| 摘要 |
PROBLEM TO BE SOLVED: To provide a calling wireless terminal having a function of calling an unspecified called wireless terminal when a specific called wireless terminal is preferentially called and there is no response to the call. SOLUTION: When call operation with a specific group as a called party is performed, a call signal transmission part 104 transmits a wireless call signal including a call ID corresponding to a specific called wireless terminal group, waits for a response from the called wireless terminal, when there is no response after waiting for a prescribed period, changes the called party to all the terminals, and retransmits the wireless call signal. COPYRIGHT: (C)2010,JPO&INPIT
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