| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an on-vehicle acoustic system enabling a person sitting down on each seat of a vehicle to have a feeling of sound having no feeling of wrongness. <P>SOLUTION: The on-vehicle acoustic system with a plurality of speakers arranged in a vehicle room is provided with a position fixing control part for providing a position fixing characteristic to an audio signal inputted to one speaker out of front and rear speakers in the vehicle room and an addition part for adding the audio signal outputted from the position fixing control part to an audio signal inputted to the other speaker and inputting the added signal to the other speaker. The position fixing control part provides a characteristic obtained by multiplying an acoustic transmission characteristic from one speaker up to a seat close to the other speaker by a reverse characteristic of an acoustic transmission characteristic from the other speaker to the seat. <P>COPYRIGHT: (C)2009,JPO&INPIT |
