DE69713391T2 - Treiberschaltung und betriebsverfahren - Google Patents

Treiberschaltung und betriebsverfahren

Info

Publication number
DE69713391T2
DE69713391T2 DE69713391T DE69713391T DE69713391T2 DE 69713391 T2 DE69713391 T2 DE 69713391T2 DE 69713391 T DE69713391 T DE 69713391T DE 69713391 T DE69713391 T DE 69713391T DE 69713391 T2 DE69713391 T2 DE 69713391T2
Authority
DE
Germany
Prior art keywords
driver circuit
operating method
operating
driver
circuit
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 - Lifetime
Application number
DE69713391T
Other languages
English (en)
Other versions
DE69713391D1 (de
Inventor
Hakan Andersson
Johan Uggmark
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20405354&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69713391(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE69713391D1 publication Critical patent/DE69713391D1/de
Application granted granted Critical
Publication of DE69713391T2 publication Critical patent/DE69713391T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • 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
DE69713391T 1997-01-03 1997-12-16 Treiberschaltung und betriebsverfahren Expired - Lifetime DE69713391T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9700013A SE519550C2 (sv) 1997-01-03 1997-01-03 Drivkrets samt förfarande för att driva en sådan drivkrets
PCT/SE1997/002119 WO1998030070A1 (en) 1997-01-03 1997-12-16 Driver circuit and method of operating the same

Publications (2)

Publication Number Publication Date
DE69713391D1 DE69713391D1 (de) 2002-07-18
DE69713391T2 true DE69713391T2 (de) 2003-02-06

Family

ID=20405354

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69713391T Expired - Lifetime DE69713391T2 (de) 1997-01-03 1997-12-16 Treiberschaltung und betriebsverfahren

Country Status (16)

Country Link
US (1) US6198405B1 (de)
EP (1) EP0950342B1 (de)
JP (1) JP3932057B2 (de)
KR (1) KR100462436B1 (de)
CN (1) CN1227952C (de)
AR (1) AR011352A1 (de)
AU (1) AU730938B2 (de)
BR (1) BR9714247A (de)
CO (1) CO4771134A1 (de)
DE (1) DE69713391T2 (de)
EE (1) EE9900268A (de)
HK (1) HK1024820A1 (de)
MY (1) MY129599A (de)
SE (1) SE519550C2 (de)
TR (1) TR199901532T2 (de)
WO (1) WO1998030070A1 (de)

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EP1078304B1 (de) * 1998-05-20 2003-07-16 The Foxboro Company Selbstüberprüfendes ausgangsmodul
FI106770B (fi) * 1999-01-22 2001-03-30 Nokia Mobile Phones Ltd Valaiseva elektroninen laite ja valaisumenetelmä
US6538626B1 (en) * 2000-07-27 2003-03-25 Hewlett-Packard Company Method and apparatus for illuminating two independent indicators with a single output pin
US6456204B1 (en) * 2000-09-29 2002-09-24 Motorola, Inc. Data transfer indicator circuit
US6580222B2 (en) 2001-02-20 2003-06-17 Durel Corporation Inverter for driving EL lamp and light emitting diodes
JP3664096B2 (ja) * 2001-04-25 2005-06-22 住友電装株式会社 ブザー駆動装置
KR100932143B1 (ko) * 2001-10-12 2009-12-16 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 가스 방전 램프 구동 방법과 장치 및 다운컨버터 디바이스
US7178971B2 (en) * 2001-12-14 2007-02-20 The University Of Hong Kong High efficiency driver for color light emitting diodes (LED)
EP1339262A1 (de) * 2002-02-26 2003-08-27 Telefonaktiebolaget Lm Ericsson Treiber für mindestens drei elektrische Lasten, insbesondere für Elektrolumineszenzlichtquellen
AU2003226972A1 (en) * 2002-02-26 2003-09-09 Telefonaktiebolaget Lm Ericsson (Publ) A driver for at least three electrical loads, especially for electroluminescent ligth sources
US6798152B2 (en) * 2002-08-21 2004-09-28 Freescale Semiconductor, Inc. Closed loop current control circuit and method thereof
CN100454731C (zh) * 2003-03-15 2009-01-21 鸿富锦精密工业（深圳）有限公司 电流驱动装置
WO2004100612A1 (en) * 2003-05-07 2004-11-18 Koninklijke Philips Electronics N.V. Single driver for multiple light emitting diodes
KR101037274B1 (ko) * 2003-07-16 2011-05-26 디에스피 그룹 스위?W랜드 아게 Ｌｅｄ 점등 장치 및 방법과, 배터리 공급형 장치
DE102004003698B4 (de) * 2004-01-24 2005-11-24 Preh Gmbh Schaltungsanordnung zur Ansteuerung von Leuchtmitteln
US7509057B2 (en) * 2004-02-25 2009-03-24 Zilog, Inc. IrDA transceiver module that also functions as remote control IR transmitter
US7120479B2 (en) * 2004-02-25 2006-10-10 Nellcor Puritan Bennett Inc. Switch-mode oximeter LED drive with a single inductor
US7356151B2 (en) * 2004-03-30 2008-04-08 Akg Acoustic Gmbh Microphone system
US20060139152A1 (en) * 2004-12-09 2006-06-29 Honeywell International, Inc. Multi-frequency fire alarm sounder
DE602005011053D1 (de) * 2005-01-06 2008-12-24 Infra Com Ltd Kommunikationsdioden-treiberschaltung
US7221044B2 (en) * 2005-01-21 2007-05-22 Ac Led Lighting, L.L.C. Heterogeneous integrated high voltage DC/AC light emitter
JP2006324534A (ja) * 2005-05-20 2006-11-30 Seiko Instruments Inc 発光ダイオード駆動回路
JP4692094B2 (ja) * 2005-06-20 2011-06-01 富士電機ホールディングス株式会社 線量計
DE102006030655A1 (de) * 2006-04-21 2007-10-25 Tridonicatco Gmbh & Co. Kg Notlichtgerät zum Betreiben einer Lichtquelle, insbesondere einer LED
FR2906396A1 (fr) * 2006-09-26 2008-03-28 Thomson Licensing Sas Ensemble d'elements a diode electroluminescente pour dispositif de retro-eclairage, dispositif de retro-eclairage et ecran a retro-eclairage.
US7714348B2 (en) * 2006-10-06 2010-05-11 Ac-Led Lighting, L.L.C. AC/DC light emitting diodes with integrated protection mechanism
JP2010528456A (ja) * 2007-05-11 2010-08-19 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のためのドライバ装置
JP5172500B2 (ja) * 2007-07-27 2013-03-27 ローム株式会社 駆動装置
ES2365553T3 (es) * 2007-12-03 2011-10-06 Sirio Panel S.P.A. Configuración de circuito para generar una señal modulada en anchura de pulsos, para accionar cargas eléctricas.
EP2298031B1 (de) * 2008-06-25 2011-12-28 Philips Intellectual Property & Standards GmbH Treiberanordnung für organische lichtemittierende dioden
DE102010001048A1 (de) * 2009-12-18 2011-06-22 Tridonic Gmbh & Co Kg Verfahren zum Betreiben eines elektrischen Leuchtmittels sowie Betriebsschaltung
JP2011253957A (ja) * 2010-06-02 2011-12-15 Panasonic Electric Works Co Ltd 発光装置
DE102010038787A1 (de) * 2010-08-02 2012-02-02 Osram Ag Schaltungsanordnung und Verfahren zum Betreiben mindestens einer ersten und mindestens einer zweiten Led
GB2492833A (en) * 2011-07-14 2013-01-16 Softkinetic Sensors Nv LED boost converter driver circuit for Time Of Flight light sources
US9924568B2 (en) * 2016-02-01 2018-03-20 Microsoft Technology Licensing, Llc Diode light source driver
JP6654535B2 (ja) * 2016-09-21 2020-02-26 日立オートモティブシステムズ株式会社 負荷駆動装置
CN107864535A (zh) * 2017-12-13 2018-03-30 刘向宁 发光二极管调流驱动电路
CN110086337A (zh) * 2019-04-30 2019-08-02 深圳市华星光电半导体显示技术有限公司 电压转换电路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3755697A (en) 1971-11-26 1973-08-28 Hewlett Packard Co Light-emitting diode driver
US3810149A (en) * 1972-07-03 1974-05-07 Nartron Corp Audio-visual signal device
DE2364301A1 (de) 1973-12-22 1975-06-26 Itt Ind Gmbh Deutsche Mit einer spule geschaltete leuchtdiode
US4274084A (en) * 1979-10-26 1981-06-16 Wheelock Signals, Inc. Audio-visual signal circuits
GB2172120A (en) * 1985-03-09 1986-09-10 English Electric Valve Co Ltd Graticule illuminator circuit for night-sight
US4673865A (en) * 1986-04-04 1987-06-16 Motorola, Inc. Charge coupled LED driver circuit
US4805739A (en) * 1988-01-14 1989-02-21 U.S. Elevator Corporation Elevator control switch and position indicator assembly
JP2618685B2 (ja) * 1988-05-19 1997-06-11 ティーディーケイ株式会社 圧電振動子駆動回路
US5005007A (en) * 1990-05-10 1991-04-02 Yu Li Enterprise Co. Ltd. Alarm device for marine tank
US5313141A (en) 1993-04-22 1994-05-17 Durel Corporation Three terminal inverter for electroluminescent lamps

Also Published As

Publication number Publication date
KR20000069874A (ko) 2000-11-25
AR011352A1 (es) 2000-08-16
AU5580598A (en) 1998-07-31
EP0950342B1 (de) 2002-06-12
BR9714247A (pt) 2000-04-18
SE9700013D0 (sv) 1997-01-03
US6198405B1 (en) 2001-03-06
DE69713391D1 (de) 2002-07-18
JP2001508612A (ja) 2001-06-26
KR100462436B1 (ko) 2004-12-17
TR199901532T2 (xx) 1999-09-21
CN1227952C (zh) 2005-11-16
CO4771134A1 (es) 1999-04-30
SE519550C2 (sv) 2003-03-11
SE9700013L (sv) 1998-07-04
EP0950342A1 (de) 1999-10-20
JP3932057B2 (ja) 2007-06-20
CN1242925A (zh) 2000-01-26
WO1998030070A1 (en) 1998-07-09
EE9900268A (et) 2000-02-15
HK1024820A1 (en) 2000-10-20
AU730938B2 (en) 2001-03-22
MY129599A (en) 2007-04-30

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