Methods for coupling an RFID chip to an antenna

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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C340S572400, C340S572700, C340S572800, C340S539260, C340S602000, C340S666000, C343S793000, C343S795000, C343S803000, C343S895000, C235S449000, C235S491000, C235S492000, C361S758000, C361S767000, C361S771000

Reexamination Certificate

active

07911343

ABSTRACT:
A method for mounting multiple small RFID chips onto larger antenna. The chips are mechanically aligned with an interdigitated gap at the feed point of the antenna by electrostatic or magnetic techniques. In an alternate embodiment RF field coupling between the chips and the antenna is employed.

REFERENCES:
patent: 6285342 (2001-09-01), Brady et al.
patent: 6882545 (2005-04-01), Akita et al.
patent: 7158033 (2007-01-01), Forster
patent: 7298343 (2007-11-01), Forster et al.
patent: 7342490 (2008-03-01), Herrmann et al.
patent: 2008/0272890 (2008-11-01), Nitzan et al.

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