In a music video game, a player's performance is digitally sampled while the player performs a musical composition. The player's performance is compared with a reference performance of the musical composition provided by the music video game. Performance feedback is presented to the player based on the...http://www.google.fr/patents/US7164076?utm_source=gb-gplus-shareBrevet US7164076 - System and method for synchronizing a live musical performance with a reference performance
System and method for synchronizing a live musical performance with a ...