CN1126982C - 前方照明装置和具备该装置的反射型液晶显示装置 - Google Patents

前方照明装置和具备该装置的反射型液晶显示装置 Download PDF

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Publication number
CN1126982C
CN1126982C CN98105185A CN98105185A CN1126982C CN 1126982 C CN1126982 C CN 1126982C CN 98105185 A CN98105185 A CN 98105185A CN 98105185 A CN98105185 A CN 98105185A CN 1126982 C CN1126982 C CN 1126982C
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China
Prior art keywords
light
mentioned
optical conductor
emitting surface
place ahead
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Expired - Fee Related
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CN98105185A
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English (en)
Chinese (zh)
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CN1195118A (zh
Inventor
泽山丰
角田行広
增田岳志
海老毅
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Sharp Corp
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Sharp Corp
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Publication of CN1195118A publication Critical patent/CN1195118A/zh
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    • 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
    • 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
    • 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
    • G02F1/133616—Front illuminating devices
CN98105185A 1997-03-28 1998-03-27 前方照明装置和具备该装置的反射型液晶显示装置 Expired - Fee Related CN1126982C (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP7821197 1997-03-28
JP78211/97 1997-03-28
JP78211/1997 1997-03-28
JP35179497A JP3573938B2 (ja) 1997-03-28 1997-12-19 前方照明装置およびこれを備えた反射型液晶表示装置
JP351794/1997 1997-12-19
JP351794/97 1997-12-19

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNB031009611A Division CN100340905C (zh) 1997-03-28 1998-03-27 前方照明装置和具备该装置的反射型液晶显示装置

Publications (2)

Publication Number Publication Date
CN1195118A CN1195118A (zh) 1998-10-07
CN1126982C true CN1126982C (zh) 2003-11-05

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN98105185A Expired - Fee Related CN1126982C (zh) 1997-03-28 1998-03-27 前方照明装置和具备该装置的反射型液晶显示装置
CNB031009611A Expired - Fee Related CN100340905C (zh) 1997-03-28 1998-03-27 前方照明装置和具备该装置的反射型液晶显示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNB031009611A Expired - Fee Related CN100340905C (zh) 1997-03-28 1998-03-27 前方照明装置和具备该装置的反射型液晶显示装置

Country Status (4)

Country Link
JP (1) JP3573938B2 (ja)
KR (3) KR100312275B1 (ja)
CN (2) CN1126982C (ja)
TW (1) TW505812B (ja)

Cited By (1)

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CN105911737A (zh) * 2016-06-15 2016-08-31 京东方科技集团股份有限公司 一种背光源、显示装置及其控制方法

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JP3968907B2 (ja) 1999-03-15 2007-08-29 セイコーエプソン株式会社 照明装置、その照明装置をフロントライトとして備える電気光学装置及び電子機器
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JP4113633B2 (ja) * 1999-04-20 2008-07-09 日東電工株式会社 液晶表示装置
JP4462512B2 (ja) 1999-04-26 2010-05-12 日東電工株式会社 液晶表示装置
JP3910771B2 (ja) * 1999-11-30 2007-04-25 ローム株式会社 液晶表示装置
US6577359B2 (en) * 1999-12-10 2003-06-10 Rohm Co., Ltd. Liquid crystal display apparatus with light guide panel having light-absorbing or light-storing layer
JP3968742B2 (ja) * 2000-03-30 2007-08-29 株式会社エンプラス 導光板、面光源装置及び表示装置
JP3301752B2 (ja) 2000-03-31 2002-07-15 三菱電機株式会社 フロントライト、反射型液晶表示装置および携帯情報端末
JP4476505B2 (ja) * 2001-02-09 2010-06-09 シャープ株式会社 液晶表示装置
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JP2002311432A (ja) * 2001-04-13 2002-10-23 Kyocera Corp 反射型液晶表示装置
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JP3941561B2 (ja) 2001-09-14 2007-07-04 三菱電機株式会社 両面表示型液晶表示装置および情報機器
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JP2004078613A (ja) 2002-08-19 2004-03-11 Fujitsu Ltd タッチパネル装置
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JP4845336B2 (ja) 2003-07-16 2011-12-28 株式会社半導体エネルギー研究所 撮像機能付き表示装置、及び双方向コミュニケーションシステム
JP3912603B2 (ja) * 2003-09-05 2007-05-09 ソニー株式会社 光導波装置
KR20050062269A (ko) 2003-12-20 2005-06-23 엘지.필립스 엘시디 주식회사 양면 반사형 액정표시장치
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KR102368883B1 (ko) * 2015-01-14 2022-03-04 엘지이노텍 주식회사 발광 장치
EP3374822B1 (en) * 2015-11-13 2023-12-27 RealD Spark, LLC Surface features for imaging directional backlights
WO2017175517A1 (ja) * 2016-04-05 2017-10-12 日立マクセル株式会社 光源装置およびそれを利用した電子装置
CN105892150B (zh) * 2016-06-08 2019-10-25 武汉华星光电技术有限公司 背光模组及液晶显示装置
CN107329325B (zh) 2017-08-31 2020-03-13 京东方科技集团股份有限公司 匀光结构、前置光源及显示装置
CN110094640B (zh) * 2018-01-27 2021-10-22 深圳市绎立锐光科技开发有限公司 光源系统及照明装置
CN108446677A (zh) * 2018-05-03 2018-08-24 东莞市美光达光学科技有限公司 一种用于屏幕下方的指纹识别模组
CN113711108B (zh) 2019-04-26 2024-04-12 松下知识产权经营株式会社 光学系统、照明系统、显示系统和移动车辆

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CN105911737A (zh) * 2016-06-15 2016-08-31 京东方科技集团股份有限公司 一种背光源、显示装置及其控制方法
CN105911737B (zh) * 2016-06-15 2020-03-03 京东方科技集团股份有限公司 一种背光源、显示装置及其控制方法

Also Published As

Publication number Publication date
KR100336602B1 (ko) 2002-05-16
JP3573938B2 (ja) 2004-10-06
TW505812B (en) 2002-10-11
KR100312275B1 (ko) 2001-12-12
CN1195118A (zh) 1998-10-07
CN1492266A (zh) 2004-04-28
KR100399201B1 (ko) 2003-09-26
KR19980080826A (ko) 1998-11-25
CN100340905C (zh) 2007-10-03
JPH10326515A (ja) 1998-12-08

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