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NL2000668A1 - Aandrijfsysteem van een tegenlicht van een vloeibare-kristallen-beeldscherm met lichtemitterende dioden. - Google Patents

Aandrijfsysteem van een tegenlicht van een vloeibare-kristallen-beeldscherm met lichtemitterende dioden.

Info

Publication number
NL2000668A1
NL2000668A1 NL2000668A NL2000668A NL2000668A1 NL 2000668 A1 NL2000668 A1 NL 2000668A1 NL 2000668 A NL2000668 A NL 2000668A NL 2000668 A NL2000668 A NL 2000668A NL 2000668 A1 NL2000668 A1 NL 2000668A1
Authority
NL
Netherlands
Prior art keywords
backlight
light
liquid crystal
crystal display
drive system
Prior art date
Application number
NL2000668A
Other languages
English (en)
Other versions
NL2000668C2 (nl
Inventor
Sang Yun Lee
Original Assignee
Samsung Electro Mech
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Samsung Electro Mech filed Critical Samsung Electro Mech
Publication of NL2000668A1 publication Critical patent/NL2000668A1/nl
Application granted granted Critical
Publication of NL2000668C2 publication Critical patent/NL2000668C2/nl

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
    • G09G3/3413—Details of control of colour illumination sources
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Led Devices (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
NL2000668A 2006-06-29 2007-05-30 Aandrijfsysteem van een tegenlicht van eenvloeibare-kristallen-beeldscherm met lichtemitterende dioden. NL2000668C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020060059095A KR100799869B1 (ko) 2006-06-29 2006-06-29 Ｌｅｄ를 구비한 ｌｃｄ 백라이트 구동 시스템
KR20060059095 2006-06-29

Publications (2)

Publication Number Publication Date
NL2000668A1 true NL2000668A1 (nl) 2008-01-03
NL2000668C2 NL2000668C2 (nl) 2010-11-08

Family

ID=38876220

Family Applications (1)

Application Number Title Priority Date Filing Date
NL2000668A NL2000668C2 (nl) 2006-06-29 2007-05-30 Aandrijfsysteem van een tegenlicht van eenvloeibare-kristallen-beeldscherm met lichtemitterende dioden.

Country Status (5)

Country Link
US (1) US8077137B2 (nl)
JP (1) JP4934507B2 (nl)
KR (1) KR100799869B1 (nl)
NL (1) NL2000668C2 (nl)
TW (1) TWI370435B (nl)

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KR101496151B1 (ko) 2008-06-25 2015-02-27 삼성전자주식회사 산화물 다이오드를 이용한 디스플레이 장치
CN102077687B (zh) * 2008-06-25 2013-05-01 皇家飞利浦电子股份有限公司 有机发光二极管驱动器装置
KR101528884B1 (ko) * 2008-08-28 2015-06-16 삼성디스플레이 주식회사 백라이트 어셈블리 및 이의 구동방법
US8611057B2 (en) * 2008-09-09 2013-12-17 Inshore Holdings, Llc LED module for sign channel letters and driving circuit
KR100903822B1 (ko) * 2008-10-17 2009-06-25 주식회사 아크로텍 발광 다이오드 백라이트 유닛 및 이를 포함하는 디스플레이장치
TW201017292A (en) * 2008-10-29 2010-05-01 Advanced Optoelectronic Tech LED array of LCD, driving system and LCD thereof
KR101308752B1 (ko) * 2008-12-31 2013-09-12 엘지디스플레이 주식회사 액정표시장치
KR101011970B1 (ko) * 2009-02-12 2011-02-01 (주)유스텍 엘이디 램프용 모듈형 직류전원 공급장치
TWI424787B (zh) * 2009-04-16 2014-01-21 Chunghwa Picture Tubes Ltd 電壓轉換器、背光模組控制系統及其控制方法
CN102779484B (zh) * 2009-05-21 2014-12-10 华映视讯（吴江）有限公司 背光模块控制系统的控制方法
KR101046073B1 (ko) * 2009-08-19 2011-07-01 삼성전기주식회사 액정 표시 장치의 전원 공급 장치
JP2013522839A (ja) * 2010-03-16 2013-06-13 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光を発する布様の構造部材
KR20120016494A (ko) * 2010-08-16 2012-02-24 삼성전자주식회사 공용 전원공급장치 및 공용 전원공급방법, 그리고 이를 이용한 디스플레이 장치
TWI425872B (zh) * 2010-09-03 2014-02-01 Power Forest Technology Corp 發光二極體驅動裝置
CN102411903B (zh) * 2010-09-25 2014-03-19 力林科技股份有限公司 发光二极管驱动装置
US8779689B2 (en) 2010-12-13 2014-07-15 General Electric Company Ramp controlled driver for series/parallel solid state lighting devices
JP6175229B2 (ja) * 2011-12-09 2017-08-02 株式会社半導体エネルギー研究所 発光装置及び発光装置の駆動方法
CN202587479U (zh) * 2012-03-08 2012-12-05 厦门兴恒隆照明科技有限公司 一种智能led驱动电源
CN104584113B (zh) * 2012-08-15 2017-03-08 富士胶片株式会社 显示装置
TWM465584U (zh) * 2013-03-12 2013-11-11 Chen-Hao Chang 可調控色度發光二極體模組燈
TWI511606B (zh) * 2013-04-16 2015-12-01 Power Forest Technology Corp 發光二極體驅動裝置
KR102218642B1 (ko) * 2014-11-27 2021-02-23 삼성디스플레이 주식회사 표시 장치 및 표시 장치의 구동 방법
US10297191B2 (en) 2016-01-29 2019-05-21 Samsung Display Co., Ltd. Dynamic net power control for OLED and local dimming LCD displays
CN107527596A (zh) * 2017-09-29 2017-12-29 晨星半导体股份有限公司 显示装置的背光源的功率控制方法及控制装置
US10845642B2 (en) * 2018-02-28 2020-11-24 Visteon Global Technologies, Inc. System and method for selective activation of display backlight illumination
TWI642979B (zh) 2018-05-03 2018-12-01 達方電子股份有限公司 背光裝置
US11710464B2 (en) 2018-05-03 2023-07-25 Darfon Electronics Corp. Display device and backlight apparatus thereof
CN114624933B (zh) * 2022-03-22 2024-04-09 北京京东方显示技术有限公司 一种胆甾相液晶屏控制电路及胆甾相液晶屏

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US6507159B2 (en) * 2001-03-29 2003-01-14 Koninklijke Philips Electronics N.V. Controlling method and system for RGB based LED luminary
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JP2005026431A (ja) 2003-07-01 2005-01-27 Hunet Inc 発光ダイオード駆動回路
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JP2006120355A (ja) 2004-10-19 2006-05-11 Omron Corp バックライト装置及び液晶表示装置
JP4539492B2 (ja) * 2004-11-19 2010-09-08 ソニー株式会社 バックライト装置、バックライト駆動方法及び液晶表示装置
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JP4550638B2 (ja) * 2005-03-22 2010-09-22 シャープ株式会社 面照明装置及びそれを備えた液晶表示装置
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TWI338169B (en) * 2006-01-17 2011-03-01 Chimei Innolux Corp Led light source module and liquid crystal display thereof

Also Published As

Publication number Publication date
JP4934507B2 (ja) 2012-05-16
JP2008009416A (ja) 2008-01-17
TW200809756A (en) 2008-02-16
NL2000668C2 (nl) 2010-11-08
TWI370435B (en) 2012-08-11
US8077137B2 (en) 2011-12-13
US20080002102A1 (en) 2008-01-03
KR100799869B1 (ko) 2008-01-31
KR20080001049A (ko) 2008-01-03

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Legal Events

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AD1A A request for search or an international type search has been filed
SD Assignments of patents

Effective date: 20100521

SD Assignments of patents

Effective date: 20130620

MM Lapsed because of non-payment of the annual fee

Effective date: 20150601