Patent ID: 8103370

Claim:
An in-vehicle audio device that can be connected to a portable audio device, the portable audio device configured to display image data received from a connected device on a display unit, the in-vehicle audio device comprising: an image data generating unit operative to classify information data into data of information to be displayed on a display unit included in the in-vehicle audio device and data of information to be displayed on the display unit included in the portable audio device and to generate transmission image data in a format that can be displayed in the portable audio device from the data of information to be displayed on the display unit included in the portable audio device, the information data including information corresponding to a tune that is being played back or current setting information for a function of the in-vehicle audio device; and an image data sending unit operative to send the transmission image data generated by the image data generating unit to the portable audio device when the portable audio device is connected to the in-vehicle audio device.