Method And Apparatus For Determining Modulated, Amplitude Ramping RRO Harmonics In Multi-Screw Clamped HDD Disk/Spind Assembly

Hitachi Global Storage Technologies Netherlands B.V; 張禎元

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Method And Apparatus For Determining Modulated, Amplitude Ramping RRO Harmonics In Multi-Screw Clamped HDD Disk/Spind Assembly

Hitachi Global Storage Technologies Netherlands B.V and 張禎元

27/01/2005

Abstract

A method for algorithmically determining, based on the number of screws used to hold the disks of a disk drive, harmonics of repeatable runout error during disk drive operation, such that correction of the error by feed forward techniques is facilitated.

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Title: Method And Apparatus For Determining Modulated, Amplitude Ramping RRO Harmonics In Multi-Screw Clamped HDD Disk/Spind Assembly
Creators - without role: Hitachi Global Storage Technologies Netherlands B.V
張禎元
Identifiers: 9957787513606774
Academic Unit: Department of Power Mechanical Engineering, College of Engineering, National Tsing Hua University
Language: Traditional Chinese
Resource Type: Patent
Patent: US 6,992,853 B2; US 6,992,853 B2
Date application: 12/08/2005

Method And Apparatus For Determining Modulated, Amplitude Ramping RRO Harmonics In Multi-Screw Clamped HDD Disk/Spind Assembly

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