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US07719781B2 Method and apparatus for phase-shift null-burst-pattern 有权
相移零脉冲模式的方法和装置

Method and apparatus for phase-shift null-burst-pattern
Abstract:
A media includes a plurality of tracks, a preamble portion including a set of signals, a first servo burst having a first plurality of signals written substantially in phase with the preamble portion, and a second servo burst written out of phase with the preamble and the first servo portion. The media may be housed within a disk drive that includes a transducing head to read information from the media, and a read channel to read information from the disk including the information associated with the first servo burst and the second servo burst.
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