KR100818455B1 - 액정표시장치용 led 백라이트 유닛 - Google Patents
액정표시장치용 led 백라이트 유닛 Download PDFInfo
- Publication number
- KR100818455B1 KR100818455B1 KR1020060104356A KR20060104356A KR100818455B1 KR 100818455 B1 KR100818455 B1 KR 100818455B1 KR 1020060104356 A KR1020060104356 A KR 1020060104356A KR 20060104356 A KR20060104356 A KR 20060104356A KR 100818455 B1 KR100818455 B1 KR 100818455B1
- Authority
- KR
- South Korea
- Prior art keywords
- led
- leds
- liquid crystal
- crystal display
- arrays
- Prior art date
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Classifications
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- 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
- G02F1/133603—Direct backlight with LEDs
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- 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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10106—Light emitting diode [LED]
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (4)
- 적어도 하나의 LED를 각각 포함하는 복수의 제1 LED 배열이 서로 병렬연결된 복수의 제2 LED 배열을 포함하고,상기 복수의 제2 LED 배열이 서로 직렬연결되어 제3 LED 배열을 이루며,상기 제3 LED 배열을 복수개 포함하며, 상기 복수의 제3 LED 배열은 서로 병렬연결되고,상기 복수의 제3 LED 배열에 포함된 LED들은 행 또는 열을 이루며 배치되고, 상기 복수의 제3 LED 배열 중 서로 다른 제3 LED 배열에 속하는 LED들이 상기 행 방향 또는 상기 열 방향으로 서로 교대로 배치되는 것을 특징으로 하는 액정표시장치용 LED 백라이트 유닛.
- 제1항에 있어서, 상기 복수의 제1 배열 각각은,복수의 LED가 직렬로 연결된 것을 특징으로 하는 액정표시장치용 LED 백라이트 유닛.
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060104356A KR100818455B1 (ko) | 2006-10-26 | 2006-10-26 | 액정표시장치용 led 백라이트 유닛 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060104356A KR100818455B1 (ko) | 2006-10-26 | 2006-10-26 | 액정표시장치용 led 백라이트 유닛 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100818455B1 true KR100818455B1 (ko) | 2008-04-01 |
Family
ID=39533450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060104356A KR100818455B1 (ko) | 2006-10-26 | 2006-10-26 | 액정표시장치용 led 백라이트 유닛 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100818455B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100903822B1 (ko) * | 2008-10-17 | 2009-06-25 | 주식회사 아크로텍 | 발광 다이오드 백라이트 유닛 및 이를 포함하는 디스플레이장치 |
CN106838635A (zh) * | 2017-01-09 | 2017-06-13 | 江苏宜美照明科技股份有限公司 | 侧发光式面板灯 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003100473A (ja) * | 2001-09-21 | 2003-04-04 | Kyocera Corp | 携帯端末装置のled点灯回路 |
JP2004233809A (ja) * | 2003-01-31 | 2004-08-19 | Seiko Epson Corp | 面光源ユニット、それを用いた電気光学装置並びに電子機器 |
JP2005302712A (ja) * | 2004-03-19 | 2005-10-27 | Citizen Watch Co Ltd | Led駆動回路およびそれを用いた液晶装置 |
JP2005310999A (ja) * | 2004-04-20 | 2005-11-04 | Sony Corp | 定電流駆動装置、バックライト光源装置及びカラー液晶表示装置 |
-
2006
- 2006-10-26 KR KR1020060104356A patent/KR100818455B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003100473A (ja) * | 2001-09-21 | 2003-04-04 | Kyocera Corp | 携帯端末装置のled点灯回路 |
JP2004233809A (ja) * | 2003-01-31 | 2004-08-19 | Seiko Epson Corp | 面光源ユニット、それを用いた電気光学装置並びに電子機器 |
JP2005302712A (ja) * | 2004-03-19 | 2005-10-27 | Citizen Watch Co Ltd | Led駆動回路およびそれを用いた液晶装置 |
JP2005310999A (ja) * | 2004-04-20 | 2005-11-04 | Sony Corp | 定電流駆動装置、バックライト光源装置及びカラー液晶表示装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100903822B1 (ko) * | 2008-10-17 | 2009-06-25 | 주식회사 아크로텍 | 발광 다이오드 백라이트 유닛 및 이를 포함하는 디스플레이장치 |
CN106838635A (zh) * | 2017-01-09 | 2017-06-13 | 江苏宜美照明科技股份有限公司 | 侧发光式面板灯 |
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