Battery system configured to survive failure of one or more...

Battery trickle charging circuit

Battery unit having means for preventing over-discharge

Battery with integrated voltage converter

Battery-discharge-protection system for electronic accessories u

Battery-driven electronic device and mobile communication...

Battery-powered electrical device

Charge and discharge control circuit and chargeable power supply

Charge/discharge control circuit and chargeable electric power s

Charge/discharge control circuit and chargeable electric power s

Charge/discharge control circuit and chargeable electric power s

Charge/discharge protection apparatus having a charge-state...

Charge/discharge protection apparatus having a charge-state...

Charger system and method

Charging and discharging control circuit, and charging type...

Charging control apparatus

Charging current adapter circuit for cells or batteries

Charging-and-discharging control device, a battery pack, and an

Circuit and method for monitoring the operational...

Circuit for preventing battery damage