Disc recording medium having subsidiary data in which is stored

Details Disc recording medium having subsidiary data in which is stored Disc recording medium having subsidiary data in which is stored

1996-11-27

1998-10-20

Dinh, Tan

Dynamic information storage or retrieval

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

Mechanism control by the control signal

369 58, G11B 509

Patent

active

058257314

ABSTRACT:
A disc-shaped recording medium and a reproducing apparatus for the disc-shaped recording medium in which the letter information, such as a title, pertinent to a program recorded on the disc-shaped recording medium, is recorded as subsidiary data in a management area or in a program area. In the subsidiary data, there is recorded an identified for specifying whether or not the subsidiary data is allowed to be duplicated on an other recording medium so that inhibition or permission of duplication of the subsidiary information may be controlled at the time of duplication of the program.

REFERENCES:
patent: 5058162 (1991-10-01), Santon et al.
patent: 5473106 (1995-12-01), Miyashita et al.
patent: 5544139 (1996-08-01), Aramaki et al.
patent: 5745454 (1998-04-01), Yokota
patent: 5754521 (1998-05-01), Yokota

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