Abstract: A display device operation method according to an embodiment of the present invention comprises the steps of: outputting first content on a screen of the display device; receiving a screen link request for linking a first screen of the display device and a second screen of another display device connected to the display device; and controlling the display device and another display device such that the first content is output on a merged screen in which the first screen and the second screen are merged according to the received screen link request.

Abstract: A broadcast receiver according to one embodiment of the present invention comprises: a tuner for receiving a broadcast signal; a display module for displaying content on a main screen; an interface module for receiving, from a remote control, a first command for selecting a specific location on the main screen; and a controller for controlling the tuner, the display module, and the interface module, wherein the controller enlarges a specific region within a preset distance from the specific location according to the received first command, and displays the magnified specific region in a zoom window, and furthermore, the location of the zoom window varies according to a motion of the remote control.

Abstract: A broadcast receiver according to one embodiment of the present invention comprises: a tuner for receiving a broadcast signal; a display module for displaying content on a main screen; an interface module for receiving, from a remote control, a first command for selecting a specific location on the main screen; and a controller for controlling the tuner, the display module, and the interface module, wherein the controller enlarges a specific region within a preset distance from the specific location according to the received first command, and displays the magnified specific region in a zoom window, and furthermore, the location of the zoom window varies according to a motion of the remote control.

Abstract: A display device operation method according to an embodiment of the present invention comprises the steps of: outputting first content on a screen of the display device; receiving a screen link request for linking a first screen of the display device and a second screen of another display device connected to the display device; and controlling the display device and another display device such that the first content is output on a merged screen in which the first screen and the second screen are merged according to the received screen link request.

Abstract: A display device including a display module configured to display a content corresponding to a video on a main screen of the display device; an interface module configured to receive an enlargement input request from a remote controller; and a controller configured to enter an enlargement mode in accordance with the enlargement input request received from the remote controller, display a window including the content displayed on the main screen, display an indicator for selecting a specific area of the displayed content within the displayed window, enlarge the selected specific area of the displayed content, and display the enlarged selected specific area of the displayed content on the main screen.

Abstract: A display device including a display module configured to display a content corresponding to a video on a main screen of the display device; an interface module configured to receive an enlargement input request from a remote controller; and a controller configured to enter an enlargement mode in accordance with the enlargement input request received from the remote controller, display a window including the content displayed on the main screen, display an indicator for selecting a specific area of the displayed content within the displayed window, enlarge the selected specific area of the displayed content, and display the enlarged selected specific area of the displayed content on the main screen.