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Inventory tracking using RFID

  • US 10,262,172 B1
  • Filed: 09/29/2015
  • Issued: 04/16/2019
  • Est. Priority Date: 09/29/2015
  • Status: Active Grant
First Claim
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1. An inventory area of a materials handling facility comprising:

  • a pegboard having a plurality of openings provided in a pattern;

    a storage unit releasably mounted to the pegboard, wherein the storage unit comprises;

    a base;

    a support bar having a proximal end mounted to a front face of the base and a free distal end, wherein a first section of the support bar comprising the proximal end extends substantially perpendicular to the front face of the base, and wherein a second section of the support bar comprising the free distal end is canted upward with respect to the first section;

    an RFID antenna having a proximal end mounted to the front face of the base above the support bar, wherein the RFID antenna extends substantially perpendicular to the front face of the base and substantially parallel to the first section of the support bar, and wherein the RFID antenna is coupled to an RFID reader; and

    at least one peg extending from a rear face of the base, wherein the at least one peg extends substantially perpendicular to the rear face of the base, and wherein the at least one peg extends through at least one of the plurality of openings of the pegboard; and

    an item suspended from the support bar, wherein the item comprises;

    an extension having an upper portion and a lower portion;

    an RFID tag provided in the upper portion of the extension, wherein the RFID tag is programmed to transmit an RFID signal to the RFID antenna when the RFID tag senses an electromagnetic field emitted by the RFID antenna; and

    a hole provided in a lower portion of the extension, wherein the support bar is extended through the hole,wherein the upper portion of the extension is positioned between the RFID antenna and the support bar.

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