Transponder and corresponding operating method
AssigneeNXP B.V.
InventorThomas PICHLER
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Abstract
In accordance with a first aspect of the present disclosure, a radio frequency identification (RFID) transponder is provided, comprising a modulator and a controller, wherein: the modulator is configured to generate a modulated signal to be transmitted to an external RFID reader; the controller is configured to increase a transmitter impedance during a first period of time; the controller is configured to decrease the transmitter impedance by enabling the modulator during a second period of time. In accordance with a second aspect of the present disclosure, a corresponding method of operating a radio frequency identification (RFID) transponder is conceived.
Claims21
1-15. (canceled)
A radio frequency identification, RFID, transponder, comprising a modulator and a controller, wherein:
- the modulator is configured to generate a modulated signal to be transmitted to an external RFID reader;
- the controller is configured to increase a transmitter impedance during a first period of time;
- the controller is configured to decrease the transmitter impedance by enabling the modulator during a second period of time.
A method of operating a radio frequency identification, RFID, transponder, the RFID transponder comprising a modulator and a controller, the method comprising:
- the modulator generates a modulated signal to be transmitted to an external RFID reader;
- the controller increases a transmitter impedance during a first period of time;
- the controller decreases the transmitter impedance by enabling the modulator during a second period of time.
Dependencies are inferred from the claim text.