BROADCAST TERMINAL, AND SOUND-VOLUME CONTROL METHOD

摘要

PROBLEM TO BE SOLVED: To adjust broadcast sound-volume corresponding to the situation around a speaker. SOLUTION: A broadcast terminal 150 measures a noise volume level around a speaker via a microphone 180 arranged around the speaker 170 so as to change a sound-volume level of voice data outputted from the speaker corresponding to the measured noise volume level. COPYRIGHT: (C)2009,JPO&INPIT