发明授权
US09425492B2 Energy source systems having devices with differential states of charge 有权
能源系统具有差分充电状态的装置

Energy source systems having devices with differential states of charge
摘要:
A system includes housing having a positive terminal and a negative terminal and one or more energy storage devices disposed therein. One system includes a first energy storage device that operates at a first state of charge level and a second energy storage device that operates at a second state of charge level. The second state of charge level is greater than the first state of charge level.
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