Patent ID: 8352986

Claim:
A picture display system comprising: a first display device; a remote controlling device; a base device for supplying a plurality of picture signals to at least one of the first display device or the remote controlling device; and an external input device for supplying the plurality of picture signals to the base device, wherein: the first display device includes a picture display unit for displaying a first picture signal supplied from the base device; the remote controlling device includes: a display unit for displaying: a second picture signal supplied from the base device; and a remote control panel including a plurality of buttons for switching image modes and accepting an operating input from a user; an operating input accepting means for accepting the operating input from the user; an operating signal generating means for generating operating signals conforming to display items of display information for operation as specified by the operating input accepting means; an input switch having an interlock function and a non-interlock function, wherein the input switch receives an user input to activate the interlock function or the non-interlock function, wherein when the interlock function is activated, picture signals input into and displayed on the first display device and the remote controlling device are interlocked such that when the second picture signal input into and displayed on the remote controlling device is switched to a third picture signal that is input into and displayed on the remote controlling device, the first picture signal input into and displayed on the first display device is simultaneously changed to the third picture signal that is input and displayed on the first display device; and a communication means for transmitting the operating signals to the base device.