Method and apparatus for managing data on rewritable media to de

Details Method and apparatus for managing data on rewritable media to de Method and apparatus for managing data on rewritable media to de

1992-06-09

1994-11-29

Hajec, Donald

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Data in specific format

360 53, 360 60, G11B 509, G11B 1504, G11B 1904

Patent

active

053695321

ABSTRACT:
Control software and hardware in the tape drive control unit creates and manages a header segment at the beginning of the magnetic tape. This header segment includes an administrative information section that contains data relating to the magnetic tape itself. The administrative information includes read/write status information such as the write protect status of the magnetic tape that enables the tape drive control unit to manage the data records written onto the magnetic tape without reference to any other source of administrative data. In addition, each data record written on the magnetic tape includes a header which denotes the read/write status of the data record.

REFERENCES:
patent: 4849878 (1989-07-01), Roy
patent: 5016121 (1991-05-01), Peddle et al.
patent: 5029022 (1991-07-01), Odaka et al.
patent: 5081548 (1992-01-01), Inazawa et al.
patent: 5091805 (1992-02-01), Odaka et al.
patent: 5119291 (1992-06-01), Flannagan et al.
patent: 5218696 (1992-06-01), Baird et al.

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