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.:

US 8830808 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 09, 2014

Filed:

Aug. 16, 2010
Applicants:

Bin NI, Sunnyvale, CA (US);

Zachary Keirn, Loveland, CO (US);

Mats Oberg, Cupertino, CA (US);

Inventors:

Bin Ni, Sunnyvale, CA (US);

Zachary Keirn, Loveland, CO (US);

Mats Oberg, Cupertino, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Aspects of the disclosure provide a signal processing circuit. The signal processing circuit includes a processing path and a zero-start module. The processing path is configured to process an electrical signal that is generated in response to reading data on a storage medium. The data includes at least a first field and a second field. The electrical signal has a first profile corresponding to the first field and has a second profile corresponding to the second field. The zero-start module is configured to detect a field change from the first field to the second field, and control the processing path to add a compensation as a function of a profile change from the first profile to the second profile to keep the processed electrical signal to have a predetermined profile in response to the detected field change.


Find Patent Forward Citations

Ni, Bin. (2014). Method and apparatus for zero offset and gain start (U.S. Patent No. 8830808). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8830808

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