Secondary battery charging device, method of charging in secondary battery charging device, photovoltaic generator, method of power generation in photovoltaic generator, photovoltaic-charged secondary battery system, electronic device, and electrical vehicle
AssigneeSony Corporation
InventorsTsuyoshi Masato, Shinichi Uesaka
Life of this patent
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Abstract
A battery charging device includes a battery pack including a plurality of battery cells connected in series, and a control unit. The control unit is configured to change a series connection of the battery cells in response to a variation in output voltage of a solar battery.
Claims20
A battery charging device comprising:
- a battery pack including a plurality of battery cells connected in series;
- and
- a control unit configured to change a series connection of the battery cells in response to a variation in output voltage of a solar battery.
A method of charging a battery charging device including a battery pack including a plurality of battery cells connected in series, the method comprising:
- changing a series connection of the battery cells in response to a variation in output voltage of a solar battery.
A photovoltaic generator comprising:
- a solar battery including a plurality of solar battery cells connected in series;
- and
- a control unit configured to change a series connection of the solar battery cells in response to a variation in output voltage of the solar battery.
A method of generating power in a photovoltaic generator including a solar battery including a plurality of solar battery cells connected in series, the method comprising:
- changing a series connection of the solar battery cells in response to a variation in output voltage of the solar battery.
Dependencies are inferred from the claim text.