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AU2001253457A1 - Shortened asymmetrical tunnel for spatially integrating light - Google Patents

Shortened asymmetrical tunnel for spatially integrating light

Info

Publication number
AU2001253457A1
AU2001253457A1 AU2001253457A AU5345701A AU2001253457A1 AU 2001253457 A1 AU2001253457 A1 AU 2001253457A1 AU 2001253457 A AU2001253457 A AU 2001253457A AU 5345701 A AU5345701 A AU 5345701A AU 2001253457 A1 AU2001253457 A1 AU 2001253457A1
Authority
AU
Australia
Prior art keywords
shortened
integrating light
spatially integrating
asymmetrical tunnel
asymmetrical
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
AU2001253457A
Inventor
Scott Engle
Mark Peterson
Franc Potekev
Kurt Stahl
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.)
Infocus Corp
Original Assignee
Infocus 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.)
Filing date
Publication date
Priority claimed from US09/557,095 external-priority patent/US6419365B1/en
Application filed by Infocus Corp filed Critical Infocus Corp
Publication of AU2001253457A1 publication Critical patent/AU2001253457A1/en
Abandoned 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
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H04N9/3114—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing one colour at a time
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3152—Modulator illumination systems for shaping the light beam
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
AU2001253457A 2000-04-21 2001-04-12 Shortened asymmetrical tunnel for spatially integrating light Abandoned AU2001253457A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US09/557,095 US6419365B1 (en) 2000-04-21 2000-04-21 Asymmetrical tunnel for spatially integrating light
US09557095 2000-04-21
US09/827,869 US6517210B2 (en) 2000-04-21 2001-04-06 Shortened asymmetrical tunnel for spatially integrating light
US09827869 2001-04-06
PCT/US2001/012098 WO2001082632A1 (en) 2000-04-21 2001-04-12 Shortened asymmetrical tunnel for spatially integrating light

Publications (1)

Publication Number Publication Date
AU2001253457A1 true AU2001253457A1 (en) 2001-11-07

Family

ID=27071329

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001253457A Abandoned AU2001253457A1 (en) 2000-04-21 2001-04-12 Shortened asymmetrical tunnel for spatially integrating light

Country Status (3)

Country Link
US (1) US6517210B2 (en)
AU (1) AU2001253457A1 (en)
WO (1) WO2001082632A1 (en)

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DE10103100B4 (en) * 2001-01-24 2005-10-27 Carl Zeiss Jena Gmbh Light mixing rod with an entrance surface and an exit surface and use of such a light mixing rod in an optical device with a surface to be illuminated
DE10103097B4 (en) * 2001-01-24 2006-03-02 Carl Zeiss Jena Gmbh Device for generating a quadrangular, luminous field and use of such a device in an optical device with an area of predetermined shape to be illuminated
DE10103098A1 (en) 2001-01-24 2002-08-08 Zeiss Carl Jena Gmbh Device for generating a square, luminous field and use of such a device in an optical device with a surface to be illuminated of a predetermined shape
US6728448B2 (en) 2001-01-24 2004-04-27 Carl Zeiss Jena Gmbh Device for generating a quadrangular illuminating field and use of such device in an optical device comprising a surface to be illuminated having a predetermined shape
US7077525B2 (en) * 2001-02-06 2006-07-18 Optics 1, Inc Led-based flashlight
US6719429B2 (en) * 2001-03-30 2004-04-13 Infocus Corporation Anamorphic illumination of micro-electromechanical display devices employed in multimedia projectors
TW508474B (en) * 2001-11-15 2002-11-01 Coretronic Corp System and method for improvement of asymmetric projection illumination
TW503341B (en) * 2001-12-07 2002-09-21 Optoma Corp Method and system to improve asymmetric projection
US7046897B2 (en) * 2002-06-13 2006-05-16 Unaxis Balzers Ltd. Light beam preparation arrangement
US7048424B2 (en) * 2002-08-14 2006-05-23 Cross Match Technologies, Inc. Light integrating column
KR200315584Y1 (en) * 2003-02-13 2003-06-09 삼성전자주식회사 Optical system of projecting apparatus
US7298940B2 (en) * 2003-06-10 2007-11-20 Abu-Ageel Nayef M Illumination system and display system employing same
US7475992B2 (en) * 2003-06-10 2009-01-13 Abu-Ageel Nayef M Light recycler and color display system including same
US7306344B2 (en) * 2003-06-10 2007-12-11 Abu-Ageel Nayef M Light guide array, fabrication methods and optical system employing same
US6905212B2 (en) * 2003-07-02 2005-06-14 Hewlett-Packard Development Company, L.P. Varying light beam for a display system
KR20050010495A (en) * 2003-07-16 2005-01-27 톰슨 라이센싱 소시에떼 아노님 Projection display apparatus
TWI247137B (en) * 2003-08-26 2006-01-11 Delta Electronics Inc Illumination system for projector and illumination method thereof
US6964484B2 (en) * 2004-02-02 2005-11-15 Hewlett-Packard Development Company, L.P. Overfill reduction for an optical modulator
TWI252359B (en) * 2004-02-12 2006-04-01 Prodisc Technology Inc Light tunnel
WO2005084245A2 (en) * 2004-02-27 2005-09-15 Luxint, Inc. Compact projection system including a light guide array
KR100664325B1 (en) * 2005-02-04 2007-01-04 삼성전자주식회사 Optical tunnels and projection devices comprising the same
US7408202B2 (en) * 2005-04-04 2008-08-05 Infocus Corporation Solid state device with current spreading segments
US20070040995A1 (en) * 2005-06-17 2007-02-22 Kyrre Tangen Synchronization of an image producing element and a light color modulator
US7777955B2 (en) * 2005-07-29 2010-08-17 Optical Research Associates Rippled mixers for uniformity and color mixing
TWI259931B (en) * 2005-08-03 2006-08-11 Coretronic Corp Projection apparatus, illuminating module and color-level correcting method therefor
US7517092B2 (en) * 2005-09-27 2009-04-14 Infocus Corporation Method and system for dynamic gradient light filtering
US7387389B2 (en) * 2006-01-13 2008-06-17 Hewlett-Packard Development Company, L.P. Image display system and method
WO2008027692A2 (en) * 2006-08-02 2008-03-06 Abu-Ageel Nayef M Led-based illumination system
JP4271219B2 (en) * 2006-08-25 2009-06-03 三菱電機株式会社 Projection type display device and method of forming light intensity uniformizing element
TW200827916A (en) * 2006-12-28 2008-07-01 Prodisc Technology Inc Projection system and light tunnel thereof
TW200900833A (en) * 2007-06-22 2009-01-01 Coretronic Corp Liquid crystal projection apparatus
CN101393313B (en) * 2007-09-21 2010-06-02 鸿富锦精密工业（深圳）有限公司 color wheel
CN101639613B (en) * 2008-08-01 2011-03-23 鸿富锦精密工业（深圳）有限公司 Projector and energy conservation control method thereof
WO2010019594A2 (en) * 2008-08-14 2010-02-18 3M Innovative Properties Company Projection system with imaging light source module
TWI376563B (en) * 2008-10-15 2012-11-11 Delta Electronics Inc Light uniform device and dlp projection system comprising same
US20100202129A1 (en) * 2009-01-21 2010-08-12 Abu-Ageel Nayef M Illumination system utilizing wavelength conversion materials and light recycling
US8089568B1 (en) 2009-10-02 2012-01-03 Rockwell Collins, Inc. Method of and system for providing a head up display (HUD)
US20130188382A1 (en) * 2012-01-20 2013-07-25 Christie Digital Systems Usa, Inc. Asymmetrically tapered integrator rod
WO2020108233A1 (en) * 2018-11-30 2020-06-04 青岛海信激光显示股份有限公司 A laser projection device and laser projection method
CN109634039B (en) * 2019-01-18 2021-03-30 苏州佳世达光电有限公司 Wavelength conversion module, projection device and light mixing method of projection device
DE102020133528B3 (en) * 2020-07-14 2022-01-13 Jenoptik Optical Systems Gmbh Process for producing an optical component with an internal, coated structure and optical component produced therefrom
DE102020132352A1 (en) 2020-12-04 2022-06-09 Marelli Automotive Lighting Reutlingen (Germany) GmbH Light module for a motor vehicle headlight
CN216449885U (en) * 2021-12-16 2022-05-06 中强光电股份有限公司 Light distribution element and projection device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5303084A (en) 1991-08-27 1994-04-12 Kaman Aerospace Corporation Laser light beam homogenizer and imaging lidar system incorporating same
US5844588A (en) 1995-01-11 1998-12-01 Texas Instruments Incorporated DMD modulated continuous wave light source for xerographic printer
US5978051A (en) 1996-10-31 1999-11-02 In Focus Systems Inc Image projection system with variable display format
US6231193B1 (en) * 1997-02-27 2001-05-15 Canon Kabushiki Kaisha Light source device, illuminating system and image projecting apparatus
US6024453A (en) 1997-04-29 2000-02-15 Balzers Aktiengesellshaft Method of rapidly producing color changes in an optical light path
WO1999064784A1 (en) * 1998-06-08 1999-12-16 Karlheinz Strobl Efficient light engine systems, components and methods of manufacture
JP3132505B2 (en) * 1999-01-14 2001-02-05 セイコーエプソン株式会社 Projection display device
JP2000206455A (en) * 1999-01-14 2000-07-28 Seiko Epson Corp Projection display device
US6375330B1 (en) * 1999-12-30 2002-04-23 Gain Micro-Optics, Inc. Reflective liquid-crystal-on-silicon projection engine architecture
US6419365B1 (en) * 2000-04-21 2002-07-16 Infocus Corporation Asymmetrical tunnel for spatially integrating light
US6728448B2 (en) * 2001-01-24 2004-04-27 Carl Zeiss Jena Gmbh Device for generating a quadrangular illuminating field and use of such device in an optical device comprising a surface to be illuminated having a predetermined shape

Also Published As

Publication number Publication date
US6517210B2 (en) 2003-02-11
WO2001082632A1 (en) 2001-11-01
US20010035941A1 (en) 2001-11-01

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