DE102016205796A1 - Fahrzeuglampe - Google Patents

Fahrzeuglampe Download PDF

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Publication number
DE102016205796A1
DE102016205796A1 DE102016205796.0A DE102016205796A DE102016205796A1 DE 102016205796 A1 DE102016205796 A1 DE 102016205796A1 DE 102016205796 A DE102016205796 A DE 102016205796A DE 102016205796 A1 DE102016205796 A1 DE 102016205796A1
Authority
DE
Germany
Prior art keywords
light source
mode
vehicle
turned
turn
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.)
Pending
Application number
DE102016205796.0A
Other languages
German (de)
English (en)
Inventor
Tomoyuki Ichikawa
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.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing 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 Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Publication of DE102016205796A1 publication Critical patent/DE102016205796A1/de
Pending legal-status Critical Current

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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]
    • 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
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B60Q1/1407—General lighting circuits comprising dimming circuits
    • 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
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B60Q1/1415—Dimming circuits
    • B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
    • B60Q1/143—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic combined with another condition, e.g. using vehicle recognition from camera images or activation of wipers
    • 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]
    • H05B45/10—Controlling the intensity of the light
    • 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
    • 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]
    • H05B45/40—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
    • 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
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • 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
    • B60Q2300/30—Indexing codes relating to the vehicle environment
    • B60Q2300/32—Road surface or travel path
    • B60Q2300/322—Road curvature
    • 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
    • B60Q2300/40—Indexing codes relating to other road users or special conditions
    • B60Q2300/41—Indexing codes relating to other road users or special conditions preceding vehicle
    • 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
    • H05B45/32—Pulse-control circuits
    • H05B45/325—Pulse-width modulation [PWM]
    • 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
    • H05B45/345—Current stabilisation; Maintaining constant current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
DE102016205796.0A 2015-04-07 2016-04-07 Fahrzeuglampe Pending DE102016205796A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015078686A JP6688008B2 (ja) 2015-04-07 2015-04-07 車両用灯具
JP2015-078686 2015-04-07

Publications (1)

Publication Number Publication Date
DE102016205796A1 true DE102016205796A1 (de) 2016-10-13

Family

ID=56986710

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102016205796.0A Pending DE102016205796A1 (de) 2015-04-07 2016-04-07 Fahrzeuglampe

Country Status (5)

Country Link
US (1) US9840186B2 (enExample)
JP (1) JP6688008B2 (enExample)
CN (1) CN106060997B (enExample)
DE (1) DE102016205796A1 (enExample)
FR (1) FR3034950B1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10420178B2 (en) 2017-03-14 2019-09-17 Infineon Technologies Ag Light emitting diode driver for load and supply changes
EP3576498A4 (en) * 2017-01-30 2020-01-01 Shindengen Electric Manufacturing Co., Ltd. LED CONTROL DEVICE AND CONTROL METHOD FOR THE LED CONTROL DEVICE

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110497838B (zh) * 2015-03-26 2023-08-01 株式会社小糸制作所 车辆用灯具和灯具系统
CN109691235B (zh) * 2016-09-09 2021-02-19 株式会社小糸制作所 点亮电路、车辆用灯具及光源的驱动方法
JP6782176B2 (ja) * 2017-01-23 2020-11-11 株式会社小糸製作所 点灯回路および車両用灯具
KR102094679B1 (ko) * 2017-04-11 2020-04-01 제트카베 그룹 게엠베하 차량용 레이저 헤드 램프 및 차량
JP6872413B2 (ja) * 2017-04-28 2021-05-19 株式会社小糸製作所 車両用灯具
JP7009097B2 (ja) * 2017-07-10 2022-01-25 株式会社小糸製作所 光学ユニット
KR102345250B1 (ko) * 2017-07-18 2021-12-31 엘지전자 주식회사 반도체 발광 소자를 이용한 차량용 램프
DE102017119795A1 (de) * 2017-08-29 2019-02-28 HELLA GmbH & Co. KGaA Verfahren zur Ansteuerung mindestens eines Hauptscheinwerfers einer Beleuchtungseinheit für ein Kraftfahrzeug, Beleuchtungseinheit, Computerprogrammprodukt und computerlesbares Medium
WO2019078302A1 (ja) * 2017-10-19 2019-04-25 株式会社小糸製作所 車両用ランプシステム
JP7248657B2 (ja) * 2018-04-25 2023-03-29 株式会社小糸製作所 リアターンランプ
JP7149787B2 (ja) * 2018-09-21 2022-10-07 株式会社小糸製作所 車両用灯具およびその制御方法
FR3088408B1 (fr) * 2018-11-09 2020-11-13 Valeo Vision Dispositif lumineux pour un vehicule automobile comprenant une source lumineuse matricielle
JP7365866B2 (ja) * 2018-12-10 2023-10-20 株式会社小糸製作所 灯具モジュール
CN111071141A (zh) * 2019-12-27 2020-04-28 北京海纳川汽车部件股份有限公司 车辆及其前照灯的控制方法和控制装置
WO2021193830A1 (ja) * 2020-03-26 2021-09-30 株式会社小糸製作所 車両用灯具システムおよびそのコントローラ
CN113531474B (zh) * 2020-04-17 2022-08-05 华域视觉科技(上海)有限公司 防炫目远光灯和车辆
CN113531476B (zh) * 2020-04-17 2025-05-20 华域视觉科技(上海)有限公司 远光照明装置、车灯及车辆
US12072075B2 (en) 2020-04-17 2024-08-27 Hasco Vision Technology Co., Ltd. Primary optical structure, high-beam lighting device, anti-glare high-beam lamp and vehicle
KR102435406B1 (ko) * 2020-07-03 2022-08-24 현대모비스 주식회사 카메라 내장 램프의 비동기 제어 시스템 및 방법
JP7542375B2 (ja) * 2020-09-23 2024-08-30 スタンレー電気株式会社 車両用灯具システム
FR3130012B1 (fr) * 2021-12-06 2024-03-29 Valeo Vision Procédé de commande d’allumage d'au moins une source lumineuse disposée à une extrémité d'au moins un guide de lumière
EP4245606B1 (de) * 2022-03-16 2025-05-07 ZKW Group GmbH Verfahren zur steuerung eines adaptiven kraftfahrzeugscheinwerfers
WO2025074815A1 (ja) * 2023-10-06 2025-04-10 株式会社小糸製作所 点灯回路、及び車両用灯具

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6772057B2 (en) * 1995-06-07 2004-08-03 Automotive Technologies International, Inc. Vehicular monitoring systems using image processing
US9008854B2 (en) * 1995-06-07 2015-04-14 American Vehicular Sciences Llc Vehicle component control methods and systems
JP2001213227A (ja) 2000-02-04 2001-08-07 Koito Mfg Co Ltd 車輌用照明システム
US6969183B2 (en) * 2002-12-27 2005-11-29 Ichikoh Industries, Ltd. Digital lighting apparatus for vehicle, controller for digital lighting apparatus, and control program for digital lighting apparatus
JP2004231137A (ja) * 2003-01-31 2004-08-19 Harison Toshiba Lighting Corp 車両用前照灯点灯装置および車両
JP4152779B2 (ja) * 2003-03-13 2008-09-17 株式会社小糸製作所 車両用前照灯システム
JP4333391B2 (ja) * 2004-02-09 2009-09-16 市光工業株式会社 配光制御システム
JP2007045250A (ja) * 2005-08-08 2007-02-22 Ichikoh Ind Ltd 車両用照明装置
JP2007230382A (ja) * 2006-03-01 2007-09-13 Ichikoh Ind Ltd 車両用照明装置
EP2139723A2 (en) * 2007-03-22 2010-01-06 Johnson Controls Technology Company Lighting devices
JP2009083835A (ja) 2007-09-14 2009-04-23 Koito Mfg Co Ltd 車両用ランプ
DE102008041355A1 (de) * 2008-08-19 2010-02-25 Robert Bosch Gmbh Verkehrssituationsangepasste Licht-Energiesparfunktion
JP5341465B2 (ja) * 2008-10-20 2013-11-13 スタンレー電気株式会社 車両用前照灯
GB201011081D0 (en) * 2010-07-01 2010-08-18 Macfarlane Alistair Improved semi resonant switching regulator, power factor control and LED lighting
US9198256B2 (en) * 2010-12-21 2015-11-24 Koninklijke Philips N.V. Method and apparatus to limit current overshoot and undershoot in light driver
JP5918527B2 (ja) * 2011-12-26 2016-05-18 株式会社小糸製作所 車両用灯具
JP5680573B2 (ja) * 2012-01-18 2015-03-04 富士重工業株式会社 車両の走行環境認識装置
JP6048199B2 (ja) * 2012-03-22 2016-12-21 株式会社デンソー 車両用照明装置
US20130321143A1 (en) * 2012-05-24 2013-12-05 Clyde H. Boyer Modulated intensity flasher for vehicle brake light with accelerometer detection of hard-braking movement and backing-out indicator
US8872438B2 (en) * 2012-06-14 2014-10-28 Xunwei Zhou LED light dimming with a target brightness
JP2014031157A (ja) * 2012-07-10 2014-02-20 Koito Mfg Co Ltd 車両用ランプ
WO2014089050A1 (en) * 2012-12-04 2014-06-12 Gentex Corporation Imaging system and method for detecting a bright city condition
JP6263839B2 (ja) * 2013-02-20 2018-01-24 市光工業株式会社 車両用灯具
US20140309855A1 (en) * 2013-04-12 2014-10-16 Bao Tran Smart car with automatic signalling
CN103192759B (zh) 2013-04-22 2016-02-03 长安大学 一种夜间会车用的面阵led车灯控制系统及其控制方法
EP3651136B1 (en) * 2013-10-07 2022-12-07 Google LLC Smart-home hazard detector providing non-alarm status signals at opportune moments
JP6199721B2 (ja) * 2013-12-06 2017-09-20 株式会社小糸製作所 車両用灯具
DE102014214649B4 (de) * 2014-07-25 2025-01-23 Robert Bosch Gmbh Verfahren zum Ausrichten eines Leuchtbereichs eines Scheinwerfers eines Fahrzeugs in Abhängigkeit eines Umfelds des Fahrzeugs, Vorrichtung, Computerprogramm und maschinenlesbares Speichermedium
JP6506956B2 (ja) * 2014-12-04 2019-04-24 株式会社小糸製作所 車両用灯具システム
JP6376347B2 (ja) * 2015-02-02 2018-08-22 ウシオ電機株式会社 車両運転支援装置
US9555736B2 (en) * 2015-04-03 2017-01-31 Magna Electronics Inc. Vehicle headlamp control using sensing and communication systems

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3576498A4 (en) * 2017-01-30 2020-01-01 Shindengen Electric Manufacturing Co., Ltd. LED CONTROL DEVICE AND CONTROL METHOD FOR THE LED CONTROL DEVICE
US10420178B2 (en) 2017-03-14 2019-09-17 Infineon Technologies Ag Light emitting diode driver for load and supply changes
DE102018105742B4 (de) 2017-03-14 2023-04-20 Infineon Technologies Ag Leuchtdiodentreiber für Last- und Versorgungsänderungen

Also Published As

Publication number Publication date
FR3034950A1 (enExample) 2016-10-14
FR3034950B1 (fr) 2018-09-07
US9840186B2 (en) 2017-12-12
JP6688008B2 (ja) 2020-04-28
CN106060997A (zh) 2016-10-26
CN106060997B (zh) 2018-02-09
JP2016199083A (ja) 2016-12-01
US20160297351A1 (en) 2016-10-13

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