Patent ID: 8288643
Filing Date: 2012-10-16
Classification: G10H

Abstract:
1. A pedal control apparatus of an electronic keyboard musical instrument, the pedal control apparatus comprising: a pedal which is placed on a main body of the electronic keyboard musical instrument so that the pedal pivots about a fulcrum in accordance with a player's performance manipulation; an action detecting means which detects an action of the pedal; an actuator which exerts an external force on the pedal; a control table storing means which stores different kinds of control tables in which action of the pedal is associated with external force exerted on the pedal by the actuator, wherein the external force associated with a certain action of the pedal varies among the control tables; a table selecting means which selects one of the different kinds of control tables in accordance with a player's manipulation of setting operators; and a drive controlling means which obtains from the selected control table the external force associated with the detected action to drive and control the actuator in accordance with the obtained external force, wherein the obtained external force is exerted on the pedal according to the detected action of the pedal and concurrently with the player's performance manipulation of the pedal, and wherein the detected action includes a displacement and a velocity of the pedal; wherein the action detecting means determines based on the detected action whether the pedal is placed in an initial position, and different driving and controlling are performed based on depression or release of the pedal and in response to a determination that the pedal is not placed in the initial position.