EP2255242A4 - Light multiplexer and recycler, and micro-projector incorporating the same - Google Patents

Light multiplexer and recycler, and micro-projector incorporating the same

Info

Publication number
EP2255242A4
EP2255242A4 EP09703066A EP09703066A EP2255242A4 EP 2255242 A4 EP2255242 A4 EP 2255242A4 EP 09703066 A EP09703066 A EP 09703066A EP 09703066 A EP09703066 A EP 09703066A EP 2255242 A4 EP2255242 A4 EP 2255242A4
Authority
EP
European Patent Office
Prior art keywords
recycler
micro
same
light multiplexer
projector incorporating
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.)
Withdrawn
Application number
EP09703066A
Other languages
German (de)
French (fr)
Other versions
EP2255242A1 (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.)
Wavien Inc
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
Application filed by Wavien Inc filed Critical Wavien Inc
Publication of EP2255242A1 publication Critical patent/EP2255242A1/en
Publication of EP2255242A4 publication Critical patent/EP2255242A4/en
Withdrawn legal-status Critical Current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
    • G03B21/14—Details
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0061—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED
    • G02B19/0066—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED in the form of an LED array
    • 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
    • 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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • 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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2066—Reflectors in illumination beam
    • 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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2073—Polarisers in the lamp house
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/06—Colour photography, other than mere exposure or projection of a colour film by additive-colour projection apparatus
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Couplings Of Light Guides (AREA)
EP09703066A 2008-01-17 2009-01-20 Light multiplexer and recycler, and micro-projector incorporating the same Withdrawn EP2255242A4 (en)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
US1145808P 2008-01-17 2008-01-17
US13000208P 2008-05-27 2008-05-27
US13033608P 2008-05-30 2008-05-30
US13095308P 2008-06-04 2008-06-04
US13098108P 2008-06-05 2008-06-05
US13789508P 2008-08-04 2008-08-04
US20076408P 2008-12-03 2008-12-03
US20350308P 2008-12-23 2008-12-23
US20395008P 2008-12-30 2008-12-30
PCT/US2009/000356 WO2009091610A1 (en) 2008-01-17 2009-01-20 Light multiplexer and recycler, and micro-projector incorporating the same

Publications (2)

Publication Number Publication Date
EP2255242A1 EP2255242A1 (en) 2010-12-01
EP2255242A4 true EP2255242A4 (en) 2012-01-04

Family

ID=40885612

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09703066A Withdrawn EP2255242A4 (en) 2008-01-17 2009-01-20 Light multiplexer and recycler, and micro-projector incorporating the same

Country Status (6)

Country Link
EP (1) EP2255242A4 (en)
JP (1) JP2011512547A (en)
KR (1) KR20100103697A (en)
CN (1) CN101918877A (en)
CA (1) CA2710963A1 (en)
WO (1) WO2009091610A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5504747B2 (en) * 2009-08-20 2014-05-28 セイコーエプソン株式会社 projector
JP5581629B2 (en) 2009-08-20 2014-09-03 セイコーエプソン株式会社 projector
US8602567B2 (en) * 2009-09-29 2013-12-10 Wavien, Inc. Multiplexing light pipe having enhanced brightness
JP5532815B2 (en) * 2009-10-19 2014-06-25 セイコーエプソン株式会社 Lighting device, projector and electronic device
US20110164430A1 (en) * 2010-01-07 2011-07-07 Kenneth Li Illuminator using light emitting diode light recycling with collimation
US8729581B2 (en) 2010-01-13 2014-05-20 Apple Inc. Light guide for LED source
JP5772090B2 (en) * 2011-03-11 2015-09-02 セイコーエプソン株式会社 projector
JP5223941B2 (en) * 2011-03-28 2013-06-26 カシオ計算機株式会社 Projection device
JP2012209036A (en) * 2011-03-29 2012-10-25 Jvc Kenwood Corp Light source device
TWI450019B (en) 2011-10-06 2014-08-21 Acer Inc Illumination system and projection apparatus
US9784985B2 (en) 2011-10-24 2017-10-10 3M Innovative Properties Company Titled dichroic polarizing beamsplitter
CN104865784B (en) * 2011-10-26 2017-01-18 深圳市光峰光电技术有限公司 Projection light source and projector employing same
CN103091955B (en) * 2011-11-08 2017-09-01 宏碁股份有限公司 Illuminator and projection arrangement
CN102623624B (en) * 2012-01-30 2015-06-17 厦门阳光恩耐照明有限公司 Light-emitting device and light-emitting method thereof
KR101361092B1 (en) * 2012-09-24 2014-02-13 주식회사 에스엘 서봉 Automotive lamp
CN103713454B (en) * 2012-09-28 2016-12-07 深圳市绎立锐光科技开发有限公司 Light-emitting device and relevant projecting system
JP2014187026A (en) * 2014-04-30 2014-10-02 Seiko Epson Corp Illumination device, projector and electronic equipment
CN109073821B (en) * 2016-02-26 2021-11-02 奇跃公司 Display system having multiple light pipes for multiple light emitters
KR102620661B1 (en) 2017-02-24 2024-01-04 삼성전자주식회사 Light emitting diode apparatus and manufacturing method thereof
KR20210084107A (en) 2019-12-27 2021-07-07 삼성전자주식회사 Projector
IL303770B2 (en) 2020-12-20 2024-03-01 Lumus Ltd Image projector with laser scanning over spatial light modulator

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6464366B1 (en) * 2000-08-03 2002-10-15 Bright View Electronics Co., Ltd Illumination device providing longitudinal illumination
US20030179977A1 (en) * 2002-02-08 2003-09-25 Wavien, Inc. Polarization recovery system using light pipes
WO2003098329A1 (en) * 2002-05-17 2003-11-27 Infocus Corporation Imaging light source with polarization and color recovery
US20060269213A1 (en) * 2005-05-31 2006-11-30 Bright View Electronics Co., Ltd. Illumination apparatus providing longitudinal illumination
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

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5829858A (en) * 1997-02-18 1998-11-03 Levis; Maurice E. Projector system with light pipe optics
JP3585097B2 (en) * 1998-06-04 2004-11-04 セイコーエプソン株式会社 Light source device, optical device and liquid crystal display device
US6517218B2 (en) * 2000-03-31 2003-02-11 Relume Corporation LED integrated heat sink
MXPA03009764A (en) * 2001-04-25 2004-06-30 Wavien Inc Light recovery for projection displays.
JP2003098483A (en) * 2001-09-25 2003-04-03 Ricoh Co Ltd Optical member and illumination device using the same, and enlargement projection device
US6739723B1 (en) * 2001-12-07 2004-05-25 Delta Electronics, Inc. Polarization recapture system for liquid crystal-based data projectors
JP3871940B2 (en) * 2002-02-15 2007-01-24 株式会社リコー Illumination device and display device
KR20050006415A (en) * 2003-07-08 2005-01-17 삼성전자주식회사 Illumination device and projection display using the same
US7360900B2 (en) * 2004-03-10 2008-04-22 Seiko Epson Corporation Illuminating apparatus, image display apparatus, and projector
US8267521B2 (en) * 2005-08-31 2012-09-18 Sanyo Electric Co., Ltd. Optical element, illuminating device, and projection type video display
JP2007265626A (en) * 2006-03-27 2007-10-11 Seiko Epson Corp Lighting fixture and projector
TWI300834B (en) * 2006-06-14 2008-09-11 Young Optics Inc Illumination system and projection apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6464366B1 (en) * 2000-08-03 2002-10-15 Bright View Electronics Co., Ltd Illumination device providing longitudinal illumination
US20030179977A1 (en) * 2002-02-08 2003-09-25 Wavien, Inc. Polarization recovery system using light pipes
WO2003098329A1 (en) * 2002-05-17 2003-11-27 Infocus Corporation Imaging light source with polarization and color recovery
US20060269213A1 (en) * 2005-05-31 2006-11-30 Bright View Electronics Co., Ltd. Illumination apparatus providing longitudinal illumination
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009091610A1 *

Also Published As

Publication number Publication date
CN101918877A (en) 2010-12-15
EP2255242A1 (en) 2010-12-01
KR20100103697A (en) 2010-09-27
CA2710963A1 (en) 2009-07-23
JP2011512547A (en) 2011-04-21
WO2009091610A1 (en) 2009-07-23
WO2009091610A9 (en) 2009-10-22

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