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Multi-channel playback of audio/video content

  • US 9,094,724 B2
  • Filed: 08/03/2007
  • Issued: 07/28/2015
  • Est. Priority Date: 05/06/1998
  • Status: Expired due to Term
First Claim
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1. A method comprising:

  • receiving, at a recording device, audio/video content from a plurality of audio/video sources, wherein each of the plurality of audio/video sources corresponds to a channel;

    compressing, at the recording device, audio/video content received from each of the plurality of audio/video sources, the compressing including using a first data rate to compress first audio/video content received from a first audio/video source and using a second data rate that is different from the first data rate to compress second audio/video content received from a second audio/video source;

    storing the compressed audio/video content into corresponding portions of one or more storage devices at the recording device; and

    playing back, by the recording device, from a first portion of the one or more storage devices, the compressed first audio/video content, wherein the compressed first audio/video content in the first portion is not overwritten when a viewer changes from a first channel that corresponds to the first audio/video source to a second channel that corresponds to the second audio/video source.

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