Video signal recording apparatus which receives a digital progressive scan TV signal and switches the progressive signal frame by frame alternately
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United States of America Patent
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Oct 14, 1997
Grant Date -
N/A
app pub date -
Jun 14, 1995
filing date -
Jun 14, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A video signal recording apparatus including a switching device for receiving a digital progressive scan TV signal having a frame cycle which is 1/2 of the frame cycle of an interlaced scan TV signal and switching the progressive scan TV signal frame by frame alternately; a coding device for performing high-rate coding of data corresponding to one frame of the progressive scan TV signal to the same code amount as obtained by high-rate coding of data corresponding to one frame including two successive fields of an interlaced scan standard-definition TV signal; and a recording device for recording the data processed with the high-rate coding in the same number of tracks as the data corresponding to one frame of the interlaced scan standard-definition TV signal.
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