| 摘要 |
A radio communication apparatus includes a main telephone connected to a digital line network and a plurality of sub telephones each being capable of performing a radio communication to the main telephone. The main telephone includes a memory for storing a subaddress and a direct dial-in number of each of the plurality of sub telephones, and an unit for, upon receiving an incoming signal transmitted from the digital line network, detecting a subaddress or a direct dial-in number included in the incoming signal, discriminating a sub telephone associated with the detected subaddress or direct dial-in number in accordance with the data stored in the memory, and transmitting the incoming signal to the discriminated sub telephone.
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