TWI552646B - 具備多級驅動階段和低頻閃之發光二極體照明裝置 - Google Patents
具備多級驅動階段和低頻閃之發光二極體照明裝置 Download PDFInfo
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- TWI552646B TWI552646B TW104113732A TW104113732A TWI552646B TW I552646 B TWI552646 B TW I552646B TW 104113732 A TW104113732 A TW 104113732A TW 104113732 A TW104113732 A TW 104113732A TW I552646 B TWI552646 B TW I552646B
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- current
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- illuminating
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/267,916 US9084315B2 (en) | 2013-07-10 | 2014-05-02 | Light-emitting diode lighting device having multiple driving stages |
US201461991627P | 2014-05-12 | 2014-05-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201543961A TW201543961A (zh) | 2015-11-16 |
TWI552646B true TWI552646B (zh) | 2016-10-01 |
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ID=54605742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW104113732A TWI552646B (zh) | 2014-05-02 | 2015-04-29 | 具備多級驅動階段和低頻閃之發光二極體照明裝置 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6063515B2 (ko) |
KR (1) | KR101681481B1 (ko) |
CN (1) | CN105472833B (ko) |
TW (1) | TWI552646B (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102168672B1 (ko) * | 2016-05-25 | 2020-10-22 | 한국전기연구원 | 역률 개선 및 정전류 구동 장치 |
US9930735B1 (en) * | 2017-08-22 | 2018-03-27 | Iml International | Low-flicker light-emitting diode lighting device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120146519A1 (en) * | 2010-12-13 | 2012-06-14 | Arkalumen Inc. | Lighting apparatus and circuits for lighting apparatus |
US20120256550A1 (en) * | 2009-12-22 | 2012-10-11 | Takashi Akiyama | Led driving circuit |
TW201247017A (en) * | 2011-05-04 | 2012-11-16 | Samsung Electronics Co Ltd | Light emitting diode driving apparatus and method for driving the same |
TW201320816A (zh) * | 2011-10-24 | 2013-05-16 | Alpha & Omega Semiconductor | Led電流控制 |
US20130200812A1 (en) * | 2010-10-19 | 2013-08-08 | Koninklijke Philips Electronics N.V. | Led circuit arrangement |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3951687B2 (ja) * | 2001-08-02 | 2007-08-01 | セイコーエプソン株式会社 | 単位回路の制御に使用されるデータ線の駆動 |
JP2011091017A (ja) * | 2009-10-23 | 2011-05-06 | Kazumasa Noi | 平衡駆動型led照明回路 |
JP5562175B2 (ja) * | 2010-08-23 | 2014-07-30 | シチズンホールディングス株式会社 | Led駆動回路 |
JP5441745B2 (ja) * | 2010-02-03 | 2014-03-12 | シチズンホールディングス株式会社 | Led駆動回路 |
JP2011198561A (ja) * | 2010-03-18 | 2011-10-06 | Citizen Holdings Co Ltd | Led駆動回路 |
CN101841250B (zh) * | 2010-04-27 | 2012-08-15 | 上海新进半导体制造有限公司 | 一种开关电源控制电路及原边控制的反激式开关电源 |
US8947014B2 (en) * | 2010-08-12 | 2015-02-03 | Huizhou Light Engine Ltd. | LED switch circuitry for varying input voltage source |
CN102769383B (zh) * | 2011-05-05 | 2015-02-04 | 广州昂宝电子有限公司 | 用于利用初级侧感测和调整进行恒流控制的***和方法 |
CN102291912B (zh) * | 2011-06-23 | 2013-12-25 | 西安电子科技大学 | 电子镇流器中具有死区时间的多频率振荡器 |
US8742696B2 (en) * | 2011-07-13 | 2014-06-03 | Paragon Semiconductor Lighting Technology Co., Ltd. | Illuminating apparatus and method thereof |
KR101306740B1 (ko) * | 2011-08-25 | 2013-09-11 | 엘지전자 주식회사 | 조명 장치 및 조명 장치에서 조사되는 광을 제어하는 방법 |
CN102938618B (zh) * | 2012-11-23 | 2015-05-20 | 无锡中星微电子有限公司 | 一种具有高精度恒流输出的ac-dc调节器 |
ITPD20120410A1 (it) * | 2012-12-27 | 2014-06-28 | Automotive Lighting Italia Spa | Circuito di pilotaggio di sorgenti luminose e fanale automobilistico provvisto di detto circuito di pilotaggio di sorgenti luminose |
CN103490630B (zh) * | 2013-09-16 | 2015-12-23 | 矽力杰半导体技术(杭州)有限公司 | 用于交错并联式开关电源的控制电路及控制方法 |
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2015
- 2015-04-29 TW TW104113732A patent/TWI552646B/zh active
- 2015-04-30 CN CN201510219093.1A patent/CN105472833B/zh active Active
- 2015-04-30 KR KR1020150061917A patent/KR101681481B1/ko active IP Right Grant
- 2015-04-30 JP JP2015092995A patent/JP6063515B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120256550A1 (en) * | 2009-12-22 | 2012-10-11 | Takashi Akiyama | Led driving circuit |
US20130200812A1 (en) * | 2010-10-19 | 2013-08-08 | Koninklijke Philips Electronics N.V. | Led circuit arrangement |
US20120146519A1 (en) * | 2010-12-13 | 2012-06-14 | Arkalumen Inc. | Lighting apparatus and circuits for lighting apparatus |
TW201247017A (en) * | 2011-05-04 | 2012-11-16 | Samsung Electronics Co Ltd | Light emitting diode driving apparatus and method for driving the same |
TW201320816A (zh) * | 2011-10-24 | 2013-05-16 | Alpha & Omega Semiconductor | Led電流控制 |
Also Published As
Publication number | Publication date |
---|---|
JP2015213067A (ja) | 2015-11-26 |
KR101681481B1 (ko) | 2016-12-01 |
JP6063515B2 (ja) | 2017-01-18 |
TW201543961A (zh) | 2015-11-16 |
KR20150126309A (ko) | 2015-11-11 |
CN105472833A (zh) | 2016-04-06 |
CN105472833B (zh) | 2018-01-02 |
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