| 摘要 |
Provided is a push-to-talk (PTT) communication system including: a server for controlling PTT communications; and a mobile communication terminal that requests the server for a voice transmission right for transmitting voice information to a predetermined communication counterpart based on the PTT communications. The mobile communication terminal requests the server for the voice transmission right when detecting that a voice is being inputted thereto. The mobile communication terminal includes: a voice input section; and a control section for transmitting a request for a voice transmission right to a PTT server when detecting that a voice is being inputted to the mobile communication terminal. According to the PTT communication system, it is possible to readily transmit a voice based on the PTT communications and respond to a voice without pressing a PTT button.
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