JP2013504198A - 発光ダイオード回路 - Google Patents
発光ダイオード回路 Download PDFInfo
- Publication number
- JP2013504198A JP2013504198A JP2012527437A JP2012527437A JP2013504198A JP 2013504198 A JP2013504198 A JP 2013504198A JP 2012527437 A JP2012527437 A JP 2012527437A JP 2012527437 A JP2012527437 A JP 2012527437A JP 2013504198 A JP2013504198 A JP 2013504198A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- emitting diode
- light emitting
- coupled
- circuits
- 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.)
- Granted
Links
Images
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
- 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
Description
Claims (13)
- 少なくとも第1の発光ダイオードユニットを有する第1の回路と、
少なくとも第2の発光ダイオードユニットを有する第2の回路と、
前記第2の発光ダイオードユニットとは異なる少なくとも1つの発光ダイオードユニットを制御するための第3の回路とを有し、
前記第3の回路は、前記第2の回路と並列に結合され、前記第2の回路は、前記第1の回路と直列に結合される、発光ダイオード回路。 - 当該発光ダイオード回路は、当該発光ダイオード回路に給電するために電源から供給電圧を受信するために設けられ、前記第3の回路は、前記第3の回路に給電するために前記第2の回路から給電電圧を受信するために設けられる、請求項1に記載の発光ダイオード回路。
- 前記給電電圧は、前記第2の回路間に存在する電圧である、請求項2に記載の発光ダイオード回路。
- 前記第3の回路は、前記第2の回路の終端端子に結合された給電端子を有する、請求項3に記載の発光ダイオード回路。
- 前記少なくとも1つの発光ダイオードユニットは、前記第1の発光ダイオードユニット、及び/又は、当該発光ダイオード回路の第4の回路の第3の発光ダイオードユニットを有する、請求項1に記載の発光ダイオード回路。
- 前記第3の回路は、少なくとも前記第2の発光ダイオードユニットを更に制御するために設けられる、請求項5に記載の発光ダイオード回路。
- 前記の制御は、調光、フリッカー抑制、色制御及び/又は温度プロテクションの目的で、前記少なくとも1つの発光ダイオードユニットを流れる電流を制御することを有する、請求項1に記載の発光ダイオード回路。
- 前記第3の回路は、トランジスタ、オペアンプ、コンパレータ、センサ、アナログ回路、デジタル回路及び/又はプロセッサを有する、請求項1に記載の発光ダイオード回路。
- 前記第1の回路は、1若しくはそれ以上の更なる第1の発光ダイオードユニット及び/若しくは1若しくはそれ以上の他のユニットを更に有し、並びに/又は、前記第2の回路が、1若しくはそれ以上の更なる第2の発光ダイオードユニット及び/若しくは1若しくはそれ以上の他のユニットを更に有し、並びに/又は、当該発光ダイオード回路が、1若しくはそれ以上の他のユニットを更に有する、請求項1に記載の発光ダイオード回路。
- 各ダイオードユニットは、逆並列発光ダイオードの部分を有するか若しくは形成し、前記第3の回路が整流回路を介して前記第2の回路と並列に結合されるか、又は、発光ダイオードユニットのうち1若しくはそれ以上が、それぞれ、単一方向発光ダイオードの部分を有するか若しくは形成し、前記第3の回路が、接続を介して前記第2の回路と並列に結合される、請求項1に記載の発光ダイオード回路。
- 前記第3の回路は、前記第1及び第2の回路に給電するためのコンバータの部分を形成する、請求項1に記載の発光ダイオード回路。
- 前記第3の回路は、前記コンバータの制御の部分を形成するか、又は、この制御が、前記第3の回路の部分を形成する、請求項11に記載の発光ダイオード回路。
- 請求項1に記載の発光ダイオード回路を有する、デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09169471 | 2009-09-04 | ||
EP09169471.1 | 2009-09-04 | ||
PCT/IB2010/053917 WO2011027299A2 (en) | 2009-09-04 | 2010-09-01 | Light emitting diode circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013504198A true JP2013504198A (ja) | 2013-02-04 |
JP5795586B2 JP5795586B2 (ja) | 2015-10-14 |
Family
ID=43567585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012527437A Active JP5795586B2 (ja) | 2009-09-04 | 2010-09-01 | 発光ダイオード回路 |
Country Status (11)
Country | Link |
---|---|
US (1) | US8629622B2 (ja) |
EP (1) | EP2474201B1 (ja) |
JP (1) | JP5795586B2 (ja) |
KR (1) | KR101799483B1 (ja) |
CN (1) | CN102484919B (ja) |
BR (1) | BR112012004549B1 (ja) |
CA (1) | CA2772759C (ja) |
ES (1) | ES2639764T3 (ja) |
PL (1) | PL2474201T3 (ja) |
RU (1) | RU2550496C2 (ja) |
WO (1) | WO2011027299A2 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9167651B2 (en) * | 2011-06-21 | 2015-10-20 | General Electric Company | LED array auxiliary power supply |
US9859812B2 (en) * | 2012-01-20 | 2018-01-02 | Osram Sylvania Inc. | Auxiliary power supply for lighting driver circuitry |
CN104137651B (zh) * | 2012-01-20 | 2018-01-09 | 奥斯兰姆施尔凡尼亚公司 | 具有均匀led亮度的照明系统 |
US9480108B2 (en) | 2012-04-18 | 2016-10-25 | Axlen, Inc. | Solid-state light source |
KR101233765B1 (ko) | 2012-06-21 | 2013-02-15 | (주)베바스토동희 홀딩스 | 2웨이 연동 슬라이딩 시스템 및 이를 포함한 롤러 블라인드 장치 |
JP5906428B2 (ja) * | 2012-07-11 | 2016-04-20 | パナソニックIpマネジメント株式会社 | Ledモジュールおよびこれを備えた照明装置 |
US8975823B2 (en) * | 2013-03-15 | 2015-03-10 | Just Power Integrated Technology Inc. | LED control apparatus |
US9332602B2 (en) * | 2013-12-12 | 2016-05-03 | Genereal Electric Company | LED driver with transformerless hysteretic boost |
CN105722278B (zh) * | 2016-04-11 | 2017-07-11 | 上海晶丰明源半导体股份有限公司 | 一种改善led调光性能的控制电路、控制方法以及led驱动系统 |
US10375795B2 (en) | 2016-05-27 | 2019-08-06 | Abl Ip Holding Llc | Powering an auxiliary circuit associated with a luminaire |
US9942971B2 (en) * | 2016-08-15 | 2018-04-10 | Ford Global Technologies, Llc | Detecting outages in a LED lamp assembly |
US20180286841A1 (en) * | 2017-03-21 | 2018-10-04 | Light to Form LLC | Variable Resistance LED Device and Method |
CN107819057A (zh) * | 2017-11-01 | 2018-03-20 | 江苏稳润光电科技有限公司 | 一种结温可控的led封装结构 |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001313424A (ja) * | 2000-04-28 | 2001-11-09 | Toshiba Lighting & Technology Corp | 発光ダイオード駆動装置 |
JP2005063754A (ja) * | 2003-08-08 | 2005-03-10 | Mitsubishi Electric Corp | ヘッドランプ |
JP2006206001A (ja) * | 2005-01-31 | 2006-08-10 | Matsushita Electric Works Ltd | Led駆動装置、照明装置、照明器具 |
JP2006261160A (ja) * | 2005-03-15 | 2006-09-28 | Mitsumi Electric Co Ltd | インダクティブタイプledドライバ |
JP2007053151A (ja) * | 2005-08-16 | 2007-03-01 | Keisei Denshi:Kk | 発光ダイオードの駆動回路及び製造方法 |
JP2007123562A (ja) * | 2005-10-28 | 2007-05-17 | Terada Electric Works Co Ltd | Led駆動回路およびled駆動方法 |
WO2008060469A2 (en) * | 2006-11-10 | 2008-05-22 | Philips Solid-State Lighting Solutions, Inc. | Methods and apparatus for controlling series-connected leds |
JP2008130377A (ja) * | 2006-11-21 | 2008-06-05 | Matsushita Electric Works Ltd | Led点灯回路およびそれを用いる照明器具 |
WO2008088383A1 (en) * | 2007-01-05 | 2008-07-24 | Color Kinetics Incorporated | Methods and apparatus for simulating resistive loads |
JP2008218043A (ja) * | 2007-02-28 | 2008-09-18 | Sharp Corp | Led駆動回路、及びled発光装置 |
JP2009038218A (ja) * | 2007-08-01 | 2009-02-19 | Denso Corp | 発光ダイオード駆動回路 |
WO2009048951A2 (en) * | 2007-10-09 | 2009-04-16 | Philips Solid-State Lighting Solutions | Methods and apparatus for controlling respective load currents of multiple series-connected loads |
JP2009199917A (ja) * | 2008-02-22 | 2009-09-03 | Koito Mfg Co Ltd | 車両用点灯制御装置 |
JP2011508961A (ja) * | 2007-12-07 | 2011-03-17 | 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 | Ledランプ電源管理システム及び方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0967590A1 (en) | 1998-06-25 | 1999-12-29 | Hewlett-Packard Company | Optical display device using LEDs and its operating method |
JP2002016290A (ja) * | 2000-06-28 | 2002-01-18 | Toshiba Lighting & Technology Corp | Led光源装置 |
DE10358447B3 (de) | 2003-12-13 | 2005-05-25 | Insta Elektro Gmbh | Beleuchtungseinrichtung |
CA2768198C (en) * | 2005-04-08 | 2013-11-26 | Eldolab Holding B.V. | Methods and apparatuses for operating groups of high-power leds |
JP2007200610A (ja) * | 2006-01-24 | 2007-08-09 | Koito Mfg Co Ltd | 車両用灯具の点灯制御装置 |
DE102006024607A1 (de) * | 2006-05-26 | 2007-11-29 | Bayerische Motoren Werke Ag | Leuchtsystem |
EP2165576B1 (en) * | 2007-07-02 | 2018-08-08 | Philips Lighting Holding B.V. | Driver device for a load and method of driving a load with such a driver device |
WO2009013675A1 (en) | 2007-07-23 | 2009-01-29 | Nxp B.V. | Self-powered led bypass-switch configuration |
US7986107B2 (en) * | 2008-11-06 | 2011-07-26 | Lumenetix, Inc. | Electrical circuit for driving LEDs in dissimilar color string lengths |
JP5161040B2 (ja) * | 2008-11-11 | 2013-03-13 | スタンレー電気株式会社 | 車両用灯具の点灯制御装置 |
US8058810B2 (en) * | 2009-05-07 | 2011-11-15 | Linear Technology Corporation | Method and system for high efficiency, fast transient multi-channel LED driver |
US8299724B2 (en) * | 2010-03-19 | 2012-10-30 | Active-Semi, Inc. | AC LED lamp involving an LED string having separately shortable sections |
GB2486134B8 (en) * | 2011-07-04 | 2014-02-05 | Metrolight Ltd | Light emitting diode 'LED' lighting fixture |
US8823285B2 (en) * | 2011-12-12 | 2014-09-02 | Cree, Inc. | Lighting devices including boost converters to control chromaticity and/or brightness and related methods |
US8917026B2 (en) * | 2011-12-20 | 2014-12-23 | Lumenetix, Inc. | Linear bypass electrical circuit for driving LED strings |
-
2010
- 2010-09-01 CA CA2772759A patent/CA2772759C/en active Active
- 2010-09-01 KR KR1020127008604A patent/KR101799483B1/ko active IP Right Grant
- 2010-09-01 WO PCT/IB2010/053917 patent/WO2011027299A2/en active Application Filing
- 2010-09-01 CN CN201080039303.4A patent/CN102484919B/zh active Active
- 2010-09-01 EP EP10757276.0A patent/EP2474201B1/en active Active
- 2010-09-01 US US13/391,646 patent/US8629622B2/en active Active
- 2010-09-01 PL PL10757276T patent/PL2474201T3/pl unknown
- 2010-09-01 ES ES10757276.0T patent/ES2639764T3/es active Active
- 2010-09-01 RU RU2012112942/07A patent/RU2550496C2/ru active
- 2010-09-01 JP JP2012527437A patent/JP5795586B2/ja active Active
- 2010-09-01 BR BR112012004549-0A patent/BR112012004549B1/pt active IP Right Grant
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001313424A (ja) * | 2000-04-28 | 2001-11-09 | Toshiba Lighting & Technology Corp | 発光ダイオード駆動装置 |
JP2005063754A (ja) * | 2003-08-08 | 2005-03-10 | Mitsubishi Electric Corp | ヘッドランプ |
JP2006206001A (ja) * | 2005-01-31 | 2006-08-10 | Matsushita Electric Works Ltd | Led駆動装置、照明装置、照明器具 |
JP2006261160A (ja) * | 2005-03-15 | 2006-09-28 | Mitsumi Electric Co Ltd | インダクティブタイプledドライバ |
JP2007053151A (ja) * | 2005-08-16 | 2007-03-01 | Keisei Denshi:Kk | 発光ダイオードの駆動回路及び製造方法 |
JP2007123562A (ja) * | 2005-10-28 | 2007-05-17 | Terada Electric Works Co Ltd | Led駆動回路およびled駆動方法 |
WO2008060469A2 (en) * | 2006-11-10 | 2008-05-22 | Philips Solid-State Lighting Solutions, Inc. | Methods and apparatus for controlling series-connected leds |
JP2008130377A (ja) * | 2006-11-21 | 2008-06-05 | Matsushita Electric Works Ltd | Led点灯回路およびそれを用いる照明器具 |
WO2008088383A1 (en) * | 2007-01-05 | 2008-07-24 | Color Kinetics Incorporated | Methods and apparatus for simulating resistive loads |
JP2008218043A (ja) * | 2007-02-28 | 2008-09-18 | Sharp Corp | Led駆動回路、及びled発光装置 |
JP2009038218A (ja) * | 2007-08-01 | 2009-02-19 | Denso Corp | 発光ダイオード駆動回路 |
WO2009048951A2 (en) * | 2007-10-09 | 2009-04-16 | Philips Solid-State Lighting Solutions | Methods and apparatus for controlling respective load currents of multiple series-connected loads |
JP2011508961A (ja) * | 2007-12-07 | 2011-03-17 | 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 | Ledランプ電源管理システム及び方法 |
JP2009199917A (ja) * | 2008-02-22 | 2009-09-03 | Koito Mfg Co Ltd | 車両用点灯制御装置 |
Also Published As
Publication number | Publication date |
---|---|
CA2772759C (en) | 2017-02-28 |
US8629622B2 (en) | 2014-01-14 |
US20120146544A1 (en) | 2012-06-14 |
BR112012004549A2 (pt) | 2017-05-23 |
WO2011027299A3 (en) | 2011-05-26 |
KR20120066647A (ko) | 2012-06-22 |
RU2012112942A (ru) | 2013-10-10 |
BR112012004549B1 (pt) | 2020-06-02 |
JP5795586B2 (ja) | 2015-10-14 |
KR101799483B1 (ko) | 2017-11-20 |
ES2639764T3 (es) | 2017-10-30 |
WO2011027299A2 (en) | 2011-03-10 |
RU2550496C2 (ru) | 2015-05-10 |
EP2474201A2 (en) | 2012-07-11 |
CN102484919A (zh) | 2012-05-30 |
CA2772759A1 (en) | 2011-03-10 |
PL2474201T3 (pl) | 2017-12-29 |
CN102484919B (zh) | 2015-05-13 |
EP2474201B1 (en) | 2017-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5795586B2 (ja) | 発光ダイオード回路 | |
JP6498728B2 (ja) | 駆動回路およびそれを用いた発光装置、ディスプレイ装置 | |
US8907591B2 (en) | Method and system for driving light emitting elements | |
US8749147B2 (en) | LED circuit | |
JP5785557B2 (ja) | 照明回路用の駆動モード | |
JP2007318983A5 (ja) | ||
JP2011119738A (ja) | 発光装置 | |
US20140265885A1 (en) | Multiple power outputs generated from a single current source | |
TWI584672B (zh) | 驅動數種顏色的發光二極體串之裝置 | |
JP2014525145A5 (ja) | ||
US20160278171A1 (en) | Driver Module for Driving LEDs | |
JP2011014836A (ja) | 半導体発光装置の駆動方法及び半導体発光装置 | |
JP2007005259A (ja) | 照明装置 | |
JP6143779B2 (ja) | 発光デバイス及びシステム | |
JP5683239B2 (ja) | Led駆動装置 | |
WO2015193018A1 (en) | Illumination device | |
JP6949892B2 (ja) | 電源又は再充電可能供給源により給電される負荷 | |
KR101490107B1 (ko) | 상용전원과 비상전원을 공용하여 자동 절환되는 led 구동 회로 및 그 방법 | |
KR20160056651A (ko) | 순방향 전압 편차 보정 기능을 구비한 led 조명장치 | |
JP2011029194A (ja) | 照明装置 | |
TWI450639B (zh) | 基於發光二極體的照明設備之驅動方法和裝置 | |
JP2011009232A (ja) | 照明装置 | |
JP2011243679A (ja) | 発光素子駆動回路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130830 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140219 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140220 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140703 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20141003 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20150226 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20150619 |
|
A911 | Transfer to examiner for re-examination before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20150626 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150728 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20150813 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5795586 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |