| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a mobile terminal device capable of receiving an acoustic ID and appropriately controlling to switch on/off a decode function to decode the acoustic ID into an ID code, in an acoustic communication system for transmitting information using voice. <P>SOLUTION: The mobile terminal device includes: a sound collection unit for collecting the acoustic ID which is identification information composed of a voice signal; and a demodulating unit for demodulating the identification information from the collected acoustic ID; an operation unit operated by a user; and an on/off control unit for switching on the demodulation unit when the operation unit is operated, and for switching off the demodulation unit after the demodulation unit demodulates the identification information. <P>COPYRIGHT: (C)2013,JPO&INPIT |
