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.

Date of Patent:
Mar. 30, 1999

Filed:

Nov. 07, 1997
Applicant:
Inventor:

Charles Coleman, Fort Collins, CO (US);

Assignee:

Sierra Applied Sciences, Inc., Boulder, CO (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05F / ;
U.S. Cl.
CPC ...
323271 ; 323285 ;
Abstract

A combined regulator and pulsing circuit may comprise a first diode having a cathode that is electrically connected to a positive terminal of a supply of direct current and to a first output terminal of the combined regulator and pulsing circuit. A first switching device is electrically connected between the anode of the first diode and a negative terminal of the supply of direct current. An inductor is electrically connected between the anode of the diode and a second output terminal of the combined regulator and pulsing circuit. The first plate of a capacitor is electrically connected to the first output terminal, and a second switching device is electrically connected between the second plate of the capacitor and the second output terminal. A control system is operatively associated with the first and second switching devices and operates the first and second switching devices between the conducting and non-conducting states.


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