Patent ID: 7667123
Filing Date: 2010-02-23
Classification: G06F,G11B

Abstract:
1. A system for the display and control of music selection in a hand-held portable multi-media device, the system comprising: a housing sized to be held by a user; a circuit board within the housing; a battery power supply to provide electrical power to electrical circuitry on the circuit board; a data structure to store a plurality of music data files, each music selection data file having identification data associated therewith; a display to display data comprising a playlist indicating music data files to be played; an input device operable by the user to select identification data associated with desired music data files for the playlist; a processor responsive to the input device to select the music data files for the playlist based on the user selected identification data; a CODEC to receive the selected music data files and convert the selected music data files to audio data; an audio output driver coupled to the CODEC to receive the audio data therefrom, the audio output driver further having an output and providing analog signals to the output for connection to an audio output device; and an associated data structure wherein the associated data comprises a plurality of data types, the processor analyzing the music data file to determine one or more associated data types and storing each of the data types for each music data file in the associated data structure in association with the music data file; wherein the processor selects the music data files for the playlist by generating an indicator to indicate a storage location in the associated data structure for an associated data type for each of the selected music data files.