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The new procedure to search contiguous defects Disclosure Number: IPCOM000015334D
Original Publication Date: 2001-Oct-11
Included in the Prior Art Database: 2003-Jun-20

Publishing Venue



Disclosed is a procedure to improve the hard disk drive quality. It is very fair to conclude that those drives with scratch shaped (radial or circumferencial) medium defects could produce more errors after shipment. So we invented the new procedure to detect such kind of media defect during manufacturing test. If we can detect the media defect during manufacturing, it is supposed to be reduce the risk of making un-recoverable errors at customer site. The procedure is as follows: