JP4041795B2 - バックライト装置 - Google Patents
バックライト装置 Download PDFInfo
- Publication number
- JP4041795B2 JP4041795B2 JP2003410858A JP2003410858A JP4041795B2 JP 4041795 B2 JP4041795 B2 JP 4041795B2 JP 2003410858 A JP2003410858 A JP 2003410858A JP 2003410858 A JP2003410858 A JP 2003410858A JP 4041795 B2 JP4041795 B2 JP 4041795B2
- Authority
- JP
- Japan
- Prior art keywords
- elastic member
- scattering plate
- backlight device
- concave
- light source
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133604—Direct backlight with lamps
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/50—Protective arrangements
- G02F2201/503—Arrangements improving the resistance to shock
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Liquid Crystal (AREA)
Description
21 矩形筺体
22 光源
23 散乱板
24 弾性部材
25 蓋部
211 凹槽部
212 上面
213 凹室
214 固定台
221 ランプ
241 突起部
251 窓
252 固定穴
253 固定部材
2111 底面
2112 内壁
2411 縁部
Claims (13)
- 凹槽部を形成した筺体であって、前記凹槽部の内壁に反射層が形成された筺体、
前記凹槽部の底部に配置された光源、
前記光源に対向して配置された散乱板、及び
一の端部が前記凹槽部の前記底部に固設され、他の端部が前記散乱板を支える弾性部材と
を有し、
前記他の端部が前記散乱板に接触する部分は弾性を有せず、
前記弾性部材は、バネを含む
バックライト装置。 - 前記弾性部材は、透明材料から形成される
請求項1に記載のバックライト装置。 - 前記弾性部材は、反射材料から形成される
請求項1に記載のバックライト装置。 - 前記弾性部材は、板状である
請求項1から3のいずれかに記載のバックライト装置。 - 前記弾性部材は、プラスチックから形成される
請求項1から3のいずれかに記載のバックライト装置。 - 前記弾性部材の前記他の端部に、凸部が形成されており、
前記凸部は弾性材料ではない
請求項1に記載のバックライト装置。 - 前記凸部が反射材料から形成される
請求項6に記載のバックライト装置。 - 前記凸部が透明材料から形成される
請求項6に記載のバックライト装置。 - 前記凸部が円錐状である
請求項6に記載のバックライト装置。 - 前記凹槽部の前記底面から突出する、開口を有する固定台が形成され、
前記固定台の表面に反射層を形成され、
前記弾性部材の前記一の端部は、前記固定台の前記開口内に収納される
請求項1に記載のバックライト装置。 - 前記固定台の前記開口の直径は、前記弾性部材の直径より小さく、
前記弾性部材の前記一の端部に、凸部が形成されており、
前記凸部が前記固定台の前記開口内に収納される
請求項10に記載のバックライト装置。 - 前記凹槽部の前記底面に形成され、開口を有する凹部が形成され、
前記弾性部材の前記一端は、当該凹部の前記開口に収納される
請求項1に記載のバックライト装置。 - 前記散乱板が変形しないときに、前記弾性部材の前記散乱板を支える他の端部は、前記散乱板との間に間隙がある
請求項1に記載のバックライト装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW091221018U TW592324U (en) | 2002-12-19 | 2002-12-19 | Back light apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004200163A JP2004200163A (ja) | 2004-07-15 |
JP4041795B2 true JP4041795B2 (ja) | 2008-01-30 |
Family
ID=32591102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003410858A Expired - Fee Related JP4041795B2 (ja) | 2002-12-19 | 2003-12-09 | バックライト装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7128461B2 (ja) |
JP (1) | JP4041795B2 (ja) |
TW (1) | TW592324U (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200468431Y1 (ko) * | 2012-04-20 | 2013-08-16 | 김재홍 | 조명 간판 장치 |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200523628A (en) * | 2004-01-06 | 2005-07-16 | Hannstar Display Corp | Upright backlight module |
TWI335454B (en) * | 2004-07-13 | 2011-01-01 | Chi Mei Optoelectronics Corp | Positioning apparatus for preventing deformation of diffuser plate of the backlight unit |
KR100609909B1 (ko) * | 2004-07-22 | 2006-08-08 | 삼성전자주식회사 | 액정표시장치 |
JP2006106651A (ja) * | 2004-10-08 | 2006-04-20 | Samsung Electronics Co Ltd | 光拡散ユニット、これを有する表示装置及びその製造装置 |
TWI302215B (en) * | 2004-10-19 | 2008-10-21 | Chi Mei Optoelectronics Corp | Backlight unit |
TWI255896B (en) | 2005-01-19 | 2006-06-01 | Au Optronics Corp | Backlight module |
JP4648070B2 (ja) * | 2005-04-27 | 2011-03-09 | 株式会社 日立ディスプレイズ | 表示装置 |
KR20060123872A (ko) * | 2005-05-30 | 2006-12-05 | 삼성전자주식회사 | 백라이트 유닛 및 액정 표시 장치 |
JP4896669B2 (ja) | 2005-11-02 | 2012-03-14 | 三星電子株式会社 | バックライトアセンブリ、これを有する液晶表示装置、及びランプ固定部材の製造方法 |
TWI315015B (en) * | 2005-11-18 | 2009-09-21 | Innolux Display Corp | Backlight module and liquid crystal display device |
KR101274023B1 (ko) * | 2006-04-12 | 2013-06-12 | 엘지디스플레이 주식회사 | 직하형 백라이트 어셈블리 |
CN101680612B (zh) * | 2007-05-31 | 2012-03-14 | 夏普株式会社 | 照明装置、显示装置和电视接收装置 |
WO2008149567A1 (ja) * | 2007-06-04 | 2008-12-11 | Sharp Kabushiki Kaisha | バックライト装置、表示装置およびテレビジョン受像機 |
KR101394024B1 (ko) | 2007-06-26 | 2014-05-12 | 엘지이노텍 주식회사 | 광원 장치 |
US8237887B2 (en) * | 2007-08-08 | 2012-08-07 | Sharp Kabushiki Kaisha | Illumination device and liquid crystal display device |
US8251531B2 (en) | 2007-10-31 | 2012-08-28 | Sharp Kabushiki Kaisha | Supporting unit, illuminating unit and display device |
US9388969B2 (en) * | 2008-04-11 | 2016-07-12 | David E. Doubek | Lighting system for an architectural surface structure |
DE602008005409D1 (de) * | 2008-04-24 | 2011-04-21 | Ford Global Tech Llc | Scheinwerferanordnung und Fahrzeug |
CN102177391B (zh) * | 2008-10-09 | 2013-08-14 | 夏普株式会社 | 照明装置、显示装置和电视接收装置 |
KR20100122679A (ko) * | 2009-05-13 | 2010-11-23 | 엘지이노텍 주식회사 | 백라이트 유닛 및 이를 이용한 액정표시장치 |
JP5515001B2 (ja) * | 2009-09-02 | 2014-06-11 | 株式会社オプトデザイン | 面照明光源装置及びこの面照明光源装置を用いた面照明装置 |
US8277091B2 (en) * | 2010-03-16 | 2012-10-02 | 555 International, Inc. | Abuse-resistant light fixture |
TWI416211B (zh) * | 2010-07-01 | 2013-11-21 | Au Optronics Corp | 具有膜片支撐架之燈管支撐座及背光模組 |
JP2012237826A (ja) * | 2011-05-10 | 2012-12-06 | Funai Electric Co Ltd | 液晶モジュール |
US9063367B2 (en) * | 2012-06-19 | 2015-06-23 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Direct-type backlight unit and liquid crystal display using the same |
CN104421885A (zh) * | 2013-09-05 | 2015-03-18 | 奇菱光电股份有限公司 | 显示设备、背光模块及其支撑机构 |
CN104460108B (zh) * | 2013-09-22 | 2017-03-08 | 纬创资通股份有限公司 | 背光模块 |
KR102317342B1 (ko) * | 2015-05-27 | 2021-10-26 | 삼성전자주식회사 | 디스플레이장치 |
CN108139037A (zh) * | 2015-10-14 | 2018-06-08 | 索尼公司 | 发光器件、显示装置和照明装置 |
JP7046507B2 (ja) * | 2017-06-22 | 2022-04-04 | Hoya株式会社 | 光照射装置 |
JP2020030341A (ja) * | 2018-08-23 | 2020-02-27 | シャープ株式会社 | 表示装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3140831A (en) * | 1955-01-11 | 1964-07-14 | Strange John William | Trans-illuminated panels |
AU740013B2 (en) * | 1997-10-13 | 2001-10-25 | Magna Auteca Zweigniederlassung Der Magna Holding Ag | Lighting device |
US6039461A (en) * | 1998-09-11 | 2000-03-21 | General Scientific Corporation | Compact high-intensity lighting assembly |
ATE365890T1 (de) | 1999-07-23 | 2007-07-15 | Siteco Beleuchtungstech Gmbh | Kompakte leuchte mit hohllichtleiter |
JP3719927B2 (ja) * | 1999-12-27 | 2005-11-24 | シャープ株式会社 | 照明装置及び液晶表示器 |
KR100640987B1 (ko) * | 2000-10-14 | 2006-11-02 | 엘지.필립스 엘시디 주식회사 | 액정표시장치의 직하형 백라이트 어셈블리 |
US20020131266A1 (en) * | 2001-03-15 | 2002-09-19 | David Naghi | Ring light and method of use |
TW591300B (en) * | 2003-06-19 | 2004-06-11 | Au Optronics Corp | Backlight module |
-
2002
- 2002-12-19 TW TW091221018U patent/TW592324U/zh not_active IP Right Cessation
-
2003
- 2003-12-09 JP JP2003410858A patent/JP4041795B2/ja not_active Expired - Fee Related
- 2003-12-18 US US10/707,494 patent/US7128461B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200468431Y1 (ko) * | 2012-04-20 | 2013-08-16 | 김재홍 | 조명 간판 장치 |
Also Published As
Publication number | Publication date |
---|---|
US7128461B2 (en) | 2006-10-31 |
TW592324U (en) | 2004-06-11 |
US20040120161A1 (en) | 2004-06-24 |
JP2004200163A (ja) | 2004-07-15 |
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