Methods of and apparatus for coding television signals having va

Details Methods of and apparatus for coding television signals having va Methods of and apparatus for coding television signals having va

1993-04-22

1994-10-25

Sniezek, Andrew L.

Dynamic magnetic information storage or retrieval

Monitoring or testing the progress of recording

360 191, 360 48, 358343, H04N 578

Patent

active

053594649

ABSTRACT:
Apparatus for coding a television signal in common image format in which the video frame rate may have any one of a plurality of predetermined different values and the number of pixels or the spatial resolution per video frame of which is the same for all frame rates, comprises a video encoder for coding the video information of each video frame into a format suitable for recording in oblique tracks on a magnetic tape, and an audio encoder for coding the audio information associated with each video frame into blocks for recording with the video information, each audio block comprising digital audio data and a pointer indicating that portion of the block containing the audio data, and preferably also the sample rate of the audio data.

REFERENCES:
patent: 4348699 (1982-09-01), Tsuchiya et al.
patent: 4602295 (1986-07-01), Moriyama et al.
patent: 4660103 (1987-04-01), Wilkinson et al.
patent: 4757393 (1988-07-01), Dakin et al.
patent: 4819088 (1989-04-01), Higurashi
patent: 5200864 (1993-04-01), Dunn et al.

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