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Dynamic capacity operating point management for a vocoder in an access terminal

  • US 8,036,242 B2
  • Filed: 02/15/2006
  • Issued: 10/11/2011
  • Est. Priority Date: 02/15/2006
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a variable rate vocoder configured to encode speech signals with a plurality of encoding rates, the variable rate vocoder being configured to change from a first encoding rate to a second encoding rate according to a received signal indicating reverse link load; and

    a processing unit comprising an infinite impulse response (IIR) filter configured to filter the received signal indicating reverse link load using a time index in slots, a filter time constant, the IIR filter output, and the IIR filter input.

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