DE3914448C2 - - Google Patents

Info

Publication number
DE3914448C2
DE3914448C2 DE19893914448 DE3914448A DE3914448C2 DE 3914448 C2 DE3914448 C2 DE 3914448C2 DE 19893914448 DE19893914448 DE 19893914448 DE 3914448 A DE3914448 A DE 3914448A DE 3914448 C2 DE3914448 C2 DE 3914448C2
Authority
DE
Germany
Prior art keywords
component
carrier body
light
arrangement according
emitting diode
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 - Lifetime
Application number
DE19893914448
Other languages
German (de)
English (en)
Other versions
DE3914448A1 (de
Inventor
Des Erfinders Auf Nennung Verzicht
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.)
LYDIA WUSTLICH VERTRIEB ELEKTRONISCHER BAUTEILE 4134 RHEINBERG DE
Original Assignee
LYDIA WUSTLICH VERTRIEB ELEKTRONISCHER BAUTEILE 4134 RHEINBERG DE
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 LYDIA WUSTLICH VERTRIEB ELEKTRONISCHER BAUTEILE 4134 RHEINBERG DE filed Critical LYDIA WUSTLICH VERTRIEB ELEKTRONISCHER BAUTEILE 4134 RHEINBERG DE
Priority to DE19893914448 priority Critical patent/DE3914448A1/de
Priority to PCT/DE1990/000313 priority patent/WO1990013885A1/de
Publication of DE3914448A1 publication Critical patent/DE3914448A1/de
Application granted granted Critical
Publication of DE3914448C2 publication Critical patent/DE3914448C2/de
Granted 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
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
    • 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
    • G02F1/1333—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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/18—Edge-illuminated signs
    • G09F2013/1804—Achieving homogeneous illumination
    • G09F2013/1831—Achieving homogeneous illumination using more than one light source
DE19893914448 1989-05-02 1989-05-02 Anordnung zur ausleuchtung von hintergrundflaechen Granted DE3914448A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19893914448 DE3914448A1 (de) 1989-05-02 1989-05-02 Anordnung zur ausleuchtung von hintergrundflaechen
PCT/DE1990/000313 WO1990013885A1 (de) 1989-05-02 1990-05-01 Flächendisplay zur ausleuchtung von hintergrundflächen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893914448 DE3914448A1 (de) 1989-05-02 1989-05-02 Anordnung zur ausleuchtung von hintergrundflaechen

Publications (2)

Publication Number Publication Date
DE3914448A1 DE3914448A1 (de) 1990-11-08
DE3914448C2 true DE3914448C2 (ja) 1992-07-09

Family

ID=6379915

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893914448 Granted DE3914448A1 (de) 1989-05-02 1989-05-02 Anordnung zur ausleuchtung von hintergrundflaechen

Country Status (2)

Country Link
DE (1) DE3914448A1 (ja)
WO (1) WO1990013885A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4321823A1 (de) * 1993-07-01 1995-01-19 Telefunken Microelectron Beleuchtungseinheit für Leuchtschilder

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4208922C1 (en) * 1992-03-19 1993-05-27 Wustlich, Hans-Dieter Flat display background illuminator - has plastics-sealed PCB housing which displays by reflection using diffusing glass in sealing material
DE4237107C2 (de) * 1992-11-03 1994-10-06 Wustlich Holding Gmbh Beleuchtungsvorrichtung zur Ausleuchtung von Hintergrundflächen
DE4311018A1 (de) * 1993-03-31 1994-10-06 Osa Elektronik Gmbh Beleuchtete Anzeigeeinheit, insbesondere Namensschild, Hausnummer, Straßen- und Verkehrsschild, Informationstafel u. dgl.
DE4311937A1 (de) * 1993-04-10 1994-10-13 Telefunken Microelectron Lichtemittierende Vorrichtung
DE19510445A1 (de) * 1995-02-18 1996-08-29 Langmatz Lic Gmbh Am Mast zu befestigendes Anzeigemodul für Haltestellen o. dgl.
US6600175B1 (en) 1996-03-26 2003-07-29 Advanced Technology Materials, Inc. Solid state white light emitter and display using same
JPH11126029A (ja) * 1997-10-22 1999-05-11 Yazaki Corp 表示器
DE19845229C1 (de) * 1998-10-01 2000-03-09 Wustlich Daniel Mit Weißlicht arbeitende Hintergrundbeleuchtung
GB9918821D0 (en) * 1999-08-11 1999-10-13 Signwaves Limited Edgelit display panel assembly
GB2362019A (en) * 2000-03-14 2001-11-07 Porter Lancastrian Ltd An illuminated display panel.
EP1174661A1 (en) * 2000-07-17 2002-01-23 Designedge Europe Limited A luminaire
DE10102586A1 (de) * 2001-01-20 2002-07-25 Philips Corp Intellectual Pty Beleuchtungseinrichtung mit punktförmigen Lichtquellen
DE10102585A1 (de) * 2001-01-20 2002-07-25 Philips Corp Intellectual Pty Farbige Beleuchtungseinrichtung
GB2382212B (en) * 2001-10-17 2005-03-23 East Coast Nursery Products Lt A cot
GB0216787D0 (en) 2002-07-19 2002-08-28 Pilkington Plc Laminated glazing panel
DE10336937A1 (de) * 2003-08-07 2005-03-03 Gecco-Design Gmbh Flächenleuchte
DE102005059198A1 (de) 2005-12-06 2007-06-21 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Flächenleuchte
US7494246B2 (en) * 2007-06-06 2009-02-24 Philips Lumileds Lighting Company, Llc Thin luminaire for general lighting applications
DE102011000702A1 (de) * 2011-02-14 2012-08-16 Hella Kgaa Hueck & Co. Rollfeldverkehrszeichen

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1166442A (en) * 1966-02-08 1969-10-08 English Electric Co Ltd Bulb-Lit Panels
DE2045215A1 (de) * 1970-09-12 1972-03-16 Kayser E Reklameleuchtkörper
US3968584A (en) * 1974-07-18 1976-07-13 Kingston Willard L Illuminated sign
FR2408093A1 (fr) * 1977-11-07 1979-06-01 Anquetin Jacques Rampe lumineuse souple et son application a des panneaux a eclairage par la tranche
GB2027551B (en) * 1978-03-15 1982-08-11 Decca Ltd Illuminated panels
CA1102767A (en) * 1978-03-15 1981-06-09 Decca Limited Illuminated panels
GB2032088B (en) * 1978-10-03 1982-10-27 Carville Ltd Display panel
DE3112404A1 (de) * 1981-03-28 1982-10-07 Teldix Gmbh Grossflaechige beleuchtungseinrichtung
GB8423357D0 (en) * 1984-09-15 1984-11-07 Motorola Israel Ltd Flat light source
FR2596184A1 (fr) * 1986-03-18 1987-09-25 Boulay Patrick Dispositif d'eclairage de gravure et de serigraphie, sur plaque de verre acrylique
DK21487D0 (da) * 1987-01-15 1987-01-15 Nils Toft Pladeformet lysleder
FR2620795B1 (fr) * 1987-09-18 1992-02-28 Courageux Claude Diffuseur de lumiere
US4948242A (en) * 1988-03-22 1990-08-14 Donnelly Mirrors Limited Vehicle rearview mirror assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4321823A1 (de) * 1993-07-01 1995-01-19 Telefunken Microelectron Beleuchtungseinheit für Leuchtschilder

Also Published As

Publication number Publication date
WO1990013885A1 (de) 1990-11-15
DE3914448A1 (de) 1990-11-08

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition