KR101824037B1 - 디스플레이 장치 - Google Patents

디스플레이 장치 Download PDF

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Publication number
KR101824037B1
KR101824037B1 KR1020110071283A KR20110071283A KR101824037B1 KR 101824037 B1 KR101824037 B1 KR 101824037B1 KR 1020110071283 A KR1020110071283 A KR 1020110071283A KR 20110071283 A KR20110071283 A KR 20110071283A KR 101824037 B1 KR101824037 B1 KR 101824037B1
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KR
South Korea
Prior art keywords
reflector
reflective
light source
disposed
source module
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
Application number
KR1020110071283A
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English (en)
Korean (ko)
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KR20130010574A (ko
Inventor
김성호
Original Assignee
엘지이노텍 주식회사
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 엘지이노텍 주식회사 filed Critical 엘지이노텍 주식회사
Priority to KR1020110071283A priority Critical patent/KR101824037B1/ko
Priority to US13/370,580 priority patent/US8931911B2/en
Priority to TW101104672A priority patent/TWI652531B/zh
Priority to JP2012029678A priority patent/JP2013026211A/ja
Priority to EP12156819.0A priority patent/EP2549308B1/en
Priority to CN201210076471.1A priority patent/CN102889508B/zh
Publication of KR20130010574A publication Critical patent/KR20130010574A/ko
Application granted granted Critical
Publication of KR101824037B1 publication Critical patent/KR101824037B1/ko
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors

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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)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
KR1020110071283A 2011-07-19 2011-07-19 디스플레이 장치 Expired - Fee Related KR101824037B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020110071283A KR101824037B1 (ko) 2011-07-19 2011-07-19 디스플레이 장치
US13/370,580 US8931911B2 (en) 2011-07-19 2012-02-10 Lighting system and display apparatus using the same
TW101104672A TWI652531B (zh) 2011-07-19 2012-02-14 發光系統
JP2012029678A JP2013026211A (ja) 2011-07-19 2012-02-14 バックライトユニット及びそれを用いたディスプレイ装置
EP12156819.0A EP2549308B1 (en) 2011-07-19 2012-02-24 Lighting system including a backlight unit and display apparatus using the same
CN201210076471.1A CN102889508B (zh) 2011-07-19 2012-03-21 背光单元和使用该背光单元的显示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110071283A KR101824037B1 (ko) 2011-07-19 2011-07-19 디스플레이 장치

Publications (2)

Publication Number Publication Date
KR20130010574A KR20130010574A (ko) 2013-01-29
KR101824037B1 true KR101824037B1 (ko) 2018-01-31

Family

ID=45656618

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110071283A Expired - Fee Related KR101824037B1 (ko) 2011-07-19 2011-07-19 디스플레이 장치

Country Status (6)

Country Link
US (1) US8931911B2 (enExample)
EP (1) EP2549308B1 (enExample)
JP (1) JP2013026211A (enExample)
KR (1) KR101824037B1 (enExample)
CN (1) CN102889508B (enExample)
TW (1) TWI652531B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101852389B1 (ko) 2011-10-25 2018-04-26 엘지이노텍 주식회사 디스플레이 장치
KR102161512B1 (ko) * 2014-01-06 2020-10-05 엘지전자 주식회사 백라이트 유닛
KR20160098921A (ko) 2015-02-11 2016-08-19 엘지전자 주식회사 백라이트 유닛 및 이를 포함하는 디스플레이 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008152933A (ja) * 2006-12-14 2008-07-03 Takehisa Saito 面発光装置、及び発光式看板
JP2011044425A (ja) * 2009-07-24 2011-03-03 Victor Co Of Japan Ltd バックライトユニット及び液晶表示装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002116705A (ja) * 2000-10-11 2002-04-19 Tama Electric Co Ltd バックライト装置
JP4371687B2 (ja) * 2003-03-27 2009-11-25 Ｎｅｃ液晶テクノロジー株式会社 バックライト装置及び液晶表示装置
CN1836133A (zh) * 2003-06-16 2006-09-20 三菱电机株式会社 面状光源装置及采用该装置的显示装置
WO2004111532A1 (ja) 2003-06-16 2004-12-23 Advanced Display Inc. 面状光源装置および該装置を用いた表示装置
KR20050037085A (ko) * 2003-10-17 2005-04-21 삼성전자주식회사 광터널, 균일광 조명장치 및 이를 채용한 프로젝터
JP2005129409A (ja) 2003-10-24 2005-05-19 Sanyo Electric Co Ltd バックライト装置
JP4072519B2 (ja) * 2004-06-18 2008-04-09 シャープ株式会社 表示装置用照明装置
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
US7284893B2 (en) 2005-03-09 2007-10-23 K-Bridge Electronics Co., Ltd. Light equalizing structure of backlight modules
TW200728851A (en) * 2006-01-20 2007-08-01 Hon Hai Prec Ind Co Ltd Backlight module
JP5147250B2 (ja) * 2007-02-01 2013-02-20 パナソニック液晶ディスプレイ株式会社 液晶表示装置
JP2008299174A (ja) * 2007-06-01 2008-12-11 Hitachi Ltd 映像表示装置及びそれに用いられるバックライトユニット
JP2009134992A (ja) * 2007-11-30 2009-06-18 Sharp Corp バックライト装置
JP2009187904A (ja) * 2008-02-08 2009-08-20 Toppan Printing Co Ltd 光源ユニット、バックライトユニット及びディスプレイ装置
US8197105B2 (en) * 2009-08-13 2012-06-12 Intematix Corporation LED-based lamps
WO2011050254A1 (en) 2009-10-24 2011-04-28 3M Innovative Properties Company Light source and display system incorporating same
KR101604497B1 (ko) * 2009-12-08 2016-03-17 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
US8382324B2 (en) * 2010-04-29 2013-02-26 Southern Taiwan University Radiation structure without light guiding board
KR101040654B1 (ko) * 2010-05-28 2011-06-10 엘지이노텍 주식회사 백라이트 유닛 및 이를 포함하는 디스플레이 장치

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008152933A (ja) * 2006-12-14 2008-07-03 Takehisa Saito 面発光装置、及び発光式看板
JP2011044425A (ja) * 2009-07-24 2011-03-03 Victor Co Of Japan Ltd バックライトユニット及び液晶表示装置

Also Published As

Publication number Publication date
TW201305683A (zh) 2013-02-01
EP2549308A3 (en) 2013-04-17
KR20130010574A (ko) 2013-01-29
EP2549308B1 (en) 2016-08-17
CN102889508B (zh) 2016-07-27
TWI652531B (zh) 2019-03-01
US20130021779A1 (en) 2013-01-24
CN102889508A (zh) 2013-01-23
EP2549308A2 (en) 2013-01-23
JP2013026211A (ja) 2013-02-04
US8931911B2 (en) 2015-01-13

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