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Method, system and device for producing signals from a substance biological and/or chemical activity

  • US 6,541,978 B1
  • Filed: 07/18/2001
  • Issued: 04/01/2003
  • Est. Priority Date: 09/23/1998
  • Status: Expired due to Term
First Claim
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1. Method for producing from a substance (1) signals, in particular electric signals, characteristic of the biological and/or chemical activity or of the biological and/or chemical behaviour of said substance or of an active element contained in said substance;

  • said method comprising the stages;

    of placing said substance in a zone (2) submitted to a specific excitation field of electric, magnetic and/or electromagnetic nature (4), said specific excitation field having the characteristic of having a power spectral density spread over a frequency band, particularly of the white noise type or of the pink noise type;

    said method also comprising;

    of transforming the resulting fields from the interaction of the specific excitation field of the substance into signals, in particular electric signals, by means of a first transducer (6) receiving said resulting fields, said signals being characteristic of the biological and/or chemical activity or of the biological and/or chemical behaviour of said substance or said active element contained in said substance.

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