The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 04, 2015
Filed:
Nov. 02, 2011
Yusuke Kasaba, Shizuoka, JP;
Masashi Yamazaki, Shizuoka, JP;
Atsushi Toda, Shizuoka, JP;
KOITO MANUFACTURING CO., LTD., Tokyo, JP;
Abstract
A vehicle lamp controller, a vehicle lamp system having the vehicle controller, and a vehicle lamp control method are provided. The vehicle lamp controller includes a receiver configured to receive information on a detected vector from an output of an acceleration sensor, a memory in which a plurality of reference vectors are stored, the reference vectors corresponding to different pitch angles of a vehicle, a control unit configured to obtain a pitch angle of the vehicle from the detected vector and one of the reference vectors that has a smallest angle with respect to the detected vector, and to generate a control signal for adjusting an optical axis of a vehicle lamp based on the obtained pitch angle, and a transmitter configured to transmit the control signal to an optical axis adjustment portion of the vehicle lamp.