FR3034950A1 - - Google Patents

Download PDF

Info

Publication number
FR3034950A1
FR3034950A1 FR1653047A FR1653047A FR3034950A1 FR 3034950 A1 FR3034950 A1 FR 3034950A1 FR 1653047 A FR1653047 A FR 1653047A FR 1653047 A FR1653047 A FR 1653047A FR 3034950 A1 FR3034950 A1 FR 3034950A1
Authority
FR
France
Prior art keywords
light source
mode
vehicle
signal
vehicle lamp
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.)
Granted
Application number
FR1653047A
Other languages
English (en)
French (fr)
Other versions
FR3034950B1 (fr
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 FR3034950A1 publication Critical patent/FR3034950A1/fr
Application granted granted Critical
Publication of FR3034950B1 publication Critical patent/FR3034950B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B60Q1/02—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
    • 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
    • B60Q1/1415—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)
FR1653047A 2015-04-07 2016-04-07 Lampe de vehicule Active FR3034950B1 (fr)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
FR3034950A1 true FR3034950A1 (enExample) 2016-10-14
FR3034950B1 FR3034950B1 (fr) 2018-09-07

Family

ID=56986710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1653047A Active FR3034950B1 (fr) 2015-04-07 2016-04-07 Lampe de vehicule

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)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3275732B1 (en) * 2015-03-26 2020-09-23 Koito Manufacturing Co., Ltd. Vehicular lamp device and lamp device system
JP6975155B2 (ja) * 2016-09-09 2021-12-01 株式会社小糸製作所 点灯回路、車両用灯具
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
US10212772B2 (en) * 2017-01-30 2019-02-19 Shindengen Electric Manufacturing Co., Ltd. LED control device and control method of LED control device
US10420178B2 (en) 2017-03-14 2019-09-17 Infineon Technologies Ag Light emitting diode driver for load and supply changes
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
JP7284705B2 (ja) * 2017-10-19 2023-05-31 株式会社小糸製作所 車両用ランプシステム
CN112004718B (zh) * 2018-04-25 2023-08-11 株式会社小糸制作所 尾转向灯
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
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
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
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
US8541947B2 (en) * 2007-03-22 2013-09-24 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
JP6274860B2 (ja) * 2010-12-21 2018-02-07 フィリップス ライティング ホールディング ビー ヴィ 照明ドライバーにおけるオーバーシュート電流とアンダーシュート電流を制限する方法および装置
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
CN104823122B (zh) * 2012-12-04 2018-06-29 金泰克斯公司 用于检测明亮的城市条件的成像系统和方法
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
CA2926811C (en) * 2013-10-07 2023-03-21 Google Inc. Smart-home hazard detector providing context specific features and/or pre-alarm configurations
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

Also Published As

Publication number Publication date
US9840186B2 (en) 2017-12-12
FR3034950B1 (fr) 2018-09-07
CN106060997A (zh) 2016-10-26
US20160297351A1 (en) 2016-10-13
CN106060997B (zh) 2018-02-09
JP2016199083A (ja) 2016-12-01
DE102016205796A1 (de) 2016-10-13
JP6688008B2 (ja) 2020-04-28

Similar Documents

Publication Publication Date Title
FR3034950A1 (enExample)
CN112384439B (zh) 两轮车辆的自适应照明系统
FR3026912B1 (fr) Lampe pour vehicule et son circuit d'eclairage
EP2289737A1 (fr) Dispositif et procédé de commande de l'alimentation d'un projecteur
FR3029599A1 (enExample)
US11027790B2 (en) Adaptive lighting system
EP2892758A1 (fr) Procédé de commande d'un système d'éclairage adaptatif
FR3039797A1 (fr) Lampe de vehicule
FR2878797A1 (fr) Phare de vehicule avec unite de prevention d'eblouissement
EP2874468A2 (fr) Dispositif de commande d'une pluralité d'ensembles de LED, notamment pour véhicule automobile
JP4661847B2 (ja) 車両用ライト制御装置
FR2918323A1 (fr) Lampe pour vehicule
FR3040339A1 (fr) Systeme de phare de vehicule
KR101220039B1 (ko) 차량의 전조등 제어 시스템
JP2014525867A (ja) 車両の機能部材を制御する方法
FR2988052A1 (fr) Procede d'adaptation d'au moins un parametre photometrique d'une source lumineuse de vehicule automobile et systeme d'adaptation correspondant
FR3005137A1 (fr) Procede de commande d'un systeme d'eclairage reglable, pour un vehicule porteur
FR2957864A1 (fr) Dispositif de commande de l'alimentation d'un projecteur
JP2000280945A (ja) 自転車用前照灯の光量漸減装置
JP4335848B2 (ja) オートライト制御装置
JP2012153307A (ja) 前照灯制御装置
FR3153396A1 (fr) Procédé pour le contrôle dynamique d’un système d'éclairage d’un véhicule, élément informatique, programme d’ordinateur et système d’éclairage pour la mise en œuvre du procédé
JP2008174172A (ja) オートライト装置
WO2025068445A1 (fr) Procédé pour le contrôle dynamique d'un système d'éclairage d'un véhicule, élément informatique, programme d'ordinateur et système d'éclairage pour la mise en oeuvre du procédé
JP2613825B2 (ja) 車両用前照灯の照射角度調整方法

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLFP Fee payment

Year of fee payment: 3

PLSC Publication of the preliminary search report

Effective date: 20180302

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

PLFP Fee payment

Year of fee payment: 9