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System and method for polling NFC-A devices alongside RF barcode devices

  • US 9,336,418 B2
  • Filed: 07/16/2014
  • Issued: 05/10/2016
  • Est. Priority Date: 07/17/2013
  • Status: Active Grant
First Claim
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1. A method of connecting a near-field communication (NFC) reader to a plurality of NFC devices including at least one NFC-A device and at least one RF barcode device, comprising:

  • detecting and logging the active and sleep intervals of the RF barcode device when an RF field is switched on; and

    synchronizing the transmission and reception of data to and from each NFC-A device such that transmission and reception of data to and from each NFC-A device occurs only during sleep intervals of the RF barcode device.

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