Speech coding including soft adaptability feature

Speech coding including soft adaptability feature

  • CN 1,262,992 C
  • Filed: 03/02/1999
  • Issued: 07/05/2006
  • Est. Priority Date: 03/04/1998
  • Status: Active Grant
First Claim
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1. sound encoding device comprises:

  • Be used to receive the coded portion of the input information relevant with the encoded signal of representing primary speech signal, described coded portion comprises the adaptive coding part that is used to receive the regular coding part of described input information and the generation first coded signal valuation and is used to receive described input information and the generation second coded signal valuation;

    It is characterized in thatBe connected to the controller of described regular coding part and described adaptive coding part, be used to receive the information of the characteristics of speech sounds of representing described uncoded signal and be used to generate control signal, described controller comprises the soft adaptability controller;

    Be used to receive from the described first coded signal valuation of described regular coding part with from the described control signal of described controller and the code corrector that produces the signal estimation of revising;

    AndThe compositor part that is used to receive described corrected signal valuation and produces the coded signal of representing described primary speech signal.

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