| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a voice communication system in which a determination can be made that the factors compromising speech quality exist in a voice transmitter itself.SOLUTION: A voice transmitter has generation means generating a determination signal for allowing a voice receiver to determine the situation of the voice transmitter, and signal application means for applying the determination signal thus generated to an audio signal to be transmitted, and inserted to a position of an audio signal processing system for isolating the abnormality occurrence location. A voice receiver has detection means for detecting the determination signal applied to a reception audio signal, and determination means for determining the situation in the voice transmitter whether or not a determination signal applied to a reception voice signal could be detected, on the basis of the state of a reception voice signal at least before the application period of the determination signal.</p> |
