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Hysteresis waveshaping

  • US 7,309,828 B2
  • Filed: 11/05/2003
  • Issued: 12/18/2007
  • Est. Priority Date: 05/15/1998
  • Status: Expired due to Fees
First Claim
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1. A system for enriching the timbre of audio signals, said system comprising:

  • a processor adapted to process an incoming audio signal comprising a signal attribute that is measurable over time, wherein said incoming audio signal is processed by measuring said signal attribute to produce an internal hysteretic control signal, wherein said measuring of said signal attribute is performed according to one of a selectable plurality of control signal generation algorithms;

    a waveshaper adapted to generate an outgoing waveshaped audio signal by mapping said incoming audio signal to a particular outgoing waveshaped audio signal, wherein said mapping is controlled by said internal hysteretic control signal; and

    an interface providing said outgoing waveshaped audio signal to an external audio system.

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