Title :
Improved approximations for 2-D perpendicular recording heads
Author :
Shute, H.A. ; Wilton, D.T. ; Mckirdy, D.M. ; Mapps, D.J.
Author_Institution :
Centrefor Res. in Inf. Storage Technol., Univ. of Plymouth, UK
Abstract :
This paper presents a highly accurate method of obtaining approximate field components for a 2D perpendicular magnetic recording head in the presence of a soft magnetic underlayer. It is easy to use and may be applied to any configuration of rectangular poles, shields and gaps.
Keywords :
computational electromagnetics; magnetic heads; magnetic shielding; perpendicular magnetic recording; soft magnetic materials; 2D perpendicular recording heads; head gaps; magnetic potential distribution; recording head approximate field components; recording head configuration; rectangular poles; shields; soft magnetic underlayers; Computer science; Geometry; Least squares approximation; Magnetic fields; Magnetic heads; Magnetic recording; Magnetic shielding; Perpendicular magnetic recording; Poles and zeros;
Conference_Titel :
Joint NAPMRC 2003. Digest of Technical Papers [Perpendicular Magnetic Recording Conference]
Conference_Location :
Monterey, CA, USA
Print_ISBN :
0-7803-7746-X
DOI :
10.1109/NAPMRC.2003.1177045
