发明名称 |
Improvements in a relating to battery charging |
摘要 |
A battery charging circuit is described in which power is derived from a communications port such as a USB interface (22) and is supplied to a rechargeable battery (15) of a communications device (14). The communications device (14), which may be a mobile radio telephone, can be charged from the power supply or internal battery of a laptop computer (29) equipped with a USB port and connected thereto with a suitable cable thereby avoiding the need for a user to carry a dedicated battery charger for the radio telephone (14). <IMAGE> |
申请公布号 |
GB0012946(D0) |
申请公布日期 |
2000.07.19 |
申请号 |
GB20000012946 |
申请日期 |
2000.05.26 |
申请人 |
NOKIA MOBILE PHONES LIMITED |
发明人 |
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分类号 |
G06F1/26;H01M10/44;H01M10/46;H02J7/00 |
主分类号 |
G06F1/26 |
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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