EP1846799A4 - Bandbreiteneffiziente kombination mehrerer lichtquellen - Google Patents

Bandbreiteneffiziente kombination mehrerer lichtquellen

Info

Publication number
EP1846799A4
EP1846799A4 EP06734567A EP06734567A EP1846799A4 EP 1846799 A4 EP1846799 A4 EP 1846799A4 EP 06734567 A EP06734567 A EP 06734567A EP 06734567 A EP06734567 A EP 06734567A EP 1846799 A4 EP1846799 A4 EP 1846799A4
Authority
EP
European Patent Office
Prior art keywords
light sources
multiple light
efficient combination
etendue efficient
etendue
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Withdrawn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
EP06734567A
Other languages
English (en)
French (fr)
Other versions
EP1846799A2 (de
Inventor
Inc Wavien
Kenneth K 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
Priority claimed from US11/240,169 external-priority patent/US7130122B2/en
Application filed by Wavien Inc filed Critical Wavien Inc
Publication of EP1846799A2 publication Critical patent/EP1846799A2/de
Publication of EP1846799A4 publication Critical patent/EP1846799A4/de
Withdrawn legal-status Critical Current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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0972—Prisms
    • 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
    • G02B27/0905—Dividing and/or superposing multiple light beams
    • 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
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • 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
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • 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
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)
EP06734567A 2005-02-09 2006-02-09 Bandbreiteneffiziente kombination mehrerer lichtquellen Withdrawn EP1846799A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US65107905P 2005-02-09 2005-02-09
US11/240,169 US7130122B2 (en) 2000-08-24 2005-09-30 Polarization recovery system for projection displays
PCT/US2006/004405 WO2006086458A2 (en) 2005-02-09 2006-02-09 Etendue efficient combination of multiple light sources

Publications (2)

Publication Number Publication Date
EP1846799A2 EP1846799A2 (de) 2007-10-24
EP1846799A4 true EP1846799A4 (de) 2011-01-26

Family

ID=36793672

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06734567A Withdrawn EP1846799A4 (de) 2005-02-09 2006-02-09 Bandbreiteneffiziente kombination mehrerer lichtquellen

Country Status (4)

Country Link
EP (1) EP1846799A4 (de)
KR (1) KR20070115882A (de)
CA (1) CA2594462A1 (de)
WO (1) WO2006086458A2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008029337A1 (en) * 2006-09-07 2008-03-13 Koninklijke Philips Electronics N.V. Beam combiner for multiple light sources
JP5098291B2 (ja) * 2006-10-30 2012-12-12 コニカミノルタアドバンストレイヤー株式会社 照明装置及び画像投影装置
JP5136820B2 (ja) * 2006-12-06 2013-02-06 カシオ計算機株式会社 光源ユニット及びプロジェクタ
JP5047735B2 (ja) * 2007-08-30 2012-10-10 株式会社リコー 照明装置および画像表示装置
JP2009175426A (ja) * 2008-01-24 2009-08-06 Funai Electric Co Ltd プロジェクタおよびプロジェクタの光軸調整方法
US8184375B2 (en) * 2008-06-27 2012-05-22 Panavision Federal Systems, Llc Wavelength separating beamsplitter
CN102124397B (zh) * 2008-08-15 2015-08-19 微阳有限公司 用于使用具有一个或更多个光源的光导管增加亮度的再循环系统和方法以及结合其的投影仪
WO2010113101A1 (en) * 2009-03-31 2010-10-07 Koninklijke Philips Electronics N.V. Led collimation optics module providing an isolation fitting
CA2757196A1 (en) * 2009-03-31 2010-10-07 Koninklijke Philips Electronics N.V. Led collimation optics module and luminaire using same
US9605831B2 (en) 2012-03-12 2017-03-28 3M Innovative Properties Company Light duct homogenizer
GB2501927B (en) * 2012-05-11 2016-06-08 Cymtec Ltd Waveguide assembly
TWI484119B (zh) * 2012-08-14 2015-05-11 Chroma Ate Inc 人造光源
GB2520252A (en) * 2013-11-12 2015-05-20 Cymtec Ltd Waveguide assembly
US10473943B1 (en) 2016-11-09 2019-11-12 ColdQuanta, Inc. Forming beamformer having stacked monolithic beamsplitters

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5774608A (en) * 1995-09-20 1998-06-30 General Electric Company Optical coupling systems with bend
US20030147055A1 (en) * 1998-06-04 2003-08-07 Seiko Epson Corporation Light source device, optical device, and liquid-crystal display device
US20040062482A1 (en) * 2002-06-25 2004-04-01 Samsung Electronics Co., Ltd Illumination optical system including light separation/integration device having diffraction device and image display apparatus including the illumination optical system
JP2004220015A (ja) * 2002-12-26 2004-08-05 Sanyo Electric Co Ltd 照明装置及び投写型映像表示装置
WO2004097516A2 (en) * 2003-04-24 2004-11-11 Chromnomotion Imaging Applications, Inc. Solid state light engine optical system
WO2004107018A1 (en) * 2003-06-02 2004-12-09 Koninklijke Philips Electronics N.V. Led illumination system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3372883B2 (ja) * 1999-01-08 2003-02-04 エヌイーシービューテクノロジー株式会社 プロジェクタ装置
TW460723B (en) * 1999-10-14 2001-10-21 Ind Tech Res Inst Time sequential color projection display system
US6224216B1 (en) * 2000-02-18 2001-05-01 Infocus Corporation System and method employing LED light sources for a projection display
ATE294410T1 (de) * 2000-07-10 2005-05-15 Corp For Laser Optics Res Vorrichtung und methode zur reduzierung von specklesmustern durch erhöhung der bandbreite

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5774608A (en) * 1995-09-20 1998-06-30 General Electric Company Optical coupling systems with bend
US20030147055A1 (en) * 1998-06-04 2003-08-07 Seiko Epson Corporation Light source device, optical device, and liquid-crystal display device
US20040062482A1 (en) * 2002-06-25 2004-04-01 Samsung Electronics Co., Ltd Illumination optical system including light separation/integration device having diffraction device and image display apparatus including the illumination optical system
JP2004220015A (ja) * 2002-12-26 2004-08-05 Sanyo Electric Co Ltd 照明装置及び投写型映像表示装置
WO2004097516A2 (en) * 2003-04-24 2004-11-11 Chromnomotion Imaging Applications, Inc. Solid state light engine optical system
WO2004107018A1 (en) * 2003-06-02 2004-12-09 Koninklijke Philips Electronics N.V. Led illumination system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006086458A2 *

Also Published As

Publication number Publication date
CA2594462A1 (en) 2006-08-17
KR20070115882A (ko) 2007-12-06
WO2006086458A3 (en) 2007-08-16
WO2006086458A2 (en) 2006-08-17
EP1846799A2 (de) 2007-10-24

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20070813

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20101223

RIC1 Information provided on ipc code assigned before grant

Ipc: H04N 9/31 20060101ALN20101217BHEP

Ipc: G02B 5/04 20060101ALI20101217BHEP

Ipc: G02B 27/14 20060101ALI20101217BHEP

Ipc: G02B 27/09 20060101ALI20101217BHEP

Ipc: G02B 27/12 20060101AFI20070821BHEP

17Q First examination report despatched

Effective date: 20120208

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20120821