Lost frame recovery techniques for parametric, LPC-based speech coding systems
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United States of America Patent
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Oct 26, 2004
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N/A
app pub date -
Jun 19, 1998
filing date -
Jun 19, 1998
priority date (Note) -
Expired
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Abstract
A lost frame recovery technique for LPC-based systems employs interpolation of parameters from previous and subsequent good frames, selective attenuation of frame energy when the energy of a subframe exceeds a threshold, and energy tapering in the presence of multiple successive lost frames.
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