DE69122075D1 - Dünne Plattenleuchte - Google Patents

Dünne Plattenleuchte

Info

Publication number
DE69122075D1
DE69122075D1 DE69122075T DE69122075T DE69122075D1 DE 69122075 D1 DE69122075 D1 DE 69122075D1 DE 69122075 T DE69122075 T DE 69122075T DE 69122075 T DE69122075 T DE 69122075T DE 69122075 D1 DE69122075 D1 DE 69122075D1
Authority
DE
Germany
Prior art keywords
panel
light
thin plate
input
plate lamp
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
DE69122075T
Other languages
English (en)
Other versions
DE69122075T2 (de
Inventor
David J Pristash
Jeffery R Parker
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.)
Rambus International Ltd
Original Assignee
Lumitex Inc
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 Lumitex Inc filed Critical Lumitex Inc
Publication of DE69122075D1 publication Critical patent/DE69122075D1/de
Application granted granted Critical
Publication of DE69122075T2 publication Critical patent/DE69122075T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • 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
    • G02B6/0028—Light guide, e.g. taper
    • 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
    • G09F2013/1822—Stair-cased profiled window
    • 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
    • G09F2013/1827—Prismatic window
DE69122075T 1991-01-16 1991-01-16 Dünne Plattenleuchte Expired - Lifetime DE69122075T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91300318A EP0495273B1 (de) 1991-01-16 1991-01-16 Dünne Plattenleuchte

Publications (2)

Publication Number Publication Date
DE69122075D1 true DE69122075D1 (de) 1996-10-17
DE69122075T2 DE69122075T2 (de) 1997-04-03

Family

ID=8208160

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69122075T Expired - Lifetime DE69122075T2 (de) 1991-01-16 1991-01-16 Dünne Plattenleuchte

Country Status (3)

Country Link
EP (1) EP0495273B1 (de)
AT (1) ATE142763T1 (de)
DE (1) DE69122075T2 (de)

Families Citing this family (53)

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FR2716030B1 (fr) * 1994-02-10 1996-04-19 Philippe Brun Panneau notamment utilisable dans le domaine de la signalétique.
DE29512834U1 (de) * 1995-08-09 1996-12-12 Gez Ges Elekt Zugausruest Beleuchtungseinrichtung
NO965312L (no) * 1996-12-11 1998-06-12 Skiltprodusenten G O Mekaniske Anordning ved belysning av trafikkskilt, reklameskilt, opplysningsskilt og lignende
GB2334806A (en) * 1998-02-26 1999-09-01 Taiwan Liton Electronic Co Ltd Enhanced back light structure
FR2776811B1 (fr) * 1998-03-25 2001-12-14 Christophe Blanc Dispositif lumineux eclaire par la tranche
US6134092A (en) * 1998-04-08 2000-10-17 Teledyne Lighting And Display Products, Inc. Illumination device for non-emissive displays
JP2000352607A (ja) * 1999-06-11 2000-12-19 Dainippon Printing Co Ltd 光拡散フィルム、その製造方法、面光源及び表示装置
DE19957584A1 (de) * 1999-11-30 2003-04-03 Ludwig Leuchten Kg Leuchte
FR2802308B1 (fr) 1999-12-09 2002-03-08 Gc Comm Procede et dispositif d'usinage par laser de guides de lumiere, guides de lumiere obtenus et ecrans retro-elaires incorporant ces guides
EP1313985A2 (de) * 2000-08-24 2003-05-28 Sunamic Visualisierung und Netzwerk GMBH Vorsatzoptik für outdoor-led-video-paneele
FR2823554B1 (fr) * 2001-04-12 2003-07-25 Gc Comm Appareil d'eclairage a diodes et guides optiques minces
DE10201556A1 (de) * 2002-01-17 2003-07-31 Ludwig Leuchten Kg Plattenleuchte
EP1478954B1 (de) * 2002-02-22 2007-12-05 Lumileds Lighting B.V. Kompaktes beleuchtungssystem und anzeigevorrichtung
US7417782B2 (en) 2005-02-23 2008-08-26 Pixtronix, Incorporated Methods and apparatus for spatial light modulation
KR20060065713A (ko) * 2003-09-08 2006-06-14 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 다수의 광 전송 로드를 포함하는 도광 시스템
CN1849533A (zh) * 2003-09-08 2006-10-18 皇家飞利浦电子股份有限公司 包含片状三角形导向构件的光导系统
US7742016B2 (en) 2005-02-23 2010-06-22 Pixtronix, Incorporated Display methods and apparatus
US7746529B2 (en) 2005-02-23 2010-06-29 Pixtronix, Inc. MEMS display apparatus
US9158106B2 (en) 2005-02-23 2015-10-13 Pixtronix, Inc. Display methods and apparatus
US8310442B2 (en) 2005-02-23 2012-11-13 Pixtronix, Inc. Circuits for controlling display apparatus
US7675665B2 (en) 2005-02-23 2010-03-09 Pixtronix, Incorporated Methods and apparatus for actuating displays
US8519945B2 (en) 2006-01-06 2013-08-27 Pixtronix, Inc. Circuits for controlling display apparatus
US7755582B2 (en) 2005-02-23 2010-07-13 Pixtronix, Incorporated Display methods and apparatus
US8159428B2 (en) 2005-02-23 2012-04-17 Pixtronix, Inc. Display methods and apparatus
US9261694B2 (en) 2005-02-23 2016-02-16 Pixtronix, Inc. Display apparatus and methods for manufacture thereof
US9082353B2 (en) 2010-01-05 2015-07-14 Pixtronix, Inc. Circuits for controlling display apparatus
US20070205969A1 (en) 2005-02-23 2007-09-06 Pixtronix, Incorporated Direct-view MEMS display devices and methods for generating images thereon
US9229222B2 (en) 2005-02-23 2016-01-05 Pixtronix, Inc. Alignment methods in fluid-filled MEMS displays
US7999994B2 (en) 2005-02-23 2011-08-16 Pixtronix, Inc. Display apparatus and methods for manufacture thereof
US8482496B2 (en) 2006-01-06 2013-07-09 Pixtronix, Inc. Circuits for controlling MEMS display apparatus on a transparent substrate
BRPI0706514A2 (pt) * 2006-01-12 2011-03-29 Ppg Ind Ohio Inc dispositivos expositores e método de fabricação de painel expositor
US8526096B2 (en) 2006-02-23 2013-09-03 Pixtronix, Inc. Mechanical light modulators with stressed beams
US7876489B2 (en) 2006-06-05 2011-01-25 Pixtronix, Inc. Display apparatus with optical cavities
WO2008051362A1 (en) 2006-10-20 2008-05-02 Pixtronix, Inc. Light guides and backlight systems incorporating light redirectors at varying densities
US7852546B2 (en) 2007-10-19 2010-12-14 Pixtronix, Inc. Spacers for maintaining display apparatus alignment
US9176318B2 (en) 2007-05-18 2015-11-03 Pixtronix, Inc. Methods for manufacturing fluid-filled MEMS displays
AU2007354904B2 (en) 2007-06-14 2014-06-26 Avery Dennison Corporation Illuminated graphical and information display
US8248560B2 (en) 2008-04-18 2012-08-21 Pixtronix, Inc. Light guides and backlight systems incorporating prismatic structures and light redirectors
US8092035B2 (en) 2008-09-10 2012-01-10 Man-D-Tec Illumination method and assembly
US8169679B2 (en) 2008-10-27 2012-05-01 Pixtronix, Inc. MEMS anchors
WO2011050982A1 (de) 2009-10-29 2011-05-05 Arno Martin Sauer Platte zur herstellung eines led beleuchteten schildes
KR20120132680A (ko) 2010-02-02 2012-12-07 픽스트로닉스 인코포레이티드 저온 실 유체 충전된 디스플레이 장치의 제조 방법
JP2013519122A (ja) 2010-02-02 2013-05-23 ピクストロニックス・インコーポレーテッド ディスプレイ装置を制御するための回路
ITTV20100123A1 (it) * 2010-09-08 2012-03-09 Sole Spa Dispositivo retroilluminante piano a spessore sottile per componenti luminosi di interni auto, con sorgente luminosa a led e con distribuzione della luce migliorata per il tramite di una guida-luce a sezione variabile e micro-ottiche ellittiche super
DE102012211747A1 (de) * 2012-07-05 2014-01-09 Osram Gmbh Beleuchtungsvorrichtung
US9134552B2 (en) 2013-03-13 2015-09-15 Pixtronix, Inc. Display apparatus with narrow gap electrostatic actuators
US9696022B2 (en) 2013-03-14 2017-07-04 Mandy Holdings Lllp Downward illumination assembly
US9200784B2 (en) 2013-03-15 2015-12-01 Man-D-Tec, Inc. Downward illumination assembly
US9933144B2 (en) 2013-09-20 2018-04-03 Man-D-Tec, Inc. Light fixture mounting assembly
US9453639B2 (en) 2013-09-24 2016-09-27 Mandy Holdings Lllp Rectilinear light source for elevator interior
DE102013220122A1 (de) * 2013-10-04 2015-04-09 Automotive Lighting Reutlingen Gmbh Lichtleiter für Kfz-Beleuchtungseinrichtung
EP3961292A4 (de) 2019-04-26 2022-06-22 Panasonic Intellectual Property Management Co., Ltd. Optisches system, beleuchtungssystem, anzeigesystem und mobiler körper
US11898720B2 (en) 2020-01-15 2024-02-13 Man-D-Tec, Inc. Downlight fixture housing fabrication

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE652165C (de) * 1935-07-25 1937-10-26 Ludwig Alexander Leuchtschild
FR1035788A (fr) * 1951-04-09 1953-08-31 Dispositif optique pour décoration ou publicité
FR2597642B1 (fr) * 1986-04-18 1990-01-12 Blanchet Pierre Dispositif d'affichage lumineux de documents translucides
US4907132A (en) * 1988-03-22 1990-03-06 Lumitex, Inc. Light emitting panel assemblies and method of making same
US5005108A (en) * 1989-02-10 1991-04-02 Lumitex, Inc. Thin panel illuminator

Also Published As

Publication number Publication date
ATE142763T1 (de) 1996-09-15
EP0495273A1 (de) 1992-07-22
EP0495273B1 (de) 1996-09-11
DE69122075T2 (de) 1997-04-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SOLID STATE OPTO LTD., BRECKSVILLE, OHIO, US

8327 Change in the person/name/address of the patent owner

Owner name: RAMBUS INTERNATIONAL LTD., GRAND CAYMAN, KY

8328 Change in the person/name/address of the agent

Representative=s name: MARKS & CLERK (LUXEMBOURG) LLP, LUXEMBOURG, LU