ELECTRONIC DEVICE POWERED ON IN RESPONSE TO RADIO FREQUENCY SIGNAL, NEAR FIELD COMMUNICATION TAG CIRCUIT INCLUDED THEREIN, AND OPERATING METHOD THEREOF

ELECTRONIC DEVICE POWERED ON IN RESPONSE TO RADIO FREQUENCY SIGNAL, NEAR FIELD COMMUNICATION TAG CIRCUIT INCLUDED THEREIN, AND OPERATING METHOD THEREOF

A near field communication (NFC) device includes a DC power supply configured to output a DC voltage, an NFC interface configured to generate a control signal in response to an NFC signal, and a voltage supply control circuit configured to supply the DC voltage to an electronic circuit in response t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: RYU, Chang Ho, PARK, Kwang Beom, LEE, Pyeong Han, CHUN, Sung Hun, KIM, Sung Wan
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
CONTROLLING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
REGULATING
SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
TRANSMISSION
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Beschreibung
Zusammenfassung:A near field communication (NFC) device includes a DC power supply configured to output a DC voltage, an NFC interface configured to generate a control signal in response to an NFC signal, and a voltage supply control circuit configured to supply the DC voltage to an electronic circuit in response to the control signal and maintain supply of the DC voltage to the electronic circuit in response to a voltage maintaining signal generated by the electronic circuit powered on by the DC voltage.