DE102009040240B4 - Wechselstrom-Leuchtdioden-Dimmer und -Dimmverfahren - Google Patents

Wechselstrom-Leuchtdioden-Dimmer und -Dimmverfahren Download PDF

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Publication number
DE102009040240B4
DE102009040240B4 DE102009040240A DE102009040240A DE102009040240B4 DE 102009040240 B4 DE102009040240 B4 DE 102009040240B4 DE 102009040240 A DE102009040240 A DE 102009040240A DE 102009040240 A DE102009040240 A DE 102009040240A DE 102009040240 B4 DE102009040240 B4 DE 102009040240B4
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voltage
emitting diode
pwm
light
pulse
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DE102009040240A1 (de
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Byung Hoon CHOI
In Kyu Park
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Seoul Semiconductor Co Ltd
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Seoul Semiconductor Co Ltd
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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
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/382—Switched mode power supply [SMPS] with galvanic isolation between input and output
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

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  • Circuit Arrangement For Electric Light Sources In General (AREA)
DE102009040240A 2008-09-05 2009-09-04 Wechselstrom-Leuchtdioden-Dimmer und -Dimmverfahren Active DE102009040240B4 (de)

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KR1020080087758A KR101001241B1 (ko) 2008-09-05 2008-09-05 교류 ｌｅｄ 조광장치 및 그에 의한 조광방법
KR10-2008-0087758 2008-09-05

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DE102009040240A1 DE102009040240A1 (de) 2010-04-15
DE102009040240B4 true DE102009040240B4 (de) 2013-07-25

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US (2) US8324823B2 (enExample)
JP (2) JP5265488B2 (enExample)
KR (1) KR101001241B1 (enExample)
DE (1) DE102009040240B4 (enExample)
TW (1) TWI422275B (enExample)

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TWI422275B (zh) 2014-01-01
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TW201014461A (en) 2010-04-01
US20130093341A1 (en) 2013-04-18
US20100060181A1 (en) 2010-03-11
US8901841B2 (en) 2014-12-02
KR20100028833A (ko) 2010-03-15

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