CN1979309B - 显示装置及面状光源装置 - Google Patents

显示装置及面状光源装置 Download PDF

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Publication number
CN1979309B
CN1979309B CN2006101645305A CN200610164530A CN1979309B CN 1979309 B CN1979309 B CN 1979309B CN 2006101645305 A CN2006101645305 A CN 2006101645305A CN 200610164530 A CN200610164530 A CN 200610164530A CN 1979309 B CN1979309 B CN 1979309B
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CN
China
Prior art keywords
light
film
light guide
guide member
backlight
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.)
Active
Application number
CN2006101645305A
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English (en)
Chinese (zh)
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CN1979309A (zh
Inventor
栗原博司
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.)
Magno Seishin Co Ltd
Panasonic Intellectual Property Corp of America
Original Assignee
Hitachi Displays Ltd
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 Hitachi Displays Ltd filed Critical Hitachi Displays Ltd
Publication of CN1979309A publication Critical patent/CN1979309A/zh
Application granted granted Critical
Publication of CN1979309B publication Critical patent/CN1979309B/zh
Active legal-status Critical Current
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    • 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
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting 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
    • 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
    • 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
    • G02B6/0055—Reflecting 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
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources

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)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CN2006101645305A 2005-12-06 2006-12-05 显示装置及面状光源装置 Active CN1979309B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005352167A JP4579146B2 (ja) 2005-12-06 2005-12-06 表示装置および面状光源装置
JP352167/2005 2005-12-06

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN2010102870970A Division CN101976003A (zh) 2005-12-06 2006-12-05 显示装置

Publications (2)

Publication Number Publication Date
CN1979309A CN1979309A (zh) 2007-06-13
CN1979309B true CN1979309B (zh) 2010-11-10

Family

ID=38118356

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2006101645305A Active CN1979309B (zh) 2005-12-06 2006-12-05 显示装置及面状光源装置
CN2010102870970A Pending CN101976003A (zh) 2005-12-06 2006-12-05 显示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN2010102870970A Pending CN101976003A (zh) 2005-12-06 2006-12-05 显示装置

Country Status (5)

Country Link
US (5) US20070126950A1 (enExample)
JP (1) JP4579146B2 (enExample)
KR (1) KR100863848B1 (enExample)
CN (2) CN1979309B (enExample)
TW (2) TW200734705A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108182873A (zh) * 2016-12-08 2018-06-19 乐金显示有限公司 嵌入有光学图像传感器的平板显示器

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4579146B2 (ja) * 2005-12-06 2010-11-10 株式会社 日立ディスプレイズ 表示装置および面状光源装置
JP5951928B2 (ja) * 2007-09-06 2016-07-13 スリーエム イノベイティブ プロパティズ カンパニー 光出力の領域制御を提供する光抽出構造体を有する光ガイド
KR20090059996A (ko) * 2007-12-07 2009-06-11 삼성전자주식회사 백라이트유닛 및 이를 갖는 평판표시장치
CN101487972B (zh) * 2008-01-18 2014-09-10 北京京东方光电科技有限公司 可调节透过率的掩模板的掩模方法
EP2239492A1 (en) * 2008-02-07 2010-10-13 Sony Corporation Light guide plate, surface illumination device, liquid crystal display device, and manufacturing method for the light guide plate
JP5190735B2 (ja) * 2008-03-06 2013-04-24 Ｎｌｔテクノロジー株式会社 バックライト及び液晶表示装置
JP4528902B2 (ja) * 2008-08-06 2010-08-25 株式会社オプトデザイン 光源装置、照明装置および表示装置
JP2010049989A (ja) * 2008-08-22 2010-03-04 Fujikura Ltd 面状発光装置
DE102008058894B3 (de) * 2008-11-26 2010-06-17 Vimecon Gmbh Laserapplikator
TW201123411A (en) * 2009-12-30 2011-07-01 Harvatek Corp A light emission module with high-efficiency light emission and high-efficiency heat dissipation and applications thereof
JP5631776B2 (ja) * 2010-03-03 2014-11-26 株式会社東芝 照明装置およびこれを備えた液晶表示装置
KR20120023921A (ko) * 2010-09-03 2012-03-14 엘지이노텍 주식회사 백라이트 유닛
JP5550505B2 (ja) * 2010-09-16 2014-07-16 株式会社東芝 面状照明装置およびこれを備えた液晶表示装置
TWI465808B (zh) * 2010-11-25 2014-12-21 Ｌｇ伊諾特股份有限公司 背光單元及其顯示設備
JP2012136199A (ja) * 2010-12-28 2012-07-19 Nippon Seiki Co Ltd 表示装置
TWI507784B (zh) * 2011-09-29 2015-11-11 Toppan Printing Co Ltd 照明裝置、顯示裝置
KR102075922B1 (ko) * 2012-05-10 2020-02-11 엘지디스플레이 주식회사 도광판 및 이를 이용한 액정표시 장치
CN102692673B (zh) * 2012-06-20 2014-09-03 丹阳博昱科技有限公司 一种用掩模板制作大版导光片的方法
JP6157827B2 (ja) * 2012-09-28 2017-07-05 恵和株式会社 導光シート、エッジライト型バックライトユニット及びラップトップコンピュータ
US20150298609A1 (en) * 2012-11-13 2015-10-22 Johnson Controls Technology Company Illuminated vehicle interior component
TWI498638B (zh) * 2013-10-18 2015-09-01 Au Optronics Corp 顯示裝置
WO2015064883A1 (en) * 2013-11-01 2015-05-07 Seoul Semiconductor Co., Ltd. Light source module and backlight unit having the same
CN105102091B (zh) * 2014-03-11 2019-01-11 堺显示器制品株式会社 光源装置、显示装置以及光源装置的制造方法
KR102204953B1 (ko) * 2014-06-25 2021-01-19 삼성디스플레이 주식회사 형광 시트 및 이를 포함하는 라이트 유닛과 액정 표시 장치
US10393943B2 (en) 2014-09-25 2019-08-27 Koninklijke Philips N.V. Display device with directional control of the output, and a back light for such a display device
KR102244847B1 (ko) * 2014-12-31 2021-04-28 엘지디스플레이 주식회사 초집광 도광필름 및 이를 이용한 평판 표시장치용 박막형 백 라이트 유닛
JP7013164B2 (ja) 2017-08-07 2022-01-31 株式会社ジャパンディスプレイ 表示装置
CN108800056B (zh) * 2018-08-20 2024-07-09 华域视觉科技(上海)有限公司 一种汽车信号灯的光学结构
KR102698294B1 (ko) * 2018-09-07 2024-08-26 삼성전자주식회사 조명 장치 및 이를 포함하는 전자 장치와 조명 방법
KR102668143B1 (ko) * 2019-01-03 2024-05-24 삼성디스플레이 주식회사 표시장치
CN109633962B (zh) * 2019-02-18 2021-10-15 友达光电（苏州）有限公司 显示装置
KR20210115236A (ko) 2020-03-12 2021-09-27 엘지이노텍 주식회사 광원모듈
CN111915982A (zh) * 2020-08-17 2020-11-10 上海中航光电子有限公司 一种背光模组以及显示装置
US11221515B1 (en) * 2021-01-04 2022-01-11 Sunrex Technology Corp. Backlight module
KR20220154435A (ko) * 2021-05-13 2022-11-22 에스엘 주식회사 차량용 램프
CN116774339A (zh) * 2022-03-08 2023-09-19 董瑞春 一种基于微结构的高清晰度平面导光器件

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Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH08152526A (ja) 1994-11-30 1996-06-11 Sharp Corp 面照明用シートとこれを用いた装置
WO2000058665A1 (fr) * 1999-03-29 2000-10-05 Rohm Co., Ltd Source lumineuse plane
JP2004062004A (ja) * 2002-07-31 2004-02-26 Kawaguchiko Seimitsu Co Ltd 光拡散シート及びこれを用いたバックライト装置
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JP2005011599A (ja) * 2003-06-17 2005-01-13 Omron Corp 面光源装置及び当該面光源装置を用いた機器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108182873A (zh) * 2016-12-08 2018-06-19 乐金显示有限公司 嵌入有光学图像传感器的平板显示器

Also Published As

Publication number Publication date
JP4579146B2 (ja) 2010-11-10
US20130250612A1 (en) 2013-09-26
KR20070060026A (ko) 2007-06-12
US8817205B2 (en) 2014-08-26
CN1979309A (zh) 2007-06-13
US20110292681A1 (en) 2011-12-01
CN101976003A (zh) 2011-02-16
JP2007157540A (ja) 2007-06-21
US20120127753A1 (en) 2012-05-24
US8416364B2 (en) 2013-04-09
US20110102708A1 (en) 2011-05-05
TWI362510B (enExample) 2012-04-21
US20070126950A1 (en) 2007-06-07
TW201015132A (en) 2010-04-16
TWI438508B (zh) 2014-05-21
TW200734705A (en) 2007-09-16
US8085360B2 (en) 2011-12-27
KR100863848B1 (ko) 2008-10-15

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C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: Chiba County, Japan

Co-patentee after: Panasonic Liquid Crystal Display Co.,Ltd.

Patentee after: Hitachi Displays, Ltd.

Address before: Chiba County, Japan

Co-patentee before: IPS pioneer support society

Patentee before: Hitachi Displays, Ltd.

Address after: Chiba County, Japan

Co-patentee after: IPS Pioneer Support Society

Patentee after: Hitachi Displays, Ltd.

Address before: Chiba County, Japan

Patentee before: Hitachi Displays, Ltd.

C56 Change in the name or address of the patentee

Owner name: APAN DISPLAY EAST, INC.

Free format text: FORMER NAME: HITACHI DISPLAY CO., LTD.

Owner name: JAPAN DISPLAY, INC.

Free format text: FORMER NAME: APAN DISPLAY EAST, INC.

CP01 Change in the name or title of a patent holder

Address after: Chiba County, Japan

Patentee after: Japan Display East Inc.

Patentee after: Panasonic Liquid Crystal Display Co.,Ltd.

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