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Title:
SYSTEM FOR CONTROLLING ORIENTATION OF HEAD LAMP FOR VEHICLE AND ITS METHOD
Document Type and Number:
Japanese Patent JP2004189223
Kind Code:
A
Abstract:

To provide a system for controlling an orientation of a head lamp for a vehicle, fixed on a movable reflector and furnished with a light source fixed on the movable reflector connected to a picture image processing unit.

This method to control the orientation of the head lamp for the vehicle at a current position is furnished with a process to record a continuous picture image of a scenery of a road in front of the vehicle, a process to process at least one picture image of the scenery of the road, a process to decide a measuring horizontal line HM of the scenery of the road from the picture image after the previous processing, a process to determine a distance E between the measuring horizontal line and a set horizontal line by comparing this measuring horizontal line with the specified set horizontal line HC and a process to regulate the direction of the head lamp so that the distance between the measuring horizontal line and the set horizontal line becomes zero.


Inventors:
ALBOU PIERRE
JOEL LELEVE
Application Number:
JP2003409795A
Publication Date:
July 08, 2004
Filing Date:
December 09, 2003
Export Citation:
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Assignee:
VALEO VISION
International Classes:
G03B15/00; B60Q1/08; B60Q1/10; B60Q1/115; B60Q1/14; B60R1/00; F21S8/10; F21V7/16; F21V14/04; G03B17/02; F21W101/10; F21Y101/00; (IPC1-7): B60Q1/08; B60Q1/14; B60R1/00; F21S8/10; F21V7/16; F21V14/04; G03B15/00; G03B17/02
Domestic Patent References:
JPH11513338A1999-11-16
JP2001260777A2001-09-26
JPH0798225A1995-04-11
JPH06144108A1994-05-24
Attorney, Agent or Firm:
Soichi Takezawa
Noritsugu Nakama