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. 11, 1998
Filed:
Nov. 07, 1996
Applicant:
Inventors:
Maurizio Gallinari, Pavia, IT;
Giampietro Maggioni, Milan, IT;
Michelangelo Mazzucco, Alessandria, IT;
Assignees:
SGS-Thomson Microelectronics S.r.l., Agrate Brianza, IT;
Magneti Marelli, Milan, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K / ; G05F / ;
U.S. Cl.
CPC ...
327110 ; 327434 ; 327326 ; 327312 ; 327530 ; 327535 ;
Abstract
An injector control circuit for a motor vehicle electronic injection system utilizing current recirculation to control an injector actuation winding provided with a circuit configuration containing a constant current generator operable to eliminate the problems of instability and sensitivity to supply line interruptions to which prior art control circuits are subject.