Communication system, data terminal apparatus, server apparatus, and menu screen updating method

摘要

There is provided a communication system, a data terminal apparatus, a server apparatus, and a menu screen updating method that succeed in enhancing the ease-of-use of a menu screen with additional functions. The service server (2) transmits to the receiving apparatus (1) additional menu data for permitting selection of additional functions. In the receiving apparatus (1), on the basis of initial menu data for permitting selection of initial functions and the additional menu data obtained as the second menu data, menu display data is produced. On the basis of the menu display data, a menu screen is created. The menu screen is outputted to the display device so that it shows up on the display section of the display device.