发明名称 |
Portable telecommunications device |
摘要 |
A portable telecommunications device comprises a charging interface for connection to an external power supply, a voltage and current ratio converter configured to convert an input voltage at the charging interface into an output voltage for charging a battery; and a controller configured to control the converter. |
申请公布号 |
US8154247(B2) |
申请公布日期 |
2012.04.10 |
申请号 |
US20070763303 |
申请日期 |
2007.06.14 |
申请人 |
INHA KAI;TROBERG MIKAEL;VUORI PETRI;NOKIA CORPORATION |
发明人 |
INHA KAI;TROBERG MIKAEL;VUORI PETRI |
分类号 |
H02J7/00 |
主分类号 |
H02J7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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