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Nippon Gakki Co Ltd
Original Assignee
Nippon Gakki Co Ltd
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Publication date
Application filed by Nippon Gakki Co LtdfiledCriticalNippon Gakki Co Ltd
Priority to JP2892676ApriorityCriticalpatent/JPS52111713A/en
Publication of JPS52111713ApublicationCriticalpatent/JPS52111713A/en
PURPOSE: To obtain a sound resembling that of a natural instrument by composing a sound source signal with a tone filter to produce a tone and by controlling the frequency characteristics of the tone filter with sine-wave signals of different phases.