Video-signal recording and playback apparatus, video-signal...

Details Video-signal recording and playback apparatus, video-signal... Video-signal recording and playback apparatus, video-signal...

2006-12-12

2006-12-12

Tran, Thai (Department: 2621)

Motion video signal processing for recording or reproducing

Local trick play processing

With randomly accessible medium

C386S349000, C386S349000

Reexamination Certificate

active

07149413

ABSTRACT:
A video-signal recording and playback apparatus for recording and playing back a video signal of a television-broadcast program include a recording mechanism for recording a video signal onto an information-recording medium; an extracting mechanism for extracting a representative picture from a video signal to be recorded; an attaching mechanism for attaching an evaluation value to a representative picture extracted by the extracting mechanism; a preserving mechanism for preserving a representative picture extracted by the extracting mechanism in the information-recording medium; and a thinning mechanism for carrying out a thinning process on a number of representative pictures preserved by the preserving mechanism in the information-recording medium on the basis of the evaluation value attached by the attaching mechanism.

REFERENCES:
patent: 5809202 (1998-09-01), Gotoh et al.
patent: 6728473 (2004-04-01), Chotoku et al.

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