Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 17, 2007
Patent Application Number
11062815
Date Filed
February 23, 2005
Patent Primary Examiner
Patent abstract
An RFID reader having a multi-dimensional antenna array makes use of electronic circuits to change the antennas or coils of an RFID device to form a multi-dimensional antenna array, thereby accomplishing detection of the ID codes of RFID tag devices in a scanning way of the RFID technology. This scanning method can also actively discriminate the locations of RFID tag devices. The RFID reader having a multi-dimensional antenna array can scan a plurality of RFID tag devices, and can also effectively discriminate the locations of these RFID tag devices.
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