| 摘要 |
PURPOSE: A controlling method for an output of a sound from a Karaoke system is provided to vary sound effect through installing plural speakers in a space and successively switching music data from a sound source by a multiplexer. CONSTITUTION: A selected music is outputted according to an established pitch and tempo while deciding selection of an output effect function. In case of selection of a sound rotating mode, an effect sound is outputted for adding a three-dimensional effect to the sound such as surrounding effect. In case of selection of a sound crossing mode, the effect sound is outputted for supplying crossing effect of sound to the user. In case of establishing location of a user, a volume of each sound is adjusted. In case of selecting an output select mode, the music is outputted through a corresponding speaker.
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