System and method for charging a battery pack
First Claim
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1. A battery pack operable for receiving a charging current from a charger via a power line, said battery pack comprising:
- a battery management unit, coupled to a plurality of battery cells, operable for acquiring data associated with said battery pack; and
a transmitting unit, coupled to said battery management unit, operable for transmitting said data to said charger via said power line by varying an amplitude of said charging current, wherein said transmitting unit, comprises;
a switch coupled to said power line, wherein said switch is controlled by a control signal to vary said amplitude of said charging current, wherein said control signal is generated based on said data.
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Abstract
A battery pack receives a charging current from a charger via a power line. The battery pack includes a battery management unit and a transmitting unit. The battery management unit is coupled to a plurality of battery cells and is operable for acquiring data associated with the battery pack. The transmitting unit is coupled to the battery management unit and is operable for transmitting the data to the charger via a power line.
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Citations
5 Claims
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1. A battery pack operable for receiving a charging current from a charger via a power line, said battery pack comprising:
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a battery management unit, coupled to a plurality of battery cells, operable for acquiring data associated with said battery pack; and a transmitting unit, coupled to said battery management unit, operable for transmitting said data to said charger via said power line by varying an amplitude of said charging current, wherein said transmitting unit, comprises; a switch coupled to said power line, wherein said switch is controlled by a control signal to vary said amplitude of said charging current, wherein said control signal is generated based on said data. - View Dependent Claims (2, 3, 4, 5)
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Specification