Optical reading or writing apparatus

Details Optical reading or writing apparatus Optical reading or writing apparatus

1988-04-22

1989-11-14

Psitos, Aristotelis M.

Dynamic information storage or retrieval

Control of storage or retrieval operation by a control...

Mechanism control by the control signal

369 44, 369292, G11B 708

Patent

active

048812048

ABSTRACT:
An information-carrying medium having the form of a disc is rotated around a central axis. The temperature of the disc is controlled by a temperature-adjusting element facing the surface of the disc.

REFERENCES:
patent: 4631712 (1986-12-01), Matsubayashi et al.
patent: 4769806 (1988-09-01), Takamori

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