Method of controlling battery power, power control...

Details Method of controlling battery power, power control... Method of controlling battery power, power control...

2011-04-05

2011-04-05

Wallis, Michael Rutland (Department: 2836)

Electrical transmission or interconnection systems

Plural supply circuits or sources

Selective or optional sources

C320S116000

Reexamination Certificate

active

07919885

ABSTRACT:
A method for controlling batteries, a power control apparatus, and a portable device using the same are provided. Based on a connection status of a main battery and an auxiliary battery and the relative magnitudes of voltage of the main battery and the auxiliary battery, supplying of electric power from the main battery or an integrated power source integrating the main battery voltage with the auxiliary battery voltage, recharging of the main battery and the auxiliary battery respectively or simultaneously, and the connection between the main battery and the auxiliary battery when the portable device is turned off are controlled so that electric power of the portable device using a plurality of batteries can be effectively supplied.

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