Electronic musical instrument, accompaniment sound instruction method and accompaniment sound automatic generation device
AssigneeCasio Computer Co., Ltd.
InventorsJun YOSHINO, Toshiyuki TACHIBANA
Life of this patent
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Abstract
The present invention aims to change contents of an automatic accompaniment in accordance with a pitch range of a key that a user plays. The electronic musical instrument includes operated keys and a processor. The processor acquires the number of operated keys for each pitch range in accordance with the operation of the keyboard and instructs to switch an automatic accompaniment pattern accompaniment sounds to be emitted in accordance with the acquired number of operated keys for each pitch range.
Claims14
An electronic musical instrument comprising:
- a plurality of keys that includes at least first keys corresponding to a first pitch range and second keys corresponding to a second pitch range;
- and
- at least one processor, wherein the at least one processor executes:
- acquiring the number of operated keys for each pitch range;
- giving instructions for switching an automatic accompaniment pattern of accompaniment sounds to be emitted in accordance with the acquired number of operated keys for each pitch range.
A method of controlling an electronic musical instrument having a plurality of keys that includes at least first keys corresponding to a first pitch range and second keys corresponding to a second pitch range, comprising:
- acquiring the number of operated keys for each pitch range;
- giving instructions for switching an automatic accompaniment pattern of accompaniment sounds to be emitted in accordance with the acquired number of operated keys for each pitch range.
An accompaniment sound automatic generation device comprising:
- a plurality of keys that includes at least first keys corresponding to a first pitch range and second keys corresponding to a second pitch range and
- at least one processor, wherein
- the at least one processor executes:
- acquiring the number of operated keys for each pitch range and
- giving instructions for switching an automatic accompaniment pattern of accompaniment sounds to be emitted in accordance with the acquired number of operated keys for each pitch range.
Dependencies are inferred from the claim text.