专利内容由知识产权出版社提供
专利名称：Optical recording medium having a plurality
of recording layers
发明人：François Le Carvennec,Jean-Pierre
Huignard,Claude Puech
申请号：US08/4367申请日：19970821公开号：US06091697A公开日：20000718
摘要：Optical information recording/reading medium including at least onetransparent layer (2) for recording or reading information in various strata (S1 to S3)distributed through the thickness of the medium. The medium includes, recorded in aprincipal plane at least the transparent layer with one or more information items (5) forcarrying out either tracking, focusing, synchronization or addressing or any combination.Also included in each stratum is one more guidance information items (4).
申请人：THOMSON-CSF
代理机构：Oblon, Spivak, McClelland, Maier & Neustadt, P
更多信息请下载全文后查看
