KR100409150B1 - - Google Patents

Info

Publication number
KR100409150B1
KR100409150B1 KR10-1998-0705891A KR19980705891A KR100409150B1 KR 100409150 B1 KR100409150 B1 KR 100409150B1 KR 19980705891 A KR19980705891 A KR 19980705891A KR 100409150 B1 KR100409150 B1 KR 100409150B1
Authority
KR
South Korea
Prior art keywords
light
face
conductor
light source
light emitting
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
KR10-1998-0705891A
Other languages
English (en)
Korean (ko)
Other versions
KR19990082166A (ko
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 JP17512296A external-priority patent/JP3682124B2/ja
Application filed filed Critical
Publication of KR19990082166A publication Critical patent/KR19990082166A/ko
Application granted granted Critical
Publication of KR100409150B1 publication Critical patent/KR100409150B1/ko
Granted 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
    • 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
    • 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
    • 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
    • G02B6/0045—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 by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
KR1019980705891A 1996-02-01 1997-01-31 면 광원 소자 및 그것을 사용한 액정 표시 장치, 표시 장치 및교통 표지 장치 Granted KR19990082166A (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP96-16928 1996-02-01
JP96-40719 1996-02-01
JP1692896 1996-02-01
JP4071996 1996-02-01
JP17512296A JP3682124B2 (ja) 1996-07-04 1996-07-04 面光源素子
JP96-175122 1996-07-04

Publications (2)

Publication Number Publication Date
KR19990082166A KR19990082166A (ko) 1999-11-25
KR100409150B1 true KR100409150B1 (https=) 2004-02-18

Family

ID=27281622

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019980705891A Granted KR19990082166A (ko) 1996-02-01 1997-01-31 면 광원 소자 및 그것을 사용한 액정 표시 장치, 표시 장치 및교통 표지 장치

Country Status (7)

Country Link
US (3) US6099135A (https=)
EP (1) EP0882930B1 (https=)
KR (1) KR19990082166A (https=)
CN (1) CN1078335C (https=)
DE (1) DE69740010D1 (https=)
ID (1) ID15863A (https=)
WO (1) WO1997028403A1 (https=)

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US8928967B2 (en) 1998-04-08 2015-01-06 Qualcomm Mems Technologies, Inc. Method and device for modulating light
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DE19920917A1 (de) * 1999-05-06 2000-11-09 Mannesmann Vdo Ag Anzeige mit einer Beleuchtungseinheit
KR100806093B1 (ko) * 2000-04-27 2008-02-21 가부시키가이샤 구라레 면광원소자 및 이를 사용한 표시장치
US6799859B1 (en) * 2000-07-24 2004-10-05 Mitsubishi Rayon Co., Ltd. Surface illuminant device and prism sheet used therefor
CN100405166C (zh) * 2000-12-13 2008-07-23 三菱丽阳株式会社 光源装置
JP2002184223A (ja) * 2000-12-14 2002-06-28 Alps Electric Co Ltd 面発光装置及びその製造方法並びに液晶表示装置
US6502947B2 (en) * 2001-03-30 2003-01-07 Mitsubishi Rayon Co., Ltd. Planar light source device and liquid crystal display apparatus
US6969834B2 (en) * 2001-07-03 2005-11-29 Matsushita Electric Industrial Co., Ltd. Line type luminous device and induction heating cooker employing same
KR100864738B1 (ko) * 2001-08-27 2008-10-22 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 확장된 표시창을 갖는 광 패널
WO2003069222A1 (en) * 2002-01-18 2003-08-21 Mitsubishi Rayon Co., Ltd. Light source device
US6946975B2 (en) * 2002-04-04 2005-09-20 Siemens Airfield Solutions Uniformly lighted airfield guidance sign
CN100485487C (zh) * 2002-04-22 2009-05-06 三菱丽阳株式会社 面光源装置及面光源装置用导光体
TWI289708B (en) 2002-12-25 2007-11-11 Qualcomm Mems Technologies Inc Optical interference type color display
TWM243655U (en) * 2002-12-27 2004-09-11 Hon Hai Prec Ind Co Ltd Light guide plate and surface light source device
KR100725011B1 (ko) 2003-11-12 2007-06-04 엘지전자 주식회사 프리즘 시트 및 백라이트 어셈블리
DE112004000823T5 (de) * 2003-06-04 2006-04-13 Nippon Polyester Co. Ltd. Licht-streuende Platte für eine Flüssigkeitskristallanzeigevorrichtung und Polycarbonatharz-Zusammensetzung für eine Licht-streuende Platte für eine Flüssigkeitskristallanzeigevorrichtung
TW200515063A (en) * 2003-10-31 2005-05-01 Hon Hai Prec Ind Co Ltd Back light source device and the light guide plate
JP4555994B2 (ja) * 2003-12-19 2010-10-06 日立化成工業株式会社 バックライト装置及び液晶表示装置
JP2005216666A (ja) * 2004-01-29 2005-08-11 Mitsubishi Rayon Co Ltd 面光源装置及びそれに用いる導光体
JP4716876B2 (ja) * 2004-01-29 2011-07-06 三菱レイヨン株式会社 面光源装置用導光体及びその製造方法並びに面光源装置
US7342705B2 (en) 2004-02-03 2008-03-11 Idc, Llc Spatial light modulator with integrated optical compensation structure
US7706050B2 (en) 2004-03-05 2010-04-27 Qualcomm Mems Technologies, Inc. Integrated modulator illumination
CN100468151C (zh) * 2004-03-11 2009-03-11 鸿富锦精密工业（深圳）有限公司 直下式背光模组
US20050270774A1 (en) * 2004-06-03 2005-12-08 Frank Pan LED illuminating strip unit
US7508571B2 (en) 2004-09-27 2009-03-24 Idc, Llc Optical films for controlling angular characteristics of displays
CN100432709C (zh) * 2004-09-27 2008-11-12 中华映管股份有限公司 笔记本电脑、背光模块及其导光板
US7630123B2 (en) 2004-09-27 2009-12-08 Qualcomm Mems Technologies, Inc. Method and device for compensating for color shift as a function of angle of view
US7750886B2 (en) 2004-09-27 2010-07-06 Qualcomm Mems Technologies, Inc. Methods and devices for lighting displays
US7813026B2 (en) 2004-09-27 2010-10-12 Qualcomm Mems Technologies, Inc. System and method of reducing color shift in a display
US7695167B2 (en) * 2004-09-30 2010-04-13 Sony Corporation Optical sheet, backlight and liquid crystal display apparatus
KR100735148B1 (ko) * 2004-11-22 2007-07-03 (주)케이디티 백라이트 장치용 광 여기 확산시트, 이를 이용한액정표시용 백라이트 장치
JP4676190B2 (ja) * 2004-11-25 2011-04-27 大日本印刷株式会社 光拡散シート及び透過型スクリーン
US7916980B2 (en) 2006-01-13 2011-03-29 Qualcomm Mems Technologies, Inc. Interconnect structure for MEMS device
US7603001B2 (en) 2006-02-17 2009-10-13 Qualcomm Mems Technologies, Inc. Method and apparatus for providing back-lighting in an interferometric modulator display device
JP2007258152A (ja) * 2006-02-24 2007-10-04 Citizen Electronics Co Ltd バックライトユニット及びそれを備えた表示装置
KR100773993B1 (ko) * 2006-03-10 2007-11-08 (주)케이디티 광여기 시트
KR100728940B1 (ko) 2006-03-10 2007-06-14 (주)케이디티 광여기 시트
KR100827712B1 (ko) * 2006-05-10 2008-05-07 순천향대학교 산학협력단 광 도파로
JP2007317284A (ja) * 2006-05-25 2007-12-06 Hitachi Ltd 光ディスク装置
US7766498B2 (en) 2006-06-21 2010-08-03 Qualcomm Mems Technologies, Inc. Linear solid state illuminator
JP4784410B2 (ja) * 2006-06-22 2011-10-05 ソニー株式会社 光ピックアップ及び光ディスク装置
US7845841B2 (en) * 2006-08-28 2010-12-07 Qualcomm Mems Technologies, Inc. Angle sweeping holographic illuminator
JPWO2008032848A1 (ja) * 2006-09-15 2010-01-28 Ｍｇｃフィルシート株式会社 位相差フィルム
EP1903358A1 (en) 2006-09-22 2008-03-26 Centro Ricerche Plast-Optica S.r.l. Lighting device with a light guide and means for re-directing the light extracted from the light guide
WO2008045200A2 (en) 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Optical loss structure integrated in an illumination apparatus of a display
US8107155B2 (en) 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
WO2008045207A2 (en) 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Light guide
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US7855827B2 (en) 2006-10-06 2010-12-21 Qualcomm Mems Technologies, Inc. Internal optical isolation structure for integrated front or back lighting
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US20080174519A1 (en) * 2007-01-23 2008-07-24 Chan-Long Shieh Reconfigurable color signage using bistable light valve
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Also Published As

Publication number Publication date
EP0882930A4 (en) 1999-03-31
CN1212042A (zh) 1999-03-24
ID15863A (id) 1997-08-14
CN1078335C (zh) 2002-01-23
DE69740010D1 (de) 2010-11-11
US6332691B2 (en) 2001-12-25
KR19990082166A (ko) 1999-11-25
US6099135A (en) 2000-08-08
US20010030861A1 (en) 2001-10-18
US6244719B1 (en) 2001-06-12
EP0882930A1 (en) 1998-12-09
WO1997028403A1 (en) 1997-08-07
EP0882930B1 (en) 2010-09-29

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PC1801 Expiration of term