CN1266492C - 光导板以及具有光导板的液晶显示装置 - Google Patents
光导板以及具有光导板的液晶显示装置 Download PDFInfo
- Publication number
- CN1266492C CN1266492C CNB03120046XA CN03120046A CN1266492C CN 1266492 C CN1266492 C CN 1266492C CN B03120046X A CNB03120046X A CN B03120046XA CN 03120046 A CN03120046 A CN 03120046A CN 1266492 C CN1266492 C CN 1266492C
- Authority
- CN
- China
- Prior art keywords
- visual angle
- optical plate
- light
- correct
- proofreaied
- 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
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
- G02B6/0035—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
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- 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
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)
- Light Guides In General And Applications Therefor (AREA)
- Optical Elements Other Than Lenses (AREA)
- Liquid Crystal (AREA)
Abstract
Description
视角校正部分的位置 | 视角校正部分的形状 | 单元尺寸(毫米) | 视角校正部分的角度(度) | 视角校正部分的高度或深度(毫米) | ||
比较例A | - | - | - | - | - | 无反光点 |
比较例B | - | - | - | - | - | 采用具有0.5毫米尺寸的反光点 |
示例1 | 在LGP的上表面上 | 突起 | 1×1 | 45 | 0.3×0.5 | |
示例2 | 在LGP的上表面上 | 凹陷 | 1×1 | 45 | 0.3×0.5 | |
示例3 | 在LGP的上表面上 | 凹陷 | 1×1 | 60 | 0.3×0.5 | |
示例4 | 在LGP的上表面上 | 凹陷 | 1×1 | 60 | 0.2×0.4 | |
示例5 | 在LGP的上表面上 | 凹陷 | 0.5×1.73 | 60 | 0.3×0.5 |
Claims (27)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR3079/2002 | 2002-01-18 | ||
KR1020020003079A KR100789142B1 (ko) | 2002-01-18 | 2002-01-18 | 도광판, 이를 이용한 박형 액정표시장치 및 이를 이용한시트 리스 액정표시장치 |
KR3079/02 | 2002-01-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1438499A CN1438499A (zh) | 2003-08-27 |
CN1266492C true CN1266492C (zh) | 2006-07-26 |
Family
ID=36929914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB03120046XA Expired - Fee Related CN1266492C (zh) | 2002-01-18 | 2003-01-17 | 光导板以及具有光导板的液晶显示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6836303B2 (zh) |
JP (1) | JP2003215351A (zh) |
KR (1) | KR100789142B1 (zh) |
CN (1) | CN1266492C (zh) |
TW (1) | TWI237721B (zh) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100580551B1 (ko) * | 2003-06-19 | 2006-05-16 | 엘지.필립스 엘시디 주식회사 | 액정표시모듈 |
JP2007503007A (ja) * | 2003-08-15 | 2007-02-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | バックライト装置 |
KR20050079257A (ko) * | 2004-02-05 | 2005-08-10 | 윤태중 | 광분배 도광판과 방향정렬 반사판을 결합한 백라이트 |
CN1942788A (zh) * | 2004-02-26 | 2007-04-04 | 他喜龙株式会社 | 光扩散片和使用该光扩散片的背光单元 |
KR100620575B1 (ko) * | 2004-03-22 | 2006-09-12 | 주식회사 두산 | 오목 5각형 구조의 프리즘 패턴을 갖는 도광판 |
US20060250818A1 (en) * | 2004-08-13 | 2006-11-09 | Koninklijke Philips Electronics N.V. | Backlight device |
JP2006086075A (ja) * | 2004-09-17 | 2006-03-30 | Alps Electric Co Ltd | 面発光装置、背面照明装置および液晶表示装置 |
ITMI20050625A1 (it) * | 2005-04-13 | 2006-10-14 | Reggiani Illuminazione | Apparecchio di illuminazione con schermo perfezionato |
CN101176214A (zh) * | 2005-05-12 | 2008-05-07 | 皇家飞利浦电子股份有限公司 | 电致发光光源 |
US20070002552A1 (en) * | 2005-07-01 | 2007-01-04 | K-Bridge Electronics Co., Ltd. | Light guide polygonal cones in direct type backlight module |
CN100419522C (zh) * | 2005-08-19 | 2008-09-17 | 鸿富锦精密工业(深圳)有限公司 | 导光板和背光系统 |
KR100771828B1 (ko) * | 2006-04-04 | 2007-10-30 | 삼성전기주식회사 | 도광판 및 이를 갖는 액정 디스플레이 장치 |
TW200745490A (en) * | 2006-06-07 | 2007-12-16 | Jeng Shiang Prec Ind Co Ltd | Light guide plate |
US7455416B2 (en) * | 2006-11-17 | 2008-11-25 | Ichia Technologies, Inc. | Light guide structure and keypad having the same |
US7423229B2 (en) * | 2006-11-17 | 2008-09-09 | Ichia Technologies, Inc. | Light guiding plate and a keystroke module for use therewith |
US20080117635A1 (en) * | 2006-11-17 | 2008-05-22 | Ko-Ju Chen | Multi-Layer Light Guiding Structure And Method For Using The Same |
US7650056B2 (en) * | 2006-11-17 | 2010-01-19 | Ichia Technologies, Inc. | Method for manufacturing a light-guiding plate and key module having the light-guiding plate |
CN101393280A (zh) * | 2007-09-17 | 2009-03-25 | 鸿富锦精密工业(深圳)有限公司 | 背光模组及其棱镜片 |
JP4392445B2 (ja) * | 2007-12-14 | 2010-01-06 | 株式会社エス・ケー・ジー | 導光板の製造方法、導光板、及び当該導光板を用いた発光式看板 |
CN101551478B (zh) * | 2008-04-01 | 2012-07-25 | 鸿富锦精密工业(深圳)有限公司 | 棱镜片 |
CN101620325A (zh) * | 2008-07-04 | 2010-01-06 | 鸿富锦精密工业(深圳)有限公司 | 显示器 |
KR20110000175A (ko) * | 2009-06-26 | 2011-01-03 | 삼성전자주식회사 | 백라이트 장치, 도광판 및 이를 적용한 디스플레이 장치 |
JP5422473B2 (ja) | 2010-04-09 | 2014-02-19 | 日立コンシューマエレクトロニクス株式会社 | 映像表示装置及びこれに用いられるバックライト装置 |
KR101793275B1 (ko) * | 2011-03-24 | 2017-11-03 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 백라이트 유닛을 포함하는 표시장치 |
US20170114983A1 (en) * | 2014-05-30 | 2017-04-27 | Osram Sylvania Inc. | Hybrid optical systems including flexible optical systems and light control films |
CN104614801A (zh) * | 2015-02-26 | 2015-05-13 | 苏州茂立光电科技有限公司 | 侧入式背光模块及侧入式导光板 |
JP6906173B2 (ja) * | 2017-03-17 | 2021-07-21 | パナソニックIpマネジメント株式会社 | 導光板および照明装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4043636A (en) * | 1974-12-23 | 1977-08-23 | Intel Corporation | Illumination-panel for liquid crystal display of similar device |
FR2597642B1 (fr) * | 1986-04-18 | 1990-01-12 | Blanchet Pierre | Dispositif d'affichage lumineux de documents translucides |
JPH07113718B2 (ja) * | 1993-03-03 | 1995-12-06 | 日本電気株式会社 | 液晶パネル用バックライト装置 |
JP3325710B2 (ja) * | 1994-07-27 | 2002-09-17 | 日本ライツ株式会社 | 導光板およびその成形金型の製造方法ならびに面光源装置 |
KR100262798B1 (ko) * | 1996-02-02 | 2000-08-01 | 가나이 쓰도무 | 액정표시장치및배면조명부용도광판의제조방법 |
JP3527961B2 (ja) * | 1999-04-30 | 2004-05-17 | 株式会社日立製作所 | フロントライト型反射液晶表示装置 |
JP3411858B2 (ja) * | 1999-08-05 | 2003-06-03 | 日本ライツ株式会社 | 導光板および平面照明装置 |
JP3891387B2 (ja) * | 2000-02-18 | 2007-03-14 | 株式会社エンプラス | 面光源装置及び表示装置 |
TW528907B (en) * | 2000-05-22 | 2003-04-21 | Benq Corp | Method of performing a uniform illumination pattern in a back-light plate using sand-blasting |
JP3774616B2 (ja) * | 2000-06-29 | 2006-05-17 | 株式会社日立製作所 | 照明装置及び導光板の製造方法 |
-
2002
- 2002-01-18 KR KR1020020003079A patent/KR100789142B1/ko active IP Right Grant
- 2002-10-25 US US10/280,347 patent/US6836303B2/en not_active Expired - Lifetime
- 2002-10-30 TW TW091132195A patent/TWI237721B/zh not_active IP Right Cessation
- 2002-10-31 JP JP2002316945A patent/JP2003215351A/ja active Pending
-
2003
- 2003-01-17 CN CNB03120046XA patent/CN1266492C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TWI237721B (en) | 2005-08-11 |
KR20030062726A (ko) | 2003-07-28 |
TW200302375A (en) | 2003-08-01 |
US6836303B2 (en) | 2004-12-28 |
JP2003215351A (ja) | 2003-07-30 |
US20030137618A1 (en) | 2003-07-24 |
KR100789142B1 (ko) | 2007-12-28 |
CN1438499A (zh) | 2003-08-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1266492C (zh) | 光导板以及具有光导板的液晶显示装置 | |
JP5518881B2 (ja) | 発光装置、面光源および液晶ディスプレイ装置 | |
CN1266529C (zh) | 背光单元 | |
CN1078335C (zh) | 面光源元件及使用它的液晶显示装置和标志显示装置 | |
CN1123797C (zh) | 照明装置及使用该照明装置的液晶显示装置 | |
CN1888939A (zh) | 棱镜片和使用该棱镜片的背光单元 | |
KR101269672B1 (ko) | 광학 성능이 향상된 광학필름 및 이를 포함하는 백라이트 유닛 | |
CN1854846A (zh) | 光学片和具有光学片的液晶显示器的背光组件 | |
CN1519625A (zh) | 具有倾斜的光引导部分的光导板 | |
CN1922515A (zh) | 光导板和使用该光导板的平面照明装置、液晶显示装置 | |
CN1760724A (zh) | 导光板和背光模组 | |
CN1779530A (zh) | 侧向发光装置、背光单元以及液晶显示器设备 | |
KR100790497B1 (ko) | 직하형 백라이트 장치 | |
CN1758116A (zh) | 白光产生单元、背光组件及液晶显示装置 | |
CN1794059A (zh) | 背光系统和采用该背光系统的液晶显示器 | |
CN1831614A (zh) | 背光装置和液晶显示设备 | |
CN1940603A (zh) | 光学元件、其制造方法及显示装置 | |
CN1646974A (zh) | 用于液晶显示装置的背光组件 | |
EP2958097A1 (en) | Display apparatus | |
CN1499221A (zh) | 棱镜片及其制作方法以及采用该棱镜片的液晶显示装置 | |
CN101038392A (zh) | 液晶显示器的导光板及应用其的背光单元 | |
CN1763606A (zh) | 背光模组以及使用该背光模组的液晶显示设备 | |
JP2014522996A (ja) | マイクロレンズアレイシート及びこれを含むバックライトユニット | |
CN1637522A (zh) | 液晶显示器件的背光结构 | |
CN1869739A (zh) | 棱镜片和包括棱镜片的背光单元 |
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 | ||
ASS | Succession or assignment of patent right |
Owner name: SAMSUNG DISPLAY CO., LTD. Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD. Effective date: 20121102 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20121102 Address after: Gyeonggi Do, South Korea Patentee after: Samsung Display Co.,Ltd. Address before: Gyeonggi Do, South Korea Patentee before: Samsung Electronics Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060726 Termination date: 20210117 |