JP7190451B2 - Ledを駆動するための方法及び装置 - Google Patents
Ledを駆動するための方法及び装置 Download PDFInfo
- Publication number
- JP7190451B2 JP7190451B2 JP2019567336A JP2019567336A JP7190451B2 JP 7190451 B2 JP7190451 B2 JP 7190451B2 JP 2019567336 A JP2019567336 A JP 2019567336A JP 2019567336 A JP2019567336 A JP 2019567336A JP 7190451 B2 JP7190451 B2 JP 7190451B2
- Authority
- JP
- Japan
- Prior art keywords
- lighting
- inductor
- led
- control system
- current
- 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.)
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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]
- H05B45/40—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]
- H05B45/10—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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/32—Pulse-control circuits
- H05B45/325—Pulse-width modulation [PWM]
-
- 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]
- H05B45/40—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
-
- 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]
- H05B45/375—Switched mode power supply [SMPS] using buck topology
-
- 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]
- H05B45/38—Switched mode power supply [SMPS] using boost 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]
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17175504 | 2017-06-12 | ||
| EP17175504.4 | 2017-06-12 | ||
| PCT/EP2018/064717 WO2018228858A1 (en) | 2017-06-12 | 2018-06-05 | Method and apparatus for driving an led |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020523736A JP2020523736A (ja) | 2020-08-06 |
| JP2020523736A5 JP2020523736A5 (enExample) | 2021-07-26 |
| JP7190451B2 true JP7190451B2 (ja) | 2022-12-15 |
Family
ID=59054014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019567336A Active JP7190451B2 (ja) | 2017-06-12 | 2018-06-05 | Ledを駆動するための方法及び装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10880964B2 (enExample) |
| EP (1) | EP3639623B1 (enExample) |
| JP (1) | JP7190451B2 (enExample) |
| CN (1) | CN110741733B (enExample) |
| ES (1) | ES2982666T3 (enExample) |
| WO (1) | WO2018228858A1 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3607804B1 (en) * | 2017-04-05 | 2020-08-05 | Signify Holding B.V. | Led lighting driver and drive method |
| FR3065822B1 (fr) * | 2017-04-28 | 2020-08-28 | Valeo Vision | Procede et systeme de pilotage du courant electrique au sein d'une source lumineuse a semi-conducteur definissant au moins deux zones d'emission lumineuse distinctes |
| CN109195247B (zh) * | 2018-08-20 | 2020-12-29 | 矽力杰半导体技术(杭州)有限公司 | 调光控制电路、方法及应用其的led驱动电路 |
| CN111694716B (zh) * | 2020-06-10 | 2023-04-28 | 浪潮商用机器有限公司 | 一种服务器的版本灯的控制方法、装置、设备及存储介质 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013069572A (ja) | 2011-09-22 | 2013-04-18 | Panasonic Corp | 発光素子点灯回路及び該回路を用いる照明装置 |
| JP2016162647A (ja) | 2015-03-03 | 2016-09-05 | パナソニックIpマネジメント株式会社 | Led駆動装置、照明装置及び照明器具 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100628718B1 (ko) * | 2005-02-26 | 2006-09-28 | 삼성전자주식회사 | Led구동장치 |
| US7323828B2 (en) * | 2005-04-25 | 2008-01-29 | Catalyst Semiconductor, Inc. | LED current bias control using a step down regulator |
| CN101523978B (zh) * | 2006-11-03 | 2011-04-06 | 奥斯兰姆有限公司 | 用于驱动光源的电路和相关方法 |
| US7759881B1 (en) * | 2008-03-31 | 2010-07-20 | Cirrus Logic, Inc. | LED lighting system with a multiple mode current control dimming strategy |
| US8212491B2 (en) * | 2008-07-25 | 2012-07-03 | Cirrus Logic, Inc. | Switching power converter control with triac-based leading edge dimmer compatibility |
| US8344659B2 (en) * | 2009-11-06 | 2013-01-01 | Neofocal Systems, Inc. | System and method for lighting power and control system |
| JP5214585B2 (ja) * | 2009-12-25 | 2013-06-19 | シャープ株式会社 | Led駆動回路、位相制御式調光器、led照明灯具、led照明機器、及びled照明システム |
| JP2013525989A (ja) * | 2010-04-30 | 2013-06-20 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 半導体照明の調光解像度を増すためのプログラム可能なヒステリシス型ダウンコンバーターを含む調光レギュレーター |
| US8609995B2 (en) | 2010-07-22 | 2013-12-17 | Ngk Spark Plug Co., Ltd. | Multilayer wiring board and manufacturing method thereof |
| JP5821023B2 (ja) | 2011-03-18 | 2015-11-24 | パナソニックIpマネジメント株式会社 | 固体発光素子点灯装置及びそれを用いた照明器具 |
| KR101798437B1 (ko) * | 2011-06-16 | 2017-11-16 | 삼성전자주식회사 | 발광 다이오드 구동회로 및 발광 다이오드 구동방법 |
| WO2014099681A2 (en) * | 2012-12-17 | 2014-06-26 | Ecosense Lighting Inc. | Systems and methods for dimming of a light source |
| EP2760255B1 (en) * | 2013-01-23 | 2019-07-17 | Silergy Corp. | A controller, a driver circuit and a method for controlling a dimmable led lighting circuit, and a dimmable led lighting circuit |
| TW201448663A (zh) * | 2013-05-23 | 2014-12-16 | Zentr Mikroelekt Dresden Gmbh | Led驅動裝置及方法 |
| CN105794318B (zh) * | 2014-06-17 | 2018-01-16 | 飞利浦照明控股有限公司 | 动态控制电路 |
| US9871444B2 (en) | 2014-12-24 | 2018-01-16 | Texas Instruments Incorporated | Integrated circuit with configurable control and power switches |
| US20160190921A1 (en) | 2014-12-24 | 2016-06-30 | Intel Corporation | Selectable-mode voltage regulator topology |
| US10225901B2 (en) | 2015-05-03 | 2019-03-05 | Fulham Company Limited | Programmable LED driver, monitor and setting devices |
| 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 |
-
2018
- 2018-06-05 ES ES18727322T patent/ES2982666T3/es active Active
- 2018-06-05 JP JP2019567336A patent/JP7190451B2/ja active Active
- 2018-06-05 EP EP18727322.2A patent/EP3639623B1/en active Active
- 2018-06-05 US US16/620,966 patent/US10880964B2/en active Active
- 2018-06-05 WO PCT/EP2018/064717 patent/WO2018228858A1/en not_active Ceased
- 2018-06-05 CN CN201880038897.3A patent/CN110741733B/zh active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013069572A (ja) | 2011-09-22 | 2013-04-18 | Panasonic Corp | 発光素子点灯回路及び該回路を用いる照明装置 |
| JP2016162647A (ja) | 2015-03-03 | 2016-09-05 | パナソニックIpマネジメント株式会社 | Led駆動装置、照明装置及び照明器具 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20200107425A1 (en) | 2020-04-02 |
| JP2020523736A (ja) | 2020-08-06 |
| EP3639623A1 (en) | 2020-04-22 |
| US10880964B2 (en) | 2020-12-29 |
| ES2982666T3 (es) | 2024-10-17 |
| EP3639623C0 (en) | 2024-05-29 |
| CN110741733B (zh) | 2023-04-04 |
| WO2018228858A1 (en) | 2018-12-20 |
| CN110741733A (zh) | 2020-01-31 |
| EP3639623B1 (en) | 2024-05-29 |
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