GB2247310B - Edge light panel device - Google Patents

Edge light panel device

Info

Publication number
GB2247310B
GB2247310B GB9113984A GB9113984A GB2247310B GB 2247310 B GB2247310 B GB 2247310B GB 9113984 A GB9113984 A GB 9113984A GB 9113984 A GB9113984 A GB 9113984A GB 2247310 B GB2247310 B GB 2247310B
Authority
GB
United Kingdom
Prior art keywords
panel device
edge light
light panel
edge
panel
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
GB9113984A
Other languages
English (en)
Other versions
GB2247310A (en
GB9113984D0 (en
Inventor
Shinzo Murase
Hirokazu Matsui
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
Meitaku Shisutemu KK
Original Assignee
MEITAKU SYST KK
Meitaku Shisutemu 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
Priority claimed from JP2176546A external-priority patent/JPH0465007A/ja
Priority claimed from JP20448090A external-priority patent/JP3210322B2/ja
Application filed by MEITAKU SYST KK, Meitaku Shisutemu KK filed Critical MEITAKU SYST KK
Publication of GB9113984D0 publication Critical patent/GB9113984D0/en
Publication of GB2247310A publication Critical patent/GB2247310A/en
Application granted granted Critical
Publication of GB2247310B publication Critical patent/GB2247310B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • 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)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB9113984A 1990-07-03 1991-06-28 Edge light panel device Expired - Fee Related GB2247310B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2176546A JPH0465007A (ja) 1990-07-03 1990-07-03 均一照明面光源パネル
JP20448090A JP3210322B2 (ja) 1990-07-31 1990-07-31 エッジライト用面光源パネル

Publications (3)

Publication Number Publication Date
GB9113984D0 GB9113984D0 (en) 1991-08-14
GB2247310A GB2247310A (en) 1992-02-26
GB2247310B true GB2247310B (en) 1993-09-22

Family

ID=26497419

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9113984A Expired - Fee Related GB2247310B (en) 1990-07-03 1991-06-28 Edge light panel device

Country Status (6)

Country Link
US (1) US5207493A ( )
KR (1) KR950010414B1 ( )
DE (1) DE4121898A1 ( )
FR (1) FR2664411A1 ( )
GB (1) GB2247310B ( )
TW (1) TW197499B ( )

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US6024462A (en) * 1997-06-10 2000-02-15 The University Of British Columbia High efficiency high intensity backlighting of graphic displays
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US5901266A (en) * 1997-09-04 1999-05-04 The University Of British Columbia Uniform light extraction from light guide, independently of light guide length
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AU1355301A (en) * 1999-12-02 2001-06-12 3M Innovative Properties Company Light guide system with reflective optical mask
DE20014421U1 (de) 2000-08-18 2002-01-03 Bothe, Klaus, 82057 Icking Beleuchtungsgerät
US7048631B2 (en) * 2001-09-28 2006-05-23 Igt Gaming device having a game with a functional refractive light display
JP2003346535A (ja) * 2002-03-20 2003-12-05 Advanced Display Inc 面状光源装置及び表示装置
GB0208533D0 (en) * 2002-04-13 2002-05-22 Igt Uk Ltd Entertainment machines
US7236217B2 (en) * 2003-01-16 2007-06-26 3M Innovative Properties Company Package of optical films with zero-gap bond outside viewing area
DE10336937A1 (de) * 2003-08-07 2005-03-03 Gecco-Design Gmbh Flächenleuchte
US7413336B2 (en) * 2003-08-29 2008-08-19 3M Innovative Properties Company Adhesive stacking for multiple optical films
US7001048B2 (en) * 2003-12-11 2006-02-21 Heng Sheng Kuo Reflection-diffusion structure adopted for a light guide plate
TWM254682U (en) * 2004-02-10 2005-01-01 Sinology Entpr Co Ltd Ultra-thin backlight display panel
US20050238852A1 (en) * 2004-04-23 2005-10-27 Naoki Nakayama Optical products for displays
JP5102623B2 (ja) 2004-11-04 2012-12-19 ランバス・インターナショナル・リミテッド 光学フィルムにおける長い湾曲したウェッジ
US8075982B2 (en) * 2004-11-15 2011-12-13 Kevin Gerard Donahue Device for making illuminated markings
JP2006155929A (ja) * 2004-11-25 2006-06-15 Toshiba Matsushita Display Technology Co Ltd 面光源装置及び液晶表示装置
US20060146539A1 (en) * 2005-01-05 2006-07-06 Allen Weng Direct backlight module for flat panel monitor
US7339635B2 (en) * 2005-01-14 2008-03-04 3M Innovative Properties Company Pre-stacked optical films with adhesive layer
JP4614813B2 (ja) * 2005-04-12 2011-01-19 日揮触媒化成株式会社 低屈折率膜形成用組成物およびその硬化膜付基材
US8409088B2 (en) 2006-01-18 2013-04-02 Invuity, Inc. Retractor illumination system
US8047987B2 (en) 2006-05-26 2011-11-01 Invuity, Inc. Blade insert illuminator
JP4996154B2 (ja) * 2006-07-18 2012-08-08 アバゴ・テクノロジーズ・イーシービーユー・アイピー（シンガポール）プライベート・リミテッド 面発光体
US7736042B2 (en) * 2006-07-20 2010-06-15 Ls Tech Co., Ltd. Back light unit
US20080101091A1 (en) * 2006-11-01 2008-05-01 Yu-Sheng Teng Diffusion film, manufacturing method thereof and a backlight module with the diffusion film
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CN101295045A (zh) * 2007-04-27 2008-10-29 鸿富锦精密工业（深圳）有限公司 背光模组及其光学板
US8088066B2 (en) 2007-10-24 2012-01-03 Invuity, Inc. Blade insert illuminator
US8462292B2 (en) * 2008-07-31 2013-06-11 Rambus Delaware Llc Optically transmissive substrates and light emitting assemblies and methods of making same, and methods of displaying images using the optically transmissive substrates and light emitting assemblies
US11382711B2 (en) 2008-08-13 2022-07-12 Invuity, Inc. Cyclo olefin polymer and copolymer medical devices
US8859091B2 (en) * 2008-11-20 2014-10-14 Sabic Global Technologies B.V. Colored diffusion sheets, methods of manufacture thereof and articles comprising the same
US20110219648A1 (en) * 2010-03-12 2011-09-15 Trevor James Led edge-lit signage utilizing digital print technology
JP5928020B2 (ja) * 2012-03-13 2016-06-01 ソニー株式会社 表示装置
US8826572B2 (en) 2012-03-30 2014-09-09 Andy K. F. Kaoh Adjustable illuminated lottery sign
CN104111492B (zh) * 2014-05-16 2016-09-28 京东方光科技有限公司 导光板成型模具及制作方法
US10748459B2 (en) 2017-12-20 2020-08-18 Andy K. F. Kaoh Reduced cost lottery signs for displaying lottery jackpots of millions and billions of dollars

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Also Published As

Publication number Publication date
FR2664411B1 ( ) 1995-03-24
GB2247310A (en) 1992-02-26
GB9113984D0 (en) 1991-08-14
FR2664411A1 (fr) 1992-01-10
DE4121898A1 (de) 1992-01-30
KR950010414B1 (ko) 1995-09-16
US5207493A (en) 1993-05-04
KR920003148A (ko) 1992-02-29
TW197499B ( ) 1993-01-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990628