Compressed audio information

摘要

Compressed entertainment content such as audio or video or both includes additional aspects and operations associated their way. The compressed audio may be used to signal computers such as a telephone or reminder for an appointment. A melody line may be extracted from the audio, or the audio may be used exactly as it is. Another aspect stores traders within the entertainment content such as in MP3. Those traders are used to trigger the system to retrieve other parts of the content to be displayed at the same time that that particular part of the MP3 is being play. The content may include video or text, or maybe links to other content such as broadband content four times sensitive content. Another aspect describes encryption which is keyed to the disk ID to prevent playing oven illegally copied disk. Another aspect reads a specified amount of information then spins down the disk to conserve battery power.

主权项

1. A method, comprising:
using a computer for reading a compressed audio file representing music information; using said computer for also reading extra content associated with the compressed audio file, wherein said extra content is related to the content of the compressed audio file, wherein said also reading comprises first reading a first part of said extra content which has a first resolution that is a lower resolution displayable information as first information, and said first reading automatically displaying said first information as lower resolution displayable information at a first time; and while displaying said first information, determining if the computer is capable of displaying second information having further detail than the first information, said determining being carried out prior to displaying said second information, and only if said determining determines that said computer is capable of displaying said second information, then reading a second part of said extra content and using said second part of said extra content to provide said second information.