Method and apparatus for servo information writing in a disk...

Details Method and apparatus for servo information writing in a disk... Method and apparatus for servo information writing in a disk...

2007-05-22

2007-05-22

Wong, K. (Department: 2627)

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

C360S075000

Reexamination Certificate

active

11262716

ABSTRACT:
A method of writing servo information for use in head positioning control on a disk medium incorporated in a disk drive, including executing the head positioning control based on original servo information recorded on the disk medium, producing positioning correction information to correct a positioning error, and recording the positioning correction information in a correction information recording buffer.

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Austrian Search Report dated Dec. 1, 2006 for Singapore Appln. No. 200506481-1.
Takaishi, K. et al.; “Hard Disk Drive Servo Technology For Media-Level Servo Track Writing”; IEEE Transactions on Magnetics, vol. 39; Issue 2; Part 1, Mar. 2003.

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