Apparatus for recording on and playback from both sides of a dis

Details Apparatus for recording on and playback from both sides of a dis Apparatus for recording on and playback from both sides of a dis

1995-07-25

1997-05-27

Dinh, Tan

Dynamic information storage or retrieval

Control of storage or retrieval operation by a control...

Mechanism control by the control signal

369 32, 369 54, 369 58, G11B 509

Patent

active

056338473

ABSTRACT:
Simultaneous recording on and playback from both sides of a double sided disk is achieved Sector addresses on both sides of the disk are read by respective scanners. One of address is renumbered according to a preset conversion rule which minimizes a time difference between instructions (for recording and playback on both disk sides) to be output to respective modems. Recording and playback operation are controlled according to the renumbered sector address.

REFERENCES:
patent: 4813903 (1989-03-01), Carrell
patent: 4873679 (1989-10-01), Murai et al.
patent: 4903151 (1990-02-01), Mizukami et al.
patent: 5493548 (1996-02-01), Kamioka
patent: 5506825 (1996-04-01), Gushima et al.

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