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US07881004B2 Adaptive track shape control during self servo-write 有权
自伺服写入时的自适应轨迹形状控制

Adaptive track shape control during self servo-write
Abstract:
In a method for implementing track shape control during a self servo-write process, an error in a targeted path for writing servo data onto a first track of a disk is detected. The error is correlated with a second error for a targeted path in a previously written track of the disk. A correction is generated for a feed-forward signal used to position a writing element which is used to write servo data for a subsequent track of the disk.
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