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Method for determining quality of measurement in a radar level gauge system

  • US 20070139256A1
  • Filed: 12/15/2005
  • Published: 06/21/2007
  • Est. Priority Date: 12/15/2005
  • Status: Active Grant
First Claim
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1. A method for determining a quality of measurement in a radar level gauge system arranged to measure a filling level of a content contained in a tank, comprising the steps of:

  • providing an antenna having at least two separate antenna functions, including a transmitting function and a receiving function;

    transmitting microwave energy using said transmitting function of said antenna;

    receiving a reflected part of said microwave energy, reflected from said level of content to be gauged, using said receiving function of said antenna;

    detecting a leakage signal, said leakage signal leaking from said transmitting function of said antenna to said receiving function of said antenna; and

    determining, based on a relationship between said leakage signal and said reflected signal, a level of quality of said reflected signal.

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