Title :
Erasure techniques for high-density recording
Author :
Christensen, Eric R. ; Finkelstein, Blair I.
Author_Institution :
IBM Corporation, General Products Division, Tucson, AZ.
fDate :
9/1/1985 12:00:00 AM
Abstract :
In this study, several erase techniques are examined as to their effect on analog-signal performance in high-density digital magnetic recording. The success of an erasure technique was found to depend on the coercivity of the tape and whether the read-back head senses dφ/dt or flux.
Keywords :
Magnetic tape recording; Coercive force; Degradation; Digital magnetic recording; Distortion measurement; Magnetic heads; Magnetic noise; Magnetic recording; Signal to noise ratio; Spectral analysis; Transistors;
Journal_Title :
Magnetics, IEEE Transactions on
DOI :
10.1109/TMAG.1985.1064081
