Title :
Optical Pickup using Integrated Optical Unit for Blu-ray Disc
Author :
Horiyama, Makoto ; Kanazawa, Yasunori ; Ogata, Nobuo ; Nishioka, Sumito ; Miyake, Takahiro ; Nakata, Yasuo ; Kurata, Yukio
Author_Institution :
Precision Technol. Dev. Center, Sharp Corp., Nara
Abstract :
This paper reports the developed optical pickup for blu-ray disc which uses the integrated optical unit to detect the spherical aberration error signal. This study has obtained the prospect of the high efficiency for detection using the segmented wave plate by the photonic crystal structure
Keywords :
aberrations; integrated optics; optical disc storage; optical retarders; optical sensors; photonic crystals; blu-ray disc; integrated optical unit; optical pickup; photonic crystal structure; segmented wave plate; spherical aberration error signal; Diffraction gratings; Integrated optics; Lenses; Optical beams; Optical diffraction; Optical recording; Optical sensors; Servomechanisms; Signal detection; Structural beams;
Conference_Titel :
Optical Data Storage Topical Meeting, 2006
Conference_Location :
Montreal, Que.
Print_ISBN :
0-7803-9494-1
DOI :
10.1109/ODS.2006.1632708
