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Title
RFID reader and method for reading out RFID tags
Date Issued
2020
Author(s)
Jörg, Robert
Patent No
2020038568
Abstract
An embodiment provides an RFID reader which comprises a transmitter, a receiver and a processor. The transmitter is configured to provide a frequency signal for one or more RFID tags. The receiver configured to receive a response signal resulting from a reflection of the frequency signal on at least one of the RFID tags or on an object carrying the at least of the RFID tags. The processor is configured to evaluate the response signal, wherein the processor is configured to evaluate the response signal, wherein the processor comprises a motion determiner configured to detect a Doppler shift within the response signal and to determine a motion parameter and/or velocity of the at least one tag or the object based on a characteristic of the Doppler shift.
Language
en
Patenprio
WO 2020038568 A1: 20180821