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.:
Date of Patent:
Jan. 12, 2016
Filed:
Feb. 28, 2013
Western Digital Technologies, Inc., Irvine, CA (US);
Gomez S. Selvaraj, Irvine, CA (US);
William J. Seamon, Lake Forest, CA (US);
Western Digital Technologies, Inc., Irvine, CA (US);
Abstract
A disk drive including a disk storing a defect log including one or more defect records, wherein each of the defect records spans multiple words and comprises chunks which are word aligned, each chunk comprising one or more record fields, and a controller configured to read the defect records on a word basis. A method for performing a defect process on the disk drive including selecting a defect record from the defect log, selecting record fields in the selected defect record, reading the selected defect record on a word basis, and searching the selected record fields which are located in a same chunk of the selected record at a same time to determine when the selected defect record matches a target defect record.