A novel data servo method

Na Helian, Naoki Honda, Kazuhiro Ouchi, Shun-Ichi Iwasaki

Research output: Contribution to journalArticlepeer-review

Abstract

A novel track following method has been proposed, by which the head's position error signal (PES) can be directly extracted from data sequences encoded by a modified Group Inter-Track Orthogonal Coding (GITOC). One of the advantages of this new method is that the PES is continuous. A continuous PES extracted from data sequences makes a precise track following on very narrow tracks possible. For this reason, this novel data servo method has potential applications in submicron trackwidth servo. The principle of this new method has been confirmed on a longitudinal magnetic recording system.
Original languageEnglish
Pages (from-to)3896-3898
JournalIEEE Transactions on Magnetics
Volume32
Issue number5
DOIs
Publication statusPublished - Sept 1996

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