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Method of getting push count for the defect map including multi-sector entry

IP.com Disclosure Number: IPCOM000014246D
Original Publication Date: 2001-May-01
Included in the Prior Art Database: 2003-Jun-19

Publishing Venue

IBM

Abstract

The capacity of Hard Disk Drive goes higher rapidly. According to the capacity increase, the defect map is required to have more entries. To satisfy the requirement, the "Multiple Sector Registration" defect map is one of the solution. The entry of multiple sector registration has the head ABA(Abusolute Block Address) and of sector to follow it. So the continuous defective sectors in a track can be registered into one entry. ABA Continuous Count Entry-1 ABA[1] CNT[1] Entry-2 ABA[2] CNT[2] : : : Entry-m ABA[m] CNT[m] : : :