发明名称 METHOD AND APPARATUS FOR EXTENDING BATTERY OPERATION TIME OF AN ELECTRONIC DEVICE
摘要 An apparatus for supplying power to a portable electronic device is disclosed. The apparatus includes a first receptacle to which an AC/DC adaptor is connectable, a second receptacle to which an electronic device is connectable, a battery charger for charging a battery using power supplied by the AC/DC adaptor, an output circuit for supplying power to the electronic device from the AC/DC adaptor when the AC/DC adaptor is connected to the apparatus, and supplies power to the electronic device from the battery when the AC/DC adaptor is not connected to the apparatus, and a control circuit for controlling the battery charger to supply power to the electronic device while charging the battery when the AC/DC adaptor is connected to the apparatus.
申请公布号 US2013106192(A1) 申请公布日期 2013.05.02
申请号 US201213623430 申请日期 2012.09.20
申请人 TSUKAMOTO YASUMICHI;ODAOHHARA SHIGEFUMI;YAMAGUCHI HIROMITSU;NAKAMURA TETSUJI;LENOVO (SINGAPORE) PTE. LTD. 发明人 TSUKAMOTO YASUMICHI;ODAOHHARA SHIGEFUMI;YAMAGUCHI HIROMITSU;NAKAMURA TETSUJI
分类号 H02J4/00 主分类号 H02J4/00
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