| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sound contour enhancement device for a vehicle capable of facilitating the hearing of conversation, siren, or the like, by occupants in a vehicle. <P>SOLUTION: The sound contour enhancement device for a vehicle comprises a sound collection unit 2 collecting sounds, a signal amplifier 3 amplifying a sound signal in a preset specific frequency band, out of the frequency of sounds collected by the sound collection unit 2, to which the hearing is sensitive, an actuator 4 converting the amplified sound signal into solid propagation vibration, and a solid vibration propagation member 5 placed in the vehicle with the actuator 4 being fixed thereto and capable of propagating vibration. <P>COPYRIGHT: (C)2013,JPO&INPIT |
