Patent ID: 7190798
Filing Date: 2007-03-13
Classification: H04B,H04R

Abstract:
1. An entertainment system mounted on a vehicle, the system comprising: a plurality of audio sources; and a head unit provided in a front seat area of the vehicle, a rear controller provided in a rear seat area of the vehicle, wherein the head unit comprises: a control switch for switching between front control and rear control, at least one audio source control button shared between the front control and the rear control, the audio source control button enabling a user to select one of the plurality of audio sources and operate the selected audio source; a controller for causing a user operation on the audio source control button to be reflected in a front audio source played in the front seat area independently from a rear audio source when the front control is selected by the control switch and to be reflected in the rear audio source played in a rear seat area of the vehicle independently from the front audio source when the rear control is selected by the control switch; and an enabling switch for switching between an enabled state in which user operation on the rear controller is enabled and a disabled state in which user operation on the rear controller is disabled, wherein the rear controller comprises a rear audio source control button for enabling a user to select the rear audio source from the plurality of audio sources and operate the selected rear audio source if the rear controller is in the enabled state.