To easily realize setting of a channel for an optional ST signal frame by the channel setting device that receives an input signal consisting of a main signal and an ST signal.
The device is provided with a demultiplexer means 101 that individually demultiplexes a main signal and an ST signal multiplexed in a same frame, a memory means 102 that stores the demultiplexed ST signal, a read means 103 that reads the ST signal stored in the memory means in an optional frame format, a memory means 107 that stores the ST signal whose channel is set, a read means 108 that converts a frame format of the ST signal into a frame format used for multiplexing the signal on a main signal and reads the ST signal whose frame format is converted in the case of reading the ST signal from the memory means 107, and a multiplexer means 109 that multiplexes the ST signal whose frame format is converted on the main signal.
ITO MASAHIRO
MINAMI SHIGEO
ISHII RYUJI
SAIKAWA HIROSHI
MORITA MITSUAKI
WATABE KENTARO
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