GB0420233D0 - Efficient light engine for projection application - Google Patents

Efficient light engine for projection application

Info

Publication number
GB0420233D0
GB0420233D0 GBGB0420233.9A GB0420233A GB0420233D0 GB 0420233 D0 GB0420233 D0 GB 0420233D0 GB 0420233 A GB0420233 A GB 0420233A GB 0420233 D0 GB0420233 D0 GB 0420233D0
Authority
GB
United Kingdom
Prior art keywords
light engine
efficient light
projection application
projection
application
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
GBGB0420233.9A
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.)
POWER PROJECTOR Ltd
Original Assignee
POWER PROJECTOR Ltd
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 POWER PROJECTOR Ltd filed Critical POWER PROJECTOR Ltd
Priority to GBGB0420233.9A priority Critical patent/GB0420233D0/en
Publication of GB0420233D0 publication Critical patent/GB0420233D0/en
Priority to PCT/GB2005/003514 priority patent/WO2006027621A2/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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/0977—Reflective elements
    • G02B27/0983—Reflective elements being curved
    • 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
    • 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
    • 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
    • G03B21/2013—Plural 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
    • G03B21/2006—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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/0025—Combination of two or more reflectors for a single light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
GBGB0420233.9A 2004-09-11 2004-09-11 Efficient light engine for projection application Ceased GB0420233D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB0420233.9A GB0420233D0 (en) 2004-09-11 2004-09-11 Efficient light engine for projection application
PCT/GB2005/003514 WO2006027621A2 (en) 2004-09-11 2005-09-09 Light engine for projection application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0420233.9A GB0420233D0 (en) 2004-09-11 2004-09-11 Efficient light engine for projection application

Publications (1)

Publication Number Publication Date
GB0420233D0 true GB0420233D0 (en) 2004-10-13

Family

ID=33186891

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0420233.9A Ceased GB0420233D0 (en) 2004-09-11 2004-09-11 Efficient light engine for projection application

Country Status (2)

Country Link
GB (1) GB0420233D0 (en)
WO (1) WO2006027621A2 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7330314B1 (en) * 2007-02-28 2008-02-12 Corning Incorporated Color combiner for solid-state light sources
GB2457296A (en) * 2008-02-09 2009-08-12 Apticol Ltd Optical device e.g. radiant-power-transferring light engine
DE102011085978A1 (en) * 2011-11-09 2013-05-16 Osram Gmbh LASER FLASH DEVICE WITH LASER ARRAY
CN103998859B (en) * 2011-12-21 2016-08-17 马田专业公司 There is the condenser system of multiple reflector pair
EP2664958B1 (en) * 2012-05-18 2015-10-28 Ricoh Company, Ltd. Light source apparatus and image projection apparatus
CN103454844A (en) * 2012-05-29 2013-12-18 中强光电股份有限公司 Lighting system and projecting device
JP6007861B2 (en) 2012-08-06 2016-10-12 株式会社リコー Optical deflector and image projection apparatus
JP6160274B2 (en) * 2012-08-16 2017-07-12 株式会社リコー Image projection device
JP6168387B2 (en) 2013-02-26 2017-07-26 株式会社リコー Light source device and image projection device provided with the same
JP6179792B2 (en) 2013-02-26 2017-08-16 株式会社リコー Light source device and image projection device provided with the same
JP6349784B2 (en) * 2013-03-14 2018-07-04 株式会社リコー Light source unit, illumination device, and image projection device
JP6236811B2 (en) 2013-03-14 2017-11-29 株式会社リコー Light source unit, illumination device, and image projection device
CN104102080A (en) * 2013-04-10 2014-10-15 台达电子工业股份有限公司 Light source module and projection apparatus applying same
DE102013110344B4 (en) * 2013-09-19 2022-09-01 HELLA GmbH & Co. KGaA Lighting device for vehicles for generating tail light and rear fog light functions
US20180100635A1 (en) * 2016-10-07 2018-04-12 Christie Digital Systems Usa, Inc. Apparatus for combining light beams
CN106444255A (en) * 2016-12-27 2017-02-22 海信集团有限公司 Laser projection apparatus and laser light source thereof
EP3431868A1 (en) * 2017-07-21 2019-01-23 Philips Lighting Holding B.V. Catadioptric lighting device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5534718A (en) * 1993-04-12 1996-07-09 Hsi-Huang Lin LED package structure of LED display
JPH0950000A (en) * 1995-06-02 1997-02-18 Matsushita Electric Ind Co Ltd Polarizing direction converting illumination device and projection type picture display device
JP2000162542A (en) * 1998-11-30 2000-06-16 Canon Inc Light irradiator and picture projector
US6356390B1 (en) * 2000-06-22 2002-03-12 Thomson Licensing, S.A. Light valve light source
KR100450815B1 (en) * 2002-02-01 2004-10-01 삼성전자주식회사 Illumination system and projection display device employing it
CN100383660C (en) * 2003-01-22 2008-04-23 三洋电机株式会社 Lighting device and projection image display

Also Published As

Publication number Publication date
WO2006027621A3 (en) 2006-06-08
WO2006027621A2 (en) 2006-03-16

Similar Documents

Publication Publication Date Title
GB2418996B (en) Optical engine
GB2417542B (en) Engine mount
GB2420241B (en) Optical projection system
GB0409203D0 (en) Engine
EP1811154A4 (en) Engine
EP1730763A4 (en) Euv light source
EP1735652A4 (en) Light modulators
GB2412712C (en) Engine mount
EP1817630A4 (en) Microdisplay projection
EP1845176A4 (en) Engine part
GB0420233D0 (en) Efficient light engine for projection application
ITUD20050171A1 (en) VEHICLE PROJECTOR
EP1877841A4 (en) Ultra-bright light engine for projection displays
HK1100974A1 (en) Light reflector
EP1756661A4 (en) Projection system
GB0424997D0 (en) A system for the reduction of unwanted light
GB2430762B (en) Light source arrangement
TW549474U (en) Fixing structure for light valve
GB0426867D0 (en) Light fitting
GB0421682D0 (en) Engine
GB0407085D0 (en) Lighting component
GB0402970D0 (en) Engines
GB0423826D0 (en) Image projection lamp
HU2951U (en) Light transparation space-element
HU2950U (en) Light transparation space-element

Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)