Patent ID: 9191765
Filing Date: 2015-11-17
Classification: G06K,G08G,H04R,H04S

Abstract:
1. An in-vehicle audio device comprising: an audio signal supplying device which supplies an audio signal; an audio signal processing device which performs a signal process of supplying a sound image corresponding to the audio signal transmitted from the audio signal supplying device, the audio signal processing device comprising: a space transfer characteristic compensation device which applies an inverse function of a transfer function to the audio signal transmitted from the audio signal supplying device, the transfer function expressing space transfer characteristics in a passenger compartment of a host vehicle to which the in-vehicle audio device is mounted; and a vehicle height characteristic compensation device which performs a filtering process of the audio signal supplied from the space transfer characteristic compensation device on a basis of the transfer function according to a vehicle height of the host vehicle, and an audio output device which outputs a sound to generate the sound image on the basis of the audio signal output from the audio signal processing device.