Method and system for non-invasively identifying the operational status of a VCR
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United States of America Patent
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Nov 17, 1992
Grant Date -
N/A
app pub date -
Jul 30, 1990
filing date -
Jul 30, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and apparatus are provided for identifying one of a plurality of operational modes of a monitored video cassette recorder (VCR). A sensor is positioned near the monitored VCR for detecting a radiated signal of the monitored VCR. The detected signal is appplied to a filter for filtering the detected signal and for providing a plurality of predetermined band-pass filtered signals. A neural network is used for processing the plurality of predetermined band-pass filtered signals to identify the operational mode of the VCR.
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