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:
Jul. 17, 2012
Filed:
Jan. 06, 2010
Applicants:
Wendong Zhang, Erie, PA (US);
Hakam D. Hussein, Burnsville, MN (US);
Inventors:
Wendong Zhang, Erie, PA (US);
Hakam D. Hussein, Burnsville, MN (US);
Assignee:
Seagate Technology LLC, Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/613 (2006.01);
U.S. Cl.
CPC ...
Abstract
A circuit for regulating voltage in a power driver, the circuit comprising a current amplifier adapted to measure current flowing through an input resistor, separate AC and DC components of the current flowing through an input resistor, and apply an AC gain factor to the AC component and a DC gain factor to the DC component.