Magnetic tape cassettes provided with memory circuits for storin

Details Magnetic tape cassettes provided with memory circuits for storin Magnetic tape cassettes provided with memory circuits for storin

1979-10-22

1982-07-06

Swann, III, Glen R.

Dynamic magnetic information storage or retrieval

Record medium

In container

360 69, 360 722, 360137, G11B 2724

Patent

active

043386440

ABSTRACT:
Cassettes of recording tape are provided with an electronic memory including semi-conductor circuits mounted in the cassette housing for storing data relating to the cassette or tape therein. A memory error signal device is also provided in the cassette housing having states representing that data stored on the cassette memory has an error or no error. Devices for a tape deck apparatus for cooperation with the cassette memory circuits and error signal device are also disclosed.

REFERENCES:
patent: 3630170 (1971-12-01), Christo
patent: 3661394 (1972-05-01), Siller
patent: 3672604 (1972-06-01), Beaumont
patent: 3678215 (1972-07-01), Kihara
patent: 3701860 (1972-10-01), Iwawaki et al.
patent: 3705699 (1972-12-01), Siller
patent: 3723666 (1973-03-01), Ferrari
patent: 3734052 (1973-05-01), Feldman
patent: 3839736 (1974-10-01), Hoshall
patent: 3911494 (1975-10-01), Wilson et al.
patent: 3913200 (1975-10-01), Kossor
patent: 4210785 (1980-07-01), Huber et al.

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