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DISPLAYING RADIO FREQUENCY IDENTIFICATION (RFID) READ RANGE OF AN RFID READER BASED ON FEEDBACK FROM FIXED RFID BEACON TAGS

  • US 20100201488A1
  • Filed: 02/12/2009
  • Published: 08/12/2010
  • Est. Priority Date: 02/12/2009
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • transmitting an interrogation signal from a nomadic Radio Frequency Identification (RFID) reader over an actual coverage area within a space, wherein the space includes a plurality of fixed RFID beacon tags at known locations;

    receiving, at the nomadic RFID reader, response signals from one or more fixed RFID beacon tags in the actual coverage area;

    determining, based on the response signals and the known locations of the one or more fixed RFID beacon tags, an approximate coverage area of the interrogation signal; and

    displaying the approximate coverage area of the nomadic RFID reader on a display, wherein the approximate coverage area displayed on the display is defined by the one or more fixed RFID beacon tags that responded to the interrogation signal.

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