ATE445284T1 - System und verfahren zur bereitstellung von umgebungslicht für eine anzeige einer elektronischen vorrichtung - Google Patents

System und verfahren zur bereitstellung von umgebungslicht für eine anzeige einer elektronischen vorrichtung

Info

Publication number
ATE445284T1
ATE445284T1 AT05110025T AT05110025T ATE445284T1 AT E445284 T1 ATE445284 T1 AT E445284T1 AT 05110025 T AT05110025 T AT 05110025T AT 05110025 T AT05110025 T AT 05110025T AT E445284 T1 ATE445284 T1 AT E445284T1
Authority
AT
Austria
Prior art keywords
display
ambient light
electronic device
backlight
providing ambient
Prior art date
Application number
AT05110025T
Other languages
English (en)
Inventor
Norman Ladouceur
Jason Griffin
Robert Lowles
Original Assignee
Research In Motion 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 Research In Motion Ltd filed Critical Research In Motion Ltd
Application granted granted Critical
Publication of ATE445284T1 publication Critical patent/ATE445284T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S11/00—Non-electric lighting devices or systems using daylight
    • 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
    • G02B6/0021—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 for housing at least a part of the light source, e.g. by forming holes or recesses
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G02F1/13318—Circuits comprising a photodetector
    • 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
    • G02F1/133618—Illuminating devices for ambient light
    • 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
    • G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
AT05110025T 2005-10-26 2005-10-26 System und verfahren zur bereitstellung von umgebungslicht für eine anzeige einer elektronischen vorrichtung ATE445284T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05110025A EP1780990B1 (de) 2005-10-26 2005-10-26 System und Verfahren zur Bereitstellung von Umgebungslicht für eine Anzeige einer elektronischen Vorrichtung

Publications (1)

Publication Number Publication Date
ATE445284T1 true ATE445284T1 (de) 2009-10-15

Family

ID=35746990

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05110025T ATE445284T1 (de) 2005-10-26 2005-10-26 System und verfahren zur bereitstellung von umgebungslicht für eine anzeige einer elektronischen vorrichtung

Country Status (3)

Country Link
EP (1) EP1780990B1 (de)
AT (1) ATE445284T1 (de)
DE (1) DE602005017049D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120217881A1 (en) * 2011-02-28 2012-08-30 Qualcomm Mems Technologies, Inc. Illumination systems with natural and artificial light inputs
CN102913849B (zh) * 2012-11-12 2013-12-04 深圳市华星光电技术有限公司 一种日光辅助的直下式背光模组及液晶显示器
WO2018143941A1 (en) * 2017-01-31 2018-08-09 Hewlett-Packard Development Company, L.P. Collection and guiding of ambient light towards display layer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08122534A (ja) * 1994-10-20 1996-05-17 Matsushita Electric Ind Co Ltd バックライト
JP3545237B2 (ja) * 1998-02-19 2004-07-21 三洋電機株式会社 集光機構付液晶表示装置
JP2000258766A (ja) 1999-03-04 2000-09-22 Sanyo Electric Co Ltd 採光型液晶表示装置
JP2001043713A (ja) * 1999-07-28 2001-02-16 Sanyo Electric Co Ltd 面光源装置、導光板及び表示装置
FR2813699B1 (fr) * 2000-09-01 2003-01-24 Sagem Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil
JP2002131745A (ja) * 2000-10-24 2002-05-09 Casio Comput Co Ltd バックライト装置
JP3672819B2 (ja) 2000-12-27 2005-07-20 三菱電機株式会社 透過型カラー液晶表示装置
KR100883098B1 (ko) * 2002-04-26 2009-02-11 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 액정표시장치

Also Published As

Publication number Publication date
EP1780990A1 (de) 2007-05-02
DE602005017049D1 (de) 2009-11-19
EP1780990B1 (de) 2009-10-07

Similar Documents

Publication Publication Date Title
DE60133865D1 (de) Verfahren zur Ansteuerung einer elektrooptischen Vorrichtung, elektrooptische Vorrichtung und elektronisches Gerät
DE602004031106D1 (de) Verfahren und vorrichtung zur verfestigung von glas
DE602005024141D1 (de) Optische vorrichtung zur multimode-übertragung
DE602006000332D1 (de) Verfahren und Vorrichtung zur Verbesserung von doppelpolarisierten optischen Übertragungsleistung
DE602005000304D1 (de) Verfahren und Vorrichtung zur Verarbeitung von duobinären optischen Signalen
HK1172531A1 (en) System and method for attenuating the effect of ambient light on an optical sensor
DE50112972D1 (de) Vorrichtung zur Betankung von Dieselfahrzeugen
ATE367036T1 (de) Verfahren und vorrichtung zur bereitstellung elektronischer post an ein mobiles gerät
DE602004022498D1 (de) Verfahren und Vorrichtung zur Farbkompensation in einer Bildanzeigevorrichtung für Benutzer mit Farbsehfehlern
WO2006089089A3 (en) Refractive index matching in capillary illumination
DE502006000977D1 (de) Vorrichtung zur Variation und Einstellung der Durchlichtbeleuchtung für Mikroskope
ATE430250T1 (de) Vorrichtung und verfahren zur darstellung von bildern einer bohrlochwand
DE602005000871D1 (de) Verfahren und Vorrichtung zur Dispersionsverwaltung in optischen Nachrichtensystemen
DE60215251D1 (de) Gerät und Verfahren zur Zertifizierung des SIM-Karteninhabers in einem GSM Endgerät
DE60231174D1 (de) Optische Vorrichtung mit photonischem Kristall und zugehöriges Verfahren
DE50309216D1 (de) Vorrichtung zur verdichtung von verbrennungsluft mit integrierter umgehungseinrichtung
ATE445284T1 (de) System und verfahren zur bereitstellung von umgebungslicht für eine anzeige einer elektronischen vorrichtung
GB2434001A (en) Methods of making and using and apparatus and devices for placing light and sample in photo-emitting or absorbing devices
WO2006107989A3 (en) Fiber illumination system for back lighting
TW200705117A (en) Measuring apparatus, exposure apparatus, and device manufacturing method
WO2004079435A3 (en) Image display device and method
DE502005009608D1 (de) Vorrichtung zur optischen prüfung von elektronischen bauteilen
DE60332420D1 (de) Oberflächenemittierende lichtaussendende Vorrichtung, Herstellungsverfahren derselben, optisches Modul, und Vorrichtung zur optischen Übertragung
DE602004005654D1 (de) Verfahren und Vorrichtung zur optischen Mehrbandvermittlung mit parametrischer Vorrichtung mit mehreren Pumpen
DE50112732D1 (de) Vorrichtung und Verfahren zur ortsaufgelösten Brechkraftbestimmung eines optischen Elements

Legal Events

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