发明申请
US20110069415A1 METHOD AND APPARATUS FOR DETECTING RAPID OF TRACK FOLLOWING AND PROTECTING NEARBY TRACKS FROM RAPID OFF TRACK WRITING IN A HARD DISK DRIVE 失效
用于检测跟踪跟踪的方法和装置,以及从硬盘驱动器中的快速跟踪写入保护近距离跟踪

  • 专利标题: METHOD AND APPARATUS FOR DETECTING RAPID OF TRACK FOLLOWING AND PROTECTING NEARBY TRACKS FROM RAPID OFF TRACK WRITING IN A HARD DISK DRIVE
  • 专利标题(中): 用于检测跟踪跟踪的方法和装置,以及从硬盘驱动器中的快速跟踪写入保护近距离跟踪
  • 申请号: US12633509
    申请日: 2009-12-08
  • 公开(公告)号: US20110069415A1
    公开(公告)日: 2011-03-24
  • 发明人: Brian K. TannerDebasis BaralLoc Hoang Nguyen
  • 申请人: Brian K. TannerDebasis BaralLoc Hoang Nguyen
  • 主分类号: G11B5/55
  • IPC分类号: G11B5/55
METHOD AND APPARATUS FOR DETECTING RAPID OF TRACK FOLLOWING AND PROTECTING NEARBY TRACKS FROM RAPID OFF TRACK WRITING IN A HARD DISK DRIVE
摘要:
This application discloses a hard disk drive using a self-resonant frequency band of a Voice Coil Motor far above its operational frequency band to predict Rapid Off Track events before its head stack assembly can deliver the disruption to the slider writing a track. A circuit board and/or an integrated circuit are disclosed in various embodiments to predict the ROT events using the self-resonant frequency band and/or to respond to the prediction to suppress the slider writing.
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