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 9928853 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 27, 2018

Filed:

Jan. 12, 2017
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Nhan X. Bui, Tucson, AZ (US);

Setsuko Masuda, Tokyo, JP;

Keisuke Tanaka, Tokyo, JP;

Kazuhiro Tsuruta, Kanagawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/00 (2006.01); G11B 5/008 (2006.01); G11B 20/18 (2006.01); G11B 5/592 (2006.01); G11B 20/10 (2006.01); H03M 13/43 (2006.01); H03M 13/15 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G11B 5/008 (2013.01); G11B 5/5926 (2013.01); G11B 20/10388 (2013.01); G11B 20/1833 (2013.01); H03M 13/43 (2013.01); G06F 3/0671 (2013.01); G06F 2003/0698 (2013.01); H03M 13/15 (2013.01);
Abstract

According to one embodiment, a system for processing data includes a controller configured to determine whether a position error signal (PES) is invalid while reading data from a magnetic medium using at least one data channel. The controller is also configured to determine whether a PES value is above a first predetermined threshold in response to a determination that the PES is valid. Moreover, the controller is configured to inject error bits into a data stream in place of corresponding bits of decoded data in response to a determination that the PES is invalid and in response to a determination that the PES value is above the first predetermined threshold. Other systems and methods for processing data are described in accordance with more embodiments.


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