28	1985-10-01	Hughes Aircraft Company	High efficiency optical tank for two-color liquid crystal light valve image projection with color selective prepolarization
US4425028A (en) *	1981-12-28	1984-01-10	Hughes Aircraft Company	High efficiency optical tank for three color liquid crystal light valve image projection with color selective prepolarization and single projection lens
JPH0723936B2 (ja) *	1983-06-21	1995-03-15	セイコーエプソン株式会社	投写式表示装置
JPS603291A (ja) *	1983-06-21	1985-01-09	Seiko Epson Corp	投写式液晶表示装置
JPS6045219A (ja) *	1983-08-23	1985-03-11	Toshiba Corp	アクテイブマトリクス型表示装置
JPS616729A (ja) *	1984-06-20	1986-01-13	Sharp Corp	情報入出力装置
JPS6199118A (ja) *	1984-10-22	1986-05-17	Seiko Epson Corp	投射型表示装置
US4687301A (en) *	1985-07-12	1987-08-18	Hughes Aircraft Company	Full-color projector system with a tricolor-separating prism
JPH0712717B2 (ja) *	1985-07-29	1995-02-15	富士写真フイルム株式会社	網点画像形成方法
US4690526A (en) *	1985-09-12	1987-09-01	Hughes Aircraft Company	Prism assembly for a single light valve full-color projector
DE3751233T2 (de) *	1986-10-31	1995-08-24	Seiko Epson Corp	Anzeigevorrichtung vom Projektionstyp.
US4749259A (en) *	1987-05-15	1988-06-07	Hughes Aircraft Company	Liquid crystal image projection with multicolor prepolarizing system

1988
- 1988-04-12 EP EP88105812A patent/EP0287034B1/de not_active Expired - Lifetime
- 1988-04-12 DE DE3852776T patent/DE3852776T2/de not_active Expired - Lifetime
- 1988-04-13 US US07/181,122 patent/US4909601A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US4909601A (en)	1990-03-20
DE3852776D1 (de)	1995-03-02
EP0287034A2 (de)	1988-10-19
EP0287034B1 (de)	1995-01-18
EP0287034A3 (en)	1990-03-14

Legal Events

Date	Code	Title	Description
1995-07-27	8328	Change in the person/name/address of the agent	Free format text: HOFFMANN, E., DIPL.-ING., PAT.-ANW., 82166 GRAEFELFING
1996-02-22	8364	No opposition during term of opposition

Publication	Publication Date	Title
DE3852776T2 (de)	1995-06-22	Projektions-Farbflüssigkristall-Anzeigevorrichtung.
DE3789081T2 (de)	1994-05-19	Projektions-Farb-Flüssigkristall-Anzeigevorrichtung.
DE3850838D1 (de)	1994-09-01	Projektions-Flüssigkristall-Anzeigevorrichtung.
DE3485607D1 (de)	1992-04-30	Vielfarb-fluessigkristallanzeigevorrichtung.
DE3575613D1 (de)	1990-03-01	Farb-fluessigkristallanzeigevorrichtung.
DE3884442T2 (de)	1994-02-17	Flüssigkristallanzeigegerät.
DE3771447D1 (de)	1991-08-22	Farbfluessigkristallanzeige.
DE3851927T2 (de)	1995-03-02	Flüssigkristall-Anzeigegerät.
DE3887484T2 (de)	1994-05-26	Flüssigkristall Anzeigevorrichtung.
DE3852863T2 (de)	1995-07-27	Flüssigkristall-Anzeigevorrichtung.
DE69030038D1 (de)	1997-04-10	Flüssigkristallfarbprojektionsanzeigevorrichtung
DE3878480D1 (de)	1993-03-25	Fluessigkristall-anzeigevorrichtung.
DE3852532D1 (de)	1995-02-02	Flüssigkristall-Anzeigevorrichtung.
DE3789855D1 (de)	1994-06-23	Farbflüssigkristall-Anzeigevorrichtung.
DE3887995T2 (de)	1994-06-16	Farbige Flüssigkristall-Anzeigeeinrichtung.
DE3884384D1 (de)	1993-10-28	Flüssigkristallanzeigevorrichtungen.
DE3889431D1 (de)	1994-06-09	Flüssigkristall-Anzeigevorrichtung.
DE3874457T2 (de)	1993-03-25	Fluessigkristall-anzeigevorrichtung.
DE3887447D1 (de)	1994-03-10	Flüssigkristall-Anzeigevorrichtung.
DE3888519T2 (de)	1994-10-20	Flüssigkristall-anzeigevorrichtung.
DE3688685D1 (de)	1993-08-19	Farbfluessigkristallanzeigevorrichtung.
KR910013031A (ko)	1991-07-31	액정 투사형 칼라표시장치
DE3883697T2 (de)	1994-02-24	Flüssigkristall-Anzeigevorrichtung.
DE3670700D1 (de)	1990-05-31	Farbfluessigkristall-anzeigevorrichtung.
DE3851015T2 (de)	1995-03-09	Flüssigkristall-Anzeigevorrichtungen.