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Method for estimating signal-to-noise ratio of digital carriers in an AM compatible digital audio broadcasting system

  • US 6,532,258 B1
  • Filed: 06/24/1999
  • Issued: 03/11/2003
  • Est. Priority Date: 06/24/1999
  • Status: Expired due to Term
First Claim
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1. A method of estimating signal-to-noise ratio (SNR) for a plurality of carriers modulated with digital information, such digital information including data baud and training baud, said method comprising the steps of:

  • receiving said plurality of carriers;

    determining a first SNR for said data baud;

    determining a second SNR for said training baud;

    comparing at least one of said first SNR and said second SNR to predetermined selection criteria;

    selecting one of said first SNR and said second SNR based on said comparison step.

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