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. 01, 2023
Filed:
Jul. 16, 2021
Applicant:
Goodrich Corporation, Charlotte, NC (US);
Inventors:
Ignacio Castro, Gijon, ES;
Douglas Araujo Pedroso, Sao Borja, BR;
Assignee:
GOODRICH CORPORATION, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2007.01); H02M 1/00 (2006.01); H05B 45/355 (2020.01); H05B 45/38 (2020.01); H02M 3/335 (2006.01); B64D 41/00 (2006.01); H02M 1/08 (2006.01);
U.S. Cl.
CPC ...
H02M 1/4258 (2013.01); H05B 45/355 (2020.01); B64D 41/00 (2013.01); B64D 2221/00 (2013.01); H02M 1/0058 (2021.05); H02M 1/08 (2013.01); H02M 1/4225 (2013.01); H02M 1/4241 (2013.01); H02M 3/33571 (2021.05); H05B 45/38 (2020.01);
Abstract
An integrated single stage ac-dc driver for powering LED loads includes a boost converter operating in a Discontinuous Conduction Mode, DCM, comprising a half-bridge, and a Zeta Asymmetrical Half Bridge, ZAHB, integrated with the boost converter such that the boost converter and the ZAHB share the half-bridge to perform power factor control, PFC, with a fixed duty cycle and control an output voltage.