HK1210362A1 - 使用逆向變換器通過降低整流 電力網紋波來降低可觀測光學閃爍的 驅動器電路 - Google Patents

使用逆向變換器通過降低整流 電力網紋波來降低可觀測光學閃爍的 驅動器電路

Info

Publication number
HK1210362A1
HK1210362A1 HK15111081.0A HK15111081A HK1210362A1 HK 1210362 A1 HK1210362 A1 HK 1210362A1 HK 15111081 A HK15111081 A HK 15111081A HK 1210362 A1 HK1210362 A1 HK 1210362A1
Authority
HK
Hong Kong
Prior art keywords
led
driver circuit
flyback converter
mains ripple
optical flicker
Prior art date
Application number
HK15111081.0A
Other languages
English (en)
Inventor
Dave Bannister
Original Assignee
Accuric Ltd
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 Accuric Ltd filed Critical Accuric Ltd
Publication of HK1210362A1 publication Critical patent/HK1210362A1/zh

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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • 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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • 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
    • 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]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
    • 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]
HK15111081.0A 2012-12-20 2015-11-10 使用逆向變換器通過降低整流 電力網紋波來降低可觀測光學閃爍的 驅動器電路 HK1210362A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1223042.1A GB2509099A (en) 2012-12-20 2012-12-20 LED driver circuit
PCT/GB2013/053142 WO2014096771A1 (en) 2012-12-20 2013-11-27 Led driver circuit using flyback converter to reduce observable optical flicker by reducing rectified ac mains ripple

Publications (1)

Publication Number Publication Date
HK1210362A1 true HK1210362A1 (zh) 2016-04-15

Family

ID=47682300

Family Applications (2)

Application Number Title Priority Date Filing Date
HK14112368.3A HK1199160A1 (zh) 2012-12-20 2014-12-09 驅動電流
HK15111081.0A HK1210362A1 (zh) 2012-12-20 2015-11-10 使用逆向變換器通過降低整流 電力網紋波來降低可觀測光學閃爍的 驅動器電路

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK14112368.3A HK1199160A1 (zh) 2012-12-20 2014-12-09 驅動電流

Country Status (24)

Country Link
US (1) US9730281B2 (zh)
EP (1) EP2936930B1 (zh)
JP (1) JP2016501436A (zh)
KR (1) KR101678331B1 (zh)
CN (1) CN104904314B (zh)
AR (1) AR094229A1 (zh)
AU (1) AU2013366152B2 (zh)
BR (1) BR112015012899A2 (zh)
CA (1) CA2892775C (zh)
CL (1) CL2015001549A1 (zh)
EA (1) EA028652B1 (zh)
ES (1) ES2621674T3 (zh)
GB (2) GB2509099A (zh)
HK (2) HK1199160A1 (zh)
IL (1) IL239189A0 (zh)
MX (1) MX343709B (zh)
MY (1) MY170104A (zh)
PH (1) PH12015501160A1 (zh)
SA (1) SA515360631B1 (zh)
SG (1) SG11201504040QA (zh)
TW (1) TWI611723B (zh)
UY (1) UY35201A (zh)
WO (1) WO2014096771A1 (zh)
ZA (1) ZA201504250B (zh)

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GB201414589D0 (en) * 2014-08-18 2014-10-01 Accurlc Ltd Ballast circuit
SG11201700809YA (en) * 2014-08-26 2017-03-30 Closed Up Joint Stock Company Drive Device for producing direct current load power supply
RU2697830C2 (ru) * 2014-11-12 2019-08-21 Филипс Лайтинг Холдинг Б.В. Схема драйвера и способ возбуждения
US10362652B1 (en) 2017-09-01 2019-07-23 Universal Lighting Technologies, Inc. Lighting device with dimming reference control method to stabilize low output current
TWI654826B (zh) 2017-11-10 2019-03-21 國立成功大學 發光二極體驅動器及其控制方法
US10595378B2 (en) * 2018-01-28 2020-03-17 Leedarson America Inc. Light device driving system
US11381153B1 (en) 2019-09-06 2022-07-05 Universal Douglas Lighting America Method to balance the secondary winding current to improve the current control stability
US11272597B2 (en) * 2020-08-04 2022-03-08 ERP Power, LLC Digital control of quasi saturated fets for ripple control

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JP2617956B2 (ja) * 1987-12-01 1997-06-11 松下電器産業株式会社 定電流回路
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TW200741619A (en) * 2006-04-25 2007-11-01 jian-zhong Chen Current control circuit device for LED module
JP2008053695A (ja) * 2006-07-25 2008-03-06 Toshiba Lighting & Technology Corp 発光ダイオードの駆動装置及び照明装置
CN101247043B (zh) * 2007-02-15 2010-05-26 葳天科技股份有限公司 发光二极管电路组件
US8339055B2 (en) * 2009-08-03 2012-12-25 Intersil Americas Inc. Inrush current limiter for an LED driver
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SE534808C2 (sv) * 2010-02-19 2011-12-27 Nordic Light Ab Förfarande för kontroll och styrning av utströmmen ur ett elektroniskt drivsystem som innehåller ett switchat kraftaggregat av flyback-typ jämte ett elektroniskt drivsystem enligt förfarandet.
JP2011192646A (ja) * 2010-02-22 2011-09-29 Esa:Kk Ｌｅｄ駆動回路及び電源回路
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JP5595255B2 (ja) * 2010-12-17 2014-09-24 三菱電機株式会社 Ｌｅｄ電源装置
CN201976295U (zh) * 2011-01-11 2011-09-14 建准电机工业股份有限公司 灯具及其电源控制电路
JP5576818B2 (ja) * 2011-03-22 2014-08-20 パナソニック株式会社 点灯装置及びそれを用いた照明器具
KR101873497B1 (ko) * 2011-04-07 2018-07-03 삼성디스플레이 주식회사 발광 다이오드 구동 장치
GB2492551A (en) * 2011-07-04 2013-01-09 Accuric Ltd Current regulator
KR101822068B1 (ko) * 2011-11-23 2018-01-26 페어차일드코리아반도체 주식회사 스위치 제어 방법, 스위치 제어기 및 이를 포함하는 컨버터

Also Published As

Publication number Publication date
EP2936930B1 (en) 2017-03-22
MY170104A (en) 2019-07-05
CN104904314B (zh) 2017-03-15
GB2509099A (en) 2014-06-25
IL239189A0 (en) 2015-07-30
GB2509235A (en) 2014-06-25
KR20150095720A (ko) 2015-08-21
GB2509235B (en) 2016-03-16
GB201320954D0 (en) 2014-01-08
CL2015001549A1 (es) 2015-10-02
JP2016501436A (ja) 2016-01-18
AR094229A1 (es) 2015-07-22
CA2892775C (en) 2017-06-13
EA028652B1 (ru) 2017-12-29
AU2013366152A1 (en) 2015-06-11
CN104904314A (zh) 2015-09-09
ES2621674T3 (es) 2017-07-04
CA2892775A1 (en) 2014-06-26
SG11201504040QA (en) 2015-06-29
BR112015012899A2 (pt) 2017-07-11
ZA201504250B (en) 2016-04-28
MX343709B (es) 2016-11-18
TW201431436A (zh) 2014-08-01
MX2015006847A (es) 2015-09-16
WO2014096771A1 (en) 2014-06-26
GB201223042D0 (en) 2013-02-06
SA515360631B1 (ar) 2018-06-06
HK1199160A1 (zh) 2015-06-19
US9730281B2 (en) 2017-08-08
UY35201A (es) 2014-07-31
KR101678331B1 (ko) 2016-11-21
EP2936930A1 (en) 2015-10-28
US20160198537A1 (en) 2016-07-07
TWI611723B (zh) 2018-01-11
PH12015501160A1 (en) 2015-08-10
EA201590804A1 (ru) 2015-09-30
AU2013366152B2 (en) 2016-06-23

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20211127