FR3034950B1 - Lampe de vehicule - Google Patents

Lampe de vehicule Download PDF

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Publication number
FR3034950B1
FR3034950B1 FR1653047A FR1653047A FR3034950B1 FR 3034950 B1 FR3034950 B1 FR 3034950B1 FR 1653047 A FR1653047 A FR 1653047A FR 1653047 A FR1653047 A FR 1653047A FR 3034950 B1 FR3034950 B1 FR 3034950B1
Authority
FR
France
Prior art keywords
vehicle lamp
lamp
vehicle
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
FR1653047A
Other languages
English (en)
Other versions
FR3034950A1 (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
JP2015078686A JP6688008B2 (ja) 2015-04-07 2015-04-07 車両用灯具
JP2015-078686 2015-04-07

Publications (2)

Publication Number Publication Date
FR3034950A1 FR3034950A1 (fr) 2016-10-14
FR3034950B1 true 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 (fr)
JP (1) JP6688008B2 (fr)
CN (1) CN106060997B (fr)
DE (1) DE102016205796A1 (fr)
FR (1) FR3034950B1 (fr)

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CN107406029B (zh) * 2015-03-26 2021-03-09 株式会社小糸制作所 车辆用灯具和灯具系统
WO2018047915A1 (fr) * 2016-09-09 2018-03-15 株式会社小糸製作所 Circuit d'éclairage, lampe de véhicule et procédé de commande de source de lumière
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
EP3576498B1 (fr) * 2017-01-30 2020-10-07 Shindengen Electric Manufacturing Co., Ltd. Dispositif de commande de del et procédé de commande de dispositif de commande de del
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
CN117087530A (zh) * 2018-04-25 2023-11-21 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
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
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
CN113531476A (zh) * 2020-04-17 2021-10-22 华域视觉科技(上海)有限公司 远光照明装置、车灯及车辆
KR102435406B1 (ko) * 2020-07-03 2022-08-24 현대모비스 주식회사 카메라 내장 램프의 비동기 제어 시스템 및 방법
EP4245606A1 (fr) 2022-03-16 2023-09-20 ZKW Group GmbH Procédé de commande d'un phare adaptatif de véhicule automobile

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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
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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
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Also Published As

Publication number Publication date
CN106060997B (zh) 2018-02-09
CN106060997A (zh) 2016-10-26
JP2016199083A (ja) 2016-12-01
US20160297351A1 (en) 2016-10-13
US9840186B2 (en) 2017-12-12
JP6688008B2 (ja) 2020-04-28
FR3034950A1 (fr) 2016-10-14
DE102016205796A1 (de) 2016-10-13

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