AT521002T - Compact lighting system and display equipment - Google Patents

Compact lighting system and display equipment

Info

Publication number
AT521002T
AT521002T AT03747180T AT03747180T AT521002T AT 521002 T AT521002 T AT 521002T AT 03747180 T AT03747180 T AT 03747180T AT 03747180 T AT03747180 T AT 03747180T AT 521002 T AT521002 T AT 521002T
Authority
AT
Austria
Prior art keywords
lighting system
display equipment
compact lighting
compact
equipment
Prior art date
Application number
AT03747180T
Other languages
German (de)
Inventor
Christoph Hoelen
Nicola Pfeffer
Original Assignee
Koninkl Philips Electronics Nv
Philips Lumileds Lighting Co
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 to EP02076647 priority Critical
Application filed by Koninkl Philips Electronics Nv, Philips Lumileds Lighting Co filed Critical Koninkl Philips Electronics Nv
Priority to PCT/IB2003/001225 priority patent/WO2003091771A1/en
Publication of AT521002T publication Critical patent/AT521002T/en

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046Tapered light guide, e.g. wedge-shaped light guide
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2105/00Planar light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/005Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055Reflecting element, sheet or layer
AT03747180T 2002-04-25 2003-03-27 Compact lighting system and display equipment AT521002T (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP02076647 2002-04-25
PCT/IB2003/001225 WO2003091771A1 (en) 2002-04-25 2003-03-27 Compact lighting system and display device

Publications (1)

Publication Number Publication Date
AT521002T true AT521002T (en) 2011-09-15

Family

ID=29265967

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03747180T AT521002T (en) 2002-04-25 2003-03-27 Compact lighting system and display equipment

Country Status (9)

Country Link
US (1) US7172328B2 (en)
EP (1) EP1502136B1 (en)
JP (1) JP4156587B2 (en)
KR (1) KR100946228B1 (en)
CN (1) CN1302325C (en)
AT (1) AT521002T (en)
AU (1) AU2003215839A1 (en)
TW (1) TWI307797B (en)
WO (1) WO2003091771A1 (en)

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US7358954B2 (en) 2005-04-04 2008-04-15 Cree, Inc. Synchronized light emitting diode backlighting systems and methods for displays
US20060221272A1 (en) * 2005-04-04 2006-10-05 Negley Gerald H Light emitting diode backlighting systems and methods that use more colors than display picture elements
JP2006339320A (en) * 2005-05-31 2006-12-14 Omron Corp Luminescence optical source and outgoing method of light therein
US7546168B2 (en) * 2005-09-12 2009-06-09 Abl Ip Holding Llc Owner/operator control of a light management system using networked intelligent luminaire managers
EP1946282A4 (en) * 2005-10-05 2011-12-28 Abl Ip Holding Llc A method and system for remotely monitoring and controlling field devices with a street lamp elevated mesh network
KR101332139B1 (en) 2005-12-21 2013-11-21 크리, 인코포레이티드 Lighting device and lighting method
WO2007123938A2 (en) 2006-04-18 2007-11-01 Cree Led Lighting Solutions, Inc. Lighting device and lighting method
US8513875B2 (en) 2006-04-18 2013-08-20 Cree, Inc. Lighting device and lighting method
US20090257712A1 (en) * 2006-07-10 2009-10-15 Koninklijke Philips Electronics N.V. Waveguide with asymmetric outcoupling
WO2008045310A2 (en) * 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Light bar including turning microstructures and contoured back reflector
US7551243B2 (en) * 2006-11-21 2009-06-23 Honeywell International Inc. Lens for increased light distribution uniformity in an LCD backlight
US9441793B2 (en) 2006-12-01 2016-09-13 Cree, Inc. High efficiency lighting device including one or more solid state light emitters, and method of lighting
US9084328B2 (en) 2006-12-01 2015-07-14 Cree, Inc. Lighting device and lighting method
DE602008005843D1 (en) * 2007-01-12 2011-05-12 Koninkl Philips Electronics Nv Light-emitting table with cavities for light exchange
US10030824B2 (en) 2007-05-08 2018-07-24 Cree, Inc. Lighting device and lighting method
US7863635B2 (en) 2007-08-07 2011-01-04 Cree, Inc. Semiconductor light emitting devices with applied wavelength conversion materials
US7915627B2 (en) * 2007-10-17 2011-03-29 Intematix Corporation Light emitting device with phosphor wavelength conversion
JP5225015B2 (en) * 2007-10-19 2013-07-03 富士フイルム株式会社 Light guide plate
JP2009199866A (en) * 2008-02-21 2009-09-03 Hitachi Display Devices Ltd Liquid crystal display device
US8140276B2 (en) 2008-02-27 2012-03-20 Abl Ip Holding Llc System and method for streetlight monitoring diagnostics
US8096671B1 (en) 2009-04-06 2012-01-17 Nmera, Llc Light emitting diode illumination system
JP5484567B2 (en) 2009-05-29 2014-05-07 クォルコム・メムズ・テクノロジーズ・インコーポレーテッド Illumination device and method of processing an illumination device
US8921876B2 (en) 2009-06-02 2014-12-30 Cree, Inc. Lighting devices with discrete lumiphor-bearing regions within or on a surface of remote elements
US8651692B2 (en) * 2009-06-18 2014-02-18 Intematix Corporation LED based lamp and light emitting signage
US8354806B2 (en) * 2009-08-21 2013-01-15 Microsoft Corporation Scanning collimation of light via flat panel lamp
US20110044582A1 (en) * 2009-08-21 2011-02-24 Microsoft Corporation Efficient collimation of light with optical wedge
US9275979B2 (en) 2010-03-03 2016-03-01 Cree, Inc. Enhanced color rendering index emitter through phosphor separation
JP2011249020A (en) * 2010-05-24 2011-12-08 Panasonic Corp Lighting device
JP5323009B2 (en) * 2010-07-01 2013-10-23 株式会社東芝 Liquid Crystal Display
US9201185B2 (en) 2011-02-04 2015-12-01 Microsoft Technology Licensing, Llc Directional backlighting for display panels
US9354748B2 (en) 2012-02-13 2016-05-31 Microsoft Technology Licensing, Llc Optical stylus interaction
US9075566B2 (en) 2012-03-02 2015-07-07 Microsoft Technoogy Licensing, LLC Flexible hinge spine
US9460029B2 (en) 2012-03-02 2016-10-04 Microsoft Technology Licensing, Llc Pressure sensitive keys
US9870066B2 (en) 2012-03-02 2018-01-16 Microsoft Technology Licensing, Llc Method of manufacturing an input device
US9256089B2 (en) 2012-06-15 2016-02-09 Microsoft Technology Licensing, Llc Object-detecting backlight unit
WO2014047128A1 (en) * 2012-09-20 2014-03-27 Thomson Licensing Panel illumination system
WO2014123939A1 (en) * 2013-02-06 2014-08-14 Innotec, Corp. Vehicle visor vanity light and actuator assembly
TWI472815B (en) * 2013-05-07 2015-02-11 Radiant Opto Electronics Corp Light steering device
US9552777B2 (en) 2013-05-10 2017-01-24 Microsoft Technology Licensing, Llc Phase control backlight
TW201621851A (en) * 2014-12-12 2016-06-16 Cal Comp Electronics & Comm Co The light source module

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Also Published As

Publication number Publication date
AU2003215839A1 (en) 2003-11-10
JP4156587B2 (en) 2008-09-24
TWI307797B (en) 2009-03-21
TW200307838A (en) 2003-12-16
AU2003215839A8 (en) 2003-11-10
EP1502136B1 (en) 2011-08-17
CN1650202A (en) 2005-08-03
WO2003091771A1 (en) 2003-11-06
US20050140849A1 (en) 2005-06-30
KR20040104570A (en) 2004-12-10
KR100946228B1 (en) 2010-03-09
JP2005524197A (en) 2005-08-11
US7172328B2 (en) 2007-02-06
EP1502136A1 (en) 2005-02-02
CN1302325C (en) 2007-02-28

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties