TWI554153B - Lamp drive power and lamp drive power control method - Google Patents

Lamp drive power and lamp drive power control method Download PDF

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Publication number
TWI554153B
TWI554153B TW103114504A TW103114504A TWI554153B TW I554153 B TWI554153 B TW I554153B TW 103114504 A TW103114504 A TW 103114504A TW 103114504 A TW103114504 A TW 103114504A TW I554153 B TWI554153 B TW I554153B
Authority
TW
Taiwan
Prior art keywords
terminal
circuit
lamp
power supply
control
Prior art date
Application number
TW103114504A
Other languages
English (en)
Chinese (zh)
Other versions
TW201448670A (zh
Inventor
Toyotaka Takashima
Teppei Matsuzaki
Ryohei Kitamura
Original Assignee
Shindengen Electric Mfg
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 Shindengen Electric Mfg, Honda Motor Co Ltd filed Critical Shindengen Electric Mfg
Publication of TW201448670A publication Critical patent/TW201448670A/zh
Application granted granted Critical
Publication of TWI554153B publication Critical patent/TWI554153B/zh

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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • 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
    • 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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/54—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a series array of LEDs

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
TW103114504A 2013-05-13 2014-04-22 Lamp drive power and lamp drive power control method TWI554153B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2013/063300 WO2014184847A1 (ja) 2013-05-13 2013-05-13 ランプ駆動電源、および、ランプ駆動電源の制御方法

Publications (2)

Publication Number Publication Date
TW201448670A TW201448670A (zh) 2014-12-16
TWI554153B true TWI554153B (zh) 2016-10-11

Family

ID=51897868

Family Applications (1)

Application Number Title Priority Date Filing Date
TW103114504A TWI554153B (zh) 2013-05-13 2014-04-22 Lamp drive power and lamp drive power control method

Country Status (8)

Country Link
EP (1) EP2999312B1 (es)
JP (1) JP5684432B1 (es)
CN (1) CN104509212B (es)
BR (1) BR112014018489B1 (es)
ES (1) ES2651323T3 (es)
TW (1) TWI554153B (es)
WO (1) WO2014184847A1 (es)
ZA (1) ZA201405502B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6140890B2 (ja) * 2015-03-27 2017-06-07 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
WO2019163074A1 (ja) * 2018-02-23 2019-08-29 新電元工業株式会社 車両用ｌｅｄ点灯制御回路、車両用ｌｅｄ点灯制御装置、及び、車両用ｌｅｄ点灯制御回路の制御方法
WO2019163076A1 (ja) * 2018-02-23 2019-08-29 新電元工業株式会社 車両用ｌｅｄ点灯制御装置、及び、車両用ｌｅｄ点灯制御装置の制御方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200721536A (en) * 2005-11-25 2007-06-01 Nat Univ Chung Cheng A light emitting diode(LED)with a backup circuit
WO2010022350A2 (en) * 2008-08-21 2010-02-25 Asic Advantage Inc. Light emitting diode fault monitoring
TW201215236A (en) * 2010-08-27 2012-04-01 Sharp Kk Drive device and light-emitting device
EP2587888A1 (en) * 2011-07-21 2013-05-01 Silicon Touch Technology, Inc. Shunt protection module and method for series connected devices

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002025784A (ja) * 2000-04-28 2002-01-25 Takashi Ishizawa Ｌｅｄ点灯回路
FR2864418B1 (fr) * 2003-12-19 2006-09-01 Valeo Vision Dispositif d'alimentation electrique pour diodes electroluminescentes, et projecteur lumineux comportant un tel dispositif
JP2006103404A (ja) * 2004-10-01 2006-04-20 Koito Mfg Co Ltd 車両用灯具の点灯制御回路
TWI334742B (en) * 2006-11-06 2010-12-11 Ite Tech Inc Light emitting diode driver and display using the same
JP4698560B2 (ja) * 2006-11-24 2011-06-08 スタンレー電気株式会社 可変負荷型点灯回路
JP4714701B2 (ja) * 2007-03-02 2011-06-29 スタンレー電気株式会社 Ｌｅｄ車両用灯具の点灯制御回路
JP2009038247A (ja) * 2007-08-02 2009-02-19 Mitsubishi Electric Corp Ｌｅｄ点灯装置
US7994725B2 (en) * 2008-11-06 2011-08-09 Osram Sylvania Inc. Floating switch controlling LED array segment
DE102009017989A1 (de) * 2009-04-21 2010-10-28 Vossloh-Schwabe Optoelectronic Gmbh & Co. Kg LED-Überwachungseinrichtung
JP2012160413A (ja) 2011-02-03 2012-08-23 Sharp Corp Ｌｅｄ点灯制御装置及びそれを備えた電子機器
WO2012127515A1 (ja) * 2011-03-18 2012-09-27 三菱電機株式会社 Ｌｅｄ点灯装置
JP5624952B2 (ja) * 2011-07-08 2014-11-12 新電元工業株式会社 制御装置、及び制御方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200721536A (en) * 2005-11-25 2007-06-01 Nat Univ Chung Cheng A light emitting diode(LED)with a backup circuit
WO2010022350A2 (en) * 2008-08-21 2010-02-25 Asic Advantage Inc. Light emitting diode fault monitoring
TW201215236A (en) * 2010-08-27 2012-04-01 Sharp Kk Drive device and light-emitting device
EP2587888A1 (en) * 2011-07-21 2013-05-01 Silicon Touch Technology, Inc. Shunt protection module and method for series connected devices

Also Published As

Publication number Publication date
BR112014018489A2 (pt) 2019-09-24
CN104509212B (zh) 2017-02-22
TW201448670A (zh) 2014-12-16
EP2999312A1 (en) 2016-03-23
ES2651323T3 (es) 2018-01-25
JPWO2014184847A1 (ja) 2017-02-23
ZA201405502B (en) 2016-05-25
EP2999312A4 (en) 2016-06-15
CN104509212A (zh) 2015-04-08
EP2999312B1 (en) 2017-10-25
WO2014184847A1 (ja) 2014-11-20
BR112014018489B1 (pt) 2021-12-14
JP5684432B1 (ja) 2015-03-11
BR112014018489A8 (pt) 2021-04-27

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