Tone-controlled video muting
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United States of America Patent
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Aug 10, 2004
Grant Date -
N/A
app pub date -
May 12, 2000
filing date -
May 12, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention is a method and apparatus to control muting a video output. A tone detector detects a first tone in a control tone signal generated by a video player during playing a video program from a master medium. The control tone signal is recorded on the master medium. The video player provides a video signal corresponding to the video program. A mute controller mutes a video output representing the video signal when the first tone is detected. The video output is recorded on a duplication medium in a video recorder.
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Family
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