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 9361938 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 07, 2016

Filed:

Jun. 12, 2015
Applicant:

Western Digital Technologies, Inc., Irvine, CA (US);

Inventor:

Gomez S. Selvaraj, Anaheim, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 27/36 (2006.01); G11B 5/09 (2006.01); G11B 20/18 (2006.01); G11B 20/12 (2006.01);
U.S. Cl.
CPC ...
G11B 20/1889 (2013.01); G11B 20/1252 (2013.01);
Abstract

A Data Storage Device (DSD) includes at least one disk surface for storing data and a memory for storing a bitmap buffer. A segment of a disk surface is identified that includes at least one defect region, and a segment bitmap is generated for the segment indicating the at least one defect region within the segment. The segment bitmap is stored in the bitmap buffer.


Find Patent Forward Citations

Selvaraj, Gomez. (2016). Disk defect management for a data storage device (U.S. Patent No. 9361938). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9361938

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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