Appeal No. 1998-0498
Application No. 08/541,471
Hosono's environment relates to audio-video tape
recording systems. In accordance with the showings in figure
4(2) and figure 5(2) depicting the apparent normal node of
operation of Hosono's device which appears most favorable to
the examiner's position, there is shown respective channels 1
and 2 for recording only video data and channels 3 and 4 for
recording only audio data. The audio and video data appear to
be grouped separately into frames in a corresponding manner
according to the designation V1, A1, etc. Even though the
respective video and audio data frames are recorded in a time
sequential manner, there is no showing to do so on a single or
common channel but only on respectively different and a
separate channels.
Since the claims on appeal basically require a common
transmission channel, it is not apparent to us why it would
have been obvious for the artisan to have utilized the
teachings and showings in Hosono to provide the claimed
interleaving of the video and audio frames "on a sequential
one-to-one basis before transmission" of claims 3, 17 and 26
on appeal. Thus, it would have been apparent to the artisan
that these teachings and showings of Hosono would not have
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