Motion video signal processing for recording or reproducing – Local trick play processing – With randomly accessible medium
Patent
1991-01-02
2000-07-18
Sniezek, Andrew L.
Motion video signal processing for recording or reproducing
Local trick play processing
With randomly accessible medium
386107, 369 48, H04N 591
Patent
active
060918853
ABSTRACT:
A system comprising a recording apparatus including an audio input portion and a recording portion capable of recording an audio signal from the audio input portion on a recording medium, and an audio memory unit detachably attached to the recording apparatus, wherein the memory unit includes a memory capable of storing the audio signal from the audio input portion, and the recording apparatus is arranged to record also the audio signal read out from the memory on the recording medium by the recording portion, thereby making it possible to record a wide variety of audio signals of different kinds on the recording medium in desired timing. Also, this memory unit is utilized to make it possible that in application to the apparatus for recording video signals and audio signals in superimposed relation, the video signal is rewritten only in itself.
REFERENCES:
patent: 4680647 (1987-07-01), Moriyama
patent: 4764817 (1988-08-01), Blazek et al.
patent: 4779138 (1988-10-01), Nomura et al.
patent: 4961116 (1990-10-01), Kanamaru et al.
patent: 5130812 (1992-07-01), Yamaoka
Abe Takeshi
Hieda Teruo
Ishikawa Yoshifumi
Kyuma Kenji
Nakatani Yoshihiro
Canon Kabushiki Kaisha
Sniezek Andrew L.
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