JPS54100226A - Color tv picture projector - Google Patents

Color tv picture projector

Info

Publication number
JPS54100226A
JPS54100226A JP15186378A JP15186378A JPS54100226A JP S54100226 A JPS54100226 A JP S54100226A JP 15186378 A JP15186378 A JP 15186378A JP 15186378 A JP15186378 A JP 15186378A JP S54100226 A JPS54100226 A JP S54100226A
Authority
JP
Japan
Prior art keywords
color
picture projector
projector
picture
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.)
Granted
Application number
JP15186378A
Other languages
English (en)
Other versions
JPS6346640B2 (ja
Inventor
Reimondo Tatsukaa Aasaa
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPS54100226A publication Critical patent/JPS54100226A/ja
Publication of JPS6346640B2 publication Critical patent/JPS6346640B2/ja
Granted 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP15186378A 1977-12-07 1978-12-07 Color tv picture projector Granted JPS54100226A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/858,358 US4151554A (en) 1977-12-07 1977-12-07 Liquid coupled color-television image projector

Publications (2)

Publication Number Publication Date
JPS54100226A true JPS54100226A (en) 1979-08-07
JPS6346640B2 JPS6346640B2 (ja) 1988-09-16

Family

ID=25328116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15186378A Granted JPS54100226A (en) 1977-12-07 1978-12-07 Color tv picture projector

Country Status (10)

Country Link
US (1) US4151554A (ja)
JP (1) JPS54100226A (ja)
AU (1) AU520825B2 (ja)
BE (1) BE872542A (ja)
CA (1) CA1105748A (ja)
CH (1) CH636232A5 (ja)
DE (1) DE2852688A1 (ja)
FR (1) FR2411524A1 (ja)
GB (1) GB2009957B (ja)
NL (1) NL7811828A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235428A (ja) * 1985-08-06 1987-02-16 Pioneer Electronic Corp プロジエクシヨンテレビ用冷却装置

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5398041A (en) 1970-12-28 1995-03-14 Hyatt; Gilbert P. Colored liquid crystal display having cooling
US5432526A (en) 1970-12-28 1995-07-11 Hyatt; Gilbert P. Liquid crystal display having conductive cooling
US4672457A (en) * 1970-12-28 1987-06-09 Hyatt Gilbert P Scanner system
US4435732A (en) 1973-06-04 1984-03-06 Hyatt Gilbert P Electro-optical illumination control system
US4739396C1 (en) * 1970-12-28 2002-07-09 Gilbert P Hyatt Projection display system
JPS597731Y2 (ja) * 1979-06-07 1984-03-09 ソニー株式会社 陰極線管装置
US4290669A (en) * 1979-12-26 1981-09-22 The Singer Company Optical display apparatus
JPS56157186A (en) * 1980-05-07 1981-12-04 Matsushita Electric Ind Co Ltd Projecting device of television picture
JPS57115538A (en) * 1981-01-08 1982-07-19 Matsushita Electric Ind Co Ltd Television picture projector
US4388642A (en) * 1981-07-06 1983-06-14 Zenith Radio Corporation Heat sinking means and method for projection television CRTs
JPS59122291A (ja) * 1982-12-28 1984-07-14 Sony Corp 投射型テレビジヨン受像機
US4511927A (en) * 1983-01-10 1985-04-16 National Viewtech Corp. Liquid coupling system for video projectors
DE3390498C2 (de) * 1983-06-03 1993-04-15 Hell Ag Linotype Verfahren zum Abtasten von Rastervorlagen zur Gewinnung von Signalen f}r die Tiefdruckgravur
JPS6028144A (ja) * 1983-07-27 1985-02-13 Hitachi Ltd 画像投写装置
US4755868A (en) * 1984-02-08 1988-07-05 Tds Patent Management, Inc. High brightness projection TV system using one or more CRTs with a concave phosphor surface acting to concentrate light into a lens system
GB2156537A (en) * 1984-03-29 1985-10-09 Singer Co Temperature stability arrangement in a combined laser recording and color projection system
US4621294A (en) * 1984-03-30 1986-11-04 Zenith Electronics Corporation Contrast enhancing optical coupling pad for projection TV
US4607280A (en) * 1984-09-06 1986-08-19 Electrohome Limited Video projector with mounting assembly enabling longitudinal axes of three CRT's to be tilted simultaneously while maintaining optical alignment
US4672458A (en) * 1984-12-28 1987-06-09 North American Philips Corporation Projection television systems having lens tilt compensation member
US4690526A (en) * 1985-09-12 1987-09-01 Hughes Aircraft Company Prism assembly for a single light valve full-color projector
US4710820A (en) * 1986-05-22 1987-12-01 Zenith Electronics Corporation Single layer optical coupler for projection TV CRT
US4764806A (en) * 1986-10-27 1988-08-16 Tds Patent Management, Inc. Aplanatic image combiner for use in projection television systems with reduced spherical and coma aberration
US4913528A (en) * 1987-05-30 1990-04-03 Pioneer Electronic Corporation Optical prism, and projection television set using same
DE3720375A1 (de) * 1987-06-19 1988-12-29 Fraunhofer Ges Forschung Projektionsvorrichtung
NL8802513A (nl) * 1988-10-13 1990-05-01 Philips Nv Projektiesysteem voor een kleurenprojektietelevisie, kleurenrekombinatiestelsel en kleurenselektiestelsel voor toepassing in een dergelijk projektiesysteem.
US5168351A (en) * 1990-05-16 1992-12-01 North American Philips Corporation Short focal length video color projector employing dichroic mirror block
JP3210361B2 (ja) * 1991-05-30 2001-09-17 ソニー株式会社 プロジェクター
JPH05241018A (ja) * 1992-02-28 1993-09-21 Pioneer Electron Corp プロジェクタの三色分離合成ミラー装置
JP3214262B2 (ja) * 1994-11-15 2001-10-02 松下電器産業株式会社 投写レンズ装置
US6268458B1 (en) 1997-01-07 2001-07-31 Corning Precision Lens Coupler fluids for projection televisions
JP3817970B2 (ja) * 1999-05-31 2006-09-06 ウシオ電機株式会社 偏光ビームスプリッタおよびそれを用いた液晶表示素子の配向膜光配向用偏光光照射装置
US20030151832A1 (en) * 2002-01-14 2003-08-14 Arthur Berman Method and apparatus for enclosing optical assemblies
US6982829B1 (en) 2002-08-23 2006-01-03 Lightmaster Systems, Inc Prism assembly with cholesteric reflectors
US6909556B2 (en) * 2002-01-14 2005-06-21 Lightmaster Systems, Inc. Design of prism assemblies and kernel configurations for use in projection systems
US7280281B2 (en) * 2002-03-05 2007-10-09 Berg & Berg Enterprises, Inc. Method and apparatus for increasing microdisplay black state in light management systems and flexibility to utilize polarized or unpolarized input light
US6999237B2 (en) * 2001-09-12 2006-02-14 Lightmaster Systems, Inc. Method and apparatus for configuration and assembly of a video projection light management system
US6873480B2 (en) * 2001-11-08 2005-03-29 Lightmaster Systems, Inc. Method and apparatus for packaging optical elements
US7045936B2 (en) * 2002-10-01 2006-05-16 Hitachi Electronic Devices (Usa), Inc. Projection coupler with contrast ribs
WO2021033700A1 (ja) 2019-08-21 2021-02-25 東洋紡株式会社 エレクトレット及びそれを用いたフィルター

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885527U (ja) * 1972-01-18 1973-10-17

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE513739C (de) * 1930-12-02 Walter Berghaus G M B H Auflegematratze mit Federeinlage
US1277040A (en) * 1918-08-27 Brewster Film Corp Light-splitting device for color photography.
US2342778A (en) * 1938-04-22 1944-02-29 Wolff Hanns-Heinz Cathode ray tube
US2540721A (en) * 1946-09-09 1951-02-06 Motorola Inc Kinescope combined with simultaneously adjustable lens and viewing screen
US2642487A (en) * 1947-02-28 1953-06-16 Rca Corp Component color separator
US2549585A (en) * 1947-04-29 1951-04-17 Rca Corp Multiple television projector
US2672502A (en) * 1950-10-19 1954-03-16 Rca Corp Color-selective optical system
US2839599A (en) * 1954-05-28 1958-06-17 Rca Corp Monochrome or color television image display systems
US2973683A (en) * 1957-08-12 1961-03-07 American Optical Corp Dichroic mirror assembly
FR1327793A (fr) * 1962-04-09 1963-05-24 Electronique & Physique Perfectionnements aux dispositifs de présentation d'images de télévision en couleurs
US4027328A (en) * 1975-11-28 1977-05-31 Gerhard Lessman Catadioptrically coupled color television projection system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885527U (ja) * 1972-01-18 1973-10-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235428A (ja) * 1985-08-06 1987-02-16 Pioneer Electronic Corp プロジエクシヨンテレビ用冷却装置
JPH0156494B2 (ja) * 1985-08-06 1989-11-30 Pioneer Electronic Corp

Also Published As

Publication number Publication date
FR2411524A1 (fr) 1979-07-06
JPS6346640B2 (ja) 1988-09-16
GB2009957A (en) 1979-06-20
AU4221778A (en) 1979-06-14
BE872542A (fr) 1979-03-30
US4151554A (en) 1979-04-24
CA1105748A (en) 1981-07-28
DE2852688A1 (de) 1979-06-13
AU520825B2 (en) 1982-03-04
GB2009957B (en) 1982-09-08
CH636232A5 (de) 1983-05-13
NL7811828A (nl) 1979-06-11

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