Active RFID tag utilizing a secondary communication mode

Details Active RFID tag utilizing a secondary communication mode Active RFID tag utilizing a secondary communication mode

2007-11-13

2007-11-13

Mullen, Thomas (Department: 2612)

Communications: electrical

Condition responsive indicating system

With particular coupling link

C340S005920, C340S010100, C340S010510, C340S572100

Reexamination Certificate

active

11082327

ABSTRACT:
Embodiments of the present invention relate to methods and systems for radio frequency identification. According to one embodiment, a radio frequency identification system comprises a radio frequency identification tag. The tag comprises a radio frequency transmitter and an optical receiver. A reader is communicatively coupled with the tag and is adapted to receive information from the radio frequency identification tag via the radio frequency transmitter of the radio frequency identification tag. The system also includes a trigger communicatively coupled with the tag. The trigger is adapted to send information to the radio frequency identification tag via the optical receiver of the radio frequency identification tag.

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