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.

Date of Patent:
Jan. 27, 1981

Filed:

Nov. 08, 1979
Applicant:
Inventor:

Daniel Maussion, Angers, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K / ; G06K / ;
U.S. Cl.
CPC ...
235449 ; 235463 ; 3401 / ;
Abstract

A system for generating and processing pulses representing information, from two pseudoperiodic analog signals along two interconnected channels. Each pseudoperiodic signal is generated by a separate magnetoresistor and is converted in an associated channel into two series of pulses. Conversion is effected by means of threshold switching circuits which control the operation of a bistable flip-flop via a combining circuit. The output of the bistable flip-flop in each channel is cross-connected to one input of a combining circuit in the other channel, the other input of which is a low threshold signal corresponding to the pseudoperiodic signal fed to that channel. The gate produces the logic product of its inputs which drives a flip-flop. The output of the flip-flop is terminated by a reset pulse derived from a zero reset stage.


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