Automatic accompaniment apparatus, a method of automatically playing accompaniment, and a computer readable recording medium with an automatic accompaniment program recorded thereon

摘要

An automatic accompaniment apparatus is provided. The apparatus is provided with a music database having music data of plural musical pieces recorded therein, the music data including melody information and chords corresponding to the melody information, a performance recording unit for recording performance information for giving an instruction of generating a musical tone in response to performed operation, a music searching unit for searching for music data including melody information corresponding to the performance information in the performance recording unit through the music database, a chord judging unit for judging chords from the performance information in the performance recording unit, a chord selecting unit for selecting one of the chords included in the music data found by the music searching unit and the chords judged by the chord judging unit, and an automatic accompaniment unit for giving an instruction of generating accompaniment in accordance with the selected chords.

主权项

1. An automatic accompaniment apparatus comprising:
a music database having plural pieces of music data recorded therein, the plural pieces of music data corresponding respectively to plural musical pieces, and each piece of music data including melody information and chords corresponding to the melody information; a performance recording unit which records performed melody information for successively giving an instruction of generating a musical tone in response to an operation performed on a performance operating device; a music searching unit which searches for a musical piece having music data including melody information corresponding to the performed melody information recorded in the performance recording unit through the music database; a chord judging unit which judges a chord based on the performed melody information recorded in the performance recording unit; a chord selecting unit which selects one chord from among (i) a chord included in the music data of the musical piece found by the music searching unit and (ii) the chord judged by the chord judging unit as the chord to be used; and an automatic accompaniment unit which gives an instruction of generating accompaniment in accordance with the chord selected by the chord selecting unit.