Abstract
We studied a new focusing error detection method for multi-layer discs. Effectiveness of this method to generate detectable and undetectable focusing error signals at layers uncompensated for spherical aberration was confirmed by simulation and experiment.
© 2005 Optical Society of America
PDF ArticleMore Like This
Junya Shiraishi, Naoki Ide, and Takahiro Ohkubo
TuB4 International Symposium on Optical Memory and Optical Data Storage (ODS) 2005
Kazuhiko Aoki, Hideki Tanabe, Shuichi Ohkubo, Eiji Kariyada, Ryuichi Katayama, and Yutaka Yamanaka
ThD2 International Symposium on Optical Memory and Optical Data Storage (ODS) 2005
C.A. Verschuren, J.M.A. van den Eerenbeemd, F. Zijp, J.I. Lee, and D.M. Bruls
WD2 International Symposium on Optical Memory and Optical Data Storage (ODS) 2005