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. 21, 2001
Filed:
Jul. 26, 2000
Applicant:
Inventor:
Kouji Yokosawa, Kanagawa, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/563 ;
U.S. Cl.
CPC ...
G05F 1/563 ;
Abstract
The present invention provides a switching regulator: a switching circuit for switching a transmission of an input voltage to an output terminal; a control circuit connected to the switching device for sending a control pulse signal to the switching circuit, so that the switching circuit switches the transmission of the input voltage on the basis of the control pulse signal; and a pulse width varying circuit connected to the control circuit for varying a pulse width of the control pulse signal from the control circuit.