Patent ID: 7612277
Filing Date: 2009-11-03
Classification: G10H

Abstract:
1. An apparatus for playing an automated musical instrument in synchronism with an audio track of a CD, the apparatus including: a source for a music sequence including time stamped articulation events; a CD drive in communication with a controller, the CD drive capable of playing an audio track on a CD; the controller in communication with the source for a music sequence and in communication with the automated musical instrument, the controller providing the articulation events to the automated musical instrument in accordance with the time stamped articulation of events, the controller further including a digital to analog converter subsystem that receives an audio file as an input to directly convert the audio track to an analog signal for play, the digital to analog converter subsystem providing the controller with a progress status of the time since the beginning of the play of the analog signal, the controller using the progress status of time as a time base for resetting the time stamped articulation events to ensure synchronism with the automated musical instrument.