Multi-session disc and a high-speed access method thereto

Details Multi-session disc and a high-speed access method thereto Multi-session disc and a high-speed access method thereto

1996-09-30

1998-10-20

Hindi, Nabil

Dynamic information storage or retrieval

Information location or remote operator actuated control

Selective addressing of storage medium

3692753, G11B 700

Patent

active

058257268

ABSTRACT:
A method for recording and reproducing a multi-session compact disc (CD) which allots a total TOC (TTOC) information storage area, including position information of respective sessions, to a specific area of the CD which enables high-speed access to data recorded on the CD. The disc recorded according to a multi-session mode recording operation includes a PMA area, a plurality of sessions respectively consisting of a lead-in area (LIN), a program area (PGM) and a lead-out area (LOT), and a total TOC area TTOC at the outermost circumferential area of the disc. A total TOC information storage area is allotted to the outermost circumferential area of the disc and the TOCs of respective sessions are recorded in the total TOC TTOC information storage area when recording is finished. High speed access to data recorded on the disc is performed by reading out position information from the total TOC area of the respective sessions.

REFERENCES:
patent: 5132853 (1992-07-01), Kulakowski et al.
patent: 5341356 (1994-08-01), Dieleman et al.
patent: 5351132 (1994-09-01), Sawabe et al.
patent: 5351226 (1994-09-01), Mizumoto et al.

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