WO2016060465A3 - 플리커 성능이 개선된 led 구동회로 및 이를 포함하는 led 조명장치 - Google Patents

플리커 성능이 개선된 led 구동회로 및 이를 포함하는 led 조명장치 Download PDF

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Publication number
WO2016060465A3
WO2016060465A3 PCT/KR2015/010832 KR2015010832W WO2016060465A3 WO 2016060465 A3 WO2016060465 A3 WO 2016060465A3 KR 2015010832 W KR2015010832 W KR 2015010832W WO 2016060465 A3 WO2016060465 A3 WO 2016060465A3
Authority
WO
WIPO (PCT)
Prior art keywords
lighting device
led
driver circuit
led lighting
device including
Prior art date
Application number
PCT/KR2015/010832
Other languages
English (en)
French (fr)
Other versions
WO2016060465A2 (ko
Inventor
진성호
한상욱
정영도
이형진
Original Assignee
서울반도체 주식회사
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
Priority claimed from KR1020140138368A external-priority patent/KR102297781B1/ko
Priority claimed from KR1020150038211A external-priority patent/KR20160112452A/ko
Application filed by 서울반도체 주식회사 filed Critical 서울반도체 주식회사
Priority to EP15850276.5A priority Critical patent/EP3209096B1/en
Priority to CN201580056064.6A priority patent/CN107211508B/zh
Priority to DE212015000247.0U priority patent/DE212015000247U1/de
Priority to US15/519,274 priority patent/US10244596B2/en
Publication of WO2016060465A2 publication Critical patent/WO2016060465A2/ko
Publication of WO2016060465A3 publication Critical patent/WO2016060465A3/ko

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]
    • H05B45/10—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]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • H05B45/397—Current mirror 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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
    • 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]

Abstract

교류 구동 방식의 LED 조명장치에 있어, 보상구간 동안 충방전부를 이용해 LED 오프 구간을 제거함으로써 LED 조명장치의 광 출력 편차를 저감하고, 동시에 추가 방전구간 동안 충방전부를 이용해 LED 조명장치의 다른 구성요소에 구동전압을 공급함으로써 전력 효율을 향상시킬 수 있는, 플리커 성능이 개선된 LED 구동회로 및 이를 포함하는 LED 조명장치가 개시된다.
PCT/KR2015/010832 2014-10-14 2015-10-14 플리커 성능이 개선된 led 구동회로 및 이를 포함하는 led 조명장치 WO2016060465A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP15850276.5A EP3209096B1 (en) 2014-10-14 2015-10-14 Led driver circuit having improved flicker performance and led lighting device including same
CN201580056064.6A CN107211508B (zh) 2014-10-14 2015-10-14 闪烁性能得到改善的led驱动电路以及包括此的led照明装置
DE212015000247.0U DE212015000247U1 (de) 2014-10-14 2015-10-14 LED Antriebskreis mit verbesserter Flimmerleistung und LED Beleuchtungsvorrichtung enthaltend diesen
US15/519,274 US10244596B2 (en) 2014-10-14 2015-10-14 LED drive circuit having improved flicker performance and LED lighting device including the same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2014-0138368 2014-10-14
KR1020140138368A KR102297781B1 (ko) 2014-10-14 2014-10-14 발광소자 구동회로
KR1020150038211A KR20160112452A (ko) 2015-03-19 2015-03-19 플리커 성능이 개선된 led 구동회로 및 이를 포함하는 led 조명장치
KR10-2015-0038211 2015-03-19

Publications (2)

Publication Number Publication Date
WO2016060465A2 WO2016060465A2 (ko) 2016-04-21
WO2016060465A3 true WO2016060465A3 (ko) 2017-05-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/010832 WO2016060465A2 (ko) 2014-10-14 2015-10-14 플리커 성능이 개선된 led 구동회로 및 이를 포함하는 led 조명장치

Country Status (5)

Country Link
US (1) US10244596B2 (ko)
EP (1) EP3209096B1 (ko)
CN (1) CN107211508B (ko)
DE (1) DE212015000247U1 (ko)
WO (1) WO2016060465A2 (ko)

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JP6656226B2 (ja) * 2015-04-08 2020-03-04 シチズン時計株式会社 Ｌｅｄ駆動回路
CN107517522B (zh) * 2017-09-22 2019-08-23 佛山市益源灯饰照明有限公司 一种led灯能量回收方法及装置
US10201052B1 (en) * 2017-09-22 2019-02-05 Linear Technology Holding, LLC LED dimming
TWI633806B (zh) * 2017-10-16 2018-08-21 鈺瀚科技股份有限公司 使用高電壓的發光二極體驅動電路
CN109699100A (zh) * 2017-10-23 2019-04-30 钰瀚科技股份有限公司 使用高电压的发光二极管驱动电路
DE102018202871B4 (de) * 2018-02-26 2019-09-12 Dialog Semiconductor (Uk) Limited Leistungseffiziente Treiberschaltung, die Ladungsrückgewinnung nutzt, und Verfahren zum Ansteuern einer Last
RU207675U1 (ru) * 2021-08-30 2021-11-10 Общество С Ограниченной Ответственностью "Инкотекс Электроникс Групп" Осветительное устройство переменного тока с низкими пульсациями светового потока

Citations (5)

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US20110248640A1 (en) * 2008-09-05 2011-10-13 Petrus Johannes Maria Welten Led based lighting application
KR20120043188A (ko) * 2010-10-26 2012-05-04 (주)로그인디지탈 플리커 저감 및 광효율 개선 기능을 갖춘 ａｃ 직결형 ｌｅｄ 조명기기
KR20140086561A (ko) * 2012-12-28 2014-07-08 서울반도체 주식회사 Led 연속구동을 위한 led 구동회로, 이를 포함하는 led 조명장치 및 구동방법
KR20140102396A (ko) * 2013-02-13 2014-08-22 주식회사 라이트그린컨셉 Led 조명용 전원회로 및 이를 이용한 led 조명에 대한 전원 제어 방법
KR20140115552A (ko) * 2013-03-21 2014-10-01 서울반도체 주식회사 이중 브리지 다이오드를 이용한 led 구동회로, 이를 포함하는 led 조명장치

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CN101630920A (zh) * 2009-05-21 2010-01-20 立明股份有限公司 Led照明灯具及其电源装置
US8630078B2 (en) * 2010-07-29 2014-01-14 Hamilton Sundstrand Corporation Active AC inrush current control
KR20150018853A (ko) * 2011-01-28 2015-02-24 서울반도체 주식회사 Ｌｅｄ 구동회로 및 이를 포함하는 ｌｅｄ 발광 장치
JP5821279B2 (ja) * 2011-05-24 2015-11-24 日亜化学工業株式会社 発光ダイオード駆動装置
JP5747656B2 (ja) 2011-05-24 2015-07-15 日亜化学工業株式会社 発光ダイオード駆動装置
EP2683220A1 (de) 2012-07-04 2014-01-08 Zentrum Mikroelektronik Dresden AG Anordnung und Verfahren zur Ansteuerung von Leuchtdioden in Abhängigkeit vom Eingangsspannungspegel, mittels Zweigschalter
WO2014104776A1 (ko) * 2012-12-28 2014-07-03 서울반도체 주식회사 Led 연속구동을 위한 led 구동회로, 이를 포함하는 led 조명장치 및 구동방법
US9380669B2 (en) * 2014-06-06 2016-06-28 Vastview Technology Inc. Low flicker LED driving circuit with high power factor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110248640A1 (en) * 2008-09-05 2011-10-13 Petrus Johannes Maria Welten Led based lighting application
KR20120043188A (ko) * 2010-10-26 2012-05-04 (주)로그인디지탈 플리커 저감 및 광효율 개선 기능을 갖춘 ａｃ 직결형 ｌｅｄ 조명기기
KR20140086561A (ko) * 2012-12-28 2014-07-08 서울반도체 주식회사 Led 연속구동을 위한 led 구동회로, 이를 포함하는 led 조명장치 및 구동방법
KR20140102396A (ko) * 2013-02-13 2014-08-22 주식회사 라이트그린컨셉 Led 조명용 전원회로 및 이를 이용한 led 조명에 대한 전원 제어 방법
KR20140115552A (ko) * 2013-03-21 2014-10-01 서울반도체 주식회사 이중 브리지 다이오드를 이용한 led 구동회로, 이를 포함하는 led 조명장치

Also Published As

Publication number Publication date
WO2016060465A2 (ko) 2016-04-21
EP3209096A2 (en) 2017-08-23
EP3209096A4 (en) 2018-09-19
DE212015000247U1 (de) 2017-06-28
US10244596B2 (en) 2019-03-26
EP3209096B1 (en) 2020-12-09
CN107211508A (zh) 2017-09-26
US20170231051A1 (en) 2017-08-10
CN107211508B (zh) 2019-11-05

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