CN1746704B - 棱镜片、背光组件和具有其的液晶显示器装置 - Google Patents

棱镜片、背光组件和具有其的液晶显示器装置 Download PDF

Info

Publication number
CN1746704B
CN1746704B CN2005100859567A CN200510085956A CN1746704B CN 1746704 B CN1746704 B CN 1746704B CN 2005100859567 A CN2005100859567 A CN 2005100859567A CN 200510085956 A CN200510085956 A CN 200510085956A CN 1746704 B CN1746704 B CN 1746704B
Authority
CN
China
Prior art keywords
light
prism
prisms
adjacent
reflection part
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 - Lifetime
Application number
CN2005100859567A
Other languages
English (en)
Chinese (zh)
Other versions
CN1746704A (zh
Inventor
李正焕
郑镇美
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
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1746704A publication Critical patent/CN1746704A/zh
Application granted granted Critical
Publication of CN1746704B publication Critical patent/CN1746704B/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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
    • G02B6/0066—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
    • G02B6/007—Incandescent lamp or gas discharge lamp
    • G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube

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)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
CN2005100859567A 2004-09-09 2005-07-21 棱镜片、背光组件和具有其的液晶显示器装置 Expired - Lifetime CN1746704B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020040072301A KR20060023452A (ko) 2004-09-09 2004-09-09 프리즘 시트, 백라이트 어셈블리 및 이를 갖는 액정표시장치
KR20040072301 2004-09-09
KR2004-0072301 2004-09-09

Publications (2)

Publication Number Publication Date
CN1746704A CN1746704A (zh) 2006-03-15
CN1746704B true CN1746704B (zh) 2010-05-05

Family

ID=36158515

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2005100859567A Expired - Lifetime CN1746704B (zh) 2004-09-09 2005-07-21 棱镜片、背光组件和具有其的液晶显示器装置

Country Status (5)

Country Link
US (1) US7309149B2 (enExample)
JP (1) JP2006079040A (enExample)
KR (1) KR20060023452A (enExample)
CN (1) CN1746704B (enExample)
TW (1) TW200615658A (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101212136B1 (ko) * 2005-06-29 2012-12-14 엘지디스플레이 주식회사 프리즘 시트와 이를 이용한 백 라이트 유닛
JP4771065B2 (ja) * 2005-09-30 2011-09-14 ゲットナー・ファンデーション・エルエルシー 光源装置、表示装置及び端末装置
KR101281668B1 (ko) * 2006-06-29 2013-07-03 엘지디스플레이 주식회사 반사형 편광판 및 이를 구비한 액정표시소자
KR100835841B1 (ko) * 2006-09-06 2008-06-05 주식회사 엘지화학 집광시트 및 이의 제조방법
JP2008145551A (ja) * 2006-12-06 2008-06-26 Sony Corp 表示装置
JP5091490B2 (ja) * 2007-01-22 2012-12-05 富士フイルム株式会社 光学シート及びその製造方法
JP4895206B2 (ja) * 2007-05-08 2012-03-14 シチズン電子株式会社 光学部材及びバックライトユニット並び表示装置
DE102008021721A1 (de) * 2007-05-08 2008-11-27 Citizen Electronics Co., Ltd., Fujiyoshida-shi Optisches Bauteil, Hintergrundbeleuchtungseinheit und Anzeigevorrichtung
CN101344678B (zh) * 2007-07-12 2011-07-27 鸿富锦精密工业（深圳）有限公司 光学板及其制备方法
KR20090017442A (ko) 2007-08-14 2009-02-18 주식회사 엘지화학 Ｌｃｄ 백라이트 유닛용 집광 필름
WO2009022862A1 (en) * 2007-08-14 2009-02-19 Lg Chem, Ltd. Condensing film for lcd backlight unit
TW200909881A (en) * 2007-08-31 2009-03-01 Gigastorage Corp Optical Film
KR100918034B1 (ko) * 2007-10-31 2009-09-18 제일모직주식회사 배면에 반사부를 구비하는 광학시트와 전면에 렌티큘러렌즈를 구비하는 광학시트를 포함하는 확산판
US8177408B1 (en) 2008-02-15 2012-05-15 Fusion Optix, Inc. Light filtering directional control element and light fixture incorporating the same
US8408775B1 (en) 2008-03-12 2013-04-02 Fusion Optix, Inc. Light recycling directional control element and light emitting device using the same
KR101234840B1 (ko) * 2008-05-14 2013-02-19 제일모직주식회사 크기 및 위치 조절된 반사패턴을 갖는 프리즘 시트, 이를채용한 백라이트 유니트, 및 상기 백라이트 유니트를구비한 액정표시장치
JP5189025B2 (ja) * 2008-06-18 2013-04-24 篠田プラズマ株式会社 表示装置
KR100986997B1 (ko) * 2008-08-12 2010-10-11 주식회사 엘엠에스 광학소자, 이를 갖는 백라이트 유닛 및 액정표시장치
CN101819294B (zh) * 2009-02-27 2012-05-23 颖台科技股份有限公司 一种光学元件与其制造方法及一背光模块
US7954983B2 (en) * 2009-04-10 2011-06-07 Entire Technology Co., Ltd. Optical component, manufacturing method of the same and backlight module
US8162512B2 (en) * 2009-09-10 2012-04-24 Entire Technology Co., Ltd. Optical sheet, manufacturing method thereof, and backlight assembly using the same
TW201116896A (en) 2009-11-03 2011-05-16 Wintek Corp Light emitting module
KR20110051587A (ko) * 2009-11-10 2011-05-18 삼성전자주식회사 광학 플레이트 및 그 제조 방법
TW201120486A (en) * 2009-12-14 2011-06-16 Coretronic Corp Brightness enhancement film and backlight module
US8923528B2 (en) 2010-08-30 2014-12-30 Microsoft Corporation Hearing aid-compatible apparatus for wireless communication devices
CN101936479A (zh) * 2010-09-27 2011-01-05 鸿富锦精密工业（深圳）有限公司 发光二极管灯具
CN107132601A (zh) * 2017-05-23 2017-09-05 张家港康得新光电材料有限公司 一种增亮膜及背光组件
KR102007508B1 (ko) * 2018-12-20 2019-08-05 주식회사 리우로직스 반사 패턴이 형성된 광 가이드 장치
KR102007510B1 (ko) * 2018-12-20 2019-10-08 주식회사 리우로직스 반사 패턴이 형성된 광 가이드 장치
CN114442374A (zh) * 2022-02-18 2022-05-06 深圳市日普科技有限公司 具有衍射光学元件的背光模块

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6075649A (en) * 1998-04-22 2000-06-13 Dai Nippon Printing Co., Ltd. Lens film and planar light source apparatus
CN1512230A (zh) * 2002-12-27 2004-07-14 鸿富锦精密工业（深圳）有限公司 背光模组

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5408344A (en) * 1993-01-11 1995-04-18 Ricoh Company, Inc. Reflection type liquid crystal display with selective reflecting means
JPH07294925A (ja) * 1994-03-01 1995-11-10 Asahi Glass Co Ltd 表示装置
JPH10268786A (ja) * 1997-03-27 1998-10-09 Toshiba Corp 平面表示装置
US6897911B2 (en) * 2000-02-14 2005-05-24 Fuji Photo Film Co., Ltd. Light diffusing plate, liquid crystal display apparatus and rear projection apparatus
JP2001305306A (ja) * 2000-02-14 2001-10-31 Fuji Photo Film Co Ltd コリメート板および照明装置ならびに液晶表示装置
US6876408B2 (en) * 2000-02-14 2005-04-05 Fuji Photo Film Co., Ltd. Collimating plate, lighting apparatus and liquid crystal display apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6075649A (en) * 1998-04-22 2000-06-13 Dai Nippon Printing Co., Ltd. Lens film and planar light source apparatus
CN1512230A (zh) * 2002-12-27 2004-07-14 鸿富锦精密工业（深圳）有限公司 背光模组

Also Published As

Publication number Publication date
KR20060023452A (ko) 2006-03-14
US7309149B2 (en) 2007-12-18
CN1746704A (zh) 2006-03-15
TW200615658A (en) 2006-05-16
US20060050534A1 (en) 2006-03-09
JP2006079040A (ja) 2006-03-23

Similar Documents

Publication Publication Date Title
CN1746704B (zh) 棱镜片、背光组件和具有其的液晶显示器装置
US8130338B2 (en) Liquid crystal display device
JPWO2006085526A1 (ja) 導光板、これを用いる面状照明装置および液晶表示装置
TWI460503B (zh) 背光單元
CN101315494B (zh) 液晶显示装置
JP2009176512A (ja) 面光源装置及び画像表示装置
JP2002244572A (ja) バックライト装置
CN101128696A (zh) 导光板、使用该导光板的面状照明装置与液晶显示装置
US20090046480A1 (en) Backlight module and display using the same
JP5051981B2 (ja) 導光板、これを用いる面状照明装置および液晶表示装置
US20050041173A1 (en) Backlight unit of liquid crystal display device and reflective means therein
CN100507675C (zh) 背光组件
CN100507613C (zh) 光学片和使用该光学片的背光单元
TWI354747B (en) Lamp holder
CN100430801C (zh) 背光模块及其照明装置
CN100501529C (zh) Tft-lcd背光单元和装置及该背光单元的导光板
US7868967B2 (en) Light source device, and display device and television receiver therewith
KR101419242B1 (ko) 백라이트 유닛 및 이를 이용한 액정 표시장치
JP4848511B2 (ja) 液晶ディスプレイ用バックライトユニット
JPH08106010A (ja) 液晶表示装置
KR100742726B1 (ko) 백라이트 유닛
KR100926101B1 (ko) 액정표시모듈
KR20050035582A (ko) 가로방향과 세로방향의 프리즘이 일체로 형성된 도광판
KR20080098209A (ko) 백라이트 유닛과 이를 이용한 액정표시장치
KR20060131243A (ko) 백라이트 어셈블리 및 이를 갖는 표시장치

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20100505

CX01 Expiry of patent term