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Priority claimed from JP5028239Aexternal-prioritypatent/JP2508955B2/ja
Application filed by Sony CorpfiledCriticalSony Corp
Application grantedgrantedCritical
Publication of TW246731BpublicationCriticalpatent/TW246731B/zh
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
