Motion video signal processing for recording or reproducing – Local trick play processing – With randomly accessible medium
Patent
1994-08-15
1998-01-20
Chin, Tommy P.
Motion video signal processing for recording or reproducing
Local trick play processing
With randomly accessible medium
360 141, 386 53, H04N 593, G11B 2702
Patent
active
057108579
ABSTRACT:
In recording one frame of video data in a plurality of tracks, high-frequency components of the video data are recorded in first and last ones of the plurality of tracks while low-frequency components thereof are recorded in the other tracks. In an editing/recording operation, a first frame of video data is recorded twice for first two consecutive frame periods after the start of the recording, and a last frame of video data is recorded twice for last two consecutive frame periods before the end of the recording. In a reproducing operation, one frame of video data is not used immediately before and after the start of the editing/recording operation and immediately before and after the end of the editing/recording operation.
REFERENCES:
patent: 3617626 (1971-11-01), Blutch
patent: 4768105 (1988-08-01), Aoki
patent: 4774600 (1988-09-01), Baumeister
patent: 5032927 (1991-07-01), Watanabe et al.
patent: 5068744 (1991-11-01), Ito
Nakayama et al, NHK Science and Technical Research Labs. 1/2" Composite Digital VTR format "D-3" (No Date).
Nose Junichi
Yamasaki Tatsuo
Chevalier Robert
Chin Tommy P.
Mitsubishi Denki & Kabushiki Kaisha
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