发明名称 |
Systems and methods for battery status indication |
摘要 |
A method and apparatus are provided to indicate battery capacity status. Different blinking frequencies of an LED correspond to different battery states of charge. Furthermore, the present invention provides a smooth visual brightness change of the LED by providing the appropriate LED current according to human eye characteristics. |
申请公布号 |
US8330608(B2) |
申请公布日期 |
2012.12.11 |
申请号 |
US201113276706 |
申请日期 |
2011.10.19 |
申请人 |
DU STERLING;LIU LIUSHENG;KOKORIN OLEKSANDR;O2MICRO, INC. |
发明人 |
DU STERLING;LIU LIUSHENG;KOKORIN OLEKSANDR |
分类号 |
G08B21/00 |
主分类号 |
G08B21/00 |
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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