Recordable optical disc storage device with limited storage capa

Details Recordable optical disc storage device with limited storage capa Recordable optical disc storage device with limited storage capa

1989-09-15

1992-05-05

Richardson, Robert L.

Dynamic information storage or retrieval

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

Mechanism control by the control signal

369 54, 360 6, G11B 700

Patent

active

051114429

ABSTRACT:
The optical disc according to the present invention includes an unrewritable region in which the number of times of possible recording or the cumulative possible recording time duration is recorded in advance. The apparatus for recording signals on this optical disc according to the present invention reproduce the number of times of possible recording or the cumulative possible recording time duration recorded in the unrewritable region of the optical disc and inhibits the recording operation when the number of times of recording or the cumulative recording time duration exceeds the aforementioned number of times of possible recording or the cumulative possible recording time duration.

REFERENCES:
patent: 4802048 (1989-01-01), Perkins et al.

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