JP5952976B2 - 調光器及び調光モードを有するledドライバ - Google Patents
調光器及び調光モードを有するledドライバ Download PDFInfo
- Publication number
- JP5952976B2 JP5952976B2 JP2015541295A JP2015541295A JP5952976B2 JP 5952976 B2 JP5952976 B2 JP 5952976B2 JP 2015541295 A JP2015541295 A JP 2015541295A JP 2015541295 A JP2015541295 A JP 2015541295A JP 5952976 B2 JP5952976 B2 JP 5952976B2
- Authority
- JP
- Japan
- Prior art keywords
- dimming
- driver
- dimming mode
- mode
- level
- 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.)
- Expired - Fee Related
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
- H05B45/37—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
- H05B44/00—Circuit arrangements for operating electroluminescent light sources
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Description
Claims (9)
- 調光器からの入力信号を、発光ダイオード回路に送られる出力信号に変換する変換器と、
前記入力信号の調光レベルを検出し、前記調光レベルが閾値レベル以下であることを示す検出結果に反応して、前記ドライバを、第1の調光モードから第2の調光モードにするコントローラと、
を含み、
前記変換器は、前記第1の調光モードでは、第1の入力信号を、第1の曲線に従って第1の出力信号に変換し、前記第2の調光モードでは、前記第1の入力信号を、第2の曲線に従って第2の出力信号に変換し、
前記第1の曲線及び前記第2の曲線は、それぞれ、調光レベルあたりの光出力を規定し、
前記第2の曲線は、ほとんどの調光レベルについて、前記第1の曲線よりも高い光出力を規定する、ドライバ。 - 前記コントローラは、電源オン時は、前記ドライバを前記第1の調光モードで始動し、前記ドライバを前記第2の調光モードにした後は、電源オフまで、前記ドライバを前記第2の調光モードのままにする、請求項1に記載のドライバ。
- 前記調光レベルは、位相カット角であり、前記閾値レベルは、閾値角である、請求項1に記載のドライバ。
- 前記閾値角は、35度以下である、請求項3に記載のドライバ。
- 前記コントローラは、前記調光レベルを検出する検出器と、前記検出器からの検出結果に反応して、前記変換器を制御するための制御信号を生成する生成器と、を含む、請求項1に記載のドライバ。
- 前記第1の調光モードは、少なくとも白熱灯回路を調光するのに適した通常の調光モードであり、前記第2の調光モードは、発光ダイオード回路を調光するのに適したエコ調光モードである、請求項1に記載のドライバ。
- 前記ドライバは、前記第1の調光モードでは、前記発光ダイオード回路及び白熱灯回路に対応する規格に従って必ず動作し、前記第2の調光モードでは、必ずしも前記規格に従って動作する必要はない、請求項1に記載のドライバ。
- 請求項1に記載されるドライバを含み、発光ダイオード回路を更に含むデバイス。
- 前記発光ダイオード回路は、前記第2の調光モードでは、前記第1の調光モードにおける効率よりも高い効率で動作する、請求項8に記載のデバイス。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361807977P | 2013-04-03 | 2013-04-03 | |
| US61/807,977 | 2013-04-03 | ||
| PCT/IB2014/060246 WO2014162247A1 (en) | 2013-04-03 | 2014-03-28 | Dimmer and led driver with dimming modes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016501421A JP2016501421A (ja) | 2016-01-18 |
| JP5952976B2 true JP5952976B2 (ja) | 2016-07-13 |
Family
ID=50543272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015541295A Expired - Fee Related JP5952976B2 (ja) | 2013-04-03 | 2014-03-28 | 調光器及び調光モードを有するledドライバ |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9532424B2 (ja) |
| EP (1) | EP2995172A1 (ja) |
| JP (1) | JP5952976B2 (ja) |
| CN (1) | CN105122942B (ja) |
| BR (1) | BR112015025075A2 (ja) |
| RU (1) | RU2646608C2 (ja) |
| WO (1) | WO2014162247A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6296554B2 (ja) * | 2014-10-30 | 2018-03-20 | ミネベアミツミ株式会社 | 調光調色制御装置およびそれを用いた照明制御システム |
| 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 |
| 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 |
| CN109413805B (zh) * | 2018-12-06 | 2024-04-09 | 欧普照明股份有限公司 | 一种非隔离调光恒流电源及控制系统 |
| DE102018009924B4 (de) * | 2018-12-17 | 2020-10-01 | Siemens Schweiz Ag | Dimmer und Verfahren zum Erkennen der korrekten Verdrahtung von Dimmkanälen |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0444635A1 (en) * | 1990-02-28 | 1991-09-04 | Toshiba Lighting & Technology Corporation | Illumination control apparatus |
| US6975079B2 (en) * | 1997-08-26 | 2005-12-13 | Color Kinetics Incorporated | Systems and methods for controlling illumination sources |
| GB9821343D0 (en) | 1998-10-02 | 1998-11-25 | Tec Electrical Components Limi | Dimmer circuit for a led |
| TW487208U (en) | 2001-03-09 | 2002-05-11 | Quanta Comp Inc | Dual adjustment back-lighted light adjusted controller |
| EP2092798A4 (en) * | 2006-12-12 | 2014-05-07 | Koninkl Philips Nv | SYSTEMS AND METHOD FOR ILLUMINATION CONTROL |
| JP2009123681A (ja) | 2007-10-25 | 2009-06-04 | Panasonic Electric Works Co Ltd | Led調光装置 |
| US8040070B2 (en) | 2008-01-23 | 2011-10-18 | Cree, Inc. | Frequency converted dimming signal generation |
| WO2009136328A1 (en) * | 2008-05-07 | 2009-11-12 | Nxp B.V. | Dim range enhancement for led driver connected to phase-cut dimmer |
| US8274233B2 (en) * | 2008-11-25 | 2012-09-25 | Lutron Electronics Co., Inc. | Load control device having a visual indication of energy savings and usage information |
| WO2011002280A1 (en) * | 2009-06-30 | 2011-01-06 | Eldolab Holding B.V. | Method of configuring an led driver, led driver, led assembly and method of controlling an led assembly |
| US8217588B2 (en) * | 2009-09-18 | 2012-07-10 | Boca Flasher, Inc | Adaptive dimmable LED lamp |
| US8299729B2 (en) * | 2009-09-22 | 2012-10-30 | Infineon Technologies Austria Ag | System and method for non-linear dimming of a light source |
| JP2011165394A (ja) * | 2010-02-05 | 2011-08-25 | Sharp Corp | Led駆動回路、調光装置、led照明灯具、led照明機器、及びled照明システム |
| JP2012094277A (ja) * | 2010-10-25 | 2012-05-17 | Mitsubishi Electric Corp | 変換装置及び照明装置及び照明システム |
| US20120161665A1 (en) * | 2010-12-23 | 2012-06-28 | Tom William Thornton | Precision light control apparatus and methods |
| CN102364991B (zh) | 2011-02-01 | 2012-10-24 | 杭州士兰微电子股份有限公司 | 一种原边控制led恒流驱动开关电源控制器及其方法 |
| US8638045B2 (en) * | 2011-02-07 | 2014-01-28 | Cypress Semiconductor Corporation | Mutli-string LED current control system and method |
| WO2012121205A1 (ja) * | 2011-03-07 | 2012-09-13 | ローム株式会社 | スイッチング電流制御回路、led調光システムおよびled照明機器 |
| US8497637B2 (en) | 2011-04-13 | 2013-07-30 | Gang Gary Liu | Constant voltage dimmable LED driver |
| US8179058B1 (en) * | 2011-05-13 | 2012-05-15 | Lumenpulse Lighting, Inc. | Determine a setting of a TRIAC dimmer through induced relaxation oscillation |
| WO2012174525A1 (en) * | 2011-06-17 | 2012-12-20 | Marvell World Trade Ltd. | Triac dimming systems for solid-state loads |
| EP2752088B1 (en) * | 2011-09-06 | 2018-06-20 | Philips Lighting Holding B.V. | Power control unit and method for controlling electrical power provided to a load, in particular an led unit, and voltage control unit for controlling an output voltage of a converter unit |
-
2014
- 2014-03-28 RU RU2015147001A patent/RU2646608C2/ru not_active IP Right Cessation
- 2014-03-28 JP JP2015541295A patent/JP5952976B2/ja not_active Expired - Fee Related
- 2014-03-28 EP EP14718764.5A patent/EP2995172A1/en not_active Withdrawn
- 2014-03-28 BR BR112015025075A patent/BR112015025075A2/pt not_active IP Right Cessation
- 2014-03-28 WO PCT/IB2014/060246 patent/WO2014162247A1/en not_active Ceased
- 2014-03-28 US US14/782,450 patent/US9532424B2/en not_active Expired - Fee Related
- 2014-03-28 CN CN201480019473.4A patent/CN105122942B/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US9532424B2 (en) | 2016-12-27 |
| JP2016501421A (ja) | 2016-01-18 |
| US20160044758A1 (en) | 2016-02-11 |
| WO2014162247A1 (en) | 2014-10-09 |
| RU2015147001A (ru) | 2017-05-16 |
| CN105122942B (zh) | 2017-05-03 |
| BR112015025075A2 (pt) | 2017-07-18 |
| EP2995172A1 (en) | 2016-03-16 |
| CN105122942A (zh) | 2015-12-02 |
| RU2646608C2 (ru) | 2018-03-06 |
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