ITTO20030872A1 - Circuito per l'illuminazione di diodi ad emissione luminosa. - Google Patents

Circuito per l'illuminazione di diodi ad emissione luminosa.

Info

Publication number
ITTO20030872A1
ITTO20030872A1 IT000872A ITTO20030872A ITTO20030872A1 IT TO20030872 A1 ITTO20030872 A1 IT TO20030872A1 IT 000872 A IT000872 A IT 000872A IT TO20030872 A ITTO20030872 A IT TO20030872A IT TO20030872 A1 ITTO20030872 A1 IT TO20030872A1
Authority
IT
Italy
Prior art keywords
illumination
circuit
light
emitted diodes
diodes
Prior art date
Application number
IT000872A
Other languages
English (en)
Inventor
Atsuyuki Kobayashi
Original Assignee
Honda Motor Co Ltd
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
Application filed by Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of ITTO20030872A1 publication Critical patent/ITTO20030872A1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • 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]
    • 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
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
IT000872A 2002-11-25 2003-11-04 Circuito per l'illuminazione di diodi ad emissione luminosa. ITTO20030872A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002340798A JP4039623B2 (ja) 2002-11-25 2002-11-25 発光ダイオード点灯回路

Publications (1)

Publication Number Publication Date
ITTO20030872A1 true ITTO20030872A1 (it) 2004-05-26

Family

ID=32703330

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000872A ITTO20030872A1 (it) 2002-11-25 2003-11-04 Circuito per l'illuminazione di diodi ad emissione luminosa.

Country Status (4)

Country Link
US (1) US7010007B2 (it)
JP (1) JP4039623B2 (it)
CN (1) CN100348076C (it)
IT (1) ITTO20030872A1 (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10734896B2 (en) 2003-07-07 2020-08-04 Rohm Co., Ltd. Load driving device, and lighting apparatus and liquid crystal display device using the same
US8519680B2 (en) 2003-07-07 2013-08-27 Rohm Co., Ltd. Load driving device, and lighting apparatus and liquid crystal display device using the same
DE602004008840T2 (de) * 2003-07-07 2008-06-19 Rohm Co., Ltd., Kyoto Lasttreibervorrichtung und tragbare Vorrichtung, die solche Lasttreibervorrichtung verwendet
DE102006000810B4 (de) * 2006-01-03 2007-10-04 Vossloh-Schwabe Optoelectronic Gmbh & Co. Kg Verschaltete Anordnung von wenigstens einen Leuchtdiodenchip aufweisenden Einzelmodulen
CN100574103C (zh) * 2006-03-08 2009-12-23 中国科学院半导体研究所 Cmos硅发光二极管驱动电路
US7839099B2 (en) * 2006-04-07 2010-11-23 Semiconductor Components Industries, Llc LED control circuit and method therefor
US20080130303A1 (en) * 2006-12-05 2008-06-05 Harley-Davidson Motor Company Group, Inc. Light emitting diode stop/tail/turn light assembly and method of operation
EP2182775B1 (en) 2008-10-29 2012-08-15 Thales Deutschland GmbH Detection of earth faults and interwire short circuits for DC lamp circuits
JP5425004B2 (ja) 2010-07-05 2014-02-26 本田技研工業株式会社 鞍乗型車両の発光ダイオード点灯回路
JP5989455B2 (ja) 2012-08-21 2016-09-07 ローム株式会社 リーク電流検出回路、半導体装置、ｌｅｄ照明装置、車両
ITMI20121772A1 (it) * 2012-10-19 2014-04-20 St Microelectronics Srl Dispositivo elettronico e metodo per comandare le lampadine delle frecce direzionali di un veicolo
DE102013103307A1 (de) * 2013-04-03 2014-10-23 Hella Kgaa Hueck & Co. Vorrichtung und Verfahren zur Überwachung einer Anhängeran schlussdose
TWI549843B (zh) * 2013-10-29 2016-09-21 Keeper Technology Co Ltd Separate driving lights and brake lights control circuit
JP2015116892A (ja) * 2013-12-17 2015-06-25 スタンレー電気株式会社 車両用灯具の点灯制御装置、車両用灯具システム
WO2015151204A1 (ja) * 2014-03-31 2015-10-08 本田技研工業株式会社 車両用ｌｅｄ灯火器システム
JP6062603B1 (ja) * 2015-03-27 2017-01-25 新電元工業株式会社 車両用ｌｅｄランプ点灯回路、車両用ｌｅｄランプ点灯装置、および車両用ｌｅｄランプ点灯回路の制御方法
KR101738061B1 (ko) * 2016-02-25 2017-05-22 현대아이에이치엘 주식회사 차량용 리어 콤비네이션 램프 장치의 발광 다이오드 구동 회로
JP2019025922A (ja) * 2017-07-25 2019-02-21 日本精機株式会社 インジケータ点灯回路及び自動二輪車

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509684C3 (de) * 1975-03-06 1984-08-16 WERSI - electronic GmbH & Co KG für elektronische Geräte und elektronische Bauelemente, 5401 Halsenbach Elektronisches Tastenmusikinstrument, insbesondere Orgel
JPH01123483A (ja) * 1987-11-07 1989-05-16 Mitsubishi Electric Corp Ｌｅｄ駆動回路
US5193108A (en) * 1991-10-04 1993-03-09 Leviton Manufacturing Co., Inc. Portable telecommunications test instrument with inductive probe circuit
EP0679025B1 (de) * 1994-04-21 2000-03-22 Philips Patentverwaltung GmbH Schaltungsanordnung zum Einspeisen eines Antennensignals
DE69618782T2 (de) * 1995-06-23 2002-09-12 British Telecomm Lasersteuerschaltung
US5802089A (en) * 1996-10-22 1998-09-01 Maxim Integrated Products, Inc. Laser diode driver having automatic power control with smooth enable function
US6051895A (en) * 1998-04-17 2000-04-18 Milltronics Ltd. Electronic switch relay
JP3957150B2 (ja) * 2001-02-08 2007-08-15 セイコーインスツル株式会社 Ｌｅｄ駆動回路

Also Published As

Publication number Publication date
CN1503610A (zh) 2004-06-09
JP4039623B2 (ja) 2008-01-30
CN100348076C (zh) 2007-11-07
US7010007B2 (en) 2006-03-07
US20040155604A1 (en) 2004-08-12
JP2004179228A (ja) 2004-06-24

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