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:
Nov. 09, 2004
Filed:
Apr. 07, 2003
Applicant:
Inventor:
Hitoshi Miyamoto, Osaka, JP;
Assignee:
Funai Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 ;
U.S. Cl.
CPC ...
H02M 3/335 ;
Abstract
There is provided with a breaking resistor R inserted at an arbitrary portion of a current path from the output point of a primary side positive power supply IN+ to the drain of an FET . Supposing that a value obtained by dividing a resistance value by a rated watt is a broken index, the broken index of the breaking resistor R is set to be larger than that of a current detection resistor R