WO2004076231A3 - Automatic vehicle exterior light control systems - Google Patents

Automatic vehicle exterior light control systems Download PDF

Info

Publication number
WO2004076231A3
WO2004076231A3 PCT/US2004/004758 US2004004758W WO2004076231A3 WO 2004076231 A3 WO2004076231 A3 WO 2004076231A3 US 2004004758 W US2004004758 W US 2004004758W WO 2004076231 A3 WO2004076231 A3 WO 2004076231A3
Authority
WO
WIPO (PCT)
Prior art keywords
light control
control systems
vehicle exterior
automatic vehicle
exterior light
Prior art date
Application number
PCT/US2004/004758
Other languages
French (fr)
Other versions
WO2004076231A2 (en
Inventor
Joseph S Stam
Eric J Walstra
Keith H Berends
Brock R Rycenga
Kevin J Longworth
David A Meekhof
Original Assignee
Gentex Corp
Joseph S Stam
Eric J Walstra
Keith H Berends
Brock R Rycenga
Kevin J Longworth
David A Meekhof
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 Gentex Corp, Joseph S Stam, Eric J Walstra, Keith H Berends, Brock R Rycenga, Kevin J Longworth, David A Meekhof filed Critical Gentex Corp
Priority to MXPA05008703A priority Critical patent/MXPA05008703A/en
Priority to EP04712362.5A priority patent/EP1599905B1/en
Priority to KR1020057015474A priority patent/KR100874461B1/en
Priority to CA 2513683 priority patent/CA2513683C/en
Priority to JP2006503666A priority patent/JP2006518308A/en
Publication of WO2004076231A2 publication Critical patent/WO2004076231A2/en
Publication of WO2004076231A3 publication Critical patent/WO2004076231A3/en

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
    • 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
    • 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
    • B60Q1/06—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 adjustable, e.g. remotely-controlled from inside vehicle
    • B60Q1/08—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 adjustable, e.g. remotely-controlled from inside vehicle automatically
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G06V20/588—Recognition of the road, e.g. of lane markings; Recognition of the vehicle driving pattern in relation to the road
    • 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
    • B60Q2300/31—Atmospheric conditions
    • B60Q2300/312—Adverse weather
    • 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
    • B60Q2300/33—Driving situation
    • B60Q2300/332—Driving situation on city roads
    • 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
    • B60Q2300/42—Indexing codes relating to other road users or special conditions oncoming vehicle
    • 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
    • B60Q2300/45—Special conditions, e.g. pedestrians, road signs or potential dangers

Abstract

The present invention relates to a vehicle light control system (250) configured to distinguish between reflections off of a highly reflective surface and reflections off of atmospheric conditions of interest.
PCT/US2004/004758 2003-02-21 2004-02-18 Automatic vehicle exterior light control systems WO2004076231A2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
MXPA05008703A MXPA05008703A (en) 2003-02-21 2004-02-18 Automatic vehicle exterior light control systems.
EP04712362.5A EP1599905B1 (en) 2003-02-21 2004-02-18 Automatic vehicle exterior light control systems
KR1020057015474A KR100874461B1 (en) 2003-02-21 2004-02-18 External lighting control device of vehicle and automatic control device of vehicle
CA 2513683 CA2513683C (en) 2003-02-21 2004-02-18 Automatic vehicle exterior light control systems
JP2006503666A JP2006518308A (en) 2003-02-21 2004-02-18 Vehicle automatic external lighting control system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US44879303P 2003-02-21 2003-02-21
US60/448,793 2003-02-21
US10/777,468 US8045760B2 (en) 2003-02-21 2004-02-12 Automatic vehicle exterior light control systems
US10/777,468 2004-02-12

Publications (2)

Publication Number Publication Date
WO2004076231A2 WO2004076231A2 (en) 2004-09-10
WO2004076231A3 true WO2004076231A3 (en) 2005-05-06

Family

ID=32930494

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/004758 WO2004076231A2 (en) 2003-02-21 2004-02-18 Automatic vehicle exterior light control systems

Country Status (7)

Country Link
US (1) US8045760B2 (en)
EP (1) EP1599905B1 (en)
JP (1) JP2006518308A (en)
KR (1) KR100874461B1 (en)
CA (1) CA2513683C (en)
MX (1) MXPA05008703A (en)
WO (1) WO2004076231A2 (en)

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