CONTAINER-TYPE IDENTIFICATION USING DIRECTIONAL-ANTENNA RFID
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United States of America Patent
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Issued Date -
Nov 28, 2013
app pub date -
May 22, 2012
filing date -
May 22, 2012
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
RFID tags are read using an RFID reader. A non-RFID-active object has two RFID tags affixed thereto at respective, different tag locations. Each tag has a respective directional antenna steered in a respective, different direction. Respective directional propagation patterns are thus defined and a reader location is defined in the intersection of the propagation patterns. An RFID reader with a reader antenna located at the reader location is provided. The RFID reader is activated to read both tags.
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