AUTOMATICALLY-ALIGNING MAGNETIC FIELD SYSTEM
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United States of America Patent
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Issued Date -
Jun 20, 2024
app pub date -
Mar 1, 2024
filing date -
Mar 1, 2024
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Abstract
A wireless power transfer device includes a first transmitting coil oriented along a first axis; a second transmitting coil on the first transmitting coil and oriented along a second axis different from the first axis; a nonmagnetic material magnetically decoupling the first transmitting coil from the second transmitting coil in an area of overlap between the first and second transmitting coils; and a driver configured to separately provide first and second currents to the first and second transmitting coils, respectively, to generate a magnetic field.
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