CN102612227B - 一种混合调光电路及其混合调光方法 - Google Patents
一种混合调光电路及其混合调光方法 Download PDFInfo
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- CN102612227B CN102612227B CN201210060442.6A CN201210060442A CN102612227B CN 102612227 B CN102612227 B CN 102612227B CN 201210060442 A CN201210060442 A CN 201210060442A CN 102612227 B CN102612227 B CN 102612227B
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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]
- H05B45/10—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]
- H05B45/10—Controlling the intensity of the light
- H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
-
- 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
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- Circuit Arrangement For Electric Light Sources In General (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Abstract
Description
Claims (8)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210060442.6A CN102612227B (zh) | 2012-03-09 | 2012-03-09 | 一种混合调光电路及其混合调光方法 |
TW101145990A TWI498871B (zh) | 2012-03-09 | 2012-12-06 | Hybrid dimming circuit and its mixed dimming method |
US13/761,566 US8890425B2 (en) | 2012-03-09 | 2013-02-07 | Blend dimming circuits and relevant methods |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210060442.6A CN102612227B (zh) | 2012-03-09 | 2012-03-09 | 一种混合调光电路及其混合调光方法 |
Publications (2)
Publication Number | Publication Date |
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CN102612227A CN102612227A (zh) | 2012-07-25 |
CN102612227B true CN102612227B (zh) | 2014-02-12 |
Family
ID=46529287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210060442.6A Active CN102612227B (zh) | 2012-03-09 | 2012-03-09 | 一种混合调光电路及其混合调光方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8890425B2 (zh) |
CN (1) | CN102612227B (zh) |
TW (1) | TWI498871B (zh) |
Families Citing this family (28)
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JP6201287B2 (ja) * | 2012-09-24 | 2017-09-27 | セイコーエプソン株式会社 | 表示装置、及び、表示装置の制御方法 |
US9113521B2 (en) | 2013-05-29 | 2015-08-18 | Lutron Electronics Co., Inc. | Load control device for a light-emitting diode light source |
CN103415109B (zh) * | 2013-07-22 | 2015-09-30 | 深圳Tcl新技术有限公司 | Led背光亮度的调整方法 |
CN103476184A (zh) * | 2013-09-26 | 2013-12-25 | 矽力杰半导体技术(杭州)有限公司 | 具有多路输出的电源*** |
CN103517531A (zh) | 2013-10-15 | 2014-01-15 | 矽力杰半导体技术(杭州)有限公司 | 调光方法及电路及带该电路的可控硅调光电路 |
US20150318787A1 (en) | 2013-11-08 | 2015-11-05 | Lutron Electronics Co., Inc. | Load control device for a light-emitting diode light source |
CN103747569B (zh) | 2013-12-25 | 2015-11-25 | 矽力杰半导体技术(杭州)有限公司 | 一种pwm调光控制方法、控制电路及应用其的led驱动电路 |
JP6252210B2 (ja) * | 2014-01-31 | 2017-12-27 | 東芝ライテック株式会社 | 照明制御システム |
US9271351B2 (en) * | 2014-02-03 | 2016-02-23 | Qualcomm, Incorporated | Circuits and methods for controlling current in a light emitting diode array |
CN104122927B (zh) * | 2014-08-07 | 2016-01-20 | 苏州市东科电子有限公司 | 修调可控硅调压电路输出电压的方法和*** |
KR20160055696A (ko) * | 2014-11-10 | 2016-05-18 | 페어차일드코리아반도체 주식회사 | 위상-컷 디밍을 위한 제어 시스템 |
US9565731B2 (en) | 2015-05-01 | 2017-02-07 | Lutron Electronics Co., Inc. | Load control device for a light-emitting diode light source |
JP6551735B2 (ja) * | 2015-06-09 | 2019-07-31 | パナソニックIpマネジメント株式会社 | 調光点灯回路及び照明器具 |
EP3311633A1 (en) | 2015-06-19 | 2018-04-25 | Lutron Electrics Co., Inc. | Load control device for a light-emitting diode light source |
CN105657900B (zh) | 2016-02-26 | 2018-04-17 | 矽力杰半导体技术(杭州)有限公司 | 调光电路、控制电路和调光方法 |
CN106205503B (zh) * | 2016-08-01 | 2019-08-09 | 青岛海信电器股份有限公司 | 一种led亮度调节方法和装置 |
US10178729B2 (en) * | 2016-08-22 | 2019-01-08 | Semiconductor Components Industries, Llc | Lighting circuit with internal reference thresholds for hybrid dimming |
CN106211474B (zh) * | 2016-08-26 | 2018-04-17 | 合肥惠科金扬科技有限公司 | 一种兼容多种调光方式的调光电路及显示设备 |
EP4072247B1 (en) | 2016-09-16 | 2024-03-27 | Lutron Technology Company LLC | Load control method for a light-emitting diode light source having different operating modes |
CN107105546B (zh) * | 2017-06-02 | 2019-05-03 | 杰华特微电子(杭州)有限公司 | 调光电路和调光方法及驱动电路 |
CN108419331B (zh) * | 2018-02-06 | 2024-03-05 | 欧普照明股份有限公司 | Led调光电路和调光方法 |
TWI672074B (zh) | 2018-06-15 | 2019-09-11 | 緯創資通股份有限公司 | 發光系統、控制裝置以及控制方法 |
US11257421B2 (en) * | 2019-08-24 | 2022-02-22 | Huayuan Semiconductor (Shenzhen) Limited Company | Display device with single package light emitting diode and driver circuit |
CN110675838B (zh) * | 2019-09-27 | 2022-03-25 | Tcl移动通信科技(宁波)有限公司 | 亮度调节方法、装置、计算机可读存储介质及终端 |
CN112788815B (zh) * | 2019-11-04 | 2022-11-08 | 海信视像科技股份有限公司 | 显示装置及供电电路 |
US11229097B2 (en) * | 2020-02-27 | 2022-01-18 | Dicon Fiberoptics, Inc. | Method and apparatus for adjusting the rate of change of the brightness of a light emitting diode (LED) light fixture |
TWI766601B (zh) * | 2021-03-03 | 2022-06-01 | 大陸商北京集創北方科技股份有限公司 | Led驅動電路及利用其之顯示器和資訊處理裝置 |
CN115802546B (zh) * | 2022-12-08 | 2024-01-30 | 珠海市圣昌电子有限公司 | 一种双模式输出调光电源 |
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CN101404840A (zh) * | 2008-11-04 | 2009-04-08 | 梁莉丽 | 一种二线制可调光led控制器 |
CN101426313A (zh) * | 2008-12-04 | 2009-05-06 | 上海广电光电子有限公司 | Led背光源驱动方法 |
CN101902861A (zh) * | 2010-08-10 | 2010-12-01 | 友达光电股份有限公司 | 发光二极管驱动方法及驱动电路 |
CN102143638A (zh) * | 2011-04-08 | 2011-08-03 | 杭州矽力杰半导体技术有限公司 | 一种可控硅调光电路、调光方法以及应用其的一种led驱动器 |
CN102196621A (zh) * | 2010-03-19 | 2011-09-21 | 上海贝岭股份有限公司 | 一种led调光电路 |
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JP4525287B2 (ja) * | 2004-10-14 | 2010-08-18 | ソニー株式会社 | 発光素子駆動装置および表示装置 |
US8102167B2 (en) * | 2008-03-25 | 2012-01-24 | Microsemi Corporation | Phase-cut dimming circuit |
US9155174B2 (en) * | 2009-09-30 | 2015-10-06 | Cirrus Logic, Inc. | Phase control dimming compatible lighting systems |
CN102238773A (zh) * | 2010-04-30 | 2011-11-09 | 奥斯兰姆有限公司 | Led驱动方法和*** |
CN102238774B (zh) * | 2010-04-30 | 2016-06-01 | 奥斯兰姆有限公司 | 导通角获取方法和装置,以及led驱动方法和装置 |
WO2014099681A2 (en) * | 2012-12-17 | 2014-06-26 | Ecosense Lighting Inc. | Systems and methods for dimming of a light source |
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2012
- 2012-03-09 CN CN201210060442.6A patent/CN102612227B/zh active Active
- 2012-12-06 TW TW101145990A patent/TWI498871B/zh active
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2013
- 2013-02-07 US US13/761,566 patent/US8890425B2/en active Active
Patent Citations (5)
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CN101404840A (zh) * | 2008-11-04 | 2009-04-08 | 梁莉丽 | 一种二线制可调光led控制器 |
CN101426313A (zh) * | 2008-12-04 | 2009-05-06 | 上海广电光电子有限公司 | Led背光源驱动方法 |
CN102196621A (zh) * | 2010-03-19 | 2011-09-21 | 上海贝岭股份有限公司 | 一种led调光电路 |
CN101902861A (zh) * | 2010-08-10 | 2010-12-01 | 友达光电股份有限公司 | 发光二极管驱动方法及驱动电路 |
CN102143638A (zh) * | 2011-04-08 | 2011-08-03 | 杭州矽力杰半导体技术有限公司 | 一种可控硅调光电路、调光方法以及应用其的一种led驱动器 |
Non-Patent Citations (1)
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JP特开2006-114324A 2006.04.27 |
Also Published As
Publication number | Publication date |
---|---|
TWI498871B (zh) | 2015-09-01 |
US20130234612A1 (en) | 2013-09-12 |
TW201337885A (zh) | 2013-09-16 |
CN102612227A (zh) | 2012-07-25 |
US8890425B2 (en) | 2014-11-18 |
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Address after: 310012 Wensanlu Road science and technology building, Hangzhou, Zhejiang, No. 90 A1501 Applicant after: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. Address before: 310012 Wensanlu Road science and technology building, Hangzhou, Zhejiang, No. 90 A1501 Applicant before: Hangzhou Silergy Semi-conductor Technology Co., Ltd. |
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Address after: 310051 No. 6 Lianhui Street, Xixing Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. Address before: 310012 Wensanlu Road science and technology building, Hangzhou, Zhejiang, No. 90 A1501 Patentee before: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. |
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