AU2002229021A1 - Holographic privacy filter for display device - Google Patents

Holographic privacy filter for display device

Info

Publication number
AU2002229021A1
AU2002229021A1 AU2002229021A AU2902102A AU2002229021A1 AU 2002229021 A1 AU2002229021 A1 AU 2002229021A1 AU 2002229021 A AU2002229021 A AU 2002229021A AU 2902102 A AU2902102 A AU 2902102A AU 2002229021 A1 AU2002229021 A1 AU 2002229021A1
Authority
AU
Australia
Prior art keywords
holographic
display device
privacy filter
privacy
filter
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
AU2002229021A
Inventor
Thomas B. Hazzard
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.)
ttools LLC
Original Assignee
ttools LLC
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 ttools LLC filed Critical ttools LLC
Publication of AU2002229021A1 publication Critical patent/AU2002229021A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • 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
    • G02F1/133509—Filters, e.g. light shielding masks
AU2002229021A 2000-12-14 2001-12-14 Holographic privacy filter for display device Abandoned AU2002229021A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US25555400P 2000-12-14 2000-12-14
US60255554 2000-12-14
US10029447 2001-12-14
US10/029,447 US6731416B2 (en) 2000-12-14 2001-12-14 Holographic privacy filter for display devices
PCT/US2001/048067 WO2002048803A1 (en) 2000-12-14 2001-12-14 Holographic privacy filter for display device

Publications (1)

Publication Number Publication Date
AU2002229021A1 true AU2002229021A1 (en) 2002-06-24

Family

ID=26704952

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002229021A Abandoned AU2002229021A1 (en) 2000-12-14 2001-12-14 Holographic privacy filter for display device

Country Status (3)

Country Link
US (1) US6731416B2 (en)
AU (1) AU2002229021A1 (en)
WO (1) WO2002048803A1 (en)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8272958B2 (en) * 2004-01-26 2012-09-25 Shuffle Master, Inc. Automated multiplayer game table with unique image feed of dealer
US20040040652A1 (en) * 2002-08-30 2004-03-04 3M Innovative Properties Company Methods for electrostatically adhering an article to a substrate
US20040202820A1 (en) * 2002-08-30 2004-10-14 3M Innovative Properties Company Perforated electret articles and method of making the same
US6805048B2 (en) 2002-08-30 2004-10-19 3M Innovative Properties Company Method of marking a substrate using an electret stencil
US20040043221A1 (en) * 2002-08-30 2004-03-04 3M Innovative Properties Company Method of adhering a film and articles therefrom
GB2404991A (en) * 2003-08-09 2005-02-16 Sharp Kk LCD device having at least one viewing window
US20050210400A1 (en) * 2004-03-19 2005-09-22 Peter Hoe-Richardson Controlling display screen legibility
US7644369B2 (en) * 2004-03-19 2010-01-05 Rocket Software, Inc. Controlling display screen legibility
JP4372117B2 (en) * 2005-06-30 2009-11-25 富士通テン株式会社 Receiver
US8941904B2 (en) * 2005-07-04 2015-01-27 Dai Nippon Printing Co., Ltd. Hologram sheet and hologram observation sheet using same, and blinding device
GB2428128A (en) * 2005-07-08 2007-01-17 Sharp Kk A display having a holographic privacy device
US20070063943A1 (en) * 2005-09-21 2007-03-22 Fujitsu Ten Limited Display apparatus
JP2007086379A (en) * 2005-09-21 2007-04-05 Fujitsu Ten Ltd On-vehicle liquid crystal display device
JP2007083858A (en) * 2005-09-21 2007-04-05 Fujitsu Ten Ltd On-vehicle display device
JP2007086381A (en) * 2005-09-21 2007-04-05 Fujitsu Ten Ltd Liquid crystal display
JP2007145158A (en) * 2005-11-28 2007-06-14 Fujitsu Ten Ltd On-vehicle display device, and its display control method
JP2007283873A (en) * 2006-04-14 2007-11-01 Fujitsu Ten Ltd Display device and on-vehicle display device
US9092189B2 (en) * 2006-04-26 2015-07-28 Hewlett-Packard Development Company, L.P. Privacy screen mounting system
US8212744B2 (en) * 2006-07-21 2012-07-03 Hewlett-Packard Development Company, L.P. See-through display
US7762676B2 (en) * 2006-10-17 2010-07-27 Sharp Laboratories Of America, Inc. Methods and systems for multi-view display privacy
TWI373664B (en) * 2008-05-15 2012-10-01 Benq Materials Corp Flat display device
US20100124363A1 (en) * 2008-11-20 2010-05-20 Sony Ericsson Mobile Communications Ab Display privacy system
JP4749483B2 (en) * 2009-07-16 2011-08-17 東芝テック株式会社 Product information reading and display device
EP2550146B1 (en) 2010-03-25 2018-09-26 3M Innovative Properties Company Extrusion die and method for making multiple stripe extrudate
EP2550155B1 (en) 2010-03-25 2020-11-04 3M Innovative Properties Company Composite layer
KR101226226B1 (en) * 2010-04-22 2013-01-28 주식회사 엘지화학 Switchable privacy filter using electrochromic material and preparation method thereof
DE102010036285A1 (en) 2010-08-31 2012-03-01 Friedrich-Schiller-Universität Jena Arrangement for generating angle selective optical transparency, has optical transparent structure between two transparent mediums of different optical refractive index for interference of incident light
US8400764B1 (en) 2011-09-28 2013-03-19 Google Inc. Display unit with storage feature
US8371704B1 (en) * 2011-10-24 2013-02-12 Google Inc. Display unit with movable filter
FI20165716A (en) 2016-09-23 2018-03-24 Docover Oy Multilayer structure including a graphic pattern
US10394188B2 (en) * 2016-09-29 2019-08-27 International Business Machines Corporation Protection of private content and objects
CA2953752A1 (en) * 2017-01-06 2018-07-06 Libra At Home Ltd Virtual reality apparatus and methods therefor
US10386787B2 (en) * 2017-01-16 2019-08-20 International Business Machines Corporation Holographic projections for securing content
US10389475B2 (en) 2017-06-29 2019-08-20 International Business Machines Corporation Blocking the capture of photo and video content
US10657266B2 (en) * 2017-09-14 2020-05-19 International Business Machines Corporation Methods and systems for rendering holographic content in a first or second mode based on security clearance
WO2019195685A1 (en) * 2018-04-05 2019-10-10 Newtonoid Technologies, L.L.C. Thin-walled changing displays
CN113448088A (en) * 2020-03-28 2021-09-28 华为技术有限公司 Augmented reality device
AU2022303618A1 (en) * 2021-06-29 2024-01-25 Axiom Holographics Pty Ltd A display assembly arranged to create a perception of a three-dimensional scene

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3155314B2 (en) 1991-11-26 2001-04-09 キヤノン株式会社 Hologram manufacturing apparatus and hologram manufacturing method
US5258863A (en) 1992-02-21 1993-11-02 Eastman Kodak Company Method for effecting illumination of an arbitrary aperture
WO1996002873A1 (en) 1994-07-19 1996-02-01 Hologram Technology International, Inc. Image recording medium and method of making same
GB9810399D0 (en) * 1998-05-14 1998-07-15 Rue De Int Ltd Holographic security device
US20010039771A1 (en) * 1999-12-13 2001-11-15 Thinking Lightly, Inc. Light dispersive insulated glazing unit
US6512607B1 (en) * 2000-11-27 2003-01-28 Ericsson Inc. Holographic display overlay
US6506480B2 (en) * 2001-02-16 2003-01-14 3M Innovative Properties Company Color shifting film with a plurality of fluorescent colorants

Also Published As

Publication number Publication date
WO2002048803A1 (en) 2002-06-20
US6731416B2 (en) 2004-05-04
US20020096985A1 (en) 2002-07-25

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