CN102486276B - 背光单元 - Google Patents
背光单元 Download PDFInfo
- Publication number
- CN102486276B CN102486276B CN201110006341.6A CN201110006341A CN102486276B CN 102486276 B CN102486276 B CN 102486276B CN 201110006341 A CN201110006341 A CN 201110006341A CN 102486276 B CN102486276 B CN 102486276B
- Authority
- CN
- China
- Prior art keywords
- inclined surface
- light source
- source module
- reflective
- backlight unit
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/0066—Reflectors for light sources specially adapted to cooperate with point like light sources; specially adapted to cooperate with light sources the shape of which is unspecified
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
-
- 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
- G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/14—Arrangements of reflectors therein
-
- 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)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
- Led Device Packages (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20100123704 | 2010-12-06 | ||
| KR10-2010-0123704 | 2010-12-06 | ||
| KR10-2011-0000877 | 2011-01-05 | ||
| KR1020110000877A KR101290631B1 (ko) | 2010-12-06 | 2011-01-05 | 백라이트 유닛 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102486276A CN102486276A (zh) | 2012-06-06 |
| CN102486276B true CN102486276B (zh) | 2015-09-09 |
Family
ID=43778484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110006341.6A Expired - Fee Related CN102486276B (zh) | 2010-12-06 | 2011-01-10 | 背光单元 |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US8960966B2 (zh) |
| EP (1) | EP2461193B1 (zh) |
| JP (1) | JP5406225B2 (zh) |
| CN (1) | CN102486276B (zh) |
Families Citing this family (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI465808B (zh) * | 2010-11-25 | 2014-12-21 | Lg伊諾特股份有限公司 | 背光單元及其顯示設備 |
| JP5406225B2 (ja) * | 2010-12-06 | 2014-02-05 | エルジー イノテック カンパニー リミテッド | バックライトユニット |
| KR101797599B1 (ko) * | 2011-06-30 | 2017-11-15 | 엘지이노텍 주식회사 | 백라이트 유닛 및 그를 이용한 디스플레이 장치 |
| JP5906595B2 (ja) * | 2011-07-19 | 2016-04-20 | セイコーエプソン株式会社 | 液晶表示装置および電子機器 |
| US9605814B2 (en) | 2011-09-08 | 2017-03-28 | Lg Innotek Co., Ltd. | Lighting module |
| KR101852389B1 (ko) | 2011-10-25 | 2018-04-26 | 엘지이노텍 주식회사 | 디스플레이 장치 |
| US9234649B2 (en) * | 2011-11-01 | 2016-01-12 | Lsi Industries, Inc. | Luminaires and lighting structures |
| KR20130051133A (ko) | 2011-11-09 | 2013-05-20 | 삼성전자주식회사 | 액정패널조립체 및 그를 구비한 액정 디스플레이 장치 |
| KR101941031B1 (ko) * | 2011-11-16 | 2019-04-12 | 엘지이노텍 주식회사 | 백라이트 유닛, 이를 이용한 디스플레이 장치, 및 이를 포함하는 조명 장치 |
| KR101902394B1 (ko) * | 2011-12-12 | 2018-09-28 | 엘지이노텍 주식회사 | 조명 유닛 및 그를 이용한 디스플레이 장치 |
| KR101880136B1 (ko) * | 2011-12-12 | 2018-08-17 | 엘지이노텍 주식회사 | 조명 유닛 및 그를 이용한 디스플레이 장치 |
| KR101943446B1 (ko) * | 2011-12-20 | 2019-01-30 | 엘지이노텍 주식회사 | 디스플레이 장치 및 조명 시스템 |
| KR102024288B1 (ko) * | 2012-02-15 | 2019-09-23 | 엘지이노텍 주식회사 | 조명 시스템 |
| CN102620188B (zh) * | 2012-02-15 | 2014-04-30 | 深圳市华星光电技术有限公司 | 背光模组 |
| KR101948141B1 (ko) * | 2012-02-23 | 2019-02-14 | 엘지이노텍 주식회사 | 백라이트 유닛 및 그를 이용한 조명 시스템 |
| KR101902396B1 (ko) | 2012-03-12 | 2018-09-28 | 엘지이노텍 주식회사 | 조명 유닛 |
| KR101928357B1 (ko) * | 2012-03-23 | 2018-12-12 | 엘지이노텍 주식회사 | 조명 유닛 및 그를 이용한 디스플레이 장치 |
| US9335041B2 (en) | 2012-05-07 | 2016-05-10 | Abl Ip Holding Llc | LED light fixture |
| JP6128762B2 (ja) * | 2012-06-22 | 2017-05-17 | 三菱電機照明株式会社 | 光源ユニット |
| TWI469398B (zh) * | 2012-07-12 | 2015-01-11 | Lextar Electronics Corp | 發光裝置 |
| JP6130164B2 (ja) * | 2012-08-07 | 2017-05-17 | 株式会社エンプラス | 面光源装置および表示装置 |
| CN102901008A (zh) * | 2012-09-11 | 2013-01-30 | 彩虹集团公司 | 一种无导光板侧边式led平面光源装置 |
| CN102853345B (zh) | 2012-09-26 | 2014-10-15 | 深圳市华星光电技术有限公司 | 一种反射片、背光模组及液晶显示器 |
| KR101993183B1 (ko) | 2012-11-27 | 2019-10-01 | 삼성디스플레이 주식회사 | 표시장치 |
| TWI494660B (zh) * | 2013-01-08 | 2015-08-01 | Unity Opto Technology Co Ltd | Side light type backlight module |
| DE202013101792U1 (de) * | 2013-04-25 | 2014-07-29 | Zumtobel Lighting Gmbh | Leuchte mit optischem System zur Lichtabgabe über eine längliche Lichtaustrittsöffnung |
| WO2014192194A1 (ja) * | 2013-05-29 | 2014-12-04 | 株式会社デュエラ | ライトボックス |
| EP3014602B1 (en) * | 2013-06-25 | 2020-01-22 | Société des Produits Nestlé S.A. | Selection panel for a beverage dispensing device |
| CN104424858A (zh) * | 2013-08-26 | 2015-03-18 | 深圳市康硕展电子有限公司 | 一种背光led显示屏 |
| CN104633527B (zh) * | 2013-11-08 | 2017-02-01 | 富泰华精密电子(郑州)有限公司 | 背光模组 |
| KR20150065437A (ko) * | 2013-12-05 | 2015-06-15 | 삼성디스플레이 주식회사 | 반사판, 이를 포함하는 백라이트 유닛 및 액정 표시 장치 |
| FR3015002B1 (fr) * | 2013-12-17 | 2018-07-13 | Legrand France | Dispositif d'eclairage |
| US9690041B2 (en) | 2013-12-17 | 2017-06-27 | Seoul Semiconductor Co., Ltd. | Air cavity LED backlight unit |
| US20150247969A1 (en) * | 2014-03-03 | 2015-09-03 | Synopsys, Inc. | Hollow Backlight Unit |
| CN103994367A (zh) * | 2014-05-08 | 2014-08-20 | 杭州杭科光电股份有限公司 | 侧入式led背光源模组 |
| JP6216301B2 (ja) | 2014-09-19 | 2017-10-18 | ミネベアミツミ株式会社 | 照明装置 |
| CN105278165B (zh) * | 2015-11-27 | 2018-02-13 | 深圳市华星光电技术有限公司 | 背光模块及具有该背光模块的液晶显示器 |
| EP3185071B1 (en) * | 2015-12-23 | 2019-10-09 | Samsung Electronics Co., Ltd. | Display apparatus |
| KR102463846B1 (ko) | 2015-12-30 | 2022-11-04 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 그를 포함하는 표시장치 |
| US10309589B2 (en) * | 2016-05-13 | 2019-06-04 | Rohinni, LLC | Light vectoring apparatus |
| CN105864693B (zh) * | 2016-05-30 | 2018-11-06 | 利亚德光电股份有限公司 | 发光组件及显示装置 |
| JP6204559B1 (ja) * | 2016-06-07 | 2017-09-27 | ルーメンス カンパニー リミテッド | 線形ledモジュール及びこれを含むバックライトユニット |
| CN107514614B (zh) * | 2016-06-16 | 2019-11-29 | 深圳市佰骏工业产品设计有限公司 | 灯具 |
| WO2017220450A1 (de) | 2016-06-21 | 2017-12-28 | Dr. Schneider Kunststoffwerke Gmbh | Einrichtung mit mindestens einem beleuchtbaren bereich |
| CN206975364U (zh) * | 2016-07-22 | 2018-02-06 | 矽创电子股份有限公司 | 显示设备及其具光路弯折的背光装置 |
| CN106019709A (zh) * | 2016-07-25 | 2016-10-12 | 广州创维平面显示科技有限公司 | 一种液晶模组及液晶显示屏 |
| KR101804311B1 (ko) * | 2017-03-23 | 2017-12-04 | (주)미경테크 | 백라이트 유닛 |
| ES2859494T3 (es) * | 2017-07-21 | 2021-10-04 | Signify Holding Bv | Módulo emisor de luz |
| CN114144615A (zh) | 2019-05-16 | 2022-03-04 | 豪倍公司 | 侧光式照明装置 |
| US10928020B1 (en) * | 2019-08-22 | 2021-02-23 | Usg Interiors, Llc | Light bar for suspended ceiling |
| JP2021190242A (ja) * | 2020-05-27 | 2021-12-13 | パナソニックIpマネジメント株式会社 | 表示モジュール |
| JP7741018B2 (ja) * | 2022-03-18 | 2025-09-17 | マクセル株式会社 | 空間浮遊映像表示装置 |
| WO2023176159A1 (ja) * | 2022-03-18 | 2023-09-21 | マクセル株式会社 | 空間浮遊映像表示装置 |
| JP2024008616A (ja) * | 2022-07-08 | 2024-01-19 | マクセル株式会社 | 空間浮遊映像表示装置 |
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| WO2009105450A1 (en) * | 2008-02-22 | 2009-08-27 | 3M Innovative Properties Company | Backlights having selected output light flux distributions and display systems using same |
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2011
- 2011-01-07 JP JP2011002087A patent/JP5406225B2/ja not_active Expired - Fee Related
- 2011-01-10 EP EP11150513.7A patent/EP2461193B1/en not_active Not-in-force
- 2011-01-10 US US12/987,748 patent/US8960966B2/en active Active
- 2011-01-10 CN CN201110006341.6A patent/CN102486276B/zh not_active Expired - Fee Related
-
2014
- 2014-05-27 US US14/288,231 patent/US9151466B2/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7350951B2 (en) * | 2003-06-16 | 2008-04-01 | Mitsubishi Denki Kabushiki Kaisha | Planar light source device and display device using the same device |
| US20070171676A1 (en) * | 2006-01-20 | 2007-07-26 | Hon Hai Precision Industry Co., Ltd. | Backlight module |
| CN101017281A (zh) * | 2006-02-10 | 2007-08-15 | 鸿富锦精密工业(深圳)有限公司 | 背光系统 |
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| JP2009187904A (ja) * | 2008-02-08 | 2009-08-20 | Toppan Printing Co Ltd | 光源ユニット、バックライトユニット及びディスプレイ装置 |
| WO2009105450A1 (en) * | 2008-02-22 | 2009-08-27 | 3M Innovative Properties Company | Backlights having selected output light flux distributions and display systems using same |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2461193A3 (en) | 2014-07-23 |
| JP5406225B2 (ja) | 2014-02-05 |
| US20140268754A1 (en) | 2014-09-18 |
| EP2461193B1 (en) | 2017-05-17 |
| JP2012124136A (ja) | 2012-06-28 |
| CN102486276A (zh) | 2012-06-06 |
| US8960966B2 (en) | 2015-02-24 |
| US20110211335A1 (en) | 2011-09-01 |
| EP2461193A2 (en) | 2012-06-06 |
| US9151466B2 (en) | 2015-10-06 |
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