Charging circuit for secondary battery, power supply...

Details Charging circuit for secondary battery, power supply... Charging circuit for secondary battery, power supply...

2011-08-30

2011-08-30

Tso, Edward (Department: 2858)

Electricity: battery or capacitor charging or discharging

Cell or battery charger structure

For diverse sizes of cells, batteries, or battery packs

C320S106000, C320S107000, C320S113000, C320S125000, C429S099000, C429S149000, C429S150000, C323S242000, C323S281000, C323S313000

Reexamination Certificate

active

08008889

ABSTRACT:
A charging circuit charges a secondary battery by using a first direct current power supply that generates and outputs a first voltage. A highest voltage among the first voltage of the first direct current power supply, a second voltage generated from power supplied from outside, and a secondary battery voltage of the secondary battery is supplied as a power supply to the charging circuit.

REFERENCES:
patent: 6445162 (2002-09-01), Mukainakano
patent: 6580251 (2003-06-01), Takeuchi
patent: 2001/0017531 (2001-08-01), Sakakibara et al.
patent: 2003/0111908 (2003-06-01), Christensen
patent: 2004/0053082 (2004-03-01), McCluskey et al.
patent: 09-322432 (1997-12-01), None
patent: 11-196540 (1999-07-01), None
patent: 2004-147409 (2004-05-01), None
patent: 2004-227805 (2004-08-01), None
patent: WO-2005/004304 (2005-01-01), None

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