AU6047198A - Projection televisions with holographic screens for high off axis exclusion - Google Patents

Projection televisions with holographic screens for high off axis exclusion

Info

Publication number
AU6047198A
AU6047198A AU60471/98A AU6047198A AU6047198A AU 6047198 A AU6047198 A AU 6047198A AU 60471/98 A AU60471/98 A AU 60471/98A AU 6047198 A AU6047198 A AU 6047198A AU 6047198 A AU6047198 A AU 6047198A
Authority
AU
Australia
Prior art keywords
exclusion
axis
projection televisions
holographic screens
holographic
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.)
Abandoned
Application number
AU60471/98A
Inventor
Estill Thone Hall Jr.
Wendy Rene Pfile
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.)
Thomson Licensing SAS
Original Assignee
Thomson Consumer Electronics Inc
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 Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Publication of AU6047198A publication Critical patent/AU6047198A/en
Abandoned legal-status Critical Current

Links

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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/567—Projection screens for colour projection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • 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
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
AU60471/98A 1998-01-29 1998-01-29 Projection televisions with holographic screens for high off axis exclusion Abandoned AU6047198A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1998/001627 WO1999039511A1 (en) 1998-01-29 1998-01-29 Projection televisions with holographic screens for high off axis exclusion

Publications (1)

Publication Number Publication Date
AU6047198A true AU6047198A (en) 1999-08-16

Family

ID=22266280

Family Applications (1)

Application Number Title Priority Date Filing Date
AU60471/98A Abandoned AU6047198A (en) 1998-01-29 1998-01-29 Projection televisions with holographic screens for high off axis exclusion

Country Status (6)

Country Link
EP (1) EP1051855A1 (en)
JP (1) JP2002502197A (en)
KR (1) KR20010040479A (en)
CN (1) CN1284235A (en)
AU (1) AU6047198A (en)
WO (1) WO1999039511A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4556913A (en) * 1984-01-13 1985-12-03 Rca Corporation Apparatus for preventing virtual images in projection television receivers
US5046793A (en) * 1989-05-26 1991-09-10 Litton Systems, Inc. Chromatically corrected directional diffusing screen
JP3340766B2 (en) * 1992-09-03 2002-11-05 株式会社リコー Transmission projection screen
EP0727056B1 (en) * 1994-09-06 2002-05-08 Koninklijke Philips Electronics N.V. Rear projection screen
US5760955A (en) * 1995-04-06 1998-06-02 Philips Electronics North America Corporation Rear projection screen with reduced speckle
JPH0973132A (en) * 1995-09-05 1997-03-18 Casio Comput Co Ltd Transmission type screen and display device using the same
JP3525584B2 (en) * 1995-10-24 2004-05-10 株式会社デンソー Hologram display device

Also Published As

Publication number Publication date
WO1999039511A1 (en) 1999-08-05
KR20010040479A (en) 2001-05-15
CN1284235A (en) 2001-02-14
EP1051855A1 (en) 2000-11-15
JP2002502197A (en) 2002-01-22

Similar Documents

Publication Publication Date Title
AU5380598A (en) Projection televisions with three-dimensional holographic screens
AU6658698A (en) Gasket for lens making
AU3892099A (en) Fresnel lens for projection screens
AU4095699A (en) Rear projection screen
AU4199399A (en) Rear projection screen with enhanced contrast
AU4256299A (en) Novel mannanases
AU1711497A (en) Optical projector
AU2002236582A1 (en) Lens systems for projection televisions
AU3551199A (en) Magnification viewer
AU1242300A (en) Microdisplay viewer
AU2050400A (en) Projection optics box or assembly
AU4769000A (en) High contrast screen material
EP1181607A4 (en) Projection television lens assembly
AU9387898A (en) Projection gate apparatus having an axially-translatable mount
AU6049698A (en) Projection televisions with holographic screens having center to edge variations
AU3165699A (en) Compact projector
AU4870799A (en) Articulating hinge assembly for head-worn devices
AUPN944096A0 (en) Progressive lens
AUPO788697A0 (en) Push-on closure
AU1932001A (en) Projection screen
AU6136398A (en) Holographic screen projection televisions with optical correction
AU8400298A (en) Image quality mapper for progressive eyeglasses
AU3634701A (en) Optical component installation process
AUPP723698A0 (en) Coated lens
AU6389694A (en) Projection screen

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase