AU6439386A - Illumination device - Google Patents

Illumination device

Info

Publication number
AU6439386A
AU6439386A AU64393/86A AU6439386A AU6439386A AU 6439386 A AU6439386 A AU 6439386A AU 64393/86 A AU64393/86 A AU 64393/86A AU 6439386 A AU6439386 A AU 6439386A AU 6439386 A AU6439386 A AU 6439386A
Authority
AU
Australia
Prior art keywords
illumination device
illumination
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
AU64393/86A
Inventor
Not Given Name
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.)
Mannesmann VDO AG
Original Assignee
Mannesmann VDO AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25838793&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU6439386(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mannesmann VDO AG filed Critical Mannesmann VDO AG
Publication of AU6439386A publication Critical patent/AU6439386A/en
Abandoned legal-status Critical Current

Links

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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • 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
    • 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
    • G02F1/133604—Direct backlight with lamps
    • 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
    • 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
    • G02F2201/36—Airflow channels, e.g. constructional arrangements facilitating the flow of air

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
AU64393/86A 1985-12-13 1986-10-24 Illumination device Abandoned AU6439386A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3544059 1985-12-13
DE3544059 1985-12-13
DE3618516 1986-06-02
DE19863618516 DE3618516A1 (en) 1985-12-13 1986-06-02 LIGHTING DEVICE

Publications (1)

Publication Number Publication Date
AU6439386A true AU6439386A (en) 1987-06-18

Family

ID=25838793

Family Applications (1)

Application Number Title Priority Date Filing Date
AU64393/86A Abandoned AU6439386A (en) 1985-12-13 1986-10-24 Illumination device

Country Status (4)

Country Link
EP (1) EP0225977B1 (en)
AU (1) AU6439386A (en)
BR (1) BR8606141A (en)
DE (2) DE3618516A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU628427B2 (en) * 1988-12-16 1992-09-17 Krone Aktiengesellschaft Electro-optical flat-design display device, in particular LCD area
AU662431B2 (en) * 1992-06-09 1995-08-31 Eev Limited Displays

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6444336A (en) * 1987-08-10 1989-02-16 Nissan Motor Vehicle display device
US4934793A (en) * 1988-06-07 1990-06-19 Mcdonnell Douglas Corporation NVG compatible LCD
FR2703008B1 (en) † 1993-03-25 1995-06-16 Jaeger LOW THICKNESS DASHBOARD, PARTICULARLY FOR MOTOR VEHICLES.
DE4311937A1 (en) * 1993-04-10 1994-10-13 Telefunken Microelectron Light-emitting device
DE19516488A1 (en) * 1995-05-05 1996-11-07 Valeo Borg Instr Verw Gmbh Multi-color lighting device
DE29609245U1 (en) * 1996-05-23 1997-09-25 Trautwein Gmbh & Co, 45659 Recklinghausen Advertising order
DE19702344A1 (en) * 1997-01-23 1998-07-30 Zumtobel Licht Lighting arrangement for workplaces
KR100229615B1 (en) * 1997-01-28 1999-11-15 구자홍 Lcd device
DE10250675A1 (en) * 2002-10-31 2004-05-19 Hella Kg Hueck & Co. Display unit, especially for motor vehicles, has illumination element with diffusing coating that is joined to smoked glass coating over their areas
DE10258176C5 (en) * 2002-12-12 2011-05-05 Continental Automotive Gmbh Lighting arrangement for operating and / or display instruments

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537971A (en) * 1944-12-19 1951-01-16 Jr Ralph J Dames Instrument illumination
US2837053A (en) * 1956-01-17 1958-06-03 Bendix Aviat Corp Indicating apparatus
US3027669A (en) * 1958-09-30 1962-04-03 George K C Hardesty Illumination system for instrument panel display
US3503365A (en) * 1966-10-17 1970-03-31 Stewart Warner Corp Translucent instrument dial means
DE2355134C2 (en) * 1973-11-05 1983-04-07 Vdo Adolf Schindling Ag, 6000 Frankfurt Display device
FR2324207A7 (en) * 1974-01-07 1977-04-08 Jaeger Uniformly illuminated light box - is for use in measurement apparatus and comprises mask between light source and dial
US4104627A (en) * 1974-05-03 1978-08-01 Merz & Bentili Nuklear Ag Digitale, an indicating device containing liquid crystals
JPS5287048A (en) * 1976-01-14 1977-07-20 Hitachi Ltd Liquid crystal dispaly element
JPS59133504A (en) * 1983-01-20 1984-07-31 Seiko Instr & Electronics Ltd Optical analog switch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU628427B2 (en) * 1988-12-16 1992-09-17 Krone Aktiengesellschaft Electro-optical flat-design display device, in particular LCD area
AU662431B2 (en) * 1992-06-09 1995-08-31 Eev Limited Displays

Also Published As

Publication number Publication date
EP0225977B1 (en) 1991-07-24
EP0225977A2 (en) 1987-06-24
BR8606141A (en) 1987-09-22
DE3618516A1 (en) 1987-06-19
DE3680484D1 (en) 1991-08-29
EP0225977A3 (en) 1988-11-09

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