Digital signal recording method and apparatus and recording medi

Motion video signal processing for recording or reproducing – Local trick play processing – With randomly accessible medium

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386124, H04N 5783

Patent

active

060262133

ABSTRACT:
Digital signals are recorded in sequential tracks on a tape-form recording medium. In the case where the digital signals are recorded in accordance with a first recording format, at least first digital signals for normal reproduction are recorded in a single area of the first format on each track. In the case where the digital signals are recorded in accordance with at least a second recording format, at least the first digital signals are recorded in a specific area among divided areas of the second format, the divided areas being rewritable independently on each track, the specific area being common for both the first and second formats. And, second digital signals for special reproduction are recorded in previously determined areas among recording areas on each track, the recording areas being common for both the first and second formats.

REFERENCES:
patent: 5526199 (1996-06-01), Seki et al.
patent: 5668677 (1997-09-01), Seki et al.
patent: 5684917 (1997-11-01), Yanagihara et al.
patent: 5729649 (1998-03-01), Lane et al.

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