Device for processing file data with erasing identification data

Details Device for processing file data with erasing identification data Device for processing file data with erasing identification data

1993-06-14

1994-05-17

Hajec, Donald

Dynamic magnetic information storage or retrieval

General processing of a digital signal

Data in specific format

360 40, G11B 509, G11B 2014, G11B 2016

Patent

active

053133412

ABSTRACT:
A data recording/reproducing device updates the identification data for identifying the recording data of recording track on the magnetic tape as the meaningless data. As a result, in a data recording reproducing device to be used for, such as an external memory device of the computer, the desired data can be erased easily.

REFERENCES:
patent: 3765005 (1993-10-01), Cannon
patent: 3778787 (1973-12-01), Cannon
patent: 4841390 (1989-06-01), Yokosawa
patent: 5134529 (1992-07-01), Inazawa et al.
Neues Aud Der Technik No. 1, 15 Feb. 1990, Wurzburg, DE p. 1, XP000105545 `Das Aktualisieren des Inhaltsverzeichnisses auf dem Aufzeichnungtrager in einem DAT-Spieler` right column, last paragraph.

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