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.

Date of Patent:
May. 20, 2014

Filed:

Nov. 21, 2012
Applicant:

Marvell International Ltd., Hamilton, BM;

Inventors:

Heng Tang, San Jose, CA (US);

Yu-Yao Chang, Sunnyvale, CA (US);

Panu Chaichanavong, Sunnyvale, CA (US);

Michael Madden, Mountain View, CA (US);

Gregory Burd, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/035 (2006.01); G11B 5/02 (2006.01); G11B 5/09 (2006.01); H04L 25/06 (2006.01); H04L 25/10 (2006.01); H04B 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system including a first filter module and a second filter module. The first filter module is configured to (i) pass a first DC shift in an input signal and (ii) convert a second DC shift in the input signal to a first component and a second component. The first DC shift is shorter in duration than the second DC shift. The second filter module is configured to detect one or more of (i) the first DC shift and (ii) the first component and the second component of the second DC shift. In response to detecting one or more of (i) the first DC shift and (ii) the first component and the second component of the second DC shift, the second filter module is configured to filter one or more of (i) the first DC shift and (ii) the first component and the second component of the second DC shift.


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