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:
Mar. 03, 2015
Filed:
Jan. 04, 2012
Stephen C. Guthrie, Allen, TX (US);
Subarna Pal, Wylie, TX (US);
Stephen C. Guthrie, Allen, TX (US);
Subarna Pal, Wylie, TX (US);
General Electric Company, Schenectady, NY (US);
Abstract
A bias supply, a method of communicating data across an isolation barrier and a power supply are provided herein. In one embodiment, the bias supply includes: (1) a bias supply transformer having a primary winding inductively coupled to a secondary winding across an isolation barrier, (2) a controller configured to direct operation of the bias supply and (3) bias voltage manipulating circuitry, coupled to an input of the controller, configured to receive primary data and based thereon alter a secondary bias output voltage of the secondary winding between defined voltage levels by varying a voltage provided to the controller, the controller and the bias voltage manipulating circuitry located on the primary side.