| 摘要 |
The method, apparatus, and system for controlling audio anomalies by using a mute switch 51 to prevent output of an auxiliary audio signal 21 in a television signal 20 with an auxiliary audio signal 21, such as a NICAM audio signal or dual language audio signal, adjacent to a first audio signal 22. The mute switch 51 operation is a function of the type of receiver 19 receiving television signal 20 and a function of verifying the presence of an auxiliary audio signal 21 in television signal 20. The present invention controls audio anomalies such as audio whistle and audio pop.
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