DE69217177D1 - Flächenartige Lichtquelle - Google Patents

Flächenartige Lichtquelle

Info

Publication number
DE69217177D1
DE69217177D1 DE69217177T DE69217177T DE69217177D1 DE 69217177 D1 DE69217177 D1 DE 69217177D1 DE 69217177 T DE69217177 T DE 69217177T DE 69217177 T DE69217177 T DE 69217177T DE 69217177 D1 DE69217177 D1 DE 69217177D1
Authority
DE
Germany
Prior art keywords
light source
flat light
flat
source
light
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
DE69217177T
Other languages
English (en)
Other versions
DE69217177T2 (de
Inventor
Kazuaki Yokoyama
Tsuyoshi Ishikawa
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.)
Enplas Corp
Original Assignee
Enplas Corp
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
Priority claimed from JP10533491U external-priority patent/JPH0547922U/ja
Priority claimed from JP3341747A external-priority patent/JP2838614B2/ja
Priority claimed from JP1992016237U external-priority patent/JP2580451Y2/ja
Priority claimed from JP1992024601U external-priority patent/JP2581308Y2/ja
Priority claimed from JP4296666A external-priority patent/JPH06123885A/ja
Application filed by Enplas Corp filed Critical Enplas Corp
Publication of DE69217177D1 publication Critical patent/DE69217177D1/de
Application granted granted Critical
Publication of DE69217177T2 publication Critical patent/DE69217177T2/de
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
    • G02B6/0033—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
    • 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • 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
    • 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
    • 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
    • G02B6/007—Incandescent lamp or gas discharge lamp
    • G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
DE69217177T 1991-11-28 1992-11-27 Flächenartige Lichtquelle Expired - Fee Related DE69217177T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP10533491U JPH0547922U (ja) 1991-11-28 1991-11-28 面光源装置
JP3341747A JP2838614B2 (ja) 1991-12-02 1991-12-02 導光体成形金型の作成方法
JP1992016237U JP2580451Y2 (ja) 1992-02-20 1992-02-20 面光源装置
JP1992024601U JP2581308Y2 (ja) 1992-03-25 1992-03-25 面光源装置
JP2460892 1992-03-25
JP4296666A JPH06123885A (ja) 1992-10-09 1992-10-09 面光源装置

Publications (2)

Publication Number Publication Date
DE69217177D1 true DE69217177D1 (de) 1997-03-13
DE69217177T2 DE69217177T2 (de) 1997-05-15

Family

ID=27548639

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69217177T Expired - Fee Related DE69217177T2 (de) 1991-11-28 1992-11-27 Flächenartige Lichtquelle

Country Status (3)

Country Link
US (2) US5584556A (de)
EP (1) EP0544332B1 (de)
DE (1) DE69217177T2 (de)

Families Citing this family (279)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5349503A (en) * 1991-12-31 1994-09-20 At&T Bell Laboratories Illuminated transparent display with microtextured back reflector
JPH06314069A (ja) * 1993-03-03 1994-11-08 Fujitsu Ltd 照明装置
US5863113A (en) * 1993-06-22 1999-01-26 Mitsubishi Rayon Co., Ltd. Plane light source unit
AU680265B2 (en) * 1993-08-18 1997-07-24 Ramasoft3 Pty Limited Optical fibre flat screen
WO1995012827A1 (fr) * 1993-11-05 1995-05-11 Enplas Corporation Dispositif a source lumineuse en surface
JPH07270603A (ja) * 1994-03-29 1995-10-20 Enplas Corp 光制御部材
AU686481B2 (en) * 1994-12-16 1998-02-05 Canon Kabushiki Kaisha Illumination device and liquid crystal display apparatus including same
EP0726695A3 (de) * 1995-02-07 1997-08-20 Matsushita Electric Ind Co Ltd Beleuchtungsverfahren und beipassendes Gerät
US6712481B2 (en) * 1995-06-27 2004-03-30 Solid State Opto Limited Light emitting panel assemblies
US7108414B2 (en) 1995-06-27 2006-09-19 Solid State Opto Limited Light emitting panel assemblies
JP3368110B2 (ja) * 1995-08-01 2003-01-20 キヤノン株式会社 光源装置及び光学機器
EP0781959A1 (de) * 1995-12-28 1997-07-02 AT&T Corp. Transparente Anzeige mit einer Beleuchtungsvorrichtung die einen rückseitigen Mikrotextur-Diffusor aufweist, und Herstellungsverfahren derselben
CN1078335C (zh) * 1996-02-01 2002-01-23 三菱丽阳株式会社 面光源元件及使用它的液晶显示装置和标志显示装置
US5961198A (en) * 1996-02-02 1999-10-05 Hitachi, Ltd. Liquid crystal display device and method of manufacturing backlighting light guide panel therefor
US6072551A (en) * 1996-02-14 2000-06-06 Physical Optics Corporation Backlight apparatus for illuminating a display with controlled light output characteristics
US5838403A (en) * 1996-02-14 1998-11-17 Physical Optics Corporation Liquid crystal display system with internally reflecting waveguide for backlighting and non-Lambertian diffusing
JP3473882B2 (ja) * 1996-02-20 2003-12-08 株式会社エンプラス 導光板及びサイドライト型面光源装置
JPH09274184A (ja) * 1996-04-04 1997-10-21 Dainippon Printing Co Ltd レンズフィルムおよびそれを用いた面光源装置
US5980054A (en) * 1996-05-09 1999-11-09 Matsushita Electric Industrial Co., Ltd. Panel-form illuminating system
US6002464A (en) * 1996-05-13 1999-12-14 Kuraray Co., Ltd. Light diffusing sheet having a layer incorporated with light diffusing material and a layer with a corrugated surface
US5897184A (en) * 1996-07-02 1999-04-27 Dimension Technologies, Inc. Reduced-thickness backlighter for autostereoscopic display and display using the backlighter
US5831698A (en) * 1996-08-20 1998-11-03 International Business Machines Corporation Electrically variable diffuser
US6264343B1 (en) * 1996-11-14 2001-07-24 Seiko Epson Corporation Input tablet and liquid crystal display device utilizing such tablet
NO965312L (no) * 1996-12-11 1998-06-12 Skiltprodusenten G O Mekaniske Anordning ved belysning av trafikkskilt, reklameskilt, opplysningsskilt og lignende
DE19652209A1 (de) 1996-12-16 1998-06-18 Bosch Gmbh Robert Beleuchtungseinheit
US6334689B1 (en) 1997-01-30 2002-01-01 Hitachi, Ltd. Liquid crystal display
US6478438B1 (en) 1997-02-14 2002-11-12 Enplas Corporation Side light type surface light source device
US6879354B1 (en) * 1997-03-28 2005-04-12 Sharp Kabushiki Kaisha Front-illuminating device and a reflection-type liquid crystal display using such a device
US6280043B1 (en) * 1997-05-14 2001-08-28 Enplas Corporation Surface light source device of side light type
AU7962298A (en) * 1997-06-17 1999-01-04 Baker Electronics, Inc. Optimized highly efficient large area modular flat panel display lighting de vice
US6154595A (en) * 1997-07-14 2000-11-28 Matsushita Electric Works, Ltd. Side-face illuminating optical fiber
US6036327A (en) * 1997-07-28 2000-03-14 Lucent Technologies Inc. Transparent display with diffuser backed microtextured illuminating device and method of manufacture therefor
JP3257457B2 (ja) * 1997-07-31 2002-02-18 株式会社日立製作所 液晶表示装置
DE29716013U1 (de) * 1997-09-06 1997-10-23 Hella Kg Hueck & Co Beleuchtungseinrichtung
US6164805A (en) * 1998-04-20 2000-12-26 Federal-Mogul World Wide, Inc. Illuminated door handle for a vehicle
US6168302B1 (en) 1997-12-09 2001-01-02 Cooper Automotive Products, Inc. Hybrid distributed lighting system for a vehicle
US6193399B1 (en) 1997-12-09 2001-02-27 Cooper Automotive Products, Inc. Optical waveguide structures for vehicle lighting
FR2776811B1 (fr) * 1998-03-25 2001-12-14 Christophe Blanc Dispositif lumineux eclaire par la tranche
US6234639B1 (en) * 1998-06-15 2001-05-22 Asahi Kogaku Kogyo Kabushiki Kaisha Polarization converter and lighting device for LCD panel
WO1999066355A2 (en) * 1998-06-19 1999-12-23 Fiberstars, Inc. Lighting fixture for fiber optics and method
TW523627B (en) 1998-07-14 2003-03-11 Hitachi Ltd Liquid crystal display device
JP2000111900A (ja) * 1998-10-02 2000-04-21 Sony Corp 反射型表示装置
US6430339B1 (en) * 1998-10-15 2002-08-06 Federal-Mogul World Wide, Inc. Low profile waveguide system
JP3839998B2 (ja) * 1998-10-28 2006-11-01 シャープ株式会社 バックライト
TW422346U (en) * 1998-11-17 2001-02-11 Ind Tech Res Inst A reflector device with arc diffusion uint
FI106323B (fi) 1998-12-30 2001-01-15 Nokia Mobile Phones Ltd Taustavalaistuksen valonjohdin litteälle näytölle
US6256447B1 (en) 1998-12-31 2001-07-03 Physical Optics Corporation Backlight for correcting diagonal line distortion
TW426158U (en) * 1999-01-07 2001-03-11 Ind Tech Res Inst Backlight source apparatus
JP2000243120A (ja) * 1999-02-16 2000-09-08 Minebea Co Ltd 面状照明装置
US6402334B1 (en) * 1999-02-18 2002-06-11 Garmin Corporation Light pipe with quadraspherical depressions for display panels
US6752505B2 (en) * 1999-02-23 2004-06-22 Solid State Opto Limited Light redirecting films and film systems
WO2000050808A1 (en) * 1999-02-24 2000-08-31 3M Innovative Properties Company Illumination device for producing predetermined intensity patterns
AU2003203437B2 (en) * 1999-03-26 2006-12-21 Nebbel Pty Ltd Display device
AUPP944699A0 (en) * 1999-03-26 1999-04-22 B.T.B.H. Holdings Limited A display system
DE19923225B4 (de) * 1999-05-20 2009-10-22 Zumtobel Staff Gmbh Optisches Element zur Umlenkung von Lichtstrahlen und Herstellungsverfahren
DE19923226A1 (de) * 1999-05-20 2000-11-23 Zumtobel Staff Gmbh Optisches Element mit Mikroprismenstruktur zur Umlenkung von Lichtstrahlen
KR20010001951A (ko) 1999-06-10 2001-01-05 구본준 보조광원 장치를 가진 반사형 액정표시장치
JP2000352719A (ja) * 1999-06-14 2000-12-19 Nec Corp 液晶表示装置用導光板及びその製造方法
AU1468200A (en) * 1999-07-01 2001-01-22 3M Innovative Properties Company Display assembly having a front light guide
WO2001006175A1 (fr) * 1999-07-21 2001-01-25 Nippon Sheet Glass Co., Ltd. Formation d'un eclairage plat et d'un motif diffusant
JP3570708B2 (ja) * 1999-09-10 2004-09-29 株式会社エンプラス 導光板、サイドライト型面光源装置及び液晶表示装置
US6425673B1 (en) * 1999-09-20 2002-07-30 Mitsubisshi Chemical Corporation Light guide pipe having elongate roughened protrusions and/or roughened concaves, planar light source unit having a broad viewing angle characteristic, and liquid crystal display device
DE50012190D1 (de) * 1999-12-01 2006-04-20 Siteco Beleuchtungstech Gmbh Lichtleiterleuchte mit einer uneinheitlichen lichtbrechenden Struktur
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
KR100769779B1 (ko) * 2000-01-13 2007-10-24 닛토덴코 가부시키가이샤 광학 필름 및 액정 디스플레이 장치
EP1143269B1 (de) * 2000-01-13 2007-03-14 Nitto Denko Corporation Polarisator zur Änderung des optischen Wegs
JP2001194534A (ja) 2000-01-13 2001-07-19 Nitto Denko Corp 導光板及びその製造方法
WO2001056265A2 (de) * 2000-01-25 2001-08-02 4D-Vision Gmbh Verfahren und anordnung zur räumlichen darstellung
JP4609962B2 (ja) * 2000-02-02 2011-01-12 日東電工株式会社 光学フィルム
JP4442836B2 (ja) 2000-02-02 2010-03-31 日東電工株式会社 光学フィルム
JP2001228315A (ja) * 2000-02-14 2001-08-24 Nitto Denko Corp 反射板及び液晶表示装置
DE10053867B4 (de) * 2000-03-15 2006-01-12 X3D Technologies Gmbh Beleuchtungsvorrichtung
TW514709B (en) * 2000-05-04 2002-12-21 Koninkl Philips Electronics Nv Illumination system and display device
US6331915B1 (en) * 2000-06-13 2001-12-18 Kenneth J. Myers Lighting element including light emitting diodes, microprism sheet, reflector, and diffusing agent
JP3932407B2 (ja) * 2000-07-03 2007-06-20 ミネベア株式会社 面状照明装置
WO2002005022A1 (fr) * 2000-07-11 2002-01-17 Mitsubishi Chemical Corporation Dispositif a source de lumiere en surface
JP2002131552A (ja) 2000-10-24 2002-05-09 Nitto Denko Corp 導光板、面光源装置及び反射型液晶表示装置
TW557373B (en) * 2000-10-25 2003-10-11 Lumileds Lighting Bv Illumination system and display device
US6485166B1 (en) * 2000-10-31 2002-11-26 Acuity Brands, Inc. Plastic globe for use in lighting applications and method of making same
KR100432438B1 (ko) 2001-01-18 2004-05-22 주식회사 송산 빛을 회절 및 확산시키는 프리즘 디퓨저
JP4662402B2 (ja) 2001-03-12 2011-03-30 日東電工株式会社 外光及び照明両モード用のフロントライト用の導光板、外光及び照明両モード用のフロントライト用の面光源装置並びに外光及び照明両モード用のフロントライト式の反射型液晶表示装置
US6471379B2 (en) 2001-03-21 2002-10-29 Federal-Mogul World Wide, Inc. Waveguide illumination assembly for an automobile license plate
KR100799156B1 (ko) * 2001-07-13 2008-01-29 삼성전자주식회사 도광판, 이의 제조 방법, 이를 이용한 액정표시장치
JP4049624B2 (ja) * 2001-07-27 2008-02-20 株式会社エンプラス 面光源装置、画像表示装置及び導光板
CN100392491C (zh) * 2001-07-27 2008-06-04 株式会社恩普乐 面光源装置及导光板
US6827460B2 (en) * 2001-08-03 2004-12-07 Casio Computer Co., Ltd. Lighting panel having light-collecting function and display device using same
US6755534B2 (en) 2001-08-24 2004-06-29 Brookhaven Science Associates Prismatic optical display
JP3823289B2 (ja) * 2001-09-21 2006-09-20 ミネベア株式会社 面状照明装置
CN100460751C (zh) * 2001-10-04 2009-02-11 三菱丽阳株式会社 面光源装置及其中使用的导光体
US20040212757A1 (en) * 2001-12-27 2004-10-28 Lee Jeong-Hwan Liquid crystal display apparatus
US6796700B2 (en) 2002-02-02 2004-09-28 Edward Robert Kraft Flat panel luminaire with remote light source and hollow light pipe for back lit signage applications
WO2003067290A2 (en) * 2002-02-02 2003-08-14 Kraft Edward R Light emitting flat panel with embedded light guides for general lighting luminaire
US6908204B2 (en) 2002-02-02 2005-06-21 Edward Robert Kraft Flat panel luminaire having embedded light guides
FI20020761A0 (fi) * 2002-04-19 2002-04-19 Nokia Corp Menetelmä muovipuristeisen indikaattorisymbolin valmistamiseksi ja muovipuristeinen indikaattorisymboli
KR100897745B1 (ko) * 2002-06-26 2009-05-15 삼성전자주식회사 백 라이트 어셈블리 및 이를 갖는 직하형 액정 표시 장치
JP2004061922A (ja) * 2002-07-30 2004-02-26 Sony Corp 光反射表示方法、光反射表示装置および電子機器
KR100472468B1 (ko) * 2002-08-07 2005-03-10 삼성전자주식회사 광가이드 및 이를 적용한 화상형성장치
TWI247142B (en) * 2002-11-20 2006-01-11 Hon Hai Prec Ind Co Ltd Light guide plate used for backlight module
TW587708U (en) * 2002-12-17 2004-05-11 Hon Hai Prec Ind Co Ltd Large size light guide plate and surface lighting system using the same
JP2006511844A (ja) * 2002-12-20 2006-04-06 イクスドライデー テヒノロギーズ ゲーエムベーハー 二次元または三次元表示のための装置
TW556844U (en) * 2002-12-20 2003-10-01 Hon Hai Prec Ind Co Ltd Lightguide plate and surface-light source
DE10261657A1 (de) * 2002-12-20 2004-07-01 X3D Technologies Gmbh Anordnung zur zwei-oder dreidimensionalen Darstellung
TWI280427B (en) * 2003-01-29 2007-05-01 Hon Hai Prec Ind Co Ltd Back light module
TW595723U (en) * 2003-03-06 2004-06-21 Taiwan Nano Electro Opt Tech Adjusting device for brightness and darkness area of point source
US7278766B2 (en) * 2003-04-04 2007-10-09 Honeywell International Inc. LED based light guide for dual mode aircraft formation lighting
DE10325146A1 (de) 2003-05-30 2004-12-16 X3D Technologies Gmbh Verfahren und Anordnung zur räumlichen Darstellung
TWM243658U (en) * 2003-06-13 2004-09-11 Hon Hai Prec Ind Co Ltd Planar light source device
DE10330050A1 (de) * 2003-07-03 2005-02-03 Veutron Corporation Lichtwellenleiterplatte für ein Hintergrundbeleuchtungsmodul
TWI461758B (zh) * 2003-08-13 2014-11-21 Sumitomo Chemical Co 製備抗眩光學膜的方法
TW200515063A (en) * 2003-10-31 2005-05-01 Hon Hai Prec Ind Co Ltd Back light source device and the light guide plate
JP4273930B2 (ja) * 2003-10-31 2009-06-03 ソニー株式会社 導光板及びバックライト装置
KR100971392B1 (ko) * 2003-12-24 2010-07-21 엘지디스플레이 주식회사 액정표시장치
CN100417989C (zh) * 2004-03-19 2008-09-10 友达光电股份有限公司 背光模块及其导光板
JP2005276453A (ja) * 2004-03-23 2005-10-06 Yowa:Kk 面光源用導光板
US7883254B2 (en) * 2004-08-06 2011-02-08 Kuraray Co., Ltd. Light guide plate, production method therefor, and surface light source device provided with it
JP2006093104A (ja) * 2004-08-25 2006-04-06 Seiko Instruments Inc 照明装置およびそれを用いた表示装置
KR101133756B1 (ko) * 2004-08-30 2012-04-09 삼성전자주식회사 도광판과 이를 구비한 백라이트 어셈블리 및 액정표시장치
JP4220479B2 (ja) * 2004-09-02 2009-02-04 鴻富錦精密工業（深▲セン▼）有限公司 導光板及び背光モジュール
TWI241038B (en) * 2004-09-14 2005-10-01 Ind Tech Res Inst Light emitting diode structure and fabrication method thereof
DE102004046386A1 (de) * 2004-09-24 2006-04-06 Schefenacker Vision Systems Germany Gmbh & Co. Kg Lichtleiter für Leuchten, insbesondere für Leuchten von Kraftfahrzeugen
KR100889431B1 (ko) * 2004-09-28 2009-03-23 미츠비시 레이온 가부시키가이샤 면광원 장치
US20060077555A1 (en) * 2004-10-08 2006-04-13 Chen Ching W Diffuse optical films
TWI332096B (en) * 2004-10-29 2010-10-21 Hon Hai Prec Ind Co Ltd Backlight module
US9343003B2 (en) * 2004-10-29 2016-05-17 George O. Podd Backlit graphic display device with device-to-surface mounts
US8646194B2 (en) * 2004-10-29 2014-02-11 George O. Podd Lighting device
US20060104089A1 (en) * 2004-11-18 2006-05-18 Tsinghua University Light guide plate and a backlight module using the same
CN100445827C (zh) * 2004-11-18 2008-12-24 清华大学 导光板和背光模组
CN100376966C (zh) * 2004-12-29 2008-03-26 鸿富锦精密工业（深圳）有限公司 导光板
US7908080B2 (en) 2004-12-31 2011-03-15 Google Inc. Transportation routing
US7284893B2 (en) * 2005-03-09 2007-10-23 K-Bridge Electronics Co., Ltd. Light equalizing structure of backlight modules
CN2777594Y (zh) * 2005-03-12 2006-05-03 群康科技(深圳)有限公司 背光模组和液晶显示装置
JPWO2006100744A1 (ja) * 2005-03-18 2008-08-28 富士通株式会社 導光板および光源ユニット並びにディスプレイパネルユニットおよび電子機器
EP1875126A4 (de) * 2005-04-29 2009-08-05 Eveready Battery Inc Lichtverteiler
KR101253057B1 (ko) * 2005-07-07 2013-04-10 삼성디스플레이 주식회사 액정표시장치
JP4548254B2 (ja) * 2005-07-21 2010-09-22 オムロン株式会社 面光源装置
US20070171529A1 (en) * 2005-10-26 2007-07-26 Speed Tech Corp. Method for manufacturing optical element
KR100744283B1 (ko) * 2005-12-05 2007-07-30 삼성전자주식회사 키 패드와 그 제작 방법
TW200725076A (en) * 2005-12-29 2007-07-01 Speed Tech Corp Method of adjusting diffusing and condensing light ability of optical element
WO2007080772A1 (ja) * 2006-01-10 2007-07-19 Rohm Co., Ltd. 導光部材およびこれを用いた線状光源装置
ITMI20061203A1 (it) * 2006-06-22 2007-12-23 X X
JP4695626B2 (ja) * 2006-06-30 2011-06-08 株式会社東芝 照明装置及び液晶表示装置
TWI301533B (en) * 2006-08-14 2008-10-01 Ind Tech Res Inst Optical diffusion module
TWI295355B (en) * 2006-08-30 2008-04-01 Ind Tech Res Inst Optical diffusion module and method of manufacturing optical diffusion structure
US8620422B2 (en) * 2006-09-28 2013-12-31 Cvrx, Inc. Electrode array structures and methods of use for cardiovascular reflex control
EP2080045A1 (de) 2006-10-20 2009-07-22 Pixtronix Inc. Lichtleiter und rücklichtsysteme mit lichtumlenkern bei variierenden dichten
DE202006017445U1 (de) * 2006-11-14 2007-08-02 Demmel Ag Lichtmodul, insbesondere für einen hinterleuchtbaren Schriftzug in einer Frontblende
GB2443849A (en) * 2006-11-20 2008-05-21 Sharp Kk Backlight and display
CN101191862A (zh) * 2006-11-20 2008-06-04 鸿富锦精密工业（深圳）有限公司 光学板及其制备方法
US7967495B2 (en) * 2007-01-17 2011-06-28 Toyoda Gosei Co., Ltd. Scuff plate
US7740391B2 (en) * 2007-02-21 2010-06-22 Wintek Corporation Backlight module
CN101261338B (zh) * 2007-03-06 2012-08-29 鸿富锦精密工业（深圳）有限公司 导光板制备方法
TWI368082B (en) * 2007-03-15 2012-07-11 Au Optronics Corp Display panel
DE102007015747A1 (de) * 2007-03-30 2008-10-02 Erich Utsch Ag Lichtleiteranordnung zur Ausleuchtung eines an einem Kfz befestigten retroreflektierenden Kfz-Kennzeichenschilds, Montagevorrichtung mit einer solchen Lichtleiteranordnung sowie beleuchtete retroreflektierende Kfz-Kennzeichen......
EP2145216A1 (de) * 2007-05-04 2010-01-20 Noctron Soparfi S.A. Beleuchtungsvorrichtung sowie flüssigkristall-bildschirm mit einer solchen beleuchtungsvorrichtung
US20080292871A1 (en) * 2007-05-22 2008-11-27 Cheng-Hsin Yeh Optical Film Device
US7540648B2 (en) * 2007-06-29 2009-06-02 Entire Technology Co., Ltd. Diffusion plate assembly
CN101339268B (zh) * 2007-07-06 2011-07-27 鸿富锦精密工业（深圳）有限公司 背光模组及其光学板
CN101795840B (zh) 2007-09-06 2013-08-07 3M创新有限公司 形成模具的方法以及使用所述模具形成制品的方法
EP2205521A4 (de) * 2007-09-06 2013-09-11 3M Innovative Properties Co Werkzeug zur herstellung von mikrostrukturierten artikeln
JP5951928B2 (ja) 2007-09-06 2016-07-13 スリーエム イノベイティブ プロパティズ カンパニー 光出力の領域制御を提供する光抽出構造体を有する光ガイド
JP2009075253A (ja) * 2007-09-19 2009-04-09 Nippon Sheet Glass Co Ltd ライン照明装置
TWI363900B (en) 2007-10-04 2012-05-11 Ind Tech Res Inst Light guiding film
EP2208100B8 (de) * 2007-10-11 2017-08-16 3M Innovative Properties Company Chromatischer konfokalsensor
US7537352B2 (en) * 2007-10-22 2009-05-26 Young Optics Inc. Light emitting diode illumination device capable of providing uniformly polarized light
JP4935627B2 (ja) * 2007-10-30 2012-05-23 ソニー株式会社 光学素子および光学素子作製用原盤の製造方法
TW200921733A (en) * 2007-11-08 2009-05-16 Chicony Electronics Co Ltd Energy-efficient light-emitting module
JP2009128647A (ja) * 2007-11-26 2009-06-11 Hitachi Displays Ltd 液晶表示装置
US8455846B2 (en) * 2007-12-12 2013-06-04 3M Innovative Properties Company Method for making structures with improved edge definition
US20090214828A1 (en) * 2008-02-26 2009-08-27 Vicki Herzl Watkins Blunt tip prism film and methods for making the same
CN101960385B (zh) 2008-02-26 2012-11-07 3M创新有限公司 多光子曝光***
US8248560B2 (en) 2008-04-18 2012-08-21 Pixtronix, Inc. Light guides and backlight systems incorporating prismatic structures and light redirectors
GB0809385D0 (en) * 2008-05-23 2008-07-02 Design Led Products Ltd Light-guide apparatus
TWM347535U (en) * 2008-06-17 2008-12-21 yun-heng Xu Structural improvement of light guide plate
JP2010008569A (ja) * 2008-06-25 2010-01-14 Brother Ind Ltd 除電装置およびプロセスカートリッジ
TW201003701A (en) * 2008-07-11 2010-01-16 Darfon Electronics Corp Keycap and press key structure and key board using the same
TWI418855B (zh) * 2008-08-28 2013-12-11 Ind Tech Res Inst 多變曲率光學模組
TWI363888B (en) * 2008-09-22 2012-05-11 Au Optronics Corp Light guide plate, backlight module and liquid crystal dislay
JP5199830B2 (ja) * 2008-10-31 2013-05-15 セイコーインスツル株式会社 表示装置
EP2184628A3 (de) 2008-11-06 2010-10-06 CEAG Notlichtsysteme GmbH Leuchte, insbesondere Not-, Rettungs oder Sicherheitsleuchte
US8070341B2 (en) * 2008-12-18 2011-12-06 Visteon Global Technologies, Inc. Light pipe with uniformly lit appearance
US8909009B2 (en) * 2008-12-18 2014-12-09 3M Innovative Properties Company Light guides having enhanced light extraction
TWI407162B (zh) * 2009-04-30 2013-09-01 Coretronic Corp 導光板及背光模組
US20110019130A1 (en) * 2009-07-24 2011-01-27 Jun Seok Park Lcd including led
TWI409544B (zh) * 2009-11-23 2013-09-21 Global Lighting Technologies Method and Structure of Luminous Homogenization of Backlight Module
TW201124007A (en) * 2009-12-30 2011-07-01 Au Optronics Corp Substrate and substrate bonding device using the same
JP5028501B2 (ja) * 2010-01-20 2012-09-19 株式会社ジャパンディスプレイイースト 液晶表示装置
US20110219648A1 (en) * 2010-03-12 2011-09-15 Trevor James Led edge-lit signage utilizing digital print technology
TWI413820B (zh) * 2010-04-01 2013-11-01 Young Lighting Technology Corp 照明裝置與導光板
KR101767452B1 (ko) * 2010-07-05 2017-08-14 삼성디스플레이 주식회사 액정 표시 장치의 백라이트 유닛
CN102011981B (zh) * 2010-09-27 2012-06-27 友达光电股份有限公司 可切换视角的显示器及其背光模块
US9200781B2 (en) 2010-10-06 2015-12-01 Shoot The Moon Products Ii, Llc Light emitting decorative panels
US9134008B2 (en) * 2010-10-06 2015-09-15 Shoot The Moon Products Ii, Llc Light emitting decorative panels
KR101724065B1 (ko) * 2010-11-01 2017-04-07 삼성전자주식회사 지향성 도광판, 지향성 면광원 및 지향성 면광원을 채용한 3ｄ 영상 디스플레이 장치
US8562167B1 (en) 2010-11-05 2013-10-22 Peter Meier Inc, Llc Cabinet having a light-emitting-translucent-shelf
US8628230B2 (en) * 2010-12-03 2014-01-14 Olympus Corporation Reflecting structure, light-scattering member, light-guiding plate and lighting device
KR20120071755A (ko) * 2010-12-23 2012-07-03 엘지이노텍 주식회사 평판조명용 도광판 및 그 제조방법, 이를 이용한 평판조명장치
JP2013012422A (ja) * 2011-06-30 2013-01-17 Hitachi Consumer Electronics Co Ltd バックライト装置及びこれを用いた液晶表示装置
JP5776401B2 (ja) * 2011-07-21 2015-09-09 セイコーエプソン株式会社 液晶表示装置、電子機器および照明装置
US9303204B2 (en) * 2011-11-30 2016-04-05 Chin Piao Kuo Planar light source device and method of manufacturing same
TWI553358B (zh) * 2011-12-23 2016-10-11 鴻海精密工業股份有限公司 導光板及採用該導光板之背光模組
CN103176238B (zh) * 2011-12-26 2017-03-01 鸿富锦精密工业（深圳）有限公司 导光板及采用该导光板的背光模组
CN103176637B (zh) * 2011-12-26 2016-06-08 群康科技(深圳)有限公司 显示面板及其装饰框的制造方法与应用的触控显示***
FR2985300A1 (fr) * 2012-01-04 2013-07-05 Peugeot Citroen Automobiles Sa Dispositif de protection assurant au moins une fonction d'eclairage par transfert de lumiere au moyen de renfoncement(s) defini(s) dans une paroi transparente
JP5553077B2 (ja) * 2012-03-15 2014-07-16 オムロン株式会社 面光源装置
US9442240B2 (en) * 2012-03-16 2016-09-13 Radiant Opto-Electronics Corporation Light guide plate and light source module
DE102012103997B4 (de) * 2012-05-07 2023-07-27 HELLA GmbH & Co. KGaA Beleuchtungsvorrichtung für Fahrzeuge
EP2895789B1 (de) 2012-06-11 2019-01-09 Energizer Brands, LLC Beleuchtungsvorrichtung und lichttafelkonstruktion
US9976724B2 (en) * 2012-06-11 2018-05-22 Energizer Brands, Llc Lighting device construction
CN103388752A (zh) * 2012-07-31 2013-11-13 厦门伟然科技有限公司 一种导光条式的led日光灯
KR20140020493A (ko) * 2012-08-08 2014-02-19 삼성디스플레이 주식회사 도광판 및 그 제조 방법
TWI490607B (zh) * 2012-10-15 2015-07-01 群康科技(深圳)有限公司 顯示裝置及其發光模組與導光板
TWI485483B (zh) * 2012-10-16 2015-05-21 Innocom Tech Shenzhen Co Ltd 導光板、發光模組及顯示裝置
TWI475301B (zh) * 2012-10-16 2015-03-01 Innocom Tech Shenzhen Co Ltd 發光模組及顯示裝置
US20140169026A1 (en) * 2012-12-15 2014-06-19 Lumenetix, Inc. Thermal path for heat dissipation in a linear light module
US20140192521A1 (en) * 2013-01-10 2014-07-10 Ledil Oy Light guide element
JP6143467B2 (ja) * 2013-01-10 2017-06-07 株式会社ジャパンディスプレイ 液晶表示装置
TW201430457A (zh) * 2013-01-24 2014-08-01 Hon Hai Prec Ind Co Ltd 液晶顯示裝置
US9442243B2 (en) 2013-01-30 2016-09-13 Cree, Inc. Waveguide bodies including redirection features and methods of producing same
US9625638B2 (en) 2013-03-15 2017-04-18 Cree, Inc. Optical waveguide body
US9869432B2 (en) 2013-01-30 2018-01-16 Cree, Inc. Luminaires using waveguide bodies and optical elements
US9690029B2 (en) 2013-01-30 2017-06-27 Cree, Inc. Optical waveguides and luminaires incorporating same
US9581751B2 (en) 2013-01-30 2017-02-28 Cree, Inc. Optical waveguide and lamp including same
US9291320B2 (en) 2013-01-30 2016-03-22 Cree, Inc. Consolidated troffer
US9366396B2 (en) 2013-01-30 2016-06-14 Cree, Inc. Optical waveguide and lamp including same
US9214101B2 (en) 2013-02-14 2015-12-15 Mark Richmond Backlit graphic display device
CN104006353A (zh) * 2013-02-22 2014-08-27 扬升照明股份有限公司 反射片、光源模块与显示装置
US20140268879A1 (en) * 2013-03-14 2014-09-18 Panasonic Corporation Transparent waveguide diffuser for lighting and methods of manufacturing transparent waveguide diffuser
US10436970B2 (en) 2013-03-15 2019-10-08 Ideal Industries Lighting Llc Shaped optical waveguide bodies
US10379278B2 (en) * 2013-03-15 2019-08-13 Ideal Industries Lighting Llc Outdoor and/or enclosed structure LED luminaire outdoor and/or enclosed structure LED luminaire having outward illumination
US9798072B2 (en) 2013-03-15 2017-10-24 Cree, Inc. Optical element and method of forming an optical element
US10400984B2 (en) 2013-03-15 2019-09-03 Cree, Inc. LED light fixture and unitary optic member therefor
US9920901B2 (en) 2013-03-15 2018-03-20 Cree, Inc. LED lensing arrangement
US10209429B2 (en) 2013-03-15 2019-02-19 Cree, Inc. Luminaire with selectable luminous intensity pattern
US9366799B2 (en) 2013-03-15 2016-06-14 Cree, Inc. Optical waveguide bodies and luminaires utilizing same
US10502899B2 (en) * 2013-03-15 2019-12-10 Ideal Industries Lighting Llc Outdoor and/or enclosed structure LED luminaire
JP5956953B2 (ja) * 2013-05-17 2016-07-27 カルソニックカンセイ株式会社 発光指針用導光体
US9709728B2 (en) * 2013-05-31 2017-07-18 Kyocera Document Solutions Inc. Light guide and illumination device
TWI500985B (zh) * 2013-07-23 2015-09-21 Cheng Tao Lee 導光裝置
US9239420B2 (en) * 2013-07-26 2016-01-19 Dai Nippon Printing Co., Ltd. Light guide plate, surface source device and transmission-type display device
TW201508355A (zh) * 2013-08-23 2015-03-01 Hon Hai Prec Ind Co Ltd 導光板及其製作方法
DE102013220122A1 (de) * 2013-10-04 2015-04-09 Automotive Lighting Reutlingen Gmbh Lichtleiter für Kfz-Beleuchtungseinrichtung
TWI500982B (zh) * 2013-10-09 2015-09-21 Avision Inc 雙坡面導光柱及使用其之光源模組及掃描器光學組件
KR102147253B1 (ko) * 2013-12-17 2020-08-25 삼성디스플레이 주식회사 도광판, 백라이트 유닛 및 이를 포함하는 액정 표시 장치
US10088621B2 (en) * 2013-12-17 2018-10-02 Samsung Display Co. Ltd. Light guide panel, backlight unit, and liquid crystal display
KR102147940B1 (ko) 2013-12-27 2020-08-25 엘지이노텍 주식회사 조명 장치
KR102147938B1 (ko) * 2013-12-27 2020-08-25 엘지이노텍 주식회사 조명장치
US10180527B2 (en) 2014-03-19 2019-01-15 Sharp Kabushiki Kaisha Lighting device and display device
CN104932140B (zh) * 2014-03-21 2017-12-26 扬升照明股份有限公司 背光模块
US10935211B2 (en) * 2014-05-30 2021-03-02 Ideal Industries Lighting Llc LED luminaire with a smooth outer dome and a cavity with a ridged inner surface
US9958602B2 (en) 2014-06-13 2018-05-01 Lutron Electronics Co., Inc. Device with illuminated light bar
JP6190790B2 (ja) * 2014-10-15 2017-08-30 ミネベアミツミ株式会社 面状照明装置
CN104566181B (zh) * 2015-01-15 2017-06-06 华南理工大学 一种无导光板自然光平板灯
JP2018511148A (ja) * 2015-03-26 2018-04-19 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 出力の指向性制御を有する表示装置、およびこのような表示装置用のバックライトおよび光指向方法
EP3278015B1 (de) * 2015-04-02 2020-06-24 Signify Holding B.V. Beleuchtungssystem mit einem lichtleiter und ein beleuchtungsverfahren
CN107750344A (zh) * 2015-04-07 2018-03-02 康宁股份有限公司 用于来自透明背光的均匀光输出的纹理梯度
WO2016186935A1 (en) * 2015-05-15 2016-11-24 Corning Incorporated Glass article comprising light extraction features and methods for making the same
CN105137524B (zh) * 2015-06-10 2017-12-29 深圳市华星光电技术有限公司 液晶显示装置及其导光板
WO2017029281A1 (en) * 2015-08-20 2017-02-23 Philips Lighting Holding B.V. An optical element and lighting system utilizing the same
CN108352267B (zh) * 2015-10-09 2020-11-06 路创技术有限责任公司 具有带照亮的标记的面板的无线控制设备
USD790096S1 (en) 2015-12-02 2017-06-20 MotorMood, LLC Vehicular illuminated display device
US11719882B2 (en) 2016-05-06 2023-08-08 Ideal Industries Lighting Llc Waveguide-based light sources with dynamic beam shaping
US10416377B2 (en) 2016-05-06 2019-09-17 Cree, Inc. Luminaire with controllable light emission
TWI616246B (zh) * 2017-05-03 2018-03-01 達方電子股份有限公司 導光元件及利用滾軋件製造該導光元件的方法
CN109116571A (zh) * 2017-06-22 2019-01-01 台达电子工业股份有限公司 可直立和横向使用的立体显示设备
US10591660B2 (en) 2017-09-09 2020-03-17 Svv Technology Innovations, Inc. Wide-area solid-state illumination devices and systems
GB2566711B (en) * 2017-09-22 2020-08-19 Visteon Global Tech Inc A backlight panel for providing area backlighting of a panel display device
US20190154904A1 (en) * 2017-11-21 2019-05-23 Wuhan China Star Optoelectronics Technology Co., Ltd. Array substrate and fabricating method thereof, flexible display panel, and flexible display device
US10739513B2 (en) 2018-08-31 2020-08-11 RAB Lighting Inc. Apparatuses and methods for efficiently directing light toward and away from a mounting surface
US10801679B2 (en) 2018-10-08 2020-10-13 RAB Lighting Inc. Apparatuses and methods for assembling luminaires
US11204458B2 (en) 2018-11-12 2021-12-21 S.V.V. Technology Innovations, Inc. Wide-area solid-state illumination devices and systems employing sheet-form light guides and method of making the same
KR102635966B1 (ko) * 2018-12-26 2024-02-13 에스엘 주식회사 라이트 가이드
DE102019204061B4 (de) 2019-03-25 2023-03-23 Volkswagen Aktiengesellschaft Bauteil mit zumindest einer hinterleuchtbaren Oberfläche
US10962701B2 (en) 2019-04-04 2021-03-30 S.V.V. Technology Innovations, Inc. Wide-area solid-state illumination devices and systems
CN117970647A (zh) * 2019-04-26 2024-05-03 松下知识产权经营株式会社 光学***、照明***、显示***和移动车辆
EP3985304A1 (de) * 2020-10-16 2022-04-20 Ningbo Geely Automobile Research & Development Co. Ltd. Optisches linsensystem für fahrzeugbeleuchtungsanwendungen
DE102020131517A1 (de) 2020-11-27 2022-06-02 Marelli Automotive Lighting Reutlingen (Germany) GmbH Beleuchtungseinrichtung mit einem Lichtleiter und Lichtleiter für die Beleuchtungseinrichtung
DE102021202098B4 (de) 2021-03-04 2023-05-17 ITP GmbH Gesellschaft für intelligente textile Produkte Flexibles Flächenlicht sowie textile Flächenkonstruktion oder Kleidungsstück mit einem flexiblen Flächenlicht
EP4191129A1 (de) * 2021-12-02 2023-06-07 ZKW Group GmbH Lichtleiter fuer fahrzeuge
KR20240083467A (ko) * 2022-12-05 2024-06-12 엘지디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2242872A (en) * 1939-07-08 1941-05-20 Holophane Co Inc Luminaire
DE834837C (de) * 1950-11-18 1952-03-24 Preh Elektro Feinmechanik Beleuchtungseinrichtung mit Flutlichtstab fuer mehrere zusammengehoerende Einzelobjekte
US4373282A (en) * 1979-12-26 1983-02-15 Hughes Aircraft Company Thin-panel illuminator for front-lit displays
DE3313288A1 (de) * 1983-04-13 1984-10-18 Bosch Gmbh Robert Vorrichtung zur ausleuchtung passiver anzeigen
FR2597642B1 (fr) * 1986-04-18 1990-01-12 Blanchet Pierre Dispositif d'affichage lumineux de documents translucides
US5046826A (en) * 1987-09-19 1991-09-10 Canon Kabushiki Kaisha Illuminator and display panel employing the illuminator
FR2632432A1 (fr) * 1988-06-03 1989-12-08 Daric Sa Guy Dispositif de repartition de lumiere blanche sur un ecran plat, notamment a cristaux liquides
JP2810053B2 (ja) * 1988-07-01 1998-10-15 株式会社日立製作所 光源装置および液晶表示装置
US5005108A (en) * 1989-02-10 1991-04-02 Lumitex, Inc. Thin panel illuminator
JP2538667B2 (ja) * 1989-04-13 1996-09-25 富士通株式会社 バックライト
US5227773A (en) * 1989-05-25 1993-07-13 Hughes Aircraft Company High-intensity light display device
JPH0331782A (ja) * 1989-06-29 1991-02-12 Toyobo Co Ltd 磁気式エンコーダー
JPH0365982A (ja) * 1989-08-03 1991-03-20 Pioneer Electron Corp 表示装置における表示板照明装置
JPH03189679A (ja) * 1989-12-20 1991-08-19 Shin Etsu Polymer Co Ltd 面状光源装置
US5057974A (en) * 1990-06-22 1991-10-15 Tatsuji Mizobe System for uniformly illuminating liquid crystal display board from rear side

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EP0544332B1 (de) 1997-01-29
EP0544332A1 (de) 1993-06-02
US5584556A (en) 1996-12-17
US5718497A (en) 1998-02-17
DE69217177T2 (de) 1997-05-15

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