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:
Nov. 07, 2023
Filed:
Oct. 29, 2020
Applicant:
Texas Instruments Incorporated, Dallas, TX (US);
Inventor:
Isaac Cohen, Dix Hills, NY (US);
Assignee:
TEXAS INSTRUMENTS INCORPORATED, Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2007.01);
U.S. Cl.
CPC ...
H02M 1/4225 (2013.01);
Abstract
An example controller includes: an absolute value circuit having a voltage output and first and second power inputs, the first and second power inputs adapted to be coupled to an alternating current (AC) power source, and a comparator having a comparator output and first and second comparator inputs, the first comparator input coupled to the voltage output, the second comparator input adapted to be coupled to an output terminal of a power factor correction (PFC) circuit, and the comparator output adapted to be coupled to a control input of the PFC circuit.