Patent ID: 9437178
Filing Date: 2016-09-06
CPC Classification: G10H

Claim Text:
1. An apparatus operating in cooperation with an external electronic audio apparatus, comprising: a storage section storing therein one or more sets of music content, at least a part of the one or more sets of music content being set in a non-usable state at least in an initial state; a reception section configured to receive a signal, which includes a tone signal portion representing music piece data, performance data, or both the music piece data and the performance data and a control signal portion, transmitted by the external electronic audio apparatus; a determination section configured to determine whether the control signal portion of the signal received by said reception section satisfies a predetermined condition; and a state update section configured to, when said determination section has determined that the control signal portion of the signal satisfies the predetermined condition, update, to a usable state, at least a part of the sets of music content, stored in said storage section, that is currently set in the non-usable state.