| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent the output of a voice signal subjected to sound field processing which is outputted after the stop of an external device supplying the voice signal or after the temporal stop thereof. <P>SOLUTION: The sound field processor is provided with inputting parts 11, 12 which input a digital voice signal outputted from the external device 5, a sound field processing part 15 which subjects the inputted digital voice signal to the prescribed sound field processing and outputs the signal, sound field processing digital voice signal storage parts 15a, 15a' which store a digital voice signal for the sound field processing which is used on the sound field processing, a detection part 18 detecting a non-signal part having a prescribed length in the inputted digital voice signal and an erasure part 18 which erases the digital voice signal for the sound field processing stored in the sound field processing digital voice signal storage part 15a in accordance with that the non-signal part having the prescribed length in the inputted digital voice signal. <P>COPYRIGHT: (C)2004,JPO |
