RFID tag data retention verification and refresh

Details RFID tag data retention verification and refresh RFID tag data retention verification and refresh

2006-03-16

2009-10-20

Mehmood, Jennifer (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S010100, C714S721000

Reexamination Certificate

active

07605700

ABSTRACT:
Methods, systems, and apparatuses for monitoring and refreshing data stored in radio frequency identification (RFID) tags are described. A voltage margin for data stored in memory of a tag is checked. If the voltage margin has decreased to an undesirable level, the data stored in the tag is refreshed.

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