FR2813699B1 - Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil - Google Patents

Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil

Info

Publication number
FR2813699B1
FR2813699B1 FR0011176A FR0011176A FR2813699B1 FR 2813699 B1 FR2813699 B1 FR 2813699B1 FR 0011176 A FR0011176 A FR 0011176A FR 0011176 A FR0011176 A FR 0011176A FR 2813699 B1 FR2813699 B1 FR 2813699B1
Authority
FR
France
Prior art keywords
shell
display screen
data processing
portable data
backlight display
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.)
Expired - Fee Related
Application number
FR0011176A
Other languages
English (en)
Other versions
FR2813699A1 (fr
Inventor
Denis Pradel
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Priority to FR0011176A priority Critical patent/FR2813699B1/fr
Priority to GB0120386A priority patent/GB2370404A/en
Priority to DE10141775A priority patent/DE10141775A1/de
Publication of FR2813699A1 publication Critical patent/FR2813699A1/fr
Application granted granted Critical
Publication of FR2813699B1 publication Critical patent/FR2813699B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/002—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
    • 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
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/003—Lens or lenticular sheet or layer
    • 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
    • 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
    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means 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
    • G02B6/0055—Reflecting element, sheet or layer
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR0011176A 2000-09-01 2000-09-01 Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil Expired - Fee Related FR2813699B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0011176A FR2813699B1 (fr) 2000-09-01 2000-09-01 Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil
GB0120386A GB2370404A (en) 2000-09-01 2001-08-22 Portable data processing apparatus with backlit display screen and shell of such an apparatus
DE10141775A DE10141775A1 (de) 2000-09-01 2001-08-25 Tragbares Datenverarbeitungsgerät mit retrobeleuchtetem Datensichtschirm und Gehäuse für ein solches Gerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0011176A FR2813699B1 (fr) 2000-09-01 2000-09-01 Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil

Publications (2)

Publication Number Publication Date
FR2813699A1 FR2813699A1 (fr) 2002-03-08
FR2813699B1 true FR2813699B1 (fr) 2003-01-24

Family

ID=8853889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0011176A Expired - Fee Related FR2813699B1 (fr) 2000-09-01 2000-09-01 Appareil portable de traitement de donnees a ecran d'affichage a retro-eclairage et coque d'un tel appareil

Country Status (3)

Country Link
DE (1) DE10141775A1 (fr)
FR (1) FR2813699B1 (fr)
GB (1) GB2370404A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602005017049D1 (de) * 2005-10-26 2009-11-19 Research In Motion Ltd System und Verfahren zur Bereitstellung von Umgebungslicht für eine Anzeige einer elektronischen Vorrichtung
US7213955B1 (en) 2005-10-26 2007-05-08 Research In Motion Limited System and method for providing ambient light to a display in an electronic device
US8149351B2 (en) 2008-12-08 2012-04-03 3M Innovative Properties Company Passive and hybrid daylight-coupled backlights for sunlight viewable displays
US8339542B2 (en) 2009-06-26 2012-12-25 3M Innovative Properties Company Passive and hybrid daylight-coupled N-stack and collapsible backlights for sunlight viewable displays
US8228463B2 (en) 2009-11-18 2012-07-24 3M Innovative Properties Company Passive daylight-coupled backlight with turning film having prisms with chaos for sunlight viewable displays
US8384852B2 (en) 2010-11-22 2013-02-26 3M Innovative Properties Company Hybrid daylight-coupled backlights for sunlight viewable displays
CN102913848B (zh) * 2012-11-12 2014-01-22 深圳市华星光电技术有限公司 一种日光辅助的侧边式背光模组及液晶显示器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3409444B2 (ja) * 1994-06-30 2003-05-26 ソニー株式会社 Ｌｃｄの照光機構
JPH1152374A (ja) * 1997-08-08 1999-02-26 Sanyo Electric Co Ltd 集光機構付液晶表示装置
JPH11119701A (ja) * 1997-10-13 1999-04-30 Sanyo Electric Co Ltd バックライト
JPH11212092A (ja) * 1998-01-23 1999-08-06 Kawaguchiko Seimitsu Kk 液晶表示装置
JPH11249136A (ja) * 1998-03-05 1999-09-17 Sony Corp バックライト装置
JP2000241800A (ja) * 1999-02-22 2000-09-08 Olympus Optical Co Ltd カメラの表示装置
EP1132677A3 (fr) * 1999-04-30 2003-08-06 Matsushita Electric Industrial Co., Ltd. Dispositif d'éclairage et dispositif d'affichage à cristaux liquides
JP2000162576A (ja) * 2000-01-01 2000-06-16 Seiko Epson Corp 液晶表示装置およびそれを用いたデジタルカメラ

Also Published As

Publication number Publication date
DE10141775A1 (de) 2002-03-28
FR2813699A1 (fr) 2002-03-08
GB0120386D0 (en) 2001-10-17
GB2370404A (en) 2002-06-26

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Legal Events

Date Code Title Description
ST Notification of lapse