Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
Reexamination Certificate
2006-11-07
2006-11-07
Tzeng, Fred F. (Department: 2627)
Dynamic magnetic information storage or retrieval
Automatic control of a recorder mechanism
Controlling the head
C360S048000
Reexamination Certificate
active
07133237
ABSTRACT:
The read/write offset between the read head and write head is used to determine the head width ratio between the read head width and write head width. The servo information is written onto the magnetic disk in accordance with the APC value and track pitch that are derived from the determined head with ratio.
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Ikeda Masaomi
Kitazaki Nobuyuki
Ogasawara Kenji
Yanase Hirofumi
Cahill Steven J.
Duncan Patrick
Tzeng Fred F.
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