Method and apparatus for selectively recording a broadcast
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United States of America Patent
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-
Dec 8, 1981
Grant Date -
N/A
app pub date -
Apr 16, 1979
filing date -
Apr 16, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A selective receiving and/or recording technique for broadcast audio and/or video programs where the broadcast signal has a tone code preceding each program segment to which a monitoring-receiving-recording device is responsive, either matching the tone code with a prestored list of orders for receiving and/or recording that broadcast segment or responding to a particular code so as to disable its associated recorder to thus protect copyrighted information.
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