Dynamic magnetic information storage or retrieval – General recording or reproducing – Signal switching
Patent
1994-04-26
1995-10-10
Epps, Georgia Y.
Dynamic magnetic information storage or retrieval
General recording or reproducing
Signal switching
360 61, 360 75, G11B 1512
Patent
active
054575834
ABSTRACT:
Disc recorder for recording information is comprised of a plurality of disc faces and correspondingly provided heads for recording information on the disc faces, the heads are connected to corresponding recording/reproducing circuits controlled by a control device, the disc faces, the heads and the recording/reproducing circuits constitute recording/reproducing channels. The disc recorder performs recording and/or reproducing operations by utilizing 2 or more of the recording/reproducing channels concurrently where an information unit to be processed in the recording/reproducing channels and recorded on every sector on the disc faces, is adopted to be a logical block unit having a control signal region and a data region. Further feature of the invention is that the control device has an output signal line connected to a host system.
REFERENCES:
patent: 5153787 (1992-10-01), Sidman
patent: 5191437 (1993-03-01), Kim
Edun Muhammad N.
Epps Georgia Y.
Meller Michael N.
Victor Company of Japan Ltd.
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