Patent ID: 7756862

Claim:
A music information processor having a group of songs stored therein, comprising: a recording unit configured to record the group of songs including a plurality of songs, history data indicative of usage history of the songs, and at least two filtering data sets, each of the at least two filtering data sets defining a filtering criteria as a computation of a weight per each of the songs in accordance with a respective filtering criteria; a filtering criteria setting unit configured to set the filtering data sets based on the history data input by a user; a computing unit configured to compute a weight per each of the songs based on both the history data and one of the at least two filtering data sets set by the filtering criteria setting unit; a selecting unit configured to select a song from the group of songs based on the weight computed by the computing unit and to create at least two filtering packages which are different combinations of the songs from the group of songs, each of the at least two filtering packages represents a list of song identification information identifying the song selected; a displaying unit configured to display the group of songs and the at least two filtering packages representing the list including the combinations of the songs; and a reproducing unit being configured to reproduce the song included in one of the filtering packages read from the recording unit if the user selects the song in the list of the filtering packages, wherein the reproduced song corresponds to a song being output from a speaker.