WO2011043603A3 - 백라이트 유닛 - Google Patents
백라이트 유닛 Download PDFInfo
- Publication number
- WO2011043603A3 WO2011043603A3 PCT/KR2010/006855 KR2010006855W WO2011043603A3 WO 2011043603 A3 WO2011043603 A3 WO 2011043603A3 KR 2010006855 W KR2010006855 W KR 2010006855W WO 2011043603 A3 WO2011043603 A3 WO 2011043603A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- backlight unit
- led modules
- leds
- driver
- drivers
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Planar Illumination Modules (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
백라이트 유닛이 개시된다. 본 발명에 따른 백라이트 유닛은 각각 복수의 LED를 구비하는 복수의 LED 모듈; 및 상기 복수의 LED 모듈에 구비되는 복수의 LED의 밝기를 조절하는 하나 이상의 구동 드라이버;를 포함하고, 상기 복수의 LED 모듈 중 적어도 2개는 서로 동일한 상기 구동 드라이버와 연결되되, 서로 병렬연결을 이루는 것을 특징으로 한다.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10822248A EP2487534A2 (en) | 2009-10-07 | 2010-10-07 | Backlight unit |
CN2010800451951A CN102549484A (zh) | 2009-10-07 | 2010-10-07 | 背光单元 |
US13/501,059 US20130009558A1 (en) | 2009-10-07 | 2010-10-07 | Backlight unit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090094957A KR20110038190A (ko) | 2009-10-07 | 2009-10-07 | 백라이트 유닛 |
KR10-2009-0094957 | 2009-10-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2011043603A2 WO2011043603A2 (ko) | 2011-04-14 |
WO2011043603A3 true WO2011043603A3 (ko) | 2011-09-09 |
Family
ID=43857285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2010/006855 WO2011043603A2 (ko) | 2009-10-07 | 2010-10-07 | 백라이트 유닛 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130009558A1 (ko) |
EP (1) | EP2487534A2 (ko) |
KR (1) | KR20110038190A (ko) |
CN (1) | CN102549484A (ko) |
WO (1) | WO2011043603A2 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102889500A (zh) * | 2011-07-19 | 2013-01-23 | 硕颉科技股份有限公司 | 背光模块与使用其的液晶显示器 |
US9247095B2 (en) * | 2012-12-19 | 2016-01-26 | Canon Components, Inc. | Image sensor unit, image reading apparatus, and image forming apparatus |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006119268A (ja) * | 2004-10-20 | 2006-05-11 | Nec Display Solutions Ltd | バックライト調整システム、プログラム及び記録媒体 |
JP2007027745A (ja) * | 2005-07-15 | 2007-02-01 | Samsung Electro Mech Co Ltd | Ledを用いた面光源及びこれを備えるlcdバックライトユニット |
JP2007233012A (ja) * | 2006-02-28 | 2007-09-13 | Yamaha Corp | 電気光学装置 |
JP2007305584A (ja) * | 2006-05-08 | 2007-11-22 | Samsung Electro-Mechanics Co Ltd | Ledバックライトユニット |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3935045B2 (ja) * | 2002-10-18 | 2007-06-20 | シャープ株式会社 | 照明装置、バックライト装置、液晶表示装置 |
JP4722136B2 (ja) * | 2005-11-30 | 2011-07-13 | シャープ株式会社 | バックライト装置及び液晶表示装置 |
JP4961837B2 (ja) * | 2006-06-01 | 2012-06-27 | ソニー株式会社 | 発光ダイオード素子の駆動装置、光源装置、表示装置 |
-
2009
- 2009-10-07 KR KR1020090094957A patent/KR20110038190A/ko not_active Application Discontinuation
-
2010
- 2010-10-07 CN CN2010800451951A patent/CN102549484A/zh active Pending
- 2010-10-07 WO PCT/KR2010/006855 patent/WO2011043603A2/ko active Application Filing
- 2010-10-07 EP EP10822248A patent/EP2487534A2/en not_active Withdrawn
- 2010-10-07 US US13/501,059 patent/US20130009558A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006119268A (ja) * | 2004-10-20 | 2006-05-11 | Nec Display Solutions Ltd | バックライト調整システム、プログラム及び記録媒体 |
JP2007027745A (ja) * | 2005-07-15 | 2007-02-01 | Samsung Electro Mech Co Ltd | Ledを用いた面光源及びこれを備えるlcdバックライトユニット |
JP2007233012A (ja) * | 2006-02-28 | 2007-09-13 | Yamaha Corp | 電気光学装置 |
JP2007305584A (ja) * | 2006-05-08 | 2007-11-22 | Samsung Electro-Mechanics Co Ltd | Ledバックライトユニット |
Also Published As
Publication number | Publication date |
---|---|
KR20110038190A (ko) | 2011-04-14 |
EP2487534A2 (en) | 2012-08-15 |
WO2011043603A2 (ko) | 2011-04-14 |
CN102549484A (zh) | 2012-07-04 |
US20130009558A1 (en) | 2013-01-10 |
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