FR3020147B1 - Systeme de generation d'images pour afficheur et afficheur associe pour vehicule automobile - Google Patents

Systeme de generation d'images pour afficheur et afficheur associe pour vehicule automobile Download PDF

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Publication number
FR3020147B1
FR3020147B1 FR1400928A FR1400928A FR3020147B1 FR 3020147 B1 FR3020147 B1 FR 3020147B1 FR 1400928 A FR1400928 A FR 1400928A FR 1400928 A FR1400928 A FR 1400928A FR 3020147 B1 FR3020147 B1 FR 3020147B1
Authority
FR
France
Prior art keywords
display
motor vehicle
generation system
image generation
associated 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.)
Active
Application number
FR1400928A
Other languages
English (en)
Other versions
FR3020147A1 (fr
Inventor
Francois Grandclerc
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.)
Valeo Comfort and Driving Assistance SAS
Original Assignee
Valeo Comfort and Driving Assistance SAS
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 Valeo Comfort and Driving Assistance SAS filed Critical Valeo Comfort and Driving Assistance SAS
Priority to FR1400928A priority Critical patent/FR3020147B1/fr
Priority to EP15725747.8A priority patent/EP3132308A1/fr
Priority to PCT/FR2015/051031 priority patent/WO2015159029A1/fr
Publication of FR3020147A1 publication Critical patent/FR3020147A1/fr
Application granted granted Critical
Publication of FR3020147B1 publication Critical patent/FR3020147B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • 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
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0118—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility
    • 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
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
FR1400928A 2014-04-17 2014-04-17 Systeme de generation d'images pour afficheur et afficheur associe pour vehicule automobile Active FR3020147B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1400928A FR3020147B1 (fr) 2014-04-17 2014-04-17 Systeme de generation d'images pour afficheur et afficheur associe pour vehicule automobile
EP15725747.8A EP3132308A1 (fr) 2014-04-17 2015-04-16 Systeme de generation d'image pour afficheur tete haute et afficheur tete haute associe pour vehicule automobile
PCT/FR2015/051031 WO2015159029A1 (fr) 2014-04-17 2015-04-16 Systeme de generation d'image pour afficheur tete haute et afficheur tete haute associe pour vehicule automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1400928A FR3020147B1 (fr) 2014-04-17 2014-04-17 Systeme de generation d'images pour afficheur et afficheur associe pour vehicule automobile

Publications (2)

Publication Number Publication Date
FR3020147A1 FR3020147A1 (fr) 2015-10-23
FR3020147B1 true FR3020147B1 (fr) 2023-03-10

Family

ID=51982592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1400928A Active FR3020147B1 (fr) 2014-04-17 2014-04-17 Systeme de generation d'images pour afficheur et afficheur associe pour vehicule automobile

Country Status (3)

Country Link
EP (1) EP3132308A1 (fr)
FR (1) FR3020147B1 (fr)
WO (1) WO2015159029A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3068488B1 (fr) * 2017-06-28 2019-08-16 Valeo Comfort And Driving Assistance Unite de generation d'image et afficheur tete haute comprenant une telle unite de generation d'image
FR3082630B1 (fr) * 2018-06-13 2020-07-10 Valeo Comfort And Driving Assistance Appareil de projection destine a un systeme d'affichage tete haute pour conducteur de vehicule automobile et systeme correspondant
FR3082631B1 (fr) * 2018-06-13 2021-01-15 Valeo Comfort & Driving Assistance Plaque translucide, procede de fabrication d'une telle plaque, appareil de projection et systeme d'affichage tete haute associes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10245580B4 (de) * 2002-09-27 2006-06-01 Siemens Ag Einrichtung zur Erzeugung eines Bildes
KR100619069B1 (ko) * 2005-02-16 2006-08-31 삼성전자주식회사 멀티칩 발광 다이오드 유닛, 이를 채용한 백라이트 유닛 및액정 표시 장치
US7513668B1 (en) * 2005-08-04 2009-04-07 Rockwell Collins, Inc. Illumination system for a head up display
WO2007030447A2 (fr) * 2005-09-06 2007-03-15 Wavien, Inc. Systeme de retroeclairage d'afficheur lcd presentant un melange de couleurs et un rendement ameliores
CN101165566A (zh) * 2006-10-20 2008-04-23 鸿富锦精密工业（深圳）有限公司 直下式背光模组
TW200821706A (en) * 2006-11-10 2008-05-16 Innolux Display Corp Backlight module and liquid crystal display using same
JP2009087716A (ja) * 2007-09-28 2009-04-23 Sharp Corp 照明装置、グレア抑制部材及び照明方法
JP5141962B2 (ja) * 2008-03-27 2013-02-13 日本精機株式会社 表示装置
WO2012029686A1 (fr) * 2010-09-03 2012-03-08 シャープ株式会社 Dispositif d'éclairage et dispositif d'affichage
JP2015118272A (ja) * 2013-12-18 2015-06-25 株式会社 オルタステクノロジー ヘッドアップディスプレイ装置用液晶表示装置及びヘッドアップディスプレイ装置

Also Published As

Publication number Publication date
FR3020147A1 (fr) 2015-10-23
EP3132308A1 (fr) 2017-02-22
WO2015159029A1 (fr) 2015-10-22

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