发明名称 INFORMATION STORAGE AND RETRIEVAL
摘要 A method and disc for the storage of information comprising making a 3-dimensional representation of the information, for example, music in the form of a record, compact disc, etc reproducing this representation as a hologram (1) and scanning the hologram with laser (5) light to produce electrical signals representative of the information stored. <IMAGE>
申请公布号 GB8400257(D0) 申请公布日期 1984.02.08
申请号 GB19840000257 申请日期 1984.01.06
申请人 APPLIED HOLOGRAPHICS PLC 发明人
分类号 G11B7/0065;G11B7/24;(IPC1-7):G03H1/00 主分类号 G11B7/0065
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