DocumentCode
1063311
Title
An adjustable write equalization on QIC-1350 tape drives
Author
Lin, Yinyi ; Buchan, Bill ; Howell, J.V.
Author_Institution
Nat. Central Univ., Taiwan
Volume
27
Issue
6
fYear
1991
fDate
11/1/1991 12:00:00 AM
Firstpage
4813
Lastpage
4815
Abstract
The write equalization used on QIC-1350 tape drives cannot yield desired suppressions or boosts on playback. This is attributed to nonlinear distortions in the recording process, such as inadequate write current (or head field) risetimes and the demagnetization field from the preceding recorded transition. The effects of the nonlinear distortions on the write equalization are discussed. Based on a transition shift model, an adjustable write equalization is presented to compensate for the nonlinear distortions
Keywords
digital filters; equalisers; magnetic tape storage; signal processing; QIC-1350 tape drives; adjustable write equalization; demagnetization field; digital filter; high-linear-density magnetic recording; nonlinear distortions; quarter inch cartridge; transition shift model; Demagnetization; Drives; Frequency; Magnetic heads; Nonlinear distortion; Space vector pulse width modulation; Transfer functions;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/20.278955
Filename
278955
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