Patent ID: 9648397
Date: 2017-05-09
CPC Classifications: H04N

Claim:
1. A function upgrade device which is connectable to a display apparatus and configured to operate in conjunction with the display apparatus, the function upgrade device comprising: a function unit configured to perform a function in conjunction with the display apparatus, the display apparatus comprising a first processor configured to process data; a storage configured to store user information and an application related to the function unit; an interface configured to connect the function upgrade device to the display apparatus and enable the function upgrade device to communicate with the display apparatus; a controller configured to, when the display apparatus is connected to the function upgrade device through the interface, control the function unit to operate in conjunction with the display apparatus based on the user information and the application stored in the storage; and a second processor configured to process the data, wherein the controller is configured to selectively control one of the first processor or the second processor to perform the function and thereby process the data according to whether the first processor in the display apparatus performs the function, and wherein the controller is further configured to download and store the function in the storage of the function upgrade device in response to determining that the function, to be performed, requires the function upgrade device and to download and store the function in a storage of the display apparatus in response to determining that the function, to be performed, does not require the function upgrade device.