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:
Dec. 30, 1997
Filed:
Jun. 27, 1996
Applicant:
Inventors:
Timothy A Phillips, Cranston, RI (US);
J Eric Lindberg, East Greenwich, RI (US);
Assignee:
Cherry Semiconductor Corporation, East Greenwich, RI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F / ;
U.S. Cl.
CPC ...
323282 ; 323285 ; 363 21 ;
Abstract
A pulse width modulator that provides a square wave signal whose duty cycle is proportional to a control voltage and inversely related to the power supply voltage applied to the circuit. The pulse width modulator compensates the output voltage applied across a load for variations in the power supply voltage.