PURPOSE: To enjoy a JSB broadcast without changing connection by connecting plural satellite broadcast receivers to one set of JSB decoder.

CONSTITUTION: A satellite broadcast receiver 2 is provided with input terminals 25, 26 for a bit stream signal and a detection signal from other satellite broadcast receiver 3 and outputs the bit stream signal and the detection signal from the satellite broadcast receiver 2 to a JSB decoder 4 only when the satellite broadcast receiver 2 receives a JSB broadcast. When the satellite broadcast receiver 2 does not receive a JSB broadcast, the bit stream signal and the detection signal from the other satellite broadcast receiver 3 are fed to a JSB decoder via the satellite broadcast receiver 2 and an output signal of the JSB decoder is connected to the satellite broadcast receiver 2 and the other satellite broadcast receiver 3 respectively in a way of outputting a signal.