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:
Oct. 03, 2000
Filed:
Dec. 01, 1999
Siri Yuth Loth, Saint Brice Sous Foret, FR;
Automobiles, Peugeot, Paris, FR;
Automobiles Citroen, Sur Seine, FR;
Abstract
This device comprising a brightness sensor associated with analysis arrangement for controlling the operation of the member is characterized in that the analysis arrangement comprise arrangement (4) for periodically acquiring information about the instantaneous brightness at output from the sensor, arrangement (5) for calculating immediate brightness values by calculating the mean, over a first period of time, of the instantaneous brightness values, arrangement (6) for calculating immediate ambient brightness values by calculating the mean, over a second period of time, of the immediate brightness values, arrangement (7) for calculating natural ambient brightness values by calculating the mean of n first immediate ambient brightness values, over a third maximum period of time, and arrangement (8) for controlling the operation of the functional member on the basis of these natural ambient brightness values.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile