EP3741190A4 - Ripple suppression circuit, controlling method and driving equipment - Google Patents

Ripple suppression circuit, controlling method and driving equipment Download PDF

Info

Publication number
EP3741190A4
EP3741190A4 EP18907985.8A EP18907985A EP3741190A4 EP 3741190 A4 EP3741190 A4 EP 3741190A4 EP 18907985 A EP18907985 A EP 18907985A EP 3741190 A4 EP3741190 A4 EP 3741190A4
Authority
EP
European Patent Office
Prior art keywords
controlling method
suppression circuit
driving equipment
ripple suppression
ripple
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP18907985.8A
Other languages
German (de)
French (fr)
Other versions
EP3741190A1 (en
Inventor
Zhiwen Chen
Juyuan CHEN
Qiuxiang MAO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tridonic GmbH and Co KG
Original Assignee
Tridonic GmbH and Co KG
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 Tridonic GmbH and Co KG filed Critical Tridonic GmbH and Co KG
Publication of EP3741190A1 publication Critical patent/EP3741190A1/en
Publication of EP3741190A4 publication Critical patent/EP3741190A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • 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
    • H05B45/36—Circuits for reducing or suppressing harmonics, ripples or electromagnetic interferences [EMI]
    • 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]
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Conversion In General (AREA)
EP18907985.8A 2018-02-28 2018-02-28 Ripple suppression circuit, controlling method and driving equipment Pending EP3741190A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/077508 WO2019165589A1 (en) 2018-02-28 2018-02-28 Ripple suppression circuit, controlling method and driving equipment

Publications (2)

Publication Number Publication Date
EP3741190A1 EP3741190A1 (en) 2020-11-25
EP3741190A4 true EP3741190A4 (en) 2021-09-01

Family

ID=67804757

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18907985.8A Pending EP3741190A4 (en) 2018-02-28 2018-02-28 Ripple suppression circuit, controlling method and driving equipment

Country Status (3)

Country Link
EP (1) EP3741190A4 (en)
CN (1) CN111742618A (en)
WO (1) WO2019165589A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021248266A1 (en) 2020-06-08 2021-12-16 Tridonic Gmbh & Co Kg Ripple suppression circuit, controlling method and driving equipment
CN114222398A (en) * 2021-12-31 2022-03-22 厦门普为光电科技有限公司 High-luminous-efficiency light-emitting diode lighting device driver and method for improving luminous efficiency of light-emitting diode lighting device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011084525A1 (en) * 2009-12-16 2011-07-14 Exclara, Inc. Adaptive current regulation for solid state lighting
US20140176017A1 (en) * 2012-12-24 2014-06-26 Chengdu Monolithic Power Systems Co. Ltd. Power supply system, ripple suppression circuit and associated method
EP2955826A1 (en) * 2014-06-12 2015-12-16 Power Integrations, Inc. Line ripple compensation for shimmerless led driver

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2184260Y (en) * 1994-03-08 1994-11-30 陕西省泾阳县长城电器厂 Cadmium nickel battery
JP3087618B2 (en) * 1995-07-27 2000-09-11 株式会社村田製作所 Switching power supply
JP3710763B2 (en) * 2002-05-17 2005-10-26 コーセル株式会社 Self-excited switching power supply
CN101383507A (en) * 2007-09-03 2009-03-11 和舰科技(苏州)有限公司 Electro-static discharging protection circuit
TWI355126B (en) * 2007-11-30 2011-12-21 Altek Corp Protect circuit of car power
DE202008003140U1 (en) 2008-03-05 2009-08-06 Tridonicatco Schweiz Ag Operating device for bulbs
CN101527450A (en) * 2009-04-10 2009-09-09 合肥金星机电科技发展有限公司 Protective device for video transmission
CN203618174U (en) * 2013-12-06 2014-05-28 英飞特电子（杭州）有限公司 Protective circuit for reducing current source ripple
CN207022254U (en) * 2017-07-07 2018-02-16 深圳市朗动电子科技有限公司 A kind of automatic LED drive power for removing stroboscopic

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011084525A1 (en) * 2009-12-16 2011-07-14 Exclara, Inc. Adaptive current regulation for solid state lighting
US20140176017A1 (en) * 2012-12-24 2014-06-26 Chengdu Monolithic Power Systems Co. Ltd. Power supply system, ripple suppression circuit and associated method
EP2955826A1 (en) * 2014-06-12 2015-12-16 Power Integrations, Inc. Line ripple compensation for shimmerless led driver

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019165589A1 *

Also Published As

Publication number Publication date
EP3741190A1 (en) 2020-11-25
WO2019165589A1 (en) 2019-09-06
CN111742618A (en) 2020-10-02

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