DE60312216D1 - Beleuchtungsvorrichtung und elektronische einrichtung - Google Patents

Beleuchtungsvorrichtung und elektronische einrichtung

Info

Publication number
DE60312216D1
DE60312216D1 DE60312216T DE60312216T DE60312216D1 DE 60312216 D1 DE60312216 D1 DE 60312216D1 DE 60312216 T DE60312216 T DE 60312216T DE 60312216 T DE60312216 T DE 60312216T DE 60312216 D1 DE60312216 D1 DE 60312216D1
Authority
DE
Germany
Prior art keywords
electronic equipment
lighting device
lighting
electronic
equipment
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
DE60312216T
Other languages
English (en)
Other versions
DE60312216T2 (de
Inventor
Hiroyuki Hosobuchi
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer Co Ltd
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 JP2002363235A external-priority patent/JP4178937B2/ja
Priority claimed from JP2002366262A external-priority patent/JP2004198681A/ja
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of DE60312216D1 publication Critical patent/DE60312216D1/de
Application granted granted Critical
Publication of DE60312216T2 publication Critical patent/DE60312216T2/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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • 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
    • G02B6/0063—Means for improving the coupling-out of light from the light guide for extracting light out both the major surfaces of the light guide
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00—Indicating the time by visual means
    • G04B19/30—Illumination of dials or hands

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Electric Clocks (AREA)
DE60312216T 2002-12-16 2003-12-11 Beleuchtungsvorrichtung und elektronische einrichtung Expired - Lifetime DE60312216T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2002363235 2002-12-16
JP2002363235A JP4178937B2 (ja) 2002-12-16 2002-12-16 照明装置および電子機器
JP2002366262 2002-12-18
JP2002366262A JP2004198681A (ja) 2002-12-18 2002-12-18 照明装置および電子機器
PCT/JP2003/015876 WO2004055559A1 (en) 2002-12-16 2003-12-11 Illumination device and electronic apparatus

Publications (2)

Publication Number Publication Date
DE60312216D1 true DE60312216D1 (de) 2007-04-12
DE60312216T2 DE60312216T2 (de) 2007-06-21

Family

ID=32599259

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60312216T Expired - Lifetime DE60312216T2 (de) 2002-12-16 2003-12-11 Beleuchtungsvorrichtung und elektronische einrichtung

Country Status (7)

Country Link
US (1) US7128460B2 (de)
EP (1) EP1573374B1 (de)
KR (1) KR100634514B1 (de)
AU (1) AU2003285764A1 (de)
DE (1) DE60312216T2 (de)
TW (1) TWI225166B (de)
WO (1) WO2004055559A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1566686A1 (de) * 2004-02-20 2005-08-24 ETA SA Manufacture Horlogère Suisse Hintergrundbeleuchtungsvorrichtung für Anzeigeelement
US7223009B2 (en) * 2004-02-20 2007-05-29 Eta Sa Manufacture Horlogere Suisse Backlighting device for an information display element of a portable object
KR101082904B1 (ko) * 2004-10-25 2011-11-11 삼성전자주식회사 도광판과, 이를 구비한 백라이트 어셈블리 및 표시 장치
EP1666992A1 (de) 2004-12-02 2006-06-07 Asulab S.A. Uhr mit einer leuchtenden Dekoration
EP1666936A1 (de) * 2004-12-02 2006-06-07 Asulab S.A. Optische Vorrichtung mit Doppelbeleuchtungsfunktion und bildlich Formung
US7537353B2 (en) * 2005-06-20 2009-05-26 Continental Automotive Systems Us, Inc. Flood and back lit instrument cluster
US7806540B2 (en) * 2005-08-26 2010-10-05 Ccs, Inc. Illumination device
US20090050905A1 (en) * 2007-08-20 2009-02-26 Abu-Ageel Nayef M Highly Efficient Light-Emitting Diode
US20090154198A1 (en) * 2007-12-14 2009-06-18 Joo Hoon Lee Reflection type display apparatus
JP5132363B2 (ja) 2008-02-29 2013-01-30 パナソニック株式会社 導光装置、非接触通信媒体リーダライター装置および電子機器
US7741134B2 (en) * 2008-09-15 2010-06-22 Bridgelux, Inc. Inverted LED structure with improved light extraction
TWI454760B (zh) * 2010-02-06 2014-10-01 Hon Hai Prec Ind Co Ltd 背光模組及其導光板
TWM386515U (en) * 2010-04-09 2010-08-11 ming-xian Chen Indicator type timer with uniform light luminance effect
CN102073166B (zh) * 2010-12-20 2012-06-13 北京同方瑞博数字技术有限公司 一种利用太阳光线的节能液晶电视
AT511011A1 (de) * 2010-12-20 2012-08-15 Mb Microtec Ag Anzeigevorrichtung mit einem transparenten körper
EP2707239A1 (de) 2011-05-13 2014-03-19 Volkswagen Aktiengesellschaft Anzeigeeinheit für ein fahrzeug
US9902265B2 (en) 2011-05-13 2018-02-27 Volkswagen Ag Display device for a vehicle, and vehicle
TWI507746B (zh) * 2014-02-07 2015-11-11 E Ink Holdings Inc 導光模組
US9618907B2 (en) * 2014-07-18 2017-04-11 Lenovo (Beijing) Co., Ltd. Electronic apparatus
JP2016164830A (ja) * 2015-03-06 2016-09-08 セイコーエプソン株式会社 照明装置、表示装置および携帯用電子機器
US10527778B2 (en) 2015-09-15 2020-01-07 Sharp Kabushiki Kaisha Lighting device and display device
KR20190081249A (ko) * 2017-12-29 2019-07-09 엘지전자 주식회사 스마트 와치
CN207780507U (zh) * 2018-01-25 2018-08-28 村哲实业(漳州)有限公司 一种照明均光性好的时钟
JP2019186060A (ja) * 2018-04-11 2019-10-24 シャープ株式会社 照明装置および表示装置
EP3796103A1 (de) * 2019-09-20 2021-03-24 The Swatch Group Research and Development Ltd Dekorartikel mit leuchteffekt

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2262930A (en) * 1940-07-01 1941-11-18 Lester R Gasper Illuminated instrument dial and the like
US5975711A (en) 1995-06-27 1999-11-02 Lumitex, Inc. Integrated display panel assemblies
JP2001035230A (ja) * 1999-07-26 2001-02-09 Minebea Co Ltd 面状照明装置
JP3670949B2 (ja) 2000-09-27 2005-07-13 三洋電機株式会社 面光源装置

Also Published As

Publication number Publication date
EP1573374B1 (de) 2007-02-28
US7128460B2 (en) 2006-10-31
US20050111239A1 (en) 2005-05-26
TWI225166B (en) 2004-12-11
KR20040091048A (ko) 2004-10-27
KR100634514B1 (ko) 2006-10-16
WO2004055559A1 (en) 2004-07-01
DE60312216T2 (de) 2007-06-21
AU2003285764A1 (en) 2004-07-09
TW200413755A (en) 2004-08-01
WO2004055559A9 (en) 2004-08-19
EP1573374A1 (de) 2005-09-14

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Legal Events

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