Method and apparatus for magnetic field communication
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United States of America Patent
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Oct 31, 2023
Grant Date -
Nov 10, 2022
app pub date -
May 2, 2022
filing date -
May 3, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
An antenna device for magnetic field communication may include: a first coil; a second coil; a third coil; a first capacitor connected to a 1-1 terminal of the first coil; a second capacitor connected to a 2-1 terminal of the second coil; a third capacitor connected to a 3-1 terminal of the third coil; and an input port including a first input terminal connected to a 1-2 terminal of the first coil, a 2-2 terminal of the second coil, and a 3-2 terminal of the third coil, and a second input terminal connected to the first capacitor, the second capacitor, and the third capacitor.
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