In a battery device including a battery pack in which a plurality of cells are connected in series, there are provided a battery control circuit or a battery device capable of eliminating a fluctuation in the voltage or charged state which can occur betwee...

In a voltage monitoring system , a voltage monitoring module includes an adjusting current control circuit to generate an adjusting current so that the operating current consumed by the voltage monitoring modules reaches a specified value corresponding to ...

A battery system includes a battery pack 10, a detecting portion 5, a storage portion 6, and a determining portion 7. The battery pack 10 includes parallel battery units 1. The unit 1 includes a current restriction portion 9 and a plurality of battery cell...

According to one embodiment, a communication circuit includes a direct-current converter circuit (23a) configured to generate a second power supply potential different from a second reference potential by a predetermined potential, from a first power suppl...

According to one of the embodiment, an assembled battery has a plurality of cells (11(1)-11(x)) electrically connected in series. A charge amount difference detection circuit (70) detects charge amount difference of the cells. Wherein, while a charging or ...