| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem that voice is not clearly catched since there is a possibility that a left microphone is hidden in a back of a mouse, if a user uses a communication terminal device such the mobile phone set, etc. holding it on a left ear in a case that, for example, a left microphone is made a sound collecting microphone, because the communication terminal device such the mobile phone set, etc. performs speaking using a microphone decided beforehand when conversation is performed using it which mounts stereophonic microphones. SOLUTION: The communication terminal device with a plurality of microphones is composed to be provided with a detection means which detects the tilt of the communication terminal device, and a selection means which selects a voice signal based on a voice collected by any one microphone out of a plurality of microphones based on the tilt of the communication terminal device detected by the detection means. COPYRIGHT: (C)2008,JPO&INPIT
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