JP2006350338A - バックライトアセンブリとこれを有する表示装置及びその輝度調節方法 - Google Patents

バックライトアセンブリとこれを有する表示装置及びその輝度調節方法 Download PDF

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Publication number
JP2006350338A
JP2006350338A JP2006161613A JP2006161613A JP2006350338A JP 2006350338 A JP2006350338 A JP 2006350338A JP 2006161613 A JP2006161613 A JP 2006161613A JP 2006161613 A JP2006161613 A JP 2006161613A JP 2006350338 A JP2006350338 A JP 2006350338A
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JP
Japan
Prior art keywords
light
sub
main
region
backlight assembly
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.)
Withdrawn
Application number
JP2006161613A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006350338A5 (enExample
Inventor
Jae Kwang Kim
在 光 金
Young-Bee Chu
榮 備 周
Dong-Cheol Kim
東 哲 金
Kyu-Seok Kim
金　奎　錫
Sung-Min Kim
成 敏 金
Jeung-Soo Kim
正 洙 金
Hyung-Guel Kim
炯 傑 金
Sang-Hee Lee
李　相　熙
Jeong-Seok Oh
呉　晶　錫
Jae-Lok Cha
載 祿 車
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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
Priority claimed from KR1020050050511A external-priority patent/KR20060129831A/ko
Priority claimed from KR1020050064443A external-priority patent/KR20070009292A/ko
Priority claimed from KR1020050065285A external-priority patent/KR20070010568A/ko
Priority claimed from KR1020050071258A external-priority patent/KR20070016512A/ko
Priority claimed from KR1020050098448A external-priority patent/KR20070042618A/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of JP2006350338A publication Critical patent/JP2006350338A/ja
Publication of JP2006350338A5 publication Critical patent/JP2006350338A5/ja
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • 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
    • 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
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
    • 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
    • G02F1/133391—Constructional arrangement for sub-divided displays

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)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
JP2006161613A 2005-06-13 2006-06-09 バックライトアセンブリとこれを有する表示装置及びその輝度調節方法 Withdrawn JP2006350338A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR1020050050511A KR20060129831A (ko) 2005-06-13 2005-06-13 백라이트 어셈블리 및 이를 갖는 표시 장치
KR1020050064443A KR20070009292A (ko) 2005-07-15 2005-07-15 백라이트 어셈블리 및 이를 갖는 표시 장치
KR1020050065285A KR20070010568A (ko) 2005-07-19 2005-07-19 도광 유닛, 이를 갖는 백라이트 어셈블리 및 표시 장치
KR1020050071258A KR20070016512A (ko) 2005-08-04 2005-08-04 백라이트 어셈블리 및 이를 갖는 표시 장치
KR1020050098448A KR20070042618A (ko) 2005-10-19 2005-10-19 표시 장치

Publications (2)

Publication Number Publication Date
JP2006350338A true JP2006350338A (ja) 2006-12-28
JP2006350338A5 JP2006350338A5 (enExample) 2009-07-23

Family

ID=37567125

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006161613A Withdrawn JP2006350338A (ja) 2005-06-13 2006-06-09 バックライトアセンブリとこれを有する表示装置及びその輝度調節方法

Country Status (3)

Country Link
US (1) US20060291240A1 (enExample)
JP (1) JP2006350338A (enExample)
TW (1) TW200707015A (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012134035A (ja) * 2010-12-22 2012-07-12 Minebea Co Ltd 照明装置
JP2014082204A (ja) * 2012-10-15 2014-05-08 Samsung Display Co Ltd プリズムシート、これを含むバックライトユニット
KR20170076540A (ko) * 2015-12-24 2017-07-04 알프스 덴키 가부시키가이샤 라이트 가이드 및 조광 표시 장치
JP2017120740A (ja) * 2015-12-28 2017-07-06 オムロン株式会社 導光板、面光源装置、表示装置、及び電子機器
WO2018067381A1 (en) * 2016-10-05 2018-04-12 Leia Inc. Mode-selectable backlight, method, and display employing directional scattering features
JP2020520048A (ja) * 2017-05-04 2020-07-02 深▲せん▼市華星光電技術有限公司Ｓｈｅｎｚｈｅｎ Ｃｈｉｎａ Ｓｔａｒ Ｏｐｔｏｅｌｅｃｔｒｏｎｉｃｓ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．， Ｌｔｄ． バックライトモジュール用の光変換フィルム、バックライトモジュール及び表示装置
WO2023107103A1 (en) * 2021-12-07 2023-06-15 Leia Inc. Time-multiplexed multiview backlight, multiview display and method

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100454101C (zh) * 2005-09-21 2009-01-21 鸿富锦精密工业（深圳）有限公司 导光板
KR100857693B1 (ko) * 2007-05-10 2008-09-08 삼성에스디아이 주식회사 액정 표시장치
TWI402578B (zh) 2010-05-25 2013-07-21 Wistron Corp 電子裝置
KR101596848B1 (ko) * 2015-03-02 2016-02-23 엘지전자 주식회사 디스플레이 패널 및 이동 단말기
KR101685989B1 (ko) 2016-01-04 2016-12-13 엘지전자 주식회사 이동 단말기
EP3523576B1 (en) 2016-10-05 2025-06-04 LEIA Inc. Polarized backlight and backlit display using the same
EP3523575B1 (en) 2016-10-05 2026-05-06 LEIA Inc. Transparent display and method
CN111527344B (zh) 2017-12-21 2022-09-23 镭亚股份有限公司 可选择模式的背光板、隐私显示器及操作方法
CN108490531B (zh) * 2018-04-12 2022-10-25 京东方科技集团股份有限公司 背光源装置、导光板以及显示装置
JP7182906B2 (ja) 2018-06-12 2022-12-05 株式会社ジャパンディスプレイ 表示装置及び電子機器
KR102632185B1 (ko) * 2019-04-22 2024-02-01 레이아 인코포레이티드 시간 다중화 백라이트, 멀티뷰 디스플레이 및 방법
US11256018B2 (en) 2019-07-03 2022-02-22 Varroc Lighting Systems, s.r.o Light assembly including an illuminating utility segment and a visual stimulant segment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6757036B1 (en) * 2000-03-07 2004-06-29 Motorola, Inc. Method and apparatus for a dual sided liquid crystal display
JP3424658B2 (ja) * 2000-05-31 2003-07-07 日本電気株式会社 情報処理装置
JP4050062B2 (ja) * 2001-04-02 2008-02-20 サムスン エレクトロニクス カンパニー リミテッド 光源装置、これを有するバックライトアセンブリ及び液晶表示装置
JP4141708B2 (ja) * 2002-03-11 2008-08-27 シャープ株式会社 液晶表示装置及びその駆動方法
KR100878220B1 (ko) * 2002-05-24 2009-01-13 삼성전자주식회사 액정표시장치
JP2004021238A (ja) * 2002-06-20 2004-01-22 Nec Saitama Ltd 表示デバイス及び携帯端末装置
JP2004179116A (ja) * 2002-11-29 2004-06-24 Alps Electric Co Ltd 背面照明装置及び液晶表示装置
JP2004240235A (ja) * 2003-02-07 2004-08-26 Hitachi Ltd 表示装置用ｌｓｉ
US20050182366A1 (en) * 2003-04-18 2005-08-18 Insulet Corporation Method For Visual Output Verification
KR100989338B1 (ko) * 2003-07-01 2010-10-25 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
JP3873940B2 (ja) * 2003-07-31 2007-01-31 セイコーエプソン株式会社 両面液晶表示装置
TWI252951B (en) * 2004-03-04 2006-04-11 Au Optronics Corp Backlight unit and display device
US7144136B2 (en) * 2004-06-02 2006-12-05 Research In Motion Limited Backlight control for a handheld computing device

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012134035A (ja) * 2010-12-22 2012-07-12 Minebea Co Ltd 照明装置
JP2014082204A (ja) * 2012-10-15 2014-05-08 Samsung Display Co Ltd プリズムシート、これを含むバックライトユニット
KR20170076540A (ko) * 2015-12-24 2017-07-04 알프스 덴키 가부시키가이샤 라이트 가이드 및 조광 표시 장치
KR101915137B1 (ko) * 2015-12-24 2018-11-05 알프스 덴키 가부시키가이샤 라이트 가이드 및 조광 표시 장치
JP2017120740A (ja) * 2015-12-28 2017-07-06 オムロン株式会社 導光板、面光源装置、表示装置、及び電子機器
WO2018067381A1 (en) * 2016-10-05 2018-04-12 Leia Inc. Mode-selectable backlight, method, and display employing directional scattering features
CN109790968A (zh) * 2016-10-05 2019-05-21 镭亚股份有限公司 采用定向散射功能的模式可选背光、方法和显示器
EP3523574A4 (en) * 2016-10-05 2020-06-10 LEIA Inc. BACKLIGHT WITH SELECTABLE MODE, METHOD AND DISPLAY WITH DIRECTIONAL SPREADING FUNCTIONS
US10705281B2 (en) 2016-10-05 2020-07-07 Leia Inc. Mode-selectable backlight, method, and display employing directional scattering features
JP2020520048A (ja) * 2017-05-04 2020-07-02 深▲せん▼市華星光電技術有限公司Ｓｈｅｎｚｈｅｎ Ｃｈｉｎａ Ｓｔａｒ Ｏｐｔｏｅｌｅｃｔｒｏｎｉｃｓ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．， Ｌｔｄ． バックライトモジュール用の光変換フィルム、バックライトモジュール及び表示装置
WO2023107103A1 (en) * 2021-12-07 2023-06-15 Leia Inc. Time-multiplexed multiview backlight, multiview display and method
US12345900B2 (en) 2021-12-07 2025-07-01 Leia Inc. Time-multiplexed multiview backlight, multiview display and method

Also Published As

Publication number Publication date
US20060291240A1 (en) 2006-12-28
TW200707015A (en) 2007-02-16

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