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:
May. 31, 2016
Filed:
May. 11, 2015
Applicant:
Texas Instruments Incorporated, Dallas, TX (US);
Inventors:
Raymond E. Barnett, Shoreview, MN (US);
Douglas Dean, Eagan, MN (US);
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/02 (2006.01); G11B 7/1263 (2012.01); G11B 5/09 (2006.01); G11B 5/39 (2006.01); G11B 5/00 (2006.01);
U.S. Cl.
CPC ...
G11B 7/1263 (2013.01); G11B 5/09 (2013.01); G11B 5/39 (2013.01); G11B 2005/0018 (2013.01);
Abstract
A disk drive preamplifier integrated circuit. The integrated circuit comprises a differential output driver configured to drive readback data to an output load, wherein the output driver comprises a differential mode filter configured to filter alternating current of an on-chip power supply.