POWER SOURCE DOCK
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United States of America Patent
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Issued Date -
Feb 11, 2016
app pub date -
Mar 24, 2014
filing date -
Apr 9, 2013
priority date (Note) -
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Abstract
A power source stand includes position detector 5 that detects the position of power reception coil 4 of mobile device 2 relative to power transmission coil 3 and displays the detected position of power reception coil 4. In position detector 5, an AC signal having a changing frequency is supplied from sweep oscillator 13 to detection coil 12, the position of power reception coil 4 relative to power transmission coil 3 is detected from a change in impedance of detection coil 12 with respect to the frequency of the AC signal, and the detected position of power reception coil 4 is displayed by display unit 15.
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