| 摘要 |
<p>A method and apparatus are provided for receiving a broadcast comprising a plurality of program channels and generating a playback stream using at le ast one of a buffered program channel and stored indexed content (e.g., comm ercials, programs, songs) for insertion. Control data controls which receive rs insert which indexed content and when the indexed content is inserted int o a received program channel, allowing for playback of songs from playlists, tiered subscription services, and sponsorship of broadcast program channels to provide market-directed content to selected receivers and listeners. Buf fer management operations prevent uncontrolled buffer growth and commercial content avoidance through rapid channel changes.</p> |
