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Display of geographic locations with correlated signal quality measurements

  • US 5,758,264 A
  • Filed: 07/16/1996
  • Issued: 05/26/1998
  • Est. Priority Date: 07/16/1996
  • Status: Expired due to Term
First Claim
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1. A method comprisingdetecting a signal;

  • at a first geographic location, determining, by a receiver moving at a first speed, at least one signal quality measurement of the signal;

    based on the at least one signal quality measurement and the first speed, estimation a distortion of the detected signal;

    producing an error mask based on the estimated distortion;

    combining the error mask with an error-free audio signal yielding a corrupted audio signal;

    displaying a map including the first geographic location; and

    highlighting on the map the first geographic location while playing the corrupted audio signal.

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