Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data verification
Reexamination Certificate
2006-11-14
2006-11-14
Sniezek, Andrew L. (Department: 2627)
Dynamic magnetic information storage or retrieval
General processing of a digital signal
Data verification
C360S060000, C360S077020, C360S078040, C360S039000
Reexamination Certificate
active
07136245
ABSTRACT:
A disk device performs position control of a head. An acquiring unit acquires correction information and check information from a disk for checking the correction information. A judging unit judges whether the correction information acquired should be used for correcting position information recorded in the disk, based on the correction information acquired and the check information acquired.
REFERENCES:
patent: 6587302 (2003-07-01), Ahn
patent: 2005/0068650 (2005-03-01), Annampedu et al.
patent: 11-120720 (1999-04-01), None
Hara Takeyori
Kagami Yoshiyuki
Mori Kazunori
Takamatsu Kouhei
Tomita Isamu
Fujitsu Limited
Greer, Burns & Crain,Ltd.
Sniezek Andrew L.
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