CN100397179C - 光导装置、背光组件和液晶显示装置 - Google Patents
光导装置、背光组件和液晶显示装置 Download PDFInfo
- Publication number
- CN100397179C CN100397179C CNB031471773A CN03147177A CN100397179C CN 100397179 C CN100397179 C CN 100397179C CN B031471773 A CNB031471773 A CN B031471773A CN 03147177 A CN03147177 A CN 03147177A CN 100397179 C CN100397179 C CN 100397179C
- Authority
- CN
- China
- Prior art keywords
- light
- backlight assembly
- light guide
- concentration piece
- relief pattern
- 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
- G02B6/0038—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
- G02B6/0035—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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped 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
- G02B6/005—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
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)
- Optical Elements Other Than Lenses (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020039810A KR20040005309A (ko) | 2002-07-09 | 2002-07-09 | 도광장치와 이를 갖는 백라이트 어셈블리 및 액정 표시 장치 |
KR39810/02 | 2002-07-09 | ||
KR39810/2002 | 2002-07-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1470917A CN1470917A (zh) | 2004-01-28 |
CN100397179C true CN100397179C (zh) | 2008-06-25 |
Family
ID=30113109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031471773A Expired - Fee Related CN100397179C (zh) | 2002-07-09 | 2003-07-08 | 光导装置、背光组件和液晶显示装置 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7133092B2 (zh) |
JP (1) | JP4362048B2 (zh) |
KR (1) | KR20040005309A (zh) |
CN (1) | CN100397179C (zh) |
TW (1) | TWI336011B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102279432A (zh) * | 2010-04-06 | 2011-12-14 | Skc哈斯显示器薄膜有限公司 | 用微图案化的载体制造的双面导光板 |
CN102588803A (zh) * | 2012-03-14 | 2012-07-18 | 昆山市诚泰电气股份有限公司 | 平板型led灯 |
CN102588802A (zh) * | 2012-03-14 | 2012-07-18 | 昆山市诚泰电气股份有限公司 | Led平面灯 |
CN103927950A (zh) * | 2013-01-11 | 2014-07-16 | 群创光电股份有限公司 | 具有雾度元件的显示装置 |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040005309A (ko) * | 2002-07-09 | 2004-01-16 | 삼성전자주식회사 | 도광장치와 이를 갖는 백라이트 어셈블리 및 액정 표시 장치 |
KR100698061B1 (ko) * | 2004-03-30 | 2007-03-23 | 엘지.필립스 엘시디 주식회사 | 직하형 백라이트 유닛 |
CN100432709C (zh) * | 2004-09-27 | 2008-11-12 | 中华映管股份有限公司 | 笔记本电脑、背光模块及其导光板 |
US7775700B2 (en) * | 2004-10-01 | 2010-08-17 | Rohm And Haas Electronics Materials Llc | Turning film using array of roof prism structures |
US7408461B2 (en) * | 2005-01-11 | 2008-08-05 | Controlled Capture Systems, Llc | Metal detection system and method |
KR101222957B1 (ko) * | 2005-12-29 | 2013-01-17 | 엘지디스플레이 주식회사 | 액정표시장치 |
KR100800512B1 (ko) * | 2006-10-10 | 2008-02-04 | 엘지전자 주식회사 | 도광시트의 제조 방법 |
JP4333768B2 (ja) * | 2007-04-06 | 2009-09-16 | ソニー株式会社 | 表示装置 |
US7379130B1 (en) | 2007-10-03 | 2008-05-27 | Vitera Llc | LCD with hetero polar light guide |
KR100906492B1 (ko) * | 2008-12-18 | 2009-07-08 | (주)섬레이코퍼레이션 | 면광원 조명장치 |
KR101580329B1 (ko) * | 2009-09-07 | 2015-12-23 | 엘지이노텍 주식회사 | 휴대용 기기에서의 전력 회생장치 |
US20110242849A1 (en) * | 2010-04-05 | 2011-10-06 | Skc Haas Display Films Co., Ltd. | Thin double-sided light guide plate |
US20110242848A1 (en) * | 2010-04-06 | 2011-10-06 | SKC Haas Display Film Co., Ltd. | Printed double-sided light guide plate |
US20110242847A1 (en) * | 2010-04-06 | 2011-10-06 | Skc Haas Display Films Co., Ltd. | Laminated double-sided light guide plate |
JP5200077B2 (ja) * | 2010-09-13 | 2013-05-15 | 住友化学株式会社 | 光学シート、面光源装置及び透過型画像表示装置 |
US8628321B2 (en) * | 2010-10-13 | 2014-01-14 | Microsoft Corporation | Molding of nonuniform object having undercut structure |
TWI408046B (zh) * | 2010-12-28 | 2013-09-11 | Au Optronics Corp | 背光模組、導光裝置及其導光板製造方法 |
JP5197782B2 (ja) * | 2011-03-04 | 2013-05-15 | 株式会社東芝 | バックライト装置および表示装置 |
TW201300894A (zh) * | 2011-06-20 | 2013-01-01 | Au Optronics Corp | 側光式背光模組 |
CN102565922A (zh) * | 2012-03-05 | 2012-07-11 | 昆山市诚泰电气股份有限公司 | 具有光扩散功能的玻璃导光板 |
TWI539211B (zh) | 2012-04-30 | 2016-06-21 | 中強光電股份有限公司 | 導光板及使用導光板之背光模組 |
DE102012109900B4 (de) * | 2012-10-17 | 2015-10-15 | Bayerische Motoren Werke Aktiengesellschaft | Fahrzeugverglasung |
TWI499836B (zh) * | 2013-01-11 | 2015-09-11 | Innolux Corp | 具有霧度元件的顯示裝置 |
KR102158802B1 (ko) * | 2013-10-31 | 2020-09-23 | 삼성디스플레이 주식회사 | 표시 패널 및 액정 표시 장치 |
KR101641375B1 (ko) * | 2014-04-03 | 2016-07-21 | 주식회사 비바아트 | 복합 광산란요소를 갖는 도광판 유닛과 이의 제조방법 |
CN107817540B (zh) * | 2014-07-18 | 2020-04-14 | 凸版印刷株式会社 | 波长转换片材用保护膜、波长转换片材及背光单元 |
EP3208520B1 (en) * | 2014-10-16 | 2023-05-03 | Toppan Printing Co., Ltd. | Quantum dot protective film, quantum dot film using same, and backlight unit |
CN104407412A (zh) * | 2014-12-15 | 2015-03-11 | 广州创维平面显示科技有限公司 | 导光板、液晶显示装置、导光板的加工装置及加工方法 |
JP6576087B2 (ja) * | 2015-04-21 | 2019-09-18 | 株式会社沖データ | 画像形成装置及び複合装置 |
WO2019213661A1 (en) | 2018-05-04 | 2019-11-07 | Red E Innovations, Llc | System for monitoring an injection mold or stamping die |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5477422A (en) * | 1992-05-22 | 1995-12-19 | Nokia Mobile Phones Limited | Illuminated LCD apparatus |
JPH10188642A (ja) * | 1996-12-25 | 1998-07-21 | Sony Corp | 照明装置 |
US6174064B1 (en) * | 1997-12-29 | 2001-01-16 | Nippon Denyo Company | Light guide panel and plane illuminator apparatus |
CN1327161A (zh) * | 2000-06-07 | 2001-12-19 | 明碁电脑股份有限公司 | 以喷砂方式来制作背光板的均光图案的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100371393B1 (ko) * | 1997-06-28 | 2003-11-28 | 주식회사 엘지화학 | 액정 표시 판넬용 광학 시트 및 그 제조 방법 |
JP3654410B2 (ja) * | 1997-08-11 | 2005-06-02 | 株式会社エンプラス | サイドライト型面光源装置、液晶表示装置及び導光板 |
KR20000038518A (ko) * | 1998-12-04 | 2000-07-05 | 윤종용 | 반사형 액정표시장치 |
KR100383033B1 (ko) * | 1999-11-13 | 2003-05-09 | 전자부품연구원 | 표시 장치용 백라이트 장치 |
KR20040005309A (ko) * | 2002-07-09 | 2004-01-16 | 삼성전자주식회사 | 도광장치와 이를 갖는 백라이트 어셈블리 및 액정 표시 장치 |
TWI273292B (en) * | 2002-12-31 | 2007-02-11 | Hon Hai Prec Ind Co Ltd | Light guide plate and backlight system using the same |
-
2002
- 2002-07-09 KR KR1020020039810A patent/KR20040005309A/ko active Search and Examination
-
2003
- 2003-05-28 TW TW092114437A patent/TWI336011B/zh not_active IP Right Cessation
- 2003-05-29 US US10/449,144 patent/US7133092B2/en not_active Expired - Lifetime
- 2003-07-08 CN CNB031471773A patent/CN100397179C/zh not_active Expired - Fee Related
- 2003-07-09 JP JP2003272188A patent/JP4362048B2/ja not_active Expired - Fee Related
-
2006
- 2006-10-10 US US11/548,062 patent/US7580091B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5477422A (en) * | 1992-05-22 | 1995-12-19 | Nokia Mobile Phones Limited | Illuminated LCD apparatus |
JPH10188642A (ja) * | 1996-12-25 | 1998-07-21 | Sony Corp | 照明装置 |
US6174064B1 (en) * | 1997-12-29 | 2001-01-16 | Nippon Denyo Company | Light guide panel and plane illuminator apparatus |
CN1327161A (zh) * | 2000-06-07 | 2001-12-19 | 明碁电脑股份有限公司 | 以喷砂方式来制作背光板的均光图案的方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102279432A (zh) * | 2010-04-06 | 2011-12-14 | Skc哈斯显示器薄膜有限公司 | 用微图案化的载体制造的双面导光板 |
CN102588803A (zh) * | 2012-03-14 | 2012-07-18 | 昆山市诚泰电气股份有限公司 | 平板型led灯 |
CN102588802A (zh) * | 2012-03-14 | 2012-07-18 | 昆山市诚泰电气股份有限公司 | Led平面灯 |
CN103927950A (zh) * | 2013-01-11 | 2014-07-16 | 群创光电股份有限公司 | 具有雾度元件的显示装置 |
Also Published As
Publication number | Publication date |
---|---|
US20040008507A1 (en) | 2004-01-15 |
CN1470917A (zh) | 2004-01-28 |
US20070127260A1 (en) | 2007-06-07 |
JP4362048B2 (ja) | 2009-11-11 |
KR20040005309A (ko) | 2004-01-16 |
TWI336011B (en) | 2011-01-11 |
US7580091B2 (en) | 2009-08-25 |
TW200405093A (en) | 2004-04-01 |
US7133092B2 (en) | 2006-11-07 |
JP2004039640A (ja) | 2004-02-05 |
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Legal Events
Date | Code | Title | Description |
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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 MONITOR CO., LTD. Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD. Effective date: 20121029 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20121029 Address after: Gyeonggi Do, South Korea Patentee after: Samsung Display Co.,Ltd. Address before: Gyeonggi Do, South Korea Patentee before: Samsung Electronics Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080625 Termination date: 20210708 |
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CF01 | Termination of patent right due to non-payment of annual fee |