KR101780420B1 - 백라이트 유닛 및 이를 구비하는 입체 영상 표시 장치 - Google Patents

백라이트 유닛 및 이를 구비하는 입체 영상 표시 장치 Download PDF

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Publication number
KR101780420B1
KR101780420B1 KR1020110026565A KR20110026565A KR101780420B1 KR 101780420 B1 KR101780420 B1 KR 101780420B1 KR 1020110026565 A KR1020110026565 A KR 1020110026565A KR 20110026565 A KR20110026565 A KR 20110026565A KR 101780420 B1 KR101780420 B1 KR 101780420B1
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KR
South Korea
Prior art keywords
light
light guide
unit
film
guide unit
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 - Fee Related
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KR1020110026565A
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English (en)
Korean (ko)
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KR20120109078A (ko
Inventor
김중현
최진성
예병대
이태호
강용규
이상원
Original Assignee
삼성디스플레이 주식회사
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Publication date
Application filed by 삼성디스플레이 주식회사 filed Critical 삼성디스플레이 주식회사
Priority to KR1020110026565A priority Critical patent/KR101780420B1/ko
Priority to US13/351,592 priority patent/US8608361B2/en
Priority to EP12157655.7A priority patent/EP2503367B1/en
Priority to CN201210078677.8A priority patent/CN102691931B/zh
Priority to JP2012068137A priority patent/JP5985221B2/ja
Publication of KR20120109078A publication Critical patent/KR20120109078A/ko
Application granted granted Critical
Publication of KR101780420B1 publication Critical patent/KR101780420B1/ko
Expired - Fee Related legal-status Critical Current
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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
    • 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
    • G02B6/0026—Wavelength selective element, sheet or layer, e.g. filter or grating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
KR1020110026565A 2011-03-24 2011-03-24 백라이트 유닛 및 이를 구비하는 입체 영상 표시 장치 Expired - Fee Related KR101780420B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020110026565A KR101780420B1 (ko) 2011-03-24 2011-03-24 백라이트 유닛 및 이를 구비하는 입체 영상 표시 장치
US13/351,592 US8608361B2 (en) 2011-03-24 2012-01-17 Backlight unit and three-dimensional image display device having the same
EP12157655.7A EP2503367B1 (en) 2011-03-24 2012-03-01 Backlight unit and three-dimensional image display device having the same
CN201210078677.8A CN102691931B (zh) 2011-03-24 2012-03-22 背光单元、三维图像显示装置及显示三维图像的方法
JP2012068137A JP5985221B2 (ja) 2011-03-24 2012-03-23 バックライトユニット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110026565A KR101780420B1 (ko) 2011-03-24 2011-03-24 백라이트 유닛 및 이를 구비하는 입체 영상 표시 장치

Publications (2)

Publication Number Publication Date
KR20120109078A KR20120109078A (ko) 2012-10-08
KR101780420B1 true KR101780420B1 (ko) 2017-09-22

Family

ID=46027538

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110026565A Expired - Fee Related KR101780420B1 (ko) 2011-03-24 2011-03-24 백라이트 유닛 및 이를 구비하는 입체 영상 표시 장치

Country Status (5)

Country Link
US (1) US8608361B2 (enExample)
EP (1) EP2503367B1 (enExample)
JP (1) JP5985221B2 (enExample)
KR (1) KR101780420B1 (enExample)
CN (1) CN102691931B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5974987B2 (ja) * 2013-06-20 2016-08-23 株式会社デンソー ヘッドアップディスプレイ装置、およびヘッドアップディスプレイ装置に用いられる照明装置
CN104075186B (zh) * 2014-06-16 2017-05-24 京东方科技集团股份有限公司 一种背光源及显示装置
CN105700239A (zh) * 2016-04-22 2016-06-22 深圳市华星光电技术有限公司 背光模组及显示装置
WO2018080464A1 (en) * 2016-10-26 2018-05-03 Hewlett-Packard Development Company, L.P. Display panel illumination
TWI620959B (zh) * 2017-04-25 2018-04-11 台達電子工業股份有限公司 立體顯示裝置
CN108983488B (zh) * 2017-06-01 2021-04-20 台达电子工业股份有限公司 背光模块及显示设备
WO2019177755A1 (en) 2018-03-13 2019-09-19 Apple Inc. Displays with direct-lit backlight units

Citations (6)

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JP2001111112A (ja) * 1999-10-05 2001-04-20 Rabo Sufia Kk 発光体
JP2008287180A (ja) * 2007-05-21 2008-11-27 Toshiba Matsushita Display Technology Co Ltd 液晶表示装置
JP2009104941A (ja) * 2007-10-24 2009-05-14 Seiko Instruments Inc 照明装置、及び、表示装置
WO2009107270A1 (ja) * 2008-02-28 2009-09-03 シャープ株式会社 バックライト装置、表示装置およびテレビジョン受像機
JP2009538514A (ja) * 2006-05-24 2009-11-05 スリーエム イノベイティブ プロパティズ カンパニー カプセル化光源を有するバックライトウェッジ
JP2010123295A (ja) * 2008-11-17 2010-06-03 Nanocreate Co Ltd 照明ユニットと同ユニットを用いた照明装置

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US6961190B1 (en) * 1999-07-26 2005-11-01 Labosphere Institute Bulk lens, light emitting body, lighting device and optical information system
JP3585781B2 (ja) 1999-08-31 2004-11-04 株式会社東芝 立体表示装置
RU2001125705A (ru) * 2001-02-23 2004-01-10 Валерий Николаевич Бурцев (UA) Устройство для демонстрации информации
US7040794B2 (en) 2001-07-12 2006-05-09 Northrop Grumman Corporation Programmable multi-color backlight for a liquid crystal display
JP2003255344A (ja) 2002-03-05 2003-09-10 Citizen Electronics Co Ltd カラー液晶表示装置のフロントライト
US7046320B2 (en) 2002-03-14 2006-05-16 Nitto Denko Corporation Optical element and surface light source device using the same, as well as liquid crystal display
KR20040008955A (ko) 2002-07-19 2004-01-31 (주)아녹시스 삼차원 입체 영상 표시 장치
KR100552589B1 (ko) * 2005-10-26 2006-02-16 화우테크놀러지 주식회사 즉석맞춤이 용이한 백라이트 유니트
JP4577229B2 (ja) * 2006-02-16 2010-11-10 日本電気株式会社 バックライト装置及び液晶表示装置
TWI321662B (en) 2006-05-22 2010-03-11 Young Optics Inc Illumination system
KR101243790B1 (ko) * 2006-06-26 2013-03-18 엘지디스플레이 주식회사 입체 영상표시장치
JP2008117730A (ja) 2006-11-08 2008-05-22 Enplas Corp 面光源装置及びこれを備えた表示装置
JP2008268398A (ja) 2007-04-18 2008-11-06 Seiko Epson Corp 表示装置および電子機器
KR101365449B1 (ko) 2007-06-14 2014-02-19 삼성전자주식회사 입체 영상 디스플레이 장치
CN101556403B (zh) * 2008-04-10 2011-01-05 乐金显示有限公司 液晶显示设备
US9322973B2 (en) 2009-07-16 2016-04-26 Koninklijke Philips N.V. Lighting device with light sources positioned near the bottom surface of a waveguide
KR101110136B1 (ko) 2009-09-08 2012-01-31 주식회사 케이피엠테크 습식 피부미용팩용 전류인가장치
US9028123B2 (en) * 2010-04-16 2015-05-12 Flex Lighting Ii, Llc Display illumination device with a film-based lightguide having stacked incident surfaces

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001111112A (ja) * 1999-10-05 2001-04-20 Rabo Sufia Kk 発光体
JP2009538514A (ja) * 2006-05-24 2009-11-05 スリーエム イノベイティブ プロパティズ カンパニー カプセル化光源を有するバックライトウェッジ
JP2008287180A (ja) * 2007-05-21 2008-11-27 Toshiba Matsushita Display Technology Co Ltd 液晶表示装置
JP2009104941A (ja) * 2007-10-24 2009-05-14 Seiko Instruments Inc 照明装置、及び、表示装置
WO2009107270A1 (ja) * 2008-02-28 2009-09-03 シャープ株式会社 バックライト装置、表示装置およびテレビジョン受像機
JP2010123295A (ja) * 2008-11-17 2010-06-03 Nanocreate Co Ltd 照明ユニットと同ユニットを用いた照明装置

Also Published As

Publication number Publication date
US8608361B2 (en) 2013-12-17
US20120243086A1 (en) 2012-09-27
CN102691931B (zh) 2016-09-14
EP2503367B1 (en) 2016-04-27
JP2012204346A (ja) 2012-10-22
JP5985221B2 (ja) 2016-09-06
EP2503367A1 (en) 2012-09-26
CN102691931A (zh) 2012-09-26
KR20120109078A (ko) 2012-10-08

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