HARMONY FORMING APPARATUS AND KARAOKE SING-ALONG SYSTEM

摘要

PROBLEM TO BE SOLVED: To make it possible to smooth the pitch change of harmony and to impart the natural harmony as the harmony of a singer's singing. SOLUTION: This system has an input means which inputs voice signals, a memory means which stores the pitch data for successively changing the pitches of the voice signals inputted by this input means, a pitch changing means which changes the pitches of the voice signals inputted by the input means according to the pitch data stored in this memory means and a control means which controls the pitch changing means in such a manner that the pitches are gradually changed to the pitches corresponding to the pitch data at the time of the pitch changing means changes the pitches according to the pitch data.