TWI444720B - 背光元件 - Google Patents

背光元件 Download PDF

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Publication number
TWI444720B
TWI444720B TW100100768A TW100100768A TWI444720B TW I444720 B TWI444720 B TW I444720B TW 100100768 A TW100100768 A TW 100100768A TW 100100768 A TW100100768 A TW 100100768A TW I444720 B TWI444720 B TW I444720B
Authority
TW
Taiwan
Prior art keywords
light source
source module
reflecting portion
backlight unit
reflecting
Prior art date
Application number
TW100100768A
Other languages
English (en)
Chinese (zh)
Other versions
TW201224606A (en
Inventor
Se-Jin Ko
Original Assignee
Lg Innotek Co 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 Lg Innotek Co Ltd filed Critical Lg Innotek Co Ltd
Publication of TW201224606A publication Critical patent/TW201224606A/zh
Application granted granted Critical
Publication of TWI444720B publication Critical patent/TWI444720B/zh

Links

Classifications

    • 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
    • G02F1/133553—Reflecting elements
    • 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Liquid Crystal (AREA)
TW100100768A 2010-12-06 2011-01-10 背光元件 TWI444720B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20100123704 2010-12-06
KR1020110000877A KR101290631B1 (ko) 2010-12-06 2011-01-05 백라이트 유닛

Publications (2)

Publication Number Publication Date
TW201224606A TW201224606A (en) 2012-06-16
TWI444720B true TWI444720B (zh) 2014-07-11

Family

ID=46683483

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100100768A TWI444720B (zh) 2010-12-06 2011-01-10 背光元件

Country Status (3)

Country Link
JP (2) JP2014017276A (ko)
KR (1) KR101290631B1 (ko)
TW (1) TWI444720B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102100444B1 (ko) * 2012-07-02 2020-05-26 엘지디스플레이 주식회사 백라이트 유닛
KR101992362B1 (ko) * 2012-08-29 2019-06-24 엘지이노텍 주식회사 라이트 유닛 및 그를 이용한 조명 시스템
KR102388796B1 (ko) * 2015-06-09 2022-04-20 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 조명 장치
KR102406860B1 (ko) * 2015-06-09 2022-06-10 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 조명 장치
KR102385942B1 (ko) * 2015-09-25 2022-04-13 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 조명 장치
KR102388286B1 (ko) * 2015-09-25 2022-04-19 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 조명 장치
KR102410453B1 (ko) * 2015-09-25 2022-06-17 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 조명 장치
KR102418684B1 (ko) * 2015-09-25 2022-07-08 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 조명 장치
TWI578069B (zh) * 2016-08-25 2017-04-11 瑞軒科技股份有限公司 背光模組
JP6861381B2 (ja) * 2017-01-18 2021-04-21 パナソニックＩｐマネジメント株式会社 光環境演出装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8906016U1 (de) * 1989-05-13 1990-09-13 Marketing-Displays Produktionsgesellschaft für Werbe- und Verkaufsförderungssysteme mbH, 5000 Köln Leuchtbox
DE3929955A1 (de) * 1989-09-08 1991-03-14 Inotec Gmbh Ges Fuer Innovativ Lichtstrahler
JPH0533193U (ja) * 1991-08-07 1993-04-30 慶次郎 山岡 デイスプレイパネル
JPH0794008A (ja) * 1993-09-24 1995-04-07 Chiyatani Sangyo Kk 面照明装置
KR100804653B1 (ko) * 2003-06-16 2008-02-20 미쓰비시덴키 가부시키가이샤 면 광원 장치 및 이 장치를 이용한 표시장치
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
JP4560650B2 (ja) * 2004-11-22 2010-10-13 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
US7473019B2 (en) 2005-09-29 2009-01-06 Osram Opto Semiconductors Gmbh Lighting apparatus
TW200728851A (en) * 2006-01-20 2007-08-01 Hon Hai Prec Ind Co Ltd Backlight module
TWI294023B (en) * 2006-03-17 2008-03-01 Ind Tech Res Inst Reflective illumination device
US9541698B2 (en) * 2008-02-22 2017-01-10 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
US8651692B2 (en) * 2009-06-18 2014-02-18 Intematix Corporation LED based lamp and light emitting signage
JP4929345B2 (ja) * 2009-12-28 2012-05-09 株式会社東芝 発光装置

Also Published As

Publication number Publication date
JP2015195224A (ja) 2015-11-05
JP6101748B2 (ja) 2017-03-22
TW201224606A (en) 2012-06-16
KR20120062583A (ko) 2012-06-14
KR101290631B1 (ko) 2013-07-30
JP2014017276A (ja) 2014-01-30

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MM4A Annulment or lapse of patent due to non-payment of fees