PROGRAM BROADCASTING SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a program broadcasting system which prevents a failure of reserved recording of a program on a receiver even in the case of a change of a broadcasting schedule of programs. SOLUTION: The program broadcasting system which multiplexes program data and program guide information to broadcast them is provided with an event identifier assigning means 22 which assigns an event identifier to a program to which any event identifier has not been assigned but a program identifier has been given, and the event identifier assigning means decides assignment of an event identifier which is not assigned to any program or assignment of an event identifier, which has been assigned to a program, in accordance with assignment decision information when assigning an event identifier to the program. Consequently, the event identifier of the program of which the recording has been reserved on the receiver is left unchanged to prevent a failure of reserved recording.