Smart NFC antenna matching network system having multiple antennas and user device including the same
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United States of America Patent
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Oct 24, 2017
Grant Date -
Dec 8, 2016
app pub date -
Aug 23, 2016
filing date -
Dec 20, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A near field communication (hereinafter, referred to as “NFC”) antenna matching network system connected to an NFC transceiver is provided. The NFC antenna matching network system includes a matching circuit connected to first and second antenna terminals and to the NFC transceiver; and a plurality of NFC antennas connected in parallel and physically with the first and second antenna terminals, wherein each of the NFC antennas comprises a source coil connected between the first antenna terminal and the second antenna terminal; and a resonance coil physically separated from the source coil.
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