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. 29, 2000
Filed:
Jul. 13, 1998
Applicant:
Inventor:
Claude Ricard, 13100 Aix-En-Provence, FR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G07B / ;
U.S. Cl.
CPC ...
235 / ; 235 45 ; 235384 ;
Abstract
A method and device for avoiding fraud on a Taximeter or Tachograph, by connecting an auxiliary generator between the censor and the Taximeter or Tachograph. The signal which is applied to the Taximeter or Tachograph is analyzed by sampling, in an anti-fraud action is triggered off if this analysis shows that this signal has undergone a regular amplitude modulation.