发明授权
- 专利标题: Battery charger capable of accurately detecting battery temperature for full charge determination
- 专利标题(中): 电池充电器能够准确检测电池温度以进行全电荷测定
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申请号: US10892183申请日: 2004-07-16
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公开(公告)号: US07064523B2公开(公告)日: 2006-06-20
- 发明人: Takao Aradachi , Hidekazu Harada , Kenrou Ishimaru , Nobuhiro Takano , Takeshi Takeda
- 申请人: Takao Aradachi , Hidekazu Harada , Kenrou Ishimaru , Nobuhiro Takano , Takeshi Takeda
- 申请人地址: JP Tokyo
- 专利权人: Hitachi Koki Co., Ltd.
- 当前专利权人: Hitachi Koki Co., Ltd.
- 当前专利权人地址: JP Tokyo
- 代理机构: Antonelli, Terry, Stout and Kraus, LLP.
- 优先权: JPP2003-199333 20030718
- 主分类号: H02J7/04
- IPC分类号: H02J7/04
摘要:
A battery charger for charging a battery pack having a battery, a temperature sensor for sensing a temperature of the battery, and a battery terminal. The battery charger includes a charger terminal to which the battery terminal is connected when the battery is charged, a charge current generating circuit that generates a charge current for charging the battery, a battery temperature detector, and a controller. The battery temperature detector is configured to include a circuit, for example, to detect a temperature of the battery while cooperating with the temperature sensor and to output a temperature signal indicative of the temperature of the battery. The controller which is supplied with the temperature signal from the battery temperature detector, corrects the temperature signal, and provides a corrected temperature signal.
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