| 摘要 |
PROBLEM TO BE SOLVED: To facilitate connection operation when three person communication is performed using a communication terminal of different address system having at least two communication interfaces. SOLUTION: In a public/IP common telephone 1 comprising a wireless section 1C with public wireless line, an IP wireless section 1B with wireless LAN, and an information communication terminal section 1A communicating with different partners simultaneously using both wireless sections, the information communication terminal section 1A comprises a circuit 1A05 for sending one's own voice and the voice of one partner to other partner while compounding and outputting the voices of both partners as a voice while compounding, a section 1A04 for displaying the address of the partner's terminal, a table 1A07 describing the line use situation of the partner's terminal, and a line use situation table management section 1A09 for managing the address of a connectable partner's terminal on the table 1A07, the address of a unconnectable partner's terminal, and the address of a partner's terminal under communication separately. COPYRIGHT: (C)2007,JPO&INPIT
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