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:
Sep. 03, 1996
Filed:
Oct. 31, 1994
Applicant:
Inventor:
Paul M Progar, Plymouth, MI (US);
Assignee:
Ford Motor Company, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
341 22 ; 341 24 ; 341 25 ; 341 26 ; 364189 ; 36470912 ;
Abstract
A fault tolerant method of decoding an electronic key system includes the steps of reading a key return image from one or more actuated keys and comparing the read key return image to the previous key return image. The method also includes the steps of determining the actuated key from a net key return image between the read key return image and the previous key return image.