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US 2019/0171922 A1Published application
Rfid tag
AssigneeToshiba Tec Kabushiki Kaisha
InventorNaohiro Matsushita
Life of this patent
Estimating the term…
Abstract
According to one embodiment, an RFID tag includes a plurality of antenna elements, a switch, and a control circuit. The switch is inserted between the plurality of antenna elements. The control circuit turns off the switch until a specified time elapsed after responding to radio waves from a reader device.
Claims20
An RFID tag comprising:
- a plurality of antenna elements;
- a switch positioned between the plurality of antenna elements;
- and
- a control circuit configured to turn off the switch until a specified time elapses after responding to radio waves from a reader device.
1 more element
An RFID tag comprising:
- a plurality of at least three antenna elements;
- a plurality of at least two switches each positioned between a different set of two antenna elements;
- and
- a control circuit configured to turn off the plurality of switches until a specified time elapses after responding to radio waves from a reader device.
1 more element
A method of mitigating interference when reading an RFID tag from a group of RFID tags densely arranged, comprising:
- turning off a switch positioned between a plurality of antenna elements until a specified time elapses after responding to radio waves from a reader device.
Dependencies are inferred from the claim text.