Signal processing apparatus and signal processing method for locating a lost position of auxiliary data
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United States of America Patent
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Jul 15, 2008
Grant Date -
Nov 21, 2002
app pub date -
Apr 22, 2002
filing date -
Apr 27, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
For conversion of a first video signal into a second video signal of a different format, a second auxiliary data packet is generated from a header carrying location data for multiplexing a first auxiliary data packet and main data of a first auxiliary data packet in the first video signal, and is multiplexed with the second video signal. For conversion from the second video signal into the first video signal, the first auxiliary data packet is generated from the header and the main data of the second auxiliary data packet, and multiplexed at the location determined by the location data in the first video signal.
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