Patent ID: 7378984

Claim:
An audio visual system comprising: a display unit having a display section; a plurality of video devices connected to the display unit; and a plurality of remote controllers for controlling the respective video devices, wherein a remote controller of the plurality of remote controllers transmits a remote control code to the display unit, wherein, upon the remote control code being received by the display unit, the display unit (1) determines one of the plurality of video devices which corresponds to the remote controller, (2) transmits the remote control code to the one of the video devices determined to correspond to the remote controller, (3) extracts a command from the remote control code, and (4) determines whether the extracted command is a switching disable command or a switching enable command, wherein, if the display unit determines that the extracted command is a switching enable command, the display unit connects the one of the video devices determined to correspond to the remote controller to the display section of the display unit, and wherein, if the display unit determines that the extracted command is a switching disable command, the display unit does not switch a connection between the video devices and the display section of the display unit, and video data being displayed on the display section of the display unit is not required to change.