ATE120017T1 - Anzeigevorrichtung. - Google Patents

Anzeigevorrichtung.

Info

Publication number
ATE120017T1
ATE120017T1 AT91310749T AT91310749T ATE120017T1 AT E120017 T1 ATE120017 T1 AT E120017T1 AT 91310749 T AT91310749 T AT 91310749T AT 91310749 T AT91310749 T AT 91310749T AT E120017 T1 ATE120017 T1 AT E120017T1
Authority
AT
Austria
Prior art keywords
splitter
display device
strikes
reflector
mirror
Prior art date
Application number
AT91310749T
Other languages
English (en)
Inventor
Graham Leslie Wright
Original Assignee
Emi Plc Thorn
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 Emi Plc Thorn filed Critical Emi Plc Thorn
Application granted granted Critical
Publication of ATE120017T1 publication Critical patent/ATE120017T1/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL 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
    • G02F1/00—Devices 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
    • G02F1/01—Devices 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 
    • G02F1/13—Devices 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • 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
    • G03B21/54—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
    • 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
    • H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL 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
    • G02F1/00—Devices 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
    • G02F1/01—Devices 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 
    • G02F1/13—Devices 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal (AREA)
  • Control Of Gas Discharge Display Tubes (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of El Displays (AREA)
  • Vehicle Body Suspensions (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Projection Apparatus (AREA)
AT91310749T 1990-11-30 1991-11-21 Anzeigevorrichtung. ATE120017T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909026151A GB9026151D0 (en) 1990-11-30 1990-11-30 Display device

Publications (1)

Publication Number Publication Date
ATE120017T1 true ATE120017T1 (de) 1995-04-15

Family

ID=10686317

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91310749T ATE120017T1 (de) 1990-11-30 1991-11-21 Anzeigevorrichtung.

Country Status (7)

Country Link
US (1) US5184238A (de)
EP (1) EP0488590B1 (de)
JP (1) JPH04293031A (de)
AT (1) ATE120017T1 (de)
CA (1) CA2056078A1 (de)
DE (1) DE69108186T2 (de)
GB (1) GB9026151D0 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0618476A1 (de) * 1993-03-31 1994-10-05 Hughes Aircraft Company Durchlicht-Projektionsschirm mit Unterdrückung von ausser-axialem Sonnenlicht
US5594561A (en) * 1993-03-31 1997-01-14 Palomar Technologies Corporation Flat panel display with elliptical diffuser and fiber optic plate
US6483612B2 (en) 1998-04-15 2002-11-19 Duke University Projection screen apparatus including holographic optical element
BE1007864A3 (nl) * 1993-12-10 1995-11-07 Philips Electronics Nv Beeldprojectiesysteem.
GB2316261B (en) * 1994-01-17 1998-06-24 Hitachi Ltd Rear projection type image display apparatus
US5808704A (en) * 1994-01-17 1998-09-15 Hitachi, Ltd. Rear projection type image display apparatus
US5879067A (en) * 1994-05-25 1999-03-09 De Vaan; Adrianus J. S. M. Image projection system
FR2732783B1 (fr) * 1995-04-07 1997-05-16 Thomson Csf Dispositif compact de retroprojection
US6181386B1 (en) 1995-12-29 2001-01-30 Duke University Projecting images
CA2193790C (en) 1995-12-29 2001-03-13 Duke University Projecting images
US5771321A (en) * 1996-01-04 1998-06-23 Massachusetts Institute Of Technology Micromechanical optical switch and flat panel display
US5975703A (en) 1996-09-30 1999-11-02 Digital Optics International Image projection system
US6390626B2 (en) 1996-10-17 2002-05-21 Duke University Image projection system engine assembly
US5844722A (en) * 1997-06-05 1998-12-01 Hughes-Jvc Technology Corporation Internal aperture mask for embedded optics
FR2764462A1 (fr) * 1997-06-10 1998-12-11 Thomson Multimedia Sa Perfectionnement aux systemes de projection
US6204901B1 (en) 1997-07-31 2001-03-20 Duke University Liquid crystal color shutters that include reflective polarizers that pass color components of light of a first polarization and that reflect a majority of color components of light of a second polarization
US6967779B2 (en) 1998-04-15 2005-11-22 Bright View Technologies, Inc. Micro-lens array with precisely aligned aperture mask and methods of producing same
US6185041B1 (en) 1998-10-23 2001-02-06 Duke University Projection lens and system
US6172816B1 (en) 1998-10-23 2001-01-09 Duke University Optical component adjustment for mitigating tolerance sensitivities
US6907183B1 (en) * 1999-06-30 2005-06-14 Kabushiki Kaisha Toshiba Display device and display method
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
US8348489B2 (en) * 2008-01-30 2013-01-08 Qualcomm Mems Technologies, Inc. Thin illumination system
JP2020013037A (ja) * 2018-07-19 2020-01-23 Ｇａｔｅｂｏｘ株式会社 投影装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE136899C (de) *
US4033672A (en) * 1971-11-24 1977-07-05 Ing. C. Olivetti & C., S.P.A. Ufficio Brevetti Liquid crystal devices
US3947091A (en) * 1974-09-19 1976-03-30 Rockwell International Corporation Reflective display apparatus
US3941467A (en) * 1974-10-29 1976-03-02 Kaptron, Inc. Optical projector/reader
CH591705A5 (de) * 1975-10-28 1977-09-30 Bbc Brown Boveri & Cie
JPS5383498A (en) * 1976-12-28 1978-07-22 Seiko Epson Corp Liquid crystal display device
DE3102626A1 (de) * 1981-01-27 1982-08-19 Siemens AG, 1000 Berlin und 8000 München "passive elektrooptische anzeigevorrichtung"
JPS60117215A (ja) * 1983-11-29 1985-06-24 Sharp Corp 液晶表示装置
NL8600684A (nl) * 1986-03-18 1987-10-16 Philips Nv Kompakt doorzichtprojektiesysteem met scheef invallende lichtbundel.
US4822145A (en) * 1986-05-14 1989-04-18 Massachusetts Institute Of Technology Method and apparatus utilizing waveguide and polarized light for display of dynamic images
US4913528A (en) * 1987-05-30 1990-04-03 Pioneer Electronic Corporation Optical prism, and projection television set using same
JP2569632B2 (ja) * 1987-11-26 1997-01-08 カシオ計算機株式会社 背面投影型ディスプレイ
GB8804402D0 (en) * 1988-02-25 1988-03-23 Emi Plc Thorn Display device

Also Published As

Publication number Publication date
JPH04293031A (ja) 1992-10-16
GB9026151D0 (en) 1991-01-16
CA2056078A1 (en) 1992-05-31
EP0488590B1 (de) 1995-03-15
DE69108186T2 (de) 1995-09-28
DE69108186D1 (de) 1995-04-20
EP0488590A1 (de) 1992-06-03
US5184238A (en) 1993-02-02

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties