Analysis of higher information density pregroove model by boundary element method |
| |
Authors: | Ito H Kojima T |
| |
Affiliation: | Recording & Imaging Sci. Labs., Kao Corp., Tochigi, Japan; |
| |
Abstract: | Using the boundary element method, results of the push-pull ratio of differential output signals from an optical disc pregroove model by simulation are presented. The possibility of achieving higher information density by reducing the track pitch and the beam spot is demonstrated.<> |
| |
Keywords: | |
|
|