CN1332255C - 液晶显示装置的背照光组件构造 - Google Patents
液晶显示装置的背照光组件构造 Download PDFInfo
- Publication number
- CN1332255C CN1332255C CNB031327826A CN03132782A CN1332255C CN 1332255 C CN1332255 C CN 1332255C CN B031327826 A CNB031327826 A CN B031327826A CN 03132782 A CN03132782 A CN 03132782A CN 1332255 C CN1332255 C CN 1332255C
- Authority
- CN
- China
- Prior art keywords
- reflecting plate
- illumination beam
- lamp
- beam component
- liquid crystal
- 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
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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
- 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
- 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
- G02F1/133605—Direct backlight including specially adapted reflectors
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)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal Display Device Control (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020046034A KR100857990B1 (ko) | 2002-08-05 | 2002-08-05 | 액정표시장치의 백라이트유니트 구조 |
KR46034/02 | 2002-08-05 | ||
KR46034/2002 | 2002-08-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1495482A CN1495482A (zh) | 2004-05-12 |
CN1332255C true CN1332255C (zh) | 2007-08-15 |
Family
ID=31987274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031327826A Expired - Lifetime CN1332255C (zh) | 2002-08-05 | 2003-08-05 | 液晶显示装置的背照光组件构造 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6926419B2 (zh) |
JP (1) | JP4131688B2 (zh) |
KR (1) | KR100857990B1 (zh) |
CN (1) | CN1332255C (zh) |
TW (1) | TWI259302B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019127733A1 (zh) * | 2017-12-28 | 2019-07-04 | 惠州市华星光电技术有限公司 | 可控背光结构及显示装置 |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4310243B2 (ja) | 2004-06-23 | 2009-08-05 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
CN100405160C (zh) * | 2004-12-03 | 2008-07-23 | 鸿富锦精密工业(深圳)有限公司 | 背光模组及其导光板 |
TW200705005A (en) * | 2005-07-22 | 2007-02-01 | Ind Tech Res Inst | Liquid crystal display |
US20070183151A1 (en) * | 2006-02-08 | 2007-08-09 | Litesnow, Inc. | Electrical lighting system |
TWI308627B (en) * | 2006-12-05 | 2009-04-11 | Ind Tech Res Inst | Illumination device of flexible lighting angle |
US20080186699A1 (en) * | 2007-02-02 | 2008-08-07 | Humanscale Corporation | Task Light System |
CN101377580B (zh) * | 2007-08-31 | 2010-08-25 | 群康科技(深圳)有限公司 | 背光模组与液晶显示装置 |
JP4923110B2 (ja) * | 2007-10-19 | 2012-04-25 | ベイジン ティアンヤン プタイ インベストメント アンド コンサルティング カンパニー リミテッド | 新規構造の蛍光放電灯管及びlcd表示装置 |
WO2009050818A1 (ja) * | 2007-10-19 | 2009-04-23 | Daiken Chemical Co., Ltd. | 蛍光放電灯管及び液晶表示装置 |
WO2009054030A1 (en) * | 2007-10-24 | 2009-04-30 | Daiken Chemical Co., Ltd. | Mercury-free flat fluorescent lamps |
US8118447B2 (en) | 2007-12-20 | 2012-02-21 | Altair Engineering, Inc. | LED lighting apparatus with swivel connection |
WO2009081482A1 (ja) * | 2007-12-25 | 2009-07-02 | Daiken Chemical Co., Ltd. | 外部電極蛍光放電灯管、平面型光源及び液晶表示装置 |
US8360599B2 (en) | 2008-05-23 | 2013-01-29 | Ilumisys, Inc. | Electric shock resistant L.E.D. based light |
US8324817B2 (en) | 2008-10-24 | 2012-12-04 | Ilumisys, Inc. | Light and light sensor |
US8901823B2 (en) | 2008-10-24 | 2014-12-02 | Ilumisys, Inc. | Light and light sensor |
US8653984B2 (en) | 2008-10-24 | 2014-02-18 | Ilumisys, Inc. | Integration of LED lighting control with emergency notification systems |
US7938562B2 (en) | 2008-10-24 | 2011-05-10 | Altair Engineering, Inc. | Lighting including integral communication apparatus |
US8214084B2 (en) | 2008-10-24 | 2012-07-03 | Ilumisys, Inc. | Integration of LED lighting with building controls |
US8016456B2 (en) * | 2009-02-13 | 2011-09-13 | Pilux & Danpex, S.A. | Rotatable reflector support system |
CN101666589B (zh) * | 2009-09-23 | 2010-12-01 | 上海交通大学 | 组合热管换热器 |
WO2011119921A2 (en) | 2010-03-26 | 2011-09-29 | Altair Engineering, Inc. | Led light with thermoelectric generator |
WO2011119958A1 (en) | 2010-03-26 | 2011-09-29 | Altair Engineering, Inc. | Inside-out led bulb |
WO2012058556A2 (en) | 2010-10-29 | 2012-05-03 | Altair Engineering, Inc. | Mechanisms for reducing risk of shock during installation of light tube |
US9072171B2 (en) | 2011-08-24 | 2015-06-30 | Ilumisys, Inc. | Circuit board mount for LED light |
WO2013131002A1 (en) | 2012-03-02 | 2013-09-06 | Ilumisys, Inc. | Electrical connector header for an led-based light |
WO2014008463A1 (en) | 2012-07-06 | 2014-01-09 | Ilumisys, Inc. | Power supply assembly for led-based light tube |
US9271367B2 (en) | 2012-07-09 | 2016-02-23 | Ilumisys, Inc. | System and method for controlling operation of an LED-based light |
US9285084B2 (en) | 2013-03-14 | 2016-03-15 | Ilumisys, Inc. | Diffusers for LED-based lights |
US9267650B2 (en) | 2013-10-09 | 2016-02-23 | Ilumisys, Inc. | Lens for an LED-based light |
EP3097748A1 (en) | 2014-01-22 | 2016-11-30 | iLumisys, Inc. | Led-based light with addressed leds |
US9510400B2 (en) | 2014-05-13 | 2016-11-29 | Ilumisys, Inc. | User input systems for an LED-based light |
CN104317103B (zh) * | 2014-11-13 | 2017-07-28 | 合肥京东方光电科技有限公司 | 背光模组及显示装置 |
CN104763923B (zh) * | 2015-03-05 | 2017-12-29 | 惠州德赛信息科技有限公司 | 一种移动式led背光装置 |
US10161568B2 (en) | 2015-06-01 | 2018-12-25 | Ilumisys, Inc. | LED-based light with canted outer walls |
KR102626169B1 (ko) | 2019-03-19 | 2024-01-18 | 삼성전자주식회사 | 디스플레이 장치 및 디스플레이 장치의 제어 방법 |
CN110032002B (zh) * | 2019-04-12 | 2022-03-01 | 深圳康佳电子科技有限公司 | 一种灯条旋转式背光模组及显示装置 |
Citations (4)
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JP2000057832A (ja) * | 1998-07-31 | 2000-02-25 | Hitachi Ltd | 照明装置及びこれを用いた液晶表示装置 |
JP2000111909A (ja) * | 1998-10-05 | 2000-04-21 | Canon Inc | 液晶装置の照明装置 |
US6186649B1 (en) * | 1998-04-16 | 2001-02-13 | Honeywell International Inc. | Linear illumination sources and systems |
CN1316668A (zh) * | 2000-03-24 | 2001-10-10 | 株式会社日立制作所 | 液晶显示设备 |
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US2346988A (en) * | 1941-03-18 | 1944-04-18 | Gen Electric | Photographic printing apparatus |
US3538322A (en) * | 1968-05-29 | 1970-11-03 | Wurlitzer Co | Polarized light display |
US4074124A (en) * | 1976-09-22 | 1978-02-14 | Maute Charles J | Illumination apparatus for simulating night, dawn and morning, mid-day and afternoon and dusk natural light conditions |
JPS5570189A (en) * | 1978-11-21 | 1980-05-27 | Sony Corp | Beam index type color television picture receiver |
US4229783A (en) * | 1979-03-12 | 1980-10-21 | Timex Corporation | Backlight for electrooptic display |
US4855818A (en) * | 1984-07-04 | 1989-08-08 | Sharp Kabushiki Kaisha | Document reading apparatus with color filter |
FI73325C (fi) * | 1985-03-05 | 1987-09-10 | Elkoteade Ag | Foerfarande foer alstring av individuellt reglerbara bildelement och pao dessa baserad faergdisplay. |
US4714983A (en) * | 1985-06-10 | 1987-12-22 | Motorola, Inc. | Uniform emission backlight |
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JPS63200102A (ja) * | 1987-02-17 | 1988-08-18 | Alps Electric Co Ltd | バツクライト照光装置 |
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KR100476369B1 (ko) * | 2002-12-30 | 2005-03-17 | 엘지.필립스 엘시디 주식회사 | 백라이트 유니트 및 이를 이용한 액정표시장치의 구동장치 |
JP5188372B2 (ja) * | 2008-11-26 | 2013-04-24 | 株式会社デンソーアイティーラボラトリ | 情報提示装置、方法およびプログラム |
-
2002
- 2002-08-05 KR KR1020020046034A patent/KR100857990B1/ko active IP Right Grant
-
2003
- 2003-08-05 US US10/634,392 patent/US6926419B2/en not_active Expired - Lifetime
- 2003-08-05 CN CNB031327826A patent/CN1332255C/zh not_active Expired - Lifetime
- 2003-08-05 TW TW092121349A patent/TWI259302B/zh not_active IP Right Cessation
- 2003-08-05 JP JP2003286505A patent/JP4131688B2/ja not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6186649B1 (en) * | 1998-04-16 | 2001-02-13 | Honeywell International Inc. | Linear illumination sources and systems |
JP2000057832A (ja) * | 1998-07-31 | 2000-02-25 | Hitachi Ltd | 照明装置及びこれを用いた液晶表示装置 |
JP2000111909A (ja) * | 1998-10-05 | 2000-04-21 | Canon Inc | 液晶装置の照明装置 |
CN1316668A (zh) * | 2000-03-24 | 2001-10-10 | 株式会社日立制作所 | 液晶显示设备 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019127733A1 (zh) * | 2017-12-28 | 2019-07-04 | 惠州市华星光电技术有限公司 | 可控背光结构及显示装置 |
Also Published As
Publication number | Publication date |
---|---|
KR100857990B1 (ko) | 2008-09-10 |
TW200402564A (en) | 2004-02-16 |
CN1495482A (zh) | 2004-05-12 |
US6926419B2 (en) | 2005-08-09 |
KR20040013205A (ko) | 2004-02-14 |
JP4131688B2 (ja) | 2008-08-13 |
JP2004087489A (ja) | 2004-03-18 |
TWI259302B (en) | 2006-08-01 |
US20040047141A1 (en) | 2004-03-11 |
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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 | ||
C56 | Change in the name or address of the patentee |
Owner name: HYDIS TECHNOLOGIES CO., LTD. Free format text: FORMER NAME: GYONG TONG BANG DISPLAY SCIENCE + TECHNOLOGY CO. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Gyeonggi Do, South Korea Patentee after: Hydis Technologies Co.,Ltd. Address before: Gyeonggi Do, South Korea Patentee before: BOE Display Technology Co. |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20040512 Assignee: BOE TECHNOLOGY GROUP Co.,Ltd. Assignor: Hydis Technologies Co.,Ltd. Contract record no.: 2014990000768 Denomination of invention: Back light assembly structure for liquid crystal display Granted publication date: 20070815 License type: Common License Record date: 20140924 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20070815 |