DocumentCode
1480496
Title
Accommodating errors in PES detection
Author
Cooper, Evert
Author_Institution
Texas Instrum. Inc., San Jose, CA, USA
Volume
33
Issue
3
fYear
1997
fDate
5/1/1997 12:00:00 AM
Firstpage
2437
Lastpage
2441
Abstract
A disk file actuator servo relies upon an accurate position error signal (PES) for good track following with small track misregistration to give low data error rates. Two concerns that degrade PES accuracy when detecting bursts of magnetic positional information are detector offsets and detector gain differences. This paper shows how to accommodate these two errors in PES detection for minimum degradation of data soft error rates
Keywords
actuators; errors; magnetic disc storage; magnetic heads; servomechanisms; PES detection; data soft error rate; detector gain difference; detector offset; disk file actuator servo; information burst; magnetic head positioning; position error signal; track following; track misregistration; Actuators; Degradation; Detectors; Disk drives; Error analysis; Magnetic heads; Magnetic recording; Servomechanisms; Signal processing; Transducers;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/20.573870
Filename
573870
Link To Document