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RF-tag reading system and RF-tag reader/writer control system, and interference avoidance method therefor

  • US 20060175407A1
  • Filed: 02/02/2006
  • Published: 08/10/2006
  • Est. Priority Date: 02/09/2005
  • Status: Abandoned Application
First Claim
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1. An RF (Radio Frequency)-tag reading system including an RF-tag reader/writer control system that, in the case where interference occurs among a plurality of RF-tag reader/writers for reading RF-tag identifiers of RF-tags, controls a schedule for the plurality of RF-tag reader/writers, the RF-tag reader/writer control system comprising:

  • reading-test implementation means of implementing a test of sequential reading, through the plurality of RF-tag reader/writers, of the RF-tag identifiers of reference RF-tags that are preliminarily installed prior to operation; and

    ascertainment means of ascertaining whether or not a single RF-tag can be read by the plurality of RF-tag reader/writers, based on the test of reading.

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