Yamaha Corporation

Masatoshi Hanashiro

Makoto Hiroi

Hiromu Miyamoto

Satoshi Takemura

Mitsutaka Goto

Toshiyuki Ito

In a mixer system including an editing device that edits a configuration of signal processing by designating a combination of a plurality of components and a DSP that processes audio signals in accordance with the signal processing configuration edited by the editing device, when the mixer engine does not store a predetermined enabling key, audio signal processing including a protected component in the mixer engine is disabled, and when the mixer engine stores the predetermined enabling key, the audio signal processing is enabled. Further, the editing device is permitted to edit a signal processing configuration including the protected component irrespective of storage of the enabling key in the mixer engine.

Audio signal processing system

In a PC that controls a mixer engine having a programmable DSP, any object such as a knob or the like is enabled to be duplicated from a control screen corresponding to various signal processing components and disposed at any position on a user control screen to make it possible to use the user control screen as a control screen editable by a user. When an object such as a knob is designated in the user control screen and a predetermined direction is issued, a menu is displayed on a display. Then, when 'Open Original' is selected from the menu, it is understood that display of the control screen including an original of the designated object is directed, and the control screen is displayed on the display.

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Hamamatsu, Japan

Masatoshi Hanashiro