From Wikipedia, the free encyclopedia. A broadcast control channel (BCCH) is a point to multipoint, unidirectional (downlink) channel used in the Um interface of the GSM cellular standard .
Read moreWhat is BCCH and TCH in GSM?
Abstract: The GSM system has two type of frequency carriers, namely the frequencies that carry the broadcast control channels (BCCH) and the frequencies carrying only traffic channel (TCH) .
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