AU2001283401A1 - Display backlighting system - Google Patents

Display backlighting system

Info

Publication number
AU2001283401A1
AU2001283401A1 AU2001283401A AU8340101A AU2001283401A1 AU 2001283401 A1 AU2001283401 A1 AU 2001283401A1 AU 2001283401 A AU2001283401 A AU 2001283401A AU 8340101 A AU8340101 A AU 8340101A AU 2001283401 A1 AU2001283401 A1 AU 2001283401A1
Authority
AU
Australia
Prior art keywords
backlighting system
display backlighting
display
backlighting
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.)
Abandoned
Application number
AU2001283401A
Inventor
John Byrne
Stephan Vrudny
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of AU2001283401A1 publication Critical patent/AU2001283401A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0018—Redirecting means on the surface of the light guide
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/28—Structurally-combined illuminating devices
    • 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging 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
    • G02F1/1336—Illuminating devices
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
AU2001283401A 2000-08-16 2001-08-16 Display backlighting system Abandoned AU2001283401A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/640,296 US6347882B1 (en) 2000-08-16 2000-08-16 Display backlighting system
US09640296 2000-08-16
PCT/US2001/025631 WO2002014796A1 (en) 2000-08-16 2001-08-16 Display backlighting system

Publications (1)

Publication Number Publication Date
AU2001283401A1 true AU2001283401A1 (en) 2002-02-25

Family

ID=24567672

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001283401A Abandoned AU2001283401A1 (en) 2000-08-16 2001-08-16 Display backlighting system

Country Status (5)

Country Link
US (1) US6347882B1 (en)
EP (1) EP1311805A4 (en)
CN (1) CN1447905A (en)
AU (1) AU2001283401A1 (en)
WO (1) WO2002014796A1 (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001091098A1 (en) * 2000-05-24 2001-11-29 Hitachi, Ltd. Color/black-and-white switchable portable terminal and display device
JP3726905B2 (en) * 2003-01-31 2005-12-14 セイコーエプソン株式会社 Display driver and electro-optical device
US20040239831A1 (en) * 2003-06-02 2004-12-02 Palumbo Perry A. Display backlight device
US7126816B2 (en) * 2004-03-12 2006-10-24 Apple Computer, Inc. Camera latch
JP2006093104A (en) * 2004-08-25 2006-04-06 Seiko Instruments Inc Lighting system, and display device using the same
US7207686B2 (en) * 2004-10-07 2007-04-24 Lear Corporation Graphic back-lighting for panel with contact-less switch sensors
DE102005042523A1 (en) * 2005-05-31 2006-12-07 Osram Opto Semiconductors Gmbh lighting device
TWI315013B (en) * 2005-08-08 2009-09-21 Innolux Display Corp Back light module and liquid crystal display using the same
US7439679B2 (en) * 2006-03-16 2008-10-21 Motorola, Inc. Method and apparatus for illuminating light sources within an electronic device
WO2008083018A1 (en) * 2006-12-29 2008-07-10 3M Innovative Properties Company Illumination light unit and display using same
US8067701B2 (en) * 2008-01-07 2011-11-29 Apple Inc. I/O connectors with extendable faraday cage
US8110744B2 (en) 2008-08-19 2012-02-07 Apple Inc. Flexible shielded cable
US20100306683A1 (en) * 2009-06-01 2010-12-02 Apple Inc. User interface behaviors for input device with individually controlled illuminated input elements
US8282261B2 (en) 2009-06-01 2012-10-09 Apple, Inc. White point adjustment for multicolor keyboard backlight
US9247611B2 (en) * 2009-06-01 2016-01-26 Apple Inc. Light source with light sensor
US8378972B2 (en) 2009-06-01 2013-02-19 Apple Inc. Keyboard with increased control of backlit keys
US8138687B2 (en) * 2009-06-30 2012-03-20 Apple Inc. Multicolor lighting system
US8303151B2 (en) 2010-05-12 2012-11-06 Apple Inc. Microperforation illumination
US8451146B2 (en) 2010-06-11 2013-05-28 Apple Inc. Legend highlighting
US8378857B2 (en) 2010-07-19 2013-02-19 Apple Inc. Illumination of input device
US9275810B2 (en) 2010-07-19 2016-03-01 Apple Inc. Keyboard illumination
DE102011055429B4 (en) * 2011-11-17 2021-03-11 HELLA GmbH & Co. KGaA Lighting device for vehicles
US9568655B2 (en) 2013-12-26 2017-02-14 Visteon Global Technologies, Inc. Backlight assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5467454A (en) * 1977-11-09 1979-05-30 Nissan Motor Meter with pointer
IT1200694B (en) * 1985-07-29 1989-01-27 Minnesota Mining & Mfg READING DEVICE FOR STIMULABLE PHOSPHORUS PANEL
US5465193A (en) * 1993-06-28 1995-11-07 Motorola, Inc. Front light guide for liquid crystal device with stairstep element which emits light
TW373116B (en) * 1994-12-15 1999-11-01 Sharp Kk Lighting apparatus
US5669693A (en) * 1996-04-17 1997-09-23 Hughes Electronics Holographic thin taillamp
JP3936438B2 (en) * 1997-07-31 2007-06-27 ローム株式会社 Image reading device

Also Published As

Publication number Publication date
EP1311805A1 (en) 2003-05-21
US6347882B1 (en) 2002-02-19
EP1311805A4 (en) 2005-08-03
CN1447905A (en) 2003-10-08
WO2002014796A1 (en) 2002-02-21

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