Storage apparatus and method for processing recording...

Dynamic magnetic information storage or retrieval – General processing of a digital signal

Reexamination Certificate

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C360S046000

Reexamination Certificate

active

07821729

ABSTRACT:
According to an aspect of an embodiment, a storage apparatus has a storage for storing a plurality of compensation values in association with a plurality of bit sequence patterns, a head for writing data into a medium and a controller for controlling the apparatus and driving the head, the controller determining whether to use one of the compensation values to drive the head to write an instantaneous data bit in dependence upon the immediate preceding data bits in reference to the bit sequence patterns.

REFERENCES:
patent: 6052248 (2000-04-01), Reed et al.
patent: 6633444 (2003-10-01), Uno et al.
patent: 6728051 (2004-04-01), Igarashi et al.
patent: 2002/0105744 (2002-08-01), Ueno
patent: A 7-6306 (1995-01-01), None
patent: A 2000-20903 (2000-01-01), None
patent: 10-2007-0054610 (2007-05-01), None

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