Patent ID: 7732700
Filing Date: 2010-06-08
Classification: G11B

Abstract:
1. A playback device comprising: storing means for storing a first contents database in which contents comprising music and tempo information indicating a tempo of said music are correlated with each other; playback means for performing playback of said contents; tempo measuring means for measuring an exercise tempo obtained from body movements of a user; searching means for searching contents from said first contents database based on the exercise tempo and contents selecting means for selecting the contents searched by said searching means as contents to be played by said playback means, further comprising: communication means for performing data communication with an external device storing a second contents database in which contents comprising second music and second tempo information indicating a second tempo of said second music are correlated with each other; and distribution request control means for controlling said communication means to send a contents distribution request specifying the exercise tempo to said external device in the event that there are no relevant contents in said first contents database as a result of search by said searching means.