FR2668845B1 - - Google Patents

Info

Publication number
FR2668845B1
FR2668845B1 FR9107774A FR9107774A FR2668845B1 FR 2668845 B1 FR2668845 B1 FR 2668845B1 FR 9107774 A FR9107774 A FR 9107774A FR 9107774 A FR9107774 A FR 9107774A FR 2668845 B1 FR2668845 B1 FR 2668845B1
Authority
FR
France
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
FR9107774A
Other versions
FR2668845A1 (fr
Inventor
Murase Shinzo
Matsui Hirokazu
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.)
MEITAKU SYST KK
Original Assignee
MEITAKU SYST KK
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=26421832&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2668845(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by MEITAKU SYST KK filed Critical MEITAKU SYST KK
Publication of FR2668845A1 publication Critical patent/FR2668845A1/fr
Application granted granted Critical
Publication of FR2668845B1 publication Critical patent/FR2668845B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface 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
    • G02B6/0058—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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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
    • G09F2013/1809—Achieving homogeneous illumination using a non-homogeneous front window
    • G09F2013/1813—Achieving homogeneous illumination using a non-homogeneous front window provided with a coating showing a pattern of dots of variable density

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Light Guides In General And Applications Therefor (AREA)
FR9107774A 1990-06-26 1991-06-25 Dispositif de panneau de bord lumineux. Granted FR2668845A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16811090 1990-06-26
JP08086991A JP3204999B2 (ja) 1990-06-26 1991-03-19 エッジライトパネル

Publications (2)

Publication Number Publication Date
FR2668845A1 FR2668845A1 (fr) 1992-05-07
FR2668845B1 true FR2668845B1 (fr) 1995-03-31

Family

ID=26421832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9107774A Granted FR2668845A1 (fr) 1990-06-26 1991-06-25 Dispositif de panneau de bord lumineux.

Country Status (6)

Country Link
US (1) US5178447A (fr)
JP (1) JP3204999B2 (fr)
KR (1) KR950005210B1 (fr)
DE (1) DE4120950A1 (fr)
FR (1) FR2668845A1 (fr)
GB (1) GB2247309B (fr)

Families Citing this family (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5641219A (en) * 1990-06-22 1997-06-24 Mizobe; Tatsuji Uniform illumination light emitting device
DE69115678T2 (de) * 1990-09-12 1996-07-18 Mitsubishi Rayon Co Flächenartiges beleuchtungselement
US5442523A (en) * 1991-08-22 1995-08-15 Tosoh Corporation Backlighting device
JPH05142535A (ja) * 1991-08-29 1993-06-11 Meitaku Syst:Kk エツジライトパネルの入射光供給装置
FR2684476A1 (fr) * 1991-11-30 1993-06-04 Meitaku Syst Kk Panneau a eclairage lateral et procede de fabrication de celui-ci.
JP2692025B2 (ja) * 1992-01-24 1997-12-17 スタンレー電気株式会社 面状発光体装置
EP0561329B1 (fr) * 1992-03-16 1996-06-12 Enplas Corporation Dispositif d'éclairage de surface
JPH07113718B2 (ja) * 1993-03-03 1995-12-06 日本電気株式会社 液晶パネル用バックライト装置
US5359155A (en) * 1993-03-25 1994-10-25 Tiger Scientific Corp. Illumination apparatus for a digitizer tablet
CA2099067C (fr) * 1993-06-23 2001-02-13 Makoto Oe Dispositif d'eclairage a surface plane
US5863113A (en) * 1993-06-22 1999-01-26 Mitsubishi Rayon Co., Ltd. Plane light source unit
JPH08116408A (ja) * 1994-08-24 1996-05-07 Nikon Corp 面状光源及び画像読取装置
JPH0868910A (ja) 1994-08-29 1996-03-12 Enplas Corp 面光源装置用導光板及びその製造方法
EP0783667A4 (fr) * 1994-09-22 1997-11-26 Durel Corp Aiguille mobile a lampe electroluminescente montee de chant
US5711594A (en) * 1994-11-22 1998-01-27 Durel Corporation Tubular EL lamp
JP3213496B2 (ja) * 1994-11-30 2001-10-02 シャープ株式会社 照明装置
US5796450A (en) * 1994-12-16 1998-08-18 Canon Kabushiki Kaisha Illumination device and liquid crystal display apparatus including same
AU686481B2 (en) * 1994-12-16 1998-02-05 Canon Kabushiki Kaisha Illumination device and liquid crystal display apparatus including same
US5680718A (en) 1994-12-20 1997-10-28 First Choice Trading Limited Illuminable hat
JP3429387B2 (ja) * 1995-03-31 2003-07-22 株式会社エンプラス サイドライト型面光源装置
US5613751A (en) 1995-06-27 1997-03-25 Lumitex, Inc. Light emitting panel assemblies
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
TW404532U (en) * 1995-11-10 2000-09-01 Starlite Ind Panel for surface light source device
US5844773A (en) * 1995-12-01 1998-12-01 Texas Instruments Incorporated Portable computing device having light source in base
US5961197A (en) * 1995-12-14 1999-10-05 Enplas Corporation Surface light source device
AU5366200A (en) * 1996-09-26 2000-11-02 Eleven Lighting Pty Limited Illuminated display systems
US6024463A (en) * 1996-11-12 2000-02-15 Enplas Corporation Surface light source device of side light type with belt-like diffusible area
US6012822A (en) 1996-11-26 2000-01-11 Robinson; William J. Motion activated apparel flasher
US6838810B1 (en) 1997-03-21 2005-01-04 Chunghwa Picture Tubes, Ltd. Flat-panel display mounting system for portable computer
KR100218581B1 (ko) 1997-04-08 1999-09-01 구자홍 액정표시장치를 가지는 휴대용 컴퓨터
US6002457A (en) * 1997-04-08 1999-12-14 Lg Lcd, Inc. Computer having liquid crystal display
JP3296993B2 (ja) * 1997-04-08 2002-07-02 エルジー フィリップス エルシーディー カンパニー リミテッド 液晶表示装置を備える携帯用コンピュータ
DE29721272U1 (de) * 1997-04-08 1998-05-20 Lg Electronics Inc., Seoul/Soul Computer mit Flüssigkristallanzeige
KR100256971B1 (ko) 1997-05-24 2000-05-15 구본준 노트북 퍼스날컴퓨터의 액정표시모듈 고정방법 및 장치
US7492421B1 (en) 1997-07-03 2009-02-17 Lg Display Co., Ltd. Case for liquid crystal display
GB9803327D0 (en) 1998-02-17 1998-04-15 Ici Plc An edge-lit illumination system
JP2002508105A (ja) * 1998-04-09 2002-03-12 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ タッチセンサー表示装置
KR100653904B1 (ko) * 1998-04-24 2006-12-05 니폰샤신인사츠가부시키가이샤 터치패널장치
US6501641B1 (en) 1998-10-23 2002-12-31 Lg. Philips Lcd Co. Ltd. Portable computer having a flat panel display device
KR100508003B1 (ko) 1998-11-11 2005-11-21 엘지.필립스 엘시디 주식회사 휴대용컴퓨터와그평판표시장치의결합방법
JP3137240B2 (ja) * 1998-12-08 2001-02-19 日本電気株式会社 液晶表示装置用バックライトユニット
US7364341B2 (en) * 1999-02-23 2008-04-29 Solid State Opto Limited Light redirecting films including non-interlockable optical elements
US6752505B2 (en) 1999-02-23 2004-06-22 Solid State Opto Limited Light redirecting films and film systems
US6827456B2 (en) 1999-02-23 2004-12-07 Solid State Opto Limited Transreflectors, transreflector systems and displays and methods of making transreflectors
US6435686B1 (en) * 1999-02-26 2002-08-20 The Ohtsu Tire & Rubber Co., Ltd. Light conducting plate for a back lighting device and back lighting device
US6161939A (en) * 1999-05-05 2000-12-19 Semperlux Ag Interior lighting fixture
JP2000338907A (ja) * 1999-05-28 2000-12-08 Nippon Seiki Co Ltd 表示板およびその製造方法
AU2001255617B2 (en) 2000-04-25 2004-07-08 Honeywell International Inc. Hollow cavity light guide for the distribution of collimated light to a liquid crystal display
JP3800402B2 (ja) * 2001-08-08 2006-07-26 株式会社日立製作所 液晶表示装置
US7048631B2 (en) * 2001-09-28 2006-05-23 Igt Gaming device having a game with a functional refractive light display
US7192174B2 (en) * 2002-04-01 2007-03-20 Hunatech Co., Ltd. Light guiding panel formed with minute recesses by a sand blasting process and a backlight unit using the same
GB0208533D0 (en) * 2002-04-13 2002-05-22 Igt Uk Ltd Entertainment machines
US6846098B2 (en) * 2002-05-16 2005-01-25 Eastman Kodak Company Light diffuser with variable diffusion
AU2003266667A1 (en) * 2002-09-30 2004-04-23 Sharp Kabushiki Kaisha Backlight unit and liquid crystal display unit using backlight unit
TWI247142B (en) * 2002-11-20 2006-01-11 Hon Hai Prec Ind Co Ltd Light guide plate used for backlight module
TW556844U (en) * 2002-12-20 2003-10-01 Hon Hai Prec Ind Co Ltd Lightguide plate and surface-light source
US7024809B1 (en) 2003-01-02 2006-04-11 James Poma Composite panel display by refracted light
JP2004355883A (ja) * 2003-05-28 2004-12-16 Enplas Corp 導光板、面光源装置及び画像表示装置
JP4133663B2 (ja) * 2003-07-30 2008-08-13 三菱電機株式会社 面状光源装置および該装置を備えた表示装置
CA2439667A1 (fr) * 2003-09-04 2005-03-04 Andrew Kenneth Hoffmann Systeme et appareil de perfusion sanguine assistes d'un dispositif produisant des vibrations a basse frequence
US8870796B2 (en) 2003-09-04 2014-10-28 Ahof Biophysical Systems Inc. Vibration method for clearing acute arterial thrombotic occlusions in the emergency treatment of heart attack and stroke
JP2005183363A (ja) * 2003-11-25 2005-07-07 Sharp Corp 導光板、それを備えた照明装置、及び、液晶表示装置、並びに、導光板成形型
US7681347B1 (en) 2006-06-07 2010-03-23 Imageworks Display And Marketing Group Edge lit sign with illuminated image
GB0809385D0 (en) * 2008-05-23 2008-07-02 Design Led Products Ltd Light-guide apparatus
JP2008268982A (ja) * 2008-07-30 2008-11-06 Nippon Leiz Co Ltd 導光板および平面照明装置
WO2010084648A1 (fr) * 2009-01-20 2010-07-29 シャープ株式会社 Dispositif d'éclairage, dispositif d'affichage et récepteur de télévision
US20110219648A1 (en) * 2010-03-12 2011-09-15 Trevor James Led edge-lit signage utilizing digital print technology
TW201222028A (en) * 2010-11-23 2012-06-01 Genius Electronic Optical Co Ltd Light guide module
JP5315406B2 (ja) * 2010-12-28 2013-10-16 住友化学株式会社 導光板、面光源装置、及び、透過型画像表示装置
CN202091834U (zh) 2011-05-11 2011-12-28 昆山市诚泰电气股份有限公司 Led平面灯
CN104766549B (zh) * 2015-03-27 2017-11-07 广东欧珀移动通信有限公司 可拓展显示屏幕光效的移动设备及方法
US20170148363A1 (en) * 2015-11-25 2017-05-25 Darrell Frycz Illuminated Sign Device
US10591660B2 (en) 2017-09-09 2020-03-17 Svv Technology Innovations, Inc. Wide-area solid-state illumination devices and systems
KR102280906B1 (ko) * 2018-12-27 2021-07-23 이방규 스크린 프린터
US10962701B2 (en) 2019-04-04 2021-03-30 S.V.V. Technology Innovations, Inc. Wide-area solid-state illumination devices and systems

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2214209A (en) * 1938-06-20 1940-09-10 Ray L Triplett Dial lighting
US2347665A (en) * 1941-03-04 1944-05-02 Christensen Geneva Bandy Internal reflection lighting means
US3040168A (en) * 1957-09-25 1962-06-19 Kollsman Instr Corp Instrument lighting device
IT1160893B (it) * 1978-10-30 1987-03-11 Iao Industrie Riunite Spa Fanale per autoveicoli
JPS57128383A (en) * 1981-02-02 1982-08-09 Mitsubishi Electric Corp Surface lighting apparatus
JPS60205576A (ja) * 1984-03-30 1985-10-17 東芝ライテック株式会社 照明装置
DD236450B1 (de) * 1985-04-25 1988-11-23 Univ Schiller Jena Bestrahlungseinheit fuer medizinische zwecke, insbesondere fuer anwendungen auf dem dentalgebiet
US4714983A (en) * 1985-06-10 1987-12-22 Motorola, Inc. Uniform emission backlight
JPS62902A (ja) * 1985-06-26 1987-01-06 Mitsubishi Rayon Co Ltd 光拡散器
FR2597642B1 (fr) * 1986-04-18 1990-01-12 Blanchet Pierre Dispositif d'affichage lumineux de documents translucides
GB2196100B (en) * 1986-10-01 1990-07-04 Mitsubishi Rayon Co Light diffusing device
US4965950A (en) * 1987-03-23 1990-10-30 Koito Manufacturing Co., Ltd. Display device for automotive mark plate
DE3872084T2 (de) * 1987-06-29 1992-12-03 Asahi Keiki Seisakusho Ageo Kk Zeichnungsapparat.
JPH01107406A (ja) * 1987-10-20 1989-04-25 Chatani Sangyo Kk 面照明装置
JP2595067B2 (ja) * 1988-08-18 1997-03-26 東ソー株式会社 液晶パネル用バックライト
JPH0670882B2 (ja) * 1988-08-23 1994-09-07 株式会社明拓システム 単板使用エッジライトパネル
US5124890A (en) * 1990-02-21 1992-06-23 Choi Hang Jun Display board illuminated by refracted light

Also Published As

Publication number Publication date
US5178447A (en) 1993-01-12
DE4120950A1 (de) 1992-12-24
KR950005210B1 (ko) 1995-05-22
KR920001296A (ko) 1992-01-30
GB9113605D0 (en) 1991-08-14
GB2247309B (en) 1993-12-22
JPH04218089A (ja) 1992-08-07
JP3204999B2 (ja) 2001-09-04
FR2668845A1 (fr) 1992-05-07
GB2247309A (en) 1992-02-26

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Legal Events

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CA Change of address
ST Notification of lapse