| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a telephone device which prevents an incoming call volume from increasing in accordance with ambient noise so that a user is not disturbed and sends an incoming call notification without fail. <P>SOLUTION: There is provided a telephone device that comprises: ambient sound volume detection means F31 that includes a microphone to collect ambient sound and detects ambient sound volume collected by the microphone; sound volume determination means F33 which determines whether the ambient sound volume detected by the ambient sound volume detection means F31 is less than or equal to a preset threshold value when the telephone device receives an incoming call; audible sound incoming call notification means using F35 which sends an incoming call notification by the audible sound when the sound volume determination means F33 determines that the ambient sound volume is less than or equal to the threshold value; visible light incoming call notification means F36 which sends the incoming call notification by visible light when the sound volume determination means F33 determines that the ambient sound volume exceeds the threshold value. <P>COPYRIGHT: (C)2012,JPO&INPIT |
