Patent ID: 7956276

Claim:
A method of distributing mashup data, the method comprising: distributing to a user a part of mashup music to allow a trial playback thereof, in which the mashup music is formed by mashing up at least a first music content and a second music content; determining whether the user purchased a recipe corresponding to the mashup music after the trial playback, in which the recipe does not include actual music of the first music content and the second music content; and when the user purchases the recipe, enabling the user to purchase at least one of the first music content and the second music content, in which a tempo of at least one of the first music content and the second music content is adjusted so that beat start positions of the first and second music contents are performed with the same timing, and in which the recipe includes original music information to be used for mashup which is (i) indicative of original tempo, beat, and modulation of the first music content and the second music content in their original forms, (ii) indicative of a start point or end point of a respective bar or bars of a respective block or blocks of the first music content and the second music content in their original forms, and (iii) indicative of a position of a beginning of a bar immediate before the start point and a position of a beginning of a bar immediate before the end point of a respective block or blocks of the first music content and the second music content in their original forms, and in which the recipe further includes information on a mashup music result.