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:
Nov. 04, 2014

Filed:

Mar. 15, 2013
Applicant:

Seagate Technology Llc, Cupertino, CA (US);

Inventor:

Adam Weikal, Butler, PA (US);

Assignee:

Seagate Technology LLC, Cupertino, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/09 (2006.01);
U.S. Cl.
CPC ...
G11B 5/09 (2013.01);
Abstract

Systems, devices, apparatuses, and methods for segmented read-modify-write operations are disclosed. The examples provided can allow a system to perform a read-modify-write (RMW) operation for data stored in a main storage that has a larger data size than is capable of being stored in an available buffer. Examples of such a system include discs having bands of shingled tracks. In such example, each band can be split into segments containing one or more tracks and a read-modify-write-write (RMWW) operation can be performed for each segment. Further, a logical guard band can be implemented to protect the segments from overwriting a next track in a shingled band. Also, multiple scratchpads may be implemented.


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