WO2009078368A1 - 導光板の製造方法、導光板、及び当該導光板を用いた発光式看板 - Google Patents

導光板の製造方法、導光板、及び当該導光板を用いた発光式看板 Download PDF

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Publication number
WO2009078368A1
WO2009078368A1 PCT/JP2008/072705 JP2008072705W WO2009078368A1 WO 2009078368 A1 WO2009078368 A1 WO 2009078368A1 JP 2008072705 W JP2008072705 W JP 2008072705W WO 2009078368 A1 WO2009078368 A1 WO 2009078368A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide plate
light guide
advertising display
manufacturing
light
Prior art date
Application number
PCT/JP2008/072705
Other languages
English (en)
French (fr)
Inventor
Tatsuya Inaba
Noboru Iwanaga
Original Assignee
S.K.G. 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
Application filed by S.K.G. Co., Ltd. filed Critical S.K.G. Co., Ltd.
Priority to US12/733,463 priority Critical patent/US8549777B2/en
Priority to CN200880019400XA priority patent/CN101688645B/zh
Publication of WO2009078368A1 publication Critical patent/WO2009078368A1/ja
Priority to HK10106449.2A priority patent/HK1140537A1/xx

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00663—Production of light guides
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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
    • G02F1/133342—Constructional arrangements; Manufacturing methods for double-sided displays
    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture

Abstract

　超音波加工により反射パターンを形成した場合において、反射パターンの不均一さを調整することで、表面にムラが生じることを防止する。
PCT/JP2008/072705 2007-12-14 2008-12-12 導光板の製造方法、導光板、及び当該導光板を用いた発光式看板 WO2009078368A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/733,463 US8549777B2 (en) 2007-12-14 2008-12-12 Method for manufacturing light guide plate, light guide plate, and light emitting sign using the light guide plate
CN200880019400XA CN101688645B (zh) 2007-12-14 2008-12-12 导光板的制造方法、导光板以及使用该导光板的发光牌
HK10106449.2A HK1140537A1 (en) 2007-12-14 2010-07-02 Method for manufacturing light guide plate, light guide plate, and light emitting sign using the light guide plate

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-323888 2007-12-14
JP2007323888A JP4392445B2 (ja) 2007-12-14 2007-12-14 導光板の製造方法、導光板、及び当該導光板を用いた発光式看板

Publications (1)

Publication Number Publication Date
WO2009078368A1 true WO2009078368A1 (ja) 2009-06-25

Family

ID=40795484

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/072705 WO2009078368A1 (ja) 2007-12-14 2008-12-12 導光板の製造方法、導光板、及び当該導光板を用いた発光式看板

Country Status (7)

Country Link
US (1) US8549777B2 (ja)
JP (1) JP4392445B2 (ja)
KR (1) KR101068454B1 (ja)
CN (1) CN101688645B (ja)
HK (1) HK1140537A1 (ja)
TW (1) TW200927457A (ja)
WO (1) WO2009078368A1 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102227590A (zh) * 2009-07-27 2011-10-26 株式会社S.K.G. 导光板的制造方法、导光板、背光装置、照明装置及导光板制造装置
CN102317683A (zh) * 2009-12-03 2012-01-11 株式会社S.K.G. 导光板及其制造方法、背光装置、照明装置及隔板装置
EP2444722A1 (en) * 2009-06-18 2012-04-25 S.K.G. Co., Ltd. Lighting device
CN106997070A (zh) * 2017-06-16 2017-08-01 东莞质研工业设计服务有限公司 一种导光板撞点机构
CN107065064A (zh) * 2017-06-16 2017-08-18 东莞质研工业设计服务有限公司 导光板撞点整机

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102227589A (zh) * 2009-04-27 2011-10-26 株式会社S.K.G. 导光板的制造方法
JP5483700B2 (ja) * 2010-01-29 2014-05-07 株式会社エス・ケー・ジー 情報表示用照明装置
DE102011000702A1 (de) * 2011-02-14 2012-08-16 Hella Kgaa Hueck & Co. Rollfeldverkehrszeichen
JP4913920B2 (ja) * 2011-10-11 2012-04-11 株式会社エス・ケー・ジー 導光板の製造方法及び導光板
JP5433816B1 (ja) * 2012-03-05 2014-03-05 株式会社エス・ケー・ジー 導光板を用いた表示装置、この表示装置を含む道路標識及び道路標識の製造方法
DE102013102129A1 (de) 2013-03-05 2014-09-11 Emitec Gesellschaft Für Emissionstechnologie Mbh Pumpe zur Förderung einer Flüssigkeit
US10002552B1 (en) * 2013-03-16 2018-06-19 Alex Gologursky Light panel display apparatus for image sheet illumination
TWI612506B (zh) * 2016-10-07 2018-01-21 Formolight Technologies Inc 交通指示看板
CN107945669B (zh) * 2016-10-13 2019-11-15 新谱光科技股份有限公司 交通指示告示牌
TWI814658B (zh) * 2022-12-06 2023-09-01 友達光電股份有限公司 燈板結構

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09114407A (ja) * 1995-10-19 1997-05-02 Taiho Ind Co Ltd 導光板及びその製造方法
JP2007042562A (ja) * 2005-07-29 2007-02-15 Tamotsu Azuma 面状発光体の精密加工とその製造方法
JP2007066699A (ja) * 2005-08-31 2007-03-15 Skg:Kk 導光板及び導光板の製造方法

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US5461547A (en) * 1993-07-20 1995-10-24 Precision Lamp, Inc. Flat panel display lighting system
US6592233B1 (en) * 2000-10-03 2003-07-15 Nokia Mobile Phones Ltd. Lighting device for non-emissive displays
JP2003029258A (ja) * 2001-07-19 2003-01-29 Omron Corp 反射型表示装置及び携帯情報機器
US7128459B2 (en) * 2001-11-12 2006-10-31 Nidec Copal Corporation Light-guide plate and method for manufacturing the same
KR100789142B1 (ko) * 2002-01-18 2007-12-28 삼성전자주식회사 도광판, 이를 이용한 박형 액정표시장치 및 이를 이용한시트 리스 액정표시장치
US20030214719A1 (en) * 2002-05-16 2003-11-20 Eastman Kodak Company Light diffuser containing perimeter light director
CA2491668C (en) * 2002-07-08 2010-07-20 Nippon Carbide Kogyo Kabushiki Kaisha Internally illuminated signs
KR100921903B1 (ko) * 2003-02-25 2009-10-14 엘지디스플레이 주식회사 도광판의 제조방법
JP2007299716A (ja) 2006-05-08 2007-11-15 Epson Imaging Devices Corp 照明装置、電気光学装置及び電子機器
TW200745490A (en) * 2006-06-07 2007-12-16 Jeng Shiang Prec Ind Co Ltd Light guide plate
CN102227589A (zh) * 2009-04-27 2011-10-26 株式会社S.K.G. 导光板的制造方法
JP4481348B1 (ja) * 2009-04-27 2010-06-16 株式会社エス・ケー・ジー 導光板の製造方法、導光板、バックライト装置、及び照明装置。
JP5385040B2 (ja) * 2009-07-27 2014-01-08 株式会社エス・ケー・ジー 導光板製造装置、導光板の製造方法、及び導光板
JP5314776B2 (ja) * 2012-02-28 2013-10-16 株式会社エス・ケー・ジー 発光式看板

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09114407A (ja) * 1995-10-19 1997-05-02 Taiho Ind Co Ltd 導光板及びその製造方法
JP2007042562A (ja) * 2005-07-29 2007-02-15 Tamotsu Azuma 面状発光体の精密加工とその製造方法
JP2007066699A (ja) * 2005-08-31 2007-03-15 Skg:Kk 導光板及び導光板の製造方法

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2444722A1 (en) * 2009-06-18 2012-04-25 S.K.G. Co., Ltd. Lighting device
CN103899956A (zh) * 2009-06-18 2014-07-02 株式会社S.K.G. 照明装置
EP2444722A4 (en) * 2009-06-18 2014-11-12 Skg Co Ltd ILLUMINATION DEVICE
CN102227590A (zh) * 2009-07-27 2011-10-26 株式会社S.K.G. 导光板的制造方法、导光板、背光装置、照明装置及导光板制造装置
US20120182766A1 (en) * 2009-07-27 2012-07-19 S.K.G. Co., Ltd. Manufacturing method for light guide plate, light guide plate, back light device, illumination device, and manufacturing apparatus for light guide plate
CN102317683A (zh) * 2009-12-03 2012-01-11 株式会社S.K.G. 导光板及其制造方法、背光装置、照明装置及隔板装置
CN106997070A (zh) * 2017-06-16 2017-08-01 东莞质研工业设计服务有限公司 一种导光板撞点机构
CN107065064A (zh) * 2017-06-16 2017-08-18 东莞质研工业设计服务有限公司 导光板撞点整机
CN107065064B (zh) * 2017-06-16 2018-04-03 广东谷麦光电科技股份有限公司 导光板撞点整机

Also Published As

Publication number Publication date
CN101688645A (zh) 2010-03-31
US20100180479A1 (en) 2010-07-22
JP4392445B2 (ja) 2010-01-06
US8549777B2 (en) 2013-10-08
CN101688645B (zh) 2012-07-25
HK1140537A1 (en) 2010-10-15
JP2009146787A (ja) 2009-07-02
TW200927457A (en) 2009-07-01
KR20100094341A (ko) 2010-08-26
TWI376304B (ja) 2012-11-11
KR101068454B1 (ko) 2011-09-28

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