| 摘要 |
PURPOSE:To make attain a simultaneously called slave set individual taking with other slave set and an extension telephone set by providing a radio equipment function for exclusive simultaneous notice and a radio equipment function for normal talking to a master set and plural slave sets. CONSTITUTION:When a slave set among simultaneous callout destination slave sets desires to be replied and individual talking operation is implemented in the slave set, a CTS radio equipment changeover circuit 9 stops the operation of an additional radio equipment circuit 10 exclusive for simultaneous call and a signal operating a CTS circuit 8 for normal talking is outputted and when, e.g. dial designation of a simultaneous call source slave set is implemented, a signal switching a switch of a switch circuit 7 to a terminal 7a is outputted from the CTS circuit 8 and individual talking with the simultaneous call source slave set is attained via the master set. Thus, in the case of simultaneous calling, for example, the simultaneous call source is replied and the utilization of the cordless telephone system is expanded.
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