There is provided a system which allows information related to a
broadcasting program to be processed efficiently. The program related
information related to the certain program created on the transmitter
side is composed of Event Data, Channel Data, Character Data, CM data and
the like and is converted into EPG_contents_data. Further, display
related information concerning on a layout and the like in displaying the
program related information created on the transmitter side on a screen
is composed of Layout Data, Color Data, Font Data and Operation Data and
is converted into EPG_control_data. The receiver side generates
EPG_management_data as necessary from the EPG_contents_data and the
EPG_control_data transmitted from the transmitter side and generates
EPG_display_data which is display information from the EPG_contents_data
and the EPG_control_data.