Method and apparatus for selectively changing archival informati

Details Method and apparatus for selectively changing archival informati Method and apparatus for selectively changing archival informati

1991-01-07

1992-06-23

Envall, Jr., Roy N.

Dynamic information storage or retrieval

Information location or remote operator actuated control

Selective addressing of storage medium

369 50, 369 54, 369 58, G11B 7085

Patent

active

051249634

ABSTRACT:
A disk recording and/or reproducing apparatus for a recordable disk of the kind provided with absolute addresses, such as a recordable and reproducible compact disk, wherein a program area and a lead-in area are provided on the disk, data such as the performance information is recorded in the program area, archival information showing the record contents of the program area is recorded in the lead-in area, and the program area is reproduced on the basis of the archival information in the program area. According to the present invention, the archival information is reproduced from the lead-in area, the sequence contained in the information is changed, and the information which has been changed in its sequence is re-recorded in the lead-in area.

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