KR101809285B1 - 대면적 솔리드 스테이트 ｏｌｅｄ를 위해 램프 펄스 변조를 사용하는 전자 드라이버 디밍 제어 - Google Patents

대면적 솔리드 스테이트 ｏｌｅｄ를 위해 램프 펄스 변조를 사용하는 전자 드라이버 디밍 제어 Download PDF

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KR101809285B1
KR101809285B1 KR1020127017822A KR20127017822A KR101809285B1 KR 101809285 B1 KR101809285 B1 KR 101809285B1 KR 1020127017822 A KR1020127017822 A KR 1020127017822A KR 20127017822 A KR20127017822 A KR 20127017822A KR 101809285 B1 KR101809285 B1 KR 101809285B1
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control input
current
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large area
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KR20120101537A (ko
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디더 오롱젭
브루스 리차드 로버츠
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제너럴 일렉트릭 캄파니
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/32—Pulse-control circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/59—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits for reducing or suppressing flicker or glow effects
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/60—Circuit arrangements for operating LEDs comprising organic material, e.g. for operating organic light-emitting diodes [OLED] or polymer light-emitting diodes [PLED]

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  • Electroluminescent Light Sources (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
KR1020127017822A 2009-12-10 2010-11-09 대면적 솔리드 스테이트 ｏｌｅｄ를 위해 램프 펄스 변조를 사용하는 전자 드라이버 디밍 제어 Expired - Fee Related KR101809285B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/634,911 US8334659B2 (en) 2009-12-10 2009-12-10 Electronic driver dimming control using ramped pulsed modulation for large area solid-state OLEDs
US12/634,911 2009-12-10
PCT/US2010/055971 WO2011071637A1 (en) 2009-12-10 2010-11-09 Electronic driver dimming control using ramped pulsed modulation for large area solid-state oleds

Publications (2)

Publication Number Publication Date
KR20120101537A KR20120101537A (ko) 2012-09-13
KR101809285B1 true KR101809285B1 (ko) 2018-01-18

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Application Number Title Priority Date Filing Date
KR1020127017822A Expired - Fee Related KR101809285B1 (ko) 2009-12-10 2010-11-09 대면적 솔리드 스테이트 ｏｌｅｄ를 위해 램프 펄스 변조를 사용하는 전자 드라이버 디밍 제어

Country Status (7)

Country Link
US (1) US8334659B2 (enExample)
EP (1) EP2510746A1 (enExample)
JP (1) JP5819313B2 (enExample)
KR (1) KR101809285B1 (enExample)
CN (1) CN102742353B (enExample)
TW (1) TWI617218B (enExample)
WO (1) WO2011071637A1 (enExample)

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US8760068B1 (en) 2011-09-07 2014-06-24 Iml International Driving LEDs in LCD backlight
EP2574151A3 (en) * 2011-09-22 2013-12-04 Panasonic Corporation Lighting circuit for light emitting element and illumination apparatus including same
DE102011053902B4 (de) * 2011-09-23 2015-10-01 Novaled Ag Verfahren zum Betreiben einer lichtemittierenden Vorrichtung und Anordnung
US8729815B2 (en) * 2012-03-12 2014-05-20 Osram Sylvania Inc. Current control system
US9313850B2 (en) * 2012-07-24 2016-04-12 Wei Zhao Dimming apparatus for LEDs
US9420665B2 (en) 2012-12-28 2016-08-16 Integration Illumination Systems, Inc. Systems and methods for continuous adjustment of reference signal to control chip
WO2014100844A2 (de) * 2012-12-28 2014-07-03 Tridonic Gmbh & Co Kg Betrieb von leuchtmitteln mit einem resonanten konverter
MX352747B (es) 2013-01-22 2017-12-06 Bramal Led Inc Lampara led y meéodo para accionar al menos una serie de led de la misma.
US9940873B2 (en) 2014-11-07 2018-04-10 Apple Inc. Organic light-emitting diode display with luminance control
US9741956B2 (en) 2014-11-25 2017-08-22 Industrial Technology Research Institute Organic light-emitting diode apparatus
US10186187B2 (en) 2015-03-16 2019-01-22 Apple Inc. Organic light-emitting diode display with pulse-width-modulated brightness control
US10070495B2 (en) * 2015-05-01 2018-09-04 Cree, Inc. Controlling the drive signal in a lighting fixture based on ambient temperature
JP2017021938A (ja) * 2015-07-08 2017-01-26 パナソニックＩｐマネジメント株式会社 調光制御ユニット、照明システム、及び設備機器
US10530352B1 (en) * 2018-09-27 2020-01-07 Infineon Technologies Austria Ag Power transition filtering with pulse modulated control
US11935480B2 (en) * 2020-06-01 2024-03-19 Kopin Corporation Apparatuses, systems, and methods for dimming displays

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JP2004241264A (ja) * 2003-02-06 2004-08-26 M & M:Kk 点灯装置
JP2009080983A (ja) * 2007-09-25 2009-04-16 Panasonic Electric Works Co Ltd 点灯装置、および照明器具

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US6127746A (en) * 1996-10-21 2000-10-03 International Rectifier Corp. Method of controlling the switching DI/DT and DV/DT of a MOS-gated power transistor
JP4306026B2 (ja) * 1999-06-23 2009-07-29 コニカミノルタホールディングス株式会社 有機電界発光素子の発光駆動方法
JP3998394B2 (ja) 2000-02-29 2007-10-24 ローム株式会社 スイッチングレギュレータ
KR100375513B1 (ko) * 2000-11-28 2003-03-10 삼성전기주식회사 엘시디의 백라이트용 인버터
JP2005149744A (ja) * 2003-11-11 2005-06-09 Konica Minolta Holdings Inc 照明装置
DE102004036958A1 (de) * 2004-07-30 2006-03-23 Tridonicatco Gmbh & Co. Kg Ansteuerung von Leistungsschaltern
CN101128979B (zh) 2004-10-12 2011-10-19 皇家飞利浦电子股份有限公司 调制的光源使用的高精度控制设备和方法
JP4887757B2 (ja) 2005-11-25 2012-02-29 パナソニック電工株式会社 点灯装置及び照明装置
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KR101403397B1 (ko) 2006-11-29 2014-06-03 엘지디스플레이 주식회사 유기전계발광 표시장치
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JP2009080983A (ja) * 2007-09-25 2009-04-16 Panasonic Electric Works Co Ltd 点灯装置、および照明器具

Also Published As

Publication number Publication date
JP5819313B2 (ja) 2015-11-24
JP2013513919A (ja) 2013-04-22
TW201134308A (en) 2011-10-01
CN102742353B (zh) 2015-09-16
WO2011071637A1 (en) 2011-06-16
US20110140626A1 (en) 2011-06-16
EP2510746A1 (en) 2012-10-17
CN102742353A (zh) 2012-10-17
TWI617218B (zh) 2018-03-01
KR20120101537A (ko) 2012-09-13
US8334659B2 (en) 2012-12-18

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