US Patent 7930571 Information processing apparatus and power control method

According to one embodiment, an information processing apparatus includes a wireless communication device and a power management module. The power management module is configured to transmit, in response to disconnection of an external power supply device from a power connector of the information processing apparatus, a command instructing turn-off of a power supply circuit within the external power supply device to a wireless communication circuit within the external power supply device via the wireless communication device.