Display device and method for controlling and upgrading the same

Abstract

A display device and method for controlling and updating the same are disclosed herein. The display device may include a broadcast receiver for receiving a broadcast signal, a demultiplexer for demultiplexing the received broadcast signal, a decoder for decoding the demultiplexed broadcast signal, and a display for displaying the decoded broadcast signal. An external device interface may be provided for receiving upgrade data from an upgrade device. The display device may include a memory for storing the upgrade data and version information of the upgrade device. A controller may be provided to process and display the received broadcast signal on the display, determine whether the upgrade device is connected to the display device, determine whether a version of the upgrade device is an updated version, and assign authority to control the display device to the upgrade device.

Dependencies are inferred from the claim text.