音響システム - Yamaha Corporation

Title:

音響システム

Document Type and Number:

Japanese Patent JP6544135

Kind Code:

B2

Abstract:

To provide an acoustic device that can control supply of an acoustic signal to a vibration application device in accordance with whether or not it is in a state in which sound can be output.SOLUTION: A detection module 39 of a TA piano 21 determines whether or not music data MD is necessary in accordance with setting or change of a mode, and makes a notification to a smartphone 13. The smartphone 13 controls a control unit 21A of the TA piano 21 in accordance with the state of the TA piano 21. The control unit 21A stops acquisition of the music data MD from a music data supply device 11 on the basis of the control exerted by the smartphone 13, and controls supply of a driving signal to a vibration application device 31.SELECTED DRAWING: Figure 2

Inventors:

Haruki Uehara
Katsuaki Tanaka
Akihiko Suyama

Application Number:

JP2015161606A

Publication Date:

July 17, 2019

Filing Date:

August 19, 2015

Export Citation:

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