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METHOD, MEDIUM AND APPARATUS FOR ENCODING AND/OR DECODING SIGNAL

  • US 20090006081A1
  • Filed: 02/19/2008
  • Published: 01/01/2009
  • Est. Priority Date: 06/27/2007
  • Status: Abandoned Application
First Claim
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1. A signal encoding method comprising:

  • determining frequency or temporal resolutions of a plurality of frequency bands by applying a psychoacoustic model;

    transforming a received signal in units of the frequency bands according to a determined resolution;

    selectively encoding the determined resolutions according to a predetermined method by comparing the resolutions with a predetermined value; and

    quantizing and encoding the transformed signal.

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