ATE506633T1 - Beleuchtungssystem, nutzung einer platte zur lichtdetektion in einem beleuchtungssystem und anzeigevorrichtung - Google Patents

Beleuchtungssystem, nutzung einer platte zur lichtdetektion in einem beleuchtungssystem und anzeigevorrichtung

Info

Publication number
ATE506633T1
ATE506633T1 AT06780215T AT06780215T ATE506633T1 AT E506633 T1 ATE506633 T1 AT E506633T1 AT 06780215 T AT06780215 T AT 06780215T AT 06780215 T AT06780215 T AT 06780215T AT E506633 T1 ATE506633 T1 AT E506633T1
Authority
AT
Austria
Prior art keywords
light
lighting system
sensing plate
diverted
display device
Prior art date
Application number
AT06780215T
Other languages
English (en)
Inventor
Horst Greiner
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE506633T1 publication Critical patent/ATE506633T1/de

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
    • 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
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • 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
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/58—Arrangements comprising a monitoring photodetector
AT06780215T 2005-08-02 2006-07-26 Beleuchtungssystem, nutzung einer platte zur lichtdetektion in einem beleuchtungssystem und anzeigevorrichtung ATE506633T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05107113 2005-08-02
PCT/IB2006/052564 WO2007015195A1 (en) 2005-08-02 2006-07-26 Illumination system, light-sensing plate and display device

Publications (1)

Publication Number Publication Date
ATE506633T1 true ATE506633T1 (de) 2011-05-15

Family

ID=37459492

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06780215T ATE506633T1 (de) 2005-08-02 2006-07-26 Beleuchtungssystem, nutzung einer platte zur lichtdetektion in einem beleuchtungssystem und anzeigevorrichtung

Country Status (9)

Country Link
US (1) US7732753B2 (de)
EP (1) EP1913434B1 (de)
JP (1) JP5490410B2 (de)
KR (1) KR101303376B1 (de)
CN (1) CN101233445B (de)
AT (1) ATE506633T1 (de)
DE (1) DE602006021431D1 (de)
TW (1) TWI390146B (de)
WO (1) WO2007015195A1 (de)

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TW200951410A (en) * 2008-01-28 2009-12-16 Koninkl Philips Electronics Nv Lighting unit with photosensor
US8550657B2 (en) * 2008-11-07 2013-10-08 Itramas International, Inc. Methodology of maintaining CCT for white light using LED
US8632208B2 (en) * 2008-11-07 2014-01-21 Itramas International, Inc. Methodology of providing white lighting with colour combination
US20100118543A1 (en) * 2008-11-07 2010-05-13 Itramas International, Inc. Methodology of optical feedback for led lighting
CN102349005A (zh) * 2009-03-11 2012-02-08 皇家飞利浦电子股份有限公司 光导设备
KR101607508B1 (ko) 2010-01-08 2016-03-31 삼성디스플레이 주식회사 터치 모듈, 이를 갖는 표시 장치 및 터치 모듈의 터치 위치 검출 방법
JP2012208451A (ja) * 2011-03-30 2012-10-25 Toshiba Corp バックライト装置および表示装置
US20140140091A1 (en) 2012-11-20 2014-05-22 Sergiy Victorovich Vasylyev Waveguide illumination system
US9773760B2 (en) * 2013-01-30 2017-09-26 Cree, Inc. LED packages and luminaires incorporating same
US9528906B1 (en) 2013-12-19 2016-12-27 Apple Inc. Monitoring DOE performance using total internal reflection
US10073004B2 (en) * 2016-09-19 2018-09-11 Apple Inc. DOE defect monitoring utilizing total internal reflection

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US4555939A (en) 1984-03-19 1985-12-03 Honeywell Inc. Condition responsive sensor for fluid flow measurement
DE4140647C2 (de) * 1991-12-10 1996-09-12 Bosch Gmbh Robert Anzeigevorrichtung mit Lichtsensor
JP2001208903A (ja) * 2000-01-26 2001-08-03 Nakane:Kk 集光フィルム
FR2809162B1 (fr) 2000-05-18 2002-07-26 Sagem Systeme d'eclairement a detection de defaillance
US6689999B2 (en) * 2001-06-01 2004-02-10 Schott-Fostec, Llc Illumination apparatus utilizing light emitting diodes
US6741351B2 (en) * 2001-06-07 2004-05-25 Koninklijke Philips Electronics N.V. LED luminaire with light sensor configurations for optical feedback
JP2003330383A (ja) * 2002-05-17 2003-11-19 Sony Corp 有機ｅｌ表示装置
US6753661B2 (en) * 2002-06-17 2004-06-22 Koninklijke Philips Electronics N.V. LED-based white-light backlighting for electronic displays
JP2004021147A (ja) 2002-06-20 2004-01-22 Advanced Display Inc 面状光源装置及びそれを用いた液晶表示装置
JP3942169B2 (ja) * 2002-08-29 2007-07-11 東北パイオニア株式会社 発光表示パネルの駆動装置および駆動方法
KR100628264B1 (ko) * 2002-09-26 2006-09-27 엘지.필립스 엘시디 주식회사 액정표시장치의 백라이트 유닛
FR2846060B1 (fr) * 2002-10-21 2005-02-04 Hutchinson Biellette antivibratoire
JP2004193029A (ja) * 2002-12-13 2004-07-08 Advanced Display Inc 光源装置及び表示装置
JP4091414B2 (ja) * 2002-12-18 2008-05-28 三菱電機株式会社 面状光源装置、表示装置及び液晶表示装置
US7334088B2 (en) * 2002-12-20 2008-02-19 International Business Machines Corporation Page descriptors for prefetching and memory management
JP2004342587A (ja) * 2003-04-22 2004-12-02 Advanced Display Inc バックライトおよびそれを用いた液晶表示装置
JP4066953B2 (ja) * 2004-01-13 2008-03-26 セイコーエプソン株式会社 電気光学装置及び電子機器
JP2006156332A (ja) * 2004-10-28 2006-06-15 Alps Electric Co Ltd 導光板並びにそれを用いた面発光装置及び液晶表示装置
US20060243893A1 (en) * 2005-04-28 2006-11-02 Ng Fook C A light source for lcd back-lit displays utilizing embedded light detectors
JP4883522B2 (ja) * 2006-03-22 2012-02-22 Ｎｌｔテクノロジー株式会社 液晶表示装置及びそれに用いるバックライトユニット

Also Published As

Publication number Publication date
TWI390146B (zh) 2013-03-21
DE602006021431D1 (de) 2011-06-01
TW200728652A (en) 2007-08-01
CN101233445A (zh) 2008-07-30
CN101233445B (zh) 2013-07-31
JP2009503797A (ja) 2009-01-29
EP1913434B1 (de) 2011-04-20
KR101303376B1 (ko) 2013-09-03
KR20080036214A (ko) 2008-04-25
WO2007015195A1 (en) 2007-02-08
US20080217510A1 (en) 2008-09-11
US7732753B2 (en) 2010-06-08
JP5490410B2 (ja) 2014-05-14
EP1913434A1 (de) 2008-04-23

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