ESTIMATING THE CAPACITY OF A LI-ION BATTERY BASED ON INITIAL PART OF THE DISCHARGE CURVE
First Claim
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1. A system for testing a battery, the system comprising:
- a network access device;
a network access device battery configured to communicate with the network access device for providing supply power; and
a battery test circuit configured to monitor an output of the network access device battery and determine a battery status based on a slope of an initial portion of a battery discharge curve.
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Abstract
A system and method for testing a battery is provided. A load is connected in electrical series connection with the battery. A sensor may be in communication with the battery for measuring a battery discharge curve. A processor monitors an output of the battery and determines a battery status based on a slope of an initial portion of the battery discharge curve.
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Citations
21 Claims
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1. A system for testing a battery, the system comprising:
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a network access device; a network access device battery configured to communicate with the network access device for providing supply power; and a battery test circuit configured to monitor an output of the network access device battery and determine a battery status based on a slope of an initial portion of a battery discharge curve. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A battery test circuit for testing a battery, the battery test circuit comprising:
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a load in electrical series connection with the battery; a sensor configured to communicate with the battery and measure a battery discharge curve; and a processor configured to monitor an output of the network access device battery and determine a battery status based on a slope of an initial portion of a battery discharge curve. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A method for testing a battery, the method comprising:
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connecting a load in electrical series connection with the battery; monitoring an output of the battery; and determining a battery status based on a slope of an initial portion of a battery discharge curve. - View Dependent Claims (19, 20)
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21. In a computer readable storage medium having stored therein instructions executable by a programmed processor for testing a battery, the storage medium comprising instructions for:
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connecting a load in electrical series connection with the battery; monitoring an output of the battery; and determining a battery status based on a slope of an initial portion of a battery discharge curve.
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Specification