Sony Mobile Communications Inc.
|Sony Mobile Communications Inc. Patent applications|
|Patent application number||Title||Published|
|20150244188||POWER CHARGING DEVICE AND MOBILE TERMINAL APPARATUS - A charging device that includes a first battery charged at a first rate and a second battery that is charged at a second rate, which is faster than the first rate. The charging device includes an interface that receives electric power from a charger; a first switch disposed between the interface and the first battery; a second switch disposed between the second battery and the first battery; a battery voltage detection circuit that detects a voltage of the second battery; a charger detection circuit connected to the interface that detects whether power is being received from the charger; and a switch control circuit that controls the first switch and the second switch based on outputs of the charger detection circuit and the battery voltage detection circuit.||08-27-2015|
Patent applications by Sony Mobile Communications Inc.