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Acoustic alert communication system with enhanced signal to noise capabilities

  • US 7,170,404 B2
  • Filed: 08/16/2005
  • Issued: 01/30/2007
  • Est. Priority Date: 07/23/2004
  • Status: Active Grant
First Claim
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1. A system for alerting an individual to a specific alert condition, comprising:

  • an alert mechanism for monitoring for the specific alert condition and adapted to trigger in response thereto;

    a code generator adapted for generating a repeating sequence of two or more pseudo-random acoustic signal pulses when triggered by the alert mechanism; and

    a receiving system comprising a microphone for receiving the sequence of pseudo-random acoustic signal pulses, a microprocessor utilizing software for recognizing the sequence of pseudo-random acoustic signal pulses, and a communication means for responding to the recognized sequence of pseudo-random acoustic signal pulses.

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