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Power supply circuit and method for providing outp

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专利名称:Power supply circuit and method for

providing output voltage

发明人:Bao, Cheng,Guthrie, Martin,Bognar, Frank申请号:EP081341.3申请日:20080915公开号:EP21150B1公开日:20130403

摘要:Various embodiments are described herein for a charging device and anassociated charging method for charging a rechargeable battery. The charging devicegenerally includes a current source that is coupled to a power source and configured toprovide a charging current to the rechargeable battery. The charging device furtherincludes a controller that is configured to control the current source to provide thecharging current with an amplitude that is less than the charging current required by therechargeable battery in a given charging state to bring an output voltage of the currentsource towards the voltage of the rechargeable battery.

申请人:RESEARCH IN MOTION LTD

地址:CA

国籍:CA

代理机构:Moore, Barry

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