TW487170U - Guide plate, surface light source device of side light type and liquid crystal display - Google Patents

Guide plate, surface light source device of side light type and liquid crystal display

Info

Publication number
TW487170U
TW487170U TW090210837U TW90210837U TW487170U TW 487170 U TW487170 U TW 487170U TW 090210837 U TW090210837 U TW 090210837U TW 90210837 U TW90210837 U TW 90210837U TW 487170 U TW487170 U TW 487170U
Authority
TW
Taiwan
Prior art keywords
liquid crystal
crystal display
guide plate
source device
light source
Prior art date
Application number
TW090210837U
Other languages
English (en)
Inventor
Hiroshi Yamazaki
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
Priority claimed from JP20246698A external-priority patent/JP3743699B2/ja
Priority claimed from JP22415098A external-priority patent/JP3900326B2/ja
Application filed by Enplas Corp, Koike Yasuhiro filed Critical Enplas Corp
Publication of TW487170U publication Critical patent/TW487170U/zh

Links

Classifications

    • 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
    • G02B6/0036—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
    • G02B6/0035—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

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)
TW090210837U 1998-07-17 1999-07-13 Guide plate, surface light source device of side light type and liquid crystal display TW487170U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20246698A JP3743699B2 (ja) 1998-07-17 1998-07-17 導光板、サイドライト型面光源装置及び液晶表示装置
JP22415098A JP3900326B2 (ja) 1998-08-07 1998-08-07 サイドライト型面光源装置及び液晶表示装置

Publications (1)

Publication Number Publication Date
TW487170U true TW487170U (en) 2002-05-11

Family

ID=26513395

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090210837U TW487170U (en) 1998-07-17 1999-07-13 Guide plate, surface light source device of side light type and liquid crystal display

Country Status (3)

Country Link
US (1) US6568819B1 (zh)
KR (1) KR100580358B1 (zh)
TW (1) TW487170U (zh)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003150073A (ja) * 2001-08-27 2003-05-21 Omron Corp 画像表示装置及びフロントライト
KR100828520B1 (ko) * 2001-11-23 2008-05-13 삼성전자주식회사 액정 표시 모듈
JP2004264605A (ja) * 2003-02-28 2004-09-24 Omron Corp 反射板、反射型表示装置および電子機器
TW594253B (en) * 2003-04-25 2004-06-21 Au Optronics Corp Liquid crystal display device
JP2007505461A (ja) * 2003-09-11 2007-03-08 コニンクリユケ フィリップス エレクトロニクス エヌ．ブイ． ランプシステム
TW200528849A (en) * 2004-02-27 2005-09-01 Hon Hai Prec Ind Co Ltd Light guide plate
TWI251104B (en) * 2004-06-07 2006-03-11 Nano Prec Corp Back lighting apparatus
KR20060086628A (ko) * 2005-01-27 2006-08-01 삼성전자주식회사 광 조절 플레이트와 이를 포함한 액정표시장치
US8089582B2 (en) * 2007-05-31 2012-01-03 Hitachi Displays, Ltd. Liquid crystal display device comprising at least one groove having an end portion that stops short of the non-adjacent opposite side surfaces and extends in a direction perpendicular to the non-adjacent side surfaces
CN101471192B (zh) * 2007-12-27 2011-04-06 比亚迪股份有限公司 一种按键结构及其制作方法
US8297802B2 (en) * 2009-10-09 2012-10-30 Wintek Corporation Optical film having linear protrusions with inwardly curved ridges and back light module with the optical film
US9625638B2 (en) 2013-03-15 2017-04-18 Cree, Inc. Optical waveguide body
US9690029B2 (en) 2013-01-30 2017-06-27 Cree, Inc. Optical waveguides and luminaires incorporating same
US9869432B2 (en) 2013-01-30 2018-01-16 Cree, Inc. Luminaires using waveguide bodies and optical elements
US9442243B2 (en) 2013-01-30 2016-09-13 Cree, Inc. Waveguide bodies including redirection features and methods of producing same
US9291320B2 (en) 2013-01-30 2016-03-22 Cree, Inc. Consolidated troffer
US10436969B2 (en) 2013-01-30 2019-10-08 Ideal Industries Lighting Llc Optical waveguide and luminaire incorporating same
US9366396B2 (en) 2013-01-30 2016-06-14 Cree, Inc. Optical waveguide and lamp including same
US10400984B2 (en) 2013-03-15 2019-09-03 Cree, Inc. LED light fixture and unitary optic member therefor
US9645303B2 (en) 2013-03-15 2017-05-09 Cree, Inc. Luminaires utilizing edge coupling
US9366799B2 (en) 2013-03-15 2016-06-14 Cree, Inc. Optical waveguide bodies and luminaires utilizing same
US10209429B2 (en) 2013-03-15 2019-02-19 Cree, Inc. Luminaire with selectable luminous intensity pattern
US9920901B2 (en) 2013-03-15 2018-03-20 Cree, Inc. LED lensing arrangement
US10436970B2 (en) 2013-03-15 2019-10-08 Ideal Industries Lighting Llc Shaped optical waveguide bodies
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
US10502899B2 (en) * 2013-03-15 2019-12-10 Ideal Industries Lighting Llc Outdoor and/or enclosed structure LED luminaire
US9798072B2 (en) 2013-03-15 2017-10-24 Cree, Inc. Optical element and method of forming an optical element
DE202014103304U1 (de) * 2014-07-17 2015-10-21 Zumtobel Lighting Gmbh Leuchtenanordnung und damit ausgestattete Leuchtvorrichtung
US11719882B2 (en) 2016-05-06 2023-08-08 Ideal Industries Lighting Llc Waveguide-based light sources with dynamic beam shaping
US10416377B2 (en) 2016-05-06 2019-09-17 Cree, Inc. Luminaire with controllable light emission

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5386197A (en) * 1976-12-07 1978-07-29 Citizen Watch Co Ltd Liquid crystal display device
JPH0453220U (zh) * 1990-09-07 1992-05-07
TW404532U (en) * 1995-11-10 2000-09-01 Starlite Ind Panel for surface light source device
JP3324678B2 (ja) * 1996-08-05 2002-09-17 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サイドライト型面光源装置用の部品金型
JPH10115714A (ja) * 1997-06-02 1998-05-06 Dainippon Printing Co Ltd 面光源用出光パネル
JP3615355B2 (ja) * 1997-06-04 2005-02-02 株式会社エンプラス サイドライト型面光源装置及び導光板

Also Published As

Publication number Publication date
KR100580358B1 (ko) 2006-05-16
US6568819B1 (en) 2003-05-27
KR20000011778A (ko) 2000-02-25

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004