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. 09, 2003
Filed:
Mar. 28, 2002
Applicant:
Inventors:
Robert Gregory Wagoner, Roanoke, VA (US);
Fred Henry Boettner, Roanoke, VA (US);
William Duggan Brackman, Jr., Salem, VA (US);
James Michael Nowak, Roanoke, VA (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01C 7/12 ; H02H 1/00 ; H02H 1/04 ; H02H 3/22 ; H02H 9/06 ;
U.S. Cl.
CPC ...
H01C 7/12 ; H02H 1/00 ; H02H 1/04 ; H02H 3/22 ; H02H 9/06 ;
Abstract
A voltage transient suppression circuit for power electronic circuits comprising: a snubber circuit having a resistor and a first and second capacitive element connected in series with a switching power semiconductor; and a sensing logic device connected in parallel with the snubber circuit; the logic circuit being configured to receive voltage signals indicative of said first and second capacitive elements.