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. 15, 2011
Filed:
Apr. 11, 2008
Applicants:
Cristian E. Anghel, Oro Valley, AZ (US);
Mingzhou Xu, Oro Valley, AZ (US);
Inventors:
Cristian E. Anghel, Oro Valley, AZ (US);
Mingzhou Xu, Oro Valley, AZ (US);
Assignee:
Honeywell International Inc., Morristown, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60L 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A matrix converter circuit having two AC/AC matrix converters coupled in parallel in a first mode to power a starter and decoupled in a second mode to each power separate functions used in aircraft power applications. Three common functional modes include 1) start mode with two matrix converters operating in parallel powering the starter, 2) a motor mode where one matrix converter powers a motor, and 3) a constant frequency power mode where the other matrix converter provides constant frequency AC power.