The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 22, 2020
Filed:
Jul. 20, 2018
Walmart Apollo, Llc, Bentonville, AR (US);
Steven J. Lewis, Bentonville, AR (US);
Jeremy R. Tingler, Bentonville, AR (US);
Alvin S. Taulbee, Springdale, AR (US);
Walmart Apollo, LLC, Bentonville, AR (US);
Abstract
In some embodiments, apparatuses and methods are provided herein useful to monitoring RFID tags in a retail facility. In some embodiments, a system comprises an RFID tag, a first RFID reader monitoring a first zone and configured to determine, based on a signal received from the RFID tag, that the RFID tag is moving toward the second zone, transmit, to a second RFID reader monitoring the second zone, a notification indicating that the RFID tag is moving toward the second zone, and in response to receipt of a confirmation message from the second RFID reader, instruct the RFID tag to remain in its current state, and cease communication with the RFID tag, the second RFID reader configured to receive, from the first RFID reader, the notification, transmit, to the first RFID reader, the confirmation message, and transmit, to the RFID tag, a signal.