Patent ID: 8572487
Filing Date: 2013-10-29
Classification: G11B,H04N

Abstract:
1. A method for playing back digital music conforming to a rating level, comprising: sending a request for metadata of an album from a music player to a metadata service server, where the request comprises an identifier of the album generated using a hash algorithm of a table of contents (TOC) of the album; receiving the requested metadata as an extensible markup language (XML) file sent back from the metadata service server in response to the request, the metadata comprising information regarding at least one explicit time interval of a track of the album, and a start time and an end time of each time interval, encoded within the XML file using audio edit XML tags; playing the track of the album on the music player; and selectively applying an edit to each explicit time interval of the playing track identified in the metadata of the album, based on a predetermined rating level, comprising applying a filter to a portion of an audio stream of the playing track corresponding to each explicit time interval, where the applied filter one of attenuates, scrambles, and removes vocals from the track without changing other musical content of the track of the album.