POWER SOURCE DEVICE FOR PORTABLE APPARATUS, PORTABLE APPARATUS, AND CHARGING DEVICE
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United States of America Patent
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Issued Date -
Dec 15, 2016
app pub date -
Feb 24, 2015
filing date -
Feb 24, 2014
priority date (Note) -
Abandoned
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Abstract
A power source device for a portable apparatus has a secondary battery, a circuit board, and an electricity reception module. At the circuit board is mounted a charging/discharging circuit containing a charging circuit for charging the secondary battery by the input of external power. The electricity reception module has a power extraction coil and an electricity receiving resonance coil to which power is supplied from outside by the resonance phenomenon and then output as external power to the charging circuit. A portion or all of the circuit board and/or secondary battery is disposed at the inside of the power extraction coil and electricity receiving resonance coil of the electricity reception module.
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