JP6390916B2 - 異常検出装置 - Google Patents

異常検出装置 Download PDF

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Publication number
JP6390916B2
JP6390916B2 JP2015151907A JP2015151907A JP6390916B2 JP 6390916 B2 JP6390916 B2 JP 6390916B2 JP 2015151907 A JP2015151907 A JP 2015151907A JP 2015151907 A JP2015151907 A JP 2015151907A JP 6390916 B2 JP6390916 B2 JP 6390916B2
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Japan
Prior art keywords
state
load
switching element
connection terminal
unit
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.)
Active
Application number
JP2015151907A
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English (en)
Japanese (ja)
Other versions
JP2017033741A (ja
JP2017033741A5 (enExample
Inventor
みゆき 西田
みゆき 西田
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.)
Denso Corp
Original Assignee
Denso 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
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2015151907A priority Critical patent/JP6390916B2/ja
Priority to US15/741,836 priority patent/US10195991B2/en
Priority to PCT/JP2016/070767 priority patent/WO2017022440A1/ja
Publication of JP2017033741A publication Critical patent/JP2017033741A/ja
Publication of JP2017033741A5 publication Critical patent/JP2017033741A5/ja
Application granted granted Critical
Publication of JP6390916B2 publication Critical patent/JP6390916B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not
    • 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
    • H05B45/395—Linear regulators
    • 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
    • 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
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/05—Special features for controlling or switching of the light beam
    • 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
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/10—Indexing codes relating to particular vehicle conditions
    • B60Q2300/14—Other vehicle conditions
    • B60Q2300/146—Abnormalities, e.g. fail-safe
    • 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
    • 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]
    • 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
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Electronic Switches (AREA)
JP2015151907A 2015-07-31 2015-07-31 異常検出装置 Active JP6390916B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2015151907A JP6390916B2 (ja) 2015-07-31 2015-07-31 異常検出装置
US15/741,836 US10195991B2 (en) 2015-07-31 2016-07-14 Abnormality detection device
PCT/JP2016/070767 WO2017022440A1 (ja) 2015-07-31 2016-07-14 異常検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015151907A JP6390916B2 (ja) 2015-07-31 2015-07-31 異常検出装置

Publications (3)

Publication Number Publication Date
JP2017033741A JP2017033741A (ja) 2017-02-09
JP2017033741A5 JP2017033741A5 (enExample) 2017-06-08
JP6390916B2 true JP6390916B2 (ja) 2018-09-19

Family

ID=57942852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015151907A Active JP6390916B2 (ja) 2015-07-31 2015-07-31 異常検出装置

Country Status (3)

Country Link
US (1) US10195991B2 (enExample)
JP (1) JP6390916B2 (enExample)
WO (1) WO2017022440A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6390916B2 (ja) * 2015-07-31 2018-09-19 株式会社デンソー 異常検出装置
KR101957485B1 (ko) * 2017-11-02 2019-03-12 현대오트론 주식회사 로우 사이드 구동 ic 고장진단 장치 및 방법
JP7119654B2 (ja) * 2018-07-02 2022-08-17 株式会社デンソー 負荷駆動装置
KR102100861B1 (ko) * 2018-12-06 2020-04-21 현대오트론 주식회사 로우 사이드 구동 ic 고장진단 장치 및 방법
JP7219333B2 (ja) * 2019-03-13 2023-02-07 日立Astemo株式会社 負荷駆動装置、エンジンシステム
JP7645671B2 (ja) * 2020-03-23 2025-03-14 古河電気工業株式会社 発光素子の故障判定装置、発光装置及び発光素子の故障判定方法
JP7527999B2 (ja) * 2021-02-15 2024-08-05 本田技研工業株式会社 電力供給回路

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10115279A1 (de) * 2000-03-31 2001-10-18 Toshiba Lighting & Technology Entladungslampenlicht und Leuchteinrichtung hierfür
JP2006279866A (ja) * 2005-03-30 2006-10-12 Fujitsu Ten Ltd 負荷駆動装置
JP4749304B2 (ja) * 2006-10-02 2011-08-17 日立オートモティブシステムズ株式会社 負荷駆動回路
JP5200864B2 (ja) 2008-10-31 2013-06-05 三菱自動車工業株式会社 Ｌｅｄ断線検出装置
KR101142280B1 (ko) * 2010-11-18 2012-05-07 주식회사 그라운드 Ｔｎ-ｃ 공통접지를 이용한 낙뢰방호장치
JP5708817B2 (ja) * 2011-09-29 2015-04-30 富士電機株式会社 負荷駆動回路
JP6291720B2 (ja) * 2013-04-24 2018-03-14 株式会社デンソー Ｌｅｄ異常検出装置
JP6124010B2 (ja) * 2013-08-26 2017-05-10 株式会社デンソー 電子制御装置
JP6119510B2 (ja) 2013-08-27 2017-04-26 株式会社デンソー Ｌｅｄ点灯部の異常検出装置
JP6188528B2 (ja) 2013-10-11 2017-08-30 アルパイン株式会社 バックライトの異常検出装置および異常検出システム
JP6390916B2 (ja) * 2015-07-31 2018-09-19 株式会社デンソー 異常検出装置
JP6391608B2 (ja) * 2016-02-10 2018-09-19 株式会社デンソーテン 異常検知装置及び異常検知方法

Also Published As

Publication number Publication date
US10195991B2 (en) 2019-02-05
WO2017022440A1 (ja) 2017-02-09
JP2017033741A (ja) 2017-02-09
US20180194283A1 (en) 2018-07-12

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