TW582553U - Surface light source device of side light type - Google Patents

Surface light source device of side light type

Info

Publication number
TW582553U
TW582553U TW091221439U TW91221439U TW582553U TW 582553 U TW582553 U TW 582553U TW 091221439 U TW091221439 U TW 091221439U TW 91221439 U TW91221439 U TW 91221439U TW 582553 U TW582553 U TW 582553U
Authority
TW
Taiwan
Prior art keywords
source device
light source
type
surface light
side light
Prior art date
Application number
TW091221439U
Other languages
English (en)
Inventor
Shingo Ohkawa
Original Assignee
Enplas Corp
Koike Yasuhiro
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 Enplas Corp, Koike Yasuhiro filed Critical Enplas Corp
Publication of TW582553U publication Critical patent/TW582553U/zh

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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
    • G02B6/0035—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
    • G02B6/005—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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • 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)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
TW091221439U 1997-06-04 1998-05-27 Surface light source device of side light type TW582553U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16195397A JP3615355B2 (ja) 1997-06-04 1997-06-04 サイドライト型面光源装置及び導光板

Publications (1)

Publication Number Publication Date
TW582553U true TW582553U (en) 2004-04-01

Family

ID=15745203

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091221439U TW582553U (en) 1997-06-04 1998-05-27 Surface light source device of side light type

Country Status (4)

Country Link
US (1) US5997148A (zh)
JP (1) JP3615355B2 (zh)
KR (1) KR100501066B1 (zh)
TW (1) TW582553U (zh)

Families Citing this family (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6280043B1 (en) * 1997-05-14 2001-08-28 Enplas Corporation Surface light source device of side light type
JP3422917B2 (ja) * 1997-11-05 2003-07-07 株式会社エンプラス サイドライト型面光源装置及び液晶表示装置
JPH11258602A (ja) * 1998-03-06 1999-09-24 Enplas Corp サイドライト型面光源装置及び液晶表示装置
TW518440B (en) * 1998-03-25 2003-01-21 Enplas Corp Surface light source device of side light type and liquid crystal display
TW487170U (en) * 1998-07-17 2002-05-11 Enplas Corp Guide plate, surface light source device of side light type and liquid crystal display
JP3800381B2 (ja) * 1998-08-31 2006-07-26 株式会社エンプラス サイドライト型面光源装置及び液晶表示装置
JP3543654B2 (ja) * 1998-12-28 2004-07-14 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
JP3966492B2 (ja) * 1999-04-23 2007-08-29 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
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
DE19931299C2 (de) * 1999-07-07 2001-08-30 Philips Corp Intellectual Pty Bildschirm mit Hintergrundbeleuchtung
JP2001035226A (ja) * 1999-07-16 2001-02-09 Advanced Display Inc 面状光源装置
JP3160594B2 (ja) * 1999-08-05 2001-04-25 日本ライツ株式会社 導光板および平面照明装置
JP2001076526A (ja) * 1999-09-09 2001-03-23 Advanced Display Inc 面状光源装置
US7046905B1 (en) * 1999-10-08 2006-05-16 3M Innovative Properties Company Blacklight with structured surfaces
US6845212B2 (en) * 1999-10-08 2005-01-18 3M Innovative Properties Company Optical element having programmed optical structures
JP3730077B2 (ja) * 2000-03-01 2005-12-21 日本板硝子株式会社 導光体
JP2001312213A (ja) * 2000-04-26 2001-11-09 Internatl Business Mach Corp <Ibm> バックライトユニット、液晶表示装置、ならびに導光板の製造方法
KR100676233B1 (ko) * 2000-04-28 2007-01-30 삼성전자주식회사 액정표시장치의 도광판, 이를 이용한 액정표시장치 및도광판의 제조방법
KR100830261B1 (ko) 2000-07-11 2008-05-16 쓰리엠 이노베이티브 프로퍼티즈 캄파니 구조화된 면을 구비한 백라이트
JP4145473B2 (ja) * 2000-08-17 2008-09-03 株式会社エンプラス 面光源装置及び液晶表示装置
KR100769922B1 (ko) * 2001-03-26 2007-10-24 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
KR100828521B1 (ko) * 2001-11-30 2008-05-13 삼성전자주식회사 액정표시장치
TW524370U (en) * 2002-01-18 2003-03-11 Fu Bi Co Ltd Improved structure of advertisement lamp box
US6908204B2 (en) 2002-02-02 2005-06-21 Edward Robert Kraft Flat panel luminaire having embedded light guides
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
TW580147U (en) * 2003-01-06 2004-03-11 Toppoly Optoelectronics Corp Back light module
US6895705B2 (en) * 2003-05-15 2005-05-24 Marketing Display, Inc. Light panel
CN100485482C (zh) * 2004-10-14 2009-05-06 清华大学 导光板和背光模组
JP2006261064A (ja) * 2005-03-18 2006-09-28 Hitachi Chem Co Ltd 導光板及びバックライト装置
CN100454101C (zh) * 2005-09-21 2009-01-21 鸿富锦精密工业（深圳）有限公司 导光板
CN100468157C (zh) * 2005-11-01 2009-03-11 鸿富锦精密工业（深圳）有限公司 导光板
US20070289180A1 (en) * 2006-05-30 2007-12-20 Jeff Johnson Light box
KR101149409B1 (ko) * 2006-11-09 2012-06-01 삼성전자주식회사 백라이트 유닛
JP4798563B2 (ja) * 2006-12-05 2011-10-19 コルコート株式会社 ライン照明装置
KR101353475B1 (ko) * 2007-05-30 2014-01-24 삼성디스플레이 주식회사 도광판과 이를 포함하는 백라이트 어셈블리 및 이를포함하는 액정 표시 장치
TWI370302B (en) * 2008-12-25 2012-08-11 Au Optronics Corp A light guide plate having lateral optical structures and a backlight module having the light guide plate
JP5222163B2 (ja) * 2009-01-19 2013-06-26 スタンレー電気株式会社 薄型導光シート及びこれを備えたバックライト
TWI384296B (zh) * 2009-07-23 2013-02-01 Au Optronics Corp 光源模組與顯示模組
WO2013005542A1 (ja) * 2011-07-06 2013-01-10 シャープ株式会社 照明装置および表示装置
US9625638B2 (en) 2013-03-15 2017-04-18 Cree, Inc. Optical waveguide body
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
US9869432B2 (en) 2013-01-30 2018-01-16 Cree, Inc. Luminaires using waveguide bodies and optical elements
US9366396B2 (en) 2013-01-30 2016-06-14 Cree, Inc. Optical waveguide and lamp including same
US9690029B2 (en) 2013-01-30 2017-06-27 Cree, Inc. Optical waveguides and luminaires incorporating same
US9442243B2 (en) 2013-01-30 2016-09-13 Cree, Inc. Waveguide bodies including redirection features and methods of producing same
US9920901B2 (en) 2013-03-15 2018-03-20 Cree, Inc. LED lensing arrangement
US9366799B2 (en) 2013-03-15 2016-06-14 Cree, Inc. Optical waveguide bodies and luminaires utilizing same
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
US10436970B2 (en) 2013-03-15 2019-10-08 Ideal Industries Lighting Llc Shaped optical waveguide bodies
US10209429B2 (en) 2013-03-15 2019-02-19 Cree, Inc. Luminaire with selectable luminous intensity pattern
US10400984B2 (en) 2013-03-15 2019-09-03 Cree, Inc. LED light fixture and unitary optic member therefor
US9798072B2 (en) 2013-03-15 2017-10-24 Cree, Inc. Optical element and method of forming an optical element
US10502899B2 (en) * 2013-03-15 2019-12-10 Ideal Industries Lighting Llc Outdoor and/or enclosed structure LED luminaire
US9304242B2 (en) * 2013-07-24 2016-04-05 Young Lighting Technology Inc. Display device
CN104597553B (zh) * 2013-10-30 2017-09-12 纬创资通股份有限公司 导光板
CN104049296A (zh) * 2014-05-27 2014-09-17 瑞仪光电股份有限公司 导光板及光源模组
JP2020095061A (ja) * 2016-03-08 2020-06-18 パナソニック Ａｖｃ ネットワークス クアラルンプール マレーシア スンディリアン ブルハドＰａｎａｓｏｎｉｃ Ａｖｃ Ｎｅｔｗｏｒｋｓ Ｋｕａｌａ Ｌｕｍｐｕｒ Ｍａｌａｙｓｉａ Ｓｄｎ． Ｂｈｄ． 映像表示装置
US10416377B2 (en) 2016-05-06 2019-09-17 Cree, Inc. Luminaire with controllable light emission
US11719882B2 (en) 2016-05-06 2023-08-08 Ideal Industries Lighting Llc Waveguide-based light sources with dynamic beam shaping
WO2018208619A1 (en) 2017-05-08 2018-11-15 Reald Spark, Llc Optical stack for directional display
TW201921060A (zh) 2017-09-15 2019-06-01 美商瑞爾Ｄ斯帕克有限責任公司 用於可切換定向顯示器的光學堆疊結構
US11115647B2 (en) 2017-11-06 2021-09-07 Reald Spark, Llc Privacy display apparatus
BR112020015167A2 (pt) 2018-01-25 2021-01-19 Reald Spark, Llc Pilha óptica refletiva para visor de privacidade
KR20200120650A (ko) 2018-01-25 2020-10-21 리얼디 스파크, 엘엘씨 프라이버시 디스플레이를 위한 터치스크린
EP3769516A4 (en) * 2018-03-22 2022-01-05 RealD Spark, LLC OPTICAL WAVE GUIDE FOR DIRECTIONAL BACKLIGHT
EP3814832A4 (en) 2018-06-29 2022-04-06 RealD Spark, LLC STABILIZATION FOR PRIVACY DISPLAY
US11073735B2 (en) 2018-07-18 2021-07-27 Reald Spark, Llc Optical stack for switchable directional display
CN113167953B (zh) 2018-11-07 2023-10-24 瑞尔D斯帕克有限责任公司 定向显示设备
US11287677B2 (en) 2019-01-07 2022-03-29 Reald Spark, Llc Optical stack for privacy display
WO2020167680A1 (en) 2019-02-12 2020-08-20 Reald Spark, Llc Diffuser for privacy display
TW202102883A (zh) 2019-07-02 2021-01-16 美商瑞爾Ｄ斯帕克有限責任公司 定向顯示設備
WO2021067638A1 (en) 2019-10-02 2021-04-08 Reald Spark, Llc Privacy display apparatus
WO2021097066A1 (en) 2019-11-13 2021-05-20 Reald Spark, Llc Off-axis display device
EP4073560A4 (en) 2019-12-10 2024-02-21 RealD Spark, LLC REFLECTION CONTROL OF A DISPLAY DEVICE
CN115867854A (zh) 2020-04-30 2023-03-28 瑞尔D斯帕克有限责任公司 定向显示设备
EP4143043A4 (en) 2020-04-30 2024-06-05 RealD Spark, LLC DIRECTIONAL DISPLAY DEVICE
EP4143042A4 (en) 2020-04-30 2024-05-29 RealD Spark, LLC DIRECTION INDICATOR
WO2022026536A1 (en) 2020-07-29 2022-02-03 Reald Spark, Llc Backlight for switchable directional display
TW202204818A (zh) 2020-07-29 2022-02-01 美商瑞爾Ｄ斯帕克有限責任公司 光瞳照明裝置
US11892717B2 (en) 2021-09-30 2024-02-06 Reald Spark, Llc Marks for privacy display
US11977286B2 (en) 2022-02-09 2024-05-07 Reald Spark, Llc Observer-tracked privacy display
WO2023196440A1 (en) 2022-04-07 2023-10-12 Reald Spark, Llc Directional display apparatus

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1145934A (fr) * 1956-03-22 1957-10-30 Nec Perfectionnements à l'éclairage des plaques transparentes par lumière frisante
JPS62123408A (ja) * 1985-11-25 1987-06-04 Hitachi Ltd 平面二次光源
US5005108A (en) * 1989-02-10 1991-04-02 Lumitex, Inc. Thin panel illuminator
US5283563A (en) * 1990-03-20 1994-02-01 General Electric Company Backlighting of nematic curvilinear aligned phase liquid crystal display panels
US5806955A (en) * 1992-04-16 1998-09-15 Tir Technologies, Inc. TIR lens for waveguide injection
CA2097109C (en) * 1992-06-01 2000-01-11 Shozo Kokawa Liquid crystal display
JP2599121Y2 (ja) * 1993-05-07 1999-08-30 株式会社エンプラス 面光源装置
US5659410A (en) * 1993-12-28 1997-08-19 Enplas Corporation Surface light source device and liquid crystal display
US5719649A (en) * 1994-06-08 1998-02-17 Kabushiki Kaisha Toshiba Light guide and liquid crystal display device using it
US5575549A (en) * 1994-08-12 1996-11-19 Enplas Corporation Surface light source device
US5808784A (en) * 1994-09-06 1998-09-15 Dai Nippon Printing Co., Ltd. Lens array sheet surface light source, and transmission type display device
JP3213496B2 (ja) * 1994-11-30 2001-10-02 シャープ株式会社 照明装置
JP2830972B2 (ja) * 1995-03-06 1998-12-02 株式会社日立製作所 液晶表示装置
JPH0961631A (ja) * 1995-08-22 1997-03-07 Nippon Chemitec Kk 導光板と該導光板を使用した面型照明体
JPH09105817A (ja) * 1995-10-09 1997-04-22 Ohtsu Tire & Rubber Co Ltd :The 導光板装置
JPH09113907A (ja) * 1995-10-17 1997-05-02 Nippon Chemitec Kk 導光板と該導光板を使用した面型照明体
TW404532U (en) * 1995-11-10 2000-09-01 Starlite Ind Panel for surface light source device
US5926601A (en) * 1996-05-02 1999-07-20 Briteview Technologies, Inc. Stacked backlighting system using microprisms
US5854872A (en) * 1996-10-08 1998-12-29 Clio Technologies, Inc. Divergent angle rotator system and method for collimating light beams

Also Published As

Publication number Publication date
KR19990006668A (ko) 1999-01-25
JPH10340611A (ja) 1998-12-22
JP3615355B2 (ja) 2005-02-02
KR100501066B1 (ko) 2005-09-26
US5997148A (en) 1999-12-07

Similar Documents

Publication Publication Date Title
TW582553U (en) Surface light source device of side light type
TW585258U (en) Surface light source device of side light type
TW566556U (en) Surface light source device of side light type
GB9719511D0 (en) Light source
EP1070982A4 (en) LIGHT SOURCE
DE69426978D1 (de) Oberflächenlichtquellen-vorrichtung
GB2294580B (en) Light source
TW404532U (en) Panel for surface light source device
KR960015332U (ko) 면광원장치
GB9812795D0 (en) Light source arrangement
GB9805086D0 (en) Light emitting device
EP1027923A4 (en) PROJECTOR
GB9710402D0 (en) Light modulating devices
GB2325556B (en) Light modulating devices
TW566555U (en) Surface light source device of side light type and light control element
KR960038311U (ko) 면광원장치
GB9718457D0 (en) Removable light fitting
IL122390A0 (en) An optical surface device
TW331980U (en) Improved planer light source
IL120329A0 (en) Light source
GB2331399B (en) High intensity light source
DE69626217D1 (de) Oberflächenlichtquelle
KR960011998U (ko) 면광원 장치
KR960015331U (ko) 면광원장치
KR950004450U (ko) 면광원장치

Legal Events

Date Code Title Description
MM4K Annulment or lapse of a utility model due to non-payment of fees