Wireless power transmission device and wireless power transmission system
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United States of America Patent
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Oct 13, 2020
Grant Date -
Jul 25, 2019
app pub date -
Sep 1, 2017
filing date -
Sep 5, 2016
priority date (Note) -
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Abstract
Provided are a wireless power transmission device and a wireless power transmission system. The wireless power transmission device, according to one embodiment of the present invention, may comprise: a dipole coil comprising a core, and a conducting wire wound at the center part of the core; a power unit for supplying a current to the conducting wire; and a canceling coil for canceling a magnetic field radiated from a lateral surface of the dipole coil.
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