EP2321693A4 - A recycling system and method for increasing brightness using light pipes with one or more light sources, and a projector incorporating the same - Google Patents

A recycling system and method for increasing brightness using light pipes with one or more light sources, and a projector incorporating the same

Info

Publication number
EP2321693A4
EP2321693A4 EP09807413.1A EP09807413A EP2321693A4 EP 2321693 A4 EP2321693 A4 EP 2321693A4 EP 09807413 A EP09807413 A EP 09807413A EP 2321693 A4 EP2321693 A4 EP 2321693A4
Authority
EP
European Patent Office
Prior art keywords
same
recycling system
light
increasing brightness
light sources
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.)
Ceased
Application number
EP09807413.1A
Other languages
German (de)
French (fr)
Other versions
EP2321693A1 (en
Inventor
Kenneth Li
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.)
Meadowstar Enterprises Ltd
Original Assignee
Wavien 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
Priority claimed from US12/321,471 external-priority patent/US20090128781A1/en
Application filed by Wavien Inc filed Critical Wavien Inc
Publication of EP2321693A1 publication Critical patent/EP2321693A1/en
Publication of EP2321693A4 publication Critical patent/EP2321693A4/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/147—Beam splitting or combining systems operating by reflection only using averaging effects by spatially variable reflectivity on a microscopic level, e.g. polka dots, chequered or discontinuous patterns, or rapidly moving surfaces
    • 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
    • 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
    • G02B27/0938—Using specific optical elements
    • G02B27/0994—Fibers, light pipes
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/04—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Projection Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
EP09807413.1A 2008-08-15 2009-08-17 A recycling system and method for increasing brightness using light pipes with one or more light sources, and a projector incorporating the same Ceased EP2321693A4 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US18913908P 2008-08-15 2008-08-15
US20442109P 2009-01-07 2009-01-07
US12/321,471 US20090128781A1 (en) 2006-06-13 2009-01-20 LED multiplexer and recycler and micro-projector incorporating the Same
US16122809P 2009-03-18 2009-03-18
US16824909P 2009-04-10 2009-04-10
PCT/US2009/054024 WO2010019945A1 (en) 2008-08-15 2009-08-17 A recycling system and method for increasing brightness using light pipes with one or more light sources, and a projector incorporating the same

Publications (2)

Publication Number Publication Date
EP2321693A1 EP2321693A1 (en) 2011-05-18
EP2321693A4 true EP2321693A4 (en) 2014-04-09

Family

ID=41669363

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09807413.1A Ceased EP2321693A4 (en) 2008-08-15 2009-08-17 A recycling system and method for increasing brightness using light pipes with one or more light sources, and a projector incorporating the same

Country Status (7)

Country Link
EP (1) EP2321693A4 (en)
JP (1) JP5875865B2 (en)
KR (1) KR101694191B1 (en)
CN (1) CN102124397B (en)
CA (1) CA2732358A1 (en)
TW (1) TWI493273B (en)
WO (1) WO2010019945A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102314064A (en) * 2011-08-25 2012-01-11 北京亚视创业科技发展有限公司 Composite light tunneling used for projector (projection apparatus)
TWI450019B (en) 2011-10-06 2014-08-21 Acer Inc Illumination system and projection apparatus
CN103309134B (en) * 2012-03-15 2016-08-31 鸿富锦精密工业（深圳）有限公司 Projection arrangement
JPWO2013157211A1 (en) * 2012-04-17 2015-12-21 日本電気株式会社 Projection device
TW201405048A (en) * 2012-07-19 2014-02-01 瓦維安股份有限公司 Phosphor-based lamps for projection display
WO2016089726A1 (en) * 2014-12-02 2016-06-09 Innovations In Optics, Inc. High radiance light emitting diode light engine
JP6659240B2 (en) * 2015-06-01 2020-03-04 株式会社ユーテクノロジー LED lighting device
JP6749084B2 (en) * 2015-10-14 2020-09-02 株式会社ユーテクノロジー LED lighting device
TWI598540B (en) 2015-09-07 2017-09-11 台達電子工業股份有限公司 Wavelength converting module and light source module using the same
JP6653450B2 (en) * 2016-06-29 2020-02-26 パナソニックＩｐマネジメント株式会社 Light source device and lighting device
CN107044618B (en) * 2017-02-22 2020-05-05 横店集团得邦照明股份有限公司 Full-spectrum LED illuminating lamp suitable for museum
US11656474B2 (en) 2019-01-15 2023-05-23 Sony Group Corporation Collimator lens, light source device, and image display device
CN114859637A (en) * 2021-02-04 2022-08-05 苏州佳世达光电有限公司 Projection device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6565235B2 (en) * 2000-10-26 2003-05-20 Cogent Light Technologies Inc. Folding an arc into itself to increase the brightness of an arc lamp
US20060164857A1 (en) * 2005-01-25 2006-07-27 Morejon Israel J LED polarizing optics for color illumination system and method of using same
US20060215285A1 (en) * 1999-12-30 2006-09-28 Dewald Duane S Rod integrators for light recycling

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5400426A (en) * 1993-08-19 1995-03-21 Siecor Corporation Fiber optic mechanical splice having grooves for dissipating index matching material impurities
GB2340619A (en) * 1998-08-11 2000-02-23 Sharp Kk Liquid crystal projector with non-uniform lenslet arrays
JP2003202523A (en) * 2001-11-02 2003-07-18 Nec Viewtechnology Ltd Polarization unit, polarization illumination device and projection type display device using the illumination device
JP3871940B2 (en) * 2002-02-15 2007-01-24 株式会社リコー Illumination device and display device
CN100529517C (en) * 2002-06-21 2009-08-19 微阳有限公司 Multiple lamp illumination system
JP2006505830A (en) * 2002-11-07 2006-02-16 ソニー インターナショナル （ヨーロッパ） ゲゼルシャフト ミット ベシュレンクテル ハフツング Lighting device for projector system
US7475992B2 (en) * 2003-06-10 2009-01-13 Abu-Ageel Nayef M Light recycler and color display system including same
JP2005091491A (en) * 2003-09-12 2005-04-07 Seiko Epson Corp Lighting device and projection display device
JP4677724B2 (en) * 2004-02-17 2011-04-27 セイコーエプソン株式会社 Projection type display device and control method of projection type display device
JP4144532B2 (en) * 2004-02-23 2008-09-03 セイコーエプソン株式会社 Illumination device and projection display device
CA2594462A1 (en) * 2005-02-09 2006-08-17 Wavien, Inc. Etendue efficient combination of multiple light sources
JP4910315B2 (en) * 2005-06-20 2012-04-04 セイコーエプソン株式会社 Display device and light emitting device
US20070284565A1 (en) * 2006-06-12 2007-12-13 3M Innovative Properties Company Led device with re-emitting semiconductor construction and optical element
WO2007146373A2 (en) * 2006-06-13 2007-12-21 Wavien, Inc. Illumintion system and method for recycling light to increase the brightness of the light source
US20080030974A1 (en) * 2006-08-02 2008-02-07 Abu-Ageel Nayef M LED-Based Illumination System
KR20080021426A (en) * 2006-09-04 2008-03-07 삼성테크윈 주식회사 Micro projector
JP2008209440A (en) * 2007-02-23 2008-09-11 Seiko Epson Corp Optical device and projector

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060215285A1 (en) * 1999-12-30 2006-09-28 Dewald Duane S Rod integrators for light recycling
US6565235B2 (en) * 2000-10-26 2003-05-20 Cogent Light Technologies Inc. Folding an arc into itself to increase the brightness of an arc lamp
US20060164857A1 (en) * 2005-01-25 2006-07-27 Morejon Israel J LED polarizing optics for color illumination system and method of using same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010019945A1 *

Also Published As

Publication number Publication date
TW201011442A (en) 2010-03-16
CN102124397A (en) 2011-07-13
JP2012500413A (en) 2012-01-05
JP5875865B2 (en) 2016-03-02
KR101694191B1 (en) 2017-01-09
CA2732358A1 (en) 2010-02-18
EP2321693A1 (en) 2011-05-18
CN102124397B (en) 2015-08-19
TWI493273B (en) 2015-07-21
WO2010019945A1 (en) 2010-02-18
KR20110044295A (en) 2011-04-28

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