ATE413085T1 - Elektronisches beleuchtungsgerät und beleuchtungsverfahren - Google Patents

Elektronisches beleuchtungsgerät und beleuchtungsverfahren

Info

Publication number
ATE413085T1
ATE413085T1 AT00660013T AT00660013T ATE413085T1 AT E413085 T1 ATE413085 T1 AT E413085T1 AT 00660013 T AT00660013 T AT 00660013T AT 00660013 T AT00660013 T AT 00660013T AT E413085 T1 ATE413085 T1 AT E413085T1
Authority
AT
Austria
Prior art keywords
leds
coil
battery
switch
circuit
Prior art date
Application number
AT00660013T
Other languages
English (en)
Inventor
Janne Haavisto
Kaisa Rikkinen
Mika Rintala
Original Assignee
Nokia Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from FI990128A external-priority patent/FI990128A/fi
Application filed by Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE413085T1 publication Critical patent/ATE413085T1/de

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]
    • H05B45/385—Switched mode power supply [SMPS] using flyback 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)
  • Led Devices (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Container Filling Or Packaging Operations (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
AT00660013T 1999-01-22 2000-01-21 Elektronisches beleuchtungsgerät und beleuchtungsverfahren ATE413085T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI990128A FI990128A (fi) 1999-01-22 1999-01-22 Valaiseva elektroninen laite
FI991140A FI106770B (fi) 1999-01-22 1999-05-19 Valaiseva elektroninen laite ja valaisumenetelmä

Publications (1)

Publication Number Publication Date
ATE413085T1 true ATE413085T1 (de) 2008-11-15

Family

ID=26160691

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00660013T ATE413085T1 (de) 1999-01-22 2000-01-21 Elektronisches beleuchtungsgerät und beleuchtungsverfahren

Country Status (6)

Country Link
US (1) US6320330B1 (de)
EP (1) EP1033903B1 (de)
JP (1) JP2000232241A (de)
AT (1) ATE413085T1 (de)
DE (1) DE60040628D1 (de)
FI (1) FI106770B (de)

Families Citing this family (105)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6577072B2 (en) * 1999-12-14 2003-06-10 Takion Co., Ltd. Power supply and LED lamp device
DE10004024A1 (de) * 2000-01-31 2001-08-02 Guenther Bebenroth Schaltungsanordnung zum Betreiben von Leuchtdioden
JP2002204570A (ja) * 2001-01-09 2002-07-19 Nec Corp Ｄｃ／ｄｃコンバータおよび自発光ディスプレイ装置
US6628085B2 (en) * 2001-01-17 2003-09-30 Tai-Her Yang Limit voltage circuit using light emitting diodes as thermal-loss reducing impedances, especially for matching a saturation voltage of rechargeable cells during charging
US7071762B2 (en) * 2001-01-31 2006-07-04 Koninklijke Philips Electronics N.V. Supply assembly for a led lighting module
US7604361B2 (en) 2001-09-07 2009-10-20 Litepanels Llc Versatile lighting apparatus and associated kit
JP2003115394A (ja) * 2001-10-04 2003-04-18 Matsushita Electric Ind Co Ltd 車両用調光装置
US7015654B1 (en) * 2001-11-16 2006-03-21 Laughing Rabbit, Inc. Light emitting diode driver circuit and method
US6586890B2 (en) * 2001-12-05 2003-07-01 Koninklijke Philips Electronics N.V. LED driver circuit with PWM output
US7178971B2 (en) * 2001-12-14 2007-02-20 The University Of Hong Kong High efficiency driver for color light emitting diodes (LED)
CA2391681A1 (en) * 2002-06-26 2003-12-26 Star Headlight & Lantern Co. Of Canada Ltd. Solid-state warning light with microprocessor controlled excitation circuit
US8063575B2 (en) 2002-07-04 2011-11-22 Tridonic Jennersdorf Gmbh Current supply for luminescent diodes
DE10230103B4 (de) * 2002-07-04 2012-10-31 Tridonic Ag Stromversorgung für Lumineszenzdioden
DE10356608B4 (de) * 2002-12-03 2017-09-28 Philips Lighting North America Corporation Beleuchtungsanordnung und Flüssigkristallanzeige
TWI248598B (en) * 2002-12-31 2006-02-01 Hon Hai Prec Ind Co Ltd Driving apparatus of LED
US7258463B2 (en) * 2003-05-19 2007-08-21 Sloanled, Inc. Multiple LED control apparatus and method
FR2856877B1 (fr) * 2003-06-30 2005-09-23 Wavecom Dispositif de radicommunication comprenant au moins une source lumineuse
CN100490596C (zh) * 2003-07-16 2009-05-20 Dsp集团瑞士股份公司 为led供电的方法和设备
JP2005080353A (ja) * 2003-08-29 2005-03-24 Toyoda Gosei Co Ltd Ｌｅｄ用電源装置
JP2005157123A (ja) * 2003-11-27 2005-06-16 Dainippon Printing Co Ltd 有機ｅｌ表示装置
KR101083083B1 (ko) * 2003-12-12 2011-11-17 필립스 루미리즈 라이팅 캄파니 엘엘씨 Ｄｃ-ｄｃ 변환기
US6949889B2 (en) * 2004-01-23 2005-09-27 Adtran, Inc. Wide input voltage range light emitting diode driver
DE102004003844A1 (de) * 2004-01-26 2005-08-11 Schefenacker Vision Systems Germany Gmbh & Co. Kg Verfahren zum Ansteuern wenigstens eines Leuchtmittels sowie Ansteuerschaltung zur Durchführung eines solchen Verfahrens
JP4269959B2 (ja) * 2004-01-30 2009-05-27 ミツミ電機株式会社 電源回路及びその電源供給制御方法
EP3223587A3 (de) * 2004-03-15 2017-11-08 Philips Lighting North America Corporation Leistungsregelungsverfahren und -vorrichtung
US7569996B2 (en) * 2004-03-19 2009-08-04 Fred H Holmes Omni voltage direct current power supply
JP4481083B2 (ja) * 2004-05-24 2010-06-16 三菱電機株式会社 発光源駆動電圧制御装置
DE102004039050A1 (de) * 2004-08-11 2006-02-23 Tenovis Gmbh & Co. Kg Treiberschaltung zum Betreiben von Lasten mit konstantem Strom, insbesondere Leuchtdioden-Treiberschaltung
US7258449B2 (en) * 2004-10-08 2007-08-21 Creative Technology Ltd Portable device with illumination and method therefor
US7466082B1 (en) 2005-01-25 2008-12-16 Streamlight, Inc. Electronic circuit reducing and boosting voltage for controlling LED current
KR100628716B1 (ko) * 2005-02-02 2006-09-28 삼성전자주식회사 Ｌｅｄ구동장치
EP1894444B1 (de) * 2005-06-10 2020-02-19 Avago Technologies International Sales Pte. Limited Regulierung von elektrischem strom durch eine widerstandslast
DE102005028403B4 (de) * 2005-06-20 2013-11-21 Austriamicrosystems Ag Stromquellenanordnung und Verfahren zum Betreiben einer elektrischen Last
KR100628721B1 (ko) * 2005-06-22 2006-09-28 삼성전자주식회사 디스플레이장치 및 그 제어방법
JP4749110B2 (ja) * 2005-10-06 2011-08-17 新光電装株式会社 Ｌｅｄ点灯回路
US7259525B2 (en) * 2005-11-03 2007-08-21 System General Corporation High efficiency switching LED driver
US7602305B2 (en) * 2005-11-15 2009-10-13 Skyline Products, Inc. Feedback circuit for a display sign and method
US9451681B2 (en) * 2005-11-15 2016-09-20 Skyline Products, Inc. Feedback circuit for a display sign and method
US7872430B2 (en) 2005-11-18 2011-01-18 Cree, Inc. Solid state lighting panels with variable voltage boost current sources
US8278846B2 (en) * 2005-11-18 2012-10-02 Cree, Inc. Systems and methods for calibrating solid state lighting panels
WO2007087327A2 (en) 2006-01-25 2007-08-02 Cree Led Lighting Solutions, Inc. Circuit for lighting device, and method of lighting
KR101303362B1 (ko) * 2006-01-31 2013-09-03 코닌클리즈케 필립스 일렉트로닉스 엔.브이. Ｌｅｄ 드라이버 회로
WO2007094810A2 (en) 2006-02-10 2007-08-23 Color Kinetics Incorporated Methods and apparatus for high power factor controlled power delivery using a single switching stage per load
US7321203B2 (en) * 2006-03-13 2008-01-22 Linear Technology Corporation LED dimming control technique for increasing the maximum PWM dimming ratio and avoiding LED flicker
KR20070093736A (ko) * 2006-03-15 2007-09-19 삼성전자주식회사 발광장치 및 그 제어방법
DE102006034371B4 (de) * 2006-04-21 2019-01-31 Tridonic Ag Betriebsschaltung und Betriebsverfahren für Leuchtdioden
DE102006030655A1 (de) * 2006-04-21 2007-10-25 Tridonicatco Gmbh & Co. Kg Notlichtgerät zum Betreiben einer Lichtquelle, insbesondere einer LED
JP5933161B2 (ja) 2006-05-31 2016-06-08 クリー インコーポレイテッドＣｒｅｅ Ｉｎｃ． 照明装置、および照明方法
US8188682B2 (en) * 2006-07-07 2012-05-29 Maxim Integrated Products, Inc. High current fast rise and fall time LED driver
JP4267647B2 (ja) * 2006-08-10 2009-05-27 林化学工業株式会社 発光装置
US7800313B1 (en) * 2006-09-12 2010-09-21 Allen David M Multi-mode LED retrofit module apparatus and method
TWI514715B (zh) 2006-09-13 2015-12-21 Cree Inc 用於提供電力至負載之電源供應器及電路
US7557519B2 (en) * 2006-09-14 2009-07-07 Infineon Technologies Ag Controlling power to light-emitting device
US8237372B2 (en) 2006-12-04 2012-08-07 Nxp B.V. Electronic device for driving light emitting diodes
US7394211B1 (en) * 2007-01-30 2008-07-01 Laughing Rabbit, Inc. Step down power management system for LED flashlight
DE102007005374A1 (de) * 2007-02-02 2008-08-07 Austriamicrosystems Ag Schaltungsanordnung und Verfahren zum Betrieb einer Schaltungsanordnung
US7898187B1 (en) * 2007-02-08 2011-03-01 National Semiconductor Corporation Circuit and method for average-current regulation of light emitting diodes
KR20100082348A (ko) * 2007-10-09 2010-07-16 파우워매트 엘티디. 유도충전식 오디오기기
DE102007049533B4 (de) * 2007-10-16 2017-02-23 Tridonic Gmbh & Co Kg Betriebsschaltung für Leuchtdioden und Verfahren zum Betrieb von Leuchtdioden
JP2009130609A (ja) * 2007-11-22 2009-06-11 Inax Corp リモコン及びトイレ機器
DE102008008181A1 (de) * 2008-02-08 2009-08-13 Audi Ag Verfahren zum Betrieb einer Kraftfahrzeugbeleuchtungseinrichtung
TWI384904B (zh) * 2008-09-05 2013-02-01 Macroblock Inc The driving circuit of the light emitting diode
US7977887B2 (en) * 2008-09-09 2011-07-12 Delphi Technologies, Inc. Low leakage current LED drive apparatus with fault protection and diagnostics
WO2010049074A1 (de) * 2008-10-20 2010-05-06 Tridonicatco Schweiz Ag Betriebsschaltung für leuchtdioden
GB2476609B (en) * 2008-10-20 2014-02-19 Tridonic Ag Operating circuit for light diodes
JP5180041B2 (ja) * 2008-11-27 2013-04-10 オンセミコンダクター・トレーディング・リミテッド 発光素子のドライバ回路
US8665922B2 (en) 2008-10-31 2014-03-04 Sanyo Electric Co., Ltd. Driver circuit of light-emitting element
US9030122B2 (en) 2008-12-12 2015-05-12 O2Micro, Inc. Circuits and methods for driving LED light sources
US8378588B2 (en) 2008-12-12 2013-02-19 O2Micro Inc Circuits and methods for driving light sources
US8044608B2 (en) 2008-12-12 2011-10-25 O2Micro, Inc Driving circuit with dimming controller for driving light sources
CN102014540B (zh) * 2010-03-04 2011-12-28 凹凸电子（武汉）有限公司 驱动电路及控制光源的电力的控制器
US9232591B2 (en) 2008-12-12 2016-01-05 O2Micro Inc. Circuits and methods for driving light sources
US8339067B2 (en) * 2008-12-12 2012-12-25 O2Micro, Inc. Circuits and methods for driving light sources
US8076867B2 (en) 2008-12-12 2011-12-13 O2Micro, Inc. Driving circuit with continuous dimming function for driving light sources
US9386653B2 (en) 2008-12-12 2016-07-05 O2Micro Inc Circuits and methods for driving light sources
US8330388B2 (en) * 2008-12-12 2012-12-11 O2Micro, Inc. Circuits and methods for driving light sources
US8508150B2 (en) * 2008-12-12 2013-08-13 O2Micro, Inc. Controllers, systems and methods for controlling dimming of light sources
US9253843B2 (en) 2008-12-12 2016-02-02 02Micro Inc Driving circuit with dimming controller for driving light sources
US20110101909A1 (en) * 2009-11-02 2011-05-05 New Creative Concepts Systems involving generation of electrical power
DE102010006865B4 (de) * 2010-02-04 2018-10-11 Austriamicrosystems Ag Stromquelle, Stromquellenanordnung und deren Verwendung
US8531127B2 (en) * 2010-02-24 2013-09-10 Cal Poly Pomona Foundation, Inc Computer controlled power supply assembly for a LED array
US8698419B2 (en) 2010-03-04 2014-04-15 O2Micro, Inc. Circuits and methods for driving light sources
CN103391006A (zh) 2012-05-11 2013-11-13 凹凸电子（武汉）有限公司 光源驱动电路、控制电力转换器的控制器及方法
US8111017B2 (en) 2010-07-12 2012-02-07 O2Micro, Inc Circuits and methods for controlling dimming of a light source
CN102385415B (zh) * 2010-08-30 2014-02-19 鸿富锦精密工业（深圳）有限公司 笔记型电脑
DE102010060585B4 (de) * 2010-11-16 2024-01-11 HELLA GmbH & Co. KGaA Schaltungsanordnung und Verfahren zur Stromversorgung von Lasten
JP2012186120A (ja) * 2011-03-08 2012-09-27 Panasonic Corp Ｌｅｄランプの点灯ユニットおよびそれを備えるｌｅｄランプ
JP5891454B2 (ja) * 2011-04-18 2016-03-23 パナソニックＩｐマネジメント株式会社 半導体発光素子の点灯装置およびそれを用いた照明器具
US8810216B2 (en) * 2011-06-30 2014-08-19 Advanced Analogic Technologies Incorporated Current sink with low side voltage regulation
JP5884050B2 (ja) * 2011-12-05 2016-03-15 パナソニックＩｐマネジメント株式会社 点灯装置およびそれを備えた照明器具
US9137866B2 (en) * 2011-12-12 2015-09-15 Cree, Inc. Emergency lighting conversion for LED strings
US9835691B2 (en) 2011-12-12 2017-12-05 Cree, Inc. Emergency lighting systems and methods for solid state lighting apparatus
US10117295B2 (en) 2013-01-24 2018-10-30 Cree, Inc. LED lighting apparatus for use with AC-output lighting ballasts
US9871404B2 (en) 2011-12-12 2018-01-16 Cree, Inc. Emergency lighting devices with LED strings
JP5988207B2 (ja) * 2012-09-07 2016-09-07 パナソニックＩｐマネジメント株式会社 固体発光素子駆動装置及び照明装置、照明器具
US9439249B2 (en) 2013-01-24 2016-09-06 Cree, Inc. LED lighting apparatus for use with AC-output lighting ballasts
US10104723B2 (en) 2013-01-24 2018-10-16 Cree, Inc. Solid-state lighting apparatus with filament imitation for use with florescent ballasts
AT514028B1 (de) * 2013-03-07 2017-02-15 Dipl Ing Dr Himmelstoss Felix Optotreiberstufen mit raschem Stromanstieg in den lichtemittierenden Bauteilen
DE102013210641A1 (de) * 2013-06-07 2014-12-11 Automotive Lighting Reutlingen Gmbh Verfahren zum Einstellen einer Stromstärke zum Betreiben einer Halbleiterlichtquelle einer Beleuchtungseinrichtung
US9161398B2 (en) 2013-10-16 2015-10-13 iLight, LLC Lighting device
KR101441451B1 (ko) 2013-10-21 2014-09-25 전남대학교산학협력단 소프트 스위칭이 가능한 2차 공진형 벅 컨버터
CN104679674A (zh) * 2013-11-29 2015-06-03 联想(北京)有限公司 一种信息处理方法及电子设备
WO2016066400A1 (en) * 2014-10-30 2016-05-06 Philips Lighting Holding B.V. An led driver circuit, and led arrangement and a driving method
US9924568B2 (en) * 2016-02-01 2018-03-20 Microsoft Technology Licensing, Llc Diode light source driver
DE102016114675A1 (de) * 2016-08-08 2018-02-08 Infineon Technologies Ag Modulierte Stromversorgung

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5235970U (de) * 1975-09-04 1977-03-14
AU575215B2 (en) 1984-11-07 1988-07-21 Sumitomo Electric Industries, Ltd. Optical element output switching
US4673865A (en) 1986-04-04 1987-06-16 Motorola, Inc. Charge coupled LED driver circuit
JPS63226079A (ja) * 1986-10-07 1988-09-20 Seiko Epson Corp Ｌｅｄアレイ駆動回路
JPH02114953U (de) * 1989-02-28 1990-09-14
US4988889A (en) * 1989-07-03 1991-01-29 Self-Powered Lighting, Inc. Power source for emergency lighting systems
JPH05175579A (ja) * 1991-12-26 1993-07-13 Canon Inc 半導体レーザ駆動回路
JPH0779176B2 (ja) * 1992-03-17 1995-08-23 日本電気株式会社 半導体光増幅器の光出力パワー一定化方法及び装置
US5287372A (en) 1992-04-24 1994-02-15 Hughes Aircraft Company Quasi-resonant diode drive current source
JP2518526B2 (ja) 1993-06-28 1996-07-24 日本電気株式会社 表示付無線選択呼出受信機
WO1996002970A1 (en) 1994-07-13 1996-02-01 Auckland Uniservices Limited Inductively powered lighting
CA2159842A1 (en) 1994-12-05 1996-06-06 Joe A. Ortiz Diode drive current source
JPH0974224A (ja) * 1995-09-05 1997-03-18 Canon Inc 点灯回路
JPH09205771A (ja) * 1996-01-23 1997-08-05 Tamura Seisakusho Co Ltd コンバータ回路
US5661645A (en) 1996-06-27 1997-08-26 Hochstein; Peter A. Power supply for light emitting diode array
US5739639A (en) 1996-07-03 1998-04-14 Nsi Enterprises, Inc. Method and apparatus for operating LED array and charging battery for emergency LED operation including DC boost circuit allowing series connection of LED array and battery
SE519550C2 (sv) * 1997-01-03 2003-03-11 Ericsson Telefon Ab L M Drivkrets samt förfarande för att driva en sådan drivkrets
US5783909A (en) * 1997-01-10 1998-07-21 Relume Corporation Maintaining LED luminous intensity
JPH1168161A (ja) * 1997-08-15 1999-03-09 Digital Electron Corp 発光装置
FI104034B (fi) * 1998-03-30 1999-10-29 Teknoware Oy Menetelmä ja laite tehon syöttämiseksi valodiodeille

Also Published As

Publication number Publication date
EP1033903A2 (de) 2000-09-06
JP2000232241A (ja) 2000-08-22
DE60040628D1 (de) 2008-12-11
FI106770B (fi) 2001-03-30
EP1033903B1 (de) 2008-10-29
FI991140A0 (fi) 1999-05-19
EP1033903A3 (de) 2004-05-06
US6320330B1 (en) 2001-11-20
FI991140A (fi) 2000-07-23

Similar Documents

Publication Publication Date Title
DE60040628D1 (de) Elektronisches Beleuchtungsgerät und Beleuchtungsverfahren
US8183795B2 (en) LED current-supplying circuit and LED current-controlling circuit
WO2006124278A3 (en) Dimmer having a power supply monitoring circuit
DE602005004207D1 (de) Ein Schaltnetzteil mit Synchrongleichrichtung
JP5627306B2 (ja) 誘導灯装置
JP5828042B2 (ja) 配光可変ランプ制御回路及び配光可変ランプ制御板
CN101420180B (zh) 开关电源器件
US20130093353A1 (en) Apparatus for automatically controlling the illumination of led lighting
US7071625B2 (en) LED illuminator with capability of stable brightness
CN104507240A (zh) 一种led灯控制装置
DE60122173D1 (de) Schaltung
KR20050027925A (ko) 히스테리시스 검출 방법, 히스테리시스 검출 회로 및휴대기기
TW201547323A (zh) 光源控制器、控制光源的方法以及電子設備
TW200744034A (en) Brightness control circuit and backlight control module
EP1505710A3 (de) Stromversorgungsvorrichtung mit einer Uberbrückungszeit
US8064226B2 (en) Control circuit with frequency compensation
ATE502436T1 (de) Hochstrom-ladungspumpe für intelligenten leistungsschaltertreiber
KR100503043B1 (ko) 외부적 트리거 신호가 효과적으로 사용된 스트로브 제어장치
NL8006421A (nl) Voedingsinrichting voor een elektrische flitsinrichting.
ATE300808T1 (de) Tragbares gerät mit verringerter verlustleistung
CN113015295A (zh) 一种具有电源控制电路的台灯
DE60111543D1 (de) Schaltungsanordnung
ATE387746T1 (de) Tuner-kompatible schaltnetzteilarchitektur
FI20045444A (fi) Flyback-teholähde ja menetelmä tämän yhteydessä
JP2007243629A (ja) キーｌｅｄ点灯回路及び携帯端末装置

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties