RFID tag reading rate

Details RFID tag reading rate RFID tag reading rate

2007-03-14

2010-02-02

Wu, Daniel (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S572100, C340S010100

Reexamination Certificate

active

07656297

ABSTRACT:
An RFID system of the present invention has a plurality of antennas for reading data from an RFID tag; an antenna configuration storage unit for prestoring a position of each of the plurality of antennas; a position detection unit for detecting a position of the RFID tag; and an antenna control unit for selecting one or more of the antennas that read the RFID tag, based on the position of the RFID tag detected by the position detection unit and on the position of each of the plurality of antennas stored in the antenna configuration storage unit, and for preferentially activating the selected one or more of the antennas.

REFERENCES:
patent: 5221831 (1993-06-01), Geiszler
patent: 6218942 (2001-04-01), Vega et al.
patent: 2002/0107445 (2002-08-01), Govari
patent: 2002/0149681 (2002-10-01), Kahn et al.
patent: 2005/0159187 (2005-07-01), Mendolia et al.
patent: 234914/1995 (1995-09-01), None
patent: 118037/2001 (2001-04-01), None
patent: 074279/2002 (2002-03-01), None
patent: 356227/2002 (2002-12-01), None
patent: 004532/2005 (2005-01-01), None

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