Invention Grant
US07669765B2 RFID switching 有权
RFID切换

RFID switching
Abstract:
Various method and apparatus embodiments involving RFID switching are disclosed. One method embodiment, among others, includes receiving an excitation signal at a switch associated with a radio frequency identification (RFID) tag and a disabling material, and changing a state of the RFID tag with the switch based on proximity of the disabling material to the RFID tag.
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