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Robust decoder

  • US 7,590,531 B2
  • Filed: 08/04/2005
  • Issued: 09/15/2009
  • Est. Priority Date: 05/31/2005
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • at an audio decoder, processing a bit stream for an audio signal, including, when encountering one or more missing frames from the bit stream, then;

    identifying one of plural available segments from an available frame;

    for the identified available segment of the plural available segments,time-extending the identified available segment,using one or more characteristics of the time-extended identified available segment to adapt a linear prediction coefficient filter in generating noise, andsuperimposing the generated noise to onto the time-extended available segment to create a derived segment; and

    forming a merged signal using the plural available segments and the derived segment.

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