KR101943447B1 - 조명 유닛 및 그를 이용한 디스플레이 장치 - Google Patents

조명 유닛 및 그를 이용한 디스플레이 장치 Download PDF

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Publication number
KR101943447B1
KR101943447B1 KR1020120018485A KR20120018485A KR101943447B1 KR 101943447 B1 KR101943447 B1 KR 101943447B1 KR 1020120018485 A KR1020120018485 A KR 1020120018485A KR 20120018485 A KR20120018485 A KR 20120018485A KR 101943447 B1 KR101943447 B1 KR 101943447B1
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KR
South Korea
Prior art keywords
reflector
projecting
optical member
disposed
optical
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Expired - Fee Related
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KR1020120018485A
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English (en)
Korean (ko)
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KR20130096912A (ko
Inventor
김문정
윤덕현
Original Assignee
엘지이노텍 주식회사
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Publication date
Application filed by 엘지이노텍 주식회사 filed Critical 엘지이노텍 주식회사
Priority to KR1020120018485A priority Critical patent/KR101943447B1/ko
Priority to EP13155695.3A priority patent/EP2631536B1/en
Priority to TW102106223A priority patent/TWI593917B/zh
Priority to JP2013033475A priority patent/JP6193585B2/ja
Priority to US13/774,277 priority patent/US8944624B2/en
Priority to CN201310057342.2A priority patent/CN103292214B/zh
Publication of KR20130096912A publication Critical patent/KR20130096912A/ko
Application granted granted Critical
Publication of KR101943447B1 publication Critical patent/KR101943447B1/ko
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/12—Combinations of only three kinds of elements
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • 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
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/54—Arrangements for reducing warping-twist

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Instrument Panels (AREA)
KR1020120018485A 2012-02-23 2012-02-23 조명 유닛 및 그를 이용한 디스플레이 장치 Expired - Fee Related KR101943447B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020120018485A KR101943447B1 (ko) 2012-02-23 2012-02-23 조명 유닛 및 그를 이용한 디스플레이 장치
EP13155695.3A EP2631536B1 (en) 2012-02-23 2013-02-18 Illumination unit and display apparatus using the same
TW102106223A TWI593917B (zh) 2012-02-23 2013-02-22 照明單元及使用該照明單元的顯示裝置
JP2013033475A JP6193585B2 (ja) 2012-02-23 2013-02-22 照明ユニット及びそれを用いたディスプレイ装置
US13/774,277 US8944624B2 (en) 2012-02-23 2013-02-22 Illumination unit and display apparatus using the same
CN201310057342.2A CN103292214B (zh) 2012-02-23 2013-02-22 照明单元及使用该照明单元的显示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120018485A KR101943447B1 (ko) 2012-02-23 2012-02-23 조명 유닛 및 그를 이용한 디스플레이 장치

Publications (2)

Publication Number Publication Date
KR20130096912A KR20130096912A (ko) 2013-09-02
KR101943447B1 true KR101943447B1 (ko) 2019-01-29

Family

ID=47749659

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120018485A Expired - Fee Related KR101943447B1 (ko) 2012-02-23 2012-02-23 조명 유닛 및 그를 이용한 디스플레이 장치

Country Status (6)

Country Link
US (1) US8944624B2 (enExample)
EP (1) EP2631536B1 (enExample)
JP (1) JP6193585B2 (enExample)
KR (1) KR101943447B1 (enExample)
CN (1) CN103292214B (enExample)
TW (1) TWI593917B (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101902394B1 (ko) * 2011-12-12 2018-09-28 엘지이노텍 주식회사 조명 유닛 및 그를 이용한 디스플레이 장치
TWI563219B (en) 2013-10-28 2016-12-21 Epistar Corp Illumination system having semiconductor light source module
CN104100886B (zh) * 2014-06-30 2016-08-03 北京京东方视讯科技有限公司 一种背光源、显示装置及其背光控制方法
JP6216301B2 (ja) * 2014-09-19 2017-10-18 ミネベアミツミ株式会社 照明装置
JP6390396B2 (ja) * 2014-12-10 2018-09-19 レシップホールディングス株式会社 Ｌｅｄ灯具
US10317021B2 (en) 2017-02-24 2019-06-11 Whiteoptics Llc Linear light emitting diode luminaires
KR20190086300A (ko) 2018-01-12 2019-07-22 엘지이노텍 주식회사 조명 모듈 및 이를 구비한 조명 장치
US11346526B1 (en) 2019-03-08 2022-05-31 Abl Ip Holding Llc Area optical cover with faceted surface
US11002425B1 (en) 2019-03-08 2021-05-11 Abl Ip Holding Llc Optical cover with faceted surface
CN212390198U (zh) * 2020-06-22 2021-01-22 漳州立达信光电子科技有限公司 面板灯
CN113138498B (zh) * 2021-04-22 2023-10-31 武汉华星光电技术有限公司 显示模组

Citations (3)

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Publication number Priority date Publication date Assignee Title
WO2007125622A1 (ja) * 2006-04-28 2007-11-08 Sharp Kabushiki Kaisha 光学シート類の支持構造、光源ユニットおよび表示装置
WO2008149567A1 (ja) * 2007-06-04 2008-12-11 Sharp Kabushiki Kaisha バックライト装置、表示装置およびテレビジョン受像機
US20110222267A1 (en) * 2011-01-14 2011-09-15 Lg Innotek Co., Ltd. Backlight unit and display apparatus using the same

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DE3929955A1 (de) * 1989-09-08 1991-03-14 Inotec Gmbh Ges Fuer Innovativ Lichtstrahler
JP3605472B2 (ja) * 1996-05-31 2004-12-22 大日本印刷株式会社 フィルム、シート類の展張支持治具
JP3173453B2 (ja) * 1998-03-13 2001-06-04 スタンレー電気株式会社 車両用信号灯具
JP2960928B1 (ja) * 1998-07-24 1999-10-12 スタンレー電気株式会社 車両用信号灯具
EP1653149B1 (en) * 2003-06-16 2011-10-19 Mitsubishi Denki Kabushiki Kaisha Planar light source device and display device using the same
JP4746301B2 (ja) * 2004-10-01 2011-08-10 ライツ・アドバンスト・テクノロジー株式会社 バックライトユニット
TWI258044B (en) * 2005-06-01 2006-07-11 Au Optronics Corp Direct-type backlight unit structure
US7267451B2 (en) * 2005-07-13 2007-09-11 Chi-Lin Technology Co., Ltd. Backlight module without light guiding plate and diffusing plate
JP4704868B2 (ja) * 2005-09-22 2011-06-22 大成プラス株式会社 大型平面表示装置のシャーシ枠体製造方法およびシャーシ枠体
US8031289B2 (en) * 2005-09-22 2011-10-04 Taisei Plas Co., Ltd. Optical sheet retaining tool and chassis for liquid crystal display device
US7255459B2 (en) * 2005-12-16 2007-08-14 United Microdisplay Optronics Corp. Light emitting diode light source
KR101408961B1 (ko) * 2007-09-12 2014-06-17 삼성디스플레이 주식회사 백라이트 어셈블리 및 이의 조립 방법
EP2235589B1 (en) * 2007-12-18 2018-07-25 Philips Lighting Holding B.V. Illumination system, luminaire and backlighting unit
JP2009175444A (ja) * 2008-01-24 2009-08-06 Sharp Corp 表示装置
CN101676769B (zh) * 2008-09-18 2011-12-21 株式会社日立制作所 液晶显示装置
TWI425278B (zh) * 2010-05-05 2014-02-01 揚昇照明股份有限公司 背光模組
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
KR101824039B1 (ko) * 2011-07-29 2018-01-31 엘지이노텍 주식회사 디스플레이 장치

Patent Citations (3)

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Publication number Priority date Publication date Assignee Title
WO2007125622A1 (ja) * 2006-04-28 2007-11-08 Sharp Kabushiki Kaisha 光学シート類の支持構造、光源ユニットおよび表示装置
WO2008149567A1 (ja) * 2007-06-04 2008-12-11 Sharp Kabushiki Kaisha バックライト装置、表示装置およびテレビジョン受像機
US20110222267A1 (en) * 2011-01-14 2011-09-15 Lg Innotek Co., Ltd. Backlight unit and display apparatus using the same

Also Published As

Publication number Publication date
EP2631536A3 (en) 2014-12-17
US8944624B2 (en) 2015-02-03
KR20130096912A (ko) 2013-09-02
CN103292214A (zh) 2013-09-11
EP2631536A2 (en) 2013-08-28
TWI593917B (zh) 2017-08-01
US20130223066A1 (en) 2013-08-29
EP2631536B1 (en) 2018-04-11
JP2013175461A (ja) 2013-09-05
CN103292214B (zh) 2017-12-22
JP6193585B2 (ja) 2017-09-06
TW201335543A (zh) 2013-09-01

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