发明申请
US20090184690A1 CHARGER 失效
充电器

CHARGER
摘要:
A charger includes: a rectifier to rectify a received radio wave to generate a charging current; a potential generator to generate a bias voltage setting an operating point of the rectifier; and a controller to supply the bias voltage generated by the potential generator when an output voltage of the rectifier is equal to or larger than a predetermined value.
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